diff options
| author | Richard Levitte <levitte@openssl.org> | 2015-11-27 14:02:12 +0100 |
|---|---|---|
| committer | Richard Levitte <levitte@openssl.org> | 2015-12-07 17:39:23 +0100 |
| commit | 6e59a892db781658c050e5217127c4147c116ac9 (patch) | |
| tree | eec9e79e1c71f9c2897f49b29084bf42a66e96db /ssl/s3_cbc.c | |
| parent | 9b6c00707eae2cbce79479f4b1a5dc11019abca0 (diff) | |
Adjust all accesses to EVP_MD_CTX to use accessor functions.
Reviewed-by: Rich Salz <rsalz@openssl.org>
Diffstat (limited to 'ssl/s3_cbc.c')
| -rw-r--r-- | ssl/s3_cbc.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/ssl/s3_cbc.c b/ssl/s3_cbc.c index 177f6d736f..1e46c6692e 100644 --- a/ssl/s3_cbc.c +++ b/ssl/s3_cbc.c @@ -201,7 +201,7 @@ int ssl3_cbc_digest_record(const EVP_MD_CTX *ctx, unsigned char first_block[MAX_HASH_BLOCK_SIZE]; unsigned char mac_out[EVP_MAX_MD_SIZE]; unsigned i, j, md_out_size_u; - EVP_MD_CTX md_ctx; + EVP_MD_CTX *md_ctx = NULL; /* * mdLengthSize is the number of bytes in the length field that * terminates * the hash. @@ -497,34 +497,36 @@ int ssl3_cbc_digest_record(const EVP_MD_CTX *ctx, mac_out[j] |= block[j] & is_block_b; } - EVP_MD_CTX_init(&md_ctx); - if (EVP_DigestInit_ex(&md_ctx, ctx->digest, NULL /* engine */ ) <= 0) + md_ctx = EVP_MD_CTX_create(); + if (md_ctx == NULL) + goto err; + if (EVP_DigestInit_ex(md_ctx, EVP_MD_CTX_md(ctx), NULL /* engine */ ) <= 0) goto err; if (is_sslv3) { /* We repurpose |hmac_pad| to contain the SSLv3 pad2 block. */ memset(hmac_pad, 0x5c, sslv3_pad_length); - if (EVP_DigestUpdate(&md_ctx, mac_secret, mac_secret_length) <= 0 - || EVP_DigestUpdate(&md_ctx, hmac_pad, sslv3_pad_length) <= 0 - || EVP_DigestUpdate(&md_ctx, mac_out, md_size) <= 0) + if (EVP_DigestUpdate(md_ctx, mac_secret, mac_secret_length) <= 0 + || EVP_DigestUpdate(md_ctx, hmac_pad, sslv3_pad_length) <= 0 + || EVP_DigestUpdate(md_ctx, mac_out, md_size) <= 0) goto err; } else { /* Complete the HMAC in the standard manner. */ for (i = 0; i < md_block_size; i++) hmac_pad[i] ^= 0x6a; - if (EVP_DigestUpdate(&md_ctx, hmac_pad, md_block_size) <= 0 - || EVP_DigestUpdate(&md_ctx, mac_out, md_size) <= 0) + if (EVP_DigestUpdate(md_ctx, hmac_pad, md_block_size) <= 0 + || EVP_DigestUpdate(md_ctx, mac_out, md_size) <= 0) goto err; } - ret = EVP_DigestFinal(&md_ctx, md_out, &md_out_size_u); + ret = EVP_DigestFinal(md_ctx, md_out, &md_out_size_u); if (ret && md_out_size) *md_out_size = md_out_size_u; - EVP_MD_CTX_cleanup(&md_ctx); + EVP_MD_CTX_destroy(md_ctx); return 1; err: - EVP_MD_CTX_cleanup(&md_ctx); + EVP_MD_CTX_destroy(md_ctx); return 0; } |