mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-27 12:15:19 +01:00
934 lines
36 KiB
C
934 lines
36 KiB
C
#include "Platform.h"
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#define KEXT_INJECT_DEBUG 2
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#if KEXT_INJECT_DEBUG == 2
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#define DBG(...) MsgLog(__VA_ARGS__)
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#elif KEXT_INJECT_DEBUG == 1
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#define DBG(...) AsciiPrint(__VA_ARGS__);
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#else
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#define DBG(...)
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#endif
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// runtime debug
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#define DBG_RT(entry, ...) if ((entry != NULL) && (entry->KernelAndKextPatches != NULL) && entry->KernelAndKextPatches->KPDebug) { AsciiPrint(__VA_ARGS__); }
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////////////////////
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// globals
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////////////////////
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LIST_ENTRY gKextList = INITIALIZE_LIST_HEAD_VARIABLE (gKextList);
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////////////////////
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// before booting
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////////////////////
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EFI_STATUS EFIAPI ThinFatFile(IN OUT UINT8 **binary, IN OUT UINTN *length, IN cpu_type_t archCpuType)
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{
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UINT32 nfat, swapped, size = 0;
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FAT_HEADER *fhp = (FAT_HEADER *)*binary;
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FAT_ARCH *fap = (FAT_ARCH *)(*binary + sizeof(FAT_HEADER));
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cpu_type_t fapcputype;
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UINT32 fapoffset;
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UINT32 fapsize;
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swapped = 0;
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if (fhp->magic == FAT_MAGIC) {
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nfat = fhp->nfat_arch;
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} else if (fhp->magic == FAT_CIGAM) {
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nfat = SwapBytes32(fhp->nfat_arch);
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swapped = 1;
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//already thin
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} else if (fhp->magic == THIN_X64){
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if (archCpuType == CPU_TYPE_X86_64) {
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return EFI_SUCCESS;
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}
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return EFI_NOT_FOUND;
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} else if (fhp->magic == THIN_IA32){
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if (archCpuType == CPU_TYPE_I386) {
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return EFI_SUCCESS;
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}
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return EFI_NOT_FOUND;
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} else {
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MsgLog("Thinning fails\n");
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return EFI_NOT_FOUND;
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}
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for (; nfat > 0; nfat--, fap++) {
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if (swapped) {
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fapcputype = SwapBytes32(fap->cputype);
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fapoffset = SwapBytes32(fap->offset);
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fapsize = SwapBytes32(fap->size);
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} else {
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fapcputype = fap->cputype;
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fapoffset = fap->offset;
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fapsize = fap->size;
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}
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if (fapcputype == archCpuType) {
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*binary = (*binary + fapoffset);
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size = fapsize;
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break;
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}
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}
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if (length != 0) *length = size;
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return EFI_SUCCESS;
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}
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void toLowerStr(CHAR8 *tstr, CHAR8 *str) {
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UINT16 cnt = 0;
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for (cnt = 0; *str != '\0' && cnt <= 0xFF; cnt++, str++, tstr++) {
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if (*str >= 'A' && *str <= 'Z')
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*tstr = 'a' + (*str - 'A');
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else
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*tstr = *str;
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}
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*tstr = '\0';
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}
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BOOLEAN checkOSBundleRequired(UINT8 loaderType, TagPtr dict)
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{
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BOOLEAN inject = TRUE;
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TagPtr osBundleRequired;
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CHAR8 osbundlerequired[256];
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osBundleRequired = GetProperty(dict,"OSBundleRequired");
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if (osBundleRequired)
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toLowerStr(osbundlerequired, osBundleRequired->string);
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else
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osbundlerequired[0] = '\0';
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// if (OSTYPE_IS_OSX_RECOVERY(loaderType)) {
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// if (AsciiStrnCmp(osbundlerequired, "root", 4) &&
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// AsciiStrnCmp(osbundlerequired, "local", 5) &&
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// AsciiStrnCmp(osbundlerequired, "console", 7) &&
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// AsciiStrnCmp(osbundlerequired, "network-root", 12)) {
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// inject = FALSE;
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// }
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// } else if (OSTYPE_IS_OSX_INSTALLER(loaderType)) {
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// if (AsciiStrnCmp(osbundlerequired, "root", 4) &&
