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kernel-collection-builder/MachOAppCache.cpp dyld-1340 /dev/null
--- dyld/dyld-1340/kernel-collection-builder/MachOAppCache.cpp
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
-* Copyright (c) 2017 Apple Inc. All rights reserved.
-*
-* @APPLE_LICENSE_HEADER_START@
-*
-* This file contains Original Code and/or Modifications of Original Code
-* as defined in and that are subject to the Apple Public Source License
-* Version 2.0 (the 'License'). You may not use this file except in
-* compliance with the License. Please obtain a copy of the License at
-* http://www.opensource.apple.com/apsl/ and read it before using this
-* file.
-*
-* The Original Code and all software distributed under the License are
-* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
-* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
-* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
-* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
-* Please see the License for the specific language governing rights and
-* limitations under the License.
-*
-* @APPLE_LICENSE_HEADER_END@
-*/
-
-#include "MachOAppCache.h"
-
-#include <list>
-
-#include <CoreFoundation/CFArray.h>
-#include <CoreFoundation/CFPropertyList.h>
-#include <CoreFoundation/CFString.h>
-
-#ifndef LC_FILESET_ENTRY
-#define LC_FILESET_ENTRY      (0x35 | LC_REQ_DYLD) /* used with fileset_entry_command */
-struct fileset_entry_command {
-    uint32_t        cmd;        /* LC_FILESET_ENTRY */
-    uint32_t        cmdsize;    /* includes id string */
-    uint64_t        vmaddr;     /* memory address of the dylib */
-    uint64_t        fileoff;    /* file offset of the dylib */
-    union lc_str    entry_id;   /* contained entry id */
-    uint32_t        reserved;   /* entry_id is 32-bits long, so this is the reserved padding */
-};
-#endif
-
-namespace dyld3 {
-
-void MachOAppCache::forEachDylib(Diagnostics& diag, void (^callback)(const MachOAnalyzer* ma, const char* name, bool& stop)) const {
-    const intptr_t slide = getSlide();
-    forEachLoadCommand(diag, ^(const load_command *cmd, bool &stop) {
-        if (cmd->cmd == LC_FILESET_ENTRY) {
-            const fileset_entry_command* app_cache_cmd = (const fileset_entry_command*)cmd;
-            const char* name = (char*)app_cache_cmd + app_cache_cmd->entry_id.offset;
-            callback((const MachOAnalyzer*)(app_cache_cmd->vmaddr + slide), name, stop);
-            return;
-        }
-    });
-}
-
-void MachOAppCache::forEachPrelinkInfoLibrary(Diagnostics& diags,
-                                              void (^callback)(const char* bundleName, const char* relativePath,
-                                                               const std::vector<const char*>& deps)) const  {
-
-     __block std::list<std::string> nonASCIIStrings;
-     auto getString = ^(Diagnostics& diagnostics, CFStringRef symbolNameRef) {
-         const char* symbolName = CFStringGetCStringPtr(symbolNameRef, kCFStringEncodingUTF8);
-         if ( symbolName != nullptr )
-             return symbolName;
-
-         CFIndex len = CFStringGetMaximumSizeForEncoding(CFStringGetLength(symbolNameRef), kCFStringEncodingUTF8);
-         char buffer[len + 1];
-         if ( !CFStringGetCString(symbolNameRef, buffer, len, kCFStringEncodingUTF8) ) {
-             diagnostics.error("Could not convert string to ASCII");
-             return (const char*)nullptr;
-         }
-         buffer[len] = '\0';
-         nonASCIIStrings.push_back(buffer);
-         return nonASCIIStrings.back().c_str();
-     };
-
-    const uint8_t* prelinkInfoBuffer = nullptr;
-    uint64_t prelinkInfoBufferSize = 0;
-    prelinkInfoBuffer = (const uint8_t*)findSectionContent("__PRELINK_INFO", "__info", prelinkInfoBufferSize);
-    if ( prelinkInfoBuffer == nullptr )
-        return;
-
-    CFReadStreamRef readStreamRef = CFReadStreamCreateWithBytesNoCopy(kCFAllocatorDefault, prelinkInfoBuffer, prelinkInfoBufferSize, kCFAllocatorNull);
