| 1 | /* | 
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| 2 | * synergy -- mouse and keyboard sharing utility | 
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| 3 | * Copyright (C) 2002 Chris Schoeneman | 
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| 4 | * | 
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| 5 | * This package is free software; you can redistribute it and/or | 
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| 6 | * modify it under the terms of the GNU General Public License | 
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| 7 | * found in the file COPYING that should have accompanied this file. | 
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| 8 | * | 
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| 9 | * This package is distributed in the hope that it will be useful, | 
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
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| 12 | * GNU General Public License for more details. | 
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| 13 | */ | 
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| 14 |  | 
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| 15 | #include "CArchDaemonWindows.h" | 
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| 16 | #include "CArch.h" | 
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| 17 | #include "CArchMiscWindows.h" | 
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| 18 | #include "XArchWindows.h" | 
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| 19 | #include "stdvector.h" | 
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| 20 |  | 
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| 21 | // | 
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| 22 | // CArchDaemonWindows | 
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| 23 | // | 
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| 24 |  | 
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| 25 | CArchDaemonWindows*             CArchDaemonWindows::s_daemon = NULL; | 
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| 26 |  | 
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| 27 | CArchDaemonWindows::CArchDaemonWindows() | 
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| 28 | { | 
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| 29 | m_quitMessage = RegisterWindowMessage("SynergyDaemonExit"); | 
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| 30 | } | 
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| 31 |  | 
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| 32 | CArchDaemonWindows::~CArchDaemonWindows() | 
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| 33 | { | 
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| 34 | // do nothing | 
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| 35 | } | 
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| 36 |  | 
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| 37 | int | 
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| 38 | CArchDaemonWindows::runDaemon(RunFunc runFunc) | 
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| 39 | { | 
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| 40 | assert(s_daemon != NULL); | 
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| 41 |  | 
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| 42 | return s_daemon->doRunDaemon(runFunc); | 
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| 43 | } | 
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| 44 |  | 
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| 45 | void | 
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| 46 | CArchDaemonWindows::daemonRunning(bool running) | 
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| 47 | { | 
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| 48 | // if s_daemon is NULL we assume we're running on the windows | 
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| 49 | // 95 family and we just ignore this call so the caller doesn't | 
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| 50 | // have to go through the trouble of not calling it on the | 
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| 51 | // windows 95 family. | 
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| 52 | if (s_daemon != NULL) { | 
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| 53 | s_daemon->doDaemonRunning(running); | 
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| 54 | } | 
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| 55 | } | 
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| 56 |  | 
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| 57 | UINT | 
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| 58 | CArchDaemonWindows::getDaemonQuitMessage() | 
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| 59 | { | 
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| 60 | if (s_daemon != NULL) { | 
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| 61 | return s_daemon->doGetDaemonQuitMessage(); | 
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| 62 | } | 
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| 63 | else { | 
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| 64 | return 0; | 
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| 65 | } | 
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| 66 | } | 
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| 67 |  | 
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| 68 | void | 
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| 69 | CArchDaemonWindows::daemonFailed(int result) | 
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| 70 | { | 
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| 71 | // if s_daemon is NULL we assume we're running on the windows | 
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| 72 | // 95 family and we just ignore this call so the caller doesn't | 
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| 73 | // have to go through the trouble of not calling it on the | 
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| 74 | // windows 95 family. | 
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| 75 | if (s_daemon != NULL) { | 
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| 76 | throw XArchDaemonRunFailed(result); | 
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| 77 | } | 
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| 78 | } | 
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| 79 |  | 
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| 80 | void | 
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| 81 | CArchDaemonWindows::installDaemon(const char* name, | 
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| 82 | const char* description, | 
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| 83 | const char* pathname, | 
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| 84 | const char* commandLine, | 
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| 85 | const char* dependencies, | 
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| 86 | bool allUsers) | 
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| 87 | { | 