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// AsciiStrnCmp(osbundlerequired, "local", 5) &&
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// AsciiStrnCmp(osbundlerequired, "console", 7)) {
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// inject = FALSE;
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// }
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// }
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return inject;
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}
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extern VOID KernelAndKextPatcherInit(IN LOADER_ENTRY *Entry);
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extern VOID AnyKextPatch(UINT8 *Driver, UINT32 DriverSize, CHAR8 *InfoPlist, UINT32 InfoPlistSize, INT32 N, LOADER_ENTRY *Entry);
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EFI_STATUS EFIAPI LoadKext(IN LOADER_ENTRY *Entry, IN EFI_FILE *RootDir, IN CHAR16 *FileName, IN cpu_type_t archCpuType, IN OUT _DeviceTreeBuffer *kext)
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{
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EFI_STATUS Status;
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UINT8* infoDictBuffer = NULL;
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UINTN infoDictBufferLength = 0;
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UINT8* executableFatBuffer = NULL;
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UINT8* executableBuffer = NULL;
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UINTN executableBufferLength = 0;
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CHAR8* bundlePathBuffer = NULL;
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UINTN bundlePathBufferLength = 0;
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CHAR16 TempName[256];
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CHAR16 Executable[256];
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TagPtr dict = NULL;
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TagPtr prop = NULL;
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BOOLEAN NoContents = FALSE;
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BOOLEAN inject = FALSE;
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_BooterKextFileInfo *infoAddr = NULL;
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UnicodeSPrint(TempName, 512, L"%s\\%s", FileName, L"Contents\\Info.plist");
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Status = egLoadFile(RootDir, TempName, &infoDictBuffer, &infoDictBufferLength);
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if (EFI_ERROR(Status)) {
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//try to find a planar kext, without Contents
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UnicodeSPrint(TempName, 512, L"%s\\%s", FileName, L"Info.plist");
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Status = egLoadFile(RootDir, TempName, &infoDictBuffer, &infoDictBufferLength);
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if (EFI_ERROR(Status)) {
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MsgLog("Failed to load extra kext (Info.plist not found): %s\n", FileName);
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return EFI_NOT_FOUND;
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}
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NoContents = TRUE;
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}
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if(ParseXML((CHAR8*)infoDictBuffer,&dict,(UINT32)infoDictBufferLength)!=0) {
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FreePool(infoDictBuffer);
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MsgLog("Failed to load extra kext (failed to parse Info.plist): %s\n", FileName);
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return EFI_NOT_FOUND;
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}
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inject = checkOSBundleRequired(Entry->LoaderType, dict);
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if(!inject) {
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MsgLog("Skipping kext injection by OSBundleRequired : %s\n", FileName);
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return EFI_UNSUPPORTED;
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}
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prop = GetProperty(dict,"CFBundleExecutable");
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if(prop!=0) {
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AsciiStrToUnicodeStrS(prop->string, Executable, 256);
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if (NoContents) {
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UnicodeSPrint(TempName, 512, L"%s\\%s", FileName, Executable);
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} else {
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UnicodeSPrint(TempName, 512, L"%s\\%s\\%s", FileName, L"Contents\\MacOS",Executable);
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}
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Status = egLoadFile(RootDir, TempName, &executableFatBuffer, &executableBufferLength);
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if (EFI_ERROR(Status)) {
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FreePool(infoDictBuffer);
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MsgLog("Failed to load extra kext (executable not found): %s\n", FileName);
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return EFI_NOT_FOUND;
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}
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executableBuffer = executableFatBuffer;
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if (ThinFatFile(&executableBuffer, &executableBufferLength, archCpuType)) {
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FreePool(infoDictBuffer);
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FreePool(executableBuffer);
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MsgLog("Thinning failed: %s\n", FileName);
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return EFI_NOT_FOUND;
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}
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}
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bundlePathBufferLength = StrLen(FileName) + 1;
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bundlePathBuffer = AllocateZeroPool(bundlePathBufferLength);
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UnicodeStrToAsciiStrS(FileName, bundlePathBuffer, bundlePathBufferLength);
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kext->length = (UINT32)(sizeof(_BooterKextFileInfo) + infoDictBufferLength + executableBufferLength + bundlePathBufferLength);
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infoAddr = (_BooterKextFileInfo *)AllocatePool(kext->length);
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infoAddr->infoDictPhysAddr = sizeof(_BooterKextFileInfo);
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infoAddr->infoDictLength = (UINT32)infoDictBufferLength;
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infoAddr->executablePhysAddr = (UINT32)(sizeof(_BooterKextFileInfo) + infoDictBufferLength);
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infoAddr->executableLength = (UINT32)executableBufferLength;
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infoAddr->bundlePathPhysAddr = (UINT32)(sizeof(_BooterKextFileInfo) + infoDictBufferLength + executableBufferLength);
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infoAddr->bundlePathLength = (UINT32)bundlePathBufferLength;
