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HASH_UPDATE always succeeds.

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Fill in some missing "and returns 1" documentation. Really they all do but some
of _Final functions have codepaths to guard against user error.

Change-Id: I16e12ec20ab59e3ba6deaa4cfd67574ed0a56652
Reviewed-on: https://boringssl-review.googlesource.com/1901
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
David Benjamin 2014-10-06 19:07:00 -04:00 committed by Adam Langley
parent bce495c9f3
commit 83e52bce3c
1 changed files with 4 additions and 4 deletions
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8
include/openssl/sha.h
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@ -116,7 +116,7 @@ struct sha_state_st {
/* SHA224_Init initialises |sha| and returns 1. */ /* SHA224_Init initialises |sha| and returns 1. */
OPENSSL_EXPORT int SHA224_Init(SHA256_CTX *sha); OPENSSL_EXPORT int SHA224_Init(SHA256_CTX *sha);
/* SHA224_Update adds |len| bytes from |data| to |sha|. */ /* SHA224_Update adds |len| bytes from |data| to |sha| and returns 1. */
OPENSSL_EXPORT int SHA224_Update(SHA256_CTX *sha, const void *data, size_t len); OPENSSL_EXPORT int SHA224_Update(SHA256_CTX *sha, const void *data, size_t len);
/* SHA224_Final adds the final padding to |sha| and writes the resulting digest /* SHA224_Final adds the final padding to |sha| and writes the resulting digest
@ -140,7 +140,7 @@ OPENSSL_EXPORT uint8_t *SHA224(const uint8_t *data, size_t len, uint8_t *out);
/* SHA256_Init initialises |sha| and returns 1. */ /* SHA256_Init initialises |sha| and returns 1. */
OPENSSL_EXPORT int SHA256_Init(SHA256_CTX *sha); OPENSSL_EXPORT int SHA256_Init(SHA256_CTX *sha);
/* SHA256_Update adds |len| bytes from |data| to |sha|. */ /* SHA256_Update adds |len| bytes from |data| to |sha| and returns 1. */
OPENSSL_EXPORT int SHA256_Update(SHA256_CTX *sha, const void *data, size_t len); OPENSSL_EXPORT int SHA256_Update(SHA256_CTX *sha, const void *data, size_t len);
/* SHA256_Final adds the final padding to |sha| and writes the resulting digest /* SHA256_Final adds the final padding to |sha| and writes the resulting digest
@ -175,7 +175,7 @@ struct sha256_state_st {
/* SHA384_Init initialises |sha| and returns 1. */ /* SHA384_Init initialises |sha| and returns 1. */
OPENSSL_EXPORT int SHA384_Init(SHA512_CTX *sha); OPENSSL_EXPORT int SHA384_Init(SHA512_CTX *sha);
/* SHA384_Update adds |len| bytes from |data| to |sha|. */ /* SHA384_Update adds |len| bytes from |data| to |sha| and returns 1. */
OPENSSL_EXPORT int SHA384_Update(SHA512_CTX *sha, const void *data, size_t len); OPENSSL_EXPORT int SHA384_Update(SHA512_CTX *sha, const void *data, size_t len);
/* SHA384_Final adds the final padding to |sha| and writes the resulting digest /* SHA384_Final adds the final padding to |sha| and writes the resulting digest
@ -203,7 +203,7 @@ OPENSSL_EXPORT void SHA384_Transform(SHA512_CTX *sha, const uint8_t *data);
/* SHA512_Init initialises |sha| and returns 1. */ /* SHA512_Init initialises |sha| and returns 1. */
OPENSSL_EXPORT int SHA512_Init(SHA512_CTX *sha); OPENSSL_EXPORT int SHA512_Init(SHA512_CTX *sha);
/* SHA512_Update adds |len| bytes from |data| to |sha|. */ /* SHA512_Update adds |len| bytes from |data| to |sha| and returns 1. */
OPENSSL_EXPORT int SHA512_Update(SHA512_CTX *sha, const void *data, size_t len); OPENSSL_EXPORT int SHA512_Update(SHA512_CTX *sha, const void *data, size_t len);
/* SHA512_Final adds the final padding to |sha| and writes the resulting digest /* SHA512_Final adds the final padding to |sha| and writes the resulting digest