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| 88 | // if not for all users then use the user's autostart registry. | 
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| 89 | // key.  if windows 95 family then use windows 95 services key. | 
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| 90 | if (!allUsers || CArchMiscWindows::isWindows95Family()) { | 
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| 91 | // open registry | 
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| 92 | HKEY key = (allUsers && CArchMiscWindows::isWindows95Family()) ? | 
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| 93 | open95ServicesKey() : openUserStartupKey(); | 
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| 94 | if (key == NULL) { | 
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| 95 | // can't open key | 
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| 96 | throw XArchDaemonInstallFailed(new XArchEvalWindows); | 
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| 97 | } | 
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| 98 |  | 
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| 99 | // construct entry | 
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| 100 | std::string value; | 
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| 101 | value += "\""; | 
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| 102 | value += pathname; | 
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| 103 | value += "\" "; | 
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| 104 | value += commandLine; | 
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| 105 |  | 
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| 106 | // install entry | 
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| 107 | CArchMiscWindows::setValue(key, name, value); | 
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| 108 |  | 
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| 109 | // clean up | 
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| 110 | CArchMiscWindows::closeKey(key); | 
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| 111 | } | 
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| 112 |  | 
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| 113 | // windows NT family services | 
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| 114 | else { | 
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| 115 | // open service manager | 
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| 116 | SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_WRITE); | 
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| 117 | if (mgr == NULL) { | 
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| 118 | // can't open service manager | 
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| 119 | throw XArchDaemonInstallFailed(new XArchEvalWindows); | 
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| 120 | } | 
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| 121 |  | 
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| 122 | // create the service | 
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| 123 | SC_HANDLE service = CreateService(mgr, | 
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| 124 | name, | 
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| 125 | name, | 
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| 126 | 0, | 
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| 127 | SERVICE_WIN32_OWN_PROCESS | | 
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| 128 | SERVICE_INTERACTIVE_PROCESS, | 
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| 129 | SERVICE_AUTO_START, | 
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| 130 | SERVICE_ERROR_NORMAL, | 
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| 131 | pathname, | 
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| 132 | NULL, | 
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| 133 | NULL, | 
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| 134 | dependencies, | 
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| 135 | NULL, | 
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| 136 | NULL); | 
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| 137 | if (service == NULL) { | 
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| 138 | // can't create service | 
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| 139 | DWORD err = GetLastError(); | 
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| 140 | if (err != ERROR_SERVICE_EXISTS) { | 
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| 141 | CloseServiceHandle(mgr); | 
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| 142 | throw XArchDaemonInstallFailed(new XArchEvalWindows(err)); | 
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| 143 | } | 
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| 144 | } | 
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| 145 |  | 
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| 146 | // done with service and manager | 
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| 147 | CloseServiceHandle(service); | 
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| 148 | CloseServiceHandle(mgr); | 
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| 149 |  | 
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| 150 | // open the registry key for this service | 
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| 151 | HKEY key = openNTServicesKey(); | 
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| 152 | key      = CArchMiscWindows::addKey(key, name); | 
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| 153 | if (key == NULL) { | 
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| 154 | // can't open key | 
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| 155 | DWORD err = GetLastError(); | 
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| 156 | try { | 
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| 157 | uninstallDaemon(name, allUsers); | 
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| 158 | } | 
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| 159 | catch (...) { | 
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| 160 | // ignore | 
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| 161 | } | 
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| 162 | throw XArchDaemonInstallFailed(new XArchEvalWindows(err)); | 
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| 163 | } | 
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| 164 |  | 
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| 165 | // set the description | 
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| 166 | CArchMiscWindows::setValue(key, _T("Description"), description); | 
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| 167 |  | 
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| 168 | // set command line | 
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| 169 | key = CArchMiscWindows::addKey(key, _T("Parameters")); | 
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| 170 | if (key == NULL) { | 
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| 171 | // can't open key | 
