/* * Unit tests for named pipe functions in Wine * * Copyright (c) 2002 Dan Kegel * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include <stdarg.h> #include <stdio.h> #include "ntstatus.h" #define WIN32_NO_STATUS #include "windef.h" #include "winbase.h" #include "winternl.h" #include "winioctl.h" #include "wine/test.h" #define PIPENAME "\\\\.\\PiPe\\tests_pipe.c" #define NB_SERVER_LOOPS 8 static HANDLE alarm_event; static BOOL (WINAPI *pDuplicateTokenEx)(HANDLE,DWORD,LPSECURITY_ATTRIBUTES, SECURITY_IMPERSONATION_LEVEL,TOKEN_TYPE,PHANDLE); static DWORD (WINAPI *pQueueUserAPC)(PAPCFUNC pfnAPC, HANDLE hThread, ULONG_PTR dwData); static BOOL (WINAPI *pCancelIoEx)(HANDLE handle, LPOVERLAPPED lpOverlapped); static BOOL (WINAPI *pGetNamedPipeClientProcessId)(HANDLE,ULONG*); static BOOL (WINAPI *pGetNamedPipeServerProcessId)(HANDLE,ULONG*); static BOOL (WINAPI *pGetNamedPipeClientSessionId)(HANDLE,ULONG*); static BOOL (WINAPI *pGetNamedPipeServerSessionId)(HANDLE,ULONG*); static BOOL (WINAPI *pGetOverlappedResultEx)(HANDLE,OVERLAPPED *,DWORD *,DWORD,BOOL); static BOOL user_apc_ran; static void CALLBACK user_apc(ULONG_PTR param) { user_apc_ran = TRUE; } enum rpcThreadOp { RPC_READFILE }; struct rpcThreadArgs { ULONG_PTR returnValue; DWORD lastError; enum rpcThreadOp op; ULONG_PTR args[5]; }; static DWORD CALLBACK rpcThreadMain(LPVOID arg) { struct rpcThreadArgs *rpcargs = (struct rpcThreadArgs *)arg; if (winetest_debug > 1) trace("rpcThreadMain starting\n"); SetLastError( rpcargs->lastError ); switch (rpcargs->op) { case RPC_READFILE: rpcargs->returnValue = (ULONG_PTR)ReadFile( (HANDLE)rpcargs->args[0], /* hFile */ (LPVOID)rpcargs->args[1], /* buffer */ (DWORD)rpcargs->args[2], /* bytesToRead */ (LPDWORD)rpcargs->args[3], /* bytesRead */ (LPOVERLAPPED)rpcargs->args[4] ); /* overlapped */ break; default: SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); rpcargs->returnValue = 0; break; } rpcargs->lastError = GetLastError(); if (winetest_debug > 1) trace("rpcThreadMain returning\n"); return 0; } /* Runs ReadFile(...) from a different thread */ static BOOL RpcReadFile(HANDLE hFile, LPVOID buffer, DWORD bytesToRead, LPDWORD bytesRead, LPOVERLAPPED overlapped) { struct rpcThreadArgs rpcargs; HANDLE thread; DWORD threadId, ret; rpcargs.returnValue = 0; rpcargs.lastError = GetLastError(); rpcargs.op = RPC_READFILE; rpcargs.args[0] = (ULONG_PTR)hFile; rpcargs.args[1] = (ULONG_PTR)buffer; rpcargs.args[2] = (ULONG_PTR)bytesToRead; rpcargs.args[3] = (ULONG_PTR)bytesRead; rpcargs.args[4] = (ULONG_PTR)overlapped; thread = CreateThread(NULL, 0, rpcThreadMain, (void *)&rpcargs, 0, &threadId); ok(thread != NULL, "CreateThread failed. %d\n", GetLastError()); ret = WaitForSingleObject(thread, INFINITE); ok(ret == WAIT_OBJECT_0, "WaitForSingleObject failed with %d.\n", GetLastError()); CloseHandle(thread); SetLastError(rpcargs.lastError); return (BOOL)rpcargs.returnValue; } #define test_not_signaled(h) _test_not_signaled(__LINE__,h) static void _test_not_signaled(unsigned line, HANDLE handle) { DWORD res = WaitForSingleObject(handle, 0); ok_(__FILE__,line)(res == WAIT_TIMEOUT, "WaitForSingleObject returned %u (%u)\n", res, GetLastError()); } #define test_signaled(h) _test_signaled(__LINE__,h) static void _test_signaled(unsigned line, HANDLE handle) { DWORD res = WaitForSingleObject(handle, 0); ok_(__FILE__,line)(res == WAIT_OBJECT_0, "WaitForSingleObject returned %u\n", res); } #define test_pipe_info(a,b,c,d,e) _test_pipe_info(__LINE__,a,b,c,d,e) static void _test_pipe_info(unsigned line, HANDLE pipe, DWORD ex_flags, DWORD ex_out_buf_size, DWORD ex_in_buf_size, DWORD ex_max_instances) { DWORD flags = 0xdeadbeef, out_buf_size = 0xdeadbeef, in_buf_size = 0xdeadbeef, max_instances = 0xdeadbeef; BOOL res; res = GetNamedPipeInfo(pipe, &flags, &out_buf_size, &in_buf_size, &max_instances); ok_(__FILE__,line)(res, "GetNamedPipeInfo failed: %x\n", res); ok_(__FILE__,line)(flags == ex_flags, "flags = %x, expected %x\n", flags, ex_flags); ok_(__FILE__,line)(out_buf_size == ex_out_buf_size, "out_buf_size = %x, expected %u\n", out_buf_size, ex_out_buf_size); ok_(__FILE__,line)(in_buf_size == ex_in_buf_size, "in_buf_size = %x, expected %u\n", in_buf_size, ex_in_buf_size); ok_(__FILE__,line)(max_instances == ex_max_instances, "max_instances = %x, expected %u\n", max_instances, ex_max_instances); } #define test_file_access(a,b) _test_file_access(__LINE__,a,b) static void _test_file_access(unsigned line, HANDLE handle, DWORD expected_access) { FILE_ACCESS_INFORMATION info; IO_STATUS_BLOCK io; NTSTATUS status; memset(&info, 0x11, sizeof(info)); status = NtQueryInformationFile(handle, &io, &info, sizeof(info), FileAccessInformation); ok_(__FILE__,line)(status == STATUS_SUCCESS, "expected STATUS_SUCCESS, got %08x\n", status); ok_(__FILE__,line)(info.AccessFlags == expected_access, "got access %08x expected %08x\n", info.AccessFlags, expected_access); } static void test_CreateNamedPipe(int pipemode) { HANDLE hnp; HANDLE hFile; static const char obuf[] = "Bit Bucket"; static const char obuf2[] = "More bits"; char ibuf[32], *pbuf; DWORD written; DWORD readden; DWORD avail; DWORD left; DWORD lpmode; BOOL ret; if (pipemode == PIPE_TYPE_BYTE) trace("test_CreateNamedPipe starting in byte mode\n"); else trace("test_CreateNamedPipe starting in message mode\n"); /* Wait for nonexistent pipe */ ret = WaitNamedPipeA(PIPENAME, 2000); ok(ret == 0, "WaitNamedPipe returned %d for nonexistent pipe\n", ret); ok(GetLastError() == ERROR_FILE_NOT_FOUND, "wrong error %u\n", GetLastError()); /* Bad parameter checks */ hnp = CreateNamedPipeA("not a named pipe", PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp == INVALID_HANDLE_VALUE && GetLastError() == ERROR_INVALID_NAME, "CreateNamedPipe should fail if name doesn't start with \\\\.\\pipe\n"); if (pipemode == PIPE_TYPE_BYTE) { /* Bad parameter checks */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_READMODE_MESSAGE, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp == INVALID_HANDLE_VALUE && GetLastError() == ERROR_INVALID_PARAMETER, "CreateNamedPipe should fail with PIPE_TYPE_BYTE | PIPE_READMODE_MESSAGE\n"); } hnp = CreateNamedPipeA(NULL, PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hnp == INVALID_HANDLE_VALUE && GetLastError() == ERROR_PATH_NOT_FOUND, "CreateNamedPipe should fail if name is NULL\n"); hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile == INVALID_HANDLE_VALUE && GetLastError() == ERROR_FILE_NOT_FOUND, "connecting to nonexistent named pipe should fail with ERROR_FILE_NOT_FOUND\n"); /* Functional checks */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_signaled(hnp); test_file_access(hnp, SYNCHRONIZE | READ_CONTROL | FILE_WRITE_ATTRIBUTES | FILE_READ_ATTRIBUTES | FILE_WRITE_PROPERTIES | FILE_READ_PROPERTIES | FILE_APPEND_DATA | FILE_WRITE_DATA | FILE_READ_DATA); ret = PeekNamedPipe(hnp, NULL, 0, NULL, &readden, NULL); ok(!ret && GetLastError() == ERROR_BAD_PIPE, "PeekNamedPipe returned %x (%u)\n", ret, GetLastError()); ret = WaitNamedPipeA(PIPENAME, 2000); ok(ret, "WaitNamedPipe failed (%d)\n", GetLastError()); hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile != INVALID_HANDLE_VALUE, "CreateFile failed (%d)\n", GetLastError()); ok(!WaitNamedPipeA(PIPENAME, 100), "WaitNamedPipe succeeded\n"); ok(GetLastError() == ERROR_SEM_TIMEOUT, "wrong error %u\n", GetLastError()); /* Test ConnectNamedPipe() in both directions */ ok(!ConnectNamedPipe(hnp, NULL), "ConnectNamedPipe(server) succeeded\n"); ok(GetLastError() == ERROR_PIPE_CONNECTED, "expected ERROR_PIPE_CONNECTED, got %u\n", GetLastError()); ok(!ConnectNamedPipe(hFile, NULL), "ConnectNamedPipe(client) succeeded\n"); ok(GetLastError() == ERROR_INVALID_FUNCTION, "expected ERROR_INVALID_FUNCTION, got %u\n", GetLastError()); /* don't try to do i/o if one side couldn't be opened, as it hangs */ if (hFile != INVALID_HANDLE_VALUE) { HANDLE hFile2; /* Make sure we can read and write a few bytes in both directions */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf), "write file len\n"); ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf), "read got %d bytes\n", readden); ok(memcmp(obuf, ibuf, written) == 0, "content check\n"); memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf2), "write file len\n"); ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf2), "read got %d bytes\n", readden); ok(memcmp(obuf2, ibuf, written) == 0, "content check\n"); /* Now the same again, but with an additional call to PeekNamedPipe */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf), "write file len 1\n"); ok(PeekNamedPipe(hFile, NULL, 0, NULL, &avail, &left), "Peek\n"); ok(avail == sizeof(obuf), "peek 1 got %d bytes\n", avail); if (pipemode == PIPE_TYPE_BYTE) ok(left == 0, "peek 1 got %d bytes left\n", left); else ok(left == sizeof(obuf), "peek 1 got %d bytes left\n", left); ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf), "read 1 got %d bytes\n", readden); ok(memcmp(obuf, ibuf, written) == 0, "content 1 check\n"); memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf2), "write file len 2\n"); ok(PeekNamedPipe(hnp, NULL, 0, NULL, &avail, &left), "Peek\n"); ok(avail == sizeof(obuf2), "peek 2 got %d bytes\n", avail); if (pipemode == PIPE_TYPE_BYTE) ok(left == 0, "peek 2 got %d bytes left\n", left); else ok(left == sizeof(obuf2), "peek 2 got %d bytes left\n", left); ok(PeekNamedPipe(hnp, (LPVOID)1, 0, NULL, &avail, &left), "Peek\n"); ok(avail == sizeof(obuf2), "peek 2 got %d bytes\n", avail); if (pipemode == PIPE_TYPE_BYTE) ok(left == 0, "peek 2 got %d bytes left\n", left); else ok(left == sizeof(obuf2), "peek 2 got %d bytes left\n", left); ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf2), "read 2 got %d bytes\n", readden); ok(memcmp(obuf2, ibuf, written) == 0, "content 2 check\n"); /* Test how ReadFile behaves when the buffer is not big enough for the whole message */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf2), "write file len\n"); ok(PeekNamedPipe(hFile, ibuf, 4, &readden, &avail, &left), "Peek\n"); ok(readden == 4, "peek got %d bytes\n", readden); ok(avail == sizeof(obuf2), "peek got %d bytes available\n", avail); if (pipemode == PIPE_TYPE_BYTE) ok(left == -4, "peek got %d bytes left\n", left); else ok(left == sizeof(obuf2)-4, "peek got %d bytes left\n", left); ok(ReadFile(hFile, ibuf, 4, &readden, NULL), "ReadFile\n"); ok(readden == 4, "read got %d bytes\n", readden); ok(ReadFile(hFile, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf2) - 4, "read got %d bytes\n", readden); ok(memcmp(obuf2, ibuf, written) == 0, "content check\n"); memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf), "write file len\n"); ok(PeekNamedPipe(hnp, ibuf, 4, &readden, &avail, &left), "Peek\n"); ok(readden == 4, "peek got %d bytes\n", readden); ok(avail == sizeof(obuf), "peek got %d bytes available\n", avail); if (pipemode == PIPE_TYPE_BYTE) { ok(left == -4, "peek got %d bytes left\n", left); ok(ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile\n"); } else { ok(left == sizeof(obuf)-4, "peek got %d bytes left\n", left); SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error\n"); } ok(readden == 4, "read got %d bytes\n", readden); ok(ReadFile(hnp, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf) - 4, "read got %d bytes\n", readden); ok(memcmp(obuf, ibuf, written) == 0, "content check\n"); /* Similar to above, but use a read buffer size small enough to read in three parts */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf2), "write file len\n"); if (pipemode == PIPE_TYPE_BYTE) { ok(ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile\n"); ok(readden == 4, "read got %d bytes\n", readden); ok(ReadFile(hnp, ibuf + 4, 4, &readden, NULL), "ReadFile\n"); } else { SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error\n"); ok(readden == 4, "read got %d bytes\n", readden); SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf + 4, 4, &readden, NULL), "ReadFile\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error\n"); } ok(readden == 4, "read got %d bytes\n", readden); ok(ReadFile(hnp, ibuf + 8, sizeof(ibuf) - 8, &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf2) - 8, "read got %d bytes\n", readden); ok(memcmp(obuf2, ibuf, written) == 0, "content check\n"); /* Test reading of multiple writes */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile3a\n"); ok(written == sizeof(obuf), "write file len 3a\n"); ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), " WriteFile3b\n"); ok(written == sizeof(obuf2), "write file len 3b\n"); ok(PeekNamedPipe(hFile, ibuf, 4, &readden, &avail, &left), "Peek3\n"); ok(readden == 4, "peek3 got %d bytes\n", readden); if (pipemode == PIPE_TYPE_BYTE) ok(left == -4, "peek3 got %d bytes left\n", left); else ok(left == sizeof(obuf)-4, "peek3 got %d bytes left\n", left); ok(avail == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes available\n", avail); ok(PeekNamedPipe(hFile, ibuf, sizeof(ibuf), &readden, &avail, &left), "Peek3\n"); if (pipemode == PIPE_TYPE_BYTE) { ok(readden == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes\n", readden); ok(left == (DWORD) -(sizeof(obuf) + sizeof(obuf2)), "peek3 got %d bytes left\n", left); } else { ok(readden == sizeof(obuf), "peek3 got %d bytes\n", readden); ok(left == 0, "peek3 got %d bytes left\n", left); } ok(avail == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes available\n", avail); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "pipe content 3a check\n"); if (pipemode == PIPE_TYPE_BYTE && readden >= sizeof(obuf)+sizeof(obuf2)) { pbuf += sizeof(obuf); ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "pipe content 3b check\n"); } ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf) + sizeof(obuf2), "read 3 got %d bytes\n", readden); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 3a check\n"); pbuf += sizeof(obuf); ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 3b check\n"); /* Multiple writes in the reverse direction */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile4a\n"); ok(written == sizeof(obuf), "write file len 4a\n"); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), " WriteFile4b\n"); ok(written == sizeof(obuf2), "write file len 4b\n"); ok(PeekNamedPipe(hnp, ibuf, 4, &readden, &avail, &left), "Peek3\n"); ok(readden == 4, "peek3 got %d bytes\n", readden); if (pipemode == PIPE_TYPE_BYTE) ok(left == -4, "peek3 got %d bytes left\n", left); else ok(left == sizeof(obuf)-4, "peek3 got %d bytes left\n", left); ok(avail == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes available\n", avail); ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, &left), "Peek4\n"); if (pipemode == PIPE_TYPE_BYTE) { ok(readden == sizeof(obuf) + sizeof(obuf2), "peek4 got %d bytes\n", readden); ok(left == (DWORD) -(sizeof(obuf) + sizeof(obuf2)), "peek4 got %d bytes left\n", left); } else { ok(readden == sizeof(obuf), "peek4 got %d bytes\n", readden); ok(left == 0, "peek4 got %d bytes left\n", left); } ok(avail == sizeof(obuf) + sizeof(obuf2), "peek4 got %d bytes available\n", avail); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "pipe content 4a check\n"); if (pipemode == PIPE_TYPE_BYTE && readden >= sizeof(obuf)+sizeof(obuf2)) { pbuf += sizeof(obuf); ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "pipe content 4b check\n"); } ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); if (pipemode == PIPE_TYPE_BYTE) { ok(readden == sizeof(obuf) + sizeof(obuf2), "read 4 got %d bytes\n", readden); } else { ok(readden == sizeof(obuf), "read 4 got %d bytes\n", readden); } pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 4a check\n"); if (pipemode == PIPE_TYPE_BYTE) { pbuf += sizeof(obuf); ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 4b check\n"); } /* Test reading of multiple writes after a mode change (CreateFile always creates a byte mode pipe) */ lpmode = PIPE_READMODE_MESSAGE; if (pipemode == PIPE_TYPE_BYTE) { /* trying to change the client end of a byte pipe to message mode should fail */ ok(!SetNamedPipeHandleState(hFile, &lpmode, NULL, NULL), "Change mode\n"); } else { ok(SetNamedPipeHandleState(hFile, &lpmode, NULL, NULL), "Change mode\n"); memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile5a\n"); ok(written == sizeof(obuf), "write file len 3a\n"); ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), " WriteFile5b\n"); ok(written == sizeof(obuf2), "write file len 3b\n"); ok(PeekNamedPipe(hFile, ibuf, sizeof(ibuf), &readden, &avail, &left), "Peek5\n"); ok(readden == sizeof(obuf), "peek5 got %d bytes\n", readden); ok(avail == sizeof(obuf) + sizeof(obuf2), "peek5 got %d bytes available\n", avail); ok(left == 0, "peek5 got %d bytes left\n", left); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 5a check\n"); ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf), "read 5 got %d bytes\n", readden); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 5a check\n"); if (readden <= sizeof(obuf)) ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); /* Multiple writes in the reverse direction */ /* the write of obuf2 from write4 should still be in the buffer */ ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek6a\n"); ok(readden == sizeof(obuf2), "peek6a got %d bytes\n", readden); ok(avail == sizeof(obuf2), "peek6a got %d bytes available\n", avail); if (avail > 0) { ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf2), "read 6a got %d bytes\n", readden); pbuf = ibuf; ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 6a check\n"); } memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile6a\n"); ok(written == sizeof(obuf), "write file len 6a\n"); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), " WriteFile6b\n"); ok(written == sizeof(obuf2), "write file len 6b\n"); ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek6\n"); ok(readden == sizeof(obuf), "peek6 got %d bytes\n", readden); ok(avail == sizeof(obuf) + sizeof(obuf2), "peek6b got %d bytes available\n", avail); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 6a check\n"); ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); ok(readden == sizeof(obuf), "read 6b got %d bytes\n", readden); pbuf = ibuf; ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 6a check\n"); if (readden <= sizeof(obuf)) ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n"); /* Test how ReadFile behaves when the buffer is not big enough for the whole message */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), "WriteFile 7\n"); ok(written == sizeof(obuf2), "write file len 7\n"); SetLastError(0xdeadbeef); ok(!ReadFile(hFile, ibuf, 4, &readden, NULL), "ReadFile 7\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 7\n"); ok(readden == 4, "read got %d bytes 7\n", readden); ok(ReadFile(hFile, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile 7\n"); ok(readden == sizeof(obuf2) - 4, "read got %d bytes 7\n", readden); ok(memcmp(obuf2, ibuf, written) == 0, "content check 7\n"); memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile 8\n"); ok(written == sizeof(obuf), "write file len 8\n"); SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile 8\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 8\n"); ok(readden == 4, "read got %d bytes 8\n", readden); ok(ReadFile(hnp, ibuf + 4, sizeof(ibuf) - 4, &readden, NULL), "ReadFile 8\n"); ok(readden == sizeof(obuf) - 4, "read got %d bytes 8\n", readden); ok(memcmp(obuf, ibuf, written) == 0, "content check 8\n"); /* The following test shows that when doing a partial read of a message, the rest * is still in the pipe, and can be received from a second thread. This shows * especially that the content is _not_ stored in thread-local-storage until it is * completely transmitted. The same method works even across multiple processes. */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile 9\n"); ok(written == sizeof(obuf), "write file len 9\n"); ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), "WriteFile 9\n"); ok(written == sizeof(obuf2), "write file len 9\n"); SetLastError(0xdeadbeef); ok(!ReadFile(hFile, ibuf, 4, &readden, NULL), "ReadFile 9\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 9\n"); ok(readden == 4, "read got %d bytes 9\n", readden); SetLastError(0xdeadbeef); ret = RpcReadFile(hFile, ibuf + 4, 4, &readden, NULL); ok(!ret, "RpcReadFile 9\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 9\n"); ok(readden == 4, "read got %d bytes 9\n", readden); ret = RpcReadFile(hFile, ibuf + 8, sizeof(ibuf), &readden, NULL); ok(ret, "RpcReadFile 9\n"); ok(readden == sizeof(obuf) - 8, "read got %d bytes 9\n", readden); ok(memcmp(obuf, ibuf, sizeof(obuf)) == 0, "content check 9\n"); if (readden <= sizeof(obuf) - 8) /* blocks forever if second part was already received */ { memset(ibuf, 0, sizeof(ibuf)); SetLastError(0xdeadbeef); ret = RpcReadFile(hFile, ibuf, 4, &readden, NULL); ok(!ret, "RpcReadFile 9\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 9\n"); ok(readden == 4, "read got %d bytes 9\n", readden); SetLastError(0xdeadbeef); ok(!ReadFile(hFile, ibuf + 4, 4, &readden, NULL), "ReadFile 9\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 9\n"); ok(readden == 4, "read got %d bytes 9\n", readden); ret = RpcReadFile(hFile, ibuf + 8, sizeof(ibuf), &readden, NULL); ok(ret, "RpcReadFile 9\n"); ok(readden == sizeof(obuf2) - 8, "read got %d bytes 9\n", readden); ok(memcmp(obuf2, ibuf, sizeof(obuf2)) == 0, "content check 9\n"); } /* Now the reverse direction */ memset(ibuf, 0, sizeof(ibuf)); ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), "WriteFile 10\n"); ok(written == sizeof(obuf2), "write file len 10\n"); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile 10\n"); ok(written == sizeof(obuf), "write file len 10\n"); SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf, 4, &readden, NULL), "ReadFile 10\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 10\n"); ok(readden == 4, "read got %d bytes 10\n", readden); SetLastError(0xdeadbeef); ret = RpcReadFile(hnp, ibuf + 4, 4, &readden, NULL); ok(!ret, "RpcReadFile 10\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 10\n"); ok(readden == 4, "read got %d bytes 10\n", readden); ret = RpcReadFile(hnp, ibuf + 8, sizeof(ibuf), &readden, NULL); ok(ret, "RpcReadFile 10\n"); ok(readden == sizeof(obuf2) - 8, "read got %d bytes 10\n", readden); ok(memcmp(obuf2, ibuf, sizeof(obuf2)) == 0, "content check 10\n"); if (readden <= sizeof(obuf2) - 8) /* blocks forever if second part was already received */ { memset(ibuf, 0, sizeof(ibuf)); SetLastError(0xdeadbeef); ret = RpcReadFile(hnp, ibuf, 4, &readden, NULL); ok(!ret, "RpcReadFile 10\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 10\n"); ok(readden == 4, "read got %d bytes 10\n", readden); SetLastError(0xdeadbeef); ok(!ReadFile(hnp, ibuf + 4, 4, &readden, NULL), "ReadFile 10\n"); ok(GetLastError() == ERROR_MORE_DATA, "wrong error 10\n"); ok(readden == 4, "read got %d bytes 10\n", readden); ret = RpcReadFile(hnp, ibuf + 8, sizeof(ibuf), &readden, NULL); ok(ret, "RpcReadFile 10\n"); ok(readden == sizeof(obuf) - 8, "read got %d bytes 10\n", readden); ok(memcmp(obuf, ibuf, sizeof(obuf)) == 0, "content check 10\n"); } } /* Picky conformance tests */ /* Verify that you can't connect to pipe again * until server calls DisconnectNamedPipe+ConnectNamedPipe * or creates a new pipe * case 1: other client not yet closed */ hFile2 = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile2 == INVALID_HANDLE_VALUE, "connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_PIPE_BUSY, "connecting to named pipe before other client closes should fail with ERROR_PIPE_BUSY\n"); ok(CloseHandle(hFile), "CloseHandle\n"); /* case 2: other client already closed */ hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile == INVALID_HANDLE_VALUE, "connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_PIPE_BUSY, "connecting to named pipe after other client closes but before DisconnectNamedPipe should fail with ERROR_PIPE_BUSY\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n"); /* case 3: server has called DisconnectNamedPipe but not ConnectNamed Pipe */ hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile == INVALID_HANDLE_VALUE, "connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_PIPE_BUSY, "connecting to named pipe after other client closes but before ConnectNamedPipe should fail with ERROR_PIPE_BUSY\n"); /* to be complete, we'd call ConnectNamedPipe here and loop, * but by default that's blocking, so we'd either have * to turn on the uncommon nonblocking mode, or * use another thread. */ } ok(CloseHandle(hnp), "CloseHandle\n"); hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_INBOUND, pipemode | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_signaled(hnp); test_file_access(hnp, SYNCHRONIZE | READ_CONTROL | FILE_READ_ATTRIBUTES | FILE_READ_PROPERTIES | FILE_READ_DATA); CloseHandle(hnp); hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_OUTBOUND, pipemode | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_signaled(hnp); test_file_access(hnp, SYNCHRONIZE | READ_CONTROL | FILE_WRITE_ATTRIBUTES | FILE_WRITE_PROPERTIES | FILE_APPEND_DATA | FILE_WRITE_DATA); hFile = CreateFileA(PIPENAME, 0, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile != INVALID_HANDLE_VALUE, "CreateFile failed: %u\n", GetLastError()); test_file_access(hFile, SYNCHRONIZE | FILE_READ_ATTRIBUTES); CloseHandle(hFile); CloseHandle(hnp); if (winetest_debug > 1) trace("test_CreateNamedPipe returning\n"); } static void test_CreateNamedPipe_instances_must_match(void) { HANDLE hnp, hnp2; /* Check no mismatch */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hnp2 = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp2 != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); ok(CloseHandle(hnp), "CloseHandle\n"); ok(CloseHandle(hnp2), "CloseHandle\n"); /* Check nMaxInstances */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hnp2 = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp2 == INVALID_HANDLE_VALUE && GetLastError() == ERROR_PIPE_BUSY, "nMaxInstances not obeyed\n"); ok(CloseHandle(hnp), "CloseHandle\n"); /* Check PIPE_ACCESS_* */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hnp2 = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_INBOUND, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp2 == INVALID_HANDLE_VALUE && GetLastError() == ERROR_ACCESS_DENIED, "PIPE_ACCESS_* mismatch allowed\n"); ok(CloseHandle(hnp), "CloseHandle\n"); /* check everything else */ hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 4, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hnp2 = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE, /* nMaxInstances */ 3, /* nOutBufSize */ 102, /* nInBufSize */ 24, /* nDefaultWait */ 1234, /* lpSecurityAttrib */ NULL); ok(hnp2 != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); ok(CloseHandle(hnp), "CloseHandle\n"); ok(CloseHandle(hnp2), "CloseHandle\n"); } static void test_ReadFile(void) { HANDLE server, client; OVERLAPPED overlapped; DWORD size; BOOL res; static char buf[512]; server = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_WAIT_FOREVER, NULL); ok(server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); ok(WriteFile(client, buf, sizeof(buf), &size, NULL), "WriteFile\n"); res = ReadFile(server, buf, 1, &size, NULL); ok(!res && GetLastError() == ERROR_MORE_DATA, "ReadFile returned %x(%u)\n", res, GetLastError()); ok(size == 1, "size = %u\n", size); /* pass both overlapped and ret read */ memset(&overlapped, 0, sizeof(overlapped)); res = ReadFile(server, buf, 1, &size, &overlapped); ok(!res && GetLastError() == ERROR_MORE_DATA, "ReadFile returned %x(%u)\n", res, GetLastError()); ok(size == 0, "size = %u\n", size); ok((NTSTATUS)overlapped.Internal == STATUS_BUFFER_OVERFLOW, "Internal = %lx\n", overlapped.Internal); ok(overlapped.InternalHigh == 1, "InternalHigh = %lx\n", overlapped.InternalHigh); DisconnectNamedPipe(server); memset(&overlapped, 0, sizeof(overlapped)); overlapped.InternalHigh = 0xdeadbeef; res = ReadFile(server, buf, 1, &size, &overlapped); ok(!res && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "ReadFile returned %x(%u)\n", res, GetLastError()); ok(size == 0, "size = %u\n", size); ok(overlapped.Internal == STATUS_PENDING, "Internal = %lx\n", overlapped.Internal); ok(overlapped.InternalHigh == 0xdeadbeef, "InternalHigh = %lx\n", overlapped.InternalHigh); memset(&overlapped, 0, sizeof(overlapped)); overlapped.InternalHigh = 0xdeadbeef; res = WriteFile(server, buf, 1, &size, &overlapped); ok(!res && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "ReadFile returned %x(%u)\n", res, GetLastError()); ok(size == 0, "size = %u\n", size); ok(overlapped.Internal == STATUS_PENDING, "Internal = %lx\n", overlapped.Internal); ok(overlapped.InternalHigh == 0xdeadbeef, "InternalHigh = %lx\n", overlapped.InternalHigh); CloseHandle(server); CloseHandle(client); } /** implementation of alarm() */ static DWORD CALLBACK alarmThreadMain(LPVOID arg) { DWORD_PTR timeout = (DWORD_PTR) arg; if (winetest_debug > 1) trace("alarmThreadMain\n"); if (WaitForSingleObject( alarm_event, timeout ) == WAIT_TIMEOUT) { ok(FALSE, "alarm\n"); ExitProcess(1); } return 1; } static HANDLE hnp = INVALID_HANDLE_VALUE; /** Trivial byte echo server - disconnects after each session */ static DWORD CALLBACK serverThreadMain1(LPVOID arg) { int i; if (winetest_debug > 1) trace("serverThreadMain1 start\n"); /* Set up a simple echo server */ hnp = CreateNamedPipeA(PIPENAME "serverThreadMain1", PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); for (i = 0; i < NB_SERVER_LOOPS; i++) { char buf[512]; DWORD written; DWORD readden; BOOL success; /* Wait for client to connect */ if (winetest_debug > 1) trace("Server calling ConnectNamedPipe...\n"); ok(ConnectNamedPipe(hnp, NULL) || GetLastError() == ERROR_PIPE_CONNECTED, "ConnectNamedPipe\n"); if (winetest_debug > 1) trace("ConnectNamedPipe returned.\n"); /* Echo bytes once */ memset(buf, 0, sizeof(buf)); if (winetest_debug > 1) trace("Server reading...\n"); success = ReadFile(hnp, buf, sizeof(buf), &readden, NULL); if (winetest_debug > 1) trace("Server done reading.\n"); ok(success, "ReadFile\n"); ok(readden, "short read\n"); if (winetest_debug > 1) trace("Server writing...\n"); ok(WriteFile(hnp, buf, readden, &written, NULL), "WriteFile\n"); if (winetest_debug > 1) trace("Server done writing.\n"); ok(written == readden, "write file len\n"); /* finish this connection, wait for next one */ ok(FlushFileBuffers(hnp), "FlushFileBuffers\n"); if (winetest_debug > 1) trace("Server done flushing.\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n"); if (winetest_debug > 1) trace("Server done disconnecting.\n"); } return 0; } /** Trivial byte echo server - closes after each connection */ static DWORD CALLBACK serverThreadMain2(LPVOID arg) { int i; HANDLE hnpNext = 0; trace("serverThreadMain2\n"); /* Set up a simple echo server */ hnp = CreateNamedPipeA(PIPENAME "serverThreadMain2", PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); for (i = 0; i < NB_SERVER_LOOPS; i++) { char buf[512]; DWORD written; DWORD readden; DWORD ret; BOOL success; user_apc_ran = FALSE; if (i == 0 && pQueueUserAPC) { if (winetest_debug > 1) trace("Queueing an user APC\n"); /* verify the pipe is non alerable */ ret = pQueueUserAPC(&user_apc, GetCurrentThread(), 0); ok(ret, "QueueUserAPC failed: %d\n", GetLastError()); } /* Wait for client to connect */ if (winetest_debug > 1) trace("Server calling ConnectNamedPipe...\n"); ok(ConnectNamedPipe(hnp, NULL) || GetLastError() == ERROR_PIPE_CONNECTED, "ConnectNamedPipe\n"); if (winetest_debug > 1) trace("ConnectNamedPipe returned.\n"); /* Echo bytes once */ memset(buf, 0, sizeof(buf)); if (winetest_debug > 1) trace("Server reading...\n"); success = ReadFile(hnp, buf, sizeof(buf), &readden, NULL); if (winetest_debug > 1) trace("Server done reading.\n"); ok(success, "ReadFile\n"); if (winetest_debug > 1) trace("Server writing...\n"); ok(WriteFile(hnp, buf, readden, &written, NULL), "WriteFile\n"); if (winetest_debug > 1) trace("Server done writing.\n"); ok(written == readden, "write file len\n"); /* finish this connection, wait for next one */ ok(FlushFileBuffers(hnp), "FlushFileBuffers\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n"); ok(user_apc_ran == FALSE, "UserAPC ran, pipe using alertable io mode\n"); if (i == 0 && pQueueUserAPC) SleepEx(0, TRUE); /* get rid of apc */ /* Set up next echo server */ hnpNext = CreateNamedPipeA(PIPENAME "serverThreadMain2", PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 2, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnpNext != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); ok(CloseHandle(hnp), "CloseHandle\n"); hnp = hnpNext; } return 0; } /** Trivial byte echo server - uses overlapped named pipe calls */ static DWORD CALLBACK serverThreadMain3(LPVOID arg) { int i; HANDLE hEvent; if (winetest_debug > 1) trace("serverThreadMain3\n"); /* Set up a simple echo server */ hnp = CreateNamedPipeA(PIPENAME "serverThreadMain3", PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hEvent = CreateEventW(NULL, /* security attribute */ TRUE, /* manual reset event */ FALSE, /* initial state */ NULL); /* name */ ok(hEvent != NULL, "CreateEvent\n"); for (i = 0; i < NB_SERVER_LOOPS; i++) { char buf[512]; DWORD written; DWORD readden; DWORD dummy; BOOL success; OVERLAPPED oOverlap; int letWFSOEwait = (i & 2); int letGORwait = (i & 1); DWORD err; memset(&oOverlap, 0, sizeof(oOverlap)); oOverlap.hEvent = hEvent; /* Wait for client to connect */ if (i == 0) { if (winetest_debug > 1) trace("Server calling non-overlapped ConnectNamedPipe on overlapped pipe...\n"); success = ConnectNamedPipe(hnp, NULL); err = GetLastError(); ok(success || (err == ERROR_PIPE_CONNECTED), "ConnectNamedPipe failed: %d\n", err); if (winetest_debug > 1) trace("ConnectNamedPipe operation complete.\n"); } else { if (winetest_debug > 1) trace("Server calling overlapped ConnectNamedPipe...\n"); success = ConnectNamedPipe(hnp, &oOverlap); err = GetLastError(); ok(!success && (err == ERROR_IO_PENDING || err == ERROR_PIPE_CONNECTED), "overlapped ConnectNamedPipe\n"); if (winetest_debug > 1) trace("overlapped ConnectNamedPipe returned.\n"); if (!success && (err == ERROR_IO_PENDING)) { if (letWFSOEwait) { DWORD ret; do { ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE); } while (ret == WAIT_IO_COMPLETION); ok(ret == 0, "wait ConnectNamedPipe returned %x\n", ret); } success = GetOverlappedResult(hnp, &oOverlap, &dummy, letGORwait); if (!letGORwait && !letWFSOEwait && !success) { ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n"); success = GetOverlappedResult(hnp, &oOverlap, &dummy, TRUE); } } ok(success || (err == ERROR_PIPE_CONNECTED), "GetOverlappedResult ConnectNamedPipe\n"); if (winetest_debug > 1) trace("overlapped ConnectNamedPipe operation complete.