1 | /*
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2 | Launch4j (http://launch4j.sourceforge.net/)
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3 | Cross-platform Java application wrapper for creating Windows native executables.
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4 |
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5 | Copyright (C) 2004, 2006 Grzegorz Kowal
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6 |
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7 | This library is free software; you can redistribute it and/or
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8 | modify it under the terms of the GNU Lesser General Public
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9 | License as published by the Free Software Foundation; either
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10 | version 2.1 of the License, or (at your option) any later version.
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11 |
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12 | This library is distributed in the hope that it will be useful,
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13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 | Lesser General Public License for more details.
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16 |
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17 | You should have received a copy of the GNU Lesser General Public
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18 | License along with this library; if not, write to the Free Software
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19 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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20 |
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21 |
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22 | Compiled with Mingw port of GCC,
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23 | Bloodshed Dev-C++ IDE (http://www.bloodshed.net/devcpp.html)
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24 | */
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25 |
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26 | #include "resource.h"
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27 | #include "head.h"
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28 |
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29 | BOOL debug = FALSE;
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30 | BOOL console = FALSE;
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31 | int foundJava = NO_JAVA_FOUND;
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32 |
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33 | struct _stat statBuf;
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34 | PROCESS_INFORMATION pi;
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35 |
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36 | char errTitle[STR] = "Launch4j";
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37 | char javaMinVer[STR] = {0};
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38 | char javaMaxVer[STR] = {0};
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39 | char foundJavaVer[STR] = {0};
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40 |
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41 | char workingDir[_MAX_PATH] = {0};
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42 | char cmd[_MAX_PATH] = {0};
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43 | char args[MAX_ARGS] = {0};
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44 |
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45 | void setConsoleFlag() {
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46 | console = TRUE;
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47 | }
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48 |
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49 | void titledMsgBox(const char* title, const char* text) {
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50 | if (console) {
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51 | printf("%s: %s\n", title, text);
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52 | } else {
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53 | MessageBox(NULL, text, title, MB_OK);
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54 | }
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55 | }
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56 |
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57 | void msgBox(const char* text) {
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58 | titledMsgBox(errTitle, text);
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59 | }
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60 |
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61 | void showJavaWebPage() {
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62 | ShellExecute(NULL, "open", "http://java.com/download", NULL, NULL, SW_SHOWNORMAL);
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63 | }
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64 |
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65 | BOOL loadString(HMODULE hLibrary, int resID, char* buffer) {
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66 | HRSRC hResource;
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67 | HGLOBAL hResourceLoaded;
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68 | LPBYTE lpBuffer;
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69 |
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70 | hResource = FindResourceEx(hLibrary, RT_RCDATA, MAKEINTRESOURCE(resID),
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71 | MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT));
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72 | if (NULL != hResource) {
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73 | hResourceLoaded = LoadResource(hLibrary, hResource);
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74 | if (NULL != hResourceLoaded) {
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75 | lpBuffer = (LPBYTE) LockResource(hResourceLoaded);
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76 | if (NULL != lpBuffer) {
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77 | int x = 0;
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78 | do {
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79 | buffer[x] = (char) lpBuffer[x];
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80 | } while (buffer[x++] != 0);
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81 | return TRUE;
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82 | }
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83 | }
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84 | }
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85 | return FALSE;
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86 | }
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87 |
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88 | BOOL loadBoolString(HMODULE hLibrary, int resID) {
