1 /* 2 * Test suite for imagehlp integrity functions 3 * 4 * Copyright 2009 Owen Rudge for CodeWeavers 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 19 */ 20 21 #define COBJMACROS 22 #include "wine/test.h" 23 #include "windef.h" 24 #include "winbase.h" 25 #include "winuser.h" 26 #include "winerror.h" 27 #include "winnt.h" 28 #include "imagehlp.h" 29 30 static HMODULE hImageHlp; 31 static char test_dll_path[MAX_PATH]; 32 33 static BOOL (WINAPI *pImageAddCertificate)(HANDLE, LPWIN_CERTIFICATE, PDWORD); 34 static BOOL (WINAPI *pImageEnumerateCertificates)(HANDLE, WORD, PDWORD, PDWORD, DWORD); 35 static BOOL (WINAPI *pImageGetCertificateData)(HANDLE, DWORD, LPWIN_CERTIFICATE, PDWORD); 36 static BOOL (WINAPI *pImageGetCertificateHeader)(HANDLE, DWORD, LPWIN_CERTIFICATE); 37 static BOOL (WINAPI *pImageRemoveCertificate)(HANDLE, DWORD); 38 39 static const char test_cert_data[] = 40 {0x30,0x82,0x02,0xE1,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,0x07,0x02 41 ,0xA0,0x82,0x02,0xD2,0x30,0x82,0x02,0xCE,0x02,0x01,0x01,0x31,0x00,0x30,0x0B 42 ,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,0x07,0x01,0xA0,0x82,0x02,0xB4 43 ,0x30,0x82,0x02,0xB0,0x30,0x82,0x02,0x19,0xA0,0x03,0x02,0x01,0x02,0x02,0x09 44 ,0x00,0xE2,0x59,0x17,0xA5,0x87,0x0F,0x88,0x89,0x30,0x0D,0x06,0x09,0x2A,0x86 45 ,0x48,0x86,0xF7,0x0D,0x01,0x01,0x05,0x05,0x00,0x30,0x45,0x31,0x0B,0x30,0x09 46 ,0x06,0x03,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31,0x13,0x30,0x11,0x06,0x03 47 ,0x55,0x04,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D,0x53,0x74,0x61,0x74,0x65 48 ,0x31,0x21,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13,0x18,0x49,0x6E,0x74,0x65 49 ,0x72,0x6E,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69,0x74,0x73,0x20,0x50,0x74 50 ,0x79,0x20,0x4C,0x74,0x64,0x30,0x1E,0x17,0x0D,0x30,0x39,0x31,0x31,0x32,0x30 51 ,0x31,0x37,0x33,0x38,0x31,0x32,0x5A,0x17,0x0D,0x31,0x30,0x31,0x31,0x32,0x30 52 ,0x31,0x37,0x33,0x38,0x31,0x32,0x5A,0x30,0x45,0x31,0x0B,0x30,0x09,0x06,0x03 53 ,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31,0x13,0x30,0x11,0x06,0x03,0x55,0x04 54 ,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D,0x53,0x74,0x61,0x74,0x65,0x31,0x21 55 ,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13,0x18,0x49,0x6E,0x74,0x65,0x72,0x6E 56 ,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69,0x74,0x73,0x20,0x50,0x74,0x79,0x20 57 ,0x4C,0x74,0x64,0x30,0x81,0x9F,0x30,0x0D,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7 58 ,0x0D,0x01,0x01,0x01,0x05,0x00,0x03,0x81,0x8D,0x00,0x30,0x81,0x89,0x02,0x81 59 ,0x81,0x00,0x9B,0xC1,0x5E,0x28,0x70,0x32,0x81,0xEF,0x41,0x5C,0xCA,0x29,0x4A 60 ,0xB0,0x12,0xF7,0xAE,0x1E,0x30,0x93,0x14,0x3E,0x54,0x7C,0xC3,0x60,0x8C,0xB2 61 ,0x2F,0xC4,0x1F,0x20,0xEE,0x76,0xAC,0x83,0xD9,0xD4,0xC0,0x3C,0x78,0x6B,0xAA 62 ,0xA2,0x35,0x08,0x72,0x4A,0x5F,0xAE,0xD6,0x7D,0x5A,0xD8,0x27,0xEC,0xE0,0x24 63 ,0xBE,0xBE,0x62,0x86,0xF9,0x83,0x66,0x20,0xBC,0xF6,0x4B,0xC8,0x2D,0x1B,0x4C 64 ,0x5C,0xFA,0x0C,0x42,0x9F,0x57,0x49,0xDC,0xB9,0xC7,0x88,0x53,0xFA,0x26,0x21 65 ,0xC3,0xAB,0x4D,0x93,0x83,0x48,0x88,0xF1,0x14,0xB8,0x64,0x03,0x46,0x58,0x35 66 ,0xAC,0xD2,0xD2,0x9C,0xD4,0x6F,0xA4,0xE4,0x88,0x83,0x1C,0xD8,0x98,0xEE,0x2C 67 ,0xA3,0xEC,0x0C,0x4B,0xFB,0x1D,0x6E,0xBE,0xD9,0x77,0x02,0x03,0x01,0x00,0x01 68 ,0xA3,0x81,0xA7,0x30,0x81,0xA4,0x30,0x1D,0x06,0x03,0x55,0x1D,0x0E,0x04,0x16 69 ,0x04,0x14,0x3F,0xB3,0xC8,0x15,0x12,0xC7,0xD8,0xC0,0x13,0x3D,0xBE,0xF1,0x2F 70 ,0x5A,0xB3,0x51,0x59,0x79,0x89,0xF8,0x30,0x75,0x06,0x03,0x55,0x1D,0x23,0x04 71 ,0x6E,0x30,0x6C,0x80,0x14,0x3F,0xB3,0xC8,0x15,0x12,0xC7,0xD8,0xC0,0x13,0x3D 72 ,0xBE,0xF1,0x2F,0x5A,0xB3,0x51,0x59,0x79,0x89,0xF8,0xA1,0x49,0xA4,0x47,0x30 73 ,0x45,0x31,0x0B,0x30,0x09,0x06,0x03,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31 74 ,0x13,0x30,0x11,0x06,0x03,0x55,0x04,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D 75 ,0x53,0x74,0x61,0x74,0x65,0x31,0x21,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13 76 ,0x18,0x49,0x6E,0x74,0x65,0x72,0x6E,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69 77 ,0x74,0x73,0x20,0x50,0x74,0x79,0x20,0x4C,0x74,0x64,0x82,0x09,0x00,0xE2,0x59 78 ,0x17,0xA5,0x87,0x0F,0x88,0x89,0x30,0x0C,0x06,0x03,0x55,0x1D,0x13,0x04,0x05 79 ,0x30,0x03,0x01,0x01,0xFF,0x30,0x0D,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D 80 ,0x01,0x01,0x05,0x05,0x00,0x03,0x81,0x81,0x00,0x52,0x09,0xA5,0x81,0x63,0xEF 81 ,0xF7,0x76,0x65,0x2B,0xA5,0x48,0xC1,0xC5,0xE0,0x73,0x60,0x9B,0x66,0x2E,0x21 82 ,0xCF,0xF2,0xBD,0xFF,0x81,0xC4,0x99,0x39,0xD0,0x5D,0x1B,0x12,0xFD,0xAE,0x30 83 ,0x5D,0x9C,0x1A,0xD4,0x76,0x8A,0x25,0x10,0x0A,0x7E,0x5D,0x78,0xB5,0x94,0xD8 84 ,0x97,0xBD,0x9A,0x5A,0xD6,0x23,0xCA,0x5C,0x46,0x8C,0xC7,0x30,0x45,0xB4,0x77 85 ,0x44,0x6F,0x16,0xDD,0xC6,0x58,0xFE,0x16,0x15,0xAD,0xB8,0x58,0x49,0x9A,0xFE 86 ,0x6B,0x87,0x78,0xEE,0x13,0xFF,0x29,0x26,0x8E,0x13,0x83,0x0D,0x18,0xCA,0x9F 87 ,0xA9,0x3E,0x6E,0x3C,0xA6,0x50,0x4A,0x04,0x71,0x9F,0x2E,0xCF,0x25,0xA6,0x03 88 ,0x46,0xCA,0xEB,0xEA,0x67,0x89,0x49,0x7C,0x43,0xA2,0x52,0xD9,0x41,0xCC,0x65 89 ,0xED,0x2D,0xA1,0x00,0x31,0x00}; 90 91 static const char test_cert_data_2[] = {0xDE,0xAD,0xBE,0xEF,0x01,0x02,0x03}; 92 93 static BOOL copy_dll_file(void) 94 { 95 char sys_dir[MAX_PATH+15]; 96 char temp_path[MAX_PATH]; 97 98 if (GetSystemDirectoryA(sys_dir, MAX_PATH) == 0) 99 { 100 skip("Failed to get system directory. Skipping certificate/PE image tests.\n"); 101 return FALSE; 102 } 103 104 if (sys_dir[lstrlenA(sys_dir) - 1] != '\\') 105 lstrcatA(sys_dir, "\\"); 106 107 lstrcatA(sys_dir, "imagehlp.dll"); 108 109 /* Copy DLL to a temp file */ 110 GetTempPathA(MAX_PATH, temp_path); 111 GetTempFileNameA(temp_path, "img", 0, test_dll_path); 112 113 if (CopyFileA(sys_dir, test_dll_path, FALSE) == 0) 114 { 115 skip("Unable to create copy of imagehlp.dll for tests.