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--- dyld/dyld-852/src/dyldAPIs.cpp
+++ dyld/dyld-733.6/src/dyldAPIs.cpp
@@ -109,10 +109,10 @@
// deprecated APIs are still availble on Mac OS X, but not on iPhone OS
-#if TARGET_OS_OSX
+#if __IPHONE_OS_VERSION_MIN_REQUIRED
+ #define DEPRECATED_APIS_SUPPORTED 0
+#else
#define DEPRECATED_APIS_SUPPORTED 1
-#else
- #define DEPRECATED_APIS_SUPPORTED 0
#endif
static bool sDynamicInterposing = false;
@@ -179,7 +179,6 @@
{"__dyld_get_image_vmaddr_slide", (void*)_dyld_get_image_vmaddr_slide },
{"__dyld_get_image_name", (void*)_dyld_get_image_name },
{"__dyld_get_image_slide", (void*)_dyld_get_image_slide },
- {"__dyld_get_prog_image_header", (void*)_dyld_get_prog_image_header },
{"__dyld__NSGetExecutablePath", (void*)_NSGetExecutablePath },
// SPIs
@@ -208,7 +207,7 @@
{"__dyld_register_for_image_loads", (void*)_dyld_register_for_image_loads },
{"__dyld_register_for_bulk_image_loads", (void*)_dyld_register_for_bulk_image_loads },
{"__dyld_register_driverkit_main", (void*)_dyld_register_driverkit_main },
- {"__dyld_halt", (void*)dyld::halt },
+
#if DEPRECATED_APIS_SUPPORTED
#pragma clang diagnostic push
@@ -391,14 +390,6 @@
return allImagesIndexedPath(image_index);
}
-const struct mach_header* _dyld_get_prog_image_header()
-{
- if ( dyld::gLogAPIs )
- dyld::log("%s()\n", __func__);
-
- return dyld::mainExecutable()->machHeader();
-}
-
static const void *stripPointer(const void *ptr) {
#if __has_feature(ptrauth_calls)
return __builtin_ptrauth_strip(ptr, ptrauth_key_asia);
@@ -784,19 +775,6 @@
ImageLoader* image = dyld::findImageContainingSymbol(symbol);
if ( image != NULL )
result = (void*)image->getExportedSymbolAddress(NSSymbolToSymbol(symbol), dyld::gLinkContext);
-
-#if __has_feature(ptrauth_calls)
- // Sign the pointer if it points to a function
- if ( result ) {
- const ImageLoader* symbolImage = image;
- if (!symbolImage->containsAddress(result)) {
- symbolImage = dyld::findImageContainingAddress(result);
- }
- const macho_section *sect = symbolImage ? symbolImage->findSection(result) : NULL;
- if ( sect && ((sect->flags & S_ATTR_PURE_INSTRUCTIONS) || (sect->flags & S_ATTR_SOME_INSTRUCTIONS)) )
- result = __builtin_ptrauth_sign_unauthenticated(result, ptrauth_key_asia, 0);
- }
-#endif
return result;
}
@@ -1393,7 +1371,7 @@
const bool leafName = (strchr(path, '/') == NULL);
const bool absolutePath = (path[0] == '/');
-#if TARGET_OS_IPHONE
+#if __IPHONE_OS_VERSION_MIN_REQUIRED
char canonicalPath[PATH_MAX];
// <rdar://problem/7017050> dlopen() not opening frameworks from shared cache with // or ./ in path
if ( !leafName ) {
@@ -1424,7 +1402,7 @@
if ( dyld::inSharedCache(path) )
return true;
-#if TARGET_OS_OSX
+#if __MAC_OS_X_VERSION_MIN_REQUIRED
// <rdar://problem/47464387> dlopen_preflight() on symlink to image in shared cache leaves it half loaded
if ( strncmp(path, "/System/Library/", 16) == 0 ) {
char canonicalPath[PATH_MAX];
@@ -1539,7 +1517,7 @@
void* result = NULL;
const bool leafName = (strchr(path, '/') == NULL);
const bool absolutePath = (path[0] == '/');
-#if TARGET_OS_IPHONE
+#if __IPHONE_OS_VERSION_MIN_REQUIRED
char canonicalPath[PATH_MAX];
// <rdar://problem/7017050> dlopen() not opening frameworks from shared cache with // or ./ in path
if ( !leafName ) {
@@ -1852,7 +1830,7 @@
// Sign the pointer if it points to a function
// Note we only do this if the main executable is arm64e as otherwise we
// may end up calling containsAddress on the accelerator tables.