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| 172 | DWORD err = GetLastError(); | 
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| 173 | CArchMiscWindows::closeKey(key); | 
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| 174 | try { | 
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| 175 | uninstallDaemon(name, allUsers); | 
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| 176 | } | 
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| 177 | catch (...) { | 
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| 178 | // ignore | 
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| 179 | } | 
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| 180 | throw XArchDaemonInstallFailed(new XArchEvalWindows(err)); | 
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| 181 | } | 
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| 182 | CArchMiscWindows::setValue(key, _T("CommandLine"), commandLine); | 
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| 183 |  | 
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| 184 | // done with registry | 
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| 185 | CArchMiscWindows::closeKey(key); | 
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| 186 | } | 
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| 187 | } | 
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| 188 |  | 
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| 189 | void | 
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| 190 | CArchDaemonWindows::uninstallDaemon(const char* name, bool allUsers) | 
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| 191 | { | 
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| 192 | // if not for all users then use the user's autostart registry. | 
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| 193 | // key.  if windows 95 family then use windows 95 services key. | 
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| 194 | if (!allUsers || CArchMiscWindows::isWindows95Family()) { | 
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| 195 | // open registry | 
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| 196 | HKEY key = (allUsers && CArchMiscWindows::isWindows95Family()) ? | 
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| 197 | open95ServicesKey() : openUserStartupKey(); | 
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| 198 | if (key == NULL) { | 
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| 199 | // can't open key.  daemon is probably not installed. | 
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| 200 | throw XArchDaemonUninstallNotInstalled(new XArchEvalWindows); | 
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| 201 | } | 
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| 202 |  | 
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| 203 | // remove entry | 
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| 204 | CArchMiscWindows::deleteValue(key, name); | 
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| 205 |  | 
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| 206 | // clean up | 
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| 207 | CArchMiscWindows::closeKey(key); | 
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| 208 | } | 
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| 209 |  | 
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| 210 | // windows NT family services | 
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| 211 | else { | 
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| 212 | // remove parameters for this service.  ignore failures. | 
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| 213 | HKEY key = openNTServicesKey(); | 
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| 214 | key      = CArchMiscWindows::openKey(key, name); | 
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| 215 | if (key != NULL) { | 
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| 216 | CArchMiscWindows::deleteKey(key, _T("Parameters")); | 
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| 217 | CArchMiscWindows::closeKey(key); | 
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| 218 | } | 
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| 219 |  | 
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| 220 | // open service manager | 
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| 221 | SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_WRITE); | 
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| 222 | if (mgr == NULL) { | 
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| 223 | // can't open service manager | 
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| 224 | throw XArchDaemonUninstallFailed(new XArchEvalWindows); | 
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| 225 | } | 
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| 226 |  | 
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| 227 | // open the service.  oddly, you must open a service to delete it. | 
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| 228 | SC_HANDLE service = OpenService(mgr, name, DELETE | SERVICE_STOP); | 
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| 229 | if (service == NULL) { | 
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| 230 | DWORD err = GetLastError(); | 
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| 231 | CloseServiceHandle(mgr); | 
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| 232 | if (err != ERROR_SERVICE_DOES_NOT_EXIST) { | 
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| 233 | throw XArchDaemonUninstallFailed(new XArchEvalWindows(err)); | 
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| 234 | } | 
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| 235 | throw XArchDaemonUninstallNotInstalled(new XArchEvalWindows(err)); | 
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| 236 | } | 
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| 237 |  | 
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| 238 | // stop the service.  we don't care if we fail. | 
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| 239 | SERVICE_STATUS status; | 
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| 240 | ControlService(service, SERVICE_CONTROL_STOP, &status); | 
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| 241 |  | 
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| 242 | // delete the service | 
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| 243 | const bool okay = (DeleteService(service) == 0); | 
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| 244 | const DWORD err = GetLastError(); | 
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| 245 |  | 
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| 246 | // clean up | 
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| 247 | CloseServiceHandle(service); | 
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| 248 | CloseServiceHandle(mgr); | 
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| 249 |  | 
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| 250 | // handle failure.  ignore error if service isn't installed anymore. | 
