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Commit 058e9c77 authored by Jacek Caban's avatar Jacek Caban Committed by Alexandre Julliard
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kernel32/tests: Add syscall context handling tests.

Signed-off-by: 's avatarJacek Caban <jacek@codeweavers.com> Signed-off-by: 's avatarAlexandre Julliard <julliard@winehq.org>
parent 07293cfe
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Showing with 171 additions and 6 deletions
dlls/kernel32/tests/debugger.c
View file @ 058e9c77
......@@ -281,6 +281,15 @@ static void *get_ip(const CONTEXT *ctx)
#endif
}
static void set_ip(CONTEXT *ctx, void *ip)
{
#ifdef __i386__
ctx->Eip = (DWORD_PTR)ip;
#elif defined(__x86_64__)
ctx->Rip = (DWORD_PTR)ip;
#endif
}
#define fetch_thread_context(a) fetch_thread_context_(__LINE__,a)
static void fetch_thread_context_(unsigned line, struct debuggee_thread *thread)
{
......@@ -1220,9 +1229,9 @@ static void test_debug_children(const char *name, DWORD flag, BOOL debug_child,
ok(ret, "DeleteFileA failed, last error %d.\n", GetLastError());
}
static void wait_debugger(HANDLE event)
static void wait_debugger(HANDLE event, unsigned int cnt)
{
WaitForSingleObject(event, INFINITE);
while (cnt--) WaitForSingleObject(event, INFINITE);
ExitProcess(0);
}
......@@ -1348,11 +1357,11 @@ static void test_debugger(const char *argv0)
char *cmd;
BOOL ret;
event = CreateEventW(&sa, TRUE, FALSE, NULL);
event = CreateEventW(&sa, FALSE, FALSE, NULL);
ok(event != NULL, "CreateEvent failed: %u\n", GetLastError());
cmd = heap_alloc(strlen(argv0) + strlen(arguments) + 16);
sprintf(cmd, "%s%s%x\n", argv0, arguments, (DWORD)(DWORD_PTR)event);
sprintf(cmd, "%s%s%x %u\n", argv0, arguments, (DWORD)(DWORD_PTR)event, OP_BP ? 3 : 1);
memset(&si, 0, sizeof(si));
si.cb = sizeof(si);
......@@ -1737,6 +1746,161 @@ static void test_debugger(const char *argv0)
}
}
if (OP_BP)
{
CONTEXT orig_context;
char instr, *ip;
/* main thread sleeps inside ntdll waiting for the event. set breakpoint there and make sure
* ntdll can handle that. */
SuspendThread(ctx.main_thread->handle);
fetch_thread_context(ctx.main_thread);
ret = ReadProcessMemory(pi.hProcess, get_ip(&ctx.main_thread->ctx), &instr, 1, NULL);
ok(ret, "ReadProcessMemory failed: %u\n", GetLastError());
orig_context = ctx.main_thread->ctx;
ip = get_ip(&ctx.main_thread->ctx);
#if defined(__i386__)
ctx.main_thread->ctx.Eax = 101;
ctx.main_thread->ctx.Ebx = 102;
ctx.main_thread->ctx.Ecx = 103;
ctx.main_thread->ctx.Edx = 104;
ctx.main_thread->ctx.Esi = 105;
ctx.main_thread->ctx.Edi = 106;
#elif defined(__x86_64__)
ctx.main_thread->ctx.Rax = 101;
ctx.main_thread->ctx.Rbx = 102;
ctx.main_thread->ctx.Rcx = 103;
ctx.main_thread->ctx.Rdx = 104;
ctx.main_thread->ctx.Rsi = 105;
ctx.main_thread->ctx.Rdi = 106;
ctx.main_thread->ctx.R8 = 107;
ctx.main_thread->ctx.R9 = 108;
ctx.main_thread->ctx.R10 = 109;
ctx.main_thread->ctx.R11 = 110;
ctx.main_thread->ctx.R12 = 111;
ctx.main_thread->ctx.R13 = 112;
ctx.main_thread->ctx.R14 = 113;
