wintrust/tests: Add tests for CryptCATAdminCalcHashFromFileHandle.

dlls/wintrust/tests/crypt.c

@@ -26,10 +26,15 @@
 
 #include "wine/test.h"
 
+static char selfname[MAX_PATH];
+
+static CHAR CURR_DIR[MAX_PATH];
+
 static HMODULE hWintrust = 0;
 
 static BOOL (WINAPI * pCryptCATAdminAcquireContext)(HCATADMIN*, const GUID*, DWORD);
 static BOOL (WINAPI * pCryptCATAdminReleaseContext)(HCATADMIN, DWORD);
+static BOOL (WINAPI * pCryptCATAdminCalcHashFromFileHandle)(HANDLE hFile, DWORD*, BYTE*, DWORD);
 
 #define WINTRUST_GET_PROC(func) \
     p ## func = (void*)GetProcAddress(hWintrust, #func); \
@@ -49,6 +54,7 @@ static BOOL InitFunctionPtrs(void)
 
     WINTRUST_GET_PROC(CryptCATAdminAcquireContext)
     WINTRUST_GET_PROC(CryptCATAdminReleaseContext)
+    WINTRUST_GET_PROC(CryptCATAdminCalcHashFromFileHandle)
 
     return TRUE;
 }
@@ -159,12 +165,141 @@ static void test_context(void)
     ok(ret, "Expected success\n");
 }
 
+/* TODO: Check whether SHA-1 is the algorithm that's always used */
+static void test_calchash(void)
+{
+    BOOL ret;
+    HANDLE file;
+    DWORD hashsize = 0;
+    BYTE* hash;
+    BYTE expectedhash[20] = {0x3a,0xa1,0x19,0x08,0xec,0xa6,0x0d,0x2e,0x7e,0xcc,0x7a,0xca,0xf5,0xb8,0x2e,0x62,0x6a,0xda,0xf0,0x19};
+    CHAR temp[MAX_PATH];
+    DWORD written;
+
+    if (!pCryptCATAdminCalcHashFromFileHandle)
+    {
+        skip("CryptCATAdminCalcHashFromFileHandle is not available\n");
+        return;
+    }
+    
+    /* All NULL */
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(NULL, NULL, NULL, 0);
+    todo_wine
+    {
+    ok(!ret, "Expected failure\n");
+    ok(GetLastError() == ERROR_INVALID_PARAMETER,
+       "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
+    }
+
+    /* NULL filehandle, rest is legal */
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(NULL, &hashsize, NULL, 0);
+    todo_wine
+    {
+    ok(!ret, "Expected failure\n");
+    ok(GetLastError() == ERROR_INVALID_PARAMETER,
+       "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
+    }
+
+    /* Correct filehandle, rest is NULL */
+    file = CreateFileA(selfname, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(file, NULL, NULL, 0);
+    todo_wine
+    {
+    ok(!ret, "Expected failure\n");
+    ok(GetLastError() == ERROR_INVALID_PARAMETER,
+       "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
+    }
+    CloseHandle(file);
+
+    /* All OK, but dwFlags set to 1 */
+    file = CreateFileA(selfname, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(file, &hashsize, NULL, 1);
+    todo_wine
+    {
+    ok(!ret, "Expected failure\n");
+    ok(GetLastError() == ERROR_INVALID_PARAMETER,
+       "Expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
+    }
+    CloseHandle(file);
+
+    /* All OK, requesting the size of the hash */
+    file = CreateFileA(selfname, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(file, &hashsize, NULL, 0);
+    ok(ret, "Expected success\n");
+    todo_wine
+    {
+    ok(hashsize == 20," Expected a hash size of 20, got %d\n", hashsize);
+    ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER,
+       "Expected ERROR_INSUFFICIENT_BUFFER, got %d\n", GetLastError());
+    }
+    CloseHandle(file);
+
+    /* All OK, retrieve the hash
+     * Double the hash buffer to see what happens to the size parameter
+     */
+    file = CreateFileA(selfname, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
+    hashsize *= 2;
+    hash = HeapAlloc(GetProcessHeap(), 0, hashsize);
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(file, &hashsize, hash, 0);
+    ok(ret, "Expected success\n");
+    todo_wine
+    {
+    ok(hashsize == 20," Expected a hash size of 20, got %d\n", hashsize);
+    ok(GetLastError() == ERROR_SUCCESS,
+       "Expected ERROR_SUCCESS, got %d\n", GetLastError());
+    }
+    CloseHandle(file);
+    HeapFree(GetProcessHeap(), 0, hash);
+
+    /* Do the same test with a file created and filled by ourselves (and we thus
+     * have a known hash for).
+     */
+    GetTempFileNameA(CURR_DIR, "hsh", 0, temp); 
+    file = CreateFileA(temp, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
+    WriteFile(file, "Text in this file is needed to create a know hash", 49, &written, NULL);
+    CloseHandle(file);
+
+    /* All OK, first request the size and then retrieve the hash */
+    file = CreateFileA(temp, GENERIC_READ, 0, NULL, OPEN_EXISTING, 0, NULL);
+    hashsize = 0;
+    pCryptCATAdminCalcHashFromFileHandle(file, &hashsize, NULL, 0);
+    hash = HeapAlloc(GetProcessHeap(), 0, hashsize);
+    SetLastError(0xdeadbeef);
+    ret = pCryptCATAdminCalcHashFromFileHandle(file, &hashsize, hash, 0);
+    ok(ret, "Expected success\n");
+    todo_wine
+    {
+    ok(GetLastError() == ERROR_SUCCESS,
+       "Expected ERROR_SUCCESS, got %d\n", GetLastError());
+    ok(!memcmp(hash, expectedhash, sizeof(expectedhash)), "Hashes didn't match\n");
+    }
+    CloseHandle(file);
+
+    HeapFree(GetProcessHeap(), 0, hash);
+    DeleteFileA(temp);
+}
+
 START_TEST(crypt)
 {
+    int myARGC;
+    char** myARGV;
+
     if(!InitFunctionPtrs())
         return;
 
+    myARGC = winetest_get_mainargs(&myARGV);
+    strcpy(selfname, myARGV[0]);
+
+    GetCurrentDirectoryA(MAX_PATH, CURR_DIR);
+   
     test_context();
+    test_calchash();
 
     FreeLibrary(hWintrust);
 }