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| 251 | if (!okay && isDaemonInstalled(name, allUsers)) { | 
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| 252 | if (err == ERROR_IO_PENDING) { | 
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| 253 | // this seems to be a spurious error | 
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| 254 | return; | 
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| 255 | } | 
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| 256 | if (err != ERROR_SERVICE_MARKED_FOR_DELETE) { | 
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| 257 | throw XArchDaemonUninstallFailed(new XArchEvalWindows(err)); | 
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| 258 | } | 
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| 259 | throw XArchDaemonUninstallNotInstalled(new XArchEvalWindows(err)); | 
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| 260 | } | 
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| 261 | } | 
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| 262 | } | 
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| 263 |  | 
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| 264 | int | 
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| 265 | CArchDaemonWindows::daemonize(const char* name, DaemonFunc func) | 
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| 266 | { | 
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| 267 | assert(name != NULL); | 
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| 268 | assert(func != NULL); | 
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| 269 |  | 
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| 270 | // windows 95 family services | 
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| 271 | if (CArchMiscWindows::isWindows95Family()) { | 
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| 272 | typedef DWORD (WINAPI *RegisterServiceProcessT)(DWORD, DWORD); | 
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| 273 |  | 
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| 274 | // mark this process as a service so it's not killed when the | 
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| 275 | // user logs off. | 
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| 276 | HINSTANCE kernel = LoadLibrary("kernel32.dll"); | 
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| 277 | if (kernel == NULL) { | 
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| 278 | throw XArchDaemonFailed(new XArchEvalWindows); | 
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| 279 | } | 
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| 280 | RegisterServiceProcessT RegisterServiceProcess = | 
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| 281 | reinterpret_cast<RegisterServiceProcessT>( | 
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| 282 | GetProcAddress(kernel, | 
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| 283 | "RegisterServiceProcess")); | 
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| 284 | if (RegisterServiceProcess == NULL) { | 
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| 285 | // missing RegisterServiceProcess function | 
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| 286 | DWORD err = GetLastError(); | 
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| 287 | FreeLibrary(kernel); | 
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| 288 | throw XArchDaemonFailed(new XArchEvalWindows(err)); | 
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| 289 | } | 
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| 290 | if (RegisterServiceProcess(0, 1) == 0) { | 
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| 291 | // RegisterServiceProcess failed | 
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| 292 | DWORD err = GetLastError(); | 
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| 293 | FreeLibrary(kernel); | 
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| 294 | throw XArchDaemonFailed(new XArchEvalWindows(err)); | 
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| 295 | } | 
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| 296 | FreeLibrary(kernel); | 
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| 297 |  | 
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| 298 | // now simply call the daemon function | 
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| 299 | return func(1, &name); | 
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| 300 | } | 
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| 301 |  | 
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| 302 | // windows NT family services | 
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| 303 | else { | 
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| 304 | // save daemon function | 
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| 305 | m_daemonFunc = func; | 
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| 306 |  | 
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| 307 | // construct the service entry | 
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| 308 | SERVICE_TABLE_ENTRY entry[2]; | 
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| 309 | entry[0].lpServiceName = const_cast<char*>(name); | 
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| 310 | entry[0].lpServiceProc = &CArchDaemonWindows::serviceMainEntry; | 
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| 311 | entry[1].lpServiceName = NULL; | 
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| 312 | entry[1].lpServiceProc = NULL; | 
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| 313 |  | 
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| 314 | // hook us up to the service control manager.  this won't return | 
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| 315 | // (if successful) until the processes have terminated. | 
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| 316 | s_daemon = this; | 
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| 317 | if (StartServiceCtrlDispatcher(entry) == 0) { | 
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| 318 | // StartServiceCtrlDispatcher failed | 
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| 319 | s_daemon = NULL; | 
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| 320 | throw XArchDaemonFailed(new XArchEvalWindows); | 
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| 321 | } | 
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| 322 |  | 
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| 323 | s_daemon = NULL; | 
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| 324 | return m_daemonResult; | 
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| 325 | } | 
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| 326 | } | 
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| 327 |  | 
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| 328 | bool | 
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| 329 | CArchDaemonWindows::canInstallDaemon(const char* /*name*/, bool allUsers) | 
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| 330 | { | 
