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 #define PSAPI_VERSION 1
  30 #include "psapi.h"
  31
  32 static char test_dll_path[MAX_PATH];
  33
  34 static const char test_cert_data[] =
  35 {0x30,0x82,0x02,0xE1,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,0x07,0x02
  36 ,0xA0,0x82,0x02,0xD2,0x30,0x82,0x02,0xCE,0x02,0x01,0x01,0x31,0x00,0x30,0x0B
  37 ,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,0x07,0x01,0xA0,0x82,0x02,0xB4
  38 ,0x30,0x82,0x02,0xB0,0x30,0x82,0x02,0x19,0xA0,0x03,0x02,0x01,0x02,0x02,0x09
  39 ,0x00,0xE2,0x59,0x17,0xA5,0x87,0x0F,0x88,0x89,0x30,0x0D,0x06,0x09,0x2A,0x86
  40 ,0x48,0x86,0xF7,0x0D,0x01,0x01,0x05,0x05,0x00,0x30,0x45,0x31,0x0B,0x30,0x09
  41 ,0x06,0x03,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31,0x13,0x30,0x11,0x06,0x03
  42 ,0x55,0x04,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D,0x53,0x74,0x61,0x74,0x65
  43 ,0x31,0x21,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13,0x18,0x49,0x6E,0x74,0x65
  44 ,0x72,0x6E,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69,0x74,0x73,0x20,0x50,0x74
  45 ,0x79,0x20,0x4C,0x74,0x64,0x30,0x1E,0x17,0x0D,0x30,0x39,0x31,0x31,0x32,0x30
  46 ,0x31,0x37,0x33,0x38,0x31,0x32,0x5A,0x17,0x0D,0x31,0x30,0x31,0x31,0x32,0x30
  47 ,0x31,0x37,0x33,0x38,0x31,0x32,0x5A,0x30,0x45,0x31,0x0B,0x30,0x09,0x06,0x03
  48 ,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31,0x13,0x30,0x11,0x06,0x03,0x55,0x04
  49 ,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D,0x53,0x74,0x61,0x74,0x65,0x31,0x21
  50 ,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13,0x18,0x49,0x6E,0x74,0x65,0x72,0x6E
  51 ,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69,0x74,0x73,0x20,0x50,0x74,0x79,0x20
  52 ,0x4C,0x74,0x64,0x30,0x81,0x9F,0x30,0x0D,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7
  53 ,0x0D,0x01,0x01,0x01,0x05,0x00,0x03,0x81,0x8D,0x00,0x30,0x81,0x89,0x02,0x81
  54 ,0x81,0x00,0x9B,0xC1,0x5E,0x28,0x70,0x32,0x81,0xEF,0x41,0x5C,0xCA,0x29,0x4A
  55 ,0xB0,0x12,0xF7,0xAE,0x1E,0x30,0x93,0x14,0x3E,0x54,0x7C,0xC3,0x60,0x8C,0xB2
  56 ,0x2F,0xC4,0x1F,0x20,0xEE,0x76,0xAC,0x83,0xD9,0xD4,0xC0,0x3C,0x78,0x6B,0xAA
  57 ,0xA2,0x35,0x08,0x72,0x4A,0x5F,0xAE,0xD6,0x7D,0x5A,0xD8,0x27,0xEC,0xE0,0x24
  58 ,0xBE,0xBE,0x62,0x86,0xF9,0x83,0x66,0x20,0xBC,0xF6,0x4B,0xC8,0x2D,0x1B,0x4C
  59 ,0x5C,0xFA,0x0C,0x42,0x9F,0x57,0x49,0xDC,0xB9,0xC7,0x88,0x53,0xFA,0x26,0x21
  60 ,0xC3,0xAB,0x4D,0x93,0x83,0x48,0x88,0xF1,0x14,0xB8,0x64,0x03,0x46,0x58,0x35
  61 ,0xAC,0xD2,0xD2,0x9C,0xD4,0x6F,0xA4,0xE4,0x88,0x83,0x1C,0xD8,0x98,0xEE,0x2C
  62 ,0xA3,0xEC,0x0C,0x4B,0xFB,0x1D,0x6E,0xBE,0xD9,0x77,0x02,0x03,0x01,0x00,0x01
  63 ,0xA3,0x81,0xA7,0x30,0x81,0xA4,0x30,0x1D,0x06,0x03,0x55,0x1D,0x0E,0x04,0x16
  64 ,0x04,0x14,0x3F,0xB3,0xC8,0x15,0x12,0xC7,0xD8,0xC0,0x13,0x3D,0xBE,0xF1,0x2F
  65 ,0x5A,0xB3,0x51,0x59,0x79,0x89,0xF8,0x30,0x75,0x06,0x03,0x55,0x1D,0x23,0x04
  66 ,0x6E,0x30,0x6C,0x80,0x14,0x3F,0xB3,0xC8,0x15,0x12,0xC7,0xD8,0xC0,0x13,0x3D
  67 ,0xBE,0xF1,0x2F,0x5A,0xB3,0x51,0x59,0x79,0x89,0xF8,0xA1,0x49,0xA4,0x47,0x30
  68 ,0x45,0x31,0x0B,0x30,0x09,0x06,0x03,0x55,0x04,0x06,0x13,0x02,0x41,0x55,0x31
  69 ,0x13,0x30,0x11,0x06,0x03,0x55,0x04,0x08,0x13,0x0A,0x53,0x6F,0x6D,0x65,0x2D
