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/*
* Copyright (c) 1998, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <objc/objc-runtime.h>
#include <Security/AuthSession.h>
#include <CoreFoundation/CoreFoundation.h>
#include <SystemConfiguration/SystemConfiguration.h>
#include <Foundation/Foundation.h>
#include "java_props_macosx.h"
char *getPosixLocale(int cat) {
char *lc = setlocale(cat, NULL);
if ((lc == NULL) || (strcmp(lc, "C") == 0)) {
lc = getenv("LANG");
}
if (lc == NULL) return NULL;
return strdup(lc);
}
#define LOCALEIDLENGTH 128
#ifndef kCFCoreFoundationVersionNumber10_11_Max
#define kCFCoreFoundationVersionNumber10_11_Max 1299
#endif
char *getMacOSXLocale(int cat) {
const char* retVal = NULL;
char languageString[LOCALEIDLENGTH];
char localeString[LOCALEIDLENGTH];
// Since macOS 10.12, there is no separate language selection for
// "format" locale, e.g., date format. Use the preferred language
// for all LC_* categories.
if (kCFCoreFoundationVersionNumber >
kCFCoreFoundationVersionNumber10_11_Max) {
cat = LC_MESSAGES;
}
switch (cat) {
case LC_MESSAGES:
{
// get preferred language code
CFArrayRef languages = CFLocaleCopyPreferredLanguages();
if (languages == NULL) {
return NULL;
}
if (CFArrayGetCount(languages) <= 0) {
CFRelease(languages);
return NULL;
}
CFStringRef primaryLanguage = (CFStringRef)CFArrayGetValueAtIndex(languages, 0);
if (primaryLanguage == NULL) {
CFRelease(languages);
return NULL;
}
if (CFStringGetCString(primaryLanguage, languageString,
LOCALEIDLENGTH, CFStringGetSystemEncoding()) == false) {
CFRelease(languages);
return NULL;
}
CFRelease(languages);
// Explicitly supply region, if there is none
char *hyphenPos = strchr(languageString, '-');
int langStrLen = strlen(languageString);
if (hyphenPos == NULL || // languageString contains ISO639 only, e.g., "en"
languageString + langStrLen - hyphenPos == 5) { // ISO639-ScriptCode, e.g., "en-Latn"
CFLocaleRef cflocale = CFLocaleCopyCurrent();
if (cflocale != NULL) {
CFStringGetCString(CFLocaleGetIdentifier(cflocale),
localeString, LOCALEIDLENGTH, CFStringGetSystemEncoding());
char *underscorePos = strrchr(localeString, '_');
char *region = NULL;
if (underscorePos != NULL) {
region = underscorePos + 1;
}
if (region != NULL) {
strcat(languageString, "-");
strcat(languageString, region);
}
CFRelease(cflocale);
}
}
retVal = languageString;
}
break;
default:
{
CFLocaleRef cflocale = CFLocaleCopyCurrent();
if (cflocale != NULL) {
if (!CFStringGetCString(CFLocaleGetIdentifier(cflocale),
localeString, LOCALEIDLENGTH, CFStringGetSystemEncoding())) {
CFRelease(cflocale);
return NULL;
}
retVal = localeString;
CFRelease(cflocale);
} else {
return NULL;
}
}
break;
}
if (retVal != NULL) {
// convertToPOSIXLocale() does not expect any variant codes, so ignore
// '@' and anything following, if present.
char* rmAt = strchr(retVal, '@');
if (rmAt != NULL) {
*rmAt = '\0';
}
return strdup(convertToPOSIXLocale(retVal));
}
return NULL;
}
/* Language IDs use the language designators and (optional) region
* and script designators of BCP 47. So possible formats are:
*
* "en" (language designator only)
* "haw" (3-letter lanuage designator)
* "en-GB" (language with alpha-2 region designator)
* "es-419" (language with 3-digit UN M.49 area code)
* "zh-Hans" (language with ISO 15924 script designator)
* "zh-Hans-US" (language with ISO 15924 script designator and region)
* "zh-Hans-419" (language with ISO 15924 script designator and UN M.49)
*
* convert these tags into POSIX conforming locale string, i.e.,
* lang{_region}{@script}. e.g., for "zh-Hans-US" into "zh_US@Hans"
*/
const char * convertToPOSIXLocale(const char* src) {
char* scriptRegion = strchr(src, '-');
if (scriptRegion != NULL) {
int length = strlen(scriptRegion);
char* region = strchr(scriptRegion + 1, '-');
char* atMark = NULL;
if (region == NULL) {
// CFLocaleGetIdentifier() returns '_' before region
region = strchr(scriptRegion + 1, '_');
}
*scriptRegion = '_';
if (length > 5) {
// Region and script both exist.