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kext->paddr = (UINT32)(UINTN)infoAddr; // Note that we cannot free infoAddr because of this
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CopyMem((CHAR8 *)infoAddr + sizeof(_BooterKextFileInfo), infoDictBuffer, infoDictBufferLength);
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CopyMem((CHAR8 *)infoAddr + sizeof(_BooterKextFileInfo) + infoDictBufferLength, executableBuffer, executableBufferLength);
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CopyMem((CHAR8 *)infoAddr + sizeof(_BooterKextFileInfo) + infoDictBufferLength + executableBufferLength, bundlePathBuffer, bundlePathBufferLength);
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FreePool(infoDictBuffer);
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FreePool(executableFatBuffer);
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FreePool(bundlePathBuffer);
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return EFI_SUCCESS;
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}
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EFI_STATUS EFIAPI AddKext(IN LOADER_ENTRY *Entry, IN EFI_FILE *RootDir, IN CHAR16 *FileName, IN cpu_type_t archCpuType)
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{
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EFI_STATUS Status;
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KEXT_ENTRY *KextEntry;
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KextEntry = AllocatePool (sizeof(KEXT_ENTRY));
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KextEntry->Signature = KEXT_SIGNATURE;
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Status = LoadKext(Entry, RootDir, FileName, archCpuType, &KextEntry->kext);
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if(EFI_ERROR(Status)) {
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FreePool(KextEntry);
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} else {
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InsertTailList (&gKextList, &KextEntry->Link);
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}
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return Status;
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}
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UINT32 GetListCount(LIST_ENTRY const* List)
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{
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LIST_ENTRY *Link;
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UINT32 Count=0;
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if(!IsListEmpty(List)) {
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for (Link = List->ForwardLink; Link != List; Link = Link->ForwardLink)
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Count++;
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}
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return Count;
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}
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UINT32 GetKextCount()
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{
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return (UINT32)GetListCount(&gKextList);
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}
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UINT32 GetKextsSize()
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{
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LIST_ENTRY *Link;
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KEXT_ENTRY *KextEntry;
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UINT32 kextsSize=0;
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if(!IsListEmpty(&gKextList)) {
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for (Link = gKextList.ForwardLink; Link != &gKextList; Link = Link->ForwardLink) {
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KextEntry = CR(Link, KEXT_ENTRY, Link, KEXT_SIGNATURE);
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kextsSize += RoundPage(KextEntry->kext.length);
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}
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}
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return kextsSize;
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}
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VOID LoadPlugInKexts(IN LOADER_ENTRY *Entry, IN EFI_FILE *RootDir, IN CHAR16 *DirName, IN cpu_type_t archCpuType, IN BOOLEAN Force)
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{
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REFIT_DIR_ITER PlugInIter;
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EFI_FILE_INFO *PlugInFile;
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CHAR16 FileName[256];
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if ((Entry == NULL) || (RootDir == NULL) || (DirName == NULL)) {
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return;
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}
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DirIterOpen(RootDir, DirName, &PlugInIter);
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while (DirIterNext(&PlugInIter, 1, L"*.kext", &PlugInFile)) {
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if (PlugInFile->FileName[0] == '.' || StrStr(PlugInFile->FileName, L".kext") == NULL)
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continue; // skip this
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UnicodeSPrint(FileName, 512, L"%s\\%s", DirName, PlugInFile->FileName);
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MsgLog(" %s PlugIn kext: %s\n", Force ? L"Force" : L"Extra", FileName);
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AddKext(Entry, RootDir, FileName, archCpuType);
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}
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DirIterClose(&PlugInIter);
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}
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VOID AddKexts(IN LOADER_ENTRY *Entry, CHAR16 *SrcDir, CHAR16 *Path/*, CHAR16 *UniSysVers*/, cpu_type_t archCpuType)
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{
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CHAR16 FileName[256];
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CHAR16 PlugInName[256];
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SIDELOAD_KEXT *CurrentKext;
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SIDELOAD_KEXT *CurrentPlugInKext;
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EFI_STATUS Status;
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MsgLog("Preparing kexts injection for arch=%s from %s\n", (archCpuType==CPU_TYPE_X86_64)?L"x86_64":(archCpuType==CPU_TYPE_I386)?L"i386":L"", SrcDir);
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CurrentKext = InjectKextList;
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while (CurrentKext) {
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DBG(" current kext name=%s path=%s, match against=%s\n", CurrentKext->FileName, CurrentKext->KextDirNameUnderOEMPath, Path);
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if (StrCmp(CurrentKext->KextDirNameUnderOEMPath, Path) == 0) {
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UnicodeSPrint(FileName, 512, L"%s\\%s", SrcDir, CurrentKext->FileName);
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if (!(CurrentKext->MenuItem.BValue)) {
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// inject require
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MsgLog("->Extra kext: %s (v.%s)\n", FileName, CurrentKext->Version);
