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dbghelp/tests: Add tests for function table lookup.

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Signed-off-by: Eric Pouech <epouech@codeweavers.com>
This commit is contained in:
Eric Pouech 2024-03-05 10:18:51 +01:00 • committed by Alexandre Julliard
parent b59619d2e4
commit da22ef6c0d
1 changed files with 40 additions and 0 deletions
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40
dlls/dbghelp/tests/dbghelp.c
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@ -1492,6 +1492,45 @@ static void test_live_modules(void)
}
}
#define test_function_table_main_module(b) _test_function_table_entry(__LINE__, NULL, #b, (DWORD64)(DWORD_PTR)&(b))
#define test_function_table_module(a, b) _test_function_table_entry(__LINE__, a, #b, (DWORD64)(DWORD_PTR)GetProcAddress(GetModuleHandleA(a), (b)))
static void *_test_function_table_entry(unsigned lineno, const char *modulename, const char *name, DWORD64 addr)
{
DWORD64 base_module = (DWORD64)(DWORD_PTR)GetModuleHandleA(modulename);
if (RtlImageNtHeader(GetModuleHandleW(NULL))->FileHeader.Machine == IMAGE_FILE_MACHINE_AMD64)
{
IMAGE_AMD64_RUNTIME_FUNCTION_ENTRY *func;
func = SymFunctionTableAccess64(GetCurrentProcess(), addr);
ok_(__FILE__, lineno)(func != NULL, "Couldn't find function table for %s\n", name);
if (func)
{
ok_(__FILE__, lineno)(func->BeginAddress == addr - base_module, "Unexpected start of function\n");
ok_(__FILE__, lineno)(func->BeginAddress < func->EndAddress, "Unexpected end of function\n");
ok_(__FILE__, lineno)((func->UnwindData & 1) == 0, "Unexpected chained runtime function\n");
}
return func;
}
return NULL;
}
static void test_function_tables(void)
{
void *ptr1, *ptr2;
SymInitialize(GetCurrentProcess(), NULL, TRUE);
ptr1 = test_function_table_main_module(test_live_modules);
ptr2 = test_function_table_main_module(test_function_tables);
todo_wine_if(ptr1)
ok(ptr1 == ptr2, "Expecting unique storage area\n");
ptr2 = test_function_table_module("kernel32.dll", "CreateFileMappingA");
todo_wine_if(ptr1)
ok(ptr1 == ptr2, "Expecting unique storage area\n");
SymCleanup(GetCurrentProcess());
}
START_TEST(dbghelp)
{
BOOL ret;
@ -1523,4 +1562,5 @@ START_TEST(dbghelp)
test_loaded_modules();
test_live_modules();
}
test_function_tables();
}