  70 ,0x53,0x74,0x61,0x74,0x65,0x31,0x21,0x30,0x1F,0x06,0x03,0x55,0x04,0x0A,0x13
  71 ,0x18,0x49,0x6E,0x74,0x65,0x72,0x6E,0x65,0x74,0x20,0x57,0x69,0x64,0x67,0x69
  72 ,0x74,0x73,0x20,0x50,0x74,0x79,0x20,0x4C,0x74,0x64,0x82,0x09,0x00,0xE2,0x59
  73 ,0x17,0xA5,0x87,0x0F,0x88,0x89,0x30,0x0C,0x06,0x03,0x55,0x1D,0x13,0x04,0x05
  74 ,0x30,0x03,0x01,0x01,0xFF,0x30,0x0D,0x06,0x09,0x2A,0x86,0x48,0x86,0xF7,0x0D
  75 ,0x01,0x01,0x05,0x05,0x00,0x03,0x81,0x81,0x00,0x52,0x09,0xA5,0x81,0x63,0xEF
  76 ,0xF7,0x76,0x65,0x2B,0xA5,0x48,0xC1,0xC5,0xE0,0x73,0x60,0x9B,0x66,0x2E,0x21
  77 ,0xCF,0xF2,0xBD,0xFF,0x81,0xC4,0x99,0x39,0xD0,0x5D,0x1B,0x12,0xFD,0xAE,0x30
  78 ,0x5D,0x9C,0x1A,0xD4,0x76,0x8A,0x25,0x10,0x0A,0x7E,0x5D,0x78,0xB5,0x94,0xD8
  79 ,0x97,0xBD,0x9A,0x5A,0xD6,0x23,0xCA,0x5C,0x46,0x8C,0xC7,0x30,0x45,0xB4,0x77
  80 ,0x44,0x6F,0x16,0xDD,0xC6,0x58,0xFE,0x16,0x15,0xAD,0xB8,0x58,0x49,0x9A,0xFE
  81 ,0x6B,0x87,0x78,0xEE,0x13,0xFF,0x29,0x26,0x8E,0x13,0x83,0x0D,0x18,0xCA,0x9F
  82 ,0xA9,0x3E,0x6E,0x3C,0xA6,0x50,0x4A,0x04,0x71,0x9F,0x2E,0xCF,0x25,0xA6,0x03
  83 ,0x46,0xCA,0xEB,0xEA,0x67,0x89,0x49,0x7C,0x43,0xA2,0x52,0xD9,0x41,0xCC,0x65
  84 ,0xED,0x2D,0xA1,0x00,0x31,0x00};
  85
  86 static const char test_cert_data_2[] = {0xDE,0xAD,0xBE,0xEF,0x01,0x02,0x03};
  87
  88 static char test_pe_executable[] =
  89 {
  90     0x4d,0x5a,0x90,0x00,0x03,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0xff,0xff,0x00,
  91     0x00,0xb8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,0x00,
  92     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  93     0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
  94     0x80,0x00,0x00,0x00,0x0e,0x1f,0xba,0x0e,0x00,0xb4,0x09,0xcd,0x21,0xb8,0x01,
  95     0x4c,0xcd,0x21,0x54,0x68,0x69,0x73,0x20,0x70,0x72,0x6f,0x67,0x72,0x61,0x6d,
  96     0x20,0x63,0x61,0x6e,0x6e,0x6f,0x74,0x20,0x62,0x65,0x20,0x72,0x75,0x6e,0x20,
  97     0x69,0x6e,0x20,0x44,0x4f,0x53,0x20,0x6d,0x6f,0x64,0x65,0x2e,0x0d,0x0d,0x0a,
  98     0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x50,0x45,0x00,0x00,0x4c,0x01,0x0f,
  99     0x00,0xfd,0x38,0xc9,0x55,0x00,0x24,0x01,0x00,0xea,0x04,0x00,0x00,0xe0,0x00,
 100     0x07,0x01,0x0b,0x01,0x02,0x18,0x00,0x1a,0x00,0x00,0x00,0x2c,0x00,0x00,0x00,
 101     0x06,0x00,0x00,0xe0,0x14,0x00,0x00,0x00,0x10,0x00,0x00,0x00,0x30,0x00,0x00,
 102     0x00,0x00,0x40,0x00,0x00,0x10,0x00,0x00,0x00,0x02,0x00,0x00,0x04,0x00,0x00,
 103     0x00,0x01,0x00,0x00,0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xc0,
 104     0x01,0x00,0x00,0x04,0x00,0x00,/* checksum */ 0x11,0xEF,0xCD,0xAB,0x03,0x00,
 105     0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x10,0x00,0x00,
 106     0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x00
 107 };
 108
 109 static BOOL copy_dll_file(void)
 110 {
 111     char sys_dir[MAX_PATH+15];
 112     char temp_path[MAX_PATH];
 113
 114     if (GetSystemDirectoryA(sys_dir, MAX_PATH) == 0)
 115     {
 116         skip("Failed to get system directory. Skipping certificate/PE image tests.\n");
 117         return FALSE;
 118     }
 119
 120     if (sys_dir[lstrlenA(sys_dir) - 1] != '\\')
 121         lstrcatA(sys_dir, "\\");
 122
 123     lstrcatA(sys_dir, "imagehlp.dll");