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Status = AddKext(Entry, SelfVolume->RootDir, FileName, archCpuType);
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if(!EFI_ERROR(Status)) {
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// decide which plugins to inject
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CurrentPlugInKext = CurrentKext->PlugInList;
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while (CurrentPlugInKext) {
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UnicodeSPrint(PlugInName, 512, L"%s\\%s\\%s", FileName, L"Contents\\PlugIns", CurrentPlugInKext->FileName);
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if (!(CurrentPlugInKext->MenuItem.BValue)) {
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// inject PlugIn require
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MsgLog(" |-- PlugIn kext: %s (v.%s)\n", PlugInName, CurrentPlugInKext->Version);
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AddKext(Entry, SelfVolume->RootDir, PlugInName, archCpuType);
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} else {
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MsgLog(" |-- Disabled plug-in kext: %s (v.%s)\n", PlugInName, CurrentPlugInKext->Version);
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}
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CurrentPlugInKext = CurrentPlugInKext->Next;
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} // end of plug-in kext injection
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}
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} else {
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// disable current kext injection
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MsgLog("Disabled kext: %s (v.%s)\n", FileName, CurrentKext->Version);
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}
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}
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CurrentKext = CurrentKext->Next;
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} // end of kext injection
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}
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//
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//CHAR16* tryKextDir(CHAR16* FormatString, ...)
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//{
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// VA_LIST Marker;
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// CHAR16 Dir[1024];
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//
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// // Make sure the buffer is intact for writing
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// if (FormatString == NULL) return NULL;
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//
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// // Print message to log buffer
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// VA_START(Marker, FormatString);
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// UnicodeVSPrint(Dir, sizeof(Dir), FormatString, Marker);
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// VA_END(Marker);
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//
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//}
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EFI_STATUS LoadKexts(IN LOADER_ENTRY *Entry)
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{
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CHAR16 *SrcDir = NULL;
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REFIT_DIR_ITER PlugInIter;
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EFI_FILE_INFO *PlugInFile;
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CHAR16 FileName[256];
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CHAR16 PlugIns[256];
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CHAR16 *Arch = NULL;
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CHAR16 *Ptr = NULL;
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#if defined(MDE_CPU_X64)
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cpu_type_t archCpuType=CPU_TYPE_X86_64;
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#else
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cpu_type_t archCpuType=CPU_TYPE_I386;
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#endif
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UINTN mm_extra_size;
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VOID *mm_extra;
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UINTN extra_size;
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VOID *extra;
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SIDELOAD_KEXT *CurrentKext = NULL;
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SIDELOAD_KEXT *CurrentPlugInKext = NULL;
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SIDELOAD_KEXT *Next = NULL;
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if (Entry == 0)/* || OSFLAG_ISUNSET(Entry->Flags, OSFLAG_WITHKEXTS) */ {
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return EFI_NOT_STARTED;
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}
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// Make Arch point to the last appearance of "arch=" in LoadOptions (which is what boot.efi will use).
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if (Entry->LoadOptions != NULL) {
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for (Ptr = StrStr(Entry->LoadOptions, L"arch="); Ptr != NULL; Arch = Ptr + StrLen(L"arch="), Ptr = StrStr(Arch, L"arch="));
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}
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if (Arch != NULL && StrnCmp(Arch,L"x86_64",StrLen(L"x86_64")) == 0) {
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archCpuType = CPU_TYPE_X86_64;
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} else if (Arch != NULL && StrnCmp(Arch,L"i386",StrLen(L"i386")) == 0) {
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archCpuType = CPU_TYPE_I386;
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} else if (Entry->OSVersion != NULL) {
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UINT64 os_version = AsciiOSVersionToUint64(Entry->OSVersion);
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if (os_version >= AsciiOSVersionToUint64("10.8")) {
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archCpuType = CPU_TYPE_X86_64; // For OSVersion >= 10.8, only x86_64 exists
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} else if (os_version < AsciiOSVersionToUint64("10.7")) {
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archCpuType = CPU_TYPE_I386; // For OSVersion < 10.7, use default of i386
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}
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}
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// Force kexts to load
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if ((Entry->KernelAndKextPatches != NULL) &&
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(Entry->KernelAndKextPatches->NrForceKexts > 0) &&
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(Entry->KernelAndKextPatches->ForceKexts != NULL)) {
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INT32 i = 0;
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for (; i < Entry->KernelAndKextPatches->NrForceKexts; ++i) {
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MsgLog(" Force kext: %s\n", Entry->KernelAndKextPatches->ForceKexts[i]);
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if (Entry->Volume && Entry->Volume->RootDir) {
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// Check if the entry is a directory
