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Third Party Openssl
提交 b186a592 编写于 作者: M Matt Caswell
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Fail if we receive a response to an extension that we didn't request 

We already did this on an ad-hoc per extension basis (for some extensions).
This centralises it and makes sure we do it for all extensions.
Reviewed-by: NRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3418)
上级 7a94f5b0
展开全部 隐藏空白更改
内联 并排
Showing with 449 addition and 356 deletion
ssl/ssl_locl.h
浏览文件 @ b186a592
...@@ -686,6 +686,38 @@ typedef struct { ...@@ -686,6 +686,38 @@ typedef struct {
RAW_EXTENSION *pre_proc_exts; RAW_EXTENSION *pre_proc_exts;
} CLIENTHELLO_MSG; } CLIENTHELLO_MSG;
/*
* Extension index values NOTE: Any updates to these defines should be mirrored
* with equivalent updates to ext_defs in extensions.c
*/
typedef enum tlsext_index_en {
TLSEXT_IDX_renegotiate,
TLSEXT_IDX_server_name,
TLSEXT_IDX_srp,
TLSEXT_IDX_ec_point_formats,
TLSEXT_IDX_supported_groups,
TLSEXT_IDX_session_ticket,
TLSEXT_IDX_signature_algorithms,
TLSEXT_IDX_status_request,
TLSEXT_IDX_next_proto_neg,
TLSEXT_IDX_application_layer_protocol_negotiation,
TLSEXT_IDX_use_srtp,
TLSEXT_IDX_encrypt_then_mac,
TLSEXT_IDX_signed_certificate_timestamp,
TLSEXT_IDX_extended_master_secret,
TLSEXT_IDX_supported_versions,
TLSEXT_IDX_psk_kex_modes,
TLSEXT_IDX_key_share,
TLSEXT_IDX_cookie,
TLSEXT_IDX_cryptopro_bug,
TLSEXT_IDX_early_data,
TLSEXT_IDX_certificate_authorities,
TLSEXT_IDX_padding,
TLSEXT_IDX_psk,
/* Dummy index - must always be the last entry */
TLSEXT_IDX_num_builtins
} TLSEXT_INDEX;
DEFINE_LHASH_OF(SSL_SESSION); DEFINE_LHASH_OF(SSL_SESSION);
/* Needed in ssl_cert.c */ /* Needed in ssl_cert.c */
DEFINE_LHASH_OF(X509_NAME); DEFINE_LHASH_OF(X509_NAME);
...@@ -1153,6 +1185,8 @@ struct ssl_st { ...@@ -1153,6 +1185,8 @@ struct ssl_st {
size_t max_pipelines; size_t max_pipelines;
struct { struct {
/* Built-in extension flags */
uint8_t extflags[TLSEXT_IDX_num_builtins];
/* TLS extension debug callback */ /* TLS extension debug callback */
void (*debug_cb)(SSL *s, int client_server, int type, void (*debug_cb)(SSL *s, int client_server, int type,
const unsigned char *data, int len, void *arg); const unsigned char *data, int len, void *arg);
...@@ -1813,36 +1847,6 @@ typedef enum downgrade_en { ...@@ -1813,36 +1847,6 @@ typedef enum downgrade_en {
DOWNGRADE_TO_1_1 DOWNGRADE_TO_1_1
} DOWNGRADE; } DOWNGRADE;
/*
* Extension index values NOTE: Any updates to these defines should be mirrored
* with equivalent updates to ext_defs in extensions.c
*/
typedef enum tlsext_index_en {
TLSEXT_IDX_renegotiate,
TLSEXT_IDX_server_name,
TLSEXT_IDX_srp,
TLSEXT_IDX_ec_point_formats,
TLSEXT_IDX_supported_groups,
TLSEXT_IDX_session_ticket,
TLSEXT_IDX_signature_algorithms,
TLSEXT_IDX_status_request,
TLSEXT_IDX_next_proto_neg,
TLSEXT_IDX_application_layer_protocol_negotiation,
TLSEXT_IDX_use_srtp,
TLSEXT_IDX_encrypt_then_mac,
TLSEXT_IDX_signed_certificate_timestamp,
TLSEXT_IDX_extended_master_secret,
TLSEXT_IDX_supported_versions,
TLSEXT_IDX_psk_kex_modes,
TLSEXT_IDX_key_share,
TLSEXT_IDX_cookie,
TLSEXT_IDX_cryptopro_bug,
TLSEXT_IDX_early_data,
TLSEXT_IDX_certificate_authorities,
TLSEXT_IDX_padding,
TLSEXT_IDX_psk
} TLSEXT_INDEX;
/* /*
* Dummy status type for the status_type extension. Indicates no status type * Dummy status type for the status_type extension. Indicates no status type
* set * set
......
