diff options
| -rw-r--r-- | crypto/md5.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/crypto/md5.c b/crypto/md5.c index d05c53e6f3c2..c167d203c710 100644 --- a/crypto/md5.c +++ b/crypto/md5.c @@ -46,6 +46,18 @@ static int __crypto_md5_import(struct md5_ctx *ctx, const void *in) return 0; } +static int __crypto_md5_export_core(const struct md5_ctx *ctx, void *out) +{ + memcpy(out, ctx, offsetof(struct md5_ctx, buf)); + return 0; +} + +static int __crypto_md5_import_core(struct md5_ctx *ctx, const void *in) +{ + memcpy(ctx, in, offsetof(struct md5_ctx, buf)); + return 0; +} + const u8 md5_zero_message_hash[MD5_DIGEST_SIZE] = { 0xd4, 0x1d, 0x8c, 0xd9, 0x8f, 0x00, 0xb2, 0x04, 0xe9, 0x80, 0x09, 0x98, 0xec, 0xf8, 0x42, 0x7e, @@ -90,6 +102,16 @@ static int crypto_md5_import(struct shash_desc *desc, const void *in) return __crypto_md5_import(MD5_CTX(desc), in); } +static int crypto_md5_export_core(struct shash_desc *desc, void *out) +{ + return __crypto_md5_export_core(MD5_CTX(desc), out); +} + +static int crypto_md5_import_core(struct shash_desc *desc, const void *in) +{ + return __crypto_md5_import_core(MD5_CTX(desc), in); +} + #define HMAC_MD5_KEY(tfm) ((struct hmac_md5_key *)crypto_shash_ctx(tfm)) #define HMAC_MD5_CTX(desc) ((struct hmac_md5_ctx *)shash_desc_ctx(desc)) @@ -139,6 +161,19 @@ static int crypto_hmac_md5_import(struct shash_desc *desc, const void *in) return __crypto_md5_import(&ctx->hash_ctx, in); } +static int crypto_hmac_md5_export_core(struct shash_desc *desc, void *out) +{ + return __crypto_md5_export_core(&HMAC_MD5_CTX(desc)->hash_ctx, out); +} + +static int crypto_hmac_md5_import_core(struct shash_desc *desc, const void *in) +{ + struct hmac_md5_ctx *ctx = HMAC_MD5_CTX(desc); + + ctx->ostate = HMAC_MD5_KEY(desc->tfm)->ostate; + return __crypto_md5_import_core(&ctx->hash_ctx, in); +} + static struct shash_alg algs[] = { { .base.cra_name = "md5", @@ -153,6 +188,8 @@ static struct shash_alg algs[] = { .digest = crypto_md5_digest, .export = crypto_md5_export, .import = crypto_md5_import, + .export_core = crypto_md5_export_core, + .import_core = crypto_md5_import_core, .descsize = sizeof(struct md5_ctx), .statesize = MD5_SHASH_STATE_SIZE, }, @@ -171,6 +208,8 @@ static struct shash_alg algs[] = { .digest = crypto_hmac_md5_digest, .export = crypto_hmac_md5_export, .import = crypto_hmac_md5_import, + .export_core = crypto_hmac_md5_export_core, + .import_core = crypto_hmac_md5_import_core, .descsize = sizeof(struct hmac_md5_ctx), .statesize = MD5_SHASH_STATE_SIZE, }, |