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if (StrStr(Entry->KernelAndKextPatches->ForceKexts[i], L".kext") == NULL) {
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DirIterOpen(Entry->Volume->RootDir, Entry->KernelAndKextPatches->ForceKexts[i], &PlugInIter);
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while (DirIterNext(&PlugInIter, 1, L"*.kext", &PlugInFile)) {
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if (PlugInFile->FileName[0] == '.' || StrStr(PlugInFile->FileName, L".kext") == NULL)
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continue; // skip this
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UnicodeSPrint(FileName, 512, L"%s\\%s", Entry->KernelAndKextPatches->ForceKexts[i], PlugInFile->FileName);
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MsgLog(" Force kext: %s\n", FileName);
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AddKext(Entry, Entry->Volume->RootDir, FileName, archCpuType);
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UnicodeSPrint(PlugIns, 512, L"%s\\Contents\\PlugIns", FileName);
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LoadPlugInKexts(Entry, Entry->Volume->RootDir, PlugIns, archCpuType, TRUE);
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}
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DirIterClose(&PlugInIter);
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} else {
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AddKext(Entry, Entry->Volume->RootDir, Entry->KernelAndKextPatches->ForceKexts[i], archCpuType);
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UnicodeSPrint(PlugIns, 512, L"%s\\Contents\\PlugIns", Entry->KernelAndKextPatches->ForceKexts[i]);
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LoadPlugInKexts(Entry, Entry->Volume->RootDir, PlugIns, archCpuType, TRUE);
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}
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}
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}
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}
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CHAR16 UniOSVersion[16];
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AsciiStrToUnicodeStrS(Entry->OSVersion, UniOSVersion, 16);
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DBG("UniOSVersion == %s\n", UniOSVersion);
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CHAR16 UniShortOSVersion[6];
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CHAR8 ShortOSVersion[6];
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if (AsciiOSVersionToUint64(Entry->OSVersion) < AsciiOSVersionToUint64("10.10")) {
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// OSVersion that are earlier than 10.10(form: 10.x.y)
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AsciiStrnCpyS(ShortOSVersion, 6, Entry->OSVersion, 4);
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AsciiStrToUnicodeStrS(Entry->OSVersion, UniShortOSVersion, 5);
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} else {
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AsciiStrnCpyS(ShortOSVersion, 6, Entry->OSVersion, 5);
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AsciiStrToUnicodeStrS(Entry->OSVersion, UniShortOSVersion, 6);
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}
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DBG("ShortOSVersion == %a\n", ShortOSVersion);
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DBG("UniShortOSVersion == %s\n", UniShortOSVersion);
|
|
|
|
// syscl - allow specific load inject kext
|
|
// Clover/Kexts/Other is for general injection thus we need to scan both Other and OSVersion folder
|
|
if ((SrcDir = GetOtherKextsDir(TRUE)) != NULL) {
|
|
AddKexts(Entry, SrcDir, L"Other", archCpuType);
|
|
FreePool(SrcDir);
|
|
}else{
|
|
DBG("GetOtherKextsDir(TRUE) return NULL\n");
|
|
}
|
|
// slice: CLOVER/kexts/Off keep disabled kext which can be allowed
|
|
if ((SrcDir = GetOtherKextsDir(FALSE)) != NULL) {
|
|
AddKexts(Entry, SrcDir, L"Off", archCpuType);
|
|
FreePool(SrcDir);
|
|
}else{
|
|
DBG("GetOtherKextsDir(FALSE) return NULL\n");
|
|
}
|
|
|
|
// Add kext from 10
|
|
{
|
|
CHAR16 OSAllVersionKextsDir[1024];
|
|
UnicodeSPrint(OSAllVersionKextsDir, sizeof(OSAllVersionKextsDir), L"%s\\kexts\\10", OEMPath);
|
|
AddKexts(Entry, OSAllVersionKextsDir, L"10", archCpuType);
|
|
|
|
CHAR16 DirName[256];
|
|
if (OSTYPE_IS_OSX_INSTALLER(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"10_install");
|
|
} else {
|
|
if (OSTYPE_IS_OSX_RECOVERY(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"10_recovery");
|
|
}else{
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"10_normal");
|
|
}
|
|
}
|
|
CHAR16 DirPath[1024];
|
|
UnicodeSPrint(DirPath, sizeof(DirPath), L"%s\\kexts\\%s", OEMPath, DirName);
|
|
AddKexts(Entry, DirPath, DirName, archCpuType);
|
|
}
|
|
|
|
|
|
// Add kext from 10.{version}
|
|
{
|
|
CHAR16 OSShortVersionKextsDir[1024];
|
|
UnicodeSPrint(OSShortVersionKextsDir, sizeof(OSShortVersionKextsDir), L"%s\\kexts\\%s", OEMPath, UniShortOSVersion);
|
|
AddKexts(Entry, OSShortVersionKextsDir, UniShortOSVersion, archCpuType);
|
|
|
|
CHAR16 DirName[256];
|
|
if (OSTYPE_IS_OSX_INSTALLER(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_install", UniShortOSVersion);
|
|
} else {
|
|
if (OSTYPE_IS_OSX_RECOVERY(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_recovery", UniShortOSVersion);
|
|
}else{
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_normal", UniShortOSVersion);
|
|
}
|
|
}
|
|
CHAR16 DirPath[1024];
|
|
UnicodeSPrint(DirPath, sizeof(DirPath), L"%s\\kexts\\%s", OEMPath, DirName);
|
|
AddKexts(Entry, DirPath, DirName, archCpuType);
|
|
}
|
|
|
|
// Add kext from :
|
|
// 10.{version}.0 if NO minor version
|
|
// 10.{version}.{minor version} if minor version is > 0
|
|
{
|
|
CHAR16 OSVersionKextsDirName[256];
|
|
if ( AsciiStrCmp(ShortOSVersion, Entry->OSVersion) == 0 ) {
|
|
UnicodeSPrint(OSVersionKextsDirName, sizeof(OSVersionKextsDirName), L"%a.0", Entry->OSVersion);
|
|
}else{
|
|
UnicodeSPrint(OSVersionKextsDirName, sizeof(OSVersionKextsDirName), L"%a", Entry->OSVersion);
|
|
}
|
|
|
|
CHAR16 DirPath[1024];
|
|
UnicodeSPrint(DirPath, sizeof(DirPath), L"%s\\kexts\\%s", OEMPath, OSVersionKextsDirName);
|
|
AddKexts(Entry, DirPath, OSVersionKextsDirName, archCpuType);
|
|
|
|
CHAR16 DirName[256];
|
|
if ( OSTYPE_IS_OSX_INSTALLER(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_install", OSVersionKextsDirName);
|
|
}else{
|
|
if (OSTYPE_IS_OSX_RECOVERY(Entry->LoaderType)) {
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_recovery", OSVersionKextsDirName);
|
|
}else{
|
|
UnicodeSPrint(DirName, sizeof(DirName), L"%s_normal", OSVersionKextsDirName);
|
|
}
|
|
}
|
|
UnicodeSPrint(DirPath, sizeof(DirPath), L"%s\\kexts\\%s", OEMPath, DirName);
|
|
AddKexts(Entry, DirPath, DirName, archCpuType);
|
|
}
|
|
|
|
|
|
// reserve space in the device tree
|
|
if (GetKextCount() > 0) {
|
|
mm_extra_size = GetKextCount() * (sizeof(DeviceTreeNodeProperty) + sizeof(_DeviceTreeBuffer));
|
|
mm_extra = AllocateZeroPool(mm_extra_size - sizeof(DeviceTreeNodeProperty));
|
|
/*Status = */LogDataHub(&gEfiMiscSubClassGuid, L"mm_extra", mm_extra, (UINT32)(mm_extra_size - sizeof(DeviceTreeNodeProperty)));
|
|
extra_size = GetKextsSize();
|
|
extra = AllocateZeroPool(extra_size - sizeof(DeviceTreeNodeProperty) + EFI_PAGE_SIZE);
|
|
/*Status = */LogDataHub(&gEfiMiscSubClassGuid, L"extra", extra, (UINT32)(extra_size - sizeof(DeviceTreeNodeProperty) + EFI_PAGE_SIZE));
|
|
// MsgLog("count: %d \n", GetKextCount());
|
|
// MsgLog("mm_extra_size: %d \n", mm_extra_size);
|
|