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89 | char boolStr[10] = {0};
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90 | loadString(hLibrary, resID, boolStr);
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91 | return strcmp(boolStr, TRUE_STR) == 0;
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92 | }
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93 |
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94 | void regSearch(HKEY hKey, const char* keyName, int searchType) {
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95 | DWORD x = 0;
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96 | unsigned long size = BIG_STR;
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97 | FILETIME time;
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98 | char buffer[BIG_STR] = {0};
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99 | while (RegEnumKeyEx(
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100 | hKey, // handle to key to enumerate
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101 | x++, // index of subkey to enumerate
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102 | buffer, // address of buffer for subkey name
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103 | &size, // address for size of subkey buffer
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104 | NULL, // reserved
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105 | NULL, // address of buffer for class string
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106 | NULL, // address for size of class buffer
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107 | &time) == ERROR_SUCCESS) {
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108 | if (strcmp(buffer, javaMinVer) >= 0
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109 | && (javaMaxVer[0] == 0 || strcmp(buffer, javaMaxVer) <= 0)
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110 | && strcmp(buffer, foundJavaVer) > 0) {
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111 | strcpy(foundJavaVer, buffer);
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112 | foundJava = searchType;
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113 | }
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114 | size = BIG_STR;
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115 | }
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116 | }
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117 |
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118 | BOOL findJavaHome(char* path) {
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119 | HKEY hKey;
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120 | const char jre[] = "SOFTWARE\\JavaSoft\\Java Runtime Environment";
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121 | const char sdk[] = "SOFTWARE\\JavaSoft\\Java Development Kit";
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122 | if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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123 | TEXT(jre),
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124 | 0,
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125 | KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS,
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126 | &hKey) == ERROR_SUCCESS) {
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127 | regSearch(hKey, jre, FOUND_JRE);
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128 | RegCloseKey(hKey);
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129 | }
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130 | if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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131 | TEXT(sdk),
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132 | 0,
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133 | KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS,
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134 | &hKey) == ERROR_SUCCESS) {
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135 | regSearch(hKey, sdk, FOUND_SDK);
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136 | RegCloseKey(hKey);
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137 | }
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138 | if (foundJava != NO_JAVA_FOUND) {
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139 | char keyBuffer[BIG_STR];
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140 | unsigned long datatype;
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141 | unsigned long bufferlength = BIG_STR;
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142 | if (foundJava == FOUND_JRE) {
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143 | strcpy(keyBuffer, jre);
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144 | } else {
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145 | strcpy(keyBuffer, sdk);
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146 | }
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147 | strcat(keyBuffer, "\\");
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148 | strcat(keyBuffer, foundJavaVer);
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149 | if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
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150 | TEXT(keyBuffer),
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151 | 0,
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152 | KEY_QUERY_VALUE,
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153 | &hKey) == ERROR_SUCCESS) {
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154 | unsigned char buffer[BIG_STR] = {0};
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155 | if (RegQueryValueEx(hKey, "JavaHome", NULL, &datatype, buffer, &bufferlength)
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156 | == ERROR_SUCCESS) {
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157 | int i = 0;
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158 | do {
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159 | path[i] = buffer[i];
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160 | } while (path[i++] != 0);
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161 | if (foundJava == FOUND_SDK) {
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162 | strcat(path, "\\jre");
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163 | }
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164 | RegCloseKey(hKey);
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165 | return TRUE;
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166 | }
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167 | RegCloseKey(hKey);
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168 | }
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169 | }
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170 | return FALSE;
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171 | }
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172 |
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173 | /*
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174 | * Extract the executable name, returns path length.
