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Third Party Openssl

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提交 36ca4ba6 编写于 作者: B Bodo Möller
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Implement the Supported Point Formats Extension for ECC ciphersuites 

Submitted by: Douglas Stebila
上级 ed4a1d12
隐藏空白更改
内联 并排
Showing with 416 addition and 21 deletion
CHANGES
浏览文件 @ 36ca4ba6
......@@ -4,6 +4,10 @@
Changes between 0.9.8a and 0.9.9 [xx XXX xxxx]
*) Implement the Supported Point Formats Extension for
ECC ciphersuites from draft-ietf-tls-ecc-12.txt.
[Douglas Stebila]
*) Add initial support for RFC 4279 PSK TLS ciphersuites. Add members
for the psk identity [hint] and the psk callback functions to the
SSL_SESSION, SSL and SSL_CTX structure.
......
ssl/s3_clnt.c
浏览文件 @ 36ca4ba6
......@@ -632,6 +632,11 @@ int ssl3_client_hello(SSL *s)
#endif
*(p++)=0; /* Add the NULL method */
#ifndef OPENSSL_NO_TLSEXT
if (ssl_prepare_clienthello_tlsext(s) <= 0)
{
SSLerr(SSL_F_SSL3_CLIENT_HELLO,SSL_R_CLIENTHELLO_TLSEXT);
goto err;
}
if ((p = ssl_add_clienthello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL)
{
SSLerr(SSL_F_SSL3_CLIENT_HELLO,ERR_R_INTERNAL_ERROR);
......@@ -829,12 +834,12 @@ int ssl3_get_server_hello(SSL *s)
if (!ssl_parse_serverhello_tlsext(s,&p,d,n, &al))
{
/* 'al' set by ssl_parse_serverhello_tlsext */
SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_PARSE_TLS_EXT);
SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_PARSE_TLSEXT);
goto f_err;
}
if (ssl_check_tlsext(s,0) <= 0)
if (ssl_check_serverhello_tlsext(s) <= 0)
{
SSLerr(SSL_F_SSL3_CONNECT,SSL_R_SERVERHELLO_TLS_EXT);
SSLerr(SSL_F_SSL3_CONNECT,SSL_R_SERVERHELLO_TLSEXT);
goto err;
}
}
......
ssl/s3_lib.c
浏览文件 @ 36ca4ba6
......@@ -1754,6 +1754,30 @@ long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg)
}
s->options |= SSL_OP_NO_SSLv2; /* can't use extension w/ SSL 2.0 format */
break;
#ifndef OPENSSL_NO_EC
case SSL_CTRL_SET_TLSEXT_ECPOINTFORMATLIST:
if ((s->tlsext_ecpointformatlist = OPENSSL_malloc(larg)) == NULL)
{
SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE);
return 0;
}
{
int i;
unsigned char *sparg = (unsigned char *) parg;
for (i = 0; i < larg; i++, sparg++)
{
if (TLSEXT_ECPOINTFORMAT_last < *sparg)
{
SSLerr(SSL_F_SSL3_CTRL, SSL_R_SSL3_EXT_INVALID_ECPOINTFORMAT);
return(0);
}
}
}
s->tlsext_ecpointformatlist_length = larg;
memcpy(s->tlsext_ecpointformatlist, parg, larg);
s->options |= SSL_OP_NO_SSLv2; /* can't use extension w/ SSL 2.0 format */
break;
#endif /* OPENSSL_NO_EC */
#endif /* !OPENSSL_NO_TLSEXT */
default:
break;
......
ssl/s3_srvr.c
浏览文件 @ 36ca4ba6
......@@ -941,12 +941,12 @@ int ssl3_get_client_hello(SSL *s)
if (!ssl_parse_clienthello_tlsext(s,&p,d,n, &al))
{
/* 'al' set by ssl_parse_clienthello_tlsext */
SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_PARSE_TLS_EXT);
SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_PARSE_TLSEXT);
goto f_err;
}
}
if (ssl_check_tlsext(s,1) <= 0) {
SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_CLIENTHELLO_TLS_EXT);
if (ssl_check_clienthello_tlsext(s) <= 0) {
SSLerr(SSL_F_SSL3_ACCEPT,SSL_R_CLIENTHELLO_TLSEXT);
goto err;
}
#endif
......@@ -1126,6 +1126,11 @@ int ssl3_send_server_hello(SSL *s)
*(p++)=s->s3->tmp.new_compression->id;
#endif
#ifndef OPENSSL_NO_TLSEXT
if (ssl_prepare_serverhello_tlsext(s) <= 0)
{
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT);
return -1;
}
if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH)) == NULL)
{
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,ERR_R_INTERNAL_ERROR);
......
ssl/ssl.h
浏览文件 @ 36ca4ba6
......@@ -507,6 +507,10 @@ typedef struct ssl_session_st
struct ssl_session_st *prev,*next;
#ifndef OPENSSL_NO_TLSEXT
char *tlsext_hostname;
#ifndef OPENSSL_NO_EC
int tlsext_ecpointformatlist_length;
char * tlsext_ecpointformatlist;
#endif /* OPENSSL_NO_EC */
#endif
} SSL_SESSION;
......@@ -1057,6 +1061,10 @@ struct ssl_st
1 : prepare 2, allow last ack just after in server callback.