// MsgLog("extra_size: %d \n", extra_size);
|
|
// MsgLog("offset: %d \n", extra_size - sizeof(DeviceTreeNodeProperty) + EFI_PAGE_SIZE);
|
|
//no more needed
|
|
FreePool(mm_extra);
|
|
FreePool(extra);
|
|
}
|
|
|
|
//No more InjectKextList needed. Will free the list
|
|
while (InjectKextList) {
|
|
CurrentKext = InjectKextList->Next;
|
|
CurrentPlugInKext = InjectKextList->PlugInList;
|
|
while (CurrentPlugInKext) {
|
|
Next = CurrentPlugInKext->Next;
|
|
FreePool(CurrentPlugInKext->FileName);
|
|
FreePool(CurrentPlugInKext->KextDirNameUnderOEMPath);
|
|
FreePool(CurrentPlugInKext->Version);
|
|
FreePool(CurrentPlugInKext);
|
|
CurrentPlugInKext = Next;
|
|
}
|
|
FreePool(InjectKextList->FileName);
|
|
FreePool(InjectKextList->KextDirNameUnderOEMPath);
|
|
FreePool(InjectKextList->Version);
|
|
FreePool(InjectKextList);
|
|
InjectKextList = CurrentKext;
|
|
}
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
|
|
////////////////////
|
|
// OnExitBootServices
|
|
////////////////////
|
|
EFI_STATUS InjectKexts(/*IN EFI_MEMORY_DESCRIPTOR *Desc*/ IN UINT32 deviceTreeP, IN UINT32* deviceTreeLength, LOADER_ENTRY *Entry)
|
|
{
|
|
UINT8 *dtEntry = (UINT8*)(UINTN) deviceTreeP;
|
|
UINTN dtLength = (UINTN) *deviceTreeLength;
|
|
|
|
DTEntry platformEntry;
|
|
DTEntry memmapEntry;
|
|
CHAR8 *ptr;
|
|
struct OpaqueDTPropertyIterator OPropIter;
|
|
DTPropertyIterator iter = &OPropIter;
|
|
DeviceTreeNodeProperty *prop = NULL;
|
|
|
|
UINT8 *infoPtr = 0;
|
|
UINT8 *extraPtr = 0;
|
|
UINT8 *drvPtr = 0;
|
|
UINTN offset = 0;
|
|
|
|
LIST_ENTRY *Link;
|
|
KEXT_ENTRY *KextEntry;
|
|
UINTN KextBase = 0;
|
|
_DeviceTreeBuffer *mm;
|
|
_BooterKextFileInfo *drvinfo;
|
|
|
|
UINT32 KextCount;
|
|
UINTN Index;
|
|
|
|
|
|
DBG_RT(Entry, "\nInjectKexts: ");
|
|
KextCount = GetKextCount();
|
|
if (KextCount == 0) {
|
|
DBG_RT(Entry, "no kexts to inject.\nPausing 5 secs ...\n");
|
|
if (Entry->KernelAndKextPatches->KPDebug) {
|
|
gBS->Stall(5000000);
|
|
}
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
DBG_RT(Entry, "%d kexts ...\n", KextCount);
|
|
|
|
// kextsBase = Desc->PhysicalStart + (((UINTN) Desc->NumberOfPages) * EFI_PAGE_SIZE);
|
|
// kextsPages = EFI_SIZE_TO_PAGES(kext.length);
|
|
// Status = gBS->AllocatePages(AllocateAddress, EfiLoaderData, kextsPages, &kextsBase);
|
|
// if (EFI_ERROR(Status)) { MsgLog("Kext inject: could not allocate memory\n"); return Status; }
|
|
// Desc->NumberOfPages += kextsPages;
|
|
// CopyMem((VOID*)kextsBase, (VOID*)(UINTN)kext.paddr, kext.length);
|
|
// drvinfo = (_BooterKextFileInfo*) kextsBase;
|
|
// drvinfo->infoDictPhysAddr += (UINT32)kextsBase;
|
|
// drvinfo->executablePhysAddr += (UINT32)kextsBase;
|
|
// drvinfo->bundlePathPhysAddr += (UINT32)kextsBase;
|
|
|
|
DTInit(dtEntry);
|
|
if(DTLookupEntry(NULL,"/chosen/memory-map",&memmapEntry)==kSuccess) {
|
|
if(DTCreatePropertyIteratorNoAlloc(memmapEntry,iter)==kSuccess) {
|
|
while(DTIterateProperties(iter,&ptr)==kSuccess) {
|
|
prop = iter->currentProperty;
|
|
drvPtr = (UINT8*) prop;
|
|
if(AsciiStrnCmp(prop->name, "Driver-", 7)==0 || AsciiStrnCmp(prop->name, "DriversPackage-", 15)==0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if(DTLookupEntry(NULL,"/efi/platform",&platformEntry)==kSuccess) {
|
|
if(DTCreatePropertyIteratorNoAlloc(platformEntry,iter)==kSuccess) {
|
|
while(DTIterateProperties(iter,&ptr)==kSuccess) {
|
|
prop = iter->currentProperty;
|
|
if(AsciiStrCmp(prop->name,"mm_extra")==0) {
|
|
infoPtr = (UINT8*) prop;
|
|
}
|
|
if(AsciiStrCmp(prop->name,"extra")==0) {
|
|
extraPtr = (UINT8*) prop;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (drvPtr == 0 || infoPtr == 0 || extraPtr == 0 || drvPtr > infoPtr || drvPtr > extraPtr || infoPtr > extraPtr) {
|
|
Print(L"\nInvalid device tree for kext injection\n");
|
|
gBS->Stall(5000000);
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
// make space for memory map entries
|
|
platformEntry->nProperties -= 2;
|
|
offset = sizeof(DeviceTreeNodeProperty) + ((DeviceTreeNodeProperty*) infoPtr)->length;
|
|
CopyMem(drvPtr+offset, drvPtr, infoPtr-drvPtr);
|
|
|
|
// make space behind device tree
|
|
// platformEntry->nProperties--;
|
|
offset = sizeof(DeviceTreeNodeProperty)+((DeviceTreeNodeProperty*) extraPtr)->length;
|
|
CopyMem(extraPtr, extraPtr+offset, dtLength-(UINTN)(extraPtr-dtEntry)-offset);
|
|
*deviceTreeLength -= (UINT32)offset;
|
|
|
|
KextBase = RoundPage(dtEntry + *deviceTreeLength);
|
|
if(!IsListEmpty(&gKextList)) {
|
|
Index = 1;
|
|
for (Link = gKextList.ForwardLink; Link != &gKextList; Link = Link->ForwardLink) {
|
|
KextEntry = CR(Link, KEXT_ENTRY, Link, KEXT_SIGNATURE);
|
|
|
|
CopyMem((VOID*) KextBase, (VOID*)(UINTN) KextEntry->kext.paddr, KextEntry->kext.length);
|
|
drvinfo = (_BooterKextFileInfo*) KextBase;
|
|
drvinfo->infoDictPhysAddr += (UINT32) KextBase;
|
|
drvinfo->executablePhysAddr += (UINT32) KextBase;
|
|
drvinfo->bundlePathPhysAddr += (UINT32) KextBase;
|
|
|
|
memmapEntry->nProperties++;
|
|
prop = ((DeviceTreeNodeProperty*) drvPtr);
|
|
prop->length = sizeof(_DeviceTreeBuffer);
|
|
mm = (_DeviceTreeBuffer*) (((UINT8*)prop) + sizeof(DeviceTreeNodeProperty));
|
|
mm->paddr = (UINT32)KextBase;
|
|
mm->length = KextEntry->kext.length;
|
|
AsciiSPrint(prop->name, 31, "Driver-%x", KextBase);
|
|
|
|
drvPtr += sizeof(DeviceTreeNodeProperty) + sizeof(_DeviceTreeBuffer);
|
|
KextBase = RoundPage(KextBase + KextEntry->kext.length);
|
|
DBG_RT(Entry, " %d - %a\n", Index, (CHAR8 *)(UINTN)drvinfo->bundlePathPhysAddr);
|
|
if (gSettings.KextPatchesAllowed) {
|
|
INT32 i;
|
|
CHAR8 SavedValue;
|
|
CHAR8 *InfoPlist = (CHAR8*)(UINTN)drvinfo->infoDictPhysAddr;
|
|
SavedValue = InfoPlist[drvinfo->infoDictLength];
|
|
InfoPlist[drvinfo->infoDictLength] = '\0';
|
|
KernelAndKextPatcherInit(Entry);
|
|
for (i = 0; i < Entry->KernelAndKextPatches->NrKexts; i++) {
|
|
if ((Entry->KernelAndKextPatches->KextPatches[i].DataLen > 0) &&
|
|
(AsciiStrStr(InfoPlist, Entry->KernelAndKextPatches->KextPatches[i].Name) != NULL)) {
|
|
AnyKextPatch(
|
|
(UINT8*)(UINTN)drvinfo->executablePhysAddr,
|
|
drvinfo->executableLength,
|
|
InfoPlist,
|
|
drvinfo->infoDictLength,
|
|
i,
|
|
Entry
|
|
);
|
|
}
|
|
}
|
|
InfoPlist[drvinfo->infoDictLength] = SavedValue;
|
|
}
|
|
Index++;
|
|
}
|
|
}
|
|
|
|
if (Entry->KernelAndKextPatches->KPDebug) {
|
|
DBG_RT(Entry, "Done.\n");
|
|
gBS->Stall(5000000);
|
|
}
|
|
return EFI_SUCCESS;
|
|
}
|
|
|
|
|
|
////////////////////////////////////
|
|
//
|
|
// KernelBooterExtensionsPatch to load extra kexts besides kernelcache
|
|
//
|
|
//
|
|
|
|
// Snow Leopard i386
|
|
UINT8 KBESnowSearchEXT_i386[] = { 0xE8, 0xED, 0xF9, 0xFF, 0xFF, 0xEB, 0x08, 0x89, 0x1C, 0x24 };
|
|
UINT8 KBESnowReplaceEXT_i386[] = { 0xE8, 0xED, 0xF9, 0xFF, 0xFF, 0x90, 0x90, 0x89, 0x1C, 0x24 };
|
|
|
|
// Snow Leopard X64
|
|
UINT8 KBESnowSearchEXT_X64[] = { 0xE8, 0x5A, 0xFB, 0xFF, 0xFF, 0xEB, 0x08, 0x48, 0x89, 0xDF };
|
|
UINT8 KBESnowReplaceEXT_X64[] = { 0xE8, 0x5A, 0xFB, 0xFF, 0xFF, 0x90, 0x90, 0x48, 0x89, 0xDF };
|
|
|
|
// Lion i386
|
|
UINT8 KBELionSearchEXT_i386[] = { 0xE8, 0xAA, 0xFB, 0xFF, 0xFF, 0xEB, 0x08, 0x89, 0x34, 0x24 };
|
|
UINT8 KBELionReplaceEXT_i386[] = { 0xE8, 0xAA, 0xFB, 0xFF, 0xFF, 0x90, 0x90, 0x89, 0x34, 0x24 };
|
|
|
|
// Lion X64
|
|
UINT8 KBELionSearchEXT_X64[] = { 0xE8, 0x0C, 0xFD, 0xFF, 0xFF, 0xEB, 0x08, 0x48, 0x89, 0xDF };
|
|
UINT8 KBELionReplaceEXT_X64[] = { 0xE8, 0x0C, 0xFD, 0xFF, 0xFF, 0x90, 0x90, 0x48, 0x89, 0xDF };
|
|
|
|
|
|
//
|
|
// We can not rely on OSVersion global variable for OS version detection,
|
|
// since in some cases it is not correct (install of ML from Lion, for example).
|
|
// So, we'll use "brute-force" method - just try to patch.
