| ␊ |
| ␊ |
| extern char gMacOSVersion;␊ |
| extern int␉recoveryMode;␊ |
| ␊ |
| ␊ |
| struct Module { ␊ |
| struct Module *nextModule;␊ |
| long willLoad;␊ |
| TagPtr dict;␊ |
| char *plistAddr;␊ |
| long plistLength;␊ |
| char *executablePath;␊ |
| char *bundlePath;␊ |
| long bundlePathLength;␊ |
| ␉struct Module *nextModule;␊ |
| ␉long willLoad;␊ |
| ␉TagPtr dict;␊ |
| ␉char *plistAddr;␊ |
| ␉long plistLength;␊ |
| ␉char *executablePath;␊ |
| ␉char *bundlePath;␊ |
| ␉long bundlePathLength;␊ |
| };␊ |
| typedef struct Module Module, *ModulePtr;␊ |
| ␊ |
| struct DriverInfo {␊ |
| char *plistAddr;␊ |
| long plistLength;␊ |
| void *executableAddr;␊ |
| long executableLength;␊ |
| void *bundlePathAddr;␊ |
| long bundlePathLength;␊ |
| ␉char *plistAddr;␊ |
| ␉long plistLength;␊ |
| ␉void *executableAddr;␊ |
| ␉long executableLength;␊ |
| ␉void *bundlePathAddr;␊ |
| ␉long bundlePathLength;␊ |
| };␊ |
| typedef struct DriverInfo DriverInfo, *DriverInfoPtr;␊ |
| ␊ |
|
| #define kDriverPackageSignature2 'MOSX'␊ |
| ␊ |
| struct DriversPackage {␊ |
| unsigned long signature1;␊ |
| unsigned long signature2;␊ |
| unsigned long length;␊ |
| unsigned long alder32;␊ |
| unsigned long version;␊ |
| unsigned long numDrivers;␊ |
| unsigned long reserved1;␊ |
| unsigned long reserved2;␊ |
| ␉unsigned long signature1;␊ |
| ␉unsigned long signature2;␊ |
| ␉unsigned long length;␊ |
| ␉unsigned long alder32;␊ |
| ␉unsigned long version;␊ |
| ␉unsigned long numDrivers;␊ |
| ␉unsigned long reserved1;␊ |
| ␉unsigned long reserved2;␊ |
| };␊ |
| typedef struct DriversPackage DriversPackage;␊ |
| ␊ |
| enum {␊ |
| kCFBundleType2,␊ |
| kCFBundleType3␊ |
| ␉kCFBundleType2,␊ |
| ␉kCFBundleType3␊ |
| };␊ |
| ␊ |
| #ifndef OPTION_ROM␊ |
| long (*LoadExtraDrivers_p)(FileLoadDrivers_t FileLoadDrivers_p);␊ |
| #endif␊ |
| ␊ |
| static unsigned long Alder32( unsigned char * buffer, long length );␊ |
| ␊ |
| static long FileLoadDrivers(char *dirSpec, long plugin);␊ |
| #ifndef OPTION_ROM␊ |
| static long NetLoadDrivers(char *dirSpec);␊ |
| #endif␊ |
| static long LoadDriverMKext(char *fileSpec);␊ |
| static long LoadDriverPList(char *dirSpec, char *name, long bundleType);␊ |
| static long LoadMatchedModules(void);␊ |
|
| ␊ |
| lowHalf = 1;␊ |
| highHalf = 0;␊ |
| ␊ |
| ␉␊ |
| ␉for ( cnt = 0; cnt < length; cnt++ )␊ |
| {␊ |
| if ((cnt % 5000) == 0)␊ |
|
| lowHalf %= 65521L;␊ |
| highHalf %= 65521L;␊ |
| }␊ |
| ␊ |
| ␉␉␊ |
| lowHalf += buffer[cnt];␊ |
| highHalf += lowHalf;␊ |
| }␊ |
| ␊ |
| ␉␊ |
| ␉lowHalf %= 65521L;␊ |
