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kernelbase/tests: Add a test for MapViewOfFile3 with MEM_REPLACE_PLACEHOLDER.

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Felix Münchhalfen 2024-01-10 23:34:58 +01:00 committed by Alexandre Julliard
parent 2f88259a44
commit 1cbff7c8d6
1 changed files with 82 additions and 0 deletions
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82
dlls/kernelbase/tests/process.c
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@ -106,6 +106,11 @@ static void test_MapViewOfFile3(void)
HANDLE file, mapping;
void *ptr;
BOOL ret;
SYSTEM_INFO system_info;
size_t file_size = 1024 * 1024;
void *allocation;
void *map_start, *map_end, *map_start_offset;
void *view;
if (!pMapViewOfFile3)
{
@ -132,6 +137,83 @@ static void test_MapViewOfFile3(void)
CloseHandle( file );
ret = DeleteFileA( testfile );
ok(ret, "Failed to delete a test file.\n");
/* Tests for using MapViewOfFile3 together with MEM_RESERVE_PLACEHOLDER/MEM_REPLACE_PLACEHOLDER */
/* like self pe-loading programs do (e.g. .net pe-loader). */
/* With MEM_REPLACE_PLACEHOLDER, MapViewOfFile3/NtMapViewOfSection(Ex) shall relax alignment from 64k to pagesize */
GetSystemInfo(&system_info);
mapping = CreateFileMappingA(NULL, NULL, PAGE_READWRITE, 0, (DWORD)file_size, NULL);
ok(mapping != NULL, "CreateFileMapping did not return a handle %lu\n", GetLastError());
allocation = pVirtualAlloc2(GetCurrentProcess(), NULL, file_size,
MEM_RESERVE | MEM_RESERVE_PLACEHOLDER, PAGE_NOACCESS, NULL, 0);
ok(allocation != NULL, "VirtualAlloc2 returned NULL %lu\n", GetLastError());
map_start = (void*)((ULONG_PTR)allocation + system_info.dwPageSize);
map_end = (void*)((ULONG_PTR)map_start + system_info.dwPageSize);
ret = VirtualFree(map_start, system_info.dwPageSize, MEM_RELEASE | MEM_PRESERVE_PLACEHOLDER);
ok(ret, "VirtualFree failed to split the placeholder %lu\n", GetLastError());
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_start, system_info.dwPageSize,
system_info.dwPageSize, MEM_REPLACE_PLACEHOLDER, PAGE_READWRITE, NULL, 0);
ok(view != NULL, "MapViewOfFile3 did not map the file mapping %lu\n", GetLastError());
ret = UnmapViewOfFile(view);
ok(ret, "UnmapViewOfFile failed %lu\n", GetLastError());
map_start_offset = (void*)((ULONG_PTR)map_start - 1);
SetLastError(0xdeadbeef);
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_start_offset, system_info.dwPageSize,
system_info.dwPageSize, MEM_REPLACE_PLACEHOLDER, PAGE_READWRITE, NULL, 0);
ok(view == NULL, "MapViewOfFile3 did map the file mapping, though baseaddr was not pagesize aligned\n");
ok(GetLastError() == ERROR_MAPPED_ALIGNMENT, "MapViewOfFile3 did not return ERROR_MAPPED_ALIGNMENT(%u), instead it returned %lu\n",
ERROR_MAPPED_ALIGNMENT, GetLastError());
SetLastError(0xdeadbeef);
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_start, system_info.dwPageSize-1,
system_info.dwPageSize, MEM_REPLACE_PLACEHOLDER, PAGE_READWRITE, NULL, 0);
ok(view == NULL, "MapViewOfFile3 did map the file mapping, though offset was not pagesize aligned\n");
ok(GetLastError() == ERROR_MAPPED_ALIGNMENT,
"MapViewOfFile3 did not return ERROR_MAPPED_ALIGNMENT(%u), instead it returned %lu\n",
ERROR_MAPPED_ALIGNMENT, GetLastError());
ret = VirtualFree(allocation, 0, MEM_RELEASE);
ok(ret, "VirtualFree of first remaining region failed: %lu\n", GetLastError());
ret = VirtualFree(map_end, 0, MEM_RELEASE);
ok(ret, "VirtualFree of remaining region failed: %lu\n", GetLastError());
SetLastError(0xdeadbeef);
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_end, system_info.dwPageSize, 0, 0, PAGE_READWRITE, NULL, 0);
ok(view == NULL, "MapViewOfFile3 did map the file mapping, though baseaddr was not 64k aligned\n");
ok(GetLastError() == ERROR_MAPPED_ALIGNMENT,
"MapViewOfFile3 did not return ERROR_MAPPED_ALIGNMENT(%u), instead it returned %lu\n",
ERROR_MAPPED_ALIGNMENT, GetLastError());
SetLastError(0xdeadbeef);
map_start = (void*)(((ULONG_PTR)allocation + system_info.dwAllocationGranularity) & ~((ULONG_PTR)system_info.dwAllocationGranularity-1));
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_end,
system_info.dwPageSize, system_info.dwPageSize, 0, PAGE_READWRITE, NULL, 0);
ok(view == NULL, "MapViewOfFile3 did map the file mapping, though offset was not 64k aligned\n");
ok(GetLastError() == ERROR_MAPPED_ALIGNMENT,
"MapViewOfFile3 did not return ERROR_MAPPED_ALIGNMENT(%u), instead it returned %lu\n",
ERROR_MAPPED_ALIGNMENT, GetLastError());
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_start, 0,
system_info.dwPageSize, 0, PAGE_READWRITE, NULL, 0);
ok(view != NULL, "MapViewOfFile3 failed though both baseaddr and offset were 64k aligned %lu\n", GetLastError());
ret = UnmapViewOfFile(view);
ok(ret, "UnmapViewOfFile failed %lu\n", GetLastError());
view = pMapViewOfFile3(mapping, GetCurrentProcess(), map_start,
4*system_info.dwAllocationGranularity, system_info.dwPageSize, 0, PAGE_READWRITE, NULL, 0);
ok(view != NULL, "MapViewOfFile3 failed though both baseaddr and offset were 64k aligned %lu\n", GetLastError());
ret = UnmapViewOfFile(view);
ok(ret, "UnmapViewOfFile failed %lu\n", GetLastError());
ok(CloseHandle(mapping), "CloseHandle failed on mapping\n");
}
#define check_region_size(p, s) check_region_size_(p, s, __LINE__)