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trezor-firmware/embed/trezorhal/image.h
2017-10-05 17:31:39 +02:00

46 lines
1.1 KiB
C

#ifndef __TREZORHAL_IMAGE_H__
#define __TREZORHAL_IMAGE_H__
#include <stdint.h>
#include <stdbool.h>
typedef struct {
uint32_t magic;
uint32_t hdrlen;
uint32_t expiry;
uint32_t codelen;
uint32_t version;
// uint8_t reserved[427];
uint8_t sigmask;
uint8_t sig[64];
} image_header;
#define MAX_VENDOR_PUBLIC_KEYS 8
typedef struct {
uint32_t magic;
uint32_t hdrlen;
uint32_t expiry;
uint16_t version;
uint8_t vsig_m;
uint8_t vsig_n;
uint8_t vtrust;
// uint8_t reserved[16];
const uint8_t *vpub[MAX_VENDOR_PUBLIC_KEYS];
uint8_t vstr_len;
const uint8_t *vstr;
const uint8_t *vimg;
uint8_t sigmask;
uint8_t sig[64];
} vendor_header;
bool image_parse_header(const uint8_t *data, uint32_t magic, uint32_t maxsize, image_header *hdr);
bool image_check_signature(const uint8_t *data, const image_header *hdr, uint8_t key_m, uint8_t key_n, const uint8_t * const *keys);
bool vendor_parse_header(const uint8_t *data, vendor_header *vhdr);
bool vendor_check_signature(const uint8_t *data, const vendor_header *vhdr, uint8_t key_m, uint8_t key_n, const uint8_t * const *keys);
#endif