| 1 | // Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information. |
| 2 | |
| 3 | #include "precomp.h" |
| 4 | |
| 5 | #define SIXTY_FOUR_MEG 64 * 1024 * 1024 |
| 6 | |
| 7 | // prototypes |
| 8 | static HRESULT ExecuteCertificateOperation( |
| 9 | __in MSIHANDLE hInstall, |
| 10 | __in SCA_ACTION saAction, |
| 11 | __in DWORD dwStoreRoot |
| 12 | ); |
| 13 | |
| 14 | static HRESULT ReadCertificateFile( |
| 15 | __in LPCWSTR wzPath, |
| 16 | __out BYTE** prgbData, |
| 17 | __out DWORD* pcbData |
| 18 | ); |
| 19 | |
| 20 | static HRESULT InstallCertificatePackage( |
| 21 | __in HCERTSTORE hStore, |
| 22 | __in BOOL fUserCertificateStore, |
| 23 | __in LPCWSTR wzName, |
| 24 | __in_opt BYTE* rgbData, |
| 25 | __in DWORD cbData, |
| 26 | __in BOOL fVital, |
| 27 | __in_opt LPCWSTR wzPFXPassword |
| 28 | ); |
| 29 | |
| 30 | static HRESULT UninstallCertificatePackage( |
| 31 | __in HCERTSTORE hStore, |
| 32 | __in BOOL fUserCertificateStore, |
| 33 | __in LPCWSTR wzName |
| 34 | ); |
| 35 | |
| 36 | static HRESULT AddCertificate( |
| 37 | __in HCERTSTORE hStore, |
| 38 | __in PCCERT_CONTEXT pCertContext, |
| 39 | __in LPCWSTR wzCertificateUniqueName, |
| 40 | __in BOOL fVital |
| 41 | ); |
| 42 | |
| 43 | /* **************************************************************** |
| 44 | AddUserCertificate - CUSTOM ACTION ENTRY POINT for adding per-user |
| 45 | certificates |
| 46 | |
| 47 | * ***************************************************************/ |
| 48 | extern "C" UINT __stdcall AddUserCertificate( |
| 49 | __in MSIHANDLE hInstall |
| 50 | ) |
| 51 | { |
| 52 | HRESULT hr = S_OK; |
| 53 | DWORD er = ERROR_SUCCESS; |
| 54 | |
| 55 | hr = WcaInitialize(hInstall, "AddUserCertificate"); |
| 56 | ExitOnFailure(hr, "Failed to initialize AddUserCertificate."); |
| 57 | |
| 58 | hr = ExecuteCertificateOperation(hInstall, SCA_ACTION_INSTALL, CERT_SYSTEM_STORE_CURRENT_USER); |
| 59 | ExitOnFailure(hr, "Failed to install per-user certificate."); |
| 60 | |
| 61 | LExit: |
| 62 | er = SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_INSTALL_FAILURE; |
| 63 | return WcaFinalize(er); |
| 64 | } |
| 65 | |
| 66 | |
| 67 | /* **************************************************************** |
| 68 | AddMachineCertificate - CUSTOM ACTION ENTRY POINT for adding |
| 69 | per-machine certificates |
| 70 | |
| 71 | * ***************************************************************/ |
| 72 | extern "C" UINT __stdcall AddMachineCertificate( |
| 73 | __in MSIHANDLE hInstall |
| 74 | ) |
| 75 | { |
| 76 | HRESULT hr = S_OK; |
| 77 | DWORD er = ERROR_SUCCESS; |
| 78 | |
| 79 | hr = WcaInitialize(hInstall, "AddMachineCertificate"); |
| 80 | ExitOnFailure(hr, "Failed to initialize AddMachineCertificate."); |
| 81 | |
| 82 | hr = ExecuteCertificateOperation(hInstall, SCA_ACTION_INSTALL, CERT_SYSTEM_STORE_LOCAL_MACHINE); |
