diff options
Diffstat (limited to 'crypto/sha2.c')
| -rw-r--r-- | crypto/sha2.c | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/crypto/sha2.c b/crypto/sha2.c index cc6b167f30..8558030547 100644 --- a/crypto/sha2.c +++ b/crypto/sha2.c @@ -21,6 +21,8 @@ #include <linux/string.h> #include <asm/byteorder.h> +#include "internal.h" + #define SHA224_SUM_LEN 28 #define SHA256_SUM_LEN 32 @@ -290,7 +292,6 @@ static int digest_sha2_final(struct digest *d, unsigned char *md) return 0; } -#ifdef CONFIG_SHA224 static int digest_sha224_init(struct digest *d) { sha2_starts(d->ctx, 1); @@ -306,9 +307,22 @@ static struct digest_algo m224 = { .length = SHA224_SUM_LEN, .ctx_length = sizeof(sha2_context), }; -#endif -#ifdef CONFIG_SHA256 +static int sha224_digest_register(void) +{ + int ret; + + if (!IS_ENABLED(CONFIG_SHA224)) + return 0; + + ret = digest_algo_register(&m224); + if (ret) + return ret; + + return digest_hmac_register(&m224, 64); +} +device_initcall(sha224_digest_register); + static int digest_sha256_init(struct digest *d) { sha2_starts(d->ctx, 0); @@ -324,17 +338,18 @@ static struct digest_algo m256 = { .length = SHA256_SUM_LEN, .ctx_length = sizeof(sha2_context), }; -#endif -static int sha2_digest_register(void) +static int sha256_digest_register(void) { -#ifdef CONFIG_SHA224 - digest_algo_register(&m224); -#endif -#ifdef CONFIG_SHA256 - digest_algo_register(&m256); -#endif + int ret; - return 0; + if (!IS_ENABLED(CONFIG_SHA256)) + return 0; + + ret = digest_algo_register(&m256); + if (ret) + return ret; + + return digest_hmac_register(&m256, 64); } -device_initcall(sha2_digest_register); +device_initcall(sha256_digest_register); |