 124
 125     /* Copy DLL to a temp file */
 126     GetTempPathA(MAX_PATH, temp_path);
 127     GetTempFileNameA(temp_path, "img", 0, test_dll_path);
 128
 129     if (CopyFileA(sys_dir, test_dll_path, FALSE) == 0)
 130     {
 131         skip("Unable to create copy of imagehlp.dll for tests.\n");
 132         return FALSE;
 133     }
 134
 135     return TRUE;
 136 }
 137
 138 static DWORD get_file_size(void)
 139 {
 140     HANDLE file;
 141     DWORD filesize = 0;
 142
 143     file = CreateFileA(test_dll_path, GENERIC_READ, FILE_SHARE_READ, NULL,
 144                        OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 145     if (file == INVALID_HANDLE_VALUE)
 146         return 0;
 147
 148     filesize = GetFileSize(file, NULL);
 149     CloseHandle(file);
 150
 151     return filesize;
 152 }
 153
 154 static DWORD test_add_certificate(const char *cert_data, int len)
 155 {
 156     HANDLE hFile;
 157     LPWIN_CERTIFICATE cert;
 158     DWORD cert_len;
 159     DWORD index;
 160     BOOL ret;
 161
 162     hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 163
 164     if (hFile == INVALID_HANDLE_VALUE)
 165     {
 166         skip("Unable to open %s, skipping test\n", test_dll_path);
 167         return ~0;
 168     }
 169
 170     cert_len = sizeof(WIN_CERTIFICATE) + len;
 171     cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len);
 172
 173     if (!cert)
 174     {
 175         skip("Unable to allocate memory, skipping test\n");
 176         CloseHandle(hFile);
 177         return ~0;
 178     }
 179
 180     cert->dwLength = cert_len;
 181     cert->wRevision = WIN_CERT_REVISION_1_0;
 182     cert->wCertificateType = WIN_CERT_TYPE_PKCS_SIGNED_DATA;
 183     CopyMemory(cert->bCertificate, cert_data, len);
 184
 185     ret = ImageAddCertificate(hFile, cert, &index);
 186     ok(ret, "Unable to add certificate to image, error %x\n", GetLastError());
 187     trace("added cert index %d\n", index);
 188
 189     HeapFree(GetProcessHeap(), 0, cert);
 190     CloseHandle(hFile);
 191     return index;
 192 }
 193
 194 static void test_get_certificate(const char *cert_data, int index)
 195 {
 196     HANDLE hFile;
 197     LPWIN_CERTIFICATE cert;
 198     DWORD cert_len = 0;
 199     DWORD err;
 200     BOOL ret;
 201
 202     hFile = CreateFileA(test_dll_path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 203
 204     if (hFile == INVALID_HANDLE_VALUE)
 205     {
 206         skip("Unable to open %s, skipping test\n", test_dll_path);
 207         return;
 208     }
 209
 210     ret = ImageGetCertificateData(hFile, index, NULL, &cert_len);
 211     err = GetLastError();
 212
 213     ok ((ret == FALSE) && (err == ERROR_INSUFFICIENT_BUFFER), "ImageGetCertificateData gave unexpected result; ret=%d / err=%x\n", ret, err);
 214
 215     cert = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cert_len);
 216
 217     if (!cert)
 218     {
 219         skip("Unable to allocate memory, skipping test\n");
 220         CloseHandle(hFile);
 221         return;
 222     }
 223
 224     ret = ImageGetCertificateData(hFile, index, cert, &cert_len);
 225     ok(ret, "Unable to retrieve certificate; err=%x\n", GetLastError());
