1 /* 2 * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include <dlfcn.h> 27 #include <sys/socket.h> 28 #include <netinet/in.h> 29 #include <arpa/inet.h> 30 31 #include <Security/AuthSession.h> 32 #include <CoreFoundation/CoreFoundation.h> 33 #include <SystemConfiguration/SystemConfiguration.h> 34 35 #include "java_props_macosx.h" 36 37 38 // need dlopen/dlsym trick to avoid pulling in JavaRuntimeSupport before libjava.dylib is loaded 39 static void *getJRSFramework() { 40 static void *jrsFwk = NULL; 41 if (jrsFwk == NULL) { 42 jrsFwk = dlopen("/System/Library/Frameworks/JavaVM.framework/Frameworks/JavaRuntimeSupport.framework/JavaRuntimeSupport", RTLD_LAZY | RTLD_LOCAL); 43 } 44 return jrsFwk; 45 } 46 47 static char *getPosixLocale(int cat) { 48 char *lc = setlocale(cat, NULL); 49 if ((lc == NULL) || (strcmp(lc, "C") == 0)) { 50 lc = getenv("LANG"); 51 } 52 if (lc == NULL) return NULL; 53 return strdup(lc); 54 } 55 56 #define LOCALEIDLENGTH 128 57 char *setupMacOSXLocale(int cat) { 58 switch (cat) { 59 case LC_MESSAGES: 60 { 61 void *jrsFwk = getJRSFramework(); 62 if (jrsFwk == NULL) return getPosixLocale(cat); 63 64 char *(*JRSCopyPrimaryLanguage)() = dlsym(jrsFwk, "JRSCopyPrimaryLanguage"); 65 char *primaryLanguage = JRSCopyPrimaryLanguage ? JRSCopyPrimaryLanguage() : NULL; 66 if (primaryLanguage == NULL) return getPosixLocale(cat); 67 68 char *(*JRSCopyCanonicalLanguageForPrimaryLanguage)(char *) = dlsym(jrsFwk, "JRSCopyCanonicalLanguageForPrimaryLanguage"); 69 char *canonicalLanguage = JRSCopyCanonicalLanguageForPrimaryLanguage ? JRSCopyCanonicalLanguageForPrimaryLanguage(primaryLanguage) : NULL; 70 free (primaryLanguage); 71 if (canonicalLanguage == NULL) return getPosixLocale(cat); 72 73 void (*JRSSetDefaultLocalization)(char *) = dlsym(jrsFwk, "JRSSetDefaultLocalization"); 74 if (JRSSetDefaultLocalization) JRSSetDefaultLocalization(canonicalLanguage); 75 76 return canonicalLanguage; 77 } 78 break; 79 default: 80 { 81 char localeString[LOCALEIDLENGTH]; 82 if (CFStringGetCString(CFLocaleGetIdentifier(CFLocaleCopyCurrent()), 83 localeString, LOCALEIDLENGTH, CFStringGetSystemEncoding())) { 84 return strdup(localeString); 85 } 86 } 87 break; 88 } 89 90 return NULL; 91 } 92 93 /* There are several toolkit options on Mac OS X, so we should try to 94 * pick the "best" one, given what we know about the environment Java 95 * is running under 96 */ 97 98 static PreferredToolkit getPreferredToolkitFromEnv() { 99 char *envVar = getenv("AWT_TOOLKIT"); 100 if (envVar == NULL) return unset; 101 102 if (strcasecmp(envVar, "CToolkit") == 0) return CToolkit; 103 if (strcasecmp(envVar, "XToolkit") == 0) return XToolkit; 104 if (strcasecmp(envVar, "HToolkit") == 0) return HToolkit; 105 return unset; 106 } 107 108 static bool isInAquaSession() { 109 // Is the WindowServer available? 110 SecuritySessionId session_id; 111 SessionAttributeBits session_info; 112 OSStatus status = SessionGetInfo(callerSecuritySession, &session_id, &session_info); 113 if (status != noErr) return false; 114 if (!