char tmpScript[4];
int regionLength = length - 6;
atMark = scriptRegion + 1 + regionLength;
memcpy(tmpScript, scriptRegion + 1, 4);
memmove(scriptRegion + 1, region + 1, regionLength);
memcpy(atMark + 1, tmpScript, 4);
} else if (length == 5) {
// script only
atMark = scriptRegion;
}
if (atMark != NULL) {
*atMark = '@';
// assert script code
assert(isalpha(atMark[1]) &&
isalpha(atMark[2]) &&
isalpha(atMark[3]) &&
isalpha(atMark[4]));
}
assert(((length == 3 || length == 8) &&
// '_' followed by a 2 character region designator
isalpha(scriptRegion[1]) &&
isalpha(scriptRegion[2])) ||
((length == 4 || length == 9) &&
// '_' followed by a 3-digit UN M.49 area code
isdigit(scriptRegion[1]) &&
isdigit(scriptRegion[2]) &&
isdigit(scriptRegion[3])) ||
// '@' followed by a 4 character script code (already validated above)
(length == 5));
}
return src;
}
char *setupMacOSXLocale(int cat) {
char * ret = getMacOSXLocale(cat);
if (ret == NULL) {
return getPosixLocale(cat);
} else {
return ret;
}
}
int isInAquaSession() {
// environment variable to bypass the aqua session check
char *ev = getenv("AWT_FORCE_HEADFUL");
if (ev && (strncasecmp(ev, "true", 4) == 0)) {
// if "true" then tell the caller we're in an Aqua session without actually checking
return 1;
}
// Is the WindowServer available?
SecuritySessionId session_id;
SessionAttributeBits session_info;
OSStatus status = SessionGetInfo(callerSecuritySession, &session_id, &session_info);
if (status == noErr) {
if (session_info & sessionHasGraphicAccess) {
return 1;
}
}
return 0;
}
// 10.9 SDK does not include the NSOperatingSystemVersion struct.
// For now, create our own
typedef struct {
NSInteger majorVersion;
NSInteger minorVersion;
NSInteger patchVersion;
} OSVerStruct;
void setOSNameAndVersion(java_props_t *sprops) {
// Hardcode os_name, and fill in os_version
sprops->os_name = strdup("Mac OS X");
NSString *nsVerStr = NULL;
char* osVersionCStr = NULL;
// Mac OS 10.9 includes the [NSProcessInfo operatingSystemVersion] function,
// but it's not in the 10.9 SDK. So, call it via NSInvocation.
if ([[NSProcessInfo processInfo] respondsToSelector:@selector(operatingSystemVersion)]) {
OSVerStruct osVer;
NSMethodSignature *sig = [[NSProcessInfo processInfo] methodSignatureForSelector:
@selector(operatingSystemVersion)];
NSInvocation *invoke = [NSInvocation invocationWithMethodSignature:sig];
invoke.selector = @selector(operatingSystemVersion);
[invoke invokeWithTarget:[NSProcessInfo processInfo]];
[invoke getReturnValue:&osVer];
// Copy out the char* if running on version other than 10.16 Mac OS (10.16 == 11.x)
// or explicitly requesting version compatibility
if (!((long)osVer.majorVersion == 10 && (long)osVer.minorVersion >= 16) ||
(getenv("SYSTEM_VERSION_COMPAT") != NULL)) {
if (osVer.patchVersion == 0) { // Omit trailing ".0"
nsVerStr = [NSString stringWithFormat:@"%ld.%ld",
(long)osVer.majorVersion, (long)osVer.minorVersion];
} else {
nsVerStr = [NSString stringWithFormat:@"%ld.%ld.%ld",
(long)osVer.majorVersion, (long)osVer.minorVersion, (long)osVer.patchVersion];
}
} else {
