* point to the resulting session.
*
* Returns:
+ * -2: fatal error, malloc failure.
* -1: fatal error, either from parsing or decrypting the ticket.
* 2: the ticket couldn't be decrypted.
* 3: a ticket was successfully decrypted and *psess was set.
const unsigned char *p;
int slen, mlen, renew_ticket = 0;
unsigned char tick_hmac[EVP_MAX_MD_SIZE];
- HMAC_CTX hctx = HMAC_CTX_EMPTY;
+ HMAC_CTX *hctx = NULL;
EVP_CIPHER_CTX ctx;
SSL_CTX *tctx = s->initial_ctx;
/* Need at least keyname + iv + some encrypted data */
if (eticklen < 48)
return 2;
/* Initialize session ticket encryption and HMAC contexts */
- HMAC_CTX_init(&hctx);
+ hctx = HMAC_CTX_new();
+ if (hctx == NULL)
+ return -2;
EVP_CIPHER_CTX_init(&ctx);
if (tctx->tlsext_ticket_key_cb) {
unsigned char *nctick = (unsigned char *)etick;
int rv = tctx->tlsext_ticket_key_cb(s, nctick, nctick + 16,
- &ctx, &hctx, 0);
+ &ctx, hctx, 0);
if (rv < 0)
return -1;
if (rv == 0)
/* Check key name matches */
if (memcmp(etick, tctx->tlsext_tick_key_name, 16))
return 2;
- if (HMAC_Init_ex(&hctx, tctx->tlsext_tick_hmac_key, 16,
+ if (HMAC_Init_ex(hctx, tctx->tlsext_tick_hmac_key, 16,
EVP_sha256(), NULL) <= 0
|| EVP_DecryptInit_ex(&ctx, EVP_aes_128_cbc(), NULL,
tctx->tlsext_tick_aes_key,
* Attempt to process session ticket, first conduct sanity and integrity
* checks on ticket.
*/
- mlen = HMAC_size(&hctx);
+ mlen = HMAC_size(hctx);
if (mlen < 0) {
goto err;
}
eticklen -= mlen;
/* Check HMAC of encrypted ticket */
- if (HMAC_Update(&hctx, etick, eticklen) <= 0
- || HMAC_Final(&hctx, tick_hmac, NULL) <= 0) {
+ if (HMAC_Update(hctx, etick, eticklen) <= 0
+ || HMAC_Final(hctx, tick_hmac, NULL) <= 0) {
goto err;
}
- HMAC_CTX_cleanup(&hctx);
+ HMAC_CTX_free(hctx);
if (CRYPTO_memcmp(tick_hmac, etick + eticklen, mlen)) {
EVP_CIPHER_CTX_cleanup(&ctx);
return 2;
return 2;
err:
EVP_CIPHER_CTX_cleanup(&ctx);
- HMAC_CTX_cleanup(&hctx);
+ HMAC_CTX_free(hctx);
return -1;
}