kernel32/tests: Add a helper function for creating a test dll.
This commit is contained in:
Alexandre Julliard
parent
3dc1f20f03
commit
70d490aa3d
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@ -71,15 +71,7 @@ static PVOID RVAToAddr(DWORD_PTR rva, HMODULE module)
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return ((char*) module) + rva;
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}
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static const struct
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{
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WORD e_magic; /* 00: MZ Header signature */
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WORD unused[29];
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DWORD e_lfanew; /* 3c: Offset to extended header */
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} dos_header =
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{
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IMAGE_DOS_SIGNATURE, { 0 }, sizeof(dos_header)
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};
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static IMAGE_DOS_HEADER dos_header;
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static IMAGE_NT_HEADERS nt_header =
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{
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@ -155,11 +147,80 @@ static IMAGE_SECTION_HEADER section =
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IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_MEM_READ, /* Characteristics */
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};
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static const char filler[0x1000];
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static const char section_data[0x10] = "section data";
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static DWORD create_test_dll( const IMAGE_DOS_HEADER *dos_header, UINT dos_size,
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const IMAGE_NT_HEADERS *nt_header, const char *dll_name )
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{
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DWORD dummy, size, file_align;
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HANDLE hfile;
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BOOL ret;
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hfile = CreateFileA(dll_name, GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, 0, 0);
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if (hfile == INVALID_HANDLE_VALUE) return 0;
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, dos_header, dos_size, &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, nt_header, sizeof(DWORD) + sizeof(IMAGE_FILE_HEADER), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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if (nt_header->FileHeader.SizeOfOptionalHeader)
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{
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, &nt_header->OptionalHeader,
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min(nt_header->FileHeader.SizeOfOptionalHeader, sizeof(IMAGE_OPTIONAL_HEADER)),
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&dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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if (nt_header->FileHeader.SizeOfOptionalHeader > sizeof(IMAGE_OPTIONAL_HEADER))
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{
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file_align = nt_header->FileHeader.SizeOfOptionalHeader - sizeof(IMAGE_OPTIONAL_HEADER);
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assert(file_align < sizeof(filler));
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, filler, file_align, &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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}
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}
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assert(nt_header->FileHeader.NumberOfSections <= 1);
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if (nt_header->FileHeader.NumberOfSections)
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{
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if (nt_header->OptionalHeader.SectionAlignment >= page_size)
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{
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section.PointerToRawData = dos_size;
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section.VirtualAddress = nt_header->OptionalHeader.SectionAlignment;
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section.Misc.VirtualSize = section.SizeOfRawData * 10;
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}
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else
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{
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section.PointerToRawData = nt_header->OptionalHeader.SizeOfHeaders;
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section.VirtualAddress = nt_header->OptionalHeader.SizeOfHeaders;
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section.Misc.VirtualSize = 5;
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}
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, §ion, sizeof(section), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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/* section data */
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, section_data, sizeof(section_data), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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}
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size = GetFileSize(hfile, NULL);
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CloseHandle(hfile);
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return size;
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}
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static void test_Loader(void)
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{
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static const struct test_data
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{
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const void *dos_header;
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DWORD size_of_dos_header;
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WORD number_of_sections, size_of_optional_header;
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DWORD section_alignment, file_alignment;
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@ -167,47 +228,47 @@ static void test_Loader(void)
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DWORD errors[4]; /* 0 means LoadLibrary should succeed */
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} td[] =
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{
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, 0, 0, 0, 0, 0,
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{ ERROR_BAD_EXE_FORMAT }
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x1000, 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0xe00,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_BAD_EXE_FORMAT } /* XP doesn't like too small image size */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x1000, 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_SUCCESS }
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x1000, 0x1000,
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0x1f00,
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0x1000,
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{ ERROR_SUCCESS }
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x200, 0x200,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x200,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_SUCCESS, ERROR_INVALID_ADDRESS } /* vista is more strict */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x200, 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_BAD_EXE_FORMAT } /* XP doesn't like alignments */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x1000, 0x200,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x1000,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_SUCCESS }
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, sizeof(IMAGE_OPTIONAL_HEADER), 0x1000, 0x200,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x1000,
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0x200,
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@ -216,66 +277,66 @@ static void test_Loader(void)
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/* Mandatory are all fields up to SizeOfHeaders, everything else
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* is really optional (at least that's true for XP).