- if ( result && ((dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E) ) {
+ if ( result && (dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype == CPU_SUBTYPE_ARM64E) ) {
const ImageLoader* symbolImage = image;
if (!symbolImage->containsAddress(result)) {
symbolImage = dyld::findImageContainingAddress(result);
@@ -1886,7 +1864,7 @@
// Sign the pointer if it points to a function
// Note we only do this if the main executable is arm64e as otherwise we
// may end up calling containsAddress on the accelerator tables.
- if ( result && ((dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E) ) {
+ if ( result && (dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype == CPU_SUBTYPE_ARM64E) ) {
const ImageLoader* symbolImage = image;
if (!symbolImage->containsAddress(result)) {
symbolImage = dyld::findImageContainingAddress(result);
@@ -1932,7 +1910,7 @@
// Sign the pointer if it points to a function
// Note we only do this if the main executable is arm64e as otherwise we
// may end up calling containsAddress on the accelerator tables.
- if ( result && ((dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E) ) {
+ if ( result && (dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype == CPU_SUBTYPE_ARM64E) ) {
const ImageLoader* symbolImage = image;
if (!symbolImage->containsAddress(result)) {
symbolImage = dyld::findImageContainingAddress(result);
@@ -1977,7 +1955,7 @@
// Sign the pointer if it points to a function
// Note we only do this if the main executable is arm64e as otherwise we
// may end up calling containsAddress on the accelerator tables.
- if ( result && ((dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E) ) {
+ if ( result && (dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype == CPU_SUBTYPE_ARM64E) ) {
const ImageLoader* symbolImage = image;
if (!symbolImage->containsAddress(result)) {
symbolImage = dyld::findImageContainingAddress(result);
@@ -2028,7 +2006,7 @@
// Sign the pointer if it points to a function
// Note we only do this if the main executable is arm64e as otherwise we
// may end up calling containsAddress on the accelerator tables.
- if ( result && ((dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype & ~CPU_SUBTYPE_MASK) == CPU_SUBTYPE_ARM64E) ) {
+ if ( result && (dyld::gLinkContext.mainExecutable->machHeader()->cpusubtype == CPU_SUBTYPE_ARM64E) ) {
const ImageLoader* symbolImage = image;
if (!symbolImage->containsAddress(result)) {
symbolImage = dyld::findImageContainingAddress(result);
@@ -2146,9 +2124,6 @@
ImageLoader* image = dyld::findImageByMachHeader(mh);
if ( image == NULL )
return;
-
- // make the cache writable for this block
- DyldSharedCache::DataConstScopedWriter patcher(dyld::gLinkContext.dyldCache, mach_task_self(), (dyld::gLinkContext.verboseMapping ? &dyld::log : nullptr));
// make pass at bound references in this image and update them
dyld::gLinkContext.dynamicInterposeArray = array;
@@ -2219,8 +2194,7 @@
const DyldSharedCache* cache = (DyldSharedCache*)dyld::imMemorySharedCacheHeader();
if ( cache != nullptr ) {
const dyld_cache_mapping_info* const mappings = (dyld_cache_mapping_info*)((char*)cache + cache->header.mappingOffset);
- const dyld_cache_mapping_info* lastMapping = &mappings[cache->header.mappingCount - 1];
- *length = (size_t)((lastMapping->address + lastMapping->size) - cache->unslidLoadAddress());
+ *length = (size_t)((mappings[2].address + mappings[2].size) - mappings[0].address);
return cache;
}
return nullptr;