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--- dyld/dyld-1066.8/common/MetadataVisitor.cpp
+++ dyld/dyld-1162/common/MetadataVisitor.cpp
@@ -22,6 +22,10 @@
* @APPLE_LICENSE_HEADER_END@
*/
+#include <TargetConditionals.h>
+
+#if !TARGET_OS_EXCLAVEKIT
+
#include "MetadataVisitor.h"
#if SUPPORT_VM_LAYOUT
@@ -102,8 +106,10 @@
#if POINTERS_ARE_UNSLID
-Visitor::Visitor(const DyldSharedCache* dyldCache, const dyld3::MachOAnalyzer* dylibMA)
- : dylibMA(dylibMA), dylibBaseAddress(dylibMA->preferredLoadAddress())
+Visitor::Visitor(const DyldSharedCache* dyldCache, const dyld3::MachOAnalyzer* dylibMA,
+ std::optional<VMAddress> selectorStringsBaseAddress)
+ : dylibMA(dylibMA), dylibBaseAddress(dylibMA->preferredLoadAddress()),
+ selectorStringsBaseAddress(selectorStringsBaseAddress)
{
pointerSize = dylibMA->pointerSize();
@@ -114,7 +120,7 @@
cache->forEachSlideInfo(^(uint64_t mappingStartAddress, uint64_t mappingSize, const uint8_t *mappingPagesStart, uint64_t slideInfoOffset, uint64_t slideInfoSize, const dyld_cache_slide_info *slideInfoHeader) {
if ( slideInfoHeader->version == 1 ) {
this->sharedCacheChainedPointerFormat = SharedCacheFormat::v1;
- this->onDiskDylibChainedPointerBaseAddress = VMAddress(0ULL);
+ this->onDiskDylibChainedPointerBaseAddress = VMAddress(dyldCache->unslidLoadAddress());
} else if ( slideInfoHeader->version == 2 ) {
const dyld_cache_slide_info2* slideInfo = (dyld_cache_slide_info2*)(slideInfoHeader);
assert(slideInfo->delta_mask == 0x00FFFF0000000000);
@@ -184,12 +190,14 @@
#endif
+#if BUILDING_CACHE_BUILDER || BUILDING_CACHE_BUILDER_UNIT_TESTS || POINTERS_ARE_UNSLID
+VMAddress Visitor::sharedCacheSelectorStringsBaseAddress() const
+{
+ return this->selectorStringsBaseAddress.value();
+}
+#endif
+
#if BUILDING_CACHE_BUILDER || BUILDING_CACHE_BUILDER_UNIT_TESTS
-VMAddress Visitor::sharedCacheSelectorStringsBaseAddress() const
-{
- return this->selectorStringsBaseAddress.value();
-}
-
VMAddress Visitor::getOnDiskDylibChainedPointerBaseAddress() const
{
assert(this->isOnDiskDylib);
@@ -262,7 +270,7 @@
case SharedCacheFormat::none:
assert(false);
case SharedCacheFormat::v1: {
- // Nothing to do here. We don't have chained fixup bits to remove, or a value_add to apply
+ runtimeOffset = *(uint32_t*)value.value() - onDiskDylibChainedPointerBaseAddress.rawValue();
break;
}
case SharedCacheFormat::v2_x86_64_tbi: {
@@ -424,7 +432,10 @@
case SharedCacheFormat::none:
assert(false);
case SharedCacheFormat::v1: {
- // Nothing to do here. We don't have chained fixup bits to remove, or a value_add to apply
+ uint64_t rawvalue = *(uint32_t*)value.value();
+ if ( rawvalue == 0 )
+ return { };
+ runtimeOffset = rawvalue - onDiskDylibChainedPointerBaseAddress.rawValue();
break;
}
case SharedCacheFormat::v2_x86_64_tbi: {
@@ -681,3 +692,5 @@
}
}
#endif
+
+#endif // !TARGET_OS_EXCLAVEKIT