| 83 | ExitOnFailure(hr, "Failed to install per-machine certificate."); |
| 84 | |
| 85 | LExit: |
| 86 | er = SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_INSTALL_FAILURE; |
| 87 | return WcaFinalize(er); |
| 88 | } |
| 89 | |
| 90 | |
| 91 | /* **************************************************************** |
| 92 | DeleteUserCertificate - CUSTOM ACTION ENTRY POINT for deleting |
| 93 | per-user certificates |
| 94 | |
| 95 | * ***************************************************************/ |
| 96 | extern "C" UINT __stdcall DeleteUserCertificate( |
| 97 | __in MSIHANDLE hInstall |
| 98 | ) |
| 99 | { |
| 100 | HRESULT hr = S_OK; |
| 101 | DWORD er = ERROR_SUCCESS; |
| 102 | |
| 103 | hr = WcaInitialize(hInstall, "DeleteUserCertificate"); |
| 104 | ExitOnFailure(hr, "Failed to initialize DeleteUserCertificate."); |
| 105 | |
| 106 | hr = ExecuteCertificateOperation(hInstall, SCA_ACTION_UNINSTALL, CERT_SYSTEM_STORE_CURRENT_USER); |
| 107 | ExitOnFailure(hr, "Failed to uninstall per-user certificate."); |
| 108 | |
| 109 | LExit: |
| 110 | er = SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_INSTALL_FAILURE; |
| 111 | return WcaFinalize(er); |
| 112 | } |
| 113 | |
| 114 | |
| 115 | /* **************************************************************** |
| 116 | DeleteMachineCertificate - CUSTOM ACTION ENTRY POINT for deleting |
| 117 | per-machine certificates |
| 118 | |
| 119 | * ***************************************************************/ |
| 120 | extern "C" UINT __stdcall DeleteMachineCertificate( |
| 121 | __in MSIHANDLE hInstall |
| 122 | ) |
| 123 | { |
| 124 | HRESULT hr = S_OK; |
| 125 | DWORD er = ERROR_SUCCESS; |
| 126 | |
| 127 | hr = WcaInitialize(hInstall, "DeleteMachineCertificate"); |
| 128 | ExitOnFailure(hr, "Failed to initialize DeleteMachineCertificate."); |
| 129 | |
| 130 | hr = ExecuteCertificateOperation(hInstall, SCA_ACTION_UNINSTALL, CERT_SYSTEM_STORE_LOCAL_MACHINE); |
| 131 | ExitOnFailure(hr, "Failed to uninstall per-machine certificate."); |
| 132 | |
| 133 | LExit: |
| 134 | er = SUCCEEDED(hr) ? ERROR_SUCCESS : ERROR_INSTALL_FAILURE; |
| 135 | return WcaFinalize(er); |
| 136 | } |
| 137 | |
| 138 | |
| 139 | static HRESULT ExecuteCertificateOperation( |
| 140 | __in MSIHANDLE /*hInstall*/, |
| 141 | __in SCA_ACTION saAction, |
| 142 | __in DWORD dwStoreLocation |
| 143 | ) |
| 144 | { |
| 145 | //AssertSz(FALSE, "Debug ExecuteCertificateOperation() here."); |
| 146 | Assert(saAction & SCA_ACTION_INSTALL || saAction & SCA_ACTION_UNINSTALL); |
| 147 | |
| 148 | HRESULT hr = S_OK; |
| 149 | LPWSTR pwzCaData = NULL; |
| 150 | LPWSTR pwz; |
| 151 | LPWSTR pwzName = NULL; |
| 152 | LPWSTR pwzStore = NULL; |
| 153 | int iAttributes = 0; |
| 154 | LPWSTR pwzPFXPassword = NULL; |
| 155 | LPWSTR pwzFilePath = NULL; |
| 156 | BYTE* pbData = NULL; |
| 157 | DWORD_PTR cbData = 0; |