 226     ok(memcmp(cert->bCertificate, cert_data, cert_len - sizeof(WIN_CERTIFICATE)) == 0, "Certificate retrieved did not match original\n");
 227
 228     HeapFree(GetProcessHeap(), 0, cert);
 229     CloseHandle(hFile);
 230 }
 231
 232 static void test_remove_certificate(int index)
 233 {
 234     DWORD orig_count = 0, count = 0;
 235     HANDLE hFile;
 236     BOOL ret;
 237
 238     hFile = CreateFileA(test_dll_path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 239
 240     if (hFile == INVALID_HANDLE_VALUE)
 241     {
 242         skip("Unable to open %s, skipping test\n", test_dll_path);
 243         return;
 244     }
 245
 246     ret = ImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &orig_count, NULL, 0);
 247     ok (ret, "Unable to enumerate certificates in file; err=%x\n", GetLastError());
 248     ret = ImageRemoveCertificate(hFile, index);
 249     ok (ret, "Unable to remove certificate from file; err=%x\n", GetLastError());
 250
 251     /* Test to see if the certificate has actually been removed */
 252     ImageEnumerateCertificates(hFile, CERT_SECTION_TYPE_ANY, &count, NULL, 0);
 253     ok (count == orig_count - 1, "Certificate count mismatch; orig=%d new=%d\n", orig_count, count);
 254
 255     CloseHandle(hFile);
 256 }
 257
 258 static void test_pe_checksum(void)
 259 {
 260     DWORD checksum_orig, checksum_new, checksum_correct;
 261     PIMAGE_NT_HEADERS nt_header;
 262     PIMAGE_NT_HEADERS ret;
 263     MODULEINFO modinfo;
 264     char buffer[20];
 265     BOOL ret_bool;
 266
 267     SetLastError(0xdeadbeef);
 268     ret = CheckSumMappedFile(NULL, 0, &checksum_orig, &checksum_new);
 269     ok(!ret, "Expected CheckSumMappedFile to fail, got %p\n", ret);
 270     ok(((GetLastError() == ERROR_INVALID_PARAMETER)||(GetLastError() == 0xdeadbeef)),
 271        "Expected 0xdeadbeef (XP) or ERROR_INVALID_PARAMETER (Vista+), got %x\n", GetLastError());
 272
 273     SetLastError(0xdeadbeef);
 274     ret = CheckSumMappedFile((void *)0xdeadbeef, 0, &checksum_orig, &checksum_new);
 275     ok(!ret, "Expected CheckSumMappedFile to fail, got %p\n", ret);
 276     ok(((GetLastError() == ERROR_INVALID_PARAMETER)||(GetLastError() == 0xdeadbeef)),
 277        "Expected 0xdeadbeef (XP) or ERROR_INVALID_PARAMETER (Vista+), got %x\n", GetLastError());
 278
 279     /* basic checksum tests */
 280     memset(buffer, 0x11, sizeof(buffer));
 281     checksum_orig = checksum_new = 0xdeadbeef;
 282     ret = CheckSumMappedFile(buffer, sizeof(buffer), &checksum_orig, &checksum_new);
 283     ok(ret == NULL, "Expected NULL, got %p\n", ret);
 284     todo_wine ok(checksum_orig == 0, "Expected 0, got %x\n", checksum_orig);
 285     todo_wine ok(checksum_new == 0xaabe, "Expected 0xaabe, got %x\n", checksum_new);
 286
 287     memset(buffer, 0x22, sizeof(buffer));
 288     checksum_orig = checksum_new = 0xdeadbeef;
 289     ret = CheckSumMappedFile(buffer, sizeof(buffer), &checksum_orig, &checksum_new);
 290     ok(ret == NULL, "Expected NULL, got %p\n", ret);
 291     todo_wine ok(checksum_orig == 0, "Expected 0, got %x\n", checksum_orig);
 292     todo_wine ok(checksum_new == 0x5569, "Expected 0x5569, got %x\n", checksum_new);