2 : don't call servername callback, no ack in server hello
*/
#ifndef OPENSSL_NO_EC
int tlsext_ecpointformatlist_length;
char * tlsext_ecpointformatlist;
#endif /* OPENSSL_NO_EC */
SSL_CTX * initial_ctx; /* initial ctx, used to store sessions */
#define session_ctx initial_ctx
#else
......@@ -1279,6 +1287,7 @@ size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
#define SSL_CTRL_SET_TLSEXT_SERVERNAME_CB 53
#define SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG 54
#define SSL_CTRL_SET_TLSEXT_HOSTNAME 55
#define SSL_CTRL_SET_TLSEXT_ECPOINTFORMATLIST 56
#endif
#define SSL_session_reused(ssl) \
......@@ -1829,7 +1838,10 @@ void ERR_load_SSL_strings(void);
#define SSL_F_SSL_VERIFY_CERT_CHAIN 207
#define SSL_F_SSL_WRITE 208
#define SSL_F_TLS1_CHANGE_CIPHER_STATE 209
#define SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT 274
#define SSL_F_TLS1_ENC 210
#define SSL_F_TLS1_PREPARE_CLIENTHELLO_TLSEXT 275
#define SSL_F_TLS1_PREPARE_SERVERHELLO_TLSEXT 276
#define SSL_F_TLS1_SETUP_KEY_BLOCK 211
#define SSL_F_WRITE_PENDING 212
......@@ -1880,7 +1892,7 @@ void ERR_load_SSL_strings(void);
#define SSL_R_CIPHER_CODE_WRONG_LENGTH 137
#define SSL_R_CIPHER_OR_HASH_UNAVAILABLE 138
#define SSL_R_CIPHER_TABLE_SRC_ERROR 139
#define SSL_R_CLIENTHELLO_TLS_EXT 316
#define SSL_R_CLIENTHELLO_TLSEXT 226
#define SSL_R_COMPRESSED_LENGTH_TOO_LONG 140
#define SSL_R_COMPRESSION_FAILURE 141
#define SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE 307
......@@ -1965,7 +1977,7 @@ void ERR_load_SSL_strings(void);
#define SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED 197
#define SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE 297
#define SSL_R_PACKET_LENGTH_TOO_LONG 198
#define SSL_R_PARSE_TLS_EXT 317
#define SSL_R_PARSE_TLSEXT 227
#define SSL_R_PATH_TOO_LONG 270
#define SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE 199
#define SSL_R_PEER_ERROR 200
......@@ -1992,12 +2004,13 @@ void ERR_load_SSL_strings(void);
#define SSL_R_REUSE_CERT_LENGTH_NOT_ZERO 216
#define SSL_R_REUSE_CERT_TYPE_NOT_ZERO 217
#define SSL_R_REUSE_CIPHER_LIST_NOT_ZERO 218
#define SSL_R_SERVERHELLO_TLS_EXT 318
#define SSL_R_SERVERHELLO_TLSEXT 275
#define SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED 277
#define SSL_R_SHORT_READ 219
#define SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE 220
#define SSL_R_SSL23_DOING_SESSION_ID_REUSE 221
#define SSL_R_SSL2_CONNECTION_ID_TOO_LONG 299
#define SSL_R_SSL3_EXT_INVALID_ECPOINTFORMAT 321
#define SSL_R_SSL3_EXT_INVALID_SERVERNAME 319
#define SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE 320
#define SSL_R_SSL3_SESSION_ID_TOO_LONG 300
......@@ -2039,6 +2052,7 @@ void ERR_load_SSL_strings(void);
#define SSL_R_TLSV1_UNRECOGNIZED_NAME 1112
#define SSL_R_TLSV1_UNSUPPORTED_EXTENSION 1110
#define SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER 232
#define SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST 157
#define SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST 233
#define SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG 234
#define SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER 235
......