ssl/statem/extensions.c
浏览文件 @ b186a592
/* /*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
* *
* Licensed under the OpenSSL license (the "License"). You may not use * Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy * this file except in compliance with the License. You can obtain a copy
...@@ -31,9 +31,11 @@ static int init_alpn(SSL *s, unsigned int context); ...@@ -31,9 +31,11 @@ static int init_alpn(SSL *s, unsigned int context);
static int final_alpn(SSL *s, unsigned int context, int sent, int *al); static int final_alpn(SSL *s, unsigned int context, int sent, int *al);
static int init_sig_algs(SSL *s, unsigned int context); static int init_sig_algs(SSL *s, unsigned int context);
static int init_certificate_authorities(SSL *s, unsigned int context); static int init_certificate_authorities(SSL *s, unsigned int context);
static int tls_construct_certificate_authorities(SSL *s, WPACKET *pkt, static EXT_RETURN tls_construct_certificate_authorities(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context,
size_t chainidx, int *al); X509 *x,
size_t chainidx,
int *al);
static int tls_parse_certificate_authorities(SSL *s, PACKET *pkt, static int tls_parse_certificate_authorities(SSL *s, PACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
...@@ -74,11 +76,11 @@ typedef struct extensions_definition_st { ...@@ -74,11 +76,11 @@ typedef struct extensions_definition_st {
int (*parse_stoc)(SSL *s, PACKET *pkt, unsigned int context, X509 *x, int (*parse_stoc)(SSL *s, PACKET *pkt, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
/* Construct extension sent from server to client */ /* Construct extension sent from server to client */
int (*construct_stoc)(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN (*construct_stoc)(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
/* Construct extension sent from client to server */ /* Construct extension sent from client to server */
int (*construct_ctos)(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN (*construct_ctos)(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
/* /*
* Finalise extension after parsing. Always called where an extensions was * Finalise extension after parsing. Always called where an extensions was
* initialised even if the extension was not present. |sent| is set to 1 if * initialised even if the extension was not present. |sent| is set to 1 if
...@@ -461,7 +463,7 @@ int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context, ...@@ -461,7 +463,7 @@ int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context,
} }
while (PACKET_remaining(&extensions) > 0) { while (PACKET_remaining(&extensions) > 0) {
unsigned int type; unsigned int type, idx;
PACKET extension; PACKET extension;
RAW_EXTENSION *thisex; RAW_EXTENSION *thisex;
...@@ -485,6 +487,33 @@ int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context, ...@@ -485,6 +487,33 @@ int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context,
*al = SSL_AD_ILLEGAL_PARAMETER; *al = SSL_AD_ILLEGAL_PARAMETER;
goto err; goto err;
} }
idx = thisex - raw_extensions;
/*-
* Check that we requested this extension (if appropriate). Requests can
* be sent in the ClientHello and CertificateRequest. Unsolicited
* extensions can be sent in the NewSessionTicket. We only do this for
* the built-in extensions. Custom extensions have a different but
* similar check elsewhere.
* Special cases:
* - The HRR cookie extension is unsolicited
* - The renegotiate extension is unsolicited (the client signals
* support via an SCSV)
* - The signed_certificate_timestamp extension can be provided by a
* custom extension or by the built-in version. We let the extension
* itself handle unsolicited response checks.