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175 | */
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176 | int getExePath(char* exePath) {
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177 | HMODULE hModule = GetModuleHandle(NULL);
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178 | if (hModule == 0
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179 | || GetModuleFileName(hModule, exePath, _MAX_PATH) == 0) {
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180 | return -1;
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181 | }
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182 | return strrchr(exePath, '\\') - exePath;
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183 | }
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184 |
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185 | void appendJavaw(char* jrePath) {
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186 | if (console) {
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187 | strcat(jrePath, "\\bin\\java.exe");
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188 | } else {
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189 | strcat(jrePath, "\\bin\\javaw.exe");
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190 | }
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191 | }
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192 |
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193 | void appendLauncher(BOOL setProcName, char* exePath, int pathLen, char* cmd) {
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194 | if (setProcName) {
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195 | char tmpspec[_MAX_PATH];
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196 | char tmpfile[_MAX_PATH];
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197 | strcpy(tmpspec, cmd);
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198 | strcat(tmpspec, LAUNCH4J_TMP_DIR);
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199 | tmpspec[strlen(tmpspec) - 1] = 0;
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200 | if (_stat(tmpspec, &statBuf) == 0) {
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201 | // remove temp launchers
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202 | struct _finddata_t c_file;
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203 | long hFile;
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204 | strcat(tmpspec, "\\*.exe");
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205 | strcpy(tmpfile, cmd);
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206 | strcat(tmpfile, LAUNCH4J_TMP_DIR);
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207 | char* filename = tmpfile + strlen(tmpfile);
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208 | if ((hFile = _findfirst(tmpspec, &c_file)) != -1L) {
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209 | do {
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210 | strcpy(filename, c_file.name);
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211 | _unlink(tmpfile);
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212 | } while (_findnext(hFile, &c_file) == 0);
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213 | }
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214 | _findclose(hFile);
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215 | } else {
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216 | if (_mkdir(tmpspec) != 0) {
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217 | appendJavaw(cmd);
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218 | return;
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219 | }
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220 | }
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221 | char javaw[_MAX_PATH];
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222 | strcpy(javaw, cmd);
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223 | appendJavaw(javaw);
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224 | strcpy(tmpfile, cmd);
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225 | strcat(tmpfile, LAUNCH4J_TMP_DIR);
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226 | char* exeFilePart = exePath + pathLen + 1;
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227 | strcat(tmpfile, exeFilePart);
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228 | if (CopyFile(javaw, tmpfile, FALSE)) {
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229 | strcpy(cmd, tmpfile);
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230 | return;
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231 | } else if (_stat(javaw, &statBuf) == 0) {
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232 | long fs = statBuf.st_size;
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233 | if (_stat(tmpfile, &statBuf) == 0 && fs == statBuf.st_size) {
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234 | strcpy(cmd, tmpfile);
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235 | return;
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236 | }
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237 | }
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238 | }
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239 | appendJavaw(cmd);
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240 | }
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241 |
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242 | BOOL isJrePathOk(char* path) {
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243 | if (!*path) {
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244 | return FALSE;
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245 | }
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246 | char javaw[_MAX_PATH];
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247 | strcpy(javaw, path);
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248 | appendJavaw(javaw);
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249 | return _stat(javaw, &statBuf) == 0;
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250 | }
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251 |
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252 | BOOL prepare(HMODULE hLibrary, char *lpCmdLine) {
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253 | char tmp[MAX_ARGS] = {0};
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254 | GetEnvironmentVariable("launch4j", tmp, STR);
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255 | debug = _stricmp(tmp, "debug") == 0;
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256 |
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257 | // Open executable
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258 | char exePath[_MAX_PATH] = {0};
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259 | int pathLen = getExePath(exePath);
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260 | if (pathLen == -1) {
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261 | msgBox("Cannot determinate exe file name.");
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262 | return FALSE;
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263 | }
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264 | hLibrary = LoadLibrary(exePath);
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265 | if (hLibrary == NULL) {
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266 | char msg[BIG_STR];
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267 | strcpy(msg, "Cannot find file: ");
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268 | strcat(msg, exePath);
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269 | msgBox(msg);
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270 | return FALSE;
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271 | }
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272 |
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273 | // Error message box title
