This function is useful for displaying a hash value, so export it.
Signed-off-by: Simon Glass sjg@chromium.org ---
Changes in v3: - Rebase to master and update commit message
Changes in v2: None
common/hash.c | 7 +++---- include/hash.h | 15 +++++++++++++++ 2 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/common/hash.c b/common/hash.c index 7627b84..41a4a28 100644 --- a/common/hash.c +++ b/common/hash.c @@ -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) { diff --git a/include/hash.h b/include/hash.h index dc21678..c6de20d 100644 --- a/include/hash.h +++ b/include/hash.h @@ -125,4 +125,19 @@ 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