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ntdll/tests: Add tests for RtlCompressBuffer.

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Sebastian Lackner 2015-07-09 03:04:57 +02:00 committed by Alexandre Julliard
parent b2eac3a51d
commit 025ea11dc4
2 changed files with 99 additions and 0 deletions
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93
dlls/ntdll/tests/rtl.c
View File

@ -92,6 +92,9 @@ static NTSTATUS (WINAPI *pRtlIpv4StringToAddressA)(PCSTR, BOOLEAN, PCSTR *, IN_
static NTSTATUS (WINAPI *pLdrAddRefDll)(ULONG, HMODULE);
static NTSTATUS (WINAPI *pLdrLockLoaderLock)(ULONG, ULONG*, ULONG_PTR*);
static NTSTATUS (WINAPI *pLdrUnlockLoaderLock)(ULONG, ULONG_PTR);
static NTSTATUS (WINAPI *pRtlGetCompressionWorkSpaceSize)(USHORT, PULONG, PULONG);
static NTSTATUS (WINAPI *pRtlDecompressBuffer)(USHORT, PUCHAR, ULONG, const UCHAR*, ULONG, PULONG);
static NTSTATUS (WINAPI *pRtlCompressBuffer)(USHORT, const UCHAR*, ULONG, PUCHAR, ULONG, ULONG, PULONG, PVOID);
static HMODULE hkernel32 = 0;
static BOOL (WINAPI *pIsWow64Process)(HANDLE, PBOOL);
@ -139,6 +142,9 @@ static void InitFunctionPtrs(void)
pLdrAddRefDll = (void *)GetProcAddress(hntdll, "LdrAddRefDll");
pLdrLockLoaderLock = (void *)GetProcAddress(hntdll, "LdrLockLoaderLock");
pLdrUnlockLoaderLock = (void *)GetProcAddress(hntdll, "LdrUnlockLoaderLock");
pRtlGetCompressionWorkSpaceSize = (void *)GetProcAddress(hntdll, "RtlGetCompressionWorkSpaceSize");
pRtlDecompressBuffer = (void *)GetProcAddress(hntdll, "RtlDecompressBuffer");
pRtlCompressBuffer = (void *)GetProcAddress(hntdll, "RtlCompressBuffer");
}
hkernel32 = LoadLibraryA("kernel32.dll");
ok(hkernel32 != 0, "LoadLibrary failed\n");
@ -1599,6 +1605,92 @@ static void test_LdrLockLoaderLock(void)
pLdrUnlockLoaderLock(0, magic);
}
static void test_RtlCompressBuffer(void)
{
ULONG compress_workspace, decompress_workspace;
static const UCHAR test_buffer[] = "WineWineWine";
static UCHAR buf1[0x1000], buf2[0x1000];
ULONG final_size, buf_size;
UCHAR *workspace = NULL;
NTSTATUS status;
if (!pRtlCompressBuffer || !pRtlDecompressBuffer || !pRtlGetCompressionWorkSpaceSize)
{
win_skip("skipping RtlCompressBuffer tests, required functions not available\n");
return;
}
compress_workspace = decompress_workspace = 0xdeadbeef;
status = pRtlGetCompressionWorkSpaceSize(COMPRESSION_FORMAT_LZNT1, &compress_workspace,
&decompress_workspace);
todo_wine
ok(status == STATUS_SUCCESS, "got wrong status 0x%08x\n", status);
ok(compress_workspace != 0, "got wrong compress_workspace %u\n", compress_workspace);
if (status == STATUS_SUCCESS)
{
workspace = HeapAlloc(GetProcessHeap(), 0, compress_workspace);
ok(workspace != NULL, "HeapAlloc failed %d\n", GetLastError());
}
/* test compression format / engine */
final_size = 0xdeadbeef;
status = pRtlCompressBuffer(COMPRESSION_FORMAT_NONE, test_buffer, sizeof(test_buffer),
