dlls/imagehlp/tests/integrity.c

   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 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 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     GetTempPath(MAX_PATH, temp_path);
 111     GetTempFileName(temp_path, "img", 0, test_dll_path);
 112
 113     if (CopyFile(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 void test_add_certificate(char *cert_data, int len)
 139 {
 140     HANDLE hFile;
 141     LPWIN_CERTIFICATE cert;
 142     DWORD cert_len;
 143     DWORD index;
 144
 145     hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 146
 147     if (hFile == INVALID_HANDLE_VALUE)
 148     {
 149         skip("Unable to open %s, skipping test\n", test_dll_path);
 150         return;
 151     }
 152
 153     cert_len = sizeof(WIN_CERTIFICATE) + len;
 154     cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len);
 155
 156     if (!cert)
 157     {
 158         skip("Unable to allocate memory, skipping test\n");
 159         CloseHandle(hFile);
 160         return;
 161     }
 162
 163     cert->dwLength = cert_len;
 164     cert->wRevision = WIN_CERT_REVISION_1_0;
 165     cert->wCertificateType = WIN_CERT_TYPE_PKCS_SIGNED_DATA;
 166     CopyMemory(cert->bCertificate, cert_data, len);
 167
 168     ok(pImageAddCertificate(hFile, cert, &index), "Unable to add certificate to image, error %x\n", GetLastError());
 169
 170     HeapFree(GetProcessHeap(), 0, cert);
 171     CloseHandle(hFile);
 172 }
 173
 174 static void test_get_certificate(char *cert_data, int index)
 175 {
 176     HANDLE hFile;
 177     LPWIN_CERTIFICATE cert;
 178     DWORD cert_len = 0;
 179     DWORD err, ret;
 180
 181     hFile = CreateFileA(test_dll_path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 182
 183     if (hFile == INVALID_HANDLE_VALUE)
 184     {
 185         skip("Unable to open %s, skipping test\n", test_dll_path);
 186         return;
 187     }
 188
 189     ret = pImageGetCertificateData(hFile, index, NULL, &cert_len);
 190     err = GetLastError();
 191
 192     ok ((ret == FALSE) && (err == ERROR_INSUFFICIENT_BUFFER), "ImageGetCertificateData gave unexpected result; ret=%d / err=%x\n", ret, err);
 193
 194     cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len);
 195
 196     if (!cert)
 197     {
 198         skip("Unable to allocate memory, skipping test\n");
 199         CloseHandle(hFile);
 200         return;
 201     }
 202
 203     ok(ret = pImageGetCertificateData(hFile, index, cert, &cert_len), "Unable to retrieve certificate; err=%x\n", GetLastError());
 204     ok(memcmp(cert->bCertificate, cert_data, cert_len - sizeof(WIN_CERTIFICATE)) == 0, "Certificate retrieved did not match original\n");
 205
 206     HeapFree(GetProcessHeap(), 0, cert);
 207     CloseHandle(hFile);
 208 }
 209
 210 static void test_remove_certificate(int index)
 211 {
 212     DWORD orig_count = 0, count = 0;
 213     HANDLE hFile;
 214
 215     hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 216
 217     if (hFile == INVALID_HANDLE_VALUE)
 218     {
 219         skip("Unable to open %s, skipping test\n", test_dll_path);
 220         return;
 221     }
 222
 223     ok (pImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &orig_count, NULL, 0), "Unable to enumerate certificates in file; err=%x\n", GetLastError());
 224
 225     ok (pImageRemoveCertificate(hFile, index), "Unable to remove certificate from file; err=%x\n", GetLastError());
 226
 227     /* Test to see if the certificate has actually been removed */
 228     pImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &count, NULL, 0);
 229     ok (count == orig_count - 1, "Certificate count mismatch; orig=%d new=%d\n", orig_count, count);
 230
 231     CloseHandle(hFile);
 232 }
 233
 234 START_TEST(integrity)
 235 {
 236     DWORD file_size, file_size_orig;
 237
 238     hImageHlp = LoadLibraryA("imagehlp.dll");
 239
 240     if (!hImageHlp)
 241     {
 242         win_skip("ImageHlp unavailable\n");
 243         return;
 244     }
 245
 246     if (!copy_dll_file())
 247     {
 248         FreeLibrary(hImageHlp);
 249         return;
 250     }
 251
 252     file_size_orig = get_file_size();
 253     /*
 254      * Align file_size_orig to an 8-byte boundary. This avoids tests failures where
 255      * the original dll is not correctly aligned (but when written to it will be).
 256      */
 257     if (file_size_orig % 8 != 0)
 258     {
 259         skip("We need to align to an 8-byte boundary\n");
 260         file_size_orig = (file_size_orig + 7) & ~7;
 261     }
 262
 263     pImageAddCertificate = (void *) GetProcAddress(hImageHlp, "ImageAddCertificate");
 264     pImageEnumerateCertificates = (void *) GetProcAddress(hImageHlp, "ImageEnumerateCertificates");
 265     pImageGetCertificateData = (void *) GetProcAddress(hImageHlp, "ImageGetCertificateData");
 266     pImageGetCertificateHeader = (void *) GetProcAddress(hImageHlp, "ImageGetCertificateHeader");
 267     pImageRemoveCertificate = (void *) GetProcAddress(hImageHlp, "ImageRemoveCertificate");
 268
 269     test_add_certificate(test_cert_data, sizeof(test_cert_data));
 270     test_get_certificate(test_cert_data, 0);
 271     test_remove_certificate(0);
 272
 273     file_size = get_file_size();
 274     ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size);
 275
 276     /* Try adding multiple certificates */
 277     test_add_certificate(test_cert_data, sizeof(test_cert_data));
 278     test_add_certificate(test_cert_data_2, sizeof(test_cert_data_2));
 279
 280     test_get_certificate(test_cert_data, 0);
 281     test_get_certificate(test_cert_data_2, 1);
 282
 283     /* Remove the first one and verify the second certificate is intact */
 284     test_remove_certificate(0);
 285     test_get_certificate(test_cert_data_2, 0);
 286
 287     test_remove_certificate(0);
 288
 289     file_size = get_file_size();
 290     ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size);
 291
 292     FreeLibrary(hImageHlp);
 293     DeleteFile(test_dll_path);
 294 }