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| 331 | // if not for all users then use the user's autostart registry. | 
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| 332 | // key.  if windows 95 family then use windows 95 services key. | 
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| 333 | if (!allUsers || CArchMiscWindows::isWindows95Family()) { | 
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| 334 | // check if we can open the registry key | 
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| 335 | HKEY key = (allUsers && CArchMiscWindows::isWindows95Family()) ? | 
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| 336 | open95ServicesKey() : openUserStartupKey(); | 
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| 337 | CArchMiscWindows::closeKey(key); | 
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| 338 | return (key != NULL); | 
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| 339 | } | 
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| 340 |  | 
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| 341 | // windows NT family services | 
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| 342 | else { | 
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| 343 | // check if we can open service manager for write | 
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| 344 | SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_WRITE); | 
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| 345 | if (mgr == NULL) { | 
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| 346 | return false; | 
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| 347 | } | 
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| 348 | CloseServiceHandle(mgr); | 
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| 349 |  | 
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| 350 | // check if we can open the registry key | 
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| 351 | HKEY key = openNTServicesKey(); | 
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| 352 | //              key      = CArchMiscWindows::addKey(key, name); | 
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| 353 | //              key      = CArchMiscWindows::addKey(key, _T("Parameters")); | 
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| 354 | CArchMiscWindows::closeKey(key); | 
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| 355 |  | 
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| 356 | return (key != NULL); | 
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| 357 | } | 
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| 358 | } | 
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| 359 |  | 
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| 360 | bool | 
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| 361 | CArchDaemonWindows::isDaemonInstalled(const char* name, bool allUsers) | 
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| 362 | { | 
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| 363 | // if not for all users then use the user's autostart registry. | 
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| 364 | // key.  if windows 95 family then use windows 95 services key. | 
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| 365 | if (!allUsers || CArchMiscWindows::isWindows95Family()) { | 
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| 366 | // check if we can open the registry key | 
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| 367 | HKEY key = (allUsers && CArchMiscWindows::isWindows95Family()) ? | 
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| 368 | open95ServicesKey() : openUserStartupKey(); | 
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| 369 | if (key == NULL) { | 
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| 370 | return false; | 
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| 371 | } | 
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| 372 |  | 
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| 373 | // check for entry | 
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| 374 | const bool installed = !CArchMiscWindows::readValueString(key, | 
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| 375 | name).empty(); | 
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| 376 |  | 
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| 377 | // clean up | 
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| 378 | CArchMiscWindows::closeKey(key); | 
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| 379 |  | 
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| 380 | return installed; | 
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| 381 | } | 
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| 382 |  | 
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| 383 | // windows NT family services | 
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| 384 | else { | 
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| 385 | // check parameters for this service | 
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| 386 | HKEY key = openNTServicesKey(); | 
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| 387 | key      = CArchMiscWindows::openKey(key, name); | 
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| 388 | key      = CArchMiscWindows::openKey(key, _T("Parameters")); | 
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| 389 | if (key != NULL) { | 
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| 390 | const bool installed = !CArchMiscWindows::readValueString(key, | 
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| 391 | _T("CommandLine")).empty(); | 
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| 392 | CArchMiscWindows::closeKey(key); | 
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| 393 | if (!installed) { | 
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| 394 | return false; | 
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| 395 | } | 
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| 396 | } | 
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| 397 |  | 
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| 398 | // open service manager | 
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| 399 | SC_HANDLE mgr = OpenSCManager(NULL, NULL, GENERIC_READ); | 
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| 400 | if (mgr == NULL) { | 
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| 401 | return false; | 
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| 402 | } | 
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| 403 |  | 
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| 404 | // open the service | 
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| 405 | SC_HANDLE service = OpenService(mgr, name, GENERIC_READ); | 
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| 406 |  | 
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| 407 | // clean up | 
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| 408 | if (service != NULL) { | 
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| 409 | CloseServiceHandle(service); | 