ctx.main_thread->ctx.R15 = 114;
#endif
set_thread_context(&ctx, ctx.main_thread);
fetch_thread_context(ctx.main_thread);
#if defined(__i386__)
/* win2k8 do not preserve eax, rcx and edx; newer versions do */
ok(ctx.main_thread->ctx.Ebx == 102, "Ebx = %x\n", ctx.main_thread->ctx.Ebx);
ok(ctx.main_thread->ctx.Esi == 105, "Esi = %x\n", ctx.main_thread->ctx.Esi);
ok(ctx.main_thread->ctx.Edi == 106, "Edi = %x\n", ctx.main_thread->ctx.Edi);
#elif defined(__x86_64__)
ok(ctx.main_thread->ctx.Rax == 101, "Rax = %x\n", ctx.main_thread->ctx.Rax);
ok(ctx.main_thread->ctx.Rbx == 102, "Rbx = %x\n", ctx.main_thread->ctx.Rbx);
ok(ctx.main_thread->ctx.Rcx == 103, "Rcx = %x\n", ctx.main_thread->ctx.Rcx);
ok(ctx.main_thread->ctx.Rdx == 104, "Rdx = %x\n", ctx.main_thread->ctx.Rdx);
ok(ctx.main_thread->ctx.Rsi == 105, "Rsi = %x\n", ctx.main_thread->ctx.Rsi);
ok(ctx.main_thread->ctx.Rdi == 106, "Rdi = %x\n", ctx.main_thread->ctx.Rdi);
ok(ctx.main_thread->ctx.R8 == 107, "R8 = %x\n", ctx.main_thread->ctx.R8);
ok(ctx.main_thread->ctx.R9 == 108, "R9 = %x\n", ctx.main_thread->ctx.R9);
ok(ctx.main_thread->ctx.R10 == 109, "R10 = %x\n", ctx.main_thread->ctx.R10);
ok(ctx.main_thread->ctx.R11 == 110, "R11 = %x\n", ctx.main_thread->ctx.R11);
ok(ctx.main_thread->ctx.R12 == 111, "R12 = %x\n", ctx.main_thread->ctx.R12);
ok(ctx.main_thread->ctx.R13 == 112, "R13 = %x\n", ctx.main_thread->ctx.R13);
ok(ctx.main_thread->ctx.R14 == 113, "R14 = %x\n", ctx.main_thread->ctx.R14);
ok(ctx.main_thread->ctx.R15 == 114, "R15 = %x\n", ctx.main_thread->ctx.R15);
#endif
byte = OP_BP;
ret = WriteProcessMemory(pi.hProcess, ip, &byte, 1, NULL);
ok(ret, "WriteProcessMemory failed: %u\n", GetLastError());
SetEvent(event);
ResumeThread(ctx.main_thread->handle);
next_event(&ctx, 2000);
ok(ctx.ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_BREAKPOINT, "ExceptionCode = %x\n",
ctx.ev.u.Exception.ExceptionRecord.ExceptionCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress == ip,
"ExceptionAddress = %p\n", ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress);
fetch_thread_context(ctx.main_thread);
ok(get_ip(&ctx.main_thread->ctx) == ip + 1, "unexpected instruction pointer %p\n", get_ip(&ctx.main_thread->ctx));
#if defined(__i386__)
ok(ctx.main_thread->ctx.Eax == 0, "Eax = %x\n", ctx.main_thread->ctx.Eax);
ok(ctx.main_thread->ctx.Ebx == 102, "Ebx = %x\n", ctx.main_thread->ctx.Ebx);
ok(ctx.main_thread->ctx.Ecx != 103, "Ecx = %x\n", ctx.main_thread->ctx.Ecx);
ok(ctx.main_thread->ctx.Edx != 104, "Edx = %x\n", ctx.main_thread->ctx.Edx);
ok(ctx.main_thread->ctx.Esi == 105, "Esi = %x\n", ctx.main_thread->ctx.Esi);
ok(ctx.main_thread->ctx.Edi == 106, "Edi = %x\n", ctx.main_thread->ctx.Edi);
#elif defined(__x86_64__)
ok(ctx.main_thread->ctx.Rax == 0, "Rax = %x\n", ctx.main_thread->ctx.Rax);
ok(ctx.main_thread->ctx.Rbx == 102, "Rbx = %x\n", ctx.main_thread->ctx.Rbx);
ok(ctx.main_thread->ctx.Rcx != 103, "Rcx = %x\n", ctx.main_thread->ctx.Rcx);
ok(ctx.main_thread->ctx.Rdx != 104, "Rdx = %x\n", ctx.main_thread->ctx.Rdx);
