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Add HMAC_CTX_get_md.

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CPython uses this function.

Change-Id: I03ead7f54ad19e2a0b2ea3b142298cc1e55c3c90
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/53967
Auto-Submit: David Benjamin <davidben@google.com>
Commit-Queue: Adam Langley <agl@google.com>
Reviewed-by: Adam Langley <agl@google.com>
This commit is contained in:
David Benjamin
2022-08-12 20:53:17 -04:00
committed by Boringssl LUCI CQ
parent 401137fec2
commit d45d8933e6
2 changed files with 6 additions and 3 deletions
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crypto/fipsmodule/hmac/hmac.c
+3 -3
View File
@@ -224,9 +224,9 @@ int HMAC_Final(HMAC_CTX *ctx, uint8_t *out, unsigned int *out_len) {
return ret;
}
size_t HMAC_size(const HMAC_CTX *ctx) {
return EVP_MD_size(ctx->md);
}
size_t HMAC_size(const HMAC_CTX *ctx) { return EVP_MD_size(ctx->md); }
const EVP_MD *HMAC_CTX_get_md(const HMAC_CTX *ctx) { return ctx->md; }
int HMAC_CTX_copy_ex(HMAC_CTX *dest, const HMAC_CTX *src) {
if (!EVP_MD_CTX_copy_ex(&dest->i_ctx, &src->i_ctx) ||
include/openssl/hmac.h
+3
View File
@@ -137,6 +137,9 @@ OPENSSL_EXPORT int HMAC_Final(HMAC_CTX *ctx, uint8_t *out,
// |ctx|. On entry, |ctx| must have been setup with |HMAC_Init_ex|.
OPENSSL_EXPORT size_t HMAC_size(const HMAC_CTX *ctx);
// HMAC_CTX_get_md returns |ctx|'s hash function.
OPENSSL_EXPORT const EVP_MD *HMAC_CTX_get_md(const HMAC_CTX *ctx);
// HMAC_CTX_copy_ex sets |dest| equal to |src|. On entry, |dest| must have been
// initialised by calling |HMAC_CTX_init|. It returns one on success and zero
// on error.