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274 | loadString(hLibrary, ERR_TITLE, errTitle);
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275 |
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276 | // Working dir
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277 | char tmp_path[_MAX_PATH] = {0};
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278 | if (loadString(hLibrary, CHDIR, tmp_path)) {
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279 | strncpy(workingDir, exePath, pathLen);
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280 | strcat(workingDir, "\\");
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281 | strcat(workingDir, tmp_path);
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282 | _chdir(workingDir);
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283 | }
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284 |
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285 | // Custom process name
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286 | const BOOL setProcName = loadBoolString(hLibrary, SET_PROC_NAME);
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287 |
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288 | // Use bundled jre or find java
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289 | if (loadString(hLibrary, JRE_PATH, tmp_path)) {
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290 | if (tmp_path[0] == '\\' || tmp_path[1] == ':') {
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291 | // Absolute
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292 | strcpy(cmd, tmp_path);
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293 | } else {
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294 | // Relative
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295 | strncpy(cmd, exePath, pathLen);
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296 | strcat(cmd, "\\");
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297 | strcat(cmd, tmp_path);
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298 | }
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299 | }
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300 | if (!isJrePathOk(cmd)) {
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301 | if (!loadString(hLibrary, JAVA_MIN_VER, javaMinVer)) {
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302 | msgBox("Cannot find bundled JRE or javaw.exe is missing.");
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303 | return FALSE;
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304 | }
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305 | loadString(hLibrary, JAVA_MAX_VER, javaMaxVer);
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306 | if (!findJavaHome(cmd)) {
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307 | char txt[BIG_STR];
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308 | strcpy(txt, "Cannot find Java ");
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309 | strcat(txt, javaMinVer);
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310 | if (*javaMaxVer) {
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311 | strcat(txt, " - ");
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312 | strcat(txt, javaMaxVer);
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313 | }
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314 | msgBox(txt);
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315 | showJavaWebPage();
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316 | return FALSE;
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317 | }
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318 | if (!isJrePathOk(cmd)) {
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319 | msgBox("Java found, but javaw.exe seems to be missing.");
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320 | return FALSE;
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321 | }
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322 | }
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323 |
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324 | // Append a path to the Path environment variable
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325 | char jreBinPath[_MAX_PATH];
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326 | strcpy(jreBinPath, cmd);
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327 | strcat(jreBinPath, "\\bin");
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328 | if (!appendToPathVar(jreBinPath)) {
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329 | msgBox("Cannot set the Path environment variable.");
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330 | return FALSE;
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331 | }
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332 |
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333 | appendLauncher(setProcName, exePath, pathLen, cmd);
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334 |
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335 | // JVM args
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336 | if (loadString(hLibrary, JVM_ARGS, tmp)) {
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337 | strcat(tmp, " ");
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338 | } else {
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339 | *tmp = 0;
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340 | }
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341 | // Load additional JVM arguments from ini file
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342 | strncpy(tmp_path, exePath, strlen(exePath) - 3);
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343 | strcat(tmp_path, "ini");
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344 | long hFile;
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345 | if ((hFile = _open(tmp_path, _O_RDONLY)) != -1) {
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346 | const int jvmArgsLen = strlen(tmp);
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347 | char* src = tmp + jvmArgsLen;
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348 | char* dst = src;
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349 | const int len = _read(hFile, src, MAX_ARGS - jvmArgsLen - BIG_STR);
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350 | int i;
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351 | for (i = 0; i < len; i++) {
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352 | if (*src == 13 || *src == 10) {
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353 | if (dst > tmp && *(dst - 1) != ' ') {
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354 | *dst++ = ' ';
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355 | }
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356 | src++;
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357 | } else {
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358 | *dst++ = *src++;
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359 | }
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360 | }
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361 | *dst = 0;
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362 | if (len > 0 && *(dst - 1) != ' ') {
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363 | strcat(tmp, " ");
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364 | }
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365 | _close(hFile);
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366 | }
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367 |
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368 | // Expand environment %variables%
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369 | if (*tmp) {
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370 | char varName[STR];
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371 | char varValue[MAX_VAR_SIZE];
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372 | char *pos = tmp;
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373 | while (strlen(pos) > 0) {