| ␉highHalf %= 65521L;␊ |
| ␊ |
| ␉␊ |
| ␉result = (highHalf << 16) | lowHalf;␊ |
| ␊ |
| ␉␊ |
| ␉return result;␊ |
| }␊ |
| ␊ |
|
| gFileSpec = malloc( 4096 );␊ |
| gTempSpec = malloc( 4096 );␊ |
| gFileName = malloc( 4096 );␊ |
| ␊ |
| ␉␊ |
| if ( !gExtensionsSpec || !gDriverSpec || !gFileSpec || !gTempSpec || !gFileName )␊ |
| stop("InitDriverSupport error");␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| long LoadDrivers( char * dirSpec )␊ |
| {␊ |
| char dirSpecExtra[1024];␊ |
| ␊ |
| ␉␊ |
| if ( InitDriverSupport() != 0 )␊ |
| return 0;␊ |
| ␊ |
| ␉␊ |
| #ifndef OPTION_ROM␊ |
| // Load extra drivers if a hook has been installed.␊ |
| if (LoadExtraDrivers_p != NULL)␊ |
| {␊ |
| (*LoadExtraDrivers_p)(&FileLoadDrivers);␊ |
| }␊ |
| ␊ |
| ␉␊ |
| if ( gBootFileType == kNetworkDeviceType )␊ |
| {␊ |
| if (NetLoadDrivers(dirSpec) != 0) {␊ |
|
| return -1;␊ |
| }␊ |
| }␊ |
| else if ( gBootFileType == kBlockDeviceType )␊ |
| {␊ |
| // First try to load Extra extensions from the ramdisk if isn't aliased as bt(0,0).␊ |
| ␉␉if(recoveryMode) ␊ |
| else␊ |
| #endif␊ |
| ␉␉if ( gBootFileType == kBlockDeviceType )␊ |
| ␉␉{␊ |
| ␉␉␉verbose("Loading recovery extensions\n");␊ |
| ␊ |
| // Next try to load Extra extensions from the selected root partition.␊ |
| strcpy(dirSpecExtra, "/Extra/");␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
| {␊ |
| // If failed, then try to load Extra extensions from the boot partition␊ |
| // in case we have a separate booter partition or a bt(0,0) aliased ramdisk.␊ |
| if ( !(gBIOSBootVolume->biosdev == gBootVolume->biosdev && gBIOSBootVolume->part_no == gBootVolume->part_no)␊ |
| || (gRAMDiskVolume && gRAMDiskBTAliased) )␊ |
| {␊ |
| // Next try a specfic OS version folder ie 10.5␊ |
| sprintf(dirSpecExtra, "bt(0,0)/Extra/%s/", &gMacOSVersion);␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
| {␉␊ |
| // Next we'll try the base␊ |
| strcpy(dirSpecExtra, "bt(0,0)/Extra/");␊ |
| FileLoadDrivers(dirSpecExtra, 0);␊ |
| }␊ |
| }␊ |
| }␊ |
| ␊ |
| ␉␉}␊ |
| ␉␉else␊ |
| ␉␉{␊ |
| ␉␉␉// First try to load Extra extensions from the ramdisk if isn't aliased as bt(0,0).␊ |
| #ifndef OPTION_ROM␊ |
| ␉␉␉if (gRAMDiskVolume && !gRAMDiskBTAliased)␊ |
| ␉␉␉{␊ |
| ␉␉␉␉strcpy(dirSpecExtra, "rd(0,0)/Extra/");␊ |
| ␉␉␉␉FileLoadDrivers(dirSpecExtra, 0);␊ |
| ␉␉␉}␊ |
| ␉␉␉␊ |
| #endif␊ |
| ␉␉␉// Next try to load Extra extensions from the selected root partition.␊ |
| ␉␉␉strcpy(dirSpecExtra, "/Extra/");␊ |
| ␉␉␉if (FileLoadDrivers(dirSpecExtra, 0) != 0)␊ |
|