ssl/ssl_asn1.c
浏览文件 @ 36ca4ba6
......@@ -106,6 +106,9 @@ typedef struct ssl_session_asn1_st
ASN1_INTEGER verify_result;
#ifndef OPENSSL_NO_TLSEXT
ASN1_OCTET_STRING tlsext_hostname;
#ifndef OPENSSL_NO_EC
ASN1_OCTET_STRING tlsext_ecpointformatlist;
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
#ifndef OPENSSL_NO_PSK
ASN1_OCTET_STRING psk_identity_hint;
......@@ -116,7 +119,7 @@ typedef struct ssl_session_asn1_st
int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
{
#define LSIZE2 (sizeof(long)*2)
int v1=0,v2=0,v3=0,v4=0,v5=0,v6=0,v7=0,v8=0;
int v1=0,v2=0,v3=0,v4=0,v5=0,v6=0,v7=0,v8=0,v9=0;
unsigned char buf[4],ibuf1[LSIZE2],ibuf2[LSIZE2];
unsigned char ibuf3[LSIZE2],ibuf4[LSIZE2],ibuf5[LSIZE2];
long l;
......@@ -218,6 +221,20 @@ int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
a.tlsext_hostname.type=V_ASN1_OCTET_STRING;
a.tlsext_hostname.data=(unsigned char *)in->tlsext_hostname;
}
#ifndef OPENSSL_NO_EC
if (in->tlsext_ecpointformatlist)
{
a.tlsext_ecpointformatlist.length=1+in->tlsext_ecpointformatlist_length;
a.tlsext_ecpointformatlist.type=V_ASN1_OCTET_STRING;
if ((a.tlsext_ecpointformatlist.data = OPENSSL_malloc(1+in->tlsext_ecpointformatlist_length)) == NULL)
{
SSLerr(SSL_F_I2D_SSL_SESSION,ERR_R_MALLOC_FAILURE);
return(0);
}
*a.tlsext_ecpointformatlist.data = (unsigned char) in->tlsext_ecpointformatlist_length;
memcpy(a.tlsext_ecpointformatlist.data+1, in->tlsext_ecpointformatlist, in->tlsext_ecpointformatlist_length);
}
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
#ifndef OPENSSL_NO_PSK
if (in->psk_identity_hint)
......@@ -258,12 +275,16 @@ int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
#ifndef OPENSSL_NO_TLSEXT
if (in->tlsext_hostname)
M_ASN1_I2D_len_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6);
#ifndef OPENSSL_NO_EC
if (in->tlsext_ecpointformatlist)
M_ASN1_I2D_len_EXP_opt(&(a.tlsext_ecpointformatlist), i2d_ASN1_OCTET_STRING,7,v7);
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
#ifndef OPENSSL_NO_PSK
if (in->psk_identity_hint)
M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,6,v7);
M_ASN1_I2D_len_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,8,v8);
if (in->psk_identity)
M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,7,v8);
M_ASN1_I2D_len_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,9,v9);
#endif /* OPENSSL_NO_PSK */
M_ASN1_I2D_seq_total();
......@@ -292,14 +313,23 @@ int i2d_SSL_SESSION(SSL_SESSION *in, unsigned char **pp)
#ifndef OPENSSL_NO_TLSEXT
if (in->tlsext_hostname)
M_ASN1_I2D_put_EXP_opt(&(a.tlsext_hostname), i2d_ASN1_OCTET_STRING,6,v6);
#ifndef OPENSSL_NO_EC
if (in->tlsext_ecpointformatlist)
M_ASN1_I2D_put_EXP_opt(&(a.tlsext_ecpointformatlist), i2d_ASN1_OCTET_STRING,7,v7);
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
#ifndef OPENSSL_NO_PSK
if (in->psk_identity_hint)
M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,6,v6);
M_ASN1_I2D_put_EXP_opt(&(a.psk_identity_hint), i2d_ASN1_OCTET_STRING,8,v8);
if (in->psk_identity)
M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,7,v7);
M_ASN1_I2D_put_EXP_opt(&(a.psk_identity), i2d_ASN1_OCTET_STRING,9,v9);
#endif /* OPENSSL_NO_PSK */
M_ASN1_I2D_finish();
#ifndef OPENSSL_NO_TLSEXT
#ifndef OPENSSL_NO_EC
OPENSSL_free(a.tlsext_ecpointformatlist.data);
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
}
SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
......@@ -484,12 +514,38 @@ SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
else
ret->tlsext_hostname=NULL;
#ifndef OPENSSL_NO_EC
os.length=0;
os.data=NULL;
M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7);
if (os.data)
{
if ((ret->tlsext_ecpointformatlist = OPENSSL_malloc(os.length - 1)) == NULL)
{
SSLerr(SSL_F_D2I_SSL_SESSION,ERR_R_MALLOC_FAILURE);
}
else
{
ret->tlsext_ecpointformatlist_length = os.length - 1;
memcpy(ret->tlsext_ecpointformatlist, (unsigned char *) os.data + 1, os.length - 1);
}
OPENSSL_free(os.data);
os.data = NULL;
os.length = 0;
}
else
{
ret->tlsext_ecpointformatlist=NULL;
ret->tlsext_ecpointformatlist_length=0;
}
#endif /* OPENSSL_NO_EC */
#endif /* OPENSSL_NO_TLSEXT */
#ifndef OPENSSL_NO_PSK
os.length=0;
os.data=NULL;
M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,6);
M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,8);
if (os.data)
{
ret->psk_identity_hint = BUF_strndup(os.data, os.length);
......@@ -502,7 +558,7 @@ SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a, const unsigned char **pp,
os.length=0;
os.data=NULL;
M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,7);
M_ASN1_D2I_get_EXP_opt(osp,d2i_ASN1_OCTET_STRING,9);
if (os.data)
{
ret->psk_identity = BUF_strndup(os.data, os.length);
......
