Loading...
--- dyld/dyld-360.21/src/dyld_gdb.cpp
+++ /dev/null
@@ -1,202 +0,0 @@
-/* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
- *
- * Copyright (c) 2004-2009 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 <stddef.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <mach-o/loader.h>
-
-#include <vector>
-
-#include "mach-o/dyld_gdb.h"
-#include "mach-o/dyld_images.h"
-#include "ImageLoader.h"
-#include "dyld.h"
-
-#if __IPHONE_OS_VERSION_MIN_REQUIRED
- #define INITIAL_UUID_IMAGE_COUNT 4
-#else
- #define INITIAL_UUID_IMAGE_COUNT 32
-#endif
-
-VECTOR_NEVER_DESTRUCTED(dyld_image_info);
-VECTOR_NEVER_DESTRUCTED(dyld_uuid_info);
-
-static std::vector<dyld_image_info> sImageInfos;
-static std::vector<dyld_uuid_info> sImageUUIDs;
-
-
-void addImagesToAllImages(uint32_t infoCount, const dyld_image_info info[])
-{
- // make initial size large enough that we probably won't need to re-alloc it
- if ( sImageInfos.size() == 0 )
- sImageInfos.reserve(INITIAL_IMAGE_COUNT);
- if ( sImageUUIDs.capacity() == 0 )
- sImageUUIDs.reserve(4);
- // set infoArray to NULL to denote it is in-use
- dyld::gProcessInfo->infoArray = NULL;
-
- // append all new images
- for (uint32_t i=0; i < infoCount; ++i)
- sImageInfos.push_back(info[i]);
- dyld::gProcessInfo->infoArrayCount = (uint32_t)sImageInfos.size();
-
- // set infoArray back to base address of vector (other process can now read)
- dyld::gProcessInfo->infoArray = &sImageInfos[0];
-}
-
-#if TARGET_IPHONE_SIMULATOR
-// called once in dyld_sim start up to copy image list from host dyld to sImageInfos
-void syncProcessInfo()
-{
- // may want to set version field of gProcessInfo if it might be different than host
- if ( sImageInfos.size() == 0 ) {
- sImageInfos.reserve(INITIAL_IMAGE_COUNT);
- if ( dyld::gProcessInfo->infoArray != NULL ) {
- for (uint32_t i=0; i < dyld::gProcessInfo->infoArrayCount; ++i) {
- sImageInfos.push_back(dyld::gProcessInfo->infoArray[i]);
- }
- dyld::gProcessInfo->infoArray = &sImageInfos[0];
- dyld::gProcessInfo->infoArrayCount = (uint32_t)sImageInfos.size();
- }
- }
- dyld::gProcessInfo->notification(dyld_image_info_change, 0, NULL);
-}
-#endif
-
-const char* notifyGDB(enum dyld_image_states state, uint32_t infoCount, const dyld_image_info info[])
-{
- // tell gdb that about the new images
- dyld::gProcessInfo->notification(dyld_image_adding, infoCount, info);
- // <rdar://problem/7739489> record initial count of images
- // so CrashReporter can note which images were dynamically loaded
- if ( dyld::gProcessInfo->initialImageCount == 0 )
- dyld::gProcessInfo->initialImageCount = infoCount;
- return NULL;
-}
-
-
-
-void addNonSharedCacheImageUUID(const dyld_uuid_info& info)
-{
- // set uuidArray to NULL to denote it is in-use
- dyld::gProcessInfo->uuidArray = NULL;
-
- // append all new images
- sImageUUIDs.push_back(info);
- dyld::gProcessInfo->uuidArrayCount = sImageUUIDs.size();
-
- // set uuidArray back to base address of vector (other process can now read)
- dyld::gProcessInfo->uuidArray = &sImageUUIDs[0];
-}
-
-void removeImageFromAllImages(const struct mach_header* loadAddress)
-{
- dyld_image_info goingAway;
-
- // set infoArray to NULL to denote it is in-use
- dyld::gProcessInfo->infoArray = NULL;
-
- // remove image from infoArray
- for (std::vector<dyld_image_info>::iterator it=sImageInfos.begin(); it != sImageInfos.end(); it++) {
- if ( it->imageLoadAddress == loadAddress ) {
- goingAway = *it;
- sImageInfos.erase(it);
- break;
- }
- }
- dyld::gProcessInfo->infoArrayCount = (uint32_t)sImageInfos.size();
-
- // set infoArray back to base address of vector
- dyld::gProcessInfo->infoArray = &sImageInfos[0];
-
-
- // set uuidArrayCount to NULL to denote it is in-use
- dyld::gProcessInfo->uuidArray = NULL;
-
- // remove image from infoArray
- for (std::vector<dyld_uuid_info>::iterator it=sImageUUIDs.begin(); it != sImageUUIDs.end(); it++) {
- if ( it->imageLoadAddress == loadAddress ) {
- sImageUUIDs.erase(it);
- break;
- }
- }
- dyld::gProcessInfo->uuidArrayCount = sImageUUIDs.size();
-
- // set infoArray back to base address of vector
- dyld::gProcessInfo->uuidArray = &sImageUUIDs[0];
-
- // tell gdb that about the new images
- dyld::gProcessInfo->notification(dyld_image_removing, 1, &goingAway);
-}
-
-void setAlImageInfosHalt(const char* message, uintptr_t flags)
-{
- dyld::gProcessInfo->errorMessage = message;
- dyld::gProcessInfo->terminationFlags = flags;
-}
-
-
-#if TARGET_IPHONE_SIMULATOR
- namespace dyld {
- struct dyld_all_image_infos* gProcessInfo = NULL;
- }
-#else
-
- #if __arm__
- // work around for: <rdar://problem/6530727> gdb-1109: notifier in dyld does not work if it is in thumb
- extern "C" void gdb_image_notifier(enum dyld_image_mode mode, uint32_t infoCount, const dyld_image_info info[]);
- #else
- static void gdb_image_notifier(enum dyld_image_mode mode, uint32_t infoCount, const dyld_image_info info[])
- {
- // do nothing
- // gdb sets a break point here to catch notifications
- //dyld::log("dyld: gdb_image_notifier(%s, %d, ...)\n", mode ? "dyld_image_removing" : "dyld_image_adding", infoCount);
- //for (uint32_t i=0; i < infoCount; ++i)
- // dyld::log("dyld: %d loading at %p %s\n", i, info[i].imageLoadAddress, info[i].imageFilePath);
- //for (uint32_t i=0; i < dyld::gProcessInfo->infoArrayCount; ++i)
- // dyld::log("dyld: %d loading at %p %s\n", i, dyld::gProcessInfo->infoArray[i].imageLoadAddress, dyld::gProcessInfo->infoArray[i].imageFilePath);
- }
- #endif
-
- extern void* __dso_handle;
- #define STR(s) # s
- #define XSTR(s) STR(s)
-
- struct dyld_all_image_infos dyld_all_image_infos __attribute__ ((section ("__DATA,__all_image_info")))
- = {
- 14, 0, NULL, &gdb_image_notifier, false, false, (const mach_header*)&__dso_handle, NULL,
- XSTR(DYLD_VERSION), NULL, 0, NULL, 0, 0, NULL, &dyld_all_image_infos,
- 0, dyld_error_kind_none, NULL, NULL, NULL, 0, {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,},
- {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,}
- };
-
- struct dyld_shared_cache_ranges dyld_shared_cache_ranges;
-
- namespace dyld {
- struct dyld_all_image_infos* gProcessInfo = &dyld_all_image_infos;
- }
-#endif
-