| ␉␉␉␉// If failed, then try to load Extra extensions from the boot partition␊ |
| ␉␉␉␉// in case we have a separate booter partition or a bt(0,0) aliased ramdisk.␊ |
| ␉␉␉␉if ( !(gBIOSBootVolume->biosdev == gBootVolume->biosdev && gBIOSBootVolume->part_no == gBootVolume->part_no)␊ |
| #ifndef OPTION_ROM␊ |
| ␉␉␉␉␉|| (gRAMDiskVolume && gRAMDiskBTAliased) )␊ |
| #else␊ |
| ␉␉␉␉␉)␊ |
| #endif␊ |
| ␉␉␉␉{␊ |
| ␉␉␉␉␉// First try a specfic OS version folder ie 10.5␊ |
| ␉␉␉␉␉sprintf(dirSpecExtra, "bt(0,0)/Extra/%s/", &gMacOSVersion);␊ |
|
| ␉␉␉␉}␊ |
| ␉␉␉}␊ |
| ␉␉␉␊ |
| ␉␉␉// TODO: fix this, the order does matter, and it's not correct now.␊ |
| ␉␉␉// Also try to load Extensions from boot helper partitions.␊ |
| ␉␉␉if (gBootVolume->flags & kBVFlagBooter)␊ |
| ␉␉␉{␊ |
| ␉␉␉␉strcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/");␊ |
| ␉␉␉␉if (FileLoadDrivers(dirSpecExtra, 0) != 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 )␊ |
| ␉␉␉␉{␊ |
| ␉␉␉␉␉error("Could not load %s\n", gMKextName);␊ |
| ␉␉␉␉␉return -1;␊ |
| ␉␉␉␉}␊ |
| ␉␉␉}␊ |
| ␉␉␉else␊ |
| ␉␉␉{␊ |
| ␉␉␉␉strcpy(gExtensionsSpec, dirSpec);␊ |
| ␉␉␉␉strcat(gExtensionsSpec, "System/Library/");␊ |
| ␉␉␉␉FileLoadDrivers(gExtensionsSpec, 0);␊ |
| ␉␉␉}␊ |
| ␉␉}␊ |
| ␊ |
| // Also try to load Extensions from boot helper partitions.␊ |
| if (gBootVolume->flags & kBVFlagBooter)␊ |
| {␊ |
| strcpy(dirSpecExtra, "/com.apple.boot.P/System/Library/");␊ |
| if (FileLoadDrivers(dirSpecExtra, 0) != 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 )␊ |
| {␊ |
| error("Could not load %s\n", gMKextName);␊ |
| return -1;␊ |
| }␊ |
| }␊ |
| else␊ |
| {␊ |
| strcpy(gExtensionsSpec, dirSpec);␊ |
| strcat(gExtensionsSpec, "System/Library/");␊ |
| FileLoadDrivers(gExtensionsSpec, 0);␊ |
| }␊ |
| }␊ |
| else␊ |
| {␊ |
| return 0;␊ |
| }␊ |
| ␊ |
| ␉␉else␊ |
| ␉␉{␊ |
| ␉␉␉return 0;␊ |
| ␉␉}␊ |
| ␉␊ |
| MatchPersonalities();␊ |
| ␊ |
| ␉␊ |
| MatchLibraries();␊ |
| ␊ |
| ␉␊ |
| LoadMatchedModules();␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| static long␊ |
| FileLoadMKext( const char * dirSpec, const char * extDirSpec )␊ |
| {␊ |
| long ret, flags, time, time2;␊ |
| char altDirSpec[512];␊ |
| ␉long ret, flags, time, time2;␊ |
| ␉char altDirSpec[512];␊ |
| ␉␊ |
| sprintf (altDirSpec, "%s%s", dirSpec, extDirSpec);␊ |
| ret = GetFileInfo(altDirSpec, "Extensions.mkext", &flags, &time);␊ |
| if ((ret == 0) && ((flags & kFileTypeMask) == kFileTypeFlat))␊ |
| {␊ |
| ret = GetFileInfo(dirSpec, "Extensions", &flags, &time2);␊ |