\n"); } /* Echo bytes once */ memset(buf, 0, sizeof(buf)); if (winetest_debug > 1) trace("Server reading...\n"); success = ReadFile(hnp, buf, sizeof(buf), &readden, &oOverlap); if (winetest_debug > 1) trace("Server ReadFile returned...\n"); err = GetLastError(); ok(success || err == ERROR_IO_PENDING, "overlapped ReadFile\n"); if (winetest_debug > 1) trace("overlapped ReadFile returned.\n"); if (!success && (err == ERROR_IO_PENDING)) { if (letWFSOEwait) { DWORD ret; do { ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE); } while (ret == WAIT_IO_COMPLETION); ok(ret == 0, "wait ReadFile returned %x\n", ret); } success = GetOverlappedResult(hnp, &oOverlap, &readden, letGORwait); if (!letGORwait && !letWFSOEwait && !success) { ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n"); success = GetOverlappedResult(hnp, &oOverlap, &readden, TRUE); } } if (winetest_debug > 1) trace("Server done reading.\n"); ok(success, "overlapped ReadFile\n"); if (winetest_debug > 1) trace("Server writing...\n"); success = WriteFile(hnp, buf, readden, &written, &oOverlap); if (winetest_debug > 1) trace("Server WriteFile returned...\n"); err = GetLastError(); ok(success || err == ERROR_IO_PENDING, "overlapped WriteFile\n"); if (winetest_debug > 1) trace("overlapped WriteFile returned.\n"); if (!success && (err == ERROR_IO_PENDING)) { if (letWFSOEwait) { DWORD ret; do { ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE); } while (ret == WAIT_IO_COMPLETION); ok(ret == 0, "wait WriteFile returned %x\n", ret); } success = GetOverlappedResult(hnp, &oOverlap, &written, letGORwait); if (!letGORwait && !letWFSOEwait && !success) { ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n"); success = GetOverlappedResult(hnp, &oOverlap, &written, TRUE); } } if (winetest_debug > 1) trace("Server done writing.\n"); ok(success, "overlapped WriteFile\n"); ok(written == readden, "write file len\n"); /* finish this connection, wait for next one */ ok(FlushFileBuffers(hnp), "FlushFileBuffers\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n"); } return 0; } /** Trivial byte echo server - uses i/o completion ports */ static DWORD CALLBACK serverThreadMain4(LPVOID arg) { int i; HANDLE hcompletion; BOOL ret; if (winetest_debug > 1) trace("serverThreadMain4\n"); /* Set up a simple echo server */ hnp = CreateNamedPipeA(PIPENAME "serverThreadMain4", PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hcompletion = CreateIoCompletionPort(hnp, NULL, 12345, 1); ok(hcompletion != NULL, "CreateIoCompletionPort failed, error=%i\n", GetLastError()); for (i = 0; i < NB_SERVER_LOOPS; i++) { char buf[512]; DWORD written; DWORD readden; DWORD dummy; BOOL success; OVERLAPPED oConnect; OVERLAPPED oRead; OVERLAPPED oWrite; OVERLAPPED *oResult; DWORD err; ULONG_PTR compkey; memset(&oConnect, 0, sizeof(oConnect)); memset(&oRead, 0, sizeof(oRead)); memset(&oWrite, 0, sizeof(oWrite)); /* Wait for client to connect */ if (winetest_debug > 1) trace("Server calling overlapped ConnectNamedPipe...\n"); success = ConnectNamedPipe(hnp, &oConnect); err = GetLastError(); ok(!success && (err == ERROR_IO_PENDING || err == ERROR_PIPE_CONNECTED), "overlapped ConnectNamedPipe got %u err %u\n", success, err ); if (!success && err == ERROR_IO_PENDING) { if (winetest_debug > 1) trace("ConnectNamedPipe GetQueuedCompletionStatus\n"); success = GetQueuedCompletionStatus(hcompletion, &dummy, &compkey, &oResult, 0); if (!success) { ok( GetLastError() == WAIT_TIMEOUT, "ConnectNamedPipe GetQueuedCompletionStatus wrong error %u\n", GetLastError()); success = GetQueuedCompletionStatus(hcompletion, &dummy, &compkey, &oResult, 10000); } ok(success, "ConnectNamedPipe GetQueuedCompletionStatus failed, errno=%i\n", GetLastError()); if (success) { ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey); ok(oResult == &oConnect, "got overlapped pointer %p instead of %p\n", oResult, &oConnect); } } if (winetest_debug > 1) trace("overlapped ConnectNamedPipe operation complete.\n"); /* Echo bytes once */ memset(buf, 0, sizeof(buf)); if (winetest_debug > 1) trace("Server reading...\n"); success = ReadFile(hnp, buf, sizeof(buf), &readden, &oRead); if (winetest_debug > 1) trace("Server ReadFile returned...\n"); err = GetLastError(); ok(success || err == ERROR_IO_PENDING, "overlapped ReadFile, err=%i\n", err); success = GetQueuedCompletionStatus(hcompletion, &readden, &compkey, &oResult, 10000); ok(success, "ReadFile GetQueuedCompletionStatus failed, errno=%i\n", GetLastError()); if (success) { ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey); ok(oResult == &oRead, "got overlapped pointer %p instead of %p\n", oResult, &oRead); } if (winetest_debug > 1) trace("Server done reading.\n"); if (winetest_debug > 1) trace("Server writing...\n"); success = WriteFile(hnp, buf, readden, &written, &oWrite); if (winetest_debug > 1) trace("Server WriteFile returned...\n"); err = GetLastError(); ok(success || err == ERROR_IO_PENDING, "overlapped WriteFile failed, err=%u\n", err); success = GetQueuedCompletionStatus(hcompletion, &written, &compkey, &oResult, 10000); ok(success, "WriteFile GetQueuedCompletionStatus failed, errno=%i\n", GetLastError()); if (success) { ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey); ok(oResult == &oWrite, "got overlapped pointer %p instead of %p\n", oResult, &oWrite); ok(written == readden, "write file len\n"); } if (winetest_debug > 1) trace("Server done writing.\n"); /* Client will finish this connection, the following ops will trigger broken pipe errors. */ /* Wait for the pipe to break. */ while (PeekNamedPipe(hnp, NULL, 0, NULL, &written, &written)); if (winetest_debug > 1) trace("Server writing on disconnected pipe...\n"); SetLastError(ERROR_SUCCESS); success = WriteFile(hnp, buf, readden, &written, &oWrite); err = GetLastError(); ok(!success && err == ERROR_NO_DATA, "overlapped WriteFile on disconnected pipe returned %u, err=%i\n", success, err); /* No completion status is queued on immediate error. */ SetLastError(ERROR_SUCCESS); oResult = (OVERLAPPED *)0xdeadbeef; success = GetQueuedCompletionStatus(hcompletion, &written, &compkey, &oResult, 0); err = GetLastError(); ok(!success && err == WAIT_TIMEOUT && !oResult, "WriteFile GetQueuedCompletionStatus returned %u, err=%i, oResult %p\n", success, err, oResult); if (winetest_debug > 1) trace("Server reading from disconnected pipe...\n"); SetLastError(ERROR_SUCCESS); success = ReadFile(hnp, buf, sizeof(buf), &readden, &oRead); if (winetest_debug > 1) trace("Server ReadFile from disconnected pipe returned...\n"); err = GetLastError(); ok(!success && err == ERROR_BROKEN_PIPE, "overlapped ReadFile on disconnected pipe returned %u, err=%i\n", success, err); SetLastError(ERROR_SUCCESS); oResult = (OVERLAPPED *)0xdeadbeef; success = GetQueuedCompletionStatus(hcompletion, &readden, &compkey, &oResult, 0); err = GetLastError(); ok(!success && err == WAIT_TIMEOUT && !oResult, "ReadFile GetQueuedCompletionStatus returned %u, err=%i, oResult %p\n", success, err, oResult); /* finish this connection, wait for next one */ ok(FlushFileBuffers(hnp), "FlushFileBuffers\n"); success = DisconnectNamedPipe(hnp); ok(success, "DisconnectNamedPipe failed, err %u\n", GetLastError()); } ret = CloseHandle(hnp); ok(ret, "CloseHandle named pipe failed, err=%i\n", GetLastError()); ret = CloseHandle(hcompletion); ok(ret, "CloseHandle completion failed, err=%i\n", GetLastError()); return 0; } static int completion_called; static DWORD completion_errorcode; static DWORD completion_num_bytes; static LPOVERLAPPED completion_lpoverlapped; static VOID WINAPI completion_routine(DWORD errorcode, DWORD num_bytes, LPOVERLAPPED lpoverlapped) { completion_called++; completion_errorcode = errorcode; completion_num_bytes = num_bytes; completion_lpoverlapped = lpoverlapped; SetEvent(lpoverlapped->hEvent); } /** Trivial byte echo server - uses ReadFileEx/WriteFileEx */ static DWORD CALLBACK serverThreadMain5(LPVOID arg) { int i; HANDLE hEvent; if (winetest_debug > 1) trace("serverThreadMain5\n"); /* Set up a simple echo server */ hnp = CreateNamedPipeA(PIPENAME "serverThreadMain5", PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); hEvent = CreateEventW(NULL, /* security attribute */ TRUE, /* manual reset event */ FALSE, /* initial state */ NULL); /* name */ ok(hEvent != NULL, "CreateEvent\n"); for (i = 0; i < NB_SERVER_LOOPS; i++) { char buf[512]; DWORD readden; BOOL success; OVERLAPPED oOverlap; DWORD err; memset(&oOverlap, 0, sizeof(oOverlap)); oOverlap.hEvent = hEvent; /* Wait for client to connect */ if (winetest_debug > 1) trace("Server calling ConnectNamedPipe...\n"); success = ConnectNamedPipe(hnp, NULL); err = GetLastError(); ok(success || (err == ERROR_PIPE_CONNECTED), "ConnectNamedPipe failed: %d\n", err); if (winetest_debug > 1) trace("ConnectNamedPipe operation complete.\n"); /* Echo bytes once */ memset(buf, 0, sizeof(buf)); if (winetest_debug > 1) trace("Server reading...\n"); completion_called = 0; ResetEvent(hEvent); success = ReadFileEx(hnp, buf, sizeof(buf), &oOverlap, completion_routine); if (winetest_debug > 1) trace("Server ReadFileEx returned...\n"); ok(success, "ReadFileEx failed, err=%i\n", GetLastError()); ok(completion_called == 0, "completion routine called before ReadFileEx return\n"); if (winetest_debug > 1) trace("ReadFileEx returned.\n"); if (success) { DWORD ret; do { ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE); } while (ret == WAIT_IO_COMPLETION); ok(ret == 0, "wait ReadFileEx returned %x\n", ret); } ok(completion_called == 1, "completion routine called %i times\n", completion_called); ok(completion_errorcode == ERROR_SUCCESS, "completion routine got error %d\n", completion_errorcode); ok(completion_num_bytes != 0, "read 0 bytes\n"); ok(completion_lpoverlapped == &oOverlap, "got wrong overlapped pointer %p\n", completion_lpoverlapped); readden = completion_num_bytes; if (winetest_debug > 1) trace("Server done reading.\n"); if (winetest_debug > 1) trace("Server writing...\n"); completion_called = 0; ResetEvent(hEvent); success = WriteFileEx(hnp, buf, readden, &oOverlap, completion_routine); if (winetest_debug > 1) trace("Server WriteFileEx returned...\n"); ok(success, "WriteFileEx failed, err=%i\n", GetLastError()); ok(completion_called == 0, "completion routine called before ReadFileEx return\n"); if (winetest_debug > 1) trace("overlapped WriteFile returned.\n"); if (success) { DWORD ret; do { ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE); } while (ret == WAIT_IO_COMPLETION); ok(ret == 0, "wait WriteFileEx returned %x\n", ret); } if (winetest_debug > 1) trace("Server done writing.\n"); ok(completion_called == 1, "completion routine called %i times\n", completion_called); ok(completion_errorcode == ERROR_SUCCESS, "completion routine got error %d\n", completion_errorcode); ok(completion_num_bytes == readden, "read %i bytes wrote %i\n", readden, completion_num_bytes); ok(completion_lpoverlapped == &oOverlap, "got wrong overlapped pointer %p\n", completion_lpoverlapped); /* finish this connection, wait for next one */ ok(FlushFileBuffers(hnp), "FlushFileBuffers\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n"); } return 0; } static void exerciseServer(const char *pipename, HANDLE serverThread) { int i; if (winetest_debug > 1) trace("exerciseServer starting\n"); for (i = 0; i < NB_SERVER_LOOPS; i++) { HANDLE hFile=INVALID_HANDLE_VALUE; static const char obuf[] = "Bit Bucket"; char ibuf[32]; DWORD written; DWORD readden; int loop; for (loop = 0; loop < 3; loop++) { DWORD err; if (winetest_debug > 1) trace("Client connecting...\n"); /* Connect to the server */ hFile = CreateFileA(pipename, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); if (hFile != INVALID_HANDLE_VALUE) break; err = GetLastError(); if (loop == 0) ok(err == ERROR_PIPE_BUSY || err == ERROR_FILE_NOT_FOUND, "connecting to pipe\n"); else ok(err == ERROR_PIPE_BUSY, "connecting to pipe\n"); if (winetest_debug > 1) trace("connect failed, retrying\n"); Sleep(200); } ok(hFile != INVALID_HANDLE_VALUE, "client opening named pipe\n"); /* Make sure it can echo */ memset(ibuf, 0, sizeof(ibuf)); if (winetest_debug > 1) trace("Client writing...\n"); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile to client end of pipe\n"); ok(written == sizeof(obuf), "write file len\n"); if (winetest_debug > 1) trace("Client reading...\n"); ok(ReadFile(hFile, ibuf, sizeof(obuf), &readden, NULL), "ReadFile from client end of pipe\n"); ok(readden == sizeof(obuf), "read file len\n"); ok(memcmp(obuf, ibuf, written) == 0, "content check\n"); if (winetest_debug > 1) trace("Client closing...\n"); ok(CloseHandle(hFile), "CloseHandle\n"); } ok(WaitForSingleObject(serverThread,INFINITE) == WAIT_OBJECT_0, "WaitForSingleObject\n"); CloseHandle(hnp); if (winetest_debug > 1) trace("exerciseServer returning\n"); } static void test_NamedPipe_2(void) { HANDLE serverThread; DWORD serverThreadId; HANDLE alarmThread; DWORD alarmThreadId; trace("test_NamedPipe_2 starting\n"); /* Set up a twenty second timeout */ alarm_event = CreateEventW( NULL, TRUE, FALSE, NULL ); SetLastError(0xdeadbeef); alarmThread = CreateThread(NULL, 0, alarmThreadMain, (void *) 20000, 0, &alarmThreadId); ok(alarmThread != NULL, "CreateThread failed: %d\n", GetLastError()); /* The servers we're about to exercise do try to clean up carefully, * but to reduce the chance of a test failure due to a pipe handle * leak in the test code, we'll use a different pipe name for each server. */ /* Try server #1 */ SetLastError(0xdeadbeef); serverThread = CreateThread(NULL, 0, serverThreadMain1, (void *)8, 0, &serverThreadId); ok(serverThread != NULL, "CreateThread failed: %d\n", GetLastError()); exerciseServer(PIPENAME "serverThreadMain1", serverThread); /* Try server #2 */ SetLastError(0xdeadbeef); serverThread = CreateThread(NULL, 0, serverThreadMain2, 0, 0, &serverThreadId); ok(serverThread != NULL, "CreateThread failed: %d\n", GetLastError()); exerciseServer(PIPENAME "serverThreadMain2", serverThread); /* Try server #3 */ SetLastError(0xdeadbeef); serverThread = CreateThread(NULL, 0, serverThreadMain3, 0, 0, &serverThreadId); ok(serverThread != NULL, "CreateThread failed: %d\n", GetLastError()); exerciseServer(PIPENAME "serverThreadMain3", serverThread); /* Try server #4 */ SetLastError(0xdeadbeef); serverThread = CreateThread(NULL, 0, serverThreadMain4, 0, 0, &serverThreadId); ok(serverThread != NULL, "CreateThread failed: %d\n", GetLastError()); exerciseServer(PIPENAME "serverThreadMain4", serverThread); /* Try server #5 */ SetLastError(0xdeadbeef); serverThread = CreateThread(NULL, 0, serverThreadMain5, 0, 0, &serverThreadId); ok(serverThread != NULL, "CreateThread failed: %d\n", GetLastError()); exerciseServer(PIPENAME "serverThreadMain5", serverThread); ok(SetEvent( alarm_event ), "SetEvent\n"); CloseHandle( alarm_event ); if (winetest_debug > 1) trace("test_NamedPipe_2 returning\n"); } static int test_DisconnectNamedPipe(void) { HANDLE hnp; HANDLE hFile; static const char obuf[] = "Bit Bucket"; char ibuf[32]; DWORD written; DWORD readden; DWORD ret; SetLastError(0xdeadbeef); hnp = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); if ((hnp == INVALID_HANDLE_VALUE /* Win98 */ || !hnp /* Win95 */) && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) { win_skip("Named pipes are not implemented\n"); return 1; } ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL) == 0 && GetLastError() == ERROR_PIPE_LISTENING, "WriteFile to not-yet-connected pipe\n"); ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL) == 0 && GetLastError() == ERROR_PIPE_LISTENING, "ReadFile from not-yet-connected pipe\n"); hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hFile != INVALID_HANDLE_VALUE, "CreateFile failed\n"); /* don't try to do i/o if one side couldn't be opened, as it hangs */ if (hFile != INVALID_HANDLE_VALUE) { /* see what happens if server calls DisconnectNamedPipe * when there are bytes in the pipe */ ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile\n"); ok(written == sizeof(obuf), "write file len\n"); ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe while messages waiting\n"); ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL) == 0 && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "WriteFile to disconnected pipe\n"); ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL) == 0 && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "WriteFile to disconnected pipe\n"); ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL) == 0 && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "ReadFile from disconnected pipe with bytes waiting\n"); ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL) == 0 && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "ReadFile from disconnected pipe with bytes waiting\n"); ok(!DisconnectNamedPipe(hnp) && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "DisconnectNamedPipe worked twice\n"); ret = WaitForSingleObject(hFile, 0); ok(ret == WAIT_TIMEOUT, "WaitForSingleObject returned %X\n", ret); ret = PeekNamedPipe(hFile, NULL, 0, NULL, &readden, NULL); ok(!ret && GetLastError() == ERROR_PIPE_NOT_CONNECTED, "PeekNamedPipe returned %x (%u)\n", ret, GetLastError()); ret = PeekNamedPipe(hnp, NULL, 0, NULL, &readden, NULL); ok(!ret && GetLastError() == ERROR_BAD_PIPE, "PeekNamedPipe returned %x (%u)\n", ret, GetLastError()); ok(CloseHandle(hFile), "CloseHandle\n"); } ok(CloseHandle(hnp), "CloseHandle\n"); return 0; } static void test_CreatePipe(void) { SECURITY_ATTRIBUTES