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-rw-r--r--include/crypto/sha2.h53
1 files changed, 31 insertions, 22 deletions
diff --git a/include/crypto/sha2.h b/include/crypto/sha2.h
index e5dafb935cc8..7bb8fe169daf 100644
--- a/include/crypto/sha2.h
+++ b/include/crypto/sha2.h
@@ -190,7 +190,7 @@ static inline void sha224_update(struct sha224_ctx *ctx,
*
* Context: Any context.
*/
-void sha224_final(struct sha224_ctx *ctx, u8 out[SHA224_DIGEST_SIZE]);
+void sha224_final(struct sha224_ctx *ctx, u8 out[at_least SHA224_DIGEST_SIZE]);
/**
* sha224() - Compute SHA-224 message digest in one shot
@@ -200,7 +200,7 @@ void sha224_final(struct sha224_ctx *ctx, u8 out[SHA224_DIGEST_SIZE]);
*
* Context: Any context.
*/
-void sha224(const u8 *data, size_t len, u8 out[SHA224_DIGEST_SIZE]);
+void sha224(const u8 *data, size_t len, u8 out[at_least SHA224_DIGEST_SIZE]);
/**
* struct hmac_sha224_key - Prepared key for HMAC-SHA224
@@ -287,7 +287,8 @@ static inline void hmac_sha224_update(struct hmac_sha224_ctx *ctx,
*
* Context: Any context.
*/
-void hmac_sha224_final(struct hmac_sha224_ctx *ctx, u8 out[SHA224_DIGEST_SIZE]);
+void hmac_sha224_final(struct hmac_sha224_ctx *ctx,
+ u8 out[at_least SHA224_DIGEST_SIZE]);
/**
* hmac_sha224() - Compute HMAC-SHA224 in one shot, using a prepared key
@@ -301,7 +302,8 @@ void hmac_sha224_final(struct hmac_sha224_ctx *ctx, u8 out[SHA224_DIGEST_SIZE]);
* Context: Any context.
*/
void hmac_sha224(const struct hmac_sha224_key *key,
- const u8 *data, size_t data_len, u8 out[SHA224_DIGEST_SIZE]);
+ const u8 *data, size_t data_len,
+ u8 out[at_least SHA224_DIGEST_SIZE]);
/**
* hmac_sha224_usingrawkey() - Compute HMAC-SHA224 in one shot, using a raw key
@@ -318,7 +320,7 @@ void hmac_sha224(const struct hmac_sha224_key *key,
*/
void hmac_sha224_usingrawkey(const u8 *raw_key, size_t raw_key_len,
const u8 *data, size_t data_len,
- u8 out[SHA224_DIGEST_SIZE]);
+ u8 out[at_least SHA224_DIGEST_SIZE]);
/**
* struct sha256_ctx - Context for hashing a message with SHA-256
@@ -363,7 +365,7 @@ static inline void sha256_update(struct sha256_ctx *ctx,
*
* Context: Any context.
*/
-void sha256_final(struct sha256_ctx *ctx, u8 out[SHA256_DIGEST_SIZE]);
+void sha256_final(struct sha256_ctx *ctx, u8 out[at_least SHA256_DIGEST_SIZE]);
/**
* sha256() - Compute SHA-256 message digest in one shot
@@ -373,7 +375,7 @@ void sha256_final(struct sha256_ctx *ctx, u8 out[SHA256_DIGEST_SIZE]);
*
* Context: Any context.
*/
-void sha256(const u8 *data, size_t len, u8 out[SHA256_DIGEST_SIZE]);
+void sha256(const u8 *data, size_t len, u8 out[at_least SHA256_DIGEST_SIZE]);
/**
* sha256_finup_2x() - Compute two SHA-256 digests from a common initial
@@ -390,8 +392,9 @@ void sha256(const u8 *data, size_t len, u8 out[SHA256_DIGEST_SIZE]);
* Context: Any context.
*/
void sha256_finup_2x(const struct sha256_ctx *ctx, const u8 *data1,
- const u8 *data2, size_t len, u8 out1[SHA256_DIGEST_SIZE],
- u8 out2[SHA256_DIGEST_SIZE]);
+ const u8 *data2, size_t len,
+ u8 out1[at_least SHA256_DIGEST_SIZE],
+ u8 out2[at_least SHA256_DIGEST_SIZE]);
/**
* sha256_finup_2x_is_optimized() - Check if sha256_finup_2x() is using a real
@@ -488,7 +491,8 @@ static inline void hmac_sha256_update(struct hmac_sha256_ctx *ctx,
*
* Context: Any context.
*/
-void hmac_sha256_final(struct hmac_sha256_ctx *ctx, u8 out[SHA256_DIGEST_SIZE]);
+void hmac_sha256_final(struct hmac_sha256_ctx *ctx,
+ u8 out[at_least SHA256_DIGEST_SIZE]);
/**
* hmac_sha256() - Compute HMAC-SHA256 in one shot, using a prepared key
@@ -502,7 +506,8 @@ void hmac_sha256_final(struct hmac_sha256_ctx *ctx, u8 out[SHA256_DIGEST_SIZE]);
* Context: Any context.