ok(ctx.main_thread->ctx.Rsi == 105, "Rsi = %x\n", ctx.main_thread->ctx.Rsi);
ok(ctx.main_thread->ctx.Rdi == 106, "Rdi = %x\n", ctx.main_thread->ctx.Rdi);
ok(ctx.main_thread->ctx.R8 != 107, "R8 = %x\n", ctx.main_thread->ctx.R8);
ok(ctx.main_thread->ctx.R9 != 108, "R9 = %x\n", ctx.main_thread->ctx.R9);
ok(ctx.main_thread->ctx.R10 != 109, "R10 = %x\n", ctx.main_thread->ctx.R10);
ok(ctx.main_thread->ctx.R11 != 110, "R11 = %x\n", ctx.main_thread->ctx.R11);
ok(ctx.main_thread->ctx.R12 == 111, "R12 = %x\n", ctx.main_thread->ctx.R12);
ok(ctx.main_thread->ctx.R13 == 112, "R13 = %x\n", ctx.main_thread->ctx.R13);
ok(ctx.main_thread->ctx.R14 == 113, "R14 = %x\n", ctx.main_thread->ctx.R14);
ok(ctx.main_thread->ctx.R15 == 114, "R15 = %x\n", ctx.main_thread->ctx.R15);
#endif
ctx.main_thread->ctx = orig_context;
set_ip(&ctx.main_thread->ctx, ip);
set_thread_context(&ctx, ctx.main_thread);
ret = WriteProcessMemory(pi.hProcess, ip, &instr, 1, NULL);
ok(ret, "WriteProcessMemory failed: %u\n", GetLastError());
memset(buf + 10, 0x90, 10); /* nop */
ret = WriteProcessMemory(pi.hProcess, mem + 10, buf + 10, 10, NULL);
ok(ret, "WriteProcessMemory failed: %u\n", GetLastError());
next_event(&ctx, POLL_EVENT_TIMEOUT);
/* try single step while debugee is in a syscall */
fetch_thread_context(ctx.main_thread);
orig_context = ctx.main_thread->ctx;
ip = get_ip(&ctx.main_thread->ctx);
#if defined(__i386__)
ctx.main_thread->ctx.EFlags |= 0x100;
ctx.main_thread->ctx.Eip = (ULONG_PTR)mem + 10;
#elif defined(__x86_64__)
ctx.main_thread->ctx.EFlags |= 0x100;
ctx.main_thread->ctx.Rip = (ULONG64)mem + 10;
#endif
set_thread_context(&ctx, ctx.main_thread);
SetEvent(event);
next_event(&ctx, WAIT_EVENT_TIMEOUT);
if (sizeof(void*) != 4 || ctx.ev.u.Exception.ExceptionRecord.ExceptionCode != EXCEPTION_BREAKPOINT)
{
ok(ctx.ev.dwDebugEventCode == EXCEPTION_DEBUG_EVENT, "dwDebugEventCode = %d\n", ctx.ev.dwDebugEventCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionCode == EXCEPTION_SINGLE_STEP, "ExceptionCode = %x\n",
ctx.ev.u.Exception.ExceptionRecord.ExceptionCode);
ok(ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress == mem + 10 ||
ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress == mem + 11,
"ExceptionAddress = %p expected %p\n", ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress, mem + 10);
fetch_thread_context(ctx.main_thread);
ok(get_ip(&ctx.main_thread->ctx) == ctx.ev.u.Exception.ExceptionRecord.ExceptionAddress,
"ip = %p\n", get_ip(&ctx.main_thread->ctx));
}
else win_skip("got breakpoint instead of single step exception\n");
ctx.main_thread->ctx = orig_context;
set_thread_context(&ctx, ctx.main_thread);
}
SetEvent(event);
do
......@@ -1988,9 +2152,10 @@ START_TEST(debugger)
}
else if (myARGC >= 4 && !strcmp(myARGV[2], "wait"))
{
DWORD event;
DWORD event, cnt = 1;
sscanf(myARGV[3], "%x", &event);
wait_debugger((HANDLE)(DWORD_PTR)event);
if (myARGC >= 5) cnt = atoi(myARGV[4]);
wait_debugger((HANDLE)(DWORD_PTR)event, cnt);
}
else
{
......
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