| if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeDirectory) ||␊ |
| (((gBootMode & kBootModeSafe) == 0) && (time == (time2 + 1))))␊ |
| {␊ |
| sprintf(gDriverSpec, "%sExtensions.mkext", altDirSpec);␊ |
| verbose("LoadDrivers: Loading from [%s]\n", gDriverSpec);␊ |
| if (LoadDriverMKext(gDriverSpec) == 0) return 0;␊ |
| }␊ |
| }␊ |
| return -1;␊ |
| ␉sprintf (altDirSpec, "%s%s", dirSpec, extDirSpec);␊ |
| ␉ret = GetFileInfo(altDirSpec, "Extensions.mkext", &flags, &time);␊ |
| ␉if ((ret == 0) && ((flags & kFileTypeMask) == kFileTypeFlat))␊ |
| ␉{␊ |
| ␉␉ret = GetFileInfo(dirSpec, "Extensions", &flags, &time2);␊ |
| ␉␉if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeDirectory) ||␊ |
| ␉␉␉(((gBootMode & kBootModeSafe) == 0) && (time == (time2 + 1))))␊ |
| ␉␉{␊ |
| ␉␉␉sprintf(gDriverSpec, "%sExtensions.mkext", altDirSpec);␊ |
| ␉␉␉verbose("LoadDrivers: Loading from [%s]\n", gDriverSpec);␊ |
| ␉␉␉if (LoadDriverMKext(gDriverSpec) == 0) return 0;␊ |
| ␉␉}␊ |
| ␉}␊ |
| ␉return -1;␊ |
| }␊ |
| ␊ |
| //==========================================================================␊ |
|
| long long␉ index;␊ |
| long result = -1;␊ |
| const char * name;␊ |
| ␊ |
| ␉␊ |
| if ( !plugin )␊ |
| {␊ |
| // First try 10.6's path for loading Extensions.mkext.␊ |
| if (FileLoadMKext(dirSpec, "Caches/com.apple.kext.caches/Startup/") == 0)␊ |
| return 0;␊ |
| ␊ |
| ␉␉␉return 0;␊ |
| ␉␉␊ |
| // Next try the legacy path.␊ |
| else if (FileLoadMKext(dirSpec, "") == 0)␊ |
| return 0;␊ |
| ␊ |
| ␉␉␉return 0;␊ |
| ␉␉␊ |
| strcat(dirSpec, "Extensions");␊ |
| }␊ |
| ␊ |
| ␉␊ |
| index = 0;␊ |
| while (1) {␊ |
| ret = GetDirEntry(dirSpec, &index, &name, &flags, &time);␊ |
| if (ret == -1) break;␊ |
| ␊ |
| ␉␉␊ |
| // Make sure this is a directory.␊ |
| if ((flags & kFileTypeMask) != kFileTypeDirectory) continue;␊ |
| ␊ |
| // Make sure this is a kext.␊ |
| length = strlen(name);␊ |
| if (strcmp(name + length - 5, ".kext")) continue;␊ |
| ␊ |
| ␉␉␊ |
| // Save the file name.␊ |
| strcpy(gFileName, name);␊ |
| ␊ |
| ␉␉␊ |
| // Determine the bundle type.␊ |
| sprintf(gTempSpec, "%s/%s", dirSpec, gFileName);␊ |
| ret = GetFileInfo(gTempSpec, "Contents", &flags, &time);␊ |
| if (ret == 0) bundleType = kCFBundleType2;␊ |
| else bundleType = kCFBundleType3;␊ |
| ␊ |
| ␉␉␊ |
| if (!plugin)␊ |
| sprintf(gDriverSpec, "%s/%s/%sPlugIns", dirSpec, gFileName,␊ |
| (bundleType == kCFBundleType2) ? "Contents/" : "");␊ |
| ␊ |
| ␉␉␊ |
| ret = LoadDriverPList(dirSpec, gFileName, bundleType);␊ |
| ␊ |
| ␉␉␊ |
| if (result != 0)␊ |
| result = ret;␊ |