|
|
// Actually, we'll at least check that if we can find only one instance of code that
|
|
// we are planning to patch.
|
|
//
|
|
// Fully reworked by Sherlocks. 2019.06.23
|
|
//
|
|
|
|
VOID EFIAPI KernelBooterExtensionsPatch(IN UINT8 *Kernel, LOADER_ENTRY *Entry)
|
|
{
|
|
UINTN Num = 0;
|
|
UINTN NumSnow_i386_EXT = 0;
|
|
UINTN NumSnow_X64_EXT = 0;
|
|
UINTN NumLion_i386_EXT = 0;
|
|
UINTN NumLion_X64_EXT = 0;
|
|
UINT32 patchLocation1 = 0, patchLocation2 = 0, patchLocation3 = 0;
|
|
UINT32 i, y;
|
|
|
|
DBG_RT(Entry, "\nPatching kernel for injected kexts...\n");
|
|
|
|
if (is64BitKernel) {
|
|
NumSnow_X64_EXT = SearchAndCount(Kernel, KERNEL_MAX_SIZE, KBESnowSearchEXT_X64, sizeof(KBESnowSearchEXT_X64));
|
|
NumLion_X64_EXT = SearchAndCount(Kernel, KERNEL_MAX_SIZE, KBELionSearchEXT_X64, sizeof(KBELionSearchEXT_X64));
|
|
} else {
|
|
NumSnow_i386_EXT = SearchAndCount(Kernel, KERNEL_MAX_SIZE, KBESnowSearchEXT_i386, sizeof(KBESnowSearchEXT_i386));
|
|
NumLion_i386_EXT = SearchAndCount(Kernel, KERNEL_MAX_SIZE, KBELionSearchEXT_i386, sizeof(KBELionSearchEXT_i386));
|
|
}
|
|
|
|
if (NumSnow_i386_EXT + NumSnow_X64_EXT + NumLion_i386_EXT + NumLion_X64_EXT > 1) {
|
|
// more then one pattern found - we do not know what to do with it
|
|
// and we'll skipp it
|
|
AsciiPrint("\nERROR patching kernel for injected kexts:\nmultiple patterns found (Snowi386: %d, SnowX64: %d, Lioni386: %d, LionX64: %d) - skipping patching!\n", NumSnow_i386_EXT, NumSnow_X64_EXT, NumLion_i386_EXT, NumLion_X64_EXT);
|
|
gBS->Stall(10000000);
|
|
return;
|
|
}
|
|
|
|
// X64
|
|
if (is64BitKernel) {
|
|
if (NumSnow_X64_EXT == 1) {
|
|
Num = SearchAndReplace(Kernel, KERNEL_MAX_SIZE, KBESnowSearchEXT_X64, sizeof(KBESnowSearchEXT_X64), KBESnowReplaceEXT_X64, 1);
|
|
DBG_RT(Entry, "==> kernel Snow Leopard X64: %d replaces done.\n", Num);
|
|
} else if (NumLion_X64_EXT == 1) {
|
|
Num = SearchAndReplace(Kernel, KERNEL_MAX_SIZE, KBELionSearchEXT_X64, sizeof(KBELionSearchEXT_X64), KBELionReplaceEXT_X64, 1);
|
|
DBG_RT(Entry, "==> kernel Lion X64: %d replaces done.\n", Num);
|
|
} else {
|
|
// EXT - load extra kexts besides kernelcache.
|
|
for (i = 0; i < 0x1000000; i++) {
|
|
// 01 00 31 FF BE 14 00 05
|
|
if (Kernel[i+0] == 0x01 && Kernel[i+1] == 0x00 && Kernel[i+2] == 0x31 &&
|
|
Kernel[i+3] == 0xFF && Kernel[i+4] == 0xBE && Kernel[i+5] == 0x14 &&
|
|
Kernel[i+6] == 0x00 && Kernel[i+7] == 0x05) {
|
|
for (y = i; y < 0x1000000; y++) {
|
|
// E8 XX 00 00 00 EB XX XX
|
|
if (Kernel[y+0] == 0xE8 && Kernel[y+2] == 0x00 && Kernel[y+3] == 0x00 &&
|
|
Kernel[y+4] == 0x00 && Kernel[y+5] == 0xEB) {
|
|
//(Kernel[y+7] == 0x48 || Kernel[y+7] == 0xE8)) { // 48:10.8-10.9/E8:10.10+
|
|
patchLocation1 = y;
|
|
DBG_RT(Entry, "==> found EXT (10.8 - recent macOS) at 0x%08x\n", patchLocation1);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!patchLocation1) {
|
|
DBG_RT(Entry, "==> can't find EXT (10.8 - recent macOS), kernel patch aborted.\n");
|
|
gBS->Stall(3000000);
|
|
}
|
|
|
|
if (patchLocation1) {
|
|
DBG_RT(Entry, "==> patched EXT (10.8 - recent macOS)\n");
|
|
for (i = 5; i < 7; i++) {
|
|
// E8 XX 00 00 00 EB XX XX
|
|
// E8 XX 00 00 00 90 90 XX
|
|
Kernel[patchLocation1 + i] = 0x90;
|
|
}
|
|
}
|
|
|
|
// SIP - bypass kext check by System Integrity Protection.
