-/* ssl/statem/statem_srvr.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <openssl/x509.h>
-#ifndef OPENSSL_NO_DH
-# include <openssl/dh.h>
-#endif
+#include <openssl/dh.h>
#include <openssl/bn.h>
#include <openssl/md5.h>
if (mt == SSL3_MT_CERTIFICATE) {
st->hand_state = TLS_ST_SR_CERT;
return 1;
- }
+ }
}
break;
len = dtls_raw_hello_verify_request(&buf[DTLS1_HM_HEADER_LENGTH],
s->d1->cookie, s->d1->cookie_len);
- dtls1_set_message_header(s, buf, DTLS1_MT_HELLO_VERIFY_REQUEST, len, 0,
+ dtls1_set_message_header(s, DTLS1_MT_HELLO_VERIFY_REQUEST, len, 0,
len);
len += DTLS1_HM_HEADER_LENGTH;
extensions = *pkt;
}
+ if (SSL_IS_DTLS(s)) {
+ /* Empty cookie was already handled above by returning early. */
+ if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) {
+ if (s->ctx->app_verify_cookie_cb != NULL) {
+ if (s->ctx->app_verify_cookie_cb(s, PACKET_data(&cookie),
+ PACKET_remaining(&cookie)) == 0) {
+ al = SSL_AD_HANDSHAKE_FAILURE;
+ SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO,
+ SSL_R_COOKIE_MISMATCH);
+ goto f_err;
+ /* else cookie verification succeeded */
+ }
+ /* default verification */
+ } else if (!PACKET_equal(&cookie, s->d1->cookie,
+ s->d1->cookie_len)) {
+ al = SSL_AD_HANDSHAKE_FAILURE;
+ SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH);
+ goto f_err;
+ }
+ s->d1->cookie_verified = 1;
+ }
+ if (s->method->version == DTLS_ANY_VERSION) {
+ protverr = ssl_choose_server_version(s);
+ if (protverr != 0) {
+ SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO, protverr);
+ s->version = s->client_version;
+ al = SSL_AD_PROTOCOL_VERSION;
+ goto f_err;
+ }
+ }
+ }
+
s->hit = 0;
/*
}
}
- if (SSL_IS_DTLS(s)) {
- /* Empty cookie was already handled above by returning early. */
- if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) {
- if (s->ctx->app_verify_cookie_cb != NULL) {
- if (s->ctx->app_verify_cookie_cb(s, PACKET_data(&cookie),
- PACKET_remaining(&cookie)) == 0) {
- al = SSL_AD_HANDSHAKE_FAILURE;
- SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO,
- SSL_R_COOKIE_MISMATCH);
- goto f_err;
- /* else cookie verification succeeded */
- }
- /* default verification */
- } else if (!PACKET_equal(&cookie, s->d1->cookie,
- s->d1->cookie_len)) {
- al = SSL_AD_HANDSHAKE_FAILURE;
- SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO, SSL_R_COOKIE_MISMATCH);
- goto f_err;
- }
- s->d1->cookie_verified = 1;
- }
- if (s->method->version == DTLS_ANY_VERSION) {
- protverr = ssl_choose_server_version(s);
- if (protverr != 0) {
- SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO, protverr);
- s->version = s->client_version;
- al = SSL_AD_PROTOCOL_VERSION;
- goto f_err;
- }
- s->session->ssl_version = s->version;
- }
- }
-
if (ssl_bytes_to_cipher_list(s, &cipher_suites, &(ciphers),
is_v2_record, &al) == NULL) {
goto f_err;
SSLerr(SSL_F_TLS_PROCESS_CLIENT_HELLO, SSL_R_NO_COMPRESSION_SPECIFIED);
goto f_err;
}
-
+
/* TLS extensions */
if (s->version >= SSL3_VERSION) {
if (!ssl_parse_clienthello_tlsext(s, &extensions)) {
MSG_PROCESS_RETURN tls_process_client_key_exchange(SSL *s, PACKET *pkt)
{
int al;
- unsigned int i;
unsigned long alg_k;
#ifndef OPENSSL_NO_RSA
RSA *rsa = NULL;
EVP_PKEY *ckey = NULL;
#endif
PACKET enc_premaster;
- unsigned char *data, *rsa_decrypt = NULL;
+ const unsigned char *data;
+ unsigned char *rsa_decrypt = NULL;
alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
if (alg_k & (SSL_kDHE | SSL_kDHEPSK)) {
EVP_PKEY *skey = NULL;
DH *cdh;
+ unsigned int i;
if (!PACKET_get_net_2(pkt, &i)) {
if (alg_k & (SSL_kDHE | SSL_kDHEPSK)) {
EVP_PKEY_free(ckey);
ckey = NULL;
+ EVP_PKEY_free(s->s3->tmp.pkey);
+ s->s3->tmp.pkey = NULL;
} else
#endif
#ifndef OPENSSL_NO_EC
- if (alg_k & (SSL_kECDHE | SSL_kECDHr | SSL_kECDHe | SSL_kECDHEPSK)) {
- EVP_PKEY *skey = NULL;
-
- /* Let's get server private key and group information */
- if (alg_k & (SSL_kECDHr | SSL_kECDHe)) {
- /* use the certificate */
- skey = s->cert->pkeys[SSL_PKEY_ECC].privatekey;
- } else {
- /*
- * use the ephermeral values we saved when generating the
- * ServerKeyExchange msg.
