| ␊ |
| /*static*/ unsigned long Adler32( unsigned char * buffer, long length );␊ |
| ␊ |
| static long FileLoadDrivers(char *dirSpec, long plugin);␊ |
| static long NetLoadDrivers(char *dirSpec);␊ |
| static long LoadDriverMKext(char *fileSpec);␊ |
| static long LoadDriverPList(char *dirSpec, char *name, long bundleType);␊ |
| static long LoadMatchedModules(void);␊ |
| long FileLoadDrivers(char *dirSpec, long plugin);␊ |
| long NetLoadDrivers(char *dirSpec);␊ |
| long LoadDriverMKext(char *fileSpec);␊ |
| long LoadDriverPList(char *dirSpec, char *name, long bundleType);␊ |
| long LoadMatchedModules(void);␊ |
| ␊ |
| static long MatchPersonalities(void);␊ |
| static long MatchLibraries(void);␊ |
| #ifdef NOTDEF␊ |
|
| static long ParseXML(char *buffer, ModulePtr *module, TagPtr *personalities);␊ |
| static long InitDriverSupport(void);␊ |
| ␊ |
| static ModulePtr gModuleHead, gModuleTail;␊ |
| ModulePtr gModuleHead, gModuleTail;␊ |
| static TagPtr gPersonalityHead, gPersonalityTail;␊ |
| static char * gExtensionsSpec;␊ |
| static char * gDriverSpec;␊ |
|
| ␉ }␊ |
| ␉ }␊ |
| }␊ |
| ␊ |
| // Also try to load Extensions from boot helper partitions.␊ |
| if (gBootVolume->flags & kBVFlagBooter)␊ |
| if(!gHaveKernelCache)␊ |
| {␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/");␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
| // Don't load main driver (from /System/Library/Extentions) if gHaveKernelCache is set.␊ |
| // since these drivers will already be in the kernel cache.␊ |
| // NOTE: when gHaveKernelCache, xnu cannot (by default) load *any* extra kexts from the bootloader.␊ |
| // The /Extra code is not disabled in this case due to a kernel patch that allows for this to happen.␊ |
| ␊ |
| // Also try to load Extensions from boot helper partitions.␊ |
| if (gBootVolume->flags & kBVFlagBooter)␊ |
| {␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.R/System/Library/");␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/");␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
| {␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.S/System/Library/");␊ |
| FileLoadDrivers(dirSpecExtra, 0);␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.R/System/Library/");␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
| {␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.S/System/Library/");␊ |
| FileLoadDrivers(dirSpecExtra, 0);␊ |
| }␊ |
| }␊ |
| }␊ |
| }␊ |
| ␊ |
| if (gMKextName[0] != '\0')␊ |
| {␊ |
| verbose("LoadDrivers: Loading from [%s]\n", gMKextName);␊ |
| if ( LoadDriverMKext(gMKextName) != 0 )␊ |
| ␊ |
| if (gMKextName[0] != '\0')␊ |
| {␊ |
| error("Could not load %s\n", gMKextName);␊ |
| return -1;␊ |
| verbose("LoadDrivers: Loading from [%s]\n", gMKextName);␊ |
| if ( LoadDriverMKext(gMKextName) != 0 )␊ |
| {␊ |
| error("Could not load %s\n", gMKextName);␊ |
| return -1;␊ |
| }␊ |
