| 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 | HRESULT ShellExec( |
| 6 | __in LPCWSTR wzTarget, |
| 7 | __in BOOL fUnelevated |
| 8 | ) |
| 9 | { |
| 10 | HRESULT hr = S_OK; |
| 11 | LPWSTR sczWorkingDirectory = NULL; |
| 12 | |
| 13 | // a reasonable working directory (not the system32 default from MSI) is the directory where the target lives |
| 14 | hr = PathGetDirectory(wzTarget, &sczWorkingDirectory); |
| 15 | ExitOnFailure(hr, "failed to get directory for target: %ls", wzTarget); |
| 16 | |
| 17 | if (!DirExists(sczWorkingDirectory, NULL)) |
| 18 | { |
| 19 | ReleaseNullStr(sczWorkingDirectory); |
| 20 | } |
| 21 | |
| 22 | if (fUnelevated) |
| 23 | { |
| 24 | hr = ShelExecUnelevated(wzTarget, NULL, NULL, sczWorkingDirectory, SW_SHOWDEFAULT); |
| 25 | ExitOnFailure(hr, "ShelExecUnelevated failed with target %ls", wzTarget); |
| 26 | } |
| 27 | else |
| 28 | { |
| 29 | HINSTANCE hinst = ::ShellExecuteW(NULL, NULL, wzTarget, NULL, sczWorkingDirectory, SW_SHOWDEFAULT); |
| 30 | if (hinst <= HINSTANCE(32)) |
| 31 | { |
| 32 | LONG64 code = reinterpret_cast<LONG64>(hinst); |
| 33 | switch (code) |
| 34 | { |
| 35 | case ERROR_FILE_NOT_FOUND: |
| 36 | hr = HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND); |
| 37 | break; |
| 38 | case ERROR_PATH_NOT_FOUND: |
| 39 | hr = HRESULT_FROM_WIN32(ERROR_PATH_NOT_FOUND); |
| 40 | break; |
| 41 | case ERROR_BAD_FORMAT: |
| 42 | hr = HRESULT_FROM_WIN32(ERROR_BAD_FORMAT); |
| 43 | break; |
| 44 | case SE_ERR_ASSOCINCOMPLETE: |
| 45 | case SE_ERR_NOASSOC: |
| 46 | hr = HRESULT_FROM_WIN32(ERROR_NO_ASSOCIATION); |
| 47 | break; |
| 48 | case SE_ERR_DDEBUSY: |
| 49 | case SE_ERR_DDEFAIL: |
| 50 | case SE_ERR_DDETIMEOUT: |
| 51 | hr = HRESULT_FROM_WIN32(ERROR_DDE_FAIL); |
| 52 | break; |
| 53 | case SE_ERR_DLLNOTFOUND: |
| 54 | hr = HRESULT_FROM_WIN32(ERROR_DLL_NOT_FOUND); |
| 55 | break; |
| 56 | case SE_ERR_OOM: |
| 57 | hr = E_OUTOFMEMORY; |
| 58 | break; |
| 59 | case SE_ERR_ACCESSDENIED: |
| 60 | hr = E_ACCESSDENIED; |
| 61 | break; |
| 62 | default: |
| 63 | hr = E_FAIL; |
| 64 | } |
| 65 | |
| 66 | ExitOnFailure(hr, "ShellExec failed with return code %llu.", code); |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | |
| 71 | LExit: |
| 72 | ReleaseStr(sczWorkingDirectory); |
| 73 | return hr; |
| 74 | } |
| 75 | |
| 76 | extern "C" UINT __stdcall WixShellExec( |
| 77 | __in MSIHANDLE hInstall |
| 78 | ) |
| 79 | { |
| 80 | Assert(hInstall); |
| 81 | HRESULT hr = S_OK; |
| 82 | UINT er = ERROR_SUCCESS; |
| 83 | LPWSTR pwzTarget = NULL; |
| 84 | |
| 85 | hr = WcaInitialize(hInstall, "WixShellExec"); |
| 86 | ExitOnFailure(hr, "failed to initialize"); |
| 87 | |
| 88 | hr = WcaGetFormattedProperty(L"WixShellExecTarget", &pwzTarget); |
| 89 | ExitOnFailure(hr, "failed to get WixShellExecTarget"); |
| 90 | |
| 91 | WcaLog(LOGMSG_VERBOSE, "WixShellExecTarget is %ls", pwzTarget); |
| 92 | |
| 93 | if (!pwzTarget || !*pwzTarget) |