ssl/ssl_err.c
浏览文件 @ 36ca4ba6
......@@ -241,7 +241,10 @@ static ERR_STRING_DATA SSL_str_functs[]=
{ERR_FUNC(SSL_F_SSL_VERIFY_CERT_CHAIN), "SSL_VERIFY_CERT_CHAIN"},
{ERR_FUNC(SSL_F_SSL_WRITE), "SSL_write"},
{ERR_FUNC(SSL_F_TLS1_CHANGE_CIPHER_STATE), "TLS1_CHANGE_CIPHER_STATE"},
{ERR_FUNC(SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT), "TLS1_CHECK_SERVERHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_TLS1_ENC), "TLS1_ENC"},
{ERR_FUNC(SSL_F_TLS1_PREPARE_CLIENTHELLO_TLSEXT), "TLS1_PREPARE_CLIENTHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_TLS1_PREPARE_SERVERHELLO_TLSEXT), "TLS1_PREPARE_SERVERHELLO_TLSEXT"},
{ERR_FUNC(SSL_F_TLS1_SETUP_KEY_BLOCK), "TLS1_SETUP_KEY_BLOCK"},
{ERR_FUNC(SSL_F_WRITE_PENDING), "WRITE_PENDING"},
{0,NULL}
......@@ -295,7 +298,7 @@ static ERR_STRING_DATA SSL_str_reasons[]=
{ERR_REASON(SSL_R_CIPHER_CODE_WRONG_LENGTH),"cipher code wrong length"},
{ERR_REASON(SSL_R_CIPHER_OR_HASH_UNAVAILABLE),"cipher or hash unavailable"},
{ERR_REASON(SSL_R_CIPHER_TABLE_SRC_ERROR),"cipher table src error"},
{ERR_REASON(SSL_R_CLIENTHELLO_TLS_EXT) ,"clienthello tls ext"},
{ERR_REASON(SSL_R_CLIENTHELLO_TLSEXT) ,"clienthello tlsext"},
{ERR_REASON(SSL_R_COMPRESSED_LENGTH_TOO_LONG),"compressed length too long"},
{ERR_REASON(SSL_R_COMPRESSION_FAILURE) ,"compression failure"},
{ERR_REASON(SSL_R_COMPRESSION_ID_NOT_WITHIN_PRIVATE_RANGE),"compression id not within private range"},
......@@ -380,7 +383,7 @@ static ERR_STRING_DATA SSL_str_reasons[]=
{ERR_REASON(SSL_R_OLD_SESSION_CIPHER_NOT_RETURNED),"old session cipher not returned"},
{ERR_REASON(SSL_R_ONLY_TLS_ALLOWED_IN_FIPS_MODE),"only tls allowed in fips mode"},
{ERR_REASON(SSL_R_PACKET_LENGTH_TOO_LONG),"packet length too long"},
{ERR_REASON(SSL_R_PARSE_TLS_EXT) ,"parse tls ext"},
{ERR_REASON(SSL_R_PARSE_TLSEXT) ,"parse tlsext"},
{ERR_REASON(SSL_R_PATH_TOO_LONG) ,"path too long"},
{ERR_REASON(SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE),"peer did not return a certificate"},
{ERR_REASON(SSL_R_PEER_ERROR) ,"peer error"},
......@@ -407,12 +410,13 @@ static ERR_STRING_DATA SSL_str_reasons[]=
{ERR_REASON(SSL_R_REUSE_CERT_LENGTH_NOT_ZERO),"reuse cert length not zero"},
{ERR_REASON(SSL_R_REUSE_CERT_TYPE_NOT_ZERO),"reuse cert type not zero"},
{ERR_REASON(SSL_R_REUSE_CIPHER_LIST_NOT_ZERO),"reuse cipher list not zero"},
{ERR_REASON(SSL_R_SERVERHELLO_TLS_EXT) ,"serverhello tls ext"},
{ERR_REASON(SSL_R_SERVERHELLO_TLSEXT) ,"serverhello tlsext"},
{ERR_REASON(SSL_R_SESSION_ID_CONTEXT_UNINITIALIZED),"session id context uninitialized"},
{ERR_REASON(SSL_R_SHORT_READ) ,"short read"},
{ERR_REASON(SSL_R_SIGNATURE_FOR_NON_SIGNING_CERTIFICATE),"signature for non signing certificate"},
{ERR_REASON(SSL_R_SSL23_DOING_SESSION_ID_REUSE),"ssl23 doing session id reuse"},
{ERR_REASON(SSL_R_SSL2_CONNECTION_ID_TOO_LONG),"ssl2 connection id too long"},
{ERR_REASON(SSL_R_SSL3_EXT_INVALID_ECPOINTFORMAT),"ssl3 ext invalid ecpointformat"},