\n"); 116 return FALSE; 117 } 118 119 return TRUE; 120 } 121 122 static DWORD get_file_size(void) 123 { 124 HANDLE file; 125 DWORD filesize = 0; 126 127 file = CreateFileA(test_dll_path, GENERIC_READ, FILE_SHARE_READ, NULL, 128 OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); 129 if (file == INVALID_HANDLE_VALUE) 130 return 0; 131 132 filesize = GetFileSize(file, NULL); 133 CloseHandle(file); 134 135 return filesize; 136 } 137 138 static DWORD test_add_certificate(const char *cert_data, int len) 139 { 140 HANDLE hFile; 141 LPWIN_CERTIFICATE cert; 142 DWORD cert_len; 143 DWORD index; 144 BOOL ret; 145 146 hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); 147 148 if (hFile == INVALID_HANDLE_VALUE) 149 { 150 skip("Unable to open %s, skipping test\n", test_dll_path); 151 return ~0; 152 } 153 154 cert_len = sizeof(WIN_CERTIFICATE) + len; 155 cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len); 156 157 if (!cert) 158 { 159 skip("Unable to allocate memory, skipping test\n"); 160 CloseHandle(hFile); 161 return ~0; 162 } 163 164 cert->dwLength = cert_len; 165 cert->wRevision = WIN_CERT_REVISION_1_0; 166 cert->wCertificateType = WIN_CERT_TYPE_PKCS_SIGNED_DATA; 167 CopyMemory(cert->bCertificate, cert_data, len); 168 169 ret = pImageAddCertificate(hFile, cert, &index); 170 ok(ret, "Unable to add certificate to image, error %x\n", GetLastError()); 171 trace("added cert index %d\n", index); 172 173 HeapFree(GetProcessHeap(), 0, cert); 174 CloseHandle(hFile); 175 return index; 176 } 177 178 static void test_get_certificate(const char *cert_data, int index) 179 { 180 HANDLE hFile; 181 LPWIN_CERTIFICATE cert; 182 DWORD cert_len = 0; 183 DWORD err; 184 BOOL ret; 185 186 hFile = CreateFileA(test_dll_path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); 187 188 if (hFile == INVALID_HANDLE_VALUE) 189 { 190 skip("Unable to open %s, skipping test\n", test_dll_path); 191 return; 192 } 193 194 ret = pImageGetCertificateData(hFile, index, NULL, &cert_len); 195 err = GetLastError(); 196 197 ok ((ret == FALSE) && (err == ERROR_INSUFFICIENT_BUFFER), "ImageGetCertificateData gave unexpected result; ret=%d / err=%x\n", ret, err); 198 199 cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len); 200 201 if (!cert) 202 { 203 skip("Unable to allocate memory, skipping test\n"); 204 CloseHandle(hFile); 205 return; 206 } 207 208 ret = pImageGetCertificateData(hFile, index, cert, &cert_len); 209 ok(ret, "Unable to retrieve certificate; err=%x\n", GetLastError()); 210 ok(memcmp(cert->bCertificate, cert_data, cert_len - sizeof(WIN_CERTIFICATE)) == 0, "Certificate retrieved did not match original\n"); 211 212 HeapFree(GetProcessHeap(), 0, cert); 213 CloseHandle(hFile); 214 } 215 216 static void test_remove_certificate(int index) 217 { 218 DWORD orig_count = 0, count = 0; 219 HANDLE hFile; 220 BOOL ret; 221 222 hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); 