diff options
Diffstat (limited to 'ssl/t1_enc.c')
| -rw-r--r-- | ssl/t1_enc.c | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/ssl/t1_enc.c b/ssl/t1_enc.c index 68448b98caca..3c4dec76d753 100644 --- a/ssl/t1_enc.c +++ b/ssl/t1_enc.c @@ -131,6 +131,8 @@ static void tls1_P_hash(const EVP_MD *md, const unsigned char *sec, HMAC_CTX_init(&ctx); HMAC_CTX_init(&ctx_tmp); + HMAC_CTX_set_flags(&ctx, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); + HMAC_CTX_set_flags(&ctx_tmp, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW); HMAC_Init_ex(&ctx,sec,sec_len,md, NULL); HMAC_Init_ex(&ctx_tmp,sec,sec_len,md, NULL); HMAC_Update(&ctx,seed,seed_len); @@ -738,15 +740,35 @@ int tls1_mac(SSL *ssl, unsigned char *md, int send) md_size=EVP_MD_size(hash); buf[0]=rec->type; - buf[1]=TLS1_VERSION_MAJOR; - buf[2]=TLS1_VERSION_MINOR; + if (ssl->version == DTLS1_VERSION && ssl->client_version == DTLS1_BAD_VER) + { + buf[1]=TLS1_VERSION_MAJOR; + buf[2]=TLS1_VERSION_MINOR; + } + else { + buf[1]=(unsigned char)(ssl->version>>8); + buf[2]=(unsigned char)(ssl->version); + } + buf[3]=rec->length>>8; buf[4]=rec->length&0xff; /* I should fix this up TLS TLS TLS TLS TLS XXXXXXXX */ HMAC_CTX_init(&hmac); HMAC_Init_ex(&hmac,mac_sec,EVP_MD_size(hash),hash,NULL); - HMAC_Update(&hmac,seq,8); + + if (ssl->version == DTLS1_VERSION && ssl->client_version != DTLS1_BAD_VER) + { + unsigned char dtlsseq[8],*p=dtlsseq; + + s2n(send?ssl->d1->w_epoch:ssl->d1->r_epoch, p); + memcpy (p,&seq[2],6); + + HMAC_Update(&hmac,dtlsseq,8); + } + else + HMAC_Update(&hmac,seq,8); + HMAC_Update(&hmac,buf,5); HMAC_Update(&hmac,rec->input,rec->length); HMAC_Final(&hmac,md,&md_size); @@ -763,8 +785,8 @@ printf("rec="); {unsigned int z; for (z=0; z<rec->length; z++) printf("%02X ",buf[z]); printf("\n"); } #endif - if ( SSL_version(ssl) != DTLS1_VERSION) - { + if ( SSL_version(ssl) != DTLS1_VERSION) + { for (i=7; i>=0; i--) { ++seq[i]; @@ -832,8 +854,10 @@ int tls1_alert_code(int code) case SSL_AD_INTERNAL_ERROR: return(TLS1_AD_INTERNAL_ERROR); case SSL_AD_USER_CANCELLED: return(TLS1_AD_USER_CANCELLED); case SSL_AD_NO_RENEGOTIATION: return(TLS1_AD_NO_RENEGOTIATION); +#ifdef DTLS1_AD_MISSING_HANDSHAKE_MESSAGE case DTLS1_AD_MISSING_HANDSHAKE_MESSAGE: return (DTLS1_AD_MISSING_HANDSHAKE_MESSAGE); +#endif default: return(-1); } } |