{ERR_REASON(SSL_R_SSL3_EXT_INVALID_SERVERNAME),"ssl3 ext invalid servername"},
{ERR_REASON(SSL_R_SSL3_EXT_INVALID_SERVERNAME_TYPE),"ssl3 ext invalid servername type"},
{ERR_REASON(SSL_R_SSL3_SESSION_ID_TOO_LONG),"ssl3 session id too long"},
......@@ -454,6 +458,7 @@ static ERR_STRING_DATA SSL_str_reasons[]=
{ERR_REASON(SSL_R_TLSV1_UNRECOGNIZED_NAME),"tlsv1 unrecognized name"},
{ERR_REASON(SSL_R_TLSV1_UNSUPPORTED_EXTENSION),"tlsv1 unsupported extension"},
{ERR_REASON(SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER),"tls client cert req with anon cipher"},
{ERR_REASON(SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST),"tls invalid ecpointformat list"},
{ERR_REASON(SSL_R_TLS_PEER_DID_NOT_RESPOND_WITH_CERTIFICATE_LIST),"tls peer did not respond with certificate list"},
{ERR_REASON(SSL_R_TLS_RSA_ENCRYPTED_VALUE_LENGTH_IS_WRONG),"tls rsa encrypted value length is wrong"},
{ERR_REASON(SSL_R_TRIED_TO_USE_UNSUPPORTED_CIPHER),"tried to use unsupported cipher"},
......
ssl/ssl_locl.h
浏览文件 @ 36ca4ba6
......@@ -975,6 +975,9 @@ unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *p, unsigned cha
unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *p, unsigned char *limit);
int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **data, unsigned char *d, int n, int *al);
int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **data, unsigned char *d, int n, int *al);
int ssl_check_tlsext(SSL *s, int is_server);
int ssl_prepare_clienthello_tlsext(SSL *s);
int ssl_prepare_serverhello_tlsext(SSL *s);
int ssl_check_clienthello_tlsext(SSL *s);
int ssl_check_serverhello_tlsext(SSL *s);
#endif
#endif
ssl/ssl_sess.c
浏览文件 @ 36ca4ba6
......@@ -203,6 +203,10 @@ SSL_SESSION *SSL_SESSION_new(void)
ss->compress_meth=0;
#ifndef OPENSSL_NO_TLSEXT
ss->tlsext_hostname = NULL;
#ifndef OPENSSL_NO_EC
ss->tlsext_ecpointformatlist_length = 0;
ss->tlsext_ecpointformatlist = NULL;
#endif
#endif
CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_SESSION, ss, &ss->ex_data);
#ifndef OPENSSL_NO_PSK
......@@ -352,6 +356,19 @@ int ssl_get_new_session(SSL *s, int session)
return 0;
}
}
#ifndef OPENSSL_NO_EC
if (s->tlsext_ecpointformatlist)
{
if ((ss->tlsext_ecpointformatlist = OPENSSL_malloc(s->tlsext_ecpointformatlist_length)) == NULL)
{
SSLerr(SSL_F_SSL_GET_NEW_SESSION, ERR_R_MALLOC_FAILURE);
SSL_SESSION_free(ss);
return 0;
}
ss->tlsext_ecpointformatlist_length = s->tlsext_ecpointformatlist_length;
memcpy(ss->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist_length);
}
#endif
#endif
}
else
......@@ -644,6 +661,10 @@ void SSL_SESSION_free(SSL_SESSION *ss)
if (ss->ciphers != NULL) sk_SSL_CIPHER_free(ss->ciphers);
#ifndef OPENSSL_NO_TLSEXT
if (ss->tlsext_hostname != NULL) OPENSSL_free(ss->tlsext_hostname);
#ifndef OPENSSL_NO_EC
ss->tlsext_ecpointformatlist_length = 0;
if (ss->tlsext_ecpointformatlist != NULL) OPENSSL_free(ss->tlsext_ecpointformatlist);
#endif /* OPENSSL_NO_EC */
#endif
#ifndef OPENSSL_NO_PSK
if (ss->psk_identity_hint != NULL)
......