-    if ( !CFReadStreamOpen(readStreamRef) ) {
-        fprintf(stderr, "Could not open plist stream\n");
-        exit(1);
-    }
-    CFErrorRef errorRef = nullptr;
-    CFPropertyListRef plistRef = CFPropertyListCreateWithStream(kCFAllocatorDefault, readStreamRef, prelinkInfoBufferSize, kCFPropertyListImmutable, nullptr, &errorRef);
-    if ( errorRef != nullptr ) {
-        CFStringRef stringRef = CFErrorCopyFailureReason(errorRef);
-        fprintf(stderr, "Could not read plist because: %s\n", CFStringGetCStringPtr(stringRef, kCFStringEncodingASCII));
-        CFRelease(stringRef);
-        exit(1);
-    }
-    assert(CFGetTypeID(plistRef) == CFDictionaryGetTypeID());
-
-    // Get the "_PrelinkInfoDictionary" array
-    CFArrayRef prelinkInfoDictionaryArrayRef = (CFArrayRef)CFDictionaryGetValue((CFDictionaryRef)plistRef, CFSTR("_PrelinkInfoDictionary"));
-    assert(CFGetTypeID(prelinkInfoDictionaryArrayRef) == CFArrayGetTypeID());
-
-    for (CFIndex i = 0; i != CFArrayGetCount(prelinkInfoDictionaryArrayRef); ++i) {
-        CFDictionaryRef kextInfoDictionary = (CFDictionaryRef)CFArrayGetValueAtIndex(prelinkInfoDictionaryArrayRef, i);
-        assert(CFGetTypeID(kextInfoDictionary) == CFDictionaryGetTypeID());
-
-        CFStringRef bundleIdentifierStringRef = (CFStringRef)CFDictionaryGetValue((CFDictionaryRef)kextInfoDictionary, CFSTR("CFBundleIdentifier"));
-        assert(CFGetTypeID(bundleIdentifierStringRef) == CFStringGetTypeID());
-
-        const char* bundleID = getString(diags, bundleIdentifierStringRef);
-        if ( bundleID == nullptr )
-            return;
-
-        const char* relativePath = nullptr;
-        CFStringRef relativePathStringRef = (CFStringRef)CFDictionaryGetValue((CFDictionaryRef)kextInfoDictionary, CFSTR("_PrelinkExecutableRelativePath"));
-        if ( relativePathStringRef != nullptr ) {
-            assert(CFGetTypeID(relativePathStringRef) == CFStringGetTypeID());
-            relativePath = getString(diags, relativePathStringRef);
-            if ( relativePath == nullptr )
-                return;
-        }
-
-        std::vector<const char*> dependencies;
-
-        CFDictionaryRef bundleLibrariesDictionaryRef = (CFDictionaryRef)CFDictionaryGetValue((CFDictionaryRef)kextInfoDictionary, CFSTR("OSBundleLibraries"));
-        if (bundleLibrariesDictionaryRef != nullptr) {
-            // Add the libraries to the dependencies
-            // If we didn't have bundle libraries then a placeholder was added
-            assert(CFGetTypeID(bundleLibrariesDictionaryRef) == CFDictionaryGetTypeID());
-
-            struct ApplyContext {
-                Diagnostics*                diagnostics;
-                std::vector<const char*>*   dependencies                                    = nullptr;
-                const char* (^getString)(Diagnostics& diags, CFStringRef symbolNameRef)     = nullptr;
-            };
-
-            CFDictionaryApplierFunction applyCallback = [](const void *key, const void *value, void *context) {
-                CFStringRef keyStringRef = (CFStringRef)key;
-                assert(CFGetTypeID(keyStringRef) == CFStringGetTypeID());
-
-                ApplyContext* applyContext = (ApplyContext*)context;
-                const char* depString = applyContext->getString(*applyContext->diagnostics, keyStringRef);
-                if ( !depString )
-                    return;
-
-                applyContext->dependencies->push_back(depString);
-            };
-
-            ApplyContext applyContext = { &diags, &dependencies, getString };
-            CFDictionaryApplyFunction(bundleLibrariesDictionaryRef, applyCallback, &applyContext);
-
-            if ( diags.hasError() )
-                return;
-        }
-        callback(bundleID, relativePath, dependencies);
-    }
-
-    CFRelease(plistRef);
-    CFRelease(readStreamRef);
-}
-
-} // namespace dyld3