| }␊ |
| else␊ |
| {␊ |
| strcpy(gExtensionsSpec, dirSpec);␊ |
| strcat(gExtensionsSpec, "System/Library/");␊ |
| FileLoadDrivers(gExtensionsSpec, 0);␊ |
| }␊ |
| ␊ |
| }␊ |
| else␊ |
| {␊ |
| strcpy(gExtensionsSpec, dirSpec);␊ |
| strcat(gExtensionsSpec, "System/Library/");␊ |
| FileLoadDrivers(gExtensionsSpec, 0);␊ |
| }␊ |
| }␊ |
| else␊ |
| {␊ |
|
| //==========================================================================␊ |
| // FileLoadDrivers␊ |
| ␊ |
| static long␊ |
| long␊ |
| FileLoadDrivers( char * dirSpec, long plugin )␊ |
| {␊ |
| long ret, length, flags, time, bundleType;␊ |
|
| return result;␊ |
| }␊ |
| ␊ |
| ␊ |
| //==========================================================================␊ |
| // ␊ |
| ␊ |
| static long␊ |
| long␊ |
| NetLoadDrivers( char * dirSpec )␊ |
| {␊ |
| long tries;␊ |
|
| //==========================================================================␊ |
| // loadDriverMKext␊ |
| ␊ |
| static long␊ |
| long␊ |
| LoadDriverMKext( char * fileSpec )␊ |
| {␊ |
| unsigned long driversAddr, driversLength;␊ |
|
| //==========================================================================␊ |
| // LoadDriverPList␊ |
| ␊ |
| static long␊ |
| long␊ |
| LoadDriverPList( char * dirSpec, char * name, long bundleType )␊ |
| {␊ |
| long length, executablePathLength, bundlePathLength;␊ |
|
| do {␊ |
| // Save the driver path.␊ |
| ␊ |
| sprintf(gFileSpec, "%s/%s/%s", dirSpec, name,␊ |
| if(name) sprintf(gFileSpec, "%s/%s/%s", dirSpec, name,␊ |
| (bundleType == kCFBundleType2) ? "Contents/MacOS/" : "");␊ |
| else sprintf(gFileSpec, "%s/%s", dirSpec,␊ |
| (bundleType == kCFBundleType2) ? "Contents/MacOS/" : "");␊ |
| executablePathLength = strlen(gFileSpec) + 1;␊ |
| ␊ |
| tmpExecutablePath = malloc(executablePathLength);␊ |
| if (tmpExecutablePath == 0) break;␊ |
| ␊ |
| strcpy(tmpExecutablePath, gFileSpec);␊ |
| ␊ |
| sprintf(gFileSpec, "%s/%s", dirSpec, name);␊ |
| if(name) sprintf(gFileSpec, "%s/%s", dirSpec, name);␊ |
| else sprintf(gFileSpec, "%s", dirSpec);␊ |
| bundlePathLength = strlen(gFileSpec) + 1;␊ |
| ␊ |
| tmpBundlePath = malloc(bundlePathLength);␊ |
|
| ␊ |
| // Construct the file spec to the plist, then load it.␊ |
| ␊ |
| sprintf(gFileSpec, "%s/%s/%sInfo.plist", dirSpec, name,␊ |
| if(name) sprintf(gFileSpec, "%s/%s/%sInfo.plist", dirSpec, name,␊ |
| (bundleType == kCFBundleType2) ? "Contents/" : "");␊ |
| else sprintf(gFileSpec, "%s/%sInfo.plist", dirSpec,␊ |
| (bundleType == kCFBundleType2) ? "Contents/" : "");␊ |
| ␊ |
| length = LoadFile(gFileSpec);␊ |
| if (length == -1) break;␊ |
| ␊ |
| length = length + 1;␊ |
| buffer = malloc(length);␊ |
| if (buffer == 0) break;␊ |
| ␊ |
| strlcpy(buffer, (char *)kLoadAddr, length);␊ |
| ␊ |
| // Parse the plist.␊ |
| ␊ |
| ret = ParseXML(buffer, &module, &personalities);␊ |
| if (ret != 0) { break; }␊ |
| ␊ |