| 158 | DWORD_PTR cbPFXPassword = 0; |
| 159 | |
| 160 | BOOL fUserStoreLocation = (CERT_SYSTEM_STORE_CURRENT_USER == dwStoreLocation); |
| 161 | HCERTSTORE hCertStore = NULL; |
| 162 | |
| 163 | hr = WcaGetProperty(L"CustomActionData", &pwzCaData); |
| 164 | ExitOnFailure(hr, "Failed to get CustomActionData"); |
| 165 | |
| 166 | WcaLog(LOGMSG_TRACEONLY, "CustomActionData: %ls", pwzCaData); |
| 167 | |
| 168 | pwz = pwzCaData; |
| 169 | hr = WcaReadStringFromCaData(&pwz, &pwzName); |
| 170 | ExitOnFailure(hr, "Failed to parse certificate name."); |
| 171 | hr = WcaReadStringFromCaData(&pwz, &pwzStore); |
| 172 | ExitOnFailure(hr, "Failed to parse CustomActionData, StoreName"); |
| 173 | hr = WcaReadIntegerFromCaData(&pwz, &iAttributes); |
| 174 | ExitOnFailure(hr, "Failed to parse certificate attribute"); |
| 175 | if (SCA_ACTION_INSTALL == saAction) // install operations need more data |
| 176 | { |
| 177 | hr = WcaReadStreamFromCaData(&pwz, &pbData, &cbData); |
| 178 | ExitOnFailure(hr, "Failed to parse certificate stream."); |
| 179 | |
| 180 | hr = WcaReadStringFromCaData(&pwz, &pwzPFXPassword); |
| 181 | ExitOnFailure(hr, "Failed to parse certificate password."); |
| 182 | } |
| 183 | |
| 184 | // Open the right store. |
| 185 | hCertStore = ::CertOpenStore(CERT_STORE_PROV_SYSTEM, 0, NULL, dwStoreLocation | CERT_STORE_MAXIMUM_ALLOWED_FLAG, pwzStore); |
| 186 | MessageExitOnNullWithLastError(hCertStore, hr, msierrCERTFailedOpen, "Failed to open certificate store: %ls", pwzStore); |
| 187 | |
| 188 | if (SCA_ACTION_INSTALL == saAction) // install operations need more data |
| 189 | { |
| 190 | // Uninstall existing versions of this package. Ignore any failures |
| 191 | // This is needed to clean up the private key of a cert when we replace an existing cert |
| 192 | // CertAddCertificateContextToStore(CERT_STORE_ADD_REPLACE_EXISTING) does not remove the private key if the cert is replaced |
| 193 | UninstallCertificatePackage(hCertStore, fUserStoreLocation, pwzName); |
| 194 | |
| 195 | hr = InstallCertificatePackage(hCertStore, fUserStoreLocation, pwzName, pbData, (DWORD)cbData, iAttributes & SCA_CERT_ATTRIBUTE_VITAL, pwzPFXPassword); |
| 196 | ExitOnFailure(hr, "Failed to install certificate."); |
| 197 | } |
| 198 | else |
| 199 | { |
| 200 | Assert(SCA_ACTION_UNINSTALL == saAction); |
| 201 | |
| 202 | hr = UninstallCertificatePackage(hCertStore, fUserStoreLocation, pwzName); |
| 203 | ExitOnFailure(hr, "Failed to uninstall certificate."); |
| 204 | } |
| 205 | |
| 206 | LExit: |
| 207 | if (NULL != pwzPFXPassword && SUCCEEDED(StrSize(pwzPFXPassword, &cbPFXPassword))) |
| 208 | { |
| 209 | SecureZeroMemory(pwzPFXPassword, cbPFXPassword); |
| 210 | } |
| 211 | |
| 212 | if (hCertStore) |
| 213 | { |
| 214 | if (!::CertCloseStore(hCertStore, CERT_CLOSE_STORE_CHECK_FLAG)) |
| 215 | { |