223 224 if (hFile == INVALID_HANDLE_VALUE) 225 { 226 skip("Unable to open %s, skipping test\n", test_dll_path); 227 return; 228 } 229 230 ret = pImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &orig_count, NULL, 0); 231 ok (ret, "Unable to enumerate certificates in file; err=%x\n", GetLastError()); 232 ret = pImageRemoveCertificate(hFile, index); 233 ok (ret, "Unable to remove certificate from file; err=%x\n", GetLastError()); 234 235 /* Test to see if the certificate has actually been removed */ 236 pImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &count, NULL, 0); 237 ok (count == orig_count - 1, "Certificate count mismatch; orig=%d new=%d\n", orig_count, count); 238 239 CloseHandle(hFile); 240 } 241 242 START_TEST(integrity) 243 { 244 DWORD file_size, file_size_orig, first, second; 245 246 hImageHlp = LoadLibraryA("imagehlp.dll"); 247 248 if (!hImageHlp) 249 { 250 win_skip("ImageHlp unavailable\n"); 251 return; 252 } 253 254 if (!copy_dll_file()) 255 { 256 FreeLibrary(hImageHlp); 257 return; 258 } 259 260 file_size_orig = get_file_size(); 261 /* 262 * Align file_size_orig to an 8-byte boundary. This avoids tests failures where 263 * the original dll is not correctly aligned (but when written to it will be). 264 */ 265 if (file_size_orig % 8 != 0) 266 { 267 skip("We need to align to an 8-byte boundary\n"); 268 file_size_orig = (file_size_orig + 7) & ~7; 269 } 270 271 pImageAddCertificate = (void *) GetProcAddress(hImageHlp, "ImageAddCertificate"); 272 pImageEnumerateCertificates = (void *) GetProcAddress(hImageHlp, "ImageEnumerateCertificates"); 273 pImageGetCertificateData = (void *) GetProcAddress(hImageHlp, "ImageGetCertificateData"); 274 pImageGetCertificateHeader = (void *) GetProcAddress(hImageHlp, "ImageGetCertificateHeader"); 275 pImageRemoveCertificate = (void *) GetProcAddress(hImageHlp, "ImageRemoveCertificate"); 276 277 first = test_add_certificate(test_cert_data, sizeof(test_cert_data)); 278 test_get_certificate(test_cert_data, first); 279 test_remove_certificate(first); 280 281 file_size = get_file_size(); 282 ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size); 283 284 /* Try adding multiple certificates */ 285 first = test_add_certificate(test_cert_data, sizeof(test_cert_data)); 286 second = test_add_certificate(test_cert_data_2, sizeof(test_cert_data_2)); 287 ok(second == first + 1, "got %d %d\n", first, second); 288 289 test_get_certificate(test_cert_data, first); 290 test_get_certificate(test_cert_data_2, second); 291 292 /* Remove the first one and verify the second certificate is intact */ 293 test_remove_certificate(first); 294 second--; 295 test_get_certificate(test_cert_data_2, second); 296 297 test_remove_certificate(second); 298 299 file_size = get_file_size(); 300 ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size); 301 302 FreeLibrary(hImageHlp); 303 DeleteFileA(test_dll_path); 304 } 305