|
|
for (i = 0; i < 0x1000000; i++) {
|
|
// 45 31 FF 41 XX 01 00 00 DC 48
|
|
if (Kernel[i+0] == 0x45 && Kernel[i+1] == 0x31 && Kernel[i+3] == 0x41 &&
|
|
//(Kernel[i+4] == 0xBF || Kernel[i+4] == 0xBE) && // BF:10.11/BE:10.12+
|
|
Kernel[i+5] == 0x01 && Kernel[i+6] == 0x00 && Kernel[i+7] == 0x00 &&
|
|
Kernel[i+8] == 0xDC && Kernel[i+9] == 0x48) {
|
|
for (y = i; y < 0x1000000; y++) {
|
|
// 48 85 XX 74 XX 48 XX XX 48
|
|
if (Kernel[y+0] == 0x48 && Kernel[y+1] == 0x85 && Kernel[y+3] == 0x74 &&
|
|
Kernel[y+5] == 0x48 && Kernel[y+8] == 0x48) {
|
|
patchLocation2 = y;
|
|
DBG_RT(Entry, "==> found SIP (10.11 - 10.14) at 0x%08x\n", patchLocation2);
|
|
break;
|
|
// 00 85 C0 0F 84 XX 00 00 00 49
|
|
} else if (Kernel[y+0] == 0x00 && Kernel[y+1] == 0x85 && Kernel[y+2] == 0xC0 &&
|
|
Kernel[y+3] == 0x0F && Kernel[y+4] == 0x84 && Kernel[y+9] == 0x49) {
|
|
patchLocation2 = y;
|
|
DBG_RT(Entry, "==> found SIP (10.15 - recent macOS) at 0x%08x\n", patchLocation2);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!patchLocation2) {
|
|
DBG_RT(Entry, "==> can't find SIP (10.11 - recent macOS), kernel patch aborted.\n");
|
|
gBS->Stall(3000000);
|
|
}
|
|
|
|
if (patchLocation2) {
|
|
if (Kernel[patchLocation2 + 0] == 0x48 && Kernel[patchLocation2 + 1] == 0x85) {
|
|
Kernel[patchLocation2 + 3] = 0xEB;
|
|
DBG_RT(Entry, "==> patched SIP (10.11 - 10.14)\n");
|
|
if (Kernel[patchLocation2 + 4] == 0x6C) {
|
|
// 48 85 XX 74 6C 48 XX XX 48
|
|
// 48 85 XX EB 15 48 XX XX 48
|
|
Kernel[patchLocation2 + 4] = 0x15; // 10.14.4-10.14.6
|
|
} else {
|
|
// 48 85 XX 74 XX 48 XX XX 48
|
|
// 48 85 XX EB 12 48 XX XX 48
|
|
Kernel[patchLocation2 + 4] = 0x12; // 10.11-10.14.3
|
|
}
|
|
// PMheart
|
|
} else if (Kernel[patchLocation2 + 0] == 0x00 && Kernel[patchLocation2 + 1] == 0x85) {
|
|
DBG_RT(Entry, "==> patched SIP (10.15 - recent macOS)\n");
|
|
for (i = 3; i < 9; i++) {
|
|
// 00 85 C0 0F 84 XX 00 00 00 49
|
|
// 00 85 C0 90 90 90 90 90 90 49
|
|
Kernel[patchLocation2 + i] = 0x90;
|
|
}
|
|
}
|
|
}
|
|
|
|
// KxldUnmap by vit9696
|
|
// Avoid race condition in OSKext::removeKextBootstrap when using booter kexts without keepsyms=1.
|
|
for (i = 0; i < 0x1000000; i++) {
|
|
// 55 48 89 E5 41 57 41 56 41 54 53 //10
|
|
// 48 83 EC 30 48 C7 45 B8 XX XX XX //21
|
|
// XX XX XX XX XX XX XX XX XX XX XX //32
|
|
// XX XX XX XX XX XX XX XX XX XX XX //43
|
|
// XX XX XX XX XX XX XX XX 31 FF BE //54
|
|
// 14 XX XX XX 31 C0 E8 XX XX FF FF //65
|
|
if (Kernel[i+0] == 0x55 && Kernel[i+1] == 0x48 && Kernel[i+2] == 0x89 &&
|
|
Kernel[i+3] == 0xE5 && Kernel[i+4] == 0x41 && Kernel[i+5] == 0x57 &&
|
|
Kernel[i+6] == 0x41 && Kernel[i+7] == 0x56 && Kernel[i+8] == 0x41 &&
|
|
Kernel[i+9] == 0x54 && Kernel[i+10] == 0x53 && Kernel[i+11] == 0x48 &&
|
|
Kernel[i+12] == 0x83 && Kernel[i+13] == 0xEC && Kernel[i+14] == 0x30 &&
|
|
Kernel[i+15] == 0x48 && Kernel[i+16] == 0xC7 && Kernel[i+17] == 0x45 &&
|
|
Kernel[i+18] == 0xB8 && Kernel[i+52] == 0x31 && Kernel[i+53] == 0xFF &&
|
|
Kernel[i+54] == 0xBE && Kernel[i+55] == 0x14 && Kernel[i+59] == 0x31 &&
|
|
Kernel[i+60] == 0xC0 && Kernel[i+61] == 0xE8 && Kernel[i+64] == 0xFF && Kernel[i+65] == 0xFF) {
|
|
for (y = i; y < 0x1000000; y++) {
|
|
// 00 0F 85 XX XX 00 00 48
|
|
if (Kernel[y+0] == 0x00 && Kernel[y+1] == 0x0F && Kernel[y+2] == 0x85 &&
|
|
Kernel[y+5] == 0x00 && Kernel[y+6] == 0x00 && Kernel[y+7] == 0x48) {
|
|
patchLocation3 = y;
|
|
DBG_RT(Entry, "==> found KxldUnmap (10.14 - recent macOS) at 0x%08x\n", patchLocation3);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!patchLocation3) {
|
|
DBG_RT(Entry, "==> can't find KxldUnmap (10.14 - recent macOS), kernel patch aborted.\n");
|
|
gBS->Stall(3000000);
|
|
}
|
|
|
|
if (patchLocation3) {
|
|
DBG_RT(Entry, "==> patched KxldUnmap (10.14 - recent macOS)\n");
|
|
// 00 0F 85 XX XX 00 00 48
|
|
// 00 90 E9 XX XX 00 00 48
|
|
Kernel[patchLocation3 + 1] = 0x90;
|
|
Kernel[patchLocation3 + 2] = 0xE9;
|
|
}
|
|
}
|
|
} else {
|
|
// i386
|
|
if (NumSnow_i386_EXT == 1) {
|
|
Num = SearchAndReplace(Kernel, KERNEL_MAX_SIZE, KBESnowSearchEXT_i386, sizeof(KBESnowSearchEXT_i386), KBESnowReplaceEXT_i386, 1);
|
|
DBG_RT(Entry, "==> kernel Snow Leopard i386: %d replaces done.\n", Num);
|
|
} else if (NumLion_i386_EXT == 1) {
|
|
Num = SearchAndReplace(Kernel, KERNEL_MAX_SIZE, KBELionSearchEXT_i386, sizeof(KBELionSearchEXT_i386), KBELionReplaceEXT_i386, 1);
|
|
DBG_RT(Entry, "==> kernel Lion i386: %d replaces done.\n", Num);
|
|
} else {
|
|
DBG_RT(Entry, "==> ERROR: NOT patched - unknown kernel.\n");
|
|
}
|
|
}
|
|
|
|
if (Entry->KernelAndKextPatches->KPDebug) {
|
|
DBG_RT(Entry, "Pausing 5 secs ...\n");
|
|
gBS->Stall(5000000);
|
|
}
|
|
}
|