*/
void hmac_sha256(const struct hmac_sha256_key *key,
- const u8 *data, size_t data_len, u8 out[SHA256_DIGEST_SIZE]);
+ const u8 *data, size_t data_len,
+ u8 out[at_least SHA256_DIGEST_SIZE]);
/**
* hmac_sha256_usingrawkey() - Compute HMAC-SHA256 in one shot, using a raw key
@@ -519,7 +524,7 @@ void hmac_sha256(const struct hmac_sha256_key *key,
*/
void hmac_sha256_usingrawkey(const u8 *raw_key, size_t raw_key_len,
const u8 *data, size_t data_len,
- u8 out[SHA256_DIGEST_SIZE]);
+ u8 out[at_least SHA256_DIGEST_SIZE]);
/* State for the SHA-512 (and SHA-384) compression function */
struct sha512_block_state {
@@ -598,7 +603,7 @@ static inline void sha384_update(struct sha384_ctx *ctx,
*
* Context: Any context.
*/
-void sha384_final(struct sha384_ctx *ctx, u8 out[SHA384_DIGEST_SIZE]);
+void sha384_final(struct sha384_ctx *ctx, u8 out[at_least SHA384_DIGEST_SIZE]);
/**
* sha384() - Compute SHA-384 message digest in one shot
@@ -608,7 +613,7 @@ void sha384_final(struct sha384_ctx *ctx, u8 out[SHA384_DIGEST_SIZE]);
*
* Context: Any context.
*/
-void sha384(const u8 *data, size_t len, u8 out[SHA384_DIGEST_SIZE]);
+void sha384(const u8 *data, size_t len, u8 out[at_least SHA384_DIGEST_SIZE]);
/**
* struct hmac_sha384_key - Prepared key for HMAC-SHA384
@@ -695,7 +700,8 @@ static inline void hmac_sha384_update(struct hmac_sha384_ctx *ctx,
*
* Context: Any context.
*/
-void hmac_sha384_final(struct hmac_sha384_ctx *ctx, u8 out[SHA384_DIGEST_SIZE]);
+void hmac_sha384_final(struct hmac_sha384_ctx *ctx,
+ u8 out[at_least SHA384_DIGEST_SIZE]);
/**
* hmac_sha384() - Compute HMAC-SHA384 in one shot, using a prepared key
@@ -709,7 +715,8 @@ void hmac_sha384_final(struct hmac_sha384_ctx *ctx, u8 out[SHA384_DIGEST_SIZE]);
* Context: Any context.
*/
void hmac_sha384(const struct hmac_sha384_key *key,
- const u8 *data, size_t data_len, u8 out[SHA384_DIGEST_SIZE]);
+ const u8 *data, size_t data_len,
+ u8 out[at_least SHA384_DIGEST_SIZE]);
/**
* hmac_sha384_usingrawkey() - Compute HMAC-SHA384 in one shot, using a raw key
@@ -726,7 +733,7 @@ void hmac_sha384(const struct hmac_sha384_key *key,
*/
void hmac_sha384_usingrawkey(const u8 *raw_key, size_t raw_key_len,
const u8 *data, size_t data_len,
- u8 out[SHA384_DIGEST_SIZE]);
+ u8 out[at_least SHA384_DIGEST_SIZE]);
/**
* struct sha512_ctx - Context for hashing a message with SHA-512
@@ -771,7 +778,7 @@ static inline void sha512_update(struct sha512_ctx *ctx,
*
* Context: Any context.
*/
-void sha512_final(struct sha512_ctx *ctx, u8 out[SHA512_DIGEST_SIZE]);
+void sha512_final(struct sha512_ctx *ctx, u8 out[at_least SHA512_DIGEST_SIZE]);
/**
* sha512() - Compute SHA-512 message digest in one shot
@@ -781,7 +788,7 @@ void sha512_final(struct sha512_ctx *ctx, u8 out[SHA512_DIGEST_SIZE]);
*
* Context: Any context.
*/
-void sha512(const u8 *data, size_t len, u8 out[SHA512_DIGEST_SIZE]);
+void sha512(const u8 *data, size_t len, u8 out[at_least SHA512_DIGEST_SIZE]);
/**
* struct hmac_sha512_key - Prepared key for HMAC-SHA512
@@ -868,7 +875,8 @@ static inline void hmac_sha512_update(struct hmac_sha512_ctx *ctx,
*
* Context: Any context.
*/
-void hmac_sha512_final(struct hmac_sha512_ctx *ctx, u8 out[SHA512_DIGEST_SIZE]);
+void hmac_sha512_final(struct hmac_sha512_ctx *ctx,
+ u8 out[at_least SHA512_DIGEST_SIZE]);
/**
* hmac_sha512() - Compute HMAC-SHA512 in one shot, using a prepared key
@@ -882,7 +890,8 @@ void hmac_sha512_final(struct hmac_sha512_ctx *ctx, u8 out[SHA512_DIGEST_SIZE]);
* Context: Any context.
*/
void hmac_sha512(const struct hmac_sha512_key *key,
- const u8 *data, size_t data_len, u8 out[SHA512_DIGEST_SIZE]);
+ const u8 *data, size_t data_len,
+ u8 out[at_least SHA512_DIGEST_SIZE]);
/**
* hmac_sha512_usingrawkey() - Compute HMAC-SHA512 in one shot, using a raw key
@@ -899,6 +908,6 @@ void hmac_sha512(const struct hmac_sha512_key *key,
*/
void hmac_sha512_usingrawkey(const u8 *raw_key, size_t raw_key_len,
const u8 *data, size_t data_len,
- u8 out[SHA512_DIGEST_SIZE]);
+ u8 out[at_least SHA512_DIGEST_SIZE]);
#endif /* _CRYPTO_SHA2_H */