hash: Export the function to show a hash
This function is useful for displaying a hash value, so export it.
Signed-off-by: Simon Glass <sjg@chromium.org>
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 @@
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 @@
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 @@
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 2a36326..5cb4dbf 100644
--- a/include/hash.h
+++ b/include/hash.h
@@ -126,5 +126,19 @@
* @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