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| 410 | } | 
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| 411 | CloseServiceHandle(mgr); | 
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| 412 |  | 
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| 413 | return (service != NULL); | 
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| 414 | } | 
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| 415 | } | 
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| 416 |  | 
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| 417 | HKEY | 
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| 418 | CArchDaemonWindows::openNTServicesKey() | 
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| 419 | { | 
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| 420 | static const char* s_keyNames[] = { | 
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| 421 | _T("SYSTEM"), | 
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| 422 | _T("CurrentControlSet"), | 
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| 423 | _T("Services"), | 
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| 424 | NULL | 
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| 425 | }; | 
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| 426 |  | 
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| 427 | return CArchMiscWindows::addKey(HKEY_LOCAL_MACHINE, s_keyNames); | 
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| 428 | } | 
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| 429 |  | 
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| 430 | HKEY | 
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| 431 | CArchDaemonWindows::open95ServicesKey() | 
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| 432 | { | 
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| 433 | static const char* s_keyNames[] = { | 
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| 434 | _T("Software"), | 
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| 435 | _T("Microsoft"), | 
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| 436 | _T("Windows"), | 
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| 437 | _T("CurrentVersion"), | 
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| 438 | _T("RunServices"), | 
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| 439 | NULL | 
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| 440 | }; | 
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| 441 |  | 
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| 442 | return CArchMiscWindows::addKey(HKEY_LOCAL_MACHINE, s_keyNames); | 
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| 443 | } | 
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| 444 |  | 
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| 445 | HKEY | 
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| 446 | CArchDaemonWindows::openUserStartupKey() | 
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| 447 | { | 
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| 448 | static const char* s_keyNames[] = { | 
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| 449 | _T("Software"), | 
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| 450 | _T("Microsoft"), | 
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| 451 | _T("Windows"), | 
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| 452 | _T("CurrentVersion"), | 
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| 453 | _T("Run"), | 
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| 454 | NULL | 
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| 455 | }; | 
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| 456 |  | 
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| 457 | return CArchMiscWindows::addKey(HKEY_CURRENT_USER, s_keyNames); | 
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| 458 | } | 
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| 459 |  | 
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| 460 | bool | 
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| 461 | CArchDaemonWindows::isRunState(DWORD state) | 
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| 462 | { | 
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| 463 | switch (state) { | 
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| 464 | case SERVICE_START_PENDING: | 
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| 465 | case SERVICE_CONTINUE_PENDING: | 
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| 466 | case SERVICE_RUNNING: | 
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| 467 | return true; | 
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| 468 |  | 
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| 469 | default: | 
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| 470 | return false; | 
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| 471 | } | 
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| 472 | } | 
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| 473 |  | 
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| 474 | int | 
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| 475 | CArchDaemonWindows::doRunDaemon(RunFunc run) | 
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| 476 | { | 
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| 477 | // should only be called from DaemonFunc | 
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| 478 | assert(m_serviceMutex != NULL); | 
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| 479 | assert(run            != NULL); | 
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| 480 |  | 
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| 481 | // create message queue for this thread | 
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| 482 | MSG dummy; | 
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| 483 | PeekMessage(&dummy, NULL, 0, 0, PM_NOREMOVE); | 
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| 484 |  | 
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| 485 | int result = 0; | 
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| 486 | ARCH->lockMutex(m_serviceMutex); | 
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| 487 | m_daemonThreadID = GetCurrentThreadId(); | 
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| 488 | while (m_serviceState != SERVICE_STOPPED) { | 
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| 489 | // wait until we're told to start | 
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| 490 | while (!isRunState(m_serviceState) && | 
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| 491 | m_serviceState != SERVICE_STOP_PENDING) { | 
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| 492 | ARCH->waitCondVar(m_serviceCondVar, m_serviceMutex, -1.0); | 
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| 493 | } | 
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| 494 |  | 
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| 495 | // run unless told to stop | 
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| 496 | if (m_serviceState != SERVICE_STOP_PENDING) { | 
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| 497 | ARCH->unlockMutex(m_serviceMutex); | 