 293
 294     memset(buffer, 0x22, sizeof(buffer));
 295     checksum_orig = checksum_new = 0xdeadbeef;
 296     ret = CheckSumMappedFile(buffer, 10, &checksum_orig, &checksum_new);
 297     ok(ret == NULL, "Expected NULL, got %p\n", ret);
 298     todo_wine ok(checksum_orig == 0, "Expected 0, got %x\n", checksum_orig);
 299     todo_wine ok(checksum_new == 0xaab4, "Expected 0xaab4, got %x\n", checksum_new);
 300
 301     memset(buffer, 0x22, sizeof(buffer));
 302     checksum_orig = checksum_new = 0xdeadbeef;
 303     ret = CheckSumMappedFile(buffer, 11, &checksum_orig, &checksum_new);
 304     ok(ret == NULL, "Expected NULL, got %p\n", ret);
 305     todo_wine ok(checksum_orig == 0, "Expected 0, got %x\n", checksum_orig);
 306     todo_wine ok(checksum_new == 0xaad7, "Expected 0xaad7, got %x\n", checksum_new);
 307
 308     /* test checksum of PE module */
 309     checksum_orig = checksum_new = 0xdeadbeef;
 310     ret = CheckSumMappedFile(test_pe_executable, sizeof(test_pe_executable),
 311                               &checksum_orig, &checksum_new);
 312     ok((char *)ret == test_pe_executable + 0x80, "Expected %p, got %p\n", test_pe_executable + 0x80, ret);
 313     ok(checksum_orig == 0xabcdef11, "Expected 0xabcdef11, got %x\n", checksum_orig);
 314     ok(checksum_new == 0xaa4, "Expected 0xaa4, got %x\n", checksum_new);
 315
 316     ret_bool = GetModuleInformation(GetCurrentProcess(), GetModuleHandleA(NULL),
 317                                      &modinfo, sizeof(modinfo));
 318     ok(ret_bool, "GetModuleInformation failed, error: %x\n", GetLastError());
 319
 320     SetLastError(0xdeadbeef);
 321     checksum_orig = checksum_new = 0xdeadbeef;
 322     ret = CheckSumMappedFile(modinfo.lpBaseOfDll, modinfo.SizeOfImage, &checksum_orig, &checksum_new);
 323     ok(ret != NULL, "Expected CheckSumMappedFile to succeed\n");
 324     ok(GetLastError() == 0xdeadbeef, "Expected err=0xdeadbeef, got %x\n", GetLastError());
 325     ok(checksum_orig != 0xdeadbeef, "Expected orig checksum != 0xdeadbeef\n");
 326     ok(checksum_new != 0xdeadbeef, "Expected new checksum != 0xdeadbeef\n");
 327
 328     SetLastError(0xdeadbeef);
 329     checksum_orig = checksum_new = 0xdeadbeef;
 330     ret = CheckSumMappedFile((char *)modinfo.lpBaseOfDll + 100, modinfo.SizeOfImage - 100,
 331                               &checksum_orig, &checksum_new);
 332     ok(!ret, "Expected CheckSumMappedFile to fail, got %p\n", ret);
 333     ok(GetLastError() == 0xdeadbeef, "Expected err=0xdeadbeef, got %x\n", GetLastError());
 334     todo_wine ok(checksum_orig == 0, "Expected 0, got %x\n", checksum_orig);
 335     todo_wine ok(checksum_new != 0 && checksum_new != 0xdeadbeef, "Got unexpected value %x\n", checksum_new);
 336
 337     nt_header = ImageNtHeader( modinfo.lpBaseOfDll );
 338     checksum_correct = nt_header->OptionalHeader.CheckSum;
 339
 340     checksum_orig = checksum_new = 0xdeadbeef;
 341     ret = CheckSumMappedFile(modinfo.lpBaseOfDll, (char *)nt_header - (char *)modinfo.lpBaseOfDll,
 342                               &checksum_orig, &checksum_new);
 343     ok(!ret || (ret == nt_header), "Expected CheckSumMappedFile to fail, got %p\n", ret);