| 216 | WcaLog(LOGMSG_VERBOSE, "Cert store was closed but not all resources were freed. Error 0x%x", GetLastError()); |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | ReleaseMem(pbData); |
| 221 | ReleaseStr(pwzFilePath); |
| 222 | ReleaseStr(pwzPFXPassword); |
| 223 | ReleaseStr(pwzStore); |
| 224 | ReleaseStr(pwzName); |
| 225 | ReleaseStr(pwzCaData); |
| 226 | return hr; |
| 227 | } |
| 228 | |
| 229 | |
| 230 | static HRESULT InstallCertificatePackage( |
| 231 | __in HCERTSTORE hStore, |
| 232 | __in BOOL fUserCertificateStore, |
| 233 | __in LPCWSTR wzName, |
| 234 | __in_opt BYTE* rgbData, |
| 235 | __in DWORD cbData, |
| 236 | __in BOOL fVital, |
| 237 | __in_opt LPCWSTR wzPFXPassword |
| 238 | ) |
| 239 | { |
| 240 | HRESULT hr = S_OK; |
| 241 | |
| 242 | HCERTSTORE hPfxCertStore = NULL; |
| 243 | PCCERT_CONTEXT pCertContext = NULL; |
| 244 | CERT_BLOB blob = { 0 }; |
| 245 | DWORD dwKeyset = fUserCertificateStore ? CRYPT_USER_KEYSET : CRYPT_MACHINE_KEYSET; |
| 246 | DWORD dwEncodingType; |
| 247 | DWORD dwContentType; |
| 248 | DWORD dwFormatType; |
| 249 | LPWSTR pwzUniqueName = NULL; |
| 250 | int iUniqueId = 0; |
| 251 | |
| 252 | // Figure out what type of blob (certificate or PFX) we're dealing with here. |
| 253 | blob.pbData = rgbData; |
| 254 | blob.cbData = cbData; |
| 255 | |
| 256 | if (!::CryptQueryObject(CERT_QUERY_OBJECT_BLOB, &blob, CERT_QUERY_CONTENT_FLAG_ALL, CERT_QUERY_FORMAT_FLAG_ALL, 0, &dwEncodingType, &dwContentType, &dwFormatType, NULL, NULL, (LPCVOID*)&pCertContext)) |
| 257 | { |
| 258 | ExitWithLastError(hr, "Failed to parse the certificate blob: %ls", wzName); |
| 259 | } |
| 260 | |
| 261 | hr = StrAllocFormatted(&pwzUniqueName, L"%s_wixCert_%d", wzName, ++iUniqueId); |
| 262 | ExitOnFailure(hr, "Failed to format unique name"); |
| 263 | |
| 264 | if (!pCertContext) |
| 265 | { |
| 266 | // If we have a PFX blob, get the first certificate out of the PFX and use that instead of the PFX. |
| 267 | if (dwContentType & CERT_QUERY_CONTENT_PFX) |
| 268 | { |
| 269 | ExitOnNull(wzPFXPassword, hr, E_INVALIDARG, "Failed to import PFX blob because no password was provided"); |
| 270 | |
| 271 | // If we fail and our password is blank, also try passing in NULL for the password (according to the docs) |
| 272 | hPfxCertStore = ::PFXImportCertStore((CRYPT_DATA_BLOB*)&blob, wzPFXPassword, dwKeyset); |
| 273 | if (NULL == hPfxCertStore && !*wzPFXPassword) |
| 274 | { |
| 275 | hPfxCertStore = ::PFXImportCertStore((CRYPT_DATA_BLOB*)&blob, NULL, dwKeyset); |
| 276 | } |
| 277 | ExitOnNullWithLastError(hPfxCertStore, hr, "Failed to open PFX file."); |
| 278 | |
| 279 | // Install all certificates in the PFX |
| 280 | for (pCertContext = ::CertEnumCertificatesInStore(hPfxCertStore, pCertContext); |
| 281 | pCertContext; |
| 282 | pCertContext = ::CertEnumCertificatesInStore(hPfxCertStore, pCertContext)) |
| 283 | { |