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| 498 | try { | 
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| 499 | result = run(); | 
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| 500 | } | 
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| 501 | catch (...) { | 
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| 502 | ARCH->lockMutex(m_serviceMutex); | 
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| 503 | setStatusError(0); | 
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| 504 | m_serviceState = SERVICE_STOPPED; | 
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| 505 | setStatus(m_serviceState); | 
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| 506 | ARCH->broadcastCondVar(m_serviceCondVar); | 
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| 507 | ARCH->unlockMutex(m_serviceMutex); | 
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| 508 | throw; | 
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| 509 | } | 
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| 510 | ARCH->lockMutex(m_serviceMutex); | 
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| 511 | } | 
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| 512 |  | 
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| 513 | // notify of new state | 
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| 514 | if (m_serviceState == SERVICE_PAUSE_PENDING) { | 
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| 515 | m_serviceState = SERVICE_PAUSED; | 
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| 516 | } | 
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| 517 | else { | 
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| 518 | m_serviceState = SERVICE_STOPPED; | 
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| 519 | } | 
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| 520 | setStatus(m_serviceState); | 
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| 521 | ARCH->broadcastCondVar(m_serviceCondVar); | 
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| 522 | } | 
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| 523 | ARCH->unlockMutex(m_serviceMutex); | 
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| 524 | return result; | 
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| 525 | } | 
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| 526 |  | 
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| 527 | void | 
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| 528 | CArchDaemonWindows::doDaemonRunning(bool running) | 
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| 529 | { | 
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| 530 | ARCH->lockMutex(m_serviceMutex); | 
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| 531 | if (running) { | 
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| 532 | m_serviceState = SERVICE_RUNNING; | 
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| 533 | setStatus(m_serviceState); | 
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| 534 | ARCH->broadcastCondVar(m_serviceCondVar); | 
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| 535 | } | 
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| 536 | ARCH->unlockMutex(m_serviceMutex); | 
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| 537 | } | 
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| 538 |  | 
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| 539 | UINT | 
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| 540 | CArchDaemonWindows::doGetDaemonQuitMessage() | 
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| 541 | { | 
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| 542 | return m_quitMessage; | 
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| 543 | } | 
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| 544 |  | 
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| 545 | void | 
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| 546 | CArchDaemonWindows::setStatus(DWORD state) | 
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| 547 | { | 
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| 548 | setStatus(state, 0, 0); | 
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| 549 | } | 
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| 550 |  | 
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| 551 | void | 
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| 552 | CArchDaemonWindows::setStatus(DWORD state, DWORD step, DWORD waitHint) | 
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| 553 | { | 
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| 554 | assert(s_daemon != NULL); | 
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| 555 |  | 
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| 556 | SERVICE_STATUS status; | 
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| 557 | status.dwServiceType             = SERVICE_WIN32_OWN_PROCESS | | 
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| 558 | SERVICE_INTERACTIVE_PROCESS; | 
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| 559 | status.dwCurrentState            = state; | 
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| 560 | status.dwControlsAccepted        = SERVICE_ACCEPT_STOP | | 
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| 561 | SERVICE_ACCEPT_PAUSE_CONTINUE | | 
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| 562 | SERVICE_ACCEPT_SHUTDOWN; | 
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| 563 | status.dwWin32ExitCode           = NO_ERROR; | 
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| 564 | status.dwServiceSpecificExitCode = 0; | 
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| 565 | status.dwCheckPoint              = step; | 
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| 566 | status.dwWaitHint                = waitHint; | 
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| 567 | SetServiceStatus(s_daemon->m_statusHandle, &status); | 
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| 568 | } | 
|---|
| 569 |  | 
|---|
| 570 | void | 
|---|
| 571 | CArchDaemonWindows::setStatusError(DWORD error) | 
|---|
| 572 | { | 
|---|
| 573 | assert(s_daemon != NULL); | 
|---|
| 574 |  | 
|---|
| 575 | SERVICE_STATUS status; | 
|---|
| 576 | status.dwServiceType             = SERVICE_WIN32_OWN_PROCESS | | 
|---|
| 577 | SERVICE_INTERACTIVE_PROCESS; | 
|---|
| 578 | status.dwCurrentState            = SERVICE_STOPPED; | 
|---|
| 579 | status.dwControlsAccepted        = SERVICE_ACCEPT_STOP | | 
|---|
| 580 | SERVICE_ACCEPT_PAUSE_CONTINUE | | 
|---|
| 581 | SERVICE_ACCEPT_SHUTDOWN; | 
|---|
| 582 | status.dwWin32ExitCode           = ERROR_SERVICE_SPECIFIC_ERROR; | 
|---|
| 583 | status.dwServiceSpecificExitCode = error; | 
|---|
| 584 | status.dwCheckPoint              = 0; | 
|---|
| 585 | status.dwWaitHint                = 0; | 
|---|
| 586 | SetServiceStatus(s_daemon->m_statusHandle, &status); | 
|---|
| 587 | } | 
|---|
| 588 |  | 
|---|
| 589 | void | 
|---|
| 590 | CArchDaemonWindows::serviceMain(DWORD argc, LPTSTR* argvIn) | 
|---|
| 591 | { | 
|---|
| 592 | typedef std::vector<LPCTSTR> ArgList; | 
