| #ifndef _RSA_H |
| #define _RSA_H |
| |
| #include <errno.h> |
| #include "image.h" |
| |
| #define RSA2048_BYTES (2048 / 8) |
| #define RSA4096_BYTES (4096 / 8) |
| |
| /* This is the minimum/maximum key size we support, in bits */ |
| #define RSA_MIN_KEY_BITS 2048 |
| #define RSA_MAX_KEY_BITS 4096 |
| |
| /* This is the maximum signature length that we support, in bits */ |
| #define RSA_MAX_SIG_BITS 4096 |
| |
| struct key_prop { |
| |
| const void *rr; |
| const void *modulus; |
| const void *public_exponent; |
| uint64_t n0inv; |
| int num_bits; |
| uint32_t exp_len; |
| }; |
| |
| int rsa_verify(struct sig_info *info, |
| const struct fdt_region region[], int region_count, |
| uint8_t *sig, uint sig_len); |
| void get_pubkey_info(struct key_prop *pubkey, const void *blob,int node, |
| int *len); |
| |
| #endif |