ssl/t1_lib.c
浏览文件 @ 36ca4ba6
......@@ -181,6 +181,22 @@ unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *p, unsigned cha
memcpy(ret, s->tlsext_hostname, size_str);
ret+=size_str;
}
#ifndef OPENSSL_NO_EC
if (s->tlsext_ecpointformatlist != NULL)
{
/* Add TLS extension ECPointFormats to the ClientHello message */
long lenmax;
if ((lenmax = limit - p - 5) < 0) return NULL;
if (s->tlsext_ecpointformatlist_length > (unsigned long)lenmax) return NULL;
s2n(TLSEXT_TYPE_ec_point_formats,ret);
s2n(s->tlsext_ecpointformatlist_length + 1,ret);
*(ret++) = (unsigned char) s->tlsext_ecpointformatlist_length;
memcpy(ret, s->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist_length);
ret+=s->tlsext_ecpointformatlist_length;
}
#endif /* OPENSSL_NO_EC */
if ((extdatalen = ret-p-2)== 0)
return p;
......@@ -204,6 +220,22 @@ unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *p, unsigned cha
s2n(TLSEXT_TYPE_server_name,ret);
s2n(0,ret);
}
#ifndef OPENSSL_NO_EC
if (s->tlsext_ecpointformatlist != NULL)
{
/* Add TLS extension ECPointFormats to the ServerHello message */
long lenmax;
if ((lenmax = limit - p - 5) < 0) return NULL;
if (s->tlsext_ecpointformatlist_length > (unsigned long)lenmax) return NULL;
s2n(TLSEXT_TYPE_ec_point_formats,ret);
s2n(s->tlsext_ecpointformatlist_length + 1,ret);
*(ret++) = (unsigned char) s->tlsext_ecpointformatlist_length;
memcpy(ret, s->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist_length);
ret+=s->tlsext_ecpointformatlist_length;
}
#endif /* OPENSSL_NO_EC */
if ((extdatalen = ret-p-2)== 0)
return p;
......@@ -314,8 +346,37 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
}
}
#ifndef OPENSSL_NO_EC
else if (type == TLSEXT_TYPE_ec_point_formats)
{
unsigned char *sdata = data;
int ecpointformatlist_length = *(sdata++);
int i;
if (ecpointformatlist_length != size - 1)
{
*al = TLS1_AD_DECODE_ERROR;
return 0;
}
s->session->tlsext_ecpointformatlist_length = 0;
if ((s->session->tlsext_ecpointformatlist = OPENSSL_malloc(ecpointformatlist_length)) == NULL)
{
*al = TLS1_AD_INTERNAL_ERROR;
return 0;
}
s->session->tlsext_ecpointformatlist_length = ecpointformatlist_length;
memcpy(s->session->tlsext_ecpointformatlist, sdata, ecpointformatlist_length);
#if 0
fprintf(stderr,"ssl_parse_clienthello_tlsext s->session->tlsext_ecpointformatlist (length=%i) ", s->session->tlsext_ecpointformatlist_length);
sdata = s->session->tlsext_ecpointformatlist;
for (i = 0; i < s->session->tlsext_ecpointformatlist_length; i++)
fprintf(stderr,"%i ",*(sdata++));
fprintf(stderr,"\n");
#endif
}
data+=size;
}
#endif /* OPENSSL_NO_EC */
*p = data;
return 1;
......@@ -329,6 +390,9 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
unsigned char *data = *p;
int tlsext_servername = 0;
#ifndef OPENSSL_NO_EC
int tlsext_ecpointformats = 0;
#endif /* OPENSSL_NO_EC */
if (data >= (d+n-2))
return 1;
......@@ -353,8 +417,38 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
tlsext_servername = 1;
}
#ifndef OPENSSL_NO_EC
else if (type == TLSEXT_TYPE_ec_point_formats)
{
unsigned char *sdata = data;
int ecpointformatlist_length = *(sdata++);
int i;
if (ecpointformatlist_length != size - 1)
{
*al = TLS1_AD_DECODE_ERROR;
return 0;
}
s->session->tlsext_ecpointformatlist_length = 0;
if ((s->session->tlsext_ecpointformatlist = OPENSSL_malloc(ecpointformatlist_length)) == NULL)
{
