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/*
* img3.h
* Functions for handling with Apple's IMG3 format
*
* Copyright (c) 2010 Joshua Hill. All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef IDEVICERESTORE_IMG3_H
#define IDEVICERESTORE_IMG3_H
typedef enum {
kNorContainer = 0x696D6733, // img3
kImg3Container = 0x496D6733, // Img3
k8900Container = 0x30303938, // 8900
kImg2Container = 0x494D4732 // IMG2
} img3_container;
typedef enum {
kDataElement = 0x44415441, // DATA
kTypeElement = 0x54595045, // TYPE
kKbagElement = 0x4B424147, // KBAG
kShshElement = 0x53485348, // SHSH
kCertElement = 0x43455254, // CERT
kChipElement = 0x43484950, // CHIP
kProdElement = 0x50524F44, // PROD
kSdomElement = 0x53444F4D, // SDOM
kVersElement = 0x56455253, // VERS
kBordElement = 0x424F5244, // BORD
kSepoElement = 0x5345504F, // SEPO
kEcidElement = 0x45434944 // ECID
} img3_element_type;
typedef struct {
unsigned int signature;
unsigned int full_size;
unsigned int data_size;
unsigned int shsh_offset;
unsigned int image_type;
} img3_header;
typedef struct {
unsigned int signature;
unsigned int full_size;
unsigned int data_size;
} img3_element_header;
typedef struct {
img3_element_header* header;
img3_element_type type;
unsigned char* data;
} img3_element;
typedef struct {
char* data;
img3_header* header;
img3_element* type_element;
img3_element* data_element;
img3_element* vers_element;
img3_element* sepo_element;
img3_element* bord_element;
img3_element* kbag1_element;
img3_element* kbag2_element;
img3_element* ecid_element;
img3_element* shsh_element;
img3_element* cert_element;
} img3_file;
img3_file* img3_parse_file(char* data, int size);
img3_element* img3_parse_element(char* data);
int img3_replace_signature(img3_file* image, char* signature);
void img3_free(img3_file* image);
int img3_get_data(img3_file* image, char** pdata, int* psize);
void img3_free_element(img3_element* element);
#endif
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