// Version 10.16, without explicit env setting of SYSTEM_VERSION_COMPAT
// AKA 11+ Read the *real* ProductVersion from the hidden link to avoid SYSTEM_VERSION_COMPAT
// If not found, fallback below to the SystemVersion.plist
NSDictionary *version = [NSDictionary dictionaryWithContentsOfFile :
@"/System/Library/CoreServices/.SystemVersionPlatform.plist"];
if (version != NULL) {
nsVerStr = [version objectForKey : @"ProductVersion"];
}
}
}
// Fallback if running on pre-10.9 Mac OS
if (nsVerStr == NULL) {
NSDictionary *version = [NSDictionary dictionaryWithContentsOfFile :
@"/System/Library/CoreServices/SystemVersion.plist"];
if (version != NULL) {
nsVerStr = [version objectForKey : @"ProductVersion"];
}
}
if (nsVerStr != NULL) {
// Copy out the char*
osVersionCStr = strdup([nsVerStr UTF8String]);
}
if (osVersionCStr == NULL) {
osVersionCStr = strdup("Unknown");
}
sprops->os_version = osVersionCStr;
}
static Boolean getProxyInfoForProtocol(CFDictionaryRef inDict, CFStringRef inEnabledKey,
CFStringRef inHostKey, CFStringRef inPortKey,
CFStringRef *outProxyHost, int *ioProxyPort) {
/* See if the proxy is enabled. */
CFNumberRef cf_enabled = CFDictionaryGetValue(inDict, inEnabledKey);
if (cf_enabled == NULL) {
return false;
}
int isEnabled = false;
if (!CFNumberGetValue(cf_enabled, kCFNumberIntType, &isEnabled)) {
return isEnabled;
}
if (!isEnabled) return false;
*outProxyHost = CFDictionaryGetValue(inDict, inHostKey);
// If cf_host is null, that means the checkbox is set,
// but no host was entered. We'll treat that as NOT ENABLED.
// If cf_port is null or cf_port isn't a number, that means
// no port number was entered. Treat this as ENABLED with the
// protocol's default port.
if (*outProxyHost == NULL) {
return false;
}
if (CFStringGetLength(*outProxyHost) == 0) {
return false;
}
int newPort = 0;
CFNumberRef cf_port = NULL;
if ((cf_port = CFDictionaryGetValue(inDict, inPortKey)) != NULL &&
CFNumberGetValue(cf_port, kCFNumberIntType, &newPort) &&
newPort > 0) {
*ioProxyPort = newPort;
} else {
// bad port or no port - leave *ioProxyPort unchanged
}
return true;
}
static char *createUTF8CString(const CFStringRef theString) {
if (theString == NULL) return NULL;
const CFIndex stringLength = CFStringGetLength(theString);
const CFIndex bufSize = CFStringGetMaximumSizeForEncoding(stringLength, kCFStringEncodingUTF8) + 1;
char *returnVal = (char *)malloc(bufSize);
if (CFStringGetCString(theString, returnVal, bufSize, kCFStringEncodingUTF8)) {
return returnVal;
}
free(returnVal);
return NULL;
}
// Return TRUE if str is a syntactically valid IP address.
// Using inet_pton() instead of inet_aton() for IPv6 support.
// len is only a hint; cstr must still be nul-terminated
static int looksLikeIPAddress(char *cstr, size_t len) {
if (len == 0 || (len == 1 && cstr[0] == '.')) return FALSE;
char dst[16]; // big enough for INET6
return (1 == inet_pton(AF_INET, cstr, dst) ||
1 == inet_pton(AF_INET6, cstr, dst));
}
// Convert Mac OS X proxy exception entry to Java syntax.
// See Radar #3441134 for details.
// Returns NULL if this exception should be ignored by Java.