pipe_attr; HANDLE piperead, pipewrite; DWORD written; DWORD read; DWORD i, size; BYTE *buffer; char readbuf[32]; user_apc_ran = FALSE; if (pQueueUserAPC) ok(pQueueUserAPC(user_apc, GetCurrentThread(), 0), "couldn't create user apc\n"); pipe_attr.nLength = sizeof(SECURITY_ATTRIBUTES); pipe_attr.bInheritHandle = TRUE; pipe_attr.lpSecurityDescriptor = NULL; ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, 0) != 0, "CreatePipe failed\n"); test_pipe_info(piperead, FILE_PIPE_SERVER_END, 4096, 4096, 1); test_pipe_info(pipewrite, 0, 4096, 4096, 1); test_file_access(piperead, SYNCHRONIZE | READ_CONTROL | FILE_WRITE_ATTRIBUTES | FILE_READ_ATTRIBUTES | FILE_READ_PROPERTIES | FILE_READ_DATA); test_file_access(pipewrite, SYNCHRONIZE | READ_CONTROL | FILE_WRITE_ATTRIBUTES | FILE_READ_ATTRIBUTES | FILE_WRITE_PROPERTIES | FILE_APPEND_DATA | FILE_WRITE_DATA); ok(WriteFile(pipewrite,PIPENAME,sizeof(PIPENAME), &written, NULL), "Write to anonymous pipe failed\n"); ok(written == sizeof(PIPENAME), "Write to anonymous pipe wrote %d bytes\n", written); ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL), "Read from non empty pipe failed\n"); ok(read == sizeof(PIPENAME), "Read from anonymous pipe got %d bytes\n", read); ok(CloseHandle(pipewrite), "CloseHandle for the write pipe failed\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); /* Now write another chunk*/ ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, 0) != 0, "CreatePipe failed\n"); ok(WriteFile(pipewrite,PIPENAME,sizeof(PIPENAME), &written, NULL), "Write to anonymous pipe failed\n"); ok(written == sizeof(PIPENAME), "Write to anonymous pipe wrote %d bytes\n", written); /* and close the write end, read should still succeed*/ ok(CloseHandle(pipewrite), "CloseHandle for the Write Pipe failed\n"); ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL), "Read from broken pipe with pending data failed\n"); ok(read == sizeof(PIPENAME), "Read from anonymous pipe got %d bytes\n", read); /* But now we need to get informed that the pipe is closed */ ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL) == 0, "Broken pipe not detected\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); /* Try bigger chunks */ size = 32768; buffer = HeapAlloc( GetProcessHeap(), 0, size ); for (i = 0; i < size; i++) buffer[i] = i; ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, (size + 24)) != 0, "CreatePipe failed\n"); ok(WriteFile(pipewrite, buffer, size, &written, NULL), "Write to anonymous pipe failed\n"); ok(written == size, "Write to anonymous pipe wrote %d bytes\n", written); /* and close the write end, read should still succeed*/ ok(CloseHandle(pipewrite), "CloseHandle for the Write Pipe failed\n"); memset( buffer, 0, size ); ok(ReadFile(piperead, buffer, size, &read, NULL), "Read from broken pipe with pending data failed\n"); ok(read == size, "Read from anonymous pipe got %d bytes\n", read); for (i = 0; i < size; i++) ok( buffer[i] == (BYTE)i, "invalid data %x at %x\n", buffer[i], i ); /* But now we need to get informed that the pipe is closed */ ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL) == 0, "Broken pipe not detected\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); HeapFree(GetProcessHeap(), 0, buffer); ok(user_apc_ran == FALSE, "user apc ran, pipe using alertable io mode\n"); SleepEx(0, TRUE); /* get rid of apc */ ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, 1) != 0, "CreatePipe failed\n"); test_pipe_info(piperead, FILE_PIPE_SERVER_END, 1, 1, 1); test_pipe_info(pipewrite, 0, 1, 1, 1); ok(CloseHandle(pipewrite), "CloseHandle for the Write Pipe failed\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); } static void test_CloseHandle(void) { static const char testdata[] = "Hello World"; DWORD state, numbytes; HANDLE hpipe, hfile; char buffer[32]; BOOL ret; hpipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hpipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); hfile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hfile != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = WriteFile(hpipe, testdata, sizeof(testdata), &numbytes, NULL); ok(ret, "WriteFile failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hfile, NULL, 0, NULL, &numbytes, NULL); ok(ret, "PeekNamedPipe failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); ret = CloseHandle(hpipe); ok(ret, "CloseHandle failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hfile, buffer, 0, &numbytes, NULL); ok(ret, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hfile, NULL, 0, NULL, &numbytes, NULL); ok(ret, "PeekNamedPipe failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hfile, buffer, sizeof(buffer), &numbytes, NULL); ok(ret, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); ret = GetNamedPipeHandleStateA(hfile, &state, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed with %u\n", GetLastError()); state = PIPE_READMODE_MESSAGE | PIPE_WAIT; ret = SetNamedPipeHandleState(hfile, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed with %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = ReadFile(hfile, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hfile, NULL, 0, NULL, &numbytes, NULL); ok(!ret && GetLastError() == ERROR_BROKEN_PIPE, "PeekNamedPipe returned %x (%u)\n", ret, GetLastError()); ok(numbytes == 0xdeadbeef, "numbytes = %u\n", numbytes); SetLastError(0xdeadbeef); ret = WriteFile(hfile, testdata, sizeof(testdata), &numbytes, NULL); ok(!ret, "WriteFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_NO_DATA, "expected ERROR_NO_DATA, got %u\n", GetLastError()); CloseHandle(hfile); hpipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hpipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); hfile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hfile != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = WriteFile(hpipe, testdata, 0, &numbytes, NULL); ok(ret, "WriteFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); ret = CloseHandle(hpipe); ok(ret, "CloseHandle failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hfile, buffer, sizeof(buffer), &numbytes, NULL); ok(ret, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); SetLastError(0xdeadbeef); ret = ReadFile(hfile, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); ret = GetNamedPipeHandleStateA(hfile, &state, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed with %u\n", GetLastError()); state = PIPE_READMODE_MESSAGE | PIPE_WAIT; ret = SetNamedPipeHandleState(hfile, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed with %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = ReadFile(hfile, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = WriteFile(hfile, testdata, sizeof(testdata), &numbytes, NULL); ok(!ret, "WriteFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_NO_DATA, "expected ERROR_NO_DATA, got %u\n", GetLastError()); CloseHandle(hfile); /* repeat test with hpipe <-> hfile swapped */ hpipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hpipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); hfile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hfile != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = WriteFile(hfile, testdata, sizeof(testdata), &numbytes, NULL); ok(ret, "WriteFile failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hpipe, NULL, 0, NULL, &numbytes, NULL); ok(ret, "PeekNamedPipe failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); ret = CloseHandle(hfile); ok(ret, "CloseHandle failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hpipe, buffer, 0, &numbytes, NULL); ok(ret || GetLastError() == ERROR_MORE_DATA /* >= Win 8 */, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hpipe, NULL, 0, NULL, &numbytes, NULL); ok(ret, "PeekNamedPipe failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hpipe, buffer, sizeof(buffer), &numbytes, NULL); ok(ret, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == sizeof(testdata), "expected sizeof(testdata), got %u\n", numbytes); ret = GetNamedPipeHandleStateA(hpipe, &state, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed with %u\n", GetLastError()); state = PIPE_READMODE_MESSAGE | PIPE_WAIT; ret = SetNamedPipeHandleState(hpipe, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed with %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = ReadFile(hpipe, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = PeekNamedPipe(hpipe, NULL, 0, NULL, &numbytes, NULL); ok(!ret && GetLastError() == ERROR_BROKEN_PIPE, "PeekNamedPipe returned %x (%u)\n", ret, GetLastError()); ok(numbytes == 0xdeadbeef, "numbytes = %u\n", numbytes); SetLastError(0xdeadbeef); ret = WriteFile(hpipe, testdata, sizeof(testdata), &numbytes, NULL); ok(!ret, "WriteFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_NO_DATA, "expected ERROR_NO_DATA, got %u\n", GetLastError()); CloseHandle(hpipe); hpipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hpipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); hfile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(hfile != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = WriteFile(hfile, testdata, 0, &numbytes, NULL); ok(ret, "WriteFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); ret = CloseHandle(hfile); ok(ret, "CloseHandle failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; memset(buffer, 0, sizeof(buffer)); ret = ReadFile(hpipe, buffer, sizeof(buffer), &numbytes, NULL); ok(ret, "ReadFile failed with %u\n", GetLastError()); ok(numbytes == 0, "expected 0, got %u\n", numbytes); SetLastError(0xdeadbeef); ret = ReadFile(hpipe, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); ret = GetNamedPipeHandleStateA(hpipe, &state, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed with %u\n", GetLastError()); state = PIPE_READMODE_MESSAGE | PIPE_WAIT; ret = SetNamedPipeHandleState(hpipe, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed with %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = ReadFile(hpipe, buffer, 0, &numbytes, NULL); ok(!ret, "ReadFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_BROKEN_PIPE, "expected ERROR_BROKEN_PIPE, got %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = WriteFile(hpipe, testdata, sizeof(testdata), &numbytes, NULL); ok(!ret, "WriteFile unexpectedly succeeded\n"); ok(GetLastError() == ERROR_NO_DATA, "expected ERROR_NO_DATA, got %u\n", GetLastError()); CloseHandle(hpipe); } struct named_pipe_client_params { DWORD security_flags; HANDLE token; BOOL revert; }; #define PIPE_NAME "\\\\.\\pipe\\named_pipe_test" static DWORD CALLBACK named_pipe_client_func(LPVOID p) { struct named_pipe_client_params *params = p; HANDLE pipe; BOOL ret; const char message[] = "Test"; DWORD bytes_read, bytes_written; char dummy; TOKEN_PRIVILEGES *Privileges = NULL; if (params->token) { if (params->revert) { /* modify the token so we can tell if the pipe impersonation * token reverts to the process token */ ret = AdjustTokenPrivileges(params->token, TRUE, NULL, 0, NULL, NULL); ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError()); } ret = SetThreadToken(NULL, params->token); ok(ret, "SetThreadToken failed with error %d\n", GetLastError()); } else { DWORD Size = 0; HANDLE process_token; ret = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY|TOKEN_ADJUST_PRIVILEGES, &process_token); ok(ret, "OpenProcessToken failed with error %d\n", GetLastError()); ret = GetTokenInformation(process_token, TokenPrivileges, NULL, 0, &Size); ok(!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetTokenInformation(TokenPrivileges) failed with %d\n", GetLastError()); Privileges = HeapAlloc(GetProcessHeap(), 0, Size); ret = GetTokenInformation(process_token, TokenPrivileges, Privileges, Size, &Size); ok(ret, "GetTokenInformation(TokenPrivileges) failed with %d\n", GetLastError()); ret = AdjustTokenPrivileges(process_token, TRUE, NULL, 0, NULL, NULL); ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError()); CloseHandle(process_token); } pipe = CreateFileA(PIPE_NAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, params->security_flags, NULL); ok(pipe != INVALID_HANDLE_VALUE, "CreateFile for pipe failed with error %d\n", GetLastError()); ret = WriteFile(pipe, message, sizeof(message), &bytes_written, NULL); ok(ret, "WriteFile failed with error %d\n", GetLastError()); ret = ReadFile(pipe, &dummy, sizeof(dummy), &bytes_read, NULL); ok(ret, "ReadFile failed with error %d\n", GetLastError()); if (params->token) { if (params->revert) { ret = RevertToSelf(); ok(ret, "RevertToSelf failed with error %d\n", GetLastError()); } else { ret = AdjustTokenPrivileges(params->token, TRUE, NULL, 0, NULL, NULL); ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError()); } } else { HANDLE process_token; ret = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &process_token); ok(ret, "OpenProcessToken failed with error %d\n", GetLastError()); ret = AdjustTokenPrivileges(process_token, FALSE, Privileges, 0, NULL, NULL); ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError()); HeapFree(GetProcessHeap(), 0, Privileges); CloseHandle(process_token); } ret = WriteFile(pipe, message, sizeof(message), &bytes_written, NULL); ok(ret, "WriteFile failed with error %d\n", GetLastError()); ret = ReadFile(pipe, &dummy, sizeof(dummy), &bytes_read, NULL); ok(ret, "ReadFile failed with error %d\n", GetLastError()); CloseHandle(pipe); return 0; } static HANDLE make_impersonation_token(DWORD Access, SECURITY_IMPERSONATION_LEVEL ImpersonationLevel) { HANDLE ProcessToken; HANDLE Token = NULL; BOOL ret; ret = OpenProcessToken(GetCurrentProcess(), TOKEN_DUPLICATE, &ProcessToken); ok(ret, "OpenProcessToken failed with error %d\n", GetLastError()); ret = pDuplicateTokenEx(ProcessToken, Access, NULL, ImpersonationLevel, TokenImpersonation, &Token); ok(ret, "DuplicateToken failed with error %d\n", GetLastError()); CloseHandle(ProcessToken); return Token; } static void test_ImpersonateNamedPipeClient(HANDLE hClientToken, DWORD security_flags, BOOL revert, void (*test_func)(int, HANDLE)) { HANDLE hPipeServer; BOOL ret; DWORD dwTid; HANDLE hThread; char buffer[256]; DWORD dwBytesRead; DWORD error; struct named_pipe_client_params params; char dummy = 0; DWORD dwBytesWritten; HANDLE hToken = NULL; SECURITY_IMPERSONATION_LEVEL ImpersonationLevel; DWORD size; hPipeServer = CreateNamedPipeA(PIPE_NAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT, 1, 100, 100, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(hPipeServer != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with error %d\n", GetLastError()); params.security_flags = security_flags; params.token = hClientToken; params.revert = revert; hThread = CreateThread(NULL, 0, named_pipe_client_func, ¶ms, 0, &dwTid); ok(hThread != NULL, "CreateThread failed with error %d\n", GetLastError()); SetLastError(0xdeadbeef); ret = ImpersonateNamedPipeClient(hPipeServer); error = GetLastError(); ok(ret /* win2k3 */ || (error == ERROR_CANNOT_IMPERSONATE), "ImpersonateNamedPipeClient should have failed with ERROR_CANNOT_IMPERSONATE instead of %d\n", GetLastError()); ret = ConnectNamedPipe(hPipeServer, NULL); ok(ret || (GetLastError() == ERROR_PIPE_CONNECTED), "ConnectNamedPipe failed with error %d\n", GetLastError()); ret = ReadFile(hPipeServer, buffer, sizeof(buffer), &dwBytesRead, NULL); ok(ret, "ReadFile failed with error %d\n", GetLastError()); ret = ImpersonateNamedPipeClient(hPipeServer); ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError()); ret = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &hToken); ok(ret, "OpenThreadToken failed with error %d\n", GetLastError()); (*test_func)(0, hToken); ImpersonationLevel = 0xdeadbeef; /* to avoid false positives */ ret = GetTokenInformation(hToken, TokenImpersonationLevel, &ImpersonationLevel, sizeof(ImpersonationLevel), &size); ok(ret, "GetTokenInformation(TokenImpersonationLevel) failed with error %d\n", GetLastError()); ok(ImpersonationLevel == SecurityImpersonation, "ImpersonationLevel should have been SecurityImpersonation(%d) instead of %d\n", SecurityImpersonation, ImpersonationLevel); CloseHandle(hToken); RevertToSelf(); ret = WriteFile(hPipeServer, &dummy, sizeof(dummy), &dwBytesWritten, NULL); ok(ret, "WriteFile failed with error %d\n", GetLastError()); ret = ReadFile(hPipeServer, buffer, sizeof(buffer), &dwBytesRead, NULL); ok(ret, "ReadFile failed with error %d\n", GetLastError()); ret = ImpersonateNamedPipeClient(hPipeServer); ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError()); ret = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &hToken); ok(ret, "OpenThreadToken failed with error %d\n", GetLastError()); (*test_func)(1, hToken); CloseHandle(hToken); RevertToSelf(); ret = WriteFile(hPipeServer, &dummy, sizeof(dummy), &dwBytesWritten, NULL); ok(ret, "WriteFile failed with error %d\n", GetLastError()); WaitForSingleObject(hThread, INFINITE); ret = ImpersonateNamedPipeClient(hPipeServer); ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError()); RevertToSelf(); CloseHandle(hThread); CloseHandle(hPipeServer); } static BOOL are_all_privileges_disabled(HANDLE hToken) { BOOL ret; TOKEN_PRIVILEGES *Privileges = NULL; DWORD Size = 0; BOOL all_privs_disabled = TRUE; DWORD i; ret = GetTokenInformation(hToken, TokenPrivileges, NULL, 0, &Size); if (!