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CacheFileAbstraction.hpp
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/* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*-
*
* Copyright (c) 2006 Apple Computer, 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@
*/
#ifndef __DYLD_CACHE_ABSTRACTION__
#define __DYLD_CACHE_ABSTRACTION__
#include "dyld_cache_format.h"
#include "FileAbstraction.hpp"
#include "Architectures.hpp"
template <typename E>
class dyldCacheHeader {
public:
const char* magic() const INLINE { return fields.magic; }
void set_magic(const char* value) INLINE { memcpy(fields.magic, value, 16); }
uint32_t mappingOffset() const INLINE { return E::get32(fields.mappingOffset); }
void set_mappingOffset(uint32_t value) INLINE { E::set32(fields.mappingOffset, value); }
uint32_t mappingCount() const INLINE { return E::get32(fields.mappingCount); }
void set_mappingCount(uint32_t value) INLINE { E::set32(fields.mappingCount, value); }
uint32_t imagesOffset() const INLINE { return E::get32(fields.imagesOffset); }
void set_imagesOffset(uint32_t value) INLINE { E::set32(fields.imagesOffset, value); }
uint32_t imagesCount() const INLINE { return E::get32(fields.imagesCount); }
void set_imagesCount(uint32_t value) INLINE { E::set32(fields.imagesCount, value); }
uint64_t dyldBaseAddress() const INLINE { return E::get64(fields.dyldBaseAddress); }
void set_dyldBaseAddress(uint64_t value) INLINE { E::set64(fields.dyldBaseAddress, value); }
uint64_t codeSignatureOffset() const INLINE { return E::get64(fields.codeSignatureOffset); }
void set_codeSignatureOffset(uint64_t value) INLINE { E::set64(fields.codeSignatureOffset, value); }
uint64_t codeSignatureSize() const INLINE { return E::get64(fields.codeSignatureSize); }
void set_codeSignatureSize(uint64_t value) INLINE { E::set64(fields.codeSignatureSize, value); }
uint64_t slideInfoOffset() const INLINE { return E::get64(fields.slideInfoOffset); }
void set_slideInfoOffset(uint64_t value) INLINE { E::set64(fields.slideInfoOffset, value); }
uint64_t slideInfoSize() const INLINE { return E::get64(fields.slideInfoSize); }
void set_slideInfoSize(uint64_t value) INLINE { E::set64(fields.slideInfoSize, value); }
private:
dyld_cache_header fields;
};
template <typename E>
class dyldCacheFileMapping {
public:
uint64_t address() const INLINE { return E::get64(fields.address); }
void set_address(uint64_t value) INLINE { E::set64(fields.address, value); }
uint64_t size() const INLINE { return E::get64(fields.size); }
void set_size(uint64_t value) INLINE { E::set64(fields.size, value); }
uint64_t file_offset() const INLINE { return E::get64(fields.fileOffset); }
void set_file_offset(uint64_t value) INLINE { E::set64(fields.fileOffset, value); }
uint32_t max_prot() const INLINE { return E::get32(fields.maxProt); }
void set_max_prot(uint32_t value) INLINE { E::set32((uint32_t&)fields.maxProt, value); }
uint32_t init_prot() const INLINE { return E::get32(fields.initProt); }
void set_init_prot(uint32_t value) INLINE { E::set32((uint32_t&)fields.initProt, value); }
private:
dyld_cache_mapping_info fields;
};
template <typename E>
class dyldCacheImageInfo {
public:
uint64_t address() const INLINE { return E::get64(fields.address); }
void set_address(uint64_t value) INLINE { E::set64(fields.address, value); }
uint64_t modTime() const INLINE { return E::get64(fields.modTime); }
void set_modTime(uint64_t value) INLINE { E::set64(fields.modTime, value); }
uint64_t inode() const INLINE { return E::get64(fields.inode); }
void set_inode(uint64_t value) INLINE { E::set64(fields.inode, value); }
uint32_t pathFileOffset() const INLINE { return E::get32(fields.pathFileOffset); }
void set_pathFileOffset(uint32_t value) INLINE { E::set32(fields.pathFileOffset, value); fields.pad=0; }
private:
dyld_cache_image_info fields;
};
template <typename E>
class dyldCacheSlideInfo {
public:
uint32_t version() const INLINE { return E::get32(fields.version); }
void set_version(uint32_t value) INLINE { E::set32(fields.version, value); }
uint32_t toc_offset() const INLINE { return E::get32(fields.toc_offset); }
void set_toc_offset(uint32_t value) INLINE { E::set32(fields.toc_offset, value); }
uint32_t toc_count() const INLINE { return E::get32(fields.toc_count); }
void set_toc_count(uint32_t value) INLINE { E::set32(fields.toc_count, value); }
uint32_t entries_offset() const INLINE { return E::get32(fields.entries_offset); }
void set_entries_offset(uint32_t value) INLINE { E::set32(fields.entries_offset, value); }
uint32_t entries_count() const INLINE { return E::get32(fields.entries_count); }
void set_entries_count(uint32_t value) INLINE { E::set32(fields.entries_count, value); }
uint32_t entries_size() const INLINE { return E::get32(fields.entries_size); }
void set_entries_size(uint32_t value) INLINE { E::set32(fields.entries_size, value); }
uint16_t toc(unsigned index) const INLINE { return E::get16(((uint16_t*)(((uint8_t*)this)+E::get16(fields.toc_offset)))[index]); }
void set_toc(unsigned index, uint16_t value) INLINE { return E::set16(((uint16_t*)(((uint8_t*)this)+E::get16(fields.toc_offset)))[index], value); }
private:
dyld_cache_slide_info fields;
};
struct dyldCacheSlideInfoEntry {
uint8_t bits[4096/(8*4)]; // 128-byte bitmap
};
#endif // __DYLD_CACHE_ABSTRACTION__