| ␊ |
| ␉␉␉result = ret;␊ |
| ␉␉␊ |
| if (!plugin) ␊ |
| FileLoadDrivers(gDriverSpec, 1);␊ |
| ␉␉␉FileLoadDrivers(gDriverSpec, 1);␊ |
| }␊ |
| ␊ |
| ␉␊ |
| return result;␊ |
| }␊ |
| ␊ |
| //==========================================================================␊ |
| // ␊ |
| ␊ |
| #ifndef OPTION_ROM␊ |
| static long␊ |
| NetLoadDrivers( char * dirSpec )␊ |
| {␊ |
| long tries;␊ |
| ␊ |
| ␉␊ |
| #if NODEF␊ |
| long cnt;␊ |
| ␊ |
| ␉␊ |
| // Get the name of the kernel␊ |
| cnt = strlen(gBootFile);␊ |
| while (cnt--) {␊ |
| if ((gBootFile[cnt] == '\\') || (gBootFile[cnt] == ',')) {␊ |
| cnt++;␊ |
| break;␊ |
| ␉␉␉cnt++;␊ |
| ␉␉␉break;␊ |
| }␊ |
| }␊ |
| #endif␊ |
| ␊ |
| ␉␊ |
| // INTEL modification␊ |
| sprintf(gDriverSpec, "%s%s.mkext", dirSpec, bootInfo->bootFile);␊ |
| ␊ |
|
| if (LoadDriverMKext(gDriverSpec) == 0) break;␊ |
| }␊ |
| if (tries == -1) return -1;␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
| #endif␊ |
| //==========================================================================␊ |
| // loadDriverMKext␊ |
| ␊ |
|
| long length;␊ |
| char segName[32];␊ |
| DriversPackage * package;␊ |
| ␊ |
| ␉␊ |
| #define GetPackageElement(e) OSSwapBigToHostInt32(package->e)␊ |
| ␊ |
| ␉␊ |
| // Load the MKext.␊ |
| length = LoadThinFatFile(fileSpec, (void **)&package);␊ |
| if (length < sizeof (DriversPackage)) return -1;␊ |
| ␊ |
| ␉␊ |
| ␉// call hook to notify modules that the mkext has been loaded␊ |
| ␉execute_hook("LoadDriverMKext", (void*)fileSpec, (void*)package, (void*) length, NULL);␊ |
| ␊ |
| ␉␊ |
| ␉␊ |
| // Verify the MKext.␊ |
| if (( GetPackageElement(signature1) != kDriverPackageSignature1) ||␊ |
| ( GetPackageElement(signature2) != kDriverPackageSignature2) ||␊ |
| ( GetPackageElement(length) > kLoadSize ) ||␊ |
| ( GetPackageElement(alder32) !=␊ |
| Alder32((unsigned char *)&package->version, GetPackageElement(length) - 0x10) ) )␊ |
| ␉␉ Alder32((unsigned char *)&package->version, GetPackageElement(length) - 0x10) ) )␊ |
| {␊ |
| return -1;␊ |
| }␊ |
| ␉␊ |
| ␊ |
| ␉␊ |
| // Make space for the MKext.␊ |
| driversLength = GetPackageElement(length);␊ |
| driversAddr = AllocateKernelMemory(driversLength);␊ |
| ␊ |
| ␉␊ |
| // Copy the MKext.␊ |
| memcpy((void *)driversAddr, (void *)package, driversLength);␊ |
| ␊ |
| ␉␊ |
| // Add the MKext to the memory map.␊ |
| sprintf(segName, "DriversPackage-%lx", driversAddr);␊ |
| AllocateMemoryRange(segName, driversAddr, driversLength,␊ |
| kBootDriverTypeMKEXT);␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| char * tmpExecutablePath = 0;␊ |