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374 | char *start = strchr(pos, '%');
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375 | if (start != NULL) {
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376 | char *end = strchr(start + 1, '%');
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377 | if (end == NULL) {
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378 | return FALSE;
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379 | }
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380 | // Copy content up to %VAR%
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381 | strncat(args, pos, start - pos);
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382 | // Insert value of %VAR%
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383 | varName[0] = 0;
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384 | strncat(varName, start + 1, end - start - 1);
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385 | if (strcmp(varName, "EXEDIR") == 0) {
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386 | strncat(args, exePath, pathLen);
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387 | } else if (strcmp(varName, "EXEFILE") == 0) {
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388 | strcat(args, exePath);
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389 | } else if (GetEnvironmentVariable(varName, varValue, MAX_VAR_SIZE) > 0) {
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390 | strcat(args, varValue);
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391 | }
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392 | pos = end + 1;
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393 | } else {
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394 | // Copy remaining content
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395 | strcat(args, pos);
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396 | break;
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397 | }
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398 | }
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399 | }
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400 |
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401 | // Jar
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402 | strcat(args, "-jar \"");
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403 | if (loadString(hLibrary, JAR, tmp)) {
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404 | strncat(args, exePath, pathLen);
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405 | strcat(args, "\\");
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406 | strcat(args, tmp);
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407 | } else {
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408 | strcat(args, exePath);
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409 | }
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410 | strcat(args, "\"");
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411 |
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412 | // Constant command line args
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413 | char jarArgs[BIG_STR] = {0};
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414 | if (loadString(hLibrary, JAR_ARGS, jarArgs)) {
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415 | strcat(args, " ");
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416 | strcat(args, jarArgs);
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417 | }
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418 |
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419 | // Command line args
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420 | if (*lpCmdLine) {
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421 | strcat(args, " ");
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422 | strcat(args, lpCmdLine);
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423 | }
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424 |
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425 | if (debug) {
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426 | printf("*** Launch4j debug info ***\nWorking dir:\t%s\n", workingDir);
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427 | printf("Launcher:\t%s\n", cmd);
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428 | _itoa(strlen(args), tmp, 10); // 10 -- radix
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429 | printf("Args length:\t%s/32768 chars\n", tmp);
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430 | printf("Launcher args:\t%s\n\n", args);
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431 | }
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432 | return TRUE;
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433 | }
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434 |
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435 | void closeHandles() {
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436 | CloseHandle(pi.hThread);
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437 | CloseHandle(pi.hProcess);
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438 | }
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439 |
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440 | /*
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441 | * Append a path to the Path environment variable
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442 | */
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443 | BOOL appendToPathVar(char* path) {
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444 | char chBuf[MAX_VAR_SIZE] = {0};
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445 |
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446 | const int pathSize = GetEnvironmentVariable("Path", chBuf, MAX_VAR_SIZE);
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447 | if (MAX_VAR_SIZE - pathSize - 1 < strlen(path)) {
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448 | return FALSE;
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449 | }
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450 | strcat(chBuf, ";");
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451 | strcat(chBuf, path);
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452 | return SetEnvironmentVariable("Path", chBuf);
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453 | }
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454 |
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455 | DWORD execute(BOOL wait) {
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456 | STARTUPINFO si;
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457 | memset(&pi, 0, sizeof(pi));
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458 | memset(&si, 0, sizeof(si));
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459 | si.cb = sizeof(si);
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460 |
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461 | DWORD dwExitCode = -1;
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462 | char cmdline[MAX_ARGS];
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463 | strcpy(cmdline, "\"");
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464 | strcat(cmdline, cmd);
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465 | strcat(cmdline, "\" ");
|
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466 | strcat(cmdline, args);
|
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467 | if (CreateProcess(NULL, cmdline, NULL, NULL,
|
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468 | TRUE, 0, NULL, NULL, &si, &pi)) {
|
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469 | if (wait) {
|
---|
470 | WaitForSingleObject(pi.hProcess, INFINITE);
|
---|
471 | GetExitCodeProcess(pi.hProcess, &dwExitCode);
|
---|
472 | closeHandles();
|
---|
473 | } else {
|
---|
474 | dwExitCode = 0;
|
---|
475 | }
|
---|
476 | }
|
---|
477 | return dwExitCode;
|
---|
478 | }
|
---|