| 94 | { |
| 95 | hr = E_INVALIDARG; |
| 96 | ExitOnFailure(hr, "failed to get WixShellExecTarget"); |
| 97 | } |
| 98 | |
| 99 | hr = ShellExec(pwzTarget, FALSE); |
| 100 | ExitOnFailure(hr, "failed to launch target"); |
| 101 | |
| 102 | LExit: |
| 103 | ReleaseStr(pwzTarget); |
| 104 | |
| 105 | if (FAILED(hr)) |
| 106 | { |
| 107 | er = ERROR_INSTALL_FAILURE; |
| 108 | } |
| 109 | return WcaFinalize(er); |
| 110 | } |
| 111 | |
| 112 | extern "C" UINT __stdcall WixUnelevatedShellExec( |
| 113 | __in MSIHANDLE hInstall |
| 114 | ) |
| 115 | { |
| 116 | Assert(hInstall); |
| 117 | HRESULT hr = S_OK; |
| 118 | UINT er = ERROR_SUCCESS; |
| 119 | LPWSTR pwzTarget = NULL; |
| 120 | |
| 121 | hr = WcaInitialize(hInstall, "WixUnelevatedShellExec"); |
| 122 | ExitOnFailure(hr, "failed to initialize"); |
| 123 | |
| 124 | hr = WcaGetFormattedProperty(L"WixUnelevatedShellExecTarget", &pwzTarget); |
| 125 | ExitOnFailure(hr, "failed to get WixUnelevatedShellExecTarget"); |
| 126 | |
| 127 | WcaLog(LOGMSG_VERBOSE, "WixUnelevatedShellExecTarget is %ls", pwzTarget); |
| 128 | |
| 129 | if (!pwzTarget || !*pwzTarget) |
| 130 | { |
| 131 | hr = E_INVALIDARG; |
| 132 | ExitOnFailure(hr, "failed to get WixShellExecTarget"); |
| 133 | } |
| 134 | |
| 135 | hr = ShellExec(pwzTarget, TRUE); |
| 136 | ExitOnFailure(hr, "failed to launch target"); |
| 137 | |
| 138 | LExit: |
| 139 | ReleaseStr(pwzTarget); |
| 140 | |
| 141 | if (FAILED(hr)) |
| 142 | { |
| 143 | er = ERROR_INSTALL_FAILURE; |
| 144 | } |
| 145 | return WcaFinalize(er); |
| 146 | } |
| 147 | |
| 148 | // |
| 149 | // ExtractBinary extracts the data from the Binary table row with the given ID into a file. |
| 150 | // |
| 151 | HRESULT ExtractBinary( |
| 152 | __in LPCWSTR wzBinaryId, |
| 153 | __out BYTE** pbData, |
| 154 | __out DWORD* pcbData |
| 155 | ) |
| 156 | { |
| 157 | HRESULT hr = S_OK; |
| 158 | LPWSTR pwzSql = NULL; |
| 159 | PMSIHANDLE hView; |
| 160 | PMSIHANDLE hRec; |
| 161 | |
| 162 | // make sure we're not horked from the get-go |
| 163 | hr = WcaTableExists(L"Binary"); |
| 164 | if (S_OK != hr) |
| 165 | { |
| 166 | if (SUCCEEDED(hr)) |
| 167 | { |
| 168 | hr = E_UNEXPECTED; |
| 169 | } |
| 170 | ExitOnFailure(hr, "There is no Binary table."); |
| 171 | } |
| 172 | |
| 173 | ExitOnNull(wzBinaryId, hr, E_INVALIDARG, "Binary ID cannot be null"); |
| 174 | ExitOnNull(*wzBinaryId, hr, E_INVALIDARG, "Binary ID cannot be empty string"); |
| 175 | |
| 176 | hr = StrAllocFormatted(&pwzSql, L"SELECT `Data` FROM `Binary` WHERE `Name`=\'%s\'", wzBinaryId); |
| 177 | ExitOnFailure(hr, "Failed to allocate Binary table query."); |
| 178 | |
| 179 | hr = WcaOpenExecuteView(pwzSql, &hView); |
| 180 | ExitOnFailure(hr, "Failed to open view on Binary table"); |
| 181 | |
| 182 | hr = WcaFetchSingleRecord(hView, &hRec); |
| 183 | ExitOnFailure(hr, "Failed to retrieve request from Binary table"); |
| 184 | |