| char * tmpBundlePath = 0;␊ |
| long ret = -1;␊ |
| ␊ |
| ␉␊ |
| do {␊ |
| // Save the driver path.␊ |
| ␊ |
| sprintf(gFileSpec, "%s/%s/%s", dirSpec, name,␊ |
| (bundleType == kCFBundleType2) ? "Contents/MacOS/" : "");␊ |
| executablePathLength = strlen(gFileSpec) + 1;␊ |
| ␊ |
| ␉␉␊ |
| tmpExecutablePath = malloc(executablePathLength);␊ |
| if (tmpExecutablePath == 0) break;␊ |
| ␊ |
| ␉␉␊ |
| strcpy(tmpExecutablePath, gFileSpec);␊ |
| ␊ |
| ␉␉␊ |
| sprintf(gFileSpec, "%s/%s", dirSpec, name);␊ |
| bundlePathLength = strlen(gFileSpec) + 1;␊ |
| ␊ |
| ␉␉␊ |
| tmpBundlePath = malloc(bundlePathLength);␊ |
| if (tmpBundlePath == 0) break;␊ |
| ␊ |
| ␉␉␊ |
| strcpy(tmpBundlePath, gFileSpec);␊ |
| ␊ |
| ␉␉␊ |
| // Construct the file spec to the plist, then load it.␊ |
| ␊ |
| ␉␉␊ |
| sprintf(gFileSpec, "%s/%s/%sInfo.plist", dirSpec, name,␊ |
| (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;␊ |
| module->bundlePath = tmpBundlePath;␊ |
| module->bundlePathLength = bundlePathLength;␊ |
| module->plistAddr = malloc(length);␊ |
| ␊ |
| ␉␉␊ |
| if ((module->executablePath == 0) || (module->bundlePath == 0) || (module->plistAddr == 0))␊ |
| break;␊ |
| ␊ |
| ␉␉␊ |
| // Save the driver path in the module.␊ |
| //strcpy(module->driverPath, tmpDriverPath);␊ |
| tmpExecutablePath = 0;␊ |
| tmpBundlePath = 0;␊ |
| ␊ |
| ␉␉␊ |
| // Add the plist to the module.␊ |
| ␊ |
| ␉␉␊ |
| strlcpy(module->plistAddr, (char *)kLoadAddr, length);␊ |
| module->plistLength = length;␊ |
| ␊ |
| ␉␉␊ |
| // Add the module to the end of the module list.␊ |
| ␊ |
| if (gModuleHead == 0)␊ |
|
| else␊ |
| gModuleTail->nextModule = module;␊ |
| gModuleTail = module;␊ |
| ␊ |
| ␉␉␊ |
| // Add the persionalities to the personality list.␊ |
| ␊ |
| ␉␉␊ |
| if (personalities) personalities = personalities->tag;␊ |
| while (personalities != 0)␊ |
| {␊ |
|
| if ( buffer ) free( buffer );␊ |
| if ( tmpExecutablePath ) free( tmpExecutablePath );␊ |
| if ( tmpBundlePath ) free( tmpBundlePath );␊ |
| ␊ |
| ␉␊ |
| return ret;␊ |
| }␊ |
| ␊ |
|
| DriverInfoPtr driver;␊ |
| long length, driverAddr, driverLength;␊ |
| void *executableAddr = 0;␊ |
| ␊ |
| ␊ |
| ␉␊ |
| ␉␊ |
| module = gModuleHead;␊ |
| ␊ |
| ␉␊ |
| while (module != 0)␊ |
| {␊ |
| if (module->willLoad)␊ |
| {␊ |
| prop = XMLGetProperty(module->dict, kPropCFBundleExecutable);␊ |
| ␊ |
| ␉␉␉␊ |
| if (prop != 0)␊ |
| {␊ |
| fileName = prop->string;␊ |
|
| }␊ |
| else␊ |
| length = 0;␊ |
| ␊ |
| ␉␉␉␊ |
| if (length != -1)␊ |
| {␊ |