|---|
| 593 | typedef std::vector<std::string> Arguments; | 
|---|
| 594 | const char** argv = const_cast<const char**>(argvIn); | 
|---|
| 595 |  | 
|---|
| 596 | // create synchronization objects | 
|---|
| 597 | m_serviceMutex        = ARCH->newMutex(); | 
|---|
| 598 | m_serviceCondVar      = ARCH->newCondVar(); | 
|---|
| 599 |  | 
|---|
| 600 | // register our service handler function | 
|---|
| 601 | m_statusHandle = RegisterServiceCtrlHandler(argv[0], | 
|---|
| 602 | &CArchDaemonWindows::serviceHandlerEntry); | 
|---|
| 603 | if (m_statusHandle == 0) { | 
|---|
| 604 | // cannot start as service | 
|---|
| 605 | m_daemonResult = -1; | 
|---|
| 606 | ARCH->closeCondVar(m_serviceCondVar); | 
|---|
| 607 | ARCH->closeMutex(m_serviceMutex); | 
|---|
| 608 | return; | 
|---|
| 609 | } | 
|---|
| 610 |  | 
|---|
| 611 | // tell service control manager that we're starting | 
|---|
| 612 | m_serviceState = SERVICE_START_PENDING; | 
|---|
| 613 | setStatus(m_serviceState, 0, 10000); | 
|---|
| 614 |  | 
|---|
| 615 | // if no arguments supplied then try getting them from the registry. | 
|---|
| 616 | // the first argument doesn't count because it's the service name. | 
|---|
| 617 | Arguments args; | 
|---|
| 618 | ArgList myArgv; | 
|---|
| 619 | if (argc <= 1) { | 
|---|
| 620 | // read command line | 
|---|
| 621 | std::string commandLine; | 
|---|
| 622 | HKEY key = openNTServicesKey(); | 
|---|
| 623 | key      = CArchMiscWindows::openKey(key, argvIn[0]); | 
|---|
| 624 | key      = CArchMiscWindows::openKey(key, _T("Parameters")); | 
|---|
| 625 | if (key != NULL) { | 
|---|
| 626 | commandLine = CArchMiscWindows::readValueString(key, | 
|---|
| 627 | _T("CommandLine")); | 
|---|
| 628 | } | 
|---|
| 629 |  | 
|---|
| 630 | // if the command line isn't empty then parse and use it | 
|---|
| 631 | if (!commandLine.empty()) { | 
|---|
| 632 | // parse, honoring double quoted substrings | 
|---|
| 633 | std::string::size_type i = commandLine.find_first_not_of(" \t"); | 
|---|
| 634 | while (i != std::string::npos && i != commandLine.size()) { | 
|---|
| 635 | // find end of string | 
|---|
| 636 | std::string::size_type e; | 
|---|
| 637 | if (commandLine[i] == '\"') { | 
|---|
| 638 | // quoted.  find closing quote. | 
|---|
| 639 | ++i; | 
|---|
| 640 | e = commandLine.find("\"", i); | 
|---|
| 641 |  | 
|---|
| 642 | // whitespace must follow closing quote | 
|---|
| 643 | if (e == std::string::npos || | 
|---|
| 644 | (e + 1 != commandLine.size() && | 
|---|
| 645 | commandLine[e + 1] != ' ' && | 
|---|
| 646 | commandLine[e + 1] != '\t')) { | 
|---|
| 647 | args.clear(); | 
|---|
| 648 | break; | 
|---|
| 649 | } | 
|---|
| 650 |  | 
|---|
| 651 | // extract | 
|---|
| 652 | args.push_back(commandLine.substr(i, e - i)); | 
|---|
| 653 | i = e + 1; | 
|---|
| 654 | } | 
|---|
| 655 | else { | 
|---|
| 656 | // unquoted.  find next whitespace. | 
|---|
| 657 | e = commandLine.find_first_of(" \t", i); | 
|---|
| 658 | if (e == std::string::npos) { | 
|---|
| 659 | e = commandLine.size(); | 
|---|
| 660 | } | 
|---|
| 661 |  | 
|---|
| 662 | // extract | 
|---|
| 663 | args.push_back(commandLine.substr(i, e - i)); | 
|---|
| 664 | i = e + 1; | 
|---|
| 665 | } | 
|---|
| 666 |  | 
|---|
| 667 | // next argument | 
|---|
| 668 | i = commandLine.find_first_not_of(" \t", i); | 
|---|
| 669 | } | 
|---|
| 670 |  | 
|---|
| 671 | // service name goes first | 
|---|
| 672 | myArgv.push_back(argv[0]); | 
|---|
| 673 |  | 
|---|
| 674 | // get pointers | 
|---|
| 675 | for (size_t i = 0; i < args.size(); ++i) { | 
|---|
| 676 | myArgv.push_back(args[i].c_str()); | 
|---|
| 677 | } | 
|---|
| 678 |  | 
|---|
| 679 | // adjust argc/argv | 
|---|
| 680 | argc = myArgv.size(); | 
|---|
| 681 | argv = &myArgv[0]; | 
|---|
| 682 | } | 
|---|
| 683 | } | 
|---|
| 684 |  | 
|---|
| 685 | try { | 
|---|
| 686 | // invoke daemon function | 
|---|
| 687 | m_daemonResult = m_daemonFunc(static_cast<int>(argc), argv); | 
|---|
| 688 | } | 
|---|
| 689 | catch (XArchDaemonRunFailed& e) { | 
|---|
| 690 | setStatusError(e.m_result); | 
|---|
| 691 | m_daemonResult = -1; | 
|---|
| 692 | } | 
|---|
| 693 | catch (...) { | 
|---|
| 694 | setStatusError(1); | 
|---|
| 695 | m_daemonResult = -1; | 
|---|
| 696 | } | 
|---|
| 697 |  | 
|---|
| 698 | // clean up | 
|---|
| 699 | ARCH->closeCondVar(m_serviceCondVar); | 
|---|
| 700 | ARCH->closeMutex(m_serviceMutex); | 
|---|
| 701 | } | 
|---|
| 702 |  | 
|---|
| 703 | void WINAPI | 
|---|
| 704 | CArchDaemonWindows::serviceMainEntry(DWORD argc, LPTSTR* argv) | 
|---|
| 705 | { | 
|---|
| 706 | s_daemon->serviceMain(argc, argv); | 
|---|
| 707 | } | 
|---|
| 708 |  | 
|---|
| 709 | void | 
|---|
| 710 | CArchDaemonWindows::serviceHandler(DWORD ctrl) | 
|---|
| 711 | { | 
|---|
| 712 | assert(m_serviceMutex   != NULL); | 
|---|
| 713 | assert(m_serviceCondVar != NULL); | 
|---|
| 714 |  | 
|---|
| 715 | ARCH->lockMutex(m_serviceMutex); | 
|---|
| 716 |  | 
|---|
| 717 | // ignore request if service is already stopped | 
|---|
| 718 | if (s_daemon == NULL || m_serviceState == SERVICE_STOPPED) { | 
|---|
| 719 | if (s_daemon != NULL) { | 
|---|
| 720 | setStatus(m_serviceState); | 
|---|
| 721 | } | 
|---|
| 722 | ARCH->unlockMutex(m_serviceMutex); | 
|---|
| 723 | return; | 
|---|
| 724 | } | 
|---|
| 725 |  | 
|---|
| 726 | switch (ctrl) { | 
|---|
| 727 | case SERVICE_CONTROL_PAUSE: | 
|---|
| 728 | m_serviceState = SERVICE_PAUSE_PENDING; | 
|---|
| 729 | setStatus(m_serviceState, 0, 5000); | 
|---|
| 730 | PostThreadMessage(m_daemonThreadID, m_quitMessage, 0, 0); | 
|---|
| 731 | while (isRunState(m_serviceState)) { | 
|---|
| 732 | ARCH->waitCondVar(m_serviceCondVar, m_serviceMutex, -1.0); | 
|---|
| 733 | } | 
|---|
| 734 | break; | 
|---|
| 735 |  | 
|---|
| 736 | case SERVICE_CONTROL_CONTINUE: | 
|---|
| 737 | // FIXME -- maybe should flush quit messages from queue | 
|---|
| 738 | m_serviceState = SERVICE_CONTINUE_PENDING; | 
|---|
| 739 | setStatus(m_serviceState, 0, 5000); | 
|---|
| 740 | ARCH->broadcastCondVar(m_serviceCondVar); | 
|---|
| 741 | break; | 
|---|
| 742 |  | 
|---|
| 743 | case SERVICE_CONTROL_STOP: | 
|---|
| 744 | case SERVICE_CONTROL_SHUTDOWN: | 
|---|
| 745 | m_serviceState = SERVICE_STOP_PENDING; | 
|---|
| 746 | setStatus(m_serviceState, 0, 5000); | 
|---|
| 747 | PostThreadMessage(m_daemonThreadID, m_quitMessage, 0, 0); | 
|---|
| 748 | ARCH->broadcastCondVar(m_serviceCondVar); | 
|---|
| 749 | while (isRunState(m_serviceState)) { | 
|---|
| 750 | ARCH->waitCondVar(m_serviceCondVar, m_serviceMutex, -1.0); | 
|---|
| 751 | } | 
|---|
| 752 | break; | 
|---|
| 753 |  | 
|---|
| 754 | default: | 
|---|
| 755 | // unknown service command | 
|---|
| 756 | // fall through | 
|---|
| 757 |  | 
|---|
| 758 | case SERVICE_CONTROL_INTERROGATE: | 
|---|
| 759 | setStatus(m_serviceState); | 
|---|
| 760 | break; | 
|---|
| 761 | } | 
|---|
| 762 |  | 
|---|
| 763 | ARCH->unlockMutex(m_serviceMutex); | 
|---|
| 764 | } | 
|---|
| 765 |  | 
|---|
| 766 | void WINAPI | 
|---|
| 767 | CArchDaemonWindows::serviceHandlerEntry(DWORD ctrl) | 
|---|
| 768 | { | 
|---|
| 769 | s_daemon->serviceHandler(ctrl); | 
|---|
| 770 | } | 
|---|