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER) { Privileges = HeapAlloc(GetProcessHeap(), 0, Size); ret = GetTokenInformation(hToken, TokenPrivileges, Privileges, Size, &Size); if (!ret) { HeapFree(GetProcessHeap(), 0, Privileges); return FALSE; } } else return FALSE; for (i = 0; i < Privileges->PrivilegeCount; i++) { if (Privileges->Privileges[i].Attributes & SE_PRIVILEGE_ENABLED) { all_privs_disabled = FALSE; break; } } HeapFree(GetProcessHeap(), 0, Privileges); return all_privs_disabled; } static DWORD get_privilege_count(HANDLE hToken) { TOKEN_STATISTICS Statistics; DWORD Size = sizeof(Statistics); BOOL ret; ret = GetTokenInformation(hToken, TokenStatistics, &Statistics, Size, &Size); ok(ret, "GetTokenInformation(TokenStatistics)\n"); if (!ret) return -1; return Statistics.PrivilegeCount; } static void test_no_sqos_no_token(int call_index, HANDLE hToken) { DWORD priv_count; switch (call_index) { case 0: priv_count = get_privilege_count(hToken); todo_wine ok(priv_count == 0, "privilege count should have been 0 instead of %d\n", priv_count); break; case 1: priv_count = get_privilege_count(hToken); ok(priv_count > 0, "privilege count should now be > 0 instead of 0\n"); ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_no_sqos(int call_index, HANDLE hToken) { switch (call_index) { case 0: ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n"); break; case 1: todo_wine ok(are_all_privileges_disabled(hToken), "impersonated token should have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_static_context(int call_index, HANDLE hToken) { switch (call_index) { case 0: ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n"); break; case 1: ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_dynamic_context(int call_index, HANDLE hToken) { switch (call_index) { case 0: ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n"); break; case 1: todo_wine ok(are_all_privileges_disabled(hToken), "impersonated token should have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_dynamic_context_no_token(int call_index, HANDLE hToken) { switch (call_index) { case 0: ok(are_all_privileges_disabled(hToken), "token should be a copy of the process one\n"); break; case 1: ok(!are_all_privileges_disabled(hToken), "process token modification should have been detected and impersonation token updated\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_no_sqos_revert(int call_index, HANDLE hToken) { DWORD priv_count; switch (call_index) { case 0: priv_count = get_privilege_count(hToken); todo_wine ok(priv_count == 0, "privilege count should have been 0 instead of %d\n", priv_count); break; case 1: priv_count = get_privilege_count(hToken); ok(priv_count > 0, "privilege count should now be > 0 instead of 0\n"); ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_static_context_revert(int call_index, HANDLE hToken) { switch (call_index) { case 0: todo_wine ok(are_all_privileges_disabled(hToken), "privileges should have been disabled\n"); break; case 1: todo_wine ok(are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_dynamic_context_revert(int call_index, HANDLE hToken) { switch (call_index) { case 0: todo_wine ok(are_all_privileges_disabled(hToken), "privileges should have been disabled\n"); break; case 1: ok(!are_all_privileges_disabled(hToken), "impersonated token should now be process token\n"); break; default: ok(0, "shouldn't happen\n"); } } static void test_impersonation(void) { HANDLE hClientToken; HANDLE hProcessToken; BOOL ret; if( !pDuplicateTokenEx ) { skip("DuplicateTokenEx not found\n"); return; } ret = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hProcessToken); if (!ret) { skip("couldn't open process token, skipping impersonation tests\n"); return; } if (!get_privilege_count(hProcessToken) || are_all_privileges_disabled(hProcessToken)) { skip("token didn't have any privileges or they were all disabled. token not suitable for impersonation tests\n"); CloseHandle(hProcessToken); return; } CloseHandle(hProcessToken); test_ImpersonateNamedPipeClient(NULL, 0, FALSE, test_no_sqos_no_token); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, 0, FALSE, test_no_sqos); CloseHandle(hClientToken); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, SECURITY_SQOS_PRESENT | SECURITY_IMPERSONATION, FALSE, test_static_context); CloseHandle(hClientToken); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION, FALSE, test_dynamic_context); CloseHandle(hClientToken); test_ImpersonateNamedPipeClient(NULL, SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION, FALSE, test_dynamic_context_no_token); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, 0, TRUE, test_no_sqos_revert); CloseHandle(hClientToken); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, SECURITY_SQOS_PRESENT | SECURITY_IMPERSONATION, TRUE, test_static_context_revert); CloseHandle(hClientToken); hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation); test_ImpersonateNamedPipeClient(hClientToken, SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION, TRUE, test_dynamic_context_revert); CloseHandle(hClientToken); } struct overlapped_server_args { HANDLE pipe_created; }; static DWORD CALLBACK overlapped_server(LPVOID arg) { OVERLAPPED ol; HANDLE pipe; int ret, err; struct overlapped_server_args *a = arg; DWORD num; char buf[100]; pipe = CreateNamedPipeA("\\\\.\\pipe\\my pipe", FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, 1, 0, 0, 100000, NULL); ok(pipe != NULL, "pipe NULL\n"); ol.hEvent = CreateEventA(0, 1, 0, 0); ok(ol.hEvent != NULL, "event NULL\n"); ret = ConnectNamedPipe(pipe, &ol); err = GetLastError(); ok(ret == 0, "ret %d\n", ret); ok(err == ERROR_IO_PENDING, "gle %d\n", err); SetEvent(a->pipe_created); ret = WaitForSingleObjectEx(ol.hEvent, INFINITE, 1); ok(ret == WAIT_OBJECT_0, "ret %x\n", ret); ret = GetOverlappedResult(pipe, &ol, &num, 1); ok(ret == 1, "ret %d\n", ret); /* This should block */ ret = ReadFile(pipe, buf, sizeof(buf), &num, NULL); ok(ret == 1, "ret %d\n", ret); DisconnectNamedPipe(pipe); ret = ConnectNamedPipe(pipe, &ol); err = GetLastError(); ok(ret == 0, "ret %d\n", ret); ok(err == ERROR_IO_PENDING, "gle %d\n", err); CancelIo(pipe); ret = WaitForSingleObjectEx(ol.hEvent, INFINITE, 1); ok(ret == WAIT_OBJECT_0, "ret %x\n", ret); ret = GetOverlappedResult(pipe, &ol, &num, 1); err = GetLastError(); ok(ret == 0, "ret %d\n", ret); ok(err == ERROR_OPERATION_ABORTED, "gle %d\n", err); CloseHandle(ol.hEvent); CloseHandle(pipe); return 1; } static void test_overlapped(void) { DWORD tid, num; HANDLE thread, pipe; BOOL ret; struct overlapped_server_args args; args.pipe_created = CreateEventA(0, 1, 0, 0); thread = CreateThread(NULL, 0, overlapped_server, &args, 0, &tid); WaitForSingleObject(args.pipe_created, INFINITE); pipe = CreateFileA("\\\\.\\pipe\\my pipe", GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(pipe != INVALID_HANDLE_VALUE, "cf failed\n"); /* Sleep to try to get the ReadFile in the server to occur before the following WriteFile */ Sleep(1); ret = WriteFile(pipe, "x", 1, &num, NULL); ok(ret, "WriteFile failed with error %d\n", GetLastError()); WaitForSingleObject(thread, INFINITE); CloseHandle(pipe); CloseHandle(args.pipe_created); CloseHandle(thread); } static void test_overlapped_error(void) { HANDLE pipe, file, event; DWORD err, numbytes; OVERLAPPED overlapped; BOOL ret; event = CreateEventA(NULL, TRUE, FALSE, NULL); ok(event != NULL, "CreateEventA failed with %u\n", GetLastError()); pipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_WAIT_FOREVER, NULL); ok(pipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = event; ret = ConnectNamedPipe(pipe, &overlapped); err = GetLastError(); ok(ret == FALSE, "ConnectNamedPipe succeeded\n"); ok(err == ERROR_IO_PENDING, "expected ERROR_IO_PENDING, got %u\n", err); file = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); ok(file != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); numbytes = 0xdeadbeef; ret = GetOverlappedResult(pipe, &overlapped, &numbytes, TRUE); ok(ret == TRUE, "GetOverlappedResult failed\n"); ok(numbytes == 0, "expected 0, got %u\n", numbytes); ok(overlapped.Internal == STATUS_SUCCESS, "expected STATUS_SUCCESS, got %08lx\n", overlapped.Internal); CloseHandle(file); CloseHandle(pipe); pipe = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, 1, 1024, 1024, NMPWAIT_WAIT_FOREVER, NULL); ok(pipe != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with %u\n", GetLastError()); file = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); ok(file != INVALID_HANDLE_VALUE, "CreateFile failed with %u\n", GetLastError()); memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = event; ret = ConnectNamedPipe(pipe, &overlapped); err = GetLastError(); ok(ret == FALSE, "ConnectNamedPipe succeeded\n"); ok(err == ERROR_PIPE_CONNECTED, "expected ERROR_PIPE_CONNECTED, got %u\n", err); ok(overlapped.Internal == STATUS_PENDING, "expected STATUS_PENDING, got %08lx\n", overlapped.Internal); CloseHandle(file); CloseHandle(pipe); CloseHandle(event); } static void test_NamedPipeHandleState(void) { HANDLE server, client; BOOL ret; DWORD state, instances, maxCollectionCount, collectDataTimeout; char userName[MAX_PATH]; server = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "cf failed\n"); ret = GetNamedPipeHandleStateA(server, NULL, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError()); ret = GetNamedPipeHandleStateA(server, &state, &instances, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError()); if (ret) { ok(state == 0, "unexpected state %08x\n", state); ok(instances == 1, "expected 1 instances, got %d\n", instances); } /* Some parameters have no meaning, and therefore can't be retrieved, * on a local pipe. */ SetLastError(0xdeadbeef); ret = GetNamedPipeHandleStateA(server, &state, &instances, &maxCollectionCount, &collectDataTimeout, userName, ARRAY_SIZE(userName)); todo_wine ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError()); /* A byte-mode pipe server can't be changed to message mode. */ state = PIPE_READMODE_MESSAGE; SetLastError(0xdeadbeef); ret = SetNamedPipeHandleState(server, &state, NULL, NULL); ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError()); client = CreateFileA(PIPENAME, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(client != INVALID_HANDLE_VALUE, "cf failed\n"); state = PIPE_READMODE_BYTE; ret = SetNamedPipeHandleState(client, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError()); /* A byte-mode pipe client can't be changed to message mode, either. */ state = PIPE_READMODE_MESSAGE; SetLastError(0xdeadbeef); ret = SetNamedPipeHandleState(server, &state, NULL, NULL); ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError()); CloseHandle(client); CloseHandle(server); server = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_MESSAGE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "cf failed\n"); ret = GetNamedPipeHandleStateA(server, NULL, NULL, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError()); ret = GetNamedPipeHandleStateA(server, &state, &instances, NULL, NULL, NULL, 0); ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError()); if (ret) { ok(state == 0, "unexpected state %08x\n", state); ok(instances == 1, "expected 1 instances, got %d\n", instances); } /* In contrast to byte-mode pipes, a message-mode pipe server can be * changed to byte mode. */ state = PIPE_READMODE_BYTE; ret = SetNamedPipeHandleState(server, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError()); client = CreateFileA(PIPENAME, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(client != INVALID_HANDLE_VALUE, "cf failed\n"); state = PIPE_READMODE_MESSAGE; ret = SetNamedPipeHandleState(client, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError()); /* A message-mode pipe client can also be changed to byte mode. */ state = PIPE_READMODE_BYTE; ret = SetNamedPipeHandleState(client, &state, NULL, NULL); ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError()); CloseHandle(client); CloseHandle(server); } static void test_GetNamedPipeInfo(void) { HANDLE server; server = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_pipe_info(server, PIPE_SERVER_END | PIPE_TYPE_BYTE, 1024, 1024, 1); CloseHandle(server); server = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_MESSAGE | PIPE_NOWAIT, /* nMaxInstances */ 3, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_pipe_info(server, PIPE_SERVER_END | PIPE_TYPE_MESSAGE, 1024, 1024, 3); CloseHandle(server); server = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_MESSAGE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 0, /* nInBufSize */ 0, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_pipe_info(server, PIPE_SERVER_END | PIPE_TYPE_MESSAGE, 0, 0, 1); CloseHandle(server); server = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_MESSAGE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 0xf000, /* nInBufSize */ 0xf000, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); test_pipe_info(server, PIPE_SERVER_END | PIPE_TYPE_MESSAGE, 0xf000, 0xf000, 1); CloseHandle(server); } static void test_readfileex_pending(void) { HANDLE server, client, event; BOOL ret; DWORD err, wait, num_bytes; OVERLAPPED overlapped; char read_buf[1024]; char write_buf[1024]; const char test_string[] = "test"; int i; server = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwOpenMode */ PIPE_TYPE_BYTE | PIPE_WAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 1024, /* nInBufSize */ 1024, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(server != INVALID_HANDLE_VALUE, "cf failed\n"); event = CreateEventA(NULL, TRUE, FALSE, NULL); ok(event != NULL, "CreateEventA failed\n"); memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = event; ret = ConnectNamedPipe(server, &overlapped); err = GetLastError(); ok(ret == FALSE, "ConnectNamedPipe succeeded\n"); ok(err == ERROR_IO_PENDING, "ConnectNamedPipe set error %i\n", err); wait = WaitForSingleObject(event, 0); ok(wait == WAIT_TIMEOUT, "WaitForSingleObject returned %x\n", wait); client = CreateFileA(PIPENAME, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(client != INVALID_HANDLE_VALUE, "cf failed\n"); wait = WaitForSingleObject(event, 0); ok(wait == WAIT_OBJECT_0, "WaitForSingleObject returned %x\n", wait); /* Start a read that can't complete immediately. */ completion_called = 0; ResetEvent(event); ret = ReadFileEx(server, read_buf, sizeof(read_buf), &overlapped, completion_routine); ok(ret == TRUE, "ReadFileEx failed, err=%i\n", GetLastError()); ok(completion_called == 0, "completion routine called before ReadFileEx returned\n"); ret = WriteFile(client, test_string, strlen(test_string), &num_bytes, NULL); ok(ret == TRUE, "WriteFile failed\n"); ok(num_bytes == strlen(test_string), "only %i bytes written\n", num_bytes); ok(completion_called == 0, "completion routine called during WriteFile\n"); wait = WaitForSingleObjectEx(event, 0, TRUE); ok(wait == WAIT_IO_COMPLETION || wait == WAIT_OBJECT_0, "WaitForSingleObjectEx returned %x\n", wait); ok(completion_called == 1, "completion not called after writing pipe\n"); ok(completion_errorcode == 0, "completion called with error %x\n", completion_errorcode); ok(completion_num_bytes == strlen(test_string), "ReadFileEx returned only %d bytes\n", completion_num_bytes); ok(completion_lpoverlapped == &overlapped, "completion called with wrong overlapped pointer\n"); ok(!memcmp(test_string, read_buf, strlen(test_string)), "ReadFileEx read wrong bytes\n"); /* Make writes until the pipe is full and the write fails */ memset(write_buf, 0xaa, sizeof(write_buf)); for (i=0; i<256; i++) { completion_called = 0; ResetEvent(event); ret = WriteFileEx(server, write_buf, sizeof(write_buf), &overlapped, completion_routine); err = GetLastError(); ok(completion_called == 0, "completion routine called during WriteFileEx\n"); wait = WaitForSingleObjectEx(event, 0, TRUE); if (wait == WAIT_TIMEOUT) /* write couldn't complete immediately, presumably the pipe is full */ break; ok(wait == WAIT_IO_COMPLETION || wait == WAIT_OBJECT_0, "WaitForSingleObject returned %x\n", wait); ok(ret == TRUE, "WriteFileEx failed, err=%i\n", err); ok(completion_errorcode == 0, "completion called with error %x\n", completion_errorcode); ok(completion_lpoverlapped == &overlapped, "completion called with wrong overlapped pointer\n"); } ok(ret == TRUE, "WriteFileEx failed, err=%i\n", err); ok(completion_called == 0, "completion routine called but wait timed out\n"); ok(completion_errorcode == 0, "completion called with error %x\n", completion_errorcode); ok(completion_lpoverlapped == &overlapped, "completion called with wrong overlapped pointer\n"); /* free up some space in the pipe */ for (i=0; i<256; i++) { ret = ReadFile(client, read_buf, sizeof(read_buf), &num_bytes, NULL); ok(ret == TRUE, "ReadFile failed\n"); ok(completion_called == 0, "completion routine called during ReadFile\n"); wait = WaitForSingleObjectEx(event, 0, TRUE); ok(wait == WAIT_IO_COMPLETION || wait == WAIT_OBJECT_0 || wait == WAIT_TIMEOUT, "WaitForSingleObject returned %x\n", wait); if (wait != WAIT_TIMEOUT) break; } ok(completion_called == 1, "completion routine not called\n"); ok(completion_errorcode == 0, "completion called with error %x\n", completion_errorcode); ok(completion_lpoverlapped == &overlapped, "completion called with wrong overlapped pointer\n"); num_bytes = 0xdeadbeef; SetLastError(0xdeadbeef); ret = ReadFile(INVALID_HANDLE_VALUE, read_buf, 0, &num_bytes, NULL); ok(!ret, "ReadFile should fail\n"); ok(GetLastError() == ERROR_INVALID_HANDLE, "wrong error %u\n", GetLastError()); ok(num_bytes == 0, "expected 