*/
if (idx < OSSL_NELEM(ext_defs)
&& (context & (SSL_EXT_CLIENT_HELLO
| SSL_EXT_TLS1_3_CERTIFICATE_REQUEST
| SSL_EXT_TLS1_3_NEW_SESSION_TICKET)) == 0
&& type != TLSEXT_TYPE_cookie
&& type != TLSEXT_TYPE_renegotiate
&& type != TLSEXT_TYPE_signed_certificate_timestamp
&& (s->ext.extflags[idx] & SSL_EXT_FLAG_SENT) == 0) {
SSLerr(SSL_F_TLS_COLLECT_EXTENSIONS, SSL_R_BAD_EXTENSION);
*al = SSL_AD_UNSUPPORTED_EXTENSION;
goto err;
}
if (thisex != NULL) { if (thisex != NULL) {
thisex->data = extension; thisex->data = extension;
thisex->present = 1; thisex->present = 1;
...@@ -699,8 +728,9 @@ int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -699,8 +728,9 @@ int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context,
} }
for (i = 0, thisexd = ext_defs; i < OSSL_NELEM(ext_defs); i++, thisexd++) { for (i = 0, thisexd = ext_defs; i < OSSL_NELEM(ext_defs); i++, thisexd++) {
int (*construct)(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN (*construct)(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
EXT_RETURN ret;
/* Skip if not relevant for our context */ /* Skip if not relevant for our context */
if (!should_add_extension(s, thisexd->context, context, max_version)) if (!should_add_extension(s, thisexd->context, context, max_version))
...@@ -712,8 +742,14 @@ int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -712,8 +742,14 @@ int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context,
if (construct == NULL) if (construct == NULL)
continue; continue;
if (!construct(s, pkt, context, x, chainidx, &tmpal)) ret = construct(s, pkt, context, x, chainidx, &tmpal);
if (ret == EXT_RETURN_FAIL)
goto err; goto err;
if (ret == EXT_RETURN_SENT
&& (context & (SSL_EXT_CLIENT_HELLO
| SSL_EXT_TLS1_3_CERTIFICATE_REQUEST
| SSL_EXT_TLS1_3_NEW_SESSION_TICKET)) != 0)
s->ext.extflags[i] |= SSL_EXT_FLAG_SENT;
} }
if (!WPACKET_close(pkt)) { if (!WPACKET_close(pkt)) {
...@@ -997,14 +1033,16 @@ static int init_certificate_authorities(SSL *s, unsigned int context) ...@@ -997,14 +1033,16 @@ static int init_certificate_authorities(SSL *s, unsigned int context)
return 1; return 1;
} }
static int tls_construct_certificate_authorities(SSL *s, WPACKET *pkt, static EXT_RETURN tls_construct_certificate_authorities(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context,
size_t chainidx, int *al) X509 *x,
size_t chainidx,
int *al)
{ {
const STACK_OF(X509_NAME) *ca_sk = SSL_get0_CA_list(s); const STACK_OF(X509_NAME) *ca_sk = SSL_get0_CA_list(s);
if (ca_sk == NULL || sk_X509_NAME_num(ca_sk) == 0) if (ca_sk == NULL || sk_X509_NAME_num(ca_sk) == 0)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_certificate_authorities) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_certificate_authorities)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
...@@ -1012,10 +1050,10 @@ static int tls_construct_certificate_authorities(SSL *s, WPACKET *pkt, ...@@ -1012,10 +1050,10 @@ static int tls_construct_certificate_authorities(SSL *s, WPACKET *pkt,
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_CERTIFICATE_AUTHORITIES, SSLerr(SSL_F_TLS_CONSTRUCT_CERTIFICATE_AUTHORITIES,
ERR_R_INTERNAL_ERROR); ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
static int tls_parse_certificate_authorities(SSL *s, PACKET *pkt, static int tls_parse_certificate_authorities(SSL *s, PACKET *pkt,
......
ssl/statem/extensions_clnt.c
浏览文件 @ b186a592
此差异已折叠。
ssl/statem/extensions_srvr.c
浏览文件 @ b186a592
/* /*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. * Copyright 2016-2017 The OpenSSL Project Authors. All Rights Reserved.
* *
* Licensed under the OpenSSL license (the "License"). You may not use * Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy * this file except in compliance with the License. You can obtain a copy
...@@ -810,11 +810,12 @@ err: ...@@ -810,11 +810,12 @@ err:
/* /*
* Add the server's renegotiation binding * Add the server's renegotiation binding
*/ */
int tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
if (!s->s3->send_connection_binding) if (!s->s3->send_connection_binding)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
...@@ -826,31 +827,33 @@ int tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -826,31 +827,33 @@ int tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, unsigned int context,
|| !WPACKET_close(pkt) || !WPACKET_close(pkt)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_RENEGOTIATE, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_RENEGOTIATE, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_server_name(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_server_name(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
if (s->hit || s->servername_done != 1 if (s->hit || s->servername_done != 1
|| s->session->ext.hostname == NULL) || s->session->ext.hostname == NULL)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_server_name) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_server_name)
|| !WPACKET_put_bytes_u16(pkt, 0)) { || !WPACKET_put_bytes_u16(pkt, 0)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SERVER_NAME, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SERVER_NAME, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#ifndef OPENSSL_NO_EC #ifndef OPENSSL_NO_EC
int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
