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--- dyld/dyld-852.2/dyld3/APIs_macOS.cpp
+++ dyld/dyld-832.7.1/dyld3/APIs_macOS.cpp
@@ -37,10 +37,6 @@
#include <mach-o/dyld_images.h>
#include <algorithm>
-
-#if __has_feature(ptrauth_calls)
- #include <ptrauth.h>
-#endif
#include "dlfcn.h"
@@ -455,35 +451,8 @@
{
log_apis("NSAddressOfSymbol(%p)\n", symbol);
- if ( symbol == nullptr )
- return nullptr;
-
// in dyld 1.0, NSSymbol was a pointer to the nlist entry in the symbol table
- void *result = (void*)symbol;
-
-#if __has_feature(ptrauth_calls)
- __block const MachOLoaded *module = nullptr;
- gAllImages.infoForImageMappedAt(symbol, ^(const LoadedImage& foundImage, uint8_t permissions) {
- module = foundImage.loadedAddress();
- });
-
- int64_t slide = module->getSlide();
- __block bool resultPointsToInstructions = false;
- module->forEachSection(^(const MachOAnalyzer::SectionInfo& sectInfo, bool malformedSectionRange, bool& stop) {
- uint64_t sectStartAddr = sectInfo.sectAddr + slide;
- uint64_t sectEndAddr = sectStartAddr + sectInfo.sectSize;
- if ( ((uint64_t)result >= sectStartAddr) && ((uint64_t)result < sectEndAddr) ) {
- resultPointsToInstructions = (sectInfo.sectFlags & S_ATTR_PURE_INSTRUCTIONS) || (sectInfo.sectFlags & S_ATTR_SOME_INSTRUCTIONS);
- stop = true;
- }
- });
-
- if (resultPointsToInstructions) {
- result = __builtin_ptrauth_sign_unauthenticated(result, ptrauth_key_asia, 0);
- }
-#endif
-
- return result;
+ return (void*)symbol;
}
NSModule NSModuleForSymbol(NSSymbol symbol)