Commit 31890ae2 authored by Simon Glass's avatar Simon Glass Committed by Tom Rini

hash: Export the function to show a hash

This function is useful for displaying a hash value, so export it.
Signed-off-by: default avatarSimon Glass <sjg@chromium.org>
parent 7e4154a5
......@@ -311,8 +311,7 @@ int hash_lookup_algo(const char *algo_name, struct hash_algo **algop)
return -EPROTONOSUPPORT;
}
static void show_hash(struct hash_algo *algo, ulong addr, ulong len,
u8 *output)
void hash_show(struct hash_algo *algo, ulong addr, ulong len, u8 *output)
{
int i;
......@@ -392,7 +391,7 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag,
if (memcmp(output, vsum, algo->digest_size) != 0) {
int i;
show_hash(algo, addr, len, output);
hash_show(algo, addr, len, output);
printf(" != ");
for (i = 0; i < algo->digest_size; i++)
printf("%02x", vsum[i]);
......@@ -400,7 +399,7 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag,
return 1;
}
} else {
show_hash(algo, addr, len, output);
hash_show(algo, addr, len, output);
printf("\n");
if (argc) {
......
......@@ -126,5 +126,19 @@ int hash_block(const char *algo_name, const void *data, unsigned int len,
* @return 0 if ok, -EPROTONOSUPPORT for an unknown algorithm.
*/
int hash_lookup_algo(const char *algo_name, struct hash_algo **algop);
/**
* hash_show() - Print out a hash algorithm and value
*
* You will get a message like this (without a newline at the end):
*
* "sha1 for 9eb3337c ... 9eb3338f ==> 7942ef1df479fd3130f716eb9613d107dab7e257"
*
* @algo: Algorithm used for hash
* @addr: Address of data that was hashed
* @len: Length of data that was hashed
* @output: Hash value to display
*/
void hash_show(struct hash_algo *algo, ulong addr, ulong len, u8 *output);
#endif /* !USE_HOSTCC */
#endif
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