*al = TLS1_AD_INTERNAL_ERROR;
return 0;
}
s->session->tlsext_ecpointformatlist_length = ecpointformatlist_length;
memcpy(s->session->tlsext_ecpointformatlist, sdata, ecpointformatlist_length);
#if 0
fprintf(stderr,"ssl_parse_serverhello_tlsext s->session->tlsext_ecpointformatlist ");
sdata = s->session->tlsext_ecpointformatlist;
for (i = 0; i < s->session->tlsext_ecpointformatlist_length; i++)
fprintf(stderr,"%i ",*(sdata++));
fprintf(stderr,"\n");
#endif
}
data+=size;
}
#endif /* OPENSSL_NO_EC */
if (data != d+n)
{
......@@ -383,16 +477,168 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, in
}
}
#ifndef OPENSSL_NO_EC
if (!s->hit && tlsext_ecpointformats == 1)
{
if (s->tlsext_ecpointformatlist)
{
if (s->session->tlsext_ecpointformatlist == NULL)
{
s->session->tlsext_ecpointformatlist_length = s->tlsext_ecpointformatlist_length;
if ((s->session->tlsext_ecpointformatlist = OPENSSL_malloc(s->tlsext_ecpointformatlist_length)) == NULL)
{
*al = TLS1_AD_INTERNAL_ERROR;
return 0;
}
memcpy(s->session->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist, s->tlsext_ecpointformatlist_length);
}
else
{
*al = SSL_AD_DECODE_ERROR;
return 0;
}
}
}
#endif /* OPENSSL_NO_EC */
*p = data;
return 1;
}
int ssl_check_tlsext(SSL *s, int is_server)
int ssl_prepare_clienthello_tlsext(SSL *s)
{
#ifndef OPENSSL_NO_EC
/* If we are client and using an elliptic curve cryptography cipher suite, send the point formats we
* support (namely, only uncompressed points).
*/
int using_ecc = 0;
int i;
int algs;
STACK_OF(SSL_CIPHER) *cipher_stack = SSL_get_ciphers(s);
for (i = 0; i < sk_SSL_CIPHER_num(cipher_stack); i++)
{
algs = (sk_SSL_CIPHER_value(cipher_stack, i))->algorithms;
if ((algs & SSL_kECDH) || (algs & SSL_kECDHE) || (algs & SSL_aECDSA))
{
using_ecc = 1;
break;
}
}
using_ecc = using_ecc && (s->version == TLS1_VERSION);
if (using_ecc)
{
if ((s->tlsext_ecpointformatlist = OPENSSL_malloc(1)) == NULL)
{
SSLerr(SSL_F_TLS1_PREPARE_CLIENTHELLO_TLSEXT,ERR_R_MALLOC_FAILURE);
return -1;
}
s->tlsext_ecpointformatlist_length = 1;
*s->tlsext_ecpointformatlist = TLSEXT_ECPOINTFORMAT_uncompressed;
}
#endif /* OPENSSL_NO_EC */
return 1;
}
int ssl_prepare_serverhello_tlsext(SSL *s)
{
#ifndef OPENSSL_NO_EC
/* If we are server and using an ECC cipher suite, send the point formats we support (namely, only
* uncompressed points) if the client sent us an ECPointsFormat extension.
*/
int i;
int algs = s->s3->tmp.new_cipher->algorithms;
int using_ecc = (algs & SSL_kECDH) || (algs & SSL_kECDHE) || (algs & SSL_aECDSA);
using_ecc = using_ecc && (s->session->tlsext_ecpointformatlist != NULL);
if (using_ecc)
{
if ((s->tlsext_ecpointformatlist = OPENSSL_malloc(1)) == NULL)
{
SSLerr(SSL_F_TLS1_PREPARE_SERVERHELLO_TLSEXT,ERR_R_MALLOC_FAILURE);
return -1;
}
s->tlsext_ecpointformatlist_length = 1;
*s->tlsext_ecpointformatlist = TLSEXT_ECPOINTFORMAT_uncompressed;
}
#endif /* OPENSSL_NO_EC */
return 1;
}
int ssl_check_clienthello_tlsext(SSL *s)
{
int ret=SSL_TLSEXT_ERR_NOACK;
int al = SSL_AD_UNRECOGNIZED_NAME;
#ifndef OPENSSL_NO_EC
/* If we are server and using an elliptic curve cyrptography cipher suite, then we don't
* need to check EC point formats since all clients must support uncompressed and it's the
* only thing we support; we just need to copy the data in. We probably ought to check it
* for validity, but we never use it.