| 185 | hr = WcaGetRecordStream(hRec, 1, pbData, pcbData); |
| 186 | ExitOnFailure(hr, "Failed to read Binary.Data."); |
| 187 | |
| 188 | LExit: |
| 189 | ReleaseStr(pwzSql); |
| 190 | |
| 191 | return hr; |
| 192 | } |
| 193 | |
| 194 | extern "C" UINT __stdcall WixShellExecBinary( |
| 195 | __in MSIHANDLE hInstall |
| 196 | ) |
| 197 | { |
| 198 | Assert(hInstall); |
| 199 | HRESULT hr = S_OK; |
| 200 | UINT er = ERROR_SUCCESS; |
| 201 | LPWSTR pwzBinary = NULL; |
| 202 | LPWSTR pwzFilename = NULL; |
| 203 | BYTE* pbData = NULL; |
| 204 | DWORD cbData = 0; |
| 205 | HANDLE hFile = INVALID_HANDLE_VALUE; |
| 206 | |
| 207 | #if 0 |
| 208 | ::MessageBoxA(0, "WixShellExecBinary", "-->> ATTACH HERE", MB_OK); |
| 209 | #endif |
| 210 | |
| 211 | hr = WcaInitialize(hInstall, "WixShellExecBinary"); |
| 212 | ExitOnFailure(hr, "failed to initialize"); |
| 213 | |
| 214 | hr = WcaGetFormattedProperty(L"WixShellExecBinaryId", &pwzBinary); |
| 215 | ExitOnFailure(hr, "failed to get WixShellExecBinaryId"); |
| 216 | |
| 217 | WcaLog(LOGMSG_VERBOSE, "WixShellExecBinaryId is %ls", pwzBinary); |
| 218 | |
| 219 | if (!pwzBinary || !*pwzBinary) |
| 220 | { |
| 221 | hr = E_INVALIDARG; |
| 222 | ExitOnFailure(hr, "failed to get WixShellExecBinaryId"); |
| 223 | } |
| 224 | |
| 225 | // get temporary path for extracted file |
| 226 | StrAlloc(&pwzFilename, MAX_PATH); |
| 227 | ExitOnFailure(hr, "Failed to allocate temporary path"); |
| 228 | ::GetTempPathW(MAX_PATH, pwzFilename); |
| 229 | hr = ::StringCchCatW(pwzFilename, MAX_PATH, pwzBinary); |
| 230 | ExitOnFailure(hr, "Failed to append filename."); |
| 231 | |
| 232 | // grab the bits |
| 233 | hr = ExtractBinary(pwzBinary, &pbData, &cbData); |
| 234 | ExitOnFailure(hr, "failed to extract binary data"); |
| 235 | |
| 236 | // write 'em to the temp file |
| 237 | hFile = ::CreateFileW(pwzFilename, GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); |
| 238 | if (INVALID_HANDLE_VALUE == hFile) |
| 239 | { |
| 240 | ExitWithLastError(hr, "Failed to open new temp file: %ls", pwzFilename); |
| 241 | } |
| 242 | |
| 243 | DWORD cbWritten = 0; |
| 244 | if (!::WriteFile(hFile, pbData, cbData, &cbWritten, NULL)) |
| 245 | { |
| 246 | ExitWithLastError(hr, "Failed to write data to new temp file: %ls", pwzFilename); |
| 247 | } |
| 248 | |
| 249 | // close it |
| 250 | ::CloseHandle(hFile); |
| 251 | hFile = INVALID_HANDLE_VALUE; |
| 252 | |
| 253 | // and run it |
| 254 | hr = ShellExec(pwzFilename, FALSE); |
| 255 | ExitOnFailure(hr, "failed to launch target: %ls", pwzFilename); |
| 256 | |
| 257 | LExit: |
| 258 | ReleaseStr(pwzBinary); |
| 259 | ReleaseStr(pwzFilename); |
| 260 | ReleaseMem(pbData); |
| 261 | if (INVALID_HANDLE_VALUE != hFile) |
| 262 | { |
| 263 | ::CloseHandle(hFile); |
| 264 | } |
| 265 | |
| 266 | if (FAILED(hr)) |
| 267 | { |
| 268 | er = ERROR_INSTALL_FAILURE; |
| 269 | } |
| 270 | return WcaFinalize(er); |
| 271 | } |