(session_info & sessionHasGraphicAccess)) return false; 115 return true; 116 } 117 118 static bool isXDisplayDefined() { 119 return getenv("DISPLAY") != NULL; 120 } 121 122 PreferredToolkit getPreferredToolkit() { 123 static PreferredToolkit pref = unset; 124 if (pref != unset) return pref; 125 126 PreferredToolkit prefFromEnv = getPreferredToolkitFromEnv(); 127 if (prefFromEnv != unset) return pref = prefFromEnv; 128 129 if (isInAquaSession()) return pref = CToolkit; 130 if (isXDisplayDefined()) return pref = XToolkit; 131 return pref = HToolkit; 132 } 133 134 void setUnknownOSAndVersion(java_props_t *sprops) { 135 sprops->os_name = strdup("Unknown"); 136 sprops->os_version = strdup("Unknown"); 137 } 138 139 void setOSNameAndVersion(java_props_t *sprops) { 140 void *jrsFwk = getJRSFramework(); 141 if (jrsFwk == NULL) { 142 setUnknownOSAndVersion(sprops); 143 return; 144 } 145 146 char *(*copyOSName)() = dlsym(jrsFwk, "JRSCopyOSName"); 147 char *(*copyOSVersion)() = dlsym(jrsFwk, "JRSCopyOSVersion"); 148 if (copyOSName == NULL || copyOSVersion == NULL) { 149 setUnknownOSAndVersion(sprops); 150 return; 151 } 152 153 sprops->os_name = copyOSName(); 154 sprops->os_version = copyOSVersion(); 155 } 156 157 158 static Boolean getProxyInfoForProtocol(CFDictionaryRef inDict, CFStringRef inEnabledKey, CFStringRef inHostKey, CFStringRef inPortKey, CFStringRef *outProxyHost, int *ioProxyPort) { 159 /* See if the proxy is enabled. */ 160 CFNumberRef cf_enabled = CFDictionaryGetValue(inDict, inEnabledKey); 161 if (cf_enabled == NULL) { 162 return false; 163 } 164 165 int isEnabled = false; 166 if (!CFNumberGetValue(cf_enabled, kCFNumberIntType, &isEnabled)) { 167 return isEnabled; 168 } 169 170 if (!isEnabled) return false; 171 *outProxyHost = CFDictionaryGetValue(inDict, inHostKey); 172 173 // If cf_host is null, that means the checkbox is set, 174 // but no host was entered. We'll treat that as NOT ENABLED. 175 // If cf_port is null or cf_port isn't a number, that means 176 // no port number was entered. Treat this as ENABLED with the 177 // protocol's default port. 178 if (*outProxyHost == NULL) { 179 return false; 180 } 181 182 if (CFStringGetLength(*outProxyHost) == 0) { 183 return false; 184 } 185 186 int newPort = 0; 187 CFNumberRef cf_port = NULL; 188 if ((cf_port = CFDictionaryGetValue(inDict, inPortKey)) != NULL && 189 CFNumberGetValue(cf_port, kCFNumberIntType, &newPort) && 190 newPort > 0) { 191 *ioProxyPort = newPort; 192 } else { 193 // bad port or no port - leave *ioProxyPort unchanged 194 } 195 196 return true; 197 } 198 199 static char *createUTF8CString(const CFStringRef theString) { 200 if (theString == NULL) return NULL; 201 202 const CFIndex stringLength = CFStringGetLength(theString); 203 const CFIndex bufSize = CFStringGetMaximumSizeForEncoding(stringLength, kCFStringEncodingUTF8) + 1; 204 char *returnVal = (char *)malloc(bufSize); 205 206 if (CFStringGetCString(theString, returnVal, bufSize, kCFStringEncodingUTF8)) { 207 return returnVal; 208 } 209 210 free(returnVal); 211 return NULL; 212 } 213 214 // Return TRUE if str is a syntactically valid IP address. 215 // Using inet_pton() instead of inet_aton() for IPv6 support. 216 // len is only a hint; cstr must still be nul-terminated 217 static int looksLikeIPAddress(char *cstr, size_t len) { 218 if (len == 0 || (len == 1 && cstr[0] == '.')) return FALSE; 219 220 char dst[16]; // big enough for INET6 221 return (1 == inet_pton(AF_INET, cstr, dst) || 222 1 == inet_pton(AF_INET6, cstr, dst)); 223 } 224 225 226 227 // Convert Mac OS X proxy exception entry to Java syntax. 228 // See Radar #3441134 for details. 229 // Returns NULL if this exception should be ignored by Java. 230 // May generate a string with multiple exceptions separated by '|'. 231 static char * createConvertedException(CFStringRef cf_original) { 232 // This is done with char* instead of CFString because inet_pton() 233 // needs a C string. 