| // Allocate memory for the driver path and the plist.␊ |
| ␊ |
| module->executablePath = tmpExecutablePath;␊ |
|
| ␊ |
| if ((module->executablePath == 0) || (module->bundlePath == 0) || (module->plistAddr == 0))␊ |
| break;␊ |
| ␊ |
| // Save the driver path in the module.␊ |
| //strcpy(module->driverPath, tmpDriverPath);␊ |
| tmpExecutablePath = 0;␊ |
|
| //==========================================================================␊ |
| // LoadMatchedModules␊ |
| ␊ |
| static long␊ |
| long␊ |
| LoadMatchedModules( void )␊ |
| {␊ |
| ␉TagPtr␉␉ prop;␊ |
|
| //␉␉␉␉}␊ |
| ␊ |
| ␉␉␉␉// Make make in the image area.␊ |
| ␊ |
| execute_hook("LoadMatchedModules", module, &length, executableAddr, NULL);␊ |
| ␊ |
| ␉␉␉␉driverLength = sizeof(DriverInfo) + module->plistLength + length + module->bundlePathLength;␊ |
| ␉␉␉␉driverAddr = AllocateKernelMemory(driverLength);␊ |
| ␊ |
|
| ParseXML( char * buffer, ModulePtr * module, TagPtr * personalities )␊ |
| {␊ |
| ␉long length, pos;␊ |
| ␉TagPtr moduleDict, required;␊ |
| ␉TagPtr moduleDict;␊ |
| ␉ModulePtr tmpModule;␊ |
| ␊ |
| pos = 0;␊ |
|
| ␊ |
| if (length == -1) return -1;␊ |
| ␊ |
| required = XMLGetProperty(moduleDict, kPropOSBundleRequired);␊ |
| if ( (required == 0) ||␊ |
| (required->type != kTagTypeString) ||␊ |
| !strcmp(required->string, "Safe Boot"))␊ |
| #if 0 /** remove this check. **/ ␊ |
| if (strcmp(XMLCastString(XMLGetProperty(moduleDict, kPropOSBundleRequired)), "Safe Boot") == 0)␊ |
| {␊ |
| // Don't load Safe Boot kexts. NOTE: -x should be check too.␊ |
| XMLFreeTag(moduleDict);␊ |
| return -2;␊ |
| }␊ |
| #endif ␊ |
| ␊ |
| tmpModule = malloc(sizeof(Module));␊ |
| if (tmpModule == 0)␊ |
|
| ␉␉␉return -1;␊ |
| ␉␉}␊ |
| ␉}␊ |
| ␉␊ |
| ␉// Notify modules that the kernel has been decompressed, is about to be decoded␊ |
| ␉␉␊ |
| ␉ret = ThinFatFile(&binary, &len);␊ |
| if (ret == 0 && len == 0 && archCpuType==CPU_TYPE_X86_64)␊ |
| {␊ |
| archCpuType=CPU_TYPE_I386;␊ |
| ret = ThinFatFile(&binary, &len);␊ |
| }␊ |
| ␊ |
| // Notify modules that the kernel has been decompressed and thinned, is about to be decoded␊ |
| ␉execute_hook("DecodeKernel", (void*)binary, NULL, NULL, NULL);␊ |
| ␉␊ |
| ␉ret = ThinFatFile(&binary, &len);␊ |
| ␉ if (ret == 0 && len == 0 && archCpuType==CPU_TYPE_X86_64)␊ |
| ␉ {␊ |
| ␉␉ archCpuType=CPU_TYPE_I386;␊ |
| ␉␉ ret = ThinFatFile(&binary, &len);␊ |
| ␉ }␊ |
| ␊ |
| ␉ ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| ␊ |
| ␉ if (ret<0 && archCpuType==CPU_TYPE_X86_64)␊ |
| ␉ {␊ |
| ␉␉ archCpuType=CPU_TYPE_I386;␊ |
| ␉␉ ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| ␉ }␊ |
| ␊ |
| ␉ return ret;␊ |
| ␊ |
| ␊ |
| ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| if (ret<0 && archCpuType==CPU_TYPE_X86_64)␊ |
| {␊ |
| archCpuType=CPU_TYPE_I386;␊ |
| ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| }␊ |
| ␊ |
| return ret;␊ |
| }␊ |