0, got %u\n", num_bytes); S(U(overlapped)).Offset = 0; S(U(overlapped)).OffsetHigh = 0; overlapped.Internal = -1; overlapped.InternalHigh = -1; overlapped.hEvent = event; num_bytes = 0xdeadbeef; SetLastError(0xdeadbeef); ret = ReadFile(server, read_buf, 0, &num_bytes, &overlapped); ok(!ret, "ReadFile should fail\n"); ok(GetLastError() == ERROR_IO_PENDING, "expected ERROR_IO_PENDING, got %d\n", GetLastError()); ok(num_bytes == 0, "bytes %u\n", num_bytes); ok((NTSTATUS)overlapped.Internal == STATUS_PENDING, "expected STATUS_PENDING, got %#lx\n", overlapped.Internal); ok(overlapped.InternalHigh == -1, "expected -1, got %lu\n", overlapped.InternalHigh); wait = WaitForSingleObject(event, 100); ok(wait == WAIT_TIMEOUT, "WaitForSingleObject returned %x\n", wait); num_bytes = 0xdeadbeef; ret = WriteFile(client, test_string, 1, &num_bytes, NULL); ok(ret, "WriteFile failed\n"); ok(num_bytes == 1, "bytes %u\n", num_bytes); wait = WaitForSingleObject(event, 100); ok(wait == WAIT_OBJECT_0, "WaitForSingleObject returned %x\n", wait); ok(num_bytes == 1, "bytes %u\n", num_bytes); ok((NTSTATUS)overlapped.Internal == STATUS_SUCCESS, "expected STATUS_SUCCESS, got %#lx\n", overlapped.Internal); ok(overlapped.InternalHigh == 0, "expected 0, got %lu\n", overlapped.InternalHigh); /* read the pending byte and clear the pipe */ num_bytes = 0xdeadbeef; ret = ReadFile(server, read_buf, 1, &num_bytes, &overlapped); ok(ret, "ReadFile failed\n"); ok(num_bytes == 1, "bytes %u\n", num_bytes); CloseHandle(client); CloseHandle(server); CloseHandle(event); } #define test_peek_pipe(a,b,c,d) _test_peek_pipe(__LINE__,a,b,c,d) static void _test_peek_pipe(unsigned line, HANDLE pipe, DWORD expected_read, DWORD expected_avail, DWORD expected_message_length) { DWORD bytes_read = 0xdeadbeed, avail = 0xdeadbeef, left = 0xdeadbeed; char buf[12000]; FILE_PIPE_PEEK_BUFFER *peek_buf = (void*)buf; IO_STATUS_BLOCK io; NTSTATUS status; BOOL r; r = PeekNamedPipe(pipe, buf, sizeof(buf), &bytes_read, &avail, &left); ok_(__FILE__,line)(r, "PeekNamedPipe failed: %u\n", GetLastError()); ok_(__FILE__,line)(bytes_read == expected_read, "bytes_read = %u, expected %u\n", bytes_read, expected_read); ok_(__FILE__,line)(avail == expected_avail, "avail = %u, expected %u\n", avail, expected_avail); ok_(__FILE__,line)(left == expected_message_length - expected_read, "left = %d, expected %d\n", left, expected_message_length - expected_read); status = NtFsControlFile(pipe, 0, NULL, NULL, &io, FSCTL_PIPE_PEEK, NULL, 0, buf, sizeof(buf)); ok_(__FILE__,line)(!status || status == STATUS_PENDING, "NtFsControlFile(FSCTL_PIPE_PEEK) failed: %x\n", status); ok_(__FILE__,line)(io.Information == FIELD_OFFSET(FILE_PIPE_PEEK_BUFFER, Data[expected_read]), "io.Information = %lu\n", io.Information); ok_(__FILE__,line)(peek_buf->ReadDataAvailable == expected_avail, "ReadDataAvailable = %u, expected %u\n", peek_buf->ReadDataAvailable, expected_avail); ok_(__FILE__,line)(peek_buf->MessageLength == expected_message_length, "MessageLength = %u, expected %u\n", peek_buf->MessageLength, expected_message_length); if (expected_read) { r = PeekNamedPipe(pipe, buf, 1, &bytes_read, &avail, &left); ok_(__FILE__,line)(r, "PeekNamedPipe failed: %u\n", GetLastError()); ok_(__FILE__,line)(bytes_read == 1, "bytes_read = %u, expected %u\n", bytes_read, expected_read); ok_(__FILE__,line)(avail == expected_avail, "avail = %u, expected %u\n", avail, expected_avail); ok_(__FILE__,line)(left == expected_message_length-1, "left = %d, expected %d\n", left, expected_message_length-1); } } #define overlapped_read_sync(a,b,c,d,e) _overlapped_read_sync(__LINE__,a,b,c,d,e) static void _overlapped_read_sync(unsigned line, HANDLE reader, void *buf, DWORD buf_size, DWORD expected_result, BOOL partial_read) { DWORD read_bytes = 0xdeadbeef; OVERLAPPED overlapped; BOOL res; memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = ReadFile(reader, buf, buf_size, &read_bytes, &overlapped); if (partial_read) ok_(__FILE__,line)(!res && GetLastError() == ERROR_MORE_DATA, "ReadFile returned: %x (%u)\n", res, GetLastError()); else ok_(__FILE__,line)(res, "ReadFile failed: %u\n", GetLastError()); if(partial_read) ok_(__FILE__,line)(!read_bytes, "read_bytes %u expected 0\n", read_bytes); else ok_(__FILE__,line)(read_bytes == expected_result, "read_bytes %u expected %u\n", read_bytes, expected_result); read_bytes = 0xdeadbeef; res = GetOverlappedResult(reader, &overlapped, &read_bytes, FALSE); if (partial_read) ok_(__FILE__,line)(!res && GetLastError() == ERROR_MORE_DATA, "GetOverlappedResult returned: %x (%u)\n", res, GetLastError()); else ok_(__FILE__,line)(res, "GetOverlappedResult failed: %u\n", GetLastError()); ok_(__FILE__,line)(read_bytes == expected_result, "read_bytes %u expected %u\n", read_bytes, expected_result); CloseHandle(overlapped.hEvent); } #define overlapped_read_async(a,b,c,d) _overlapped_read_async(__LINE__,a,b,c,d) static void _overlapped_read_async(unsigned line, HANDLE reader, void *buf, DWORD buf_size, OVERLAPPED *overlapped) { DWORD read_bytes = 0xdeadbeef; BOOL res; memset(overlapped, 0, sizeof(*overlapped)); overlapped->hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = ReadFile(reader, buf, buf_size, &read_bytes, overlapped); ok_(__FILE__,line)(!res && GetLastError() == ERROR_IO_PENDING, "ReadFile returned %x(%u)\n", res, GetLastError()); ok_(__FILE__,line)(!read_bytes, "read_bytes %u expected 0\n", read_bytes); _test_not_signaled(line, overlapped->hEvent); } #define overlapped_write_sync(a,b,c) _overlapped_write_sync(__LINE__,a,b,c) static void _overlapped_write_sync(unsigned line, HANDLE writer, void *buf, DWORD size) { DWORD written_bytes = 0xdeadbeef; OVERLAPPED overlapped; BOOL res; memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = WriteFile(writer, buf, size, &written_bytes, &overlapped); ok_(__FILE__,line)(res, "WriteFile returned %x(%u)\n", res, GetLastError()); ok_(__FILE__,line)(written_bytes == size, "WriteFile returned written_bytes = %u\n", written_bytes); written_bytes = 0xdeadbeef; res = GetOverlappedResult(writer, &overlapped, &written_bytes, FALSE); ok_(__FILE__,line)(res, "GetOverlappedResult failed: %u\n", GetLastError()); ok_(__FILE__,line)(written_bytes == size, "GetOverlappedResult returned written_bytes %u expected %u\n", written_bytes, size); CloseHandle(overlapped.hEvent); } #define overlapped_write_async(a,b,c,d) _overlapped_write_async(__LINE__,a,b,c,d) static void _overlapped_write_async(unsigned line, HANDLE writer, void *buf, DWORD size, OVERLAPPED *overlapped) { DWORD written_bytes = 0xdeadbeef; BOOL res; memset(overlapped, 0, sizeof(*overlapped)); overlapped->hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = WriteFile(writer, buf, size, &written_bytes, overlapped); ok_(__FILE__,line)(!res && GetLastError() == ERROR_IO_PENDING, "WriteFile returned %x(%u)\n", res, GetLastError()); ok_(__FILE__,line)(!written_bytes, "written_bytes = %u\n", written_bytes); _test_not_signaled(line, overlapped->hEvent); } #define test_flush_sync(a) _test_flush_sync(__LINE__,a) static void _test_flush_sync(unsigned line, HANDLE pipe) { BOOL res; res = FlushFileBuffers(pipe); ok_(__FILE__,line)(res, "FlushFileBuffers failed: %u\n", GetLastError()); } static DWORD expected_flush_error; static DWORD CALLBACK flush_proc(HANDLE pipe) { BOOL res; res = FlushFileBuffers(pipe); if (expected_flush_error == ERROR_SUCCESS) ok(res, "FlushFileBuffers failed: %u\n", GetLastError()); else ok(!res && GetLastError() == expected_flush_error, "FlushFileBuffers failed: %u\n", GetLastError()); return 0; } #define test_flush_async(a,b) _test_flush_async(__LINE__,a,b) static HANDLE _test_flush_async(unsigned line, HANDLE pipe, DWORD error) { HANDLE thread; DWORD tid; expected_flush_error = error; thread = CreateThread(NULL, 0, flush_proc, pipe, 0, &tid); ok_(__FILE__,line)(thread != NULL, "CreateThread failed: %u\n", GetLastError()); Sleep(50); _test_not_signaled(line, thread); return thread; } #define test_flush_done(a) _test_flush_done(__LINE__,a) static void _test_flush_done(unsigned line, HANDLE thread) { DWORD res = WaitForSingleObject(thread, 1000); ok_(__FILE__,line)(res == WAIT_OBJECT_0, "WaitForSingleObject returned %u (%u)\n", res, GetLastError()); CloseHandle(thread); } #define test_overlapped_result(a,b,c,d) _test_overlapped_result(__LINE__,a,b,c,d) static void _test_overlapped_result(unsigned line, HANDLE handle, OVERLAPPED *overlapped, DWORD expected_result, BOOL partial_read) { DWORD result = 0xdeadbeef; BOOL res; _test_signaled(line, overlapped->hEvent); res = GetOverlappedResult(handle, overlapped, &result, FALSE); if (partial_read) ok_(__FILE__,line)(!res && GetLastError() == ERROR_MORE_DATA, "GetOverlappedResult returned: %x (%u)\n", res, GetLastError()); else ok_(__FILE__,line)(res, "GetOverlappedResult failed: %u\n", GetLastError()); ok_(__FILE__,line)(result == expected_result, "read_bytes = %u, expected %u\n", result, expected_result); CloseHandle(overlapped->hEvent); } #define test_overlapped_failure(a,b,c) _test_overlapped_failure(__LINE__,a,b,c) static void _test_overlapped_failure(unsigned line, HANDLE handle, OVERLAPPED *overlapped, DWORD error) { DWORD result; BOOL res; _test_signaled(line, overlapped->hEvent); res = GetOverlappedResult(handle, overlapped, &result, FALSE); ok_(__FILE__,line)(!res && GetLastError() == error, "GetOverlappedResult returned: %x (%u), expected error %u\n", res, GetLastError(), error); ok_(__FILE__,line)(!result, "result = %u\n", result); CloseHandle(overlapped->hEvent); } #define cancel_overlapped(a,b) _cancel_overlapped(__LINE__,a,b) static void _cancel_overlapped(unsigned line, HANDLE handle, OVERLAPPED *overlapped) { BOOL res; res = pCancelIoEx(handle, overlapped); ok_(__FILE__,line)(res, "CancelIoEx failed: %u\n", GetLastError()); _test_overlapped_failure(line, handle, overlapped, ERROR_OPERATION_ABORTED); } static void test_blocking_rw(HANDLE writer, HANDLE reader, DWORD buf_size, BOOL msg_mode, BOOL msg_read) { OVERLAPPED read_overlapped, read_overlapped2, write_overlapped, write_overlapped2; char buf[10000], read_buf[10000]; HANDLE flush_thread; memset(buf, 0xaa, sizeof(buf)); /* test pending read with overlapped event */ overlapped_read_async(reader, read_buf, 1000, &read_overlapped); test_flush_sync(writer); test_peek_pipe(reader, 0, 0, 0); /* write more data than needed for read */ overlapped_write_sync(writer, buf, 4000); test_overlapped_result(reader, &read_overlapped, 1000, msg_read); test_peek_pipe(reader, 3000, 3000, msg_mode ? 3000 : 0); /* test pending write with overlapped event */ overlapped_write_async(writer, buf, buf_size, &write_overlapped); test_peek_pipe(reader, 3000 + (msg_mode ? 0 : buf_size), 3000 + buf_size, msg_mode ? 3000 : 0); /* write one more byte */ overlapped_write_async(writer, buf, 1, &write_overlapped2); flush_thread = test_flush_async(writer, ERROR_SUCCESS); test_not_signaled(write_overlapped.hEvent); test_peek_pipe(reader, 3000 + (msg_mode ? 0 : buf_size + 1), 3000 + buf_size + 1, msg_mode ? 3000 : 0); /* empty write will not block */ overlapped_write_sync(writer, buf, 0); test_not_signaled(write_overlapped.hEvent); test_not_signaled(write_overlapped2.hEvent); test_peek_pipe(reader, 3000 + (msg_mode ? 0 : buf_size + 1), 3000 + buf_size + 1, msg_mode ? 3000 : 0); /* read remaining data from the first write */ overlapped_read_sync(reader, read_buf, 3000, 3000, FALSE); test_overlapped_result(writer, &write_overlapped, buf_size, FALSE); test_not_signaled(write_overlapped2.hEvent); test_not_signaled(flush_thread); test_peek_pipe(reader, buf_size + (msg_mode ? 0 : 1), buf_size + 1, msg_mode ? buf_size : 0); /* read one byte so that the next write fits the buffer */ overlapped_read_sync(reader, read_buf, 1, 1, msg_read); test_overlapped_result(writer, &write_overlapped2, 1, FALSE); test_peek_pipe(reader, buf_size + (msg_mode ? -1 : 0), buf_size, msg_mode ? buf_size - 1 : 0); /* read the whole buffer */ overlapped_read_sync(reader, read_buf, buf_size, buf_size-msg_read, FALSE); test_peek_pipe(reader, msg_read ? 1 : 0, msg_read ? 1 : 0, msg_read ? 1 : 0); if(msg_read) { overlapped_read_sync(reader, read_buf, 1000, 1, FALSE); test_peek_pipe(reader, 0, 0, 0); } if(msg_mode) { /* we still have an empty message in queue */ overlapped_read_sync(reader, read_buf, 1000, 0, FALSE); test_peek_pipe(reader, 0, 0, 0); } test_flush_done(flush_thread); /* pipe is empty, the next read will block */ overlapped_read_async(reader, read_buf, 0, &read_overlapped); overlapped_read_async(reader, read_buf, 1000, &read_overlapped2); /* write one byte */ overlapped_write_sync(writer, buf, 1); test_overlapped_result(reader, &read_overlapped, 0, msg_read); test_overlapped_result(reader, &read_overlapped2, 1, FALSE); test_peek_pipe(reader, 0, 0, 0); /* write a message larger than buffer */ overlapped_write_async(writer, buf, buf_size+2000, &write_overlapped); test_peek_pipe(reader, buf_size + 2000, buf_size + 2000, msg_mode ? buf_size + 2000 : 0); /* read so that pending write is still larger than the buffer */ overlapped_read_sync(reader, read_buf, 1999, 1999, msg_read); test_not_signaled(write_overlapped.hEvent); test_peek_pipe(reader, buf_size + 1, buf_size + 1, msg_mode ? buf_size + 1 : 0); /* read one more byte */ overlapped_read_sync(reader, read_buf, 1, 1, msg_read); test_overlapped_result(writer, &write_overlapped, buf_size+2000, FALSE); test_peek_pipe(reader, buf_size, buf_size, msg_mode ? buf_size : 0); /* read remaining data */ overlapped_read_sync(reader, read_buf, buf_size+1, buf_size, FALSE); test_peek_pipe(reader, 0, 0, 0); /* simple pass of empty message */ overlapped_write_sync(writer, buf, 0); test_peek_pipe(reader, 0, 0, 0); if(msg_mode) overlapped_read_sync(reader, read_buf, 1, 0, FALSE); /* pipe is empty, the next read will block */ test_flush_sync(writer); overlapped_read_async(reader, read_buf, 0, &read_overlapped); overlapped_read_async(reader, read_buf, 1, &read_overlapped2); /* 0 length write wakes one read in msg mode */ overlapped_write_sync(writer, buf, 0); if(msg_mode) test_overlapped_result(reader, &read_overlapped, 0, FALSE); else test_not_signaled(read_overlapped.hEvent); test_not_signaled(read_overlapped2.hEvent); overlapped_write_sync(writer, buf, 1); test_overlapped_result(reader, &read_overlapped2, 1, FALSE); overlapped_write_sync(writer, buf, 20); test_peek_pipe(reader, 20, 20, msg_mode ? 20 : 0); overlapped_write_sync(writer, buf, 15); test_peek_pipe(reader, msg_mode ? 20 : 35, 35, msg_mode ? 20 : 0); overlapped_read_sync(reader, read_buf, 10, 10, msg_read); test_peek_pipe(reader, msg_mode ? 10 : 25, 25, msg_mode ? 10 : 0); overlapped_read_sync(reader, read_buf, 10, 10, FALSE); test_peek_pipe(reader, 15, 15, msg_mode ? 15 : 0); overlapped_read_sync(reader, read_buf, 15, 15, FALSE); if(!pCancelIoEx) { win_skip("CancelIoEx not available\n"); return; } /* add one more pending read, then cancel the first one */ overlapped_read_async(reader, read_buf, 1, &read_overlapped); overlapped_read_async(reader, read_buf, 1, &read_overlapped2); cancel_overlapped(reader, &read_overlapped2); test_not_signaled(read_overlapped.hEvent); overlapped_write_sync(writer, buf, 1); test_overlapped_result(reader, &read_overlapped, 1, FALSE); /* make two async writes, cancel the first one and make sure that we read from the second one */ overlapped_write_async(writer, buf, buf_size+2000, &write_overlapped); overlapped_write_async(writer, buf, 1, &write_overlapped2); test_peek_pipe(reader, buf_size + 2000 + (msg_mode ? 0 : 1), buf_size + 2001, msg_mode ? buf_size + 2000 : 0); cancel_overlapped(writer, &write_overlapped); test_peek_pipe(reader, 1, 1, msg_mode ? 1 : 0); overlapped_read_sync(reader, read_buf, 1000, 1, FALSE); test_overlapped_result(writer, &write_overlapped2, 1, FALSE); test_peek_pipe(reader, 0, 0, 0); /* same as above, but partially read written data before canceling */ overlapped_write_async(writer, buf, buf_size+2000, &write_overlapped); overlapped_write_async(writer, buf, 1, &write_overlapped2); test_peek_pipe(reader, buf_size + 2000 + (msg_mode ? 0 : 1), buf_size + 2001, msg_mode ? buf_size + 2000 : 0); overlapped_read_sync(reader, read_buf, 10, 10, msg_read); test_not_signaled(write_overlapped.hEvent); cancel_overlapped(writer, &write_overlapped); test_peek_pipe(reader, 1, 1, msg_mode ? 