- */
- skey = s->s3->tmp.pkey;
- }
+ if (alg_k & (SSL_kECDHE | SSL_kECDHEPSK)) {
+ EVP_PKEY *skey = s->s3->tmp.pkey;
if (PACKET_remaining(pkt) == 0L) {
/* We don't support ECDH client auth */
SSL_R_MISSING_TMP_ECDH_KEY);
goto f_err;
} else {
+ unsigned int i;
+
/*
* Get client's public key from encoded point in the
* ClientKeyExchange message.
EVP_PKEY_free(ckey);
ckey = NULL;
+ EVP_PKEY_free(s->s3->tmp.pkey);
+ s->s3->tmp.pkey = NULL;
return MSG_PROCESS_CONTINUE_PROCESSING;
} else
#endif
#ifndef OPENSSL_NO_SRP
if (alg_k & SSL_kSRP) {
+ unsigned int i;
+
if (!PACKET_get_net_2(pkt, &i)
|| !PACKET_get_bytes(pkt, &data, i)) {
al = SSL_AD_DECODE_ERROR;
if (alg_k & SSL_kGOST) {
EVP_PKEY_CTX *pkey_ctx;
EVP_PKEY *client_pub_pkey = NULL, *pk = NULL;
- unsigned char premaster_secret[32], *start;
+ unsigned char premaster_secret[32];
+ const unsigned char *start;
size_t outlen = 32, inlen;
unsigned long alg_a;
int Ttag, Tclass;
MSG_PROCESS_RETURN tls_process_cert_verify(SSL *s, PACKET *pkt)
{
EVP_PKEY *pkey = NULL;
- unsigned char *sig, *data;
+ const unsigned char *sig, *data;
+#ifndef OPENSSL_NO_GOST
+ unsigned char *gost_data = NULL;
+#endif
int al, ret = MSG_PROCESS_ERROR;
int type = 0, j;
unsigned int len;
int pktype = EVP_PKEY_id(pkey);
if (pktype == NID_id_GostR3410_2001
|| pktype == NID_id_GostR3410_2012_256
- || pktype == NID_id_GostR3410_2012_512)
- BUF_reverse(data, NULL, len);
+ || pktype == NID_id_GostR3410_2012_512) {
+ if ((gost_data = OPENSSL_malloc(len)) == NULL) {
+ SSLerr(SSL_F_TLS_PROCESS_CERT_VERIFY, ERR_R_MALLOC_FAILURE);
+ al = SSL_AD_INTERNAL_ERROR;
+ goto f_err;
+ }
+ BUF_reverse(gost_data, data, len);
+ data = gost_data;
+ }
}
#endif
BIO_free(s->s3->handshake_buffer);
s->s3->handshake_buffer = NULL;
EVP_MD_CTX_free(mctx);
+#ifndef OPENSSL_NO_GOST
+ OPENSSL_free(gost_data);
+#endif
return ret;
}
int i, al = SSL_AD_INTERNAL_ERROR, ret = MSG_PROCESS_ERROR;
X509 *x = NULL;
unsigned long l, llen;
- const unsigned char *certstart;
- unsigned char *certbytes;
+ const unsigned char *certstart, *certbytes;
STACK_OF(X509) *sk = NULL;
PACKET spkt;
goto err;
}
s->s3->send_connection_binding = 1;
-#ifdef OPENSSL_RI_DEBUG
- fprintf(stderr, "SCSV received by server\n");
-#endif
continue;
}
projects / openssl.git / blobdiff