| ␉␉//driverModuleAddr = (void *)kLoadAddr;␊ |
| ␉␉␉␉//driverModuleAddr = (void *)kLoadAddr;␊ |
| //if (length != 0)␊ |
| //{␊ |
| ␉␉// ThinFatFile(&driverModuleAddr, &length);␊ |
| ␉␉//}␊ |
| ␊ |
| ␉␉␉␉// ThinFatFile(&driverModuleAddr, &length);␊ |
| ␉␉␉␉//}␊ |
| ␉␉␉␉␊ |
| // Make make in the image area.␊ |
| ␉␉␉␉␊ |
| ␉␉␉␉execute_hook("LoadMatchedModules", module, &length, executableAddr, NULL);␊ |
| ␊ |
| ␉␉␉␉␊ |
| driverLength = sizeof(DriverInfo) + module->plistLength + length + module->bundlePathLength;␊ |
| driverAddr = AllocateKernelMemory(driverLength);␊ |
| ␊ |
| ␉␉␉␉␊ |
| // Set up the DriverInfo.␊ |
| driver = (DriverInfoPtr)driverAddr;␊ |
| driver->plistAddr = (char *)(driverAddr + sizeof(DriverInfo));␊ |
|
| if (length != 0)␊ |
| {␊ |
| driver->executableAddr = (void *)(driverAddr + sizeof(DriverInfo) +␊ |
| ␉␉␉␉␉ module->plistLength);␊ |
| ␉␉␉␉␉␉␉␉␉␉␉␉␉ module->plistLength);␊ |
| driver->executableLength = length;␊ |
| }␊ |
| else␊ |
|
| driver->executableLength = 0;␊ |
| }␊ |
| driver->bundlePathAddr = (void *)(driverAddr + sizeof(DriverInfo) +␊ |
| ␉␉␉␉ module->plistLength + driver->executableLength);␊ |
| ␉␉␉␉␉␉␉␉␉␉␉␉ module->plistLength + driver->executableLength);␊ |
| driver->bundlePathLength = module->bundlePathLength;␊ |
| ␊ |
| ␉␉␉␉␊ |
| // Save the plist, module and bundle.␊ |
| strcpy(driver->plistAddr, module->plistAddr);␊ |
| if (length != 0)␊ |
|
| memcpy(driver->executableAddr, executableAddr, length);␊ |
| }␊ |
| strcpy(driver->bundlePathAddr, module->bundlePath);␊ |
| ␊ |
| ␉␉␉␉␊ |
| // Add an entry to the memory map.␊ |
| sprintf(segName, "Driver-%lx", (unsigned long)driver);␊ |
| AllocateMemoryRange(segName, driverAddr, driverLength,␊ |
|
| }␊ |
| module = module->nextModule;␊ |
| }␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| TagPtr prop, prop2;␊ |
| ModulePtr module, module2;␊ |
| long done;␊ |
| ␊ |
| ␉␊ |
| do {␊ |
| done = 1;␊ |
| module = gModuleHead;␊ |
|
| }␊ |
| }␊ |
| while (!done);␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| ␉long length, pos;␊ |
| ␉TagPtr moduleDict, required;␊ |
| ␉ModulePtr tmpModule;␊ |
| ␊ |
| ␉␊ |
| pos = 0;␊ |
| ␊ |
| ␉␊ |
| while (1)␊ |
| {␊ |
| length = XMLParseNextTag(buffer + pos, &moduleDict);␊ |
| if (length == -1) break;␊ |
| ␊ |
| ␉␉␊ |
| pos += length;␊ |
| ␊ |
| ␉␉␊ |
| if (moduleDict == 0) continue;␊ |
| if (moduleDict->type == kTagTypeDict) break;␊ |
| ␊ |
| ␉␉␊ |
| XMLFreeTag(moduleDict);␊ |
| }␊ |
| ␊ |
| ␉␊ |
| if (length == -1) return -1;␊ |
| ␊ |
| ␉␊ |