*/
#endif
if (s->ctx != NULL && s->ctx->tlsext_servername_callback != 0)
ret = s->ctx->tlsext_servername_callback(s, &al, s->ctx->tlsext_servername_arg);
else if (s->initial_ctx != NULL && s->initial_ctx->tlsext_servername_callback != 0)
ret = s->initial_ctx->tlsext_servername_callback(s, &al, s->initial_ctx->tlsext_servername_arg);
switch (ret) {
case SSL_TLSEXT_ERR_ALERT_FATAL:
ssl3_send_alert(s,SSL3_AL_FATAL,al);
return -1;
case SSL_TLSEXT_ERR_ALERT_WARNING:
ssl3_send_alert(s,SSL3_AL_WARNING,al);
return 1;
case SSL_TLSEXT_ERR_NOACK:
s->servername_done=0;
default:
return 1;
}
}
int ssl_check_serverhello_tlsext(SSL *s)
{
int ret=SSL_TLSEXT_ERR_NOACK;
int al = SSL_AD_UNRECOGNIZED_NAME;
#ifndef OPENSSL_NO_EC
/* If we are client and using an elliptic curve cryptography cipher suite, then server
* must return a an EC point formats lists containing uncompressed.
*/
int algs = s->s3->tmp.new_cipher->algorithms;
if ((s->tlsext_ecpointformatlist != NULL) && (s->tlsext_ecpointformatlist_length > 0) &&
((algs & SSL_kECDH) || (algs & SSL_kECDHE) || (algs & SSL_aECDSA)))
{
/* we are using an ECC cipher */
int i;
unsigned char *list;
int found_uncompressed = 0;
if ((s->session->tlsext_ecpointformatlist == NULL) || (s->session->tlsext_ecpointformatlist_length <= 0))
{
SSLerr(SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT,SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST);
return -1;
}
list = s->session->tlsext_ecpointformatlist;
for (i = 0; i < s->session->tlsext_ecpointformatlist_length; i++)
{
if (*(list++) == TLSEXT_ECPOINTFORMAT_uncompressed)
{
found_uncompressed = 1;
break;
}
}
if (!found_uncompressed)
{
SSLerr(SSL_F_TLS1_CHECK_SERVERHELLO_TLSEXT,SSL_R_TLS_INVALID_ECPOINTFORMAT_LIST);
return -1;
}
}
ret = SSL_TLSEXT_ERR_OK;
#endif /* OPENSSL_NO_EC */
if (s->ctx != NULL && s->ctx->tlsext_servername_callback != 0)
ret = s->ctx->tlsext_servername_callback(s, &al, s->ctx->tlsext_servername_arg);
else if (s->initial_ctx != NULL && s->initial_ctx->tlsext_servername_callback != 0)
......
ssl/tls1.h
浏览文件 @ 36ca4ba6
......@@ -190,10 +190,18 @@ extern "C" {
#define TLSEXT_TYPE_trusted_ca_keys 3
#define TLSEXT_TYPE_truncated_hmac 4
#define TLSEXT_TYPE_status_request 5
#define TLSEXT_TYPE_elliptic_curves 10
#define TLSEXT_TYPE_ec_point_formats 11
/* NameType value from RFC 3546 */
#define TLSEXT_NAMETYPE_host_name 0
/* ECPointFormat values from draft-ietf-tls-ecc-12 */
#define TLSEXT_ECPOINTFORMAT_first 0
#define TLSEXT_ECPOINTFORMAT_uncompressed 0
#define TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime 1
#define TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2 2
#define TLSEXT_ECPOINTFORMAT_last 2
#ifndef OPENSSL_NO_TLSEXT
......@@ -216,6 +224,10 @@ SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TLSEXT_SERVERNAME_CB,(void (*)(void))cb)
#define SSL_CTX_set_tlsext_servername_arg(ctx, arg) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TLSEXT_SERVERNAME_ARG,0, (void *)arg)
#ifndef OPENSSL_NO_EC
#define SSL_set_tlsext_ecpointformat(s,length,list) \
SSL_ctrl(s,SSL_CTRL_SET_TLSEXT_ECPOINTFORMATLIST,length,(unsigned char *)list)
#endif /* OPENSSL_NO_EC */
#endif
/* PSK ciphersuites from 4279 */
......
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