 344     ok((checksum_orig == 0) || (checksum_orig == checksum_correct), "Expected %x, got %x\n", checksum_correct, checksum_orig);
 345     ok(checksum_new != 0 && checksum_new != 0xdeadbeef, "Got unexpected value %x\n", checksum_new);
 346
 347     checksum_orig = checksum_new = 0xdeadbeef;
 348     ret = CheckSumMappedFile(modinfo.lpBaseOfDll, sizeof(IMAGE_DOS_HEADER),
 349                               &checksum_orig, &checksum_new);
 350     ok(!ret || (ret == nt_header), "Expected CheckSumMappedFile to fail, got %p\n", ret);
 351     ok((checksum_orig == 0) || (checksum_orig == checksum_correct), "Expected %x, got %x\n", checksum_correct, checksum_orig);
 352     ok(checksum_new != 0 && checksum_new != 0xdeadbeef, "Got unexpected value %x\n", checksum_new);
 353
 354     checksum_orig = checksum_new = 0xdeadbeef;
 355     ret = CheckSumMappedFile(modinfo.lpBaseOfDll, 0, &checksum_orig, &checksum_new);
 356     ok(!ret || (ret == nt_header), "Expected CheckSumMappedFile to fail, got %p\n", ret);
 357     ok((checksum_orig == 0xdeadbeef) || (checksum_orig == checksum_correct), "Expected %x, got %x\n", checksum_correct, checksum_orig);
 358     ok((checksum_new == 0xdeadbeef) || (checksum_new != 0 && checksum_new != 0xdeadbeef), "Got unexpected value %x\n", checksum_new);
 359
 360     checksum_orig = checksum_new = 0xdeadbeef;
 361     ret = CheckSumMappedFile((char *)modinfo.lpBaseOfDll + 1, 0,
 362                               &checksum_orig, &checksum_new);
 363     ok(ret == NULL, "Expected NULL, got %p\n", ret);
 364     ok((checksum_orig == 0) || (checksum_orig == 0xdeadbeef), "Expected 0, got %x\n", checksum_orig);
 365     ok((checksum_new == 0) || (checksum_new == 0xdeadbeef), "Expected 0, got %x\n", checksum_new);
 366 }
 367
 368 START_TEST(integrity)
 369 {
 370     DWORD file_size, file_size_orig, first, second;
 371
 372     if (!copy_dll_file())
 373         return;
 374
 375     file_size_orig = get_file_size();
 376
 377     first = test_add_certificate(test_cert_data, sizeof(test_cert_data));
 378     test_get_certificate(test_cert_data, first);
 379     test_remove_certificate(first);
 380
 381     file_size = get_file_size();
 382     ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size);
 383
 384     /* Try adding multiple certificates */
 385     first = test_add_certificate(test_cert_data, sizeof(test_cert_data));
 386     second = test_add_certificate(test_cert_data_2, sizeof(test_cert_data_2));
 387     ok(second == first + 1, "got %d %d\n", first, second);
 388
 389     test_get_certificate(test_cert_data, first);
 390     test_get_certificate(test_cert_data_2, second);
 391
 392     /* Remove the first one and verify the second certificate is intact */
 393     test_remove_certificate(first);
 394     second--;
 395     test_get_certificate(test_cert_data_2, second);
 396
 397     test_remove_certificate(second);
 398
 399     file_size = get_file_size();
 400     ok(file_size == file_size_orig, "File size different after add and remove (old: %d; new: %d)\n", file_size_orig, file_size);
 401
 402     test_pe_checksum();
 403
 404     DeleteFileA(test_dll_path);
 405 }