| required = XMLGetProperty(moduleDict, kPropOSBundleRequired);␊ |
| if ( (required == 0) ||␊ |
| (required->type != kTagTypeString) ||␊ |
| !strcmp(required->string, "Safe Boot"))␊ |
| ␉␉(required->type != kTagTypeString) ||␊ |
| ␉␉!strcmp(required->string, "Safe Boot"))␊ |
| {␊ |
| XMLFreeTag(moduleDict);␊ |
| return -2;␊ |
| }␊ |
| ␊ |
| ␉␊ |
| tmpModule = malloc(sizeof(Module));␊ |
| if (tmpModule == 0)␊ |
| {␊ |
|
| return -1;␊ |
| }␊ |
| tmpModule->dict = moduleDict;␊ |
| ␊ |
| ␉␊ |
| // For now, load any module that has OSBundleRequired != "Safe Boot".␊ |
| ␊ |
| ␉␊ |
| tmpModule->willLoad = 1;␊ |
| ␊ |
| ␉␊ |
| *module = tmpModule;␊ |
| ␊ |
| ␉␊ |
| // Get the personalities.␊ |
| ␊ |
| ␉␊ |
| *personalities = XMLGetProperty(moduleDict, kPropIOKitPersonalities);␊ |
| ␊ |
| ␉␊ |
| return 0;␊ |
| }␊ |
| ␊ |
|
| u_int32_t uncompressed_size, size;␊ |
| void *buffer;␊ |
| ␉unsigned long len;␊ |
| ␊ |
| ␉␊ |
| #if 0␊ |
| printf("kernel header:\n");␊ |
| printf("signature: 0x%x\n", kernel_header->signature);␊ |
|
| printf("compressed_size: 0x%x\n", kernel_header->compressed_size);␊ |
| getc();␊ |
| #endif␊ |
| ␊ |
| ␉␊ |
| if (kernel_header->signature == OSSwapBigToHostConstInt32('comp')) {␊ |
| if (kernel_header->compress_type != OSSwapBigToHostConstInt32('lzss')) {␊ |
| error("kernel compression is bad\n");␊ |
|
| if (kernel_header->root_path[0] && strcmp(gBootFile, kernel_header->root_path))␊ |
| return -1;␊ |
| #endif␊ |
| ␊ |
| ␉␉␊ |
| uncompressed_size = OSSwapBigToHostInt32(kernel_header->uncompressed_size);␊ |
| binary = buffer = malloc(uncompressed_size);␊ |
| ␊ |
| ␉␉␊ |
| size = decompress_lzss((u_int8_t *) binary, &kernel_header->data[0],␊ |
| OSSwapBigToHostInt32(kernel_header->compressed_size));␊ |
| if (uncompressed_size != size) {␊ |
|
| return -1;␊ |
| }␊ |
| }␊ |
| ␊ |
| ret = ThinFatFile(&binary, &len);␊ |
| if (ret == 0 && len == 0 && archCpuType==CPU_TYPE_X86_64)␊ |
| {␊ |
| ␉ archCpuType=CPU_TYPE_I386;␊ |
| ␉ ret = ThinFatFile(&binary, &len);␊ |
| }␊ |
| ␊ |
| ␉␊ |
| ␉ret = ThinFatFile(&binary, &len);␊ |
| ␉if (ret == 0 && len == 0 && archCpuType==CPU_TYPE_X86_64)␊ |
| ␉{␊ |
| ␉␉archCpuType=CPU_TYPE_I386;␊ |
| ␉␉ret = ThinFatFile(&binary, &len);␊ |
| ␉}␊ |
| ␉␊ |
| ␉//patch_kernel(binary);␊ |
| ␉␊ |
| ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| ␉ret = DecodeMachO(binary, rentry, raddr, rsize);␊ |
| ␉␊ |
| if (ret<0 && archCpuType==CPU_TYPE_X86_64)␊ |
| {␊ |
| ␉ archCpuType=CPU_TYPE_I386;␊ |
| ␉ 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;␊ |
| ␉␊ |
| ␉return ret;␊ |
| }␊ |