234 char *c_exception = createUTF8CString(cf_original); 235 if (!c_exception) return NULL; 236 237 int c_len = strlen(c_exception); 238 239 // 1. sanitize exception prefix 240 if (c_len >= 1 && 0 == strncmp(c_exception, ".", 1)) { 241 memmove(c_exception, c_exception+1, c_len); 242 c_len -= 1; 243 } else if (c_len >= 2 && 0 == strncmp(c_exception, "*.", 2)) { 244 memmove(c_exception, c_exception+2, c_len-1); 245 c_len -= 2; 246 } 247 248 // 2. pre-reject other exception wildcards 249 if (strchr(c_exception, '*')) { 250 free(c_exception); 251 return NULL; 252 } 253 254 // 3. no IP wildcarding 255 if (looksLikeIPAddress(c_exception, c_len)) { 256 return c_exception; 257 } 258 259 // 4. allow domain suffixes 260 // c_exception is now "str\0" - change to "str|*.str\0" 261 c_exception = reallocf(c_exception, c_len+3+c_len+1); 262 if (!c_exception) return NULL; 263 264 strncpy(c_exception+c_len, "|*.", 3); 265 strncpy(c_exception+c_len+3, c_exception, c_len); 266 c_exception[c_len+3+c_len] = '\0'; 267 return c_exception; 268 } 269 270 271 /* 272 * Method for fetching proxy info and storing it in the propery list. 273 */ 274 void setProxyProperties(java_props_t *sProps) { 275 if (sProps == NULL) return; 276 277 char buf[16]; /* Used for %d of an int - 16 is plenty */ 278 CFStringRef 279 cf_httpHost = NULL, 280 cf_httpsHost = NULL, 281 cf_ftpHost = NULL, 282 cf_socksHost = NULL, 283 cf_gopherHost = NULL; 284 int 285 httpPort = 80, // Default proxy port values 286 httpsPort = 443, 287 ftpPort = 21, 288 socksPort = 1080, 289 gopherPort = 70; 290 291 CFDictionaryRef dict = SCDynamicStoreCopyProxies(NULL); 292 if (dict == NULL) return; 293 294 /* Read the proxy exceptions list */ 295 CFArrayRef cf_list = CFDictionaryGetValue(dict, kSCPropNetProxiesExceptionsList); 296 297 CFMutableStringRef cf_exceptionList = NULL; 298 if (cf_list != NULL) { 299 CFIndex len = CFArrayGetCount(cf_list), idx; 300 301 cf_exceptionList = CFStringCreateMutable(NULL, 0); 302 for (idx = (CFIndex)0; idx < len; idx++) { 303 CFStringRef cf_ehost; 304 if ((cf_ehost = CFArrayGetValueAtIndex(cf_list, idx))) { 305 /* Convert this exception from Mac OS X syntax to Java syntax. 306 See Radar #3441134 for details. This may generate a string 307 with multiple Java exceptions separated by '|'. */ 308 char *c_exception = createConvertedException(cf_ehost); 309 if (c_exception) { 310 /* Append the host to the list of exclusions. */ 311 if (CFStringGetLength(cf_exceptionList) > 0) { 312 CFStringAppendCString(cf_exceptionList, "|", kCFStringEncodingMacRoman); 313 } 314 CFStringAppendCString(cf_exceptionList, c_exception, kCFStringEncodingMacRoman); 315 free(c_exception); 316 } 317 } 318 } 319 } 320 321 if (cf_exceptionList != NULL) { 322 if (CFStringGetLength(cf_exceptionList) > 0) { 323 sProps->exceptionList = createUTF8CString(cf_exceptionList); 324 } 325 CFRelease(cf_exceptionList); 326 } 327 328 #define CHECK_PROXY(protocol, PROTOCOL) \ 329 sProps->protocol##ProxyEnabled = \ 330 getProxyInfoForProtocol(dict, kSCPropNetProxies##PROTOCOL##Enable, \ 331 kSCPropNetProxies##PROTOCOL##Proxy, \ 332 kSCPropNetProxies##PROTOCOL##Port, \ 333 &cf_##protocol##Host, &protocol##Port); \ 334 if (sProps->protocol##ProxyEnabled) { \ 335 sProps->protocol##Host = createUTF8CString(cf_##protocol##Host); \ 336 snprintf(buf, sizeof(buf), "%d", protocol##Port); \ 337 sProps->protocol##Port = malloc(strlen(buf) + 1); \ 338 strcpy(sProps->protocol##Port, buf); \ 339 } 340 341 CHECK_PROXY(http, HTTP); 342 CHECK_PROXY(https, HTTPS); 343 CHECK_PROXY(ftp, FTP); 344 CHECK_PROXY(socks, SOCKS); 345 CHECK_PROXY(gopher, Gopher); 346 347 #undef CHECK_PROXY 348 349 CFRelease(dict); 350 }