1 : 0); overlapped_read_sync(reader, read_buf, 1000, 1, FALSE); test_overlapped_result(writer, &write_overlapped2, 1, FALSE); test_peek_pipe(reader, 0, 0, 0); /* empty queue by canceling write and make sure that flush is signaled */ overlapped_write_async(writer, buf, buf_size+2000, &write_overlapped); flush_thread = test_flush_async(writer, ERROR_SUCCESS); test_not_signaled(flush_thread); cancel_overlapped(writer, &write_overlapped); test_peek_pipe(reader, 0, 0, 0); test_flush_done(flush_thread); } #define overlapped_transact(a,b,c,d,e,f) _overlapped_transact(__LINE__,a,b,c,d,e,f) static void _overlapped_transact(unsigned line, HANDLE caller, void *write_buf, DWORD write_size, void *read_buf, DWORD read_size, OVERLAPPED *overlapped) { BOOL res; memset(overlapped, 0, sizeof(*overlapped)); overlapped->hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = TransactNamedPipe(caller, write_buf, write_size, read_buf, read_size, NULL, overlapped); ok_(__FILE__,line)(!res && GetLastError() == ERROR_IO_PENDING, "TransactNamedPipe returned: %x(%u)\n", res, GetLastError()); } #define overlapped_transact_failure(a,b,c,d,e,f) _overlapped_transact_failure(__LINE__,a,b,c,d,e,f) static void _overlapped_transact_failure(unsigned line, HANDLE caller, void *write_buf, DWORD write_size, void *read_buf, DWORD read_size, DWORD expected_error) { OVERLAPPED overlapped; BOOL res; memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = TransactNamedPipe(caller, write_buf, write_size, read_buf, read_size, NULL, &overlapped); ok_(__FILE__,line)(!res, "TransactNamedPipe succeeded\n"); if (GetLastError() == ERROR_IO_PENDING) /* win8+ */ { _test_overlapped_failure(line, caller, &overlapped, expected_error); } else { ok_(__FILE__,line)(GetLastError() == expected_error, "TransactNamedPipe returned error %u, expected %u\n", GetLastError(), expected_error); CloseHandle(overlapped.hEvent); } } static void child_process_write_pipe(HANDLE pipe) { OVERLAPPED overlapped; char buf[10000]; memset(buf, 'x', sizeof(buf)); overlapped_write_async(pipe, buf, sizeof(buf), &overlapped); /* sleep until parent process terminates this process */ Sleep(INFINITE); } static HANDLE create_writepipe_process(HANDLE pipe) { STARTUPINFOA si = { sizeof(si) }; PROCESS_INFORMATION info; char **argv, buf[MAX_PATH]; BOOL res; winetest_get_mainargs(&argv); sprintf(buf, "\"%s\" pipe writepipe %lx", argv[0], (UINT_PTR)pipe); res = CreateProcessA(NULL, buf, NULL, NULL, TRUE, 0L, NULL, NULL, &si, &info); ok(res, "CreateProcess failed: %u\n", GetLastError()); CloseHandle(info.hThread); return info.hProcess; } static void create_overlapped_pipe(DWORD mode, HANDLE *client, HANDLE *server) { SECURITY_ATTRIBUTES sec_attr = { sizeof(sec_attr), NULL, TRUE }; DWORD read_mode = mode & (PIPE_READMODE_BYTE | PIPE_READMODE_MESSAGE); OVERLAPPED overlapped; BOOL res; *server = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, PIPE_WAIT | mode, 1, 5000, 6000, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(*server != INVALID_HANDLE_VALUE, "CreateNamedPipe failed: %u\n", GetLastError()); test_signaled(*server); memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); res = ConnectNamedPipe(*server, &overlapped); ok(!res && GetLastError() == ERROR_IO_PENDING, "WriteFile returned %x(%u)\n", res, GetLastError()); test_not_signaled(*server); test_not_signaled(overlapped.hEvent); *client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, &sec_attr, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL); ok(*client != INVALID_HANDLE_VALUE, "CreateFile failed: %u\n", GetLastError()); res = SetNamedPipeHandleState(*client, &read_mode, NULL, NULL); ok(res, "SetNamedPipeHandleState failed: %u\n", GetLastError()); test_signaled(*client); test_not_signaled(*server); test_overlapped_result(*server, &overlapped, 0, FALSE); } static void test_overlapped_transport(BOOL msg_mode, BOOL msg_read_mode) { OVERLAPPED overlapped, overlapped2; HANDLE server, client, flush; DWORD read_bytes; HANDLE process; char buf[60000]; BOOL res; DWORD create_flags = (msg_mode ? PIPE_TYPE_MESSAGE : PIPE_TYPE_BYTE) | (msg_read_mode ? PIPE_READMODE_MESSAGE : PIPE_READMODE_BYTE); create_overlapped_pipe(create_flags, &client, &server); trace("testing %s, %s server->client writes...\n", msg_mode ? "message mode" : "byte mode", msg_read_mode ? "message read" : "byte read"); test_blocking_rw(server, client, 5000, msg_mode, msg_read_mode); trace("testing %s, %s client->server writes...\n", msg_mode ? "message mode" : "byte mode", msg_read_mode ? "message read" : "byte read"); test_blocking_rw(client, server, 6000, msg_mode, msg_read_mode); CloseHandle(client); CloseHandle(server); /* close client with pending writes */ memset(buf, 0xaa, sizeof(buf)); create_overlapped_pipe(create_flags, &client, &server); overlapped_write_async(server, buf, 7000, &overlapped); flush = test_flush_async(server, ERROR_BROKEN_PIPE); CloseHandle(client); test_overlapped_failure(server, &overlapped, ERROR_BROKEN_PIPE); test_flush_done(flush); CloseHandle(server); /* close server with pending writes */ create_overlapped_pipe(create_flags, &client, &server); overlapped_write_async(client, buf, 7000, &overlapped); flush = test_flush_async(client, ERROR_BROKEN_PIPE); CloseHandle(server); test_overlapped_failure(client, &overlapped, ERROR_BROKEN_PIPE); test_flush_done(flush); CloseHandle(client); /* disconnect with pending writes */ create_overlapped_pipe(create_flags, &client, &server); overlapped_write_async(client, buf, 7000, &overlapped); overlapped_write_async(server, buf, 7000, &overlapped2); flush = test_flush_async(client, ERROR_PIPE_NOT_CONNECTED); res = DisconnectNamedPipe(server); ok(res, "DisconnectNamedPipe failed: %u\n", GetLastError()); test_overlapped_failure(client, &overlapped, ERROR_PIPE_NOT_CONNECTED); test_overlapped_failure(client, &overlapped2, ERROR_PIPE_NOT_CONNECTED); test_flush_done(flush); CloseHandle(server); CloseHandle(client); /* terminate process with pending write */ create_overlapped_pipe(create_flags, &client, &server); process = create_writepipe_process(client); /* successfully read part of write that is pending in child process */ res = ReadFile(server, buf, 10, &read_bytes, NULL); if(!msg_read_mode) ok(res, "ReadFile failed: %u\n", GetLastError()); else ok(!res && GetLastError() == ERROR_MORE_DATA, "ReadFile returned: %x %u\n", res, GetLastError()); ok(read_bytes == 10, "read_bytes = %u\n", read_bytes); TerminateProcess(process, 0); wait_child_process(process); /* after terminating process, there is no pending write and pipe buffer is empty */ overlapped_read_async(server, buf, 10, &overlapped); overlapped_write_sync(client, buf, 1); test_overlapped_result(server, &overlapped, 1, FALSE); CloseHandle(process); CloseHandle(server); CloseHandle(client); } static void test_transact(HANDLE caller, HANDLE callee, DWORD write_buf_size, DWORD read_buf_size) { OVERLAPPED overlapped, overlapped2, read_overlapped, write_overlapped; char buf[10000], read_buf[10000]; memset(buf, 0xaa, sizeof(buf)); /* simple transact call */ overlapped_transact(caller, (BYTE*)"abc", 3, read_buf, 100, &overlapped); overlapped_write_sync(callee, (BYTE*)"test", 4); test_overlapped_result(caller, &overlapped, 4, FALSE); ok(!memcmp(read_buf, "test", 4), "unexpected read_buf\n"); overlapped_read_sync(callee, read_buf, 1000, 3, FALSE); ok(!memcmp(read_buf, "abc", 3), "unexpected read_buf\n"); /* transact fails if there is already data in read buffer */ overlapped_write_sync(callee, buf, 1); overlapped_transact_failure(caller, buf, 2, read_buf, 1, ERROR_PIPE_BUSY); overlapped_read_sync(caller, read_buf, 1000, 1, FALSE); /* transact doesn't block on write */ overlapped_write_async(caller, buf, write_buf_size+2000, &write_overlapped); overlapped_transact(caller, buf, 2, read_buf, 1, &overlapped); test_not_signaled(overlapped.hEvent); overlapped_write_sync(callee, buf, 1); test_overlapped_result(caller, &overlapped, 1, FALSE); overlapped_read_sync(callee, read_buf, sizeof(read_buf), write_buf_size+2000, FALSE); test_overlapped_result(caller, &write_overlapped, write_buf_size+2000, FALSE); overlapped_read_sync(callee, read_buf, sizeof(read_buf), 2, FALSE); /* transact with already pending read */ overlapped_read_async(callee, read_buf, 10, &read_overlapped); overlapped_transact(caller, buf, 5, read_buf, 6, &overlapped); test_overlapped_result(callee, &read_overlapped, 5, FALSE); test_not_signaled(overlapped.hEvent); overlapped_write_sync(callee, buf, 10); test_overlapped_result(caller, &overlapped, 6, TRUE); overlapped_read_sync(caller, read_buf, sizeof(read_buf), 4, FALSE); /* 0-size messages */ overlapped_transact(caller, buf, 5, read_buf, 0, &overlapped); overlapped_read_sync(callee, read_buf, sizeof(read_buf), 5, FALSE); overlapped_write_sync(callee, buf, 0); test_overlapped_result(caller, &overlapped, 0, FALSE); overlapped_transact(caller, buf, 0, read_buf, 0, &overlapped); overlapped_read_sync(callee, read_buf, sizeof(read_buf), 0, FALSE); test_not_signaled(overlapped.hEvent); overlapped_write_sync(callee, buf, 0); test_overlapped_result(caller, &overlapped, 0, FALSE); /* reply transact with another transact */ overlapped_transact(caller, buf, 3, read_buf, 100, &overlapped); overlapped_read_sync(callee, read_buf, 1000, 3, FALSE); overlapped_transact(callee, buf, 4, read_buf, 100, &overlapped2); test_overlapped_result(caller, &overlapped, 4, FALSE); overlapped_write_sync(caller, buf, 1); test_overlapped_result(caller, &overlapped2, 1, FALSE); if (!pCancelIoEx) return; /* cancel keeps written data */ overlapped_write_async(caller, buf, write_buf_size+2000, &write_overlapped); overlapped_transact(caller, buf, 2, read_buf, 1, &overlapped); test_not_signaled(overlapped.hEvent); cancel_overlapped(caller, &overlapped); overlapped_read_sync(callee, read_buf, sizeof(read_buf), write_buf_size+2000, FALSE); test_overlapped_result(caller, &write_overlapped, write_buf_size+2000, FALSE); overlapped_read_sync(callee, read_buf, sizeof(read_buf), 2, FALSE); } static void test_TransactNamedPipe(void) { HANDLE client, server; BYTE buf[10]; create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); overlapped_transact_failure(client, buf, 2, buf, 1, ERROR_BAD_PIPE); CloseHandle(client); CloseHandle(server); create_overlapped_pipe(PIPE_TYPE_MESSAGE | PIPE_READMODE_BYTE, &client, &server); overlapped_transact_failure(client, buf, 2, buf, 1, ERROR_BAD_PIPE); CloseHandle(client); CloseHandle(server); trace("testing server->client transaction...\n"); create_overlapped_pipe(PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, &client, &server); test_transact(server, client, 5000, 6000); CloseHandle(client); CloseHandle(server); trace("testing client->server transaction...\n"); create_overlapped_pipe(PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, &client, &server); test_transact(client, server, 6000, 5000); CloseHandle(client); CloseHandle(server); } static HANDLE create_overlapped_server( OVERLAPPED *overlapped ) { HANDLE pipe; BOOL ret; pipe = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, PIPE_READMODE_BYTE | PIPE_WAIT, 1, 5000, 6000, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(pipe != INVALID_HANDLE_VALUE, "got %u\n", GetLastError()); ret = ConnectNamedPipe(pipe, overlapped); ok(!ret && GetLastError() == ERROR_IO_PENDING, "got %u\n", GetLastError()); return pipe; } static void child_process_check_pid(DWORD server_pid) { DWORD current = GetProcessId(GetCurrentProcess()); HANDLE pipe; ULONG pid; BOOL ret; pipe = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(pipe != INVALID_HANDLE_VALUE, "got %u\n", GetLastError()); pid = 0; ret = pGetNamedPipeClientProcessId(pipe, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x\n", pid); pid = 0; ret = pGetNamedPipeServerProcessId(pipe, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == server_pid, "got %04x expected %04x\n", pid, server_pid); CloseHandle(pipe); } static HANDLE create_check_id_process(const char *verb, DWORD id) { STARTUPINFOA si = {sizeof(si)}; PROCESS_INFORMATION info; char **argv, buf[MAX_PATH]; BOOL ret; winetest_get_mainargs(&argv); sprintf(buf, "\"%s\" pipe %s %x", argv[0], verb, id); ret = CreateProcessA(NULL, buf, NULL, NULL, TRUE, 0, NULL, NULL, &si, &info); ok(ret, "got %u\n", GetLastError()); CloseHandle(info.hThread); return info.hProcess; } static void test_namedpipe_process_id(void) { HANDLE client, server, process; DWORD current = GetProcessId(GetCurrentProcess()); OVERLAPPED overlapped; ULONG pid; BOOL ret; if (!pGetNamedPipeClientProcessId) { win_skip("GetNamedPipeClientProcessId not available\n"); return; } create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); SetLastError(0xdeadbeef); ret = pGetNamedPipeClientProcessId(server, NULL); ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "got %u\n", GetLastError()); pid = 0; ret = pGetNamedPipeClientProcessId(server, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); pid = 0; ret = pGetNamedPipeClientProcessId(client, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); SetLastError(0xdeadbeef); ret = pGetNamedPipeServerProcessId(server, NULL); ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "got %u\n", GetLastError()); pid = 0; ret = pGetNamedPipeServerProcessId(client, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); pid = 0; ret = pGetNamedPipeServerProcessId(server, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); /* closed client handle */ CloseHandle(client); pid = 0; ret = pGetNamedPipeClientProcessId(server, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); pid = 0; ret = pGetNamedPipeServerProcessId(server, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); CloseHandle(server); /* disconnected server */ create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); DisconnectNamedPipe(server); SetLastError(0xdeadbeef); ret = pGetNamedPipeClientProcessId(server, &pid); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_NOT_FOUND, "got %u\n", GetLastError()); pid = 0; ret = pGetNamedPipeServerProcessId(server, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); SetLastError(0xdeadbeef); ret = pGetNamedPipeClientProcessId(client, &pid); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_PIPE_NOT_CONNECTED, "got %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = pGetNamedPipeServerProcessId(client, &pid); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_PIPE_NOT_CONNECTED, "got %u\n", GetLastError()); CloseHandle(client); CloseHandle(server); /* closed server handle */ create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); CloseHandle(server); pid = 0; ret = pGetNamedPipeClientProcessId(client, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); pid = 0; ret = pGetNamedPipeServerProcessId(client, &pid); ok(ret, "got %u\n", GetLastError()); ok(pid == current, "got %04x expected %04x\n", pid, current); CloseHandle(client); /* different process */ memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); server = create_overlapped_server( &overlapped ); ok(server != INVALID_HANDLE_VALUE, "got %u\n", GetLastError()); process = create_check_id_process("checkpid", GetProcessId(GetCurrentProcess())); wait_child_process(process); CloseHandle(overlapped.hEvent); CloseHandle(process); CloseHandle(server); } static void child_process_check_session_id(DWORD server_id) { DWORD current; HANDLE pipe; ULONG id; BOOL ret; ProcessIdToSessionId(GetProcessId(GetCurrentProcess()), ¤t); pipe = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL); ok(pipe != INVALID_HANDLE_VALUE, "got %u\n", GetLastError()); id = 0; ret = pGetNamedPipeClientSessionId(pipe, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x\n", id); id = 0; ret = pGetNamedPipeServerSessionId(pipe, &id); ok(ret, "got %u\n", GetLastError()); ok(id == server_id, "got %04x expected %04x\n", id, server_id); CloseHandle(pipe); } static void test_namedpipe_session_id(void) { HANDLE client, server, process; OVERLAPPED overlapped; DWORD current; ULONG id; BOOL ret; if (!pGetNamedPipeClientSessionId) { win_skip("GetNamedPipeClientSessionId not available\n"); return; } ProcessIdToSessionId(GetProcessId(GetCurrentProcess()), ¤t); create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); if (0) /* crashes on recent Windows */ { SetLastError(0xdeadbeef); ret = pGetNamedPipeClientSessionId(server, NULL); ok(!ret, "success\n"); } id = 0; ret = pGetNamedPipeClientSessionId(server, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %u expected %u\n", id, current); id = 0; ret = pGetNamedPipeClientSessionId(client, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %u expected %u\n", id, current); SetLastError(0xdeadbeef); ret = pGetNamedPipeServerSessionId(server, NULL); ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "got %u\n", GetLastError()); id = 0; ret = pGetNamedPipeServerSessionId(client, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %u expected %u\n", id, current); id = 0; ret = pGetNamedPipeServerSessionId(server, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %u expected %u\n", id, current); /* closed client handle */ CloseHandle(client); id = 0; ret = pGetNamedPipeClientSessionId(server, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x expected %04x\n", id, current); id = 0; ret = pGetNamedPipeServerSessionId(server, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x expected %04x\n", id, current); CloseHandle(server); /* disconnected server */ create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); DisconnectNamedPipe(server); SetLastError(0xdeadbeef); ret = pGetNamedPipeClientSessionId(server, &id); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_NOT_FOUND, "got %u\n", GetLastError()); id = 0; ret = pGetNamedPipeServerSessionId(server, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x expected %04x\n", id, current); SetLastError(0xdeadbeef); ret = pGetNamedPipeClientSessionId(client, &id); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_PIPE_NOT_CONNECTED, "got %u\n", GetLastError()); SetLastError(0xdeadbeef); ret = pGetNamedPipeServerSessionId(client, &id); todo_wine ok(!ret, "success\n"); todo_wine ok(GetLastError() == ERROR_PIPE_NOT_CONNECTED, "got %u\n", GetLastError()); CloseHandle(client); CloseHandle(server); /* closed server handle */ create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); CloseHandle(server); id = 0; ret = pGetNamedPipeClientSessionId(client, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x expected %04x\n", id, current); id = 0; ret = pGetNamedPipeServerSessionId(client, &id); ok(ret, "got %u\n", GetLastError()); ok(id == current, "got %04x expected %04x\n", id, current); CloseHandle(client); /* different process */ memset(&overlapped, 0, sizeof(overlapped)); overlapped.