| 284 | hr = AddCertificate(hStore, pCertContext, pwzUniqueName, fVital); |
| 285 | MessageExitOnFailure(hr, msierrCERTFailedAdd, "Failed to add certificate to the store."); |
| 286 | |
| 287 | hr = StrAllocFormatted(&pwzUniqueName, L"%s_wixCert_%d", wzName, ++iUniqueId); |
| 288 | ExitOnFailure(hr, "Failed to format unique name"); |
| 289 | } |
| 290 | } |
| 291 | else |
| 292 | { |
| 293 | hr = E_UNEXPECTED; |
| 294 | ExitOnFailure(hr, "Unexpected certificate type processed."); |
| 295 | } |
| 296 | } |
| 297 | else |
| 298 | { |
| 299 | hr = AddCertificate(hStore, pCertContext, pwzUniqueName, fVital); |
| 300 | MessageExitOnFailure(hr, msierrCERTFailedAdd, "Failed to add certificate to the store."); |
| 301 | } |
| 302 | |
| 303 | hr = WcaProgressMessage(COST_CERT_ADD, FALSE); |
| 304 | ExitOnFailure(hr, "Failed to send install progress message."); |
| 305 | |
| 306 | LExit: |
| 307 | ReleaseStr(pwzUniqueName); |
| 308 | |
| 309 | if (pCertContext) |
| 310 | { |
| 311 | ::CertFreeCertificateContext(pCertContext); |
| 312 | } |
| 313 | |
| 314 | // Close the stores after the context's are released. |
| 315 | if (hPfxCertStore) |
| 316 | { |
| 317 | if (!::CertCloseStore(hPfxCertStore, CERT_CLOSE_STORE_CHECK_FLAG)) |
| 318 | { |
| 319 | WcaLog(LOGMSG_VERBOSE, "PFX cert store was closed but not all resources were freed. Error 0x%x", GetLastError()); |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | return hr; |
| 324 | } |
| 325 | |
| 326 | |
| 327 | static HRESULT UninstallCertificatePackage( |
| 328 | __in HCERTSTORE hStore, |
| 329 | __in BOOL fUserCertificateStore, |
| 330 | __in LPCWSTR wzName |
| 331 | ) |
| 332 | { |
| 333 | HRESULT hr = S_OK; |
| 334 | DWORD er = ERROR_SUCCESS; |
| 335 | PCCERT_CONTEXT pCertContext = NULL; |
| 336 | CRYPT_KEY_PROV_INFO* pPrivateKeyInfo = NULL; |
| 337 | LPWSTR pwzUniquePrefix = NULL; |
| 338 | int ccUniquePrefix = 0; |
| 339 | |
| 340 | hr = StrAllocFormatted(&pwzUniquePrefix, L"%s_wixCert_", wzName); |
| 341 | ExitOnFailure(hr, "Failed to format unique name"); |
| 342 | ccUniquePrefix = ::lstrlenW(pwzUniquePrefix); |
| 343 | |
| 344 | WcaLog(LOGMSG_STANDARD, "Deleting certificate that begin with friendly name: %ls", pwzUniquePrefix); |
| 345 | |
| 346 | // Loop through all certificates in the store, deleting the ones that begin with our prefix. |
| 347 | while (NULL != (pCertContext = ::CertFindCertificateInStore(hStore, PKCS_7_ASN_ENCODING | X509_ASN_ENCODING, 0, CERT_FIND_ANY, NULL, pCertContext))) |
| 348 | { |
| 349 | WCHAR wzFriendlyName[256] = { 0 }; |
| 350 | DWORD cbFriendlyName = sizeof(wzFriendlyName); |
| 351 | |
| 352 | if (::CertGetCertificateContextProperty(pCertContext, CERT_FRIENDLY_NAME_PROP_ID, reinterpret_cast<BYTE*>(wzFriendlyName), &cbFriendlyName) && |
| 353 | lstrlenW(wzFriendlyName) >= ccUniquePrefix && |
