diff options
Diffstat (limited to 'common/hash.c')
| -rw-r--r-- | common/hash.c | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/common/hash.c b/common/hash.c index c94c98b..a1b0482 100644 --- a/common/hash.c +++ b/common/hash.c @@ -227,6 +227,26 @@ int hash_progressive_lookup_algo(const char *algo_name, } #ifndef USE_HOSTCC +int hash_parse_string(const char *algo_name, const char *str, uint8_t *result) +{ + struct hash_algo *algo; + int ret; + int i; + + ret = hash_lookup_algo(algo_name, &algo); + if (ret) + return ret; + + for (i = 0; i < algo->digest_size; i++) { + char chr[3]; + + strncpy(chr, &str[i * 2], 2); + result[i] = simple_strtoul(chr, NULL, 16); + } + + return 0; +} + /** * store_result: Store the resulting sum to an address or variable * @@ -315,7 +335,6 @@ static int parse_verify_sum(struct hash_algo *algo, char *verify_str, buf = map_sysmem(addr, algo->digest_size); memcpy(vsum, buf, algo->digest_size); } else { - unsigned int i; char *vsum_str; int digits = algo->digest_size * 2; @@ -335,14 +354,7 @@ static int parse_verify_sum(struct hash_algo *algo, char *verify_str, } } - for (i = 0; i < algo->digest_size; i++) { - char *nullp = vsum_str + (i + 1) * 2; - char end = *nullp; - - *nullp = '\0'; - vsum[i] = simple_strtoul(vsum_str + (i * 2), NULL, 16); - *nullp = end; - } + hash_parse_string(algo->name, vsum_str, vsum); } return 0; } |