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); server = create_overlapped_server( &overlapped ); ok(server != INVALID_HANDLE_VALUE, "got %u\n", GetLastError()); process = create_check_id_process("checksessionid", current); wait_child_process(process); CloseHandle(overlapped.hEvent); CloseHandle(process); CloseHandle(server); } static void test_multiple_instances(void) { HANDLE server[4], client; int i; BOOL ret; OVERLAPPED ov; if(!pCancelIoEx) { win_skip("Skipping multiple instance tests on too old Windows\n"); return; } for (i = 0; i < ARRAY_SIZE(server); i++) { server[i] = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_READMODE_BYTE | PIPE_WAIT, ARRAY_SIZE(server), 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(server[i] != INVALID_HANDLE_VALUE, "got invalid handle\n"); } client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); /* Show that this has connected to server[0] not any other one */ memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[2], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[0], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); CloseHandle(client); /* The next connected server is server[1], doesn't matter that server[2] has pending listeners */ client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[2], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[1], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); CloseHandle(client); /* server[2] is connected next */ client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[2], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); CloseHandle(client); /* Disconnect in order server[0] and server[2] */ DisconnectNamedPipe(server[0]); DisconnectNamedPipe(server[2]); /* Put into listening state server[2] and server[0] */ memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[2], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[0], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); /* server[3] is connected next */ client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[3], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); CloseHandle(client); /* server[2], which stasted listening first, will be connected next */ client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[2], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[0], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); CloseHandle(client); /* Finally server[0] is connected */ client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); memset(&ov, 0, sizeof(ov)); ret = ConnectNamedPipe(server[0], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_PIPE_CONNECTED, "got %d\n", GetLastError()); CloseHandle(client); /* No more listening pipes available */ DisconnectNamedPipe(server[0]); client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client == INVALID_HANDLE_VALUE && GetLastError() == ERROR_PIPE_BUSY, "got %p(%u)\n", client, GetLastError()); for (i = 0; i < ARRAY_SIZE(server); i++) { DisconnectNamedPipe(server[i]); CloseHandle(server[i]); } } static DWORD WINAPI wait_pipe_proc(void *arg) { BOOL ret; ret = WaitNamedPipeA(PIPENAME, 1000); ok(ret, "WaitNamedPipe failed (%u)\n", GetLastError()); return 0; } static HANDLE async_wait_pipe(void) { HANDLE thread; BOOL ret; thread = CreateThread(NULL, 0, wait_pipe_proc, NULL, 0, NULL); ok(thread != NULL, "CreateThread failed: %u\n", GetLastError()); ret = WaitNamedPipeA(PIPENAME, 1); ok(!ret && GetLastError() == ERROR_SEM_TIMEOUT, "WaitNamedPipe failed %x(%u)\n", ret, GetLastError()); return thread; } static void test_wait_pipe(void) { HANDLE server[2], client, wait; OVERLAPPED ov; DWORD res; BOOL ret; ret = WaitNamedPipeA(PIPENAME, 0); ok(!ret && GetLastError() == ERROR_FILE_NOT_FOUND, "WaitNamedPipe failed %x(%u)\n", ret, GetLastError()); server[0] = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_READMODE_BYTE | PIPE_WAIT, ARRAY_SIZE(server), 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(server[0] != INVALID_HANDLE_VALUE, "got invalid handle\n"); ret = WaitNamedPipeA(PIPENAME, 1); ok(ret, "WaitNamedPipe failed (%u)\n", GetLastError()); client = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(client != INVALID_HANDLE_VALUE, "got invalid handle\n"); /* Creating a new pipe server wakes waiters */ wait = async_wait_pipe(); server[1] = CreateNamedPipeA(PIPENAME, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED, PIPE_READMODE_BYTE | PIPE_WAIT, ARRAY_SIZE(server), 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL); ok(server[1] != INVALID_HANDLE_VALUE, "got invalid handle\n"); res = WaitForSingleObject(wait, 100); ok(res == WAIT_OBJECT_0, "WaitForSingleObject returned %u\n", res); CloseHandle(wait); CloseHandle(server[1]); CloseHandle(client); ret = DisconnectNamedPipe(server[0]); ok(ret, "DisconnectNamedPipe failed (%u)\n", GetLastError()); /* Putting pipe server into waiting listening state wakes waiters */ wait = async_wait_pipe(); memset(&ov, 0, sizeof(ov)); ov.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); ret = ConnectNamedPipe(server[0], &ov); ok(ret == FALSE, "got %d\n", ret); ok(GetLastError() == ERROR_IO_PENDING, "got %d\n", GetLastError()); res = WaitForSingleObject(wait, 100); ok(res == WAIT_OBJECT_0, "WaitForSingleObject returned %u\n", res); CloseHandle(server[0]); res = WaitForSingleObject(ov.hEvent, 0); ok(res == WAIT_OBJECT_0, "WaitForSingleObject returned %u\n", res); CloseHandle(ov.hEvent); } static void test_nowait(DWORD pipe_type) { HANDLE piperead, pipewrite, file; OVERLAPPED ol, ol2; DWORD read, write; char readbuf[32768]; static const char teststring[] = "bits"; /* CreateNamedPipe with PIPE_NOWAIT, and read from empty pipe */ piperead = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwPipeMode */ pipe_type | PIPE_NOWAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 512, /* nInBufSize */ 512, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(piperead != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); pipewrite = CreateFileA(PIPENAME, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(pipewrite != INVALID_HANDLE_VALUE, "CreateFileA failed\n"); memset(&ol, 0, sizeof(ol)); ol.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, sizeof(readbuf), &read, &ol) == FALSE, "ReadFile should fail\n"); ok(GetLastError() == ERROR_NO_DATA, "got %d should be ERROR_NO_DATA\n", GetLastError()); if (GetLastError() == ERROR_IO_PENDING) CancelIo(piperead); /* test a small write/read */ ok(WriteFile(pipewrite, teststring, sizeof(teststring), &write, NULL), "WriteFile should succeed\n"); ok(ReadFile(piperead, readbuf, sizeof(readbuf), &read, &ol), "ReadFile should succeed\n"); ok(read == write, "read/write bytes should match\n"); ok(CloseHandle(ol.hEvent), "CloseHandle for the event failed\n"); ok(CloseHandle(pipewrite), "CloseHandle for the write pipe failed\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); /* create write side with PIPE_NOWAIT, read side PIPE_WAIT, and test writes */ pipewrite = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwPipeMode */ pipe_type | PIPE_NOWAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 512, /* nInBufSize */ 512, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(pipewrite != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); piperead = CreateFileA(PIPENAME, GENERIC_READ, 0, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0); ok(piperead != INVALID_HANDLE_VALUE, "CreateFileA failed\n"); memset(&ol, 0, sizeof(ol)); ol.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); memset(&ol2, 0, sizeof(ol2)); ol2.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); /* write one byte larger than the buffer size, should fail */ SetLastError(0xdeadbeef); ok(WriteFile(pipewrite, readbuf, 513, &write, &ol), "WriteFile should succeed\n"); /* WriteFile only documents that 'write < sizeof(readbuf)' for this case, but Windows * doesn't seem to do partial writes ('write == 0' always) */ ok(write < sizeof(readbuf), "WriteFile should fail to write the whole buffer\n"); ok(write == 0, "WriteFile doesn't do partial writes here\n"); if (GetLastError() == ERROR_IO_PENDING) CancelIo(piperead); /* overlapped read of 32768, non-blocking write of 512 */ SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, sizeof(readbuf), &read, &ol2) == FALSE, "ReadFile should fail\n"); ok(GetLastError() == ERROR_IO_PENDING, "got %d should be ERROR_IO_PENDING\n", GetLastError()); ok(WriteFile(pipewrite, teststring, sizeof(teststring), &write, &ol), "WriteFile should succeed\n"); ok(write == sizeof(teststring), "got %d\n", write); ok(GetOverlappedResult(piperead, &ol2, &read, FALSE), "GetOverlappedResult should succeed\n"); ok(read == sizeof(teststring), "got %d\n", read); if (GetOverlappedResult(piperead, &ol2, &read, FALSE) == FALSE) CancelIo(piperead); /* overlapped read of 32768, non-blocking write of 513 */ SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, sizeof(readbuf), &read, &ol2) == FALSE, "ReadFile should fail\n"); ok(GetLastError() == ERROR_IO_PENDING, "got %d should be ERROR_IO_PENDING\n", GetLastError()); ok(WriteFile(pipewrite, readbuf, 513, &write, &ol), "WriteFile should succeed\n"); ok(write == 513, "got %d, write should be %d\n", write, 513); ok(GetOverlappedResult(piperead, &ol2, &read, FALSE), "GetOverlappedResult should succeed\n"); ok(read == 513, "got %d, read should be %d\n", read, 513); if (GetOverlappedResult(piperead, &ol2, &read, FALSE) == FALSE) CancelIo(piperead); /* overlapped read of 1 byte, non-blocking write of 513 bytes */ SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, 1, &read, &ol2) == FALSE, "ReadFile should fail\n"); ok(GetLastError() == ERROR_IO_PENDING, "got %d should be ERROR_IO_PENDING\n", GetLastError()); ok(WriteFile(pipewrite, readbuf, 513, &write, &ol), "WriteFile should succeed\n"); ok(write == 513, "got %d, write should be %d\n", write, 513); ok(GetOverlappedResult(piperead, &ol2, &read, FALSE), "GetOverlappedResult should succeed\n"); ok(read == 1, "got %d, read should be %d\n", read, 1); if (GetOverlappedResult(piperead, &ol2, &read, FALSE) == FALSE) CancelIo(piperead); /* read the remaining 512 bytes */ SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, sizeof(readbuf), &read, &ol2), "ReadFile should succeed\n"); ok(read == 512, "got %d, write should be %d\n", write, 512); if (GetOverlappedResult(piperead, &ol2, &read, FALSE) == FALSE) CancelIo(piperead); /* overlapped read of 1 byte, non-blocking write of 514 bytes */ SetLastError(0xdeadbeef); ok(ReadFile(piperead, readbuf, 1, &read, &ol2) == FALSE, "ReadFile should fail\n"); ok(GetLastError() == ERROR_IO_PENDING, "got %d should be ERROR_IO_PENDING\n", GetLastError()); ok(WriteFile(pipewrite, readbuf, 514, &write, &ol), "WriteFile should succeed\n"); if (pipe_type == PIPE_TYPE_MESSAGE) { todo_wine ok(write == 0, "got %d\n", write); todo_wine ok(!GetOverlappedResult(piperead, &ol2, &read, FALSE), "GetOverlappedResult should fail\n"); todo_wine ok(GetLastError() == ERROR_IO_INCOMPLETE, "got %d should be ERROR_IO_PENDING\n", GetLastError()); todo_wine ok(read == 0, "got %d, read should be %d\n", read, 1); } else { ok(write == 1, "got %d\n", write); ok(GetOverlappedResult(piperead, &ol2, &read, FALSE), "GetOverlappedResult should fail\n"); ok(read == 1, "got %d, read should be %d\n", read, 1); } if (GetOverlappedResult(piperead, &ol2, &read, FALSE) == FALSE) CancelIo(piperead); /* write the exact buffer size, should succeed */ SetLastError(0xdeadbeef); ok(WriteFile(pipewrite, readbuf, 512, &write, &ol), "WriteFile should succeed\n"); ok(write == 512, "WriteFile should write the whole buffer\n"); if (GetLastError() == ERROR_IO_PENDING) CancelIo(piperead); ok(CloseHandle(ol.hEvent), "CloseHandle for the event failed\n"); ok(CloseHandle(ol2.hEvent), "CloseHandle for the event failed\n"); ok(CloseHandle(pipewrite), "CloseHandle for the write pipe failed\n"); ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n"); /* CreateNamedPipe with PIPE_NOWAIT, test ConnectNamedPipe */ pipewrite = CreateNamedPipeA(PIPENAME, FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, /* dwPipeMode */ pipe_type | PIPE_NOWAIT, /* nMaxInstances */ 1, /* nOutBufSize */ 512, /* nInBufSize */ 512, /* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT, /* lpSecurityAttrib */ NULL); ok(pipewrite != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n"); memset(&ol, 0, sizeof(ol)); ol.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL); SetLastError(0xdeadbeef); ok(ConnectNamedPipe(pipewrite, &ol) == FALSE, "ConnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_PIPE_LISTENING, "got %d should be ERROR_PIPE_LISTENING\n", GetLastError()); if (GetLastError() == ERROR_IO_PENDING) CancelIo(pipewrite); /* connect and disconnect, then test ConnectNamedPipe again */ file = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0); ok(file != INVALID_HANDLE_VALUE, "CreateFileA failed\n"); ok(CloseHandle(file), "CloseHandle failed\n"); SetLastError(0xdeadbeef); ok(ConnectNamedPipe(pipewrite,&ol) == FALSE, "ConnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_NO_DATA, "got %d should be ERROR_NO_DATA\n", GetLastError()); if (GetLastError() == ERROR_IO_PENDING) CancelIo(pipewrite); /* call DisconnectNamedPipe and test ConnectNamedPipe again */ ok(DisconnectNamedPipe(pipewrite) == TRUE, "DisconnectNamedPipe should succeed\n"); SetLastError(0xdeadbeef); ok(ConnectNamedPipe(pipewrite,&ol) == FALSE, "ConnectNamedPipe should fail\n"); ok(GetLastError() == ERROR_PIPE_LISTENING, "got %d should be ERROR_PIPE_LISTENING\n", GetLastError()); if (GetLastError() == ERROR_IO_PENDING) CancelIo(pipewrite); ok(CloseHandle(ol.hEvent), "CloseHandle for the event failed\n"); ok(CloseHandle(pipewrite), "CloseHandle for the write pipe failed\n"); } static void test_GetOverlappedResultEx(void) { HANDLE client, server; OVERLAPPED ovl; char buffer[8000]; DWORD ret_size; BOOL ret; if (!pGetOverlappedResultEx) { win_skip("GetOverlappedResultEx() is not available\n"); return; } create_overlapped_pipe(PIPE_TYPE_BYTE, &client, &server); overlapped_write_async(client, buffer, sizeof(buffer), &ovl); user_apc_ran = FALSE; QueueUserAPC(user_apc, GetCurrentThread(), 0); SetLastError(0xdeadbeef); ret = pGetOverlappedResultEx(client, &ovl, &ret_size, 0, FALSE); ok(!ret, "expected failure\n"); ok(GetLastError() == ERROR_IO_INCOMPLETE, "wrong error %u\n", GetLastError()); ok(!user_apc_ran, "APC should not have run\n"); SetLastError(0xdeadbeef); ret = pGetOverlappedResultEx(client, &ovl, &ret_size, 0, TRUE); ok(!ret, "expected failure\n"); ok(GetLastError() == ERROR_IO_INCOMPLETE, "wrong error %u\n", GetLastError()); ok(!user_apc_ran, "APC should not have run\n"); SetLastError(0xdeadbeef); ret = pGetOverlappedResultEx(client, &ovl, &ret_size, 10, FALSE); ok(!ret, "expected failure\n"); ok(GetLastError() == WAIT_TIMEOUT, "wrong error %u\n", GetLastError()); ok(!user_apc_ran, "APC should not have run\n"); SetLastError(0xdeadbeef); ret = pGetOverlappedResultEx(client, &ovl, &ret_size, 10, TRUE); ok(!ret, "expected failure\n"); ok(GetLastError() == WAIT_IO_COMPLETION, "wrong error %u\n", GetLastError()); ok(user_apc_ran, "APC should have run\n"); CloseHandle(ovl.hEvent); CloseHandle(client); CloseHandle(server); } START_TEST(pipe) { char **argv; int argc; HMODULE hmod; hmod = GetModuleHandleA("advapi32.dll"); pDuplicateTokenEx = (void *) GetProcAddress(hmod, "DuplicateTokenEx"); hmod = GetModuleHandleA("kernel32.dll"); pQueueUserAPC = (void *) GetProcAddress(hmod, "QueueUserAPC"); pCancelIoEx = (void *) GetProcAddress(hmod, "CancelIoEx"); pGetNamedPipeClientProcessId = (void *) GetProcAddress(hmod, "GetNamedPipeClientProcessId"); pGetNamedPipeServerProcessId = (void *) GetProcAddress(hmod, "GetNamedPipeServerProcessId"); pGetNamedPipeClientSessionId = (void *) GetProcAddress(hmod, "GetNamedPipeClientSessionId"); pGetNamedPipeServerSessionId = (void *) GetProcAddress(hmod, "GetNamedPipeServerSessionId"); pGetOverlappedResultEx = (void *)GetProcAddress(hmod, "GetOverlappedResultEx"); argc = winetest_get_mainargs(&argv); if (argc > 3) { if (!strcmp(argv[2], "writepipe")) { UINT_PTR handle; sscanf(argv[3], "%lx", &handle); child_process_write_pipe((HANDLE)handle); return; } if (!strcmp(argv[2], "checkpid")) { DWORD pid = GetProcessId(GetCurrentProcess()); sscanf(argv[3], "%x", &pid); child_process_check_pid(pid); return; } if (!strcmp(argv[2], "checksessionid")) { DWORD id; ProcessIdToSessionId(GetProcessId(GetCurrentProcess()), &id); sscanf(argv[3], "%x", &id); child_process_check_session_id(id); return; } } if (test_DisconnectNamedPipe()) return; test_CreateNamedPipe_instances_must_match(); test_NamedPipe_2(); test_CreateNamedPipe(PIPE_TYPE_BYTE); test_CreateNamedPipe(PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE); test_CreatePipe(); test_ReadFile(); test_CloseHandle(); test_impersonation(); test_overlapped(); test_overlapped_error(); test_NamedPipeHandleState(); test_GetNamedPipeInfo(); test_readfileex_pending(); test_overlapped_transport(TRUE, FALSE); test_overlapped_transport(TRUE, TRUE); test_overlapped_transport(FALSE, FALSE); test_TransactNamedPipe(); test_namedpipe_process_id(); test_namedpipe_session_id(); test_multiple_instances(); test_wait_pipe(); test_nowait(PIPE_TYPE_BYTE); test_nowait(PIPE_TYPE_MESSAGE); test_GetOverlappedResultEx(); }