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*/
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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1, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x200, 0x200,
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sizeof(dos_header) + sizeof(DWORD) + sizeof(IMAGE_FILE_HEADER) + FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum) + sizeof(IMAGE_SECTION_HEADER) + 0x10,
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sizeof(dos_header) + sizeof(DWORD) + sizeof(IMAGE_FILE_HEADER) + FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum) + sizeof(IMAGE_SECTION_HEADER),
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT, ERROR_INVALID_ADDRESS,
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ERROR_NOACCESS }
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x200, 0x200,
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0xd0, /* beyond of the end of file */
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0xc0, /* beyond of the end of file */
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x200, 0x200,
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0x1000,
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0,
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x200, 0x200,
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1,
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0,
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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},
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#if 0 /* not power of 2 alignments need more test cases */
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x300, 0x300,
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1,
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0,
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{ ERROR_BAD_EXE_FORMAT } /* alignment is not power of 2 */
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},
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#endif
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 4, 4,
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1,
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0,
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 1, 1,
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1,
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0,
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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},
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{ &dos_header, sizeof(dos_header),
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{ sizeof(dos_header),
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum), 0x200, 0x200,
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0,
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0,
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{ ERROR_BAD_EXE_FORMAT } /* image size == 0 -> failure */
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},
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/* the following data mimics the PE image which upack creates */
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{ &dos_header, 0x10,
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{ 0x10,
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1, 0x148, 0x1000, 0x200,
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sizeof(dos_header) + sizeof(nt_header) + sizeof(IMAGE_SECTION_HEADER) + 0x1000,
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0x200,
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{ ERROR_SUCCESS }
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},
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/* Minimal PE image that XP is able to load: 92 bytes */
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{ &dos_header, 0x04,
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{ 0x04,
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0, FIELD_OFFSET(IMAGE_OPTIONAL_HEADER, CheckSum),
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0x04 /* also serves as e_lfanew in the truncated MZ header */, 0x04,
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1,
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@ -283,11 +344,8 @@ static void test_Loader(void)
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{ ERROR_SUCCESS, ERROR_BAD_EXE_FORMAT } /* vista is more strict */
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}
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};
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static const char filler[0x1000];
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static const char section_data[0x10] = "section data";
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int i;
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DWORD dummy, file_size, file_align;
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HANDLE hfile;
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DWORD file_size;
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HMODULE hlib, hlib_as_data_file;
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char temp_path[MAX_PATH];
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char dll_name[MAX_PATH];
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@ -303,18 +361,6 @@ static void test_Loader(void)
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{
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GetTempFileNameA(temp_path, "ldr", 0, dll_name);
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/*trace("creating %s\n", dll_name);*/
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hfile = CreateFileA(dll_name, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
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if (hfile == INVALID_HANDLE_VALUE)
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{
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ok(0, "could not create %s\n", dll_name);
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break;
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}
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, td[i].dos_header, td[i].size_of_dos_header, &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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nt_header.FileHeader.NumberOfSections = td[i].number_of_sections;
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nt_header.FileHeader.SizeOfOptionalHeader = td[i].size_of_optional_header;
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@ -322,56 +368,14 @@ static void test_Loader(void)
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nt_header.OptionalHeader.FileAlignment = td[i].file_alignment;
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nt_header.OptionalHeader.SizeOfImage = td[i].size_of_image;
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nt_header.OptionalHeader.SizeOfHeaders = td[i].size_of_headers;
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, &nt_header, sizeof(DWORD) + sizeof(IMAGE_FILE_HEADER), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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if (nt_header.FileHeader.SizeOfOptionalHeader)
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file_size = create_test_dll( &dos_header, td[i].size_of_dos_header, &nt_header, dll_name );
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if (!file_size)
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{
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, &nt_header.OptionalHeader,
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min(nt_header.FileHeader.SizeOfOptionalHeader, sizeof(IMAGE_OPTIONAL_HEADER)),
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&dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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if (nt_header.FileHeader.SizeOfOptionalHeader > sizeof(IMAGE_OPTIONAL_HEADER))
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{
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file_align = nt_header.FileHeader.SizeOfOptionalHeader - sizeof(IMAGE_OPTIONAL_HEADER);
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assert(file_align < sizeof(filler));
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, filler, file_align, &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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}
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ok(0, "could not create %s\n", dll_name);
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break;
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}
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assert(nt_header.FileHeader.NumberOfSections <= 1);
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if (nt_header.FileHeader.NumberOfSections)
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{
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if (nt_header.OptionalHeader.SectionAlignment >= page_size)
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{
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section.PointerToRawData = td[i].size_of_dos_header;
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section.VirtualAddress = nt_header.OptionalHeader.SectionAlignment;
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section.Misc.VirtualSize = section.SizeOfRawData * 10;
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}
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else
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{
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section.PointerToRawData = nt_header.OptionalHeader.SizeOfHeaders;
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section.VirtualAddress = nt_header.OptionalHeader.SizeOfHeaders;
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section.Misc.VirtualSize = 5;
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}
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, §ion, sizeof(section), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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/* section data */
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SetLastError(0xdeadbeef);
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ret = WriteFile(hfile, section_data, sizeof(section_data), &dummy, NULL);
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ok(ret, "WriteFile error %d\n", GetLastError());
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}
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file_size = GetFileSize(hfile, NULL);
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CloseHandle(hfile);
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SetLastError(0xdeadbeef);
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hlib = LoadLibraryA(dll_name);
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if (hlib)
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@ -2509,6 +2513,9 @@ START_TEST(loader)
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GetSystemInfo( &si );
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page_size = si.dwPageSize;
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dos_header.e_magic = IMAGE_DOS_SIGNATURE;
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dos_header.e_lfanew = sizeof(dos_header);
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mapping = CreateFileMappingA(INVALID_HANDLE_VALUE, NULL, PAGE_READWRITE, 0, 4096, "winetest_loader");
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ok(mapping != 0, "CreateFileMapping failed\n");
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child_failures = MapViewOfFile(mapping, FILE_MAP_READ|FILE_MAP_WRITE, 0, 0, 4096);
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