buf1, sizeof(buf1) - 1, 4096, &final_size, workspace);
todo_wine
ok(status == STATUS_INVALID_PARAMETER, "got wrong status 0x%08x\n", status);
ok(final_size == 0xdeadbeef, "got wrong final_size %u\n", final_size);
final_size = 0xdeadbeef;
status = pRtlCompressBuffer(COMPRESSION_FORMAT_DEFAULT, test_buffer, sizeof(test_buffer),
buf1, sizeof(buf1) - 1, 4096, &final_size, workspace);
todo_wine
ok(status == STATUS_INVALID_PARAMETER, "got wrong status 0x%08x\n", status);
ok(final_size == 0xdeadbeef, "got wrong final_size %u\n", final_size);
final_size = 0xdeadbeef;
status = pRtlCompressBuffer(0xFF, test_buffer, sizeof(test_buffer),
buf1, sizeof(buf1) - 1, 4096, &final_size, workspace);
todo_wine
ok(status == STATUS_UNSUPPORTED_COMPRESSION, "got wrong status 0x%08x\n", status);
ok(final_size == 0xdeadbeef, "got wrong final_size %u\n", final_size);
/* test compression */
final_size = 0xdeadbeef;
memset(buf1, 0x11, sizeof(buf1));
status = pRtlCompressBuffer(COMPRESSION_FORMAT_LZNT1, test_buffer, sizeof(test_buffer),
buf1, sizeof(buf1), 4096, &final_size, workspace);
todo_wine
ok(status == STATUS_SUCCESS, "got wrong status 0x%08x\n", status);
todo_wine
ok((*(WORD *)buf1 & 0x7000) == 0x3000, "no chunk signature found %04x\n", *(WORD *)buf1);
todo_wine
ok(final_size < sizeof(test_buffer), "got wrong final_size %u\n", final_size);
/* test decompression */
buf_size = final_size;
final_size = 0xdeadbeef;
memset(buf2, 0x11, sizeof(buf2));
status = pRtlDecompressBuffer(COMPRESSION_FORMAT_LZNT1, buf2, sizeof(buf2),
buf1, buf_size, &final_size);
todo_wine
ok(status == STATUS_SUCCESS, "got wrong status 0x%08x\n", status);
todo_wine
ok(final_size == sizeof(test_buffer), "got wrong final_size %u\n", final_size);
todo_wine
ok(!memcmp(buf2, test_buffer, sizeof(test_buffer)), "got wrong decoded data\n");
ok(buf2[sizeof(test_buffer)] == 0x11, "too many bytes written\n");
/* buffer too small */
final_size = 0xdeadbeef;
memset(buf1, 0x11, sizeof(buf1));
status = pRtlCompressBuffer(COMPRESSION_FORMAT_LZNT1, test_buffer, sizeof(test_buffer),
buf1, 4, 4096, &final_size, workspace);
todo_wine
ok(status == STATUS_BUFFER_TOO_SMALL, "got wrong status 0x%08x\n", status);
HeapFree(GetProcessHeap(), 0, workspace);
}
START_TEST(rtl)
{
InitFunctionPtrs();
@ -1625,4 +1717,5 @@ START_TEST(rtl)
test_RtlIpv4StringToAddress();
test_LdrAddRefDll();
test_LdrLockLoaderLock();
test_RtlCompressBuffer();
}

6
include/winnt.h
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@ -4829,6 +4829,12 @@ typedef struct _QUOTA_LIMITS_EX {
#define FILE_256_BYTE_ALIGNMENT 0x000000ff
#define FILE_512_BYTE_ALIGNMENT 0x000001ff
#define COMPRESSION_FORMAT_NONE 0
#define COMPRESSION_FORMAT_DEFAULT 1
#define COMPRESSION_FORMAT_LZNT1 2
#define COMPRESSION_ENGINE_STANDARD 0
#define COMPRESSION_ENGINE_MAXIMUM 256
#define MAILSLOT_NO_MESSAGE ((DWORD)-1)
#define MAILSLOT_WAIT_FOREVER ((DWORD)-1)