| 354 | CSTR_EQUAL == ::CompareStringW(LOCALE_SYSTEM_DEFAULT, 0, pwzUniquePrefix, ccUniquePrefix, wzFriendlyName, ccUniquePrefix)) |
| 355 | { |
| 356 | PCCERT_CONTEXT pCertContextDelete = ::CertDuplicateCertificateContext(pCertContext); // duplicate the context so we can delete it with out disrupting the looping |
| 357 | if(pCertContextDelete) |
| 358 | { |
| 359 | // Delete the certificate and if successful delete the matching private key as well. |
| 360 | if (::CertDeleteCertificateFromStore(pCertContextDelete)) |
| 361 | { |
| 362 | // If we found private key info, delete it. |
| 363 | hr = CertReadProperty(pCertContextDelete, CERT_KEY_PROV_INFO_PROP_ID, &pPrivateKeyInfo, NULL); |
| 364 | if (SUCCEEDED(hr)) |
| 365 | { |
| 366 | HCRYPTPROV hProvIgnored = NULL; // ignored on deletes. |
| 367 | DWORD dwKeyset = fUserCertificateStore ? CRYPT_USER_KEYSET : CRYPT_MACHINE_KEYSET; |
| 368 | |
| 369 | if (!::CryptAcquireContextW(&hProvIgnored, pPrivateKeyInfo->pwszContainerName, pPrivateKeyInfo->pwszProvName, pPrivateKeyInfo->dwProvType, dwKeyset | CRYPT_DELETEKEYSET | CRYPT_SILENT)) |
| 370 | { |
| 371 | er = ::GetLastError(); |
| 372 | hr = HRESULT_FROM_WIN32(er); |
| 373 | } |
| 374 | |
| 375 | ReleaseNullMem(pPrivateKeyInfo); |
| 376 | } |
| 377 | else // don't worry about failures to delete private keys. |
| 378 | { |
| 379 | hr = S_OK; |
| 380 | } |
| 381 | } |
| 382 | else |
| 383 | { |
| 384 | er = ::GetLastError(); |
| 385 | hr = HRESULT_FROM_WIN32(er); |
| 386 | } |
| 387 | |
| 388 | if (FAILED(hr)) |
| 389 | { |
| 390 | WcaLog(LOGMSG_STANDARD, "Failed to delete certificate with friendly name: %ls, continuing anyway. Error: 0x%x", wzFriendlyName, hr); |
| 391 | } |
| 392 | |
| 393 | pCertContextDelete = NULL; |
| 394 | } |
| 395 | } |
| 396 | } |
| 397 | |
| 398 | hr = WcaProgressMessage(COST_CERT_DELETE, FALSE); |
| 399 | ExitOnFailure(hr, "Failed to send uninstall progress message."); |
| 400 | |
| 401 | LExit: |
| 402 | ReleaseStr(pwzUniquePrefix); |
| 403 | ReleaseMem(pPrivateKeyInfo); |
| 404 | if(pCertContext) |
| 405 | { |
| 406 | ::CertFreeCertificateContext(pCertContext); |
| 407 | } |
| 408 | |
| 409 | return hr; |
| 410 | } |
| 411 | |
| 412 | static HRESULT AddCertificate( |
| 413 | __in HCERTSTORE hStore, |
| 414 | __in PCCERT_CONTEXT pCertContext, |
| 415 | __in LPCWSTR wzCertificateUniqueName, |
| 416 | __in BOOL fVital |
| 417 | ) |
| 418 | { |
| 419 | HRESULT hr = S_OK; |
| 420 | |
| 421 | WcaLog(LOGMSG_STANDARD, "Adding certificate: %ls", wzCertificateUniqueName); |
| 422 | |
| 423 | hr = CertInstallSingleCertificate(hStore, pCertContext, wzCertificateUniqueName); |
| 424 | if (FAILED(hr) && !fVital) |
| 425 | { |
| 426 | WcaLog(LOGMSG_STANDARD, "Could not add non-vital certificate: %ls due to error: 0x%x, continuing...", wzCertificateUniqueName, hr); |
| 427 | hr = S_FALSE; |
| 428 | } |
| 429 | |
| 430 | return hr; |
| 431 | } |