// May generate a string with multiple exceptions separated by '|'.
static char * createConvertedException(CFStringRef cf_original) {
// This is done with char* instead of CFString because inet_pton()
// needs a C string.
char *c_exception = createUTF8CString(cf_original);
if (!c_exception) return NULL;
int c_len = strlen(c_exception);
// 1. sanitize exception prefix
if (c_len >= 1 && 0 == strncmp(c_exception, ".", 1)) {
memmove(c_exception, c_exception+1, c_len);
c_len -= 1;
} else if (c_len >= 2 && 0 == strncmp(c_exception, "*.", 2)) {
memmove(c_exception, c_exception+2, c_len-1);
c_len -= 2;
}
// 2. pre-reject other exception wildcards
if (strchr(c_exception, '*')) {
free(c_exception);
return NULL;
}
// 3. no IP wildcarding
if (looksLikeIPAddress(c_exception, c_len)) {
return c_exception;
}
// 4. allow domain suffixes
// c_exception is now "str\0" - change to "str|*.str\0"
c_exception = reallocf(c_exception, c_len+3+c_len+1);
if (!c_exception) return NULL;
strncpy(c_exception+c_len, "|*.", 3);
strncpy(c_exception+c_len+3, c_exception, c_len);
c_exception[c_len+3+c_len] = '\0';
return c_exception;
}
/*
* Method for fetching the user.home path and storing it in the property list.
* For signed .apps running in the Mac App Sandbox, user.home is set to the
* app's sandbox container.
*/
void setUserHome(java_props_t *sprops) {
if (sprops == NULL) { return; }
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
sprops->user_home = createUTF8CString((CFStringRef)NSHomeDirectory());
[pool drain];
}
/*
* Method for fetching proxy info and storing it in the property list.
*/
void setProxyProperties(java_props_t *sProps) {
if (sProps == NULL) return;
char buf[16]; /* Used for %d of an int - 16 is plenty */
CFStringRef
cf_httpHost = NULL,
cf_httpsHost = NULL,
cf_ftpHost = NULL,
cf_socksHost = NULL,
cf_gopherHost = NULL;
int
httpPort = 80, // Default proxy port values
httpsPort = 443,
ftpPort = 21,
socksPort = 1080,
gopherPort = 70;
CFDictionaryRef dict = SCDynamicStoreCopyProxies(NULL);
if (dict == NULL) return;
/* Read the proxy exceptions list */
CFArrayRef cf_list = CFDictionaryGetValue(dict, kSCPropNetProxiesExceptionsList);
CFMutableStringRef cf_exceptionList = NULL;
if (cf_list != NULL) {
CFIndex len = CFArrayGetCount(cf_list), idx;
cf_exceptionList = CFStringCreateMutable(NULL, 0);
for (idx = (CFIndex)0; idx < len; idx++) {
CFStringRef cf_ehost;
if ((cf_ehost = CFArrayGetValueAtIndex(cf_list, idx))) {
/* Convert this exception from Mac OS X syntax to Java syntax.
See Radar #3441134 for details. This may generate a string
with multiple Java exceptions separated by '|'. */
char *c_exception = createConvertedException(cf_ehost);
if (c_exception) {
/* Append the host to the list of exclusions. */
if (CFStringGetLength(cf_exceptionList) > 0) {
CFStringAppendCString(cf_exceptionList, "|", kCFStringEncodingMacRoman);
}
CFStringAppendCString(cf_exceptionList, c_exception, kCFStringEncodingMacRoman);
free(c_exception);
}
}
}
}
if (cf_exceptionList != NULL) {
if (CFStringGetLength(cf_exceptionList) > 0) {
sProps->exceptionList = createUTF8CString(cf_exceptionList);
}
CFRelease(cf_exceptionList);
}
#define CHECK_PROXY(protocol, PROTOCOL) \
sProps->protocol##ProxyEnabled = \
getProxyInfoForProtocol(dict, kSCPropNetProxies##PROTOCOL##Enable, \
kSCPropNetProxies##PROTOCOL##Proxy, \
kSCPropNetProxies##PROTOCOL##Port, \
&cf_##protocol##Host, &protocol##Port); \
if (sProps->protocol##ProxyEnabled) { \
sProps->protocol##Host = createUTF8CString(cf_##protocol##Host); \
snprintf(buf, sizeof(buf), "%d", protocol##Port); \
sProps->protocol##Port = malloc(strlen(buf) + 1); \
strcpy(sProps->protocol##Port, buf); \
}
CHECK_PROXY(http, HTTP);
CHECK_PROXY(https, HTTPS);
CHECK_PROXY(ftp, FTP);
CHECK_PROXY(socks, SOCKS);
CHECK_PROXY(gopher, Gopher);
#undef CHECK_PROXY
CFRelease(dict);
}