| /* |
| * Copyright (c) 2015, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program 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 General Public License for more details. |
| */ |
| |
| #include <dumpimage.h> |
| #include <elf.h> |
| #include <dirent.h> |
| #include <sys/ioctl.h> |
| #include <mtd/mtd-user.h> |
| #include <limits.h> |
| #include <linux/string.h> |
| #include <linux/types.h> |
| |
| typedef enum {HLOS_TYPE, UBOOT_TYPE, SBL_TYPE, TZ_TYPE, RPM_TYPE, DEVCFG_TYPE}type; |
| |
| struct image_section { |
| type section_type; |
| int max_version; |
| char file[256]; |
| char *type; |
| char tmp_file[256]; |
| int img_version; |
| int local_version; |
| char *version_file; |
| int is_present; |
| char *img_code; |
| int (*pre_op)(struct image_section *); |
| int (*get_sw_id)(struct image_section *); |
| int (*split_components)(struct image_section *, char **, char**, char**); |
| }; |
| |
| typedef struct mbn_header { |
| uint32_t image_id; |
| uint32_t ver_num; |
| uint32_t image_src; |
| uint8_t *image_dest_ptr; |
| uint32_t image_size; |
| uint32_t code_size; |
| uint8_t *sig_ptr; |
| uint32_t sig_sz; |
| uint8_t *cert_ptr; |
| uint32_t cert_sz; |
| }Mbn_Hdr; |
| |
| struct ubi_ec_hdr { |
| __be32 magic; |
| __u8 version; |
| __u8 padding1[3]; |
| __be64 ec; /* Warning: the current limit is 31-bit anyway! */ |
| __be32 vid_hdr_offset; |
| __be32 data_offset; |
| __be32 image_seq; |
| __u8 padding2[32]; |
| __be32 hdr_crc; |
| }; |
| |
| struct ubi_vid_hdr { |
| __be32 magic; |
| __u8 version; |
| __u8 vol_type; |
| __u8 copy_flag; |
| __u8 compat; |
| __be32 vol_id; |
| __be32 lnum; |
| __u8 padding1[4]; |
| __be32 data_size; |
| __be32 used_ebs; |
| __be32 data_pad; |
| __be32 data_crc; |
| __u8 padding2[4]; |
| __be64 sqnum; |
| __u8 padding3[12]; |
| __be32 hdr_crc; |
| }; |
| |
| typedef struct { |
| uint32_t codeword; |
| uint32_t magic; |
| uint32_t RESERVED_0; |
| uint32_t RESERVED_1; |
| uint32_t RESERVED_2; |
| uint32_t image_src; |
| uint8_t *image_dest_ptr; |
| uint32_t image_size; |
| uint32_t code_size; |
| uint8_t *sig_ptr; |
| uint32_t sig_size; |
| uint8_t *cert_ptr; |
| uint32_t cert_size; |
| uint32_t root_cert_sel; |
| uint32_t num_root_certs; |
| uint32_t RESERVED_5; |
| uint32_t RESERVED_6; |
| uint32_t RESERVED_7; |
| uint32_t RESERVED_8; |
| uint32_t RESERVED_9; |
| } Sbl_Hdr; |
| |
| int get_sections(void); |
| int is_authentication_check_enabled(void); |
| int get_local_image_version(struct image_section *); |
| int set_local_image_version(struct image_section *); |
| int is_version_check_enabled(void); |
| int get_sw_id_from_component_bin(struct image_section *); |
| int get_sw_id_from_component_bin_elf(struct image_section *); |
| int get_sw_id_from_component_bin_elf64(struct image_section *); |
| int extract_kernel_binary(struct image_section *); |
| int is_image_version_higher(void); |
| int update_version(void); |
| int check_image_version(void); |
| int split_code_signature_cert_from_component_bin(struct image_section *, char **, char **, char **); |
| int split_code_signature_cert_from_component_bin_elf(struct image_section *, char **, char **, char **); |
| int split_code_signature_cert_from_component_bin_elf64(struct image_section *, char **, char **, char **); |
| void generate_swid_ipad(char *, unsigned long long *); |
| void generate_hwid_opad(char *, char *, char *, unsigned long long *); |
| int generate_hash(char *, char *, char *); |
| int is_component_authenticated(char *, char *, char *); |
| int is_image_authenticated(void); |
| int do_board_upgrade_check(char *); |
| int check_nand_preamble(uint8_t *); |
| int find_mtd_part_size(void); |