unsigned long alg_k = s->s3->tmp.new_cipher->algorithm_mkey; unsigned long alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
unsigned long alg_a = s->s3->tmp.new_cipher->algorithm_auth; unsigned long alg_a = s->s3->tmp.new_cipher->algorithm_auth;
...@@ -860,7 +863,7 @@ int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -860,7 +863,7 @@ int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context,
size_t plistlen; size_t plistlen;
if (!using_ecc) if (!using_ecc)
return 1; return EXT_RETURN_NOT_SENT;
tls1_get_formatlist(s, &plist, &plistlen); tls1_get_formatlist(s, &plist, &plistlen);
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_ec_point_formats) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_ec_point_formats)
...@@ -868,29 +871,29 @@ int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -868,29 +871,29 @@ int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context,
|| !WPACKET_sub_memcpy_u8(pkt, plist, plistlen) || !WPACKET_sub_memcpy_u8(pkt, plist, plistlen)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EC_PT_FORMATS, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EC_PT_FORMATS, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#endif #endif
#ifndef OPENSSL_NO_EC #ifndef OPENSSL_NO_EC
int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al) size_t chainidx, int *al)
{ {
const unsigned char *groups; const unsigned char *groups;
size_t numgroups, i, first = 1; size_t numgroups, i, first = 1;
/* s->s3->group_id is non zero if we accepted a key_share */ /* s->s3->group_id is non zero if we accepted a key_share */
if (s->s3->group_id == 0) if (s->s3->group_id == 0)
return 1; return EXT_RETURN_NOT_SENT;
/* Get our list of supported groups */ /* Get our list of supported groups */
if (!tls1_get_curvelist(s, 0, &groups, &numgroups) || numgroups == 0) { if (!tls1_get_curvelist(s, 0, &groups, &numgroups) || numgroups == 0) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
/* Copy group ID if supported */ /* Copy group ID if supported */
...@@ -902,7 +905,7 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, ...@@ -902,7 +905,7 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt,
* so we don't need to add this extension * so we don't need to add this extension
*/ */
if (s->s3->group_id == GET_GROUP_ID(groups, 0)) if (s->s3->group_id == GET_GROUP_ID(groups, 0))
return 1; return EXT_RETURN_NOT_SENT;
/* Add extension header */ /* Add extension header */
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_supported_groups) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_supported_groups)
...@@ -911,7 +914,7 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, ...@@ -911,7 +914,7 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt,
|| !WPACKET_start_sub_packet_u16(pkt)) { || !WPACKET_start_sub_packet_u16(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS,
ERR_R_INTERNAL_ERROR); ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
first = 0; first = 0;
...@@ -919,53 +922,53 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, ...@@ -919,53 +922,53 @@ int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt,
if (!WPACKET_put_bytes_u16(pkt, GET_GROUP_ID(groups, 0))) { if (!WPACKET_put_bytes_u16(pkt, GET_GROUP_ID(groups, 0))) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS,
ERR_R_INTERNAL_ERROR); ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
} }
} }
if (!WPACKET_close(pkt) || !WPACKET_close(pkt)) { if (!WPACKET_close(pkt) || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SUPPORTED_GROUPS, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#endif #endif
int tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al) size_t chainidx, int *al)
{ {
if (!s->ext.ticket_expected || !tls_use_ticket(s)) { if (!s->ext.ticket_expected || !tls_use_ticket(s)) {
s->ext.ticket_expected = 0; s->ext.ticket_expected = 0;
return 1; return EXT_RETURN_NOT_SENT;
} }
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_session_ticket) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_session_ticket)
|| !WPACKET_put_bytes_u16(pkt, 0)) { || !WPACKET_put_bytes_u16(pkt, 0)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SESSION_TICKET, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_SESSION_TICKET, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#ifndef OPENSSL_NO_OCSP #ifndef OPENSSL_NO_OCSP
int tls_construct_stoc_status_request(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_status_request(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al) size_t chainidx, int *al)
{ {
if (!s->ext.status_expected) if (!s->ext.status_expected)
return 1; return EXT_RETURN_NOT_SENT;
if (SSL_IS_TLS13(s) && chainidx != 0) if (SSL_IS_TLS13(s) && chainidx != 0)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_status_request) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_status_request)
|| !WPACKET_start_sub_packet_u16(pkt)) { || !WPACKET_start_sub_packet_u16(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_STATUS_REQUEST, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_STATUS_REQUEST, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
/* /*
...@@ -976,17 +979,17 @@ int tls_construct_stoc_status_request(SSL *s, WPACKET *pkt, ...@@ -976,17 +979,17 @@ int tls_construct_stoc_status_request(SSL *s, WPACKET *pkt,
if ((SSL_IS_TLS13(s) && !tls_construct_cert_status_body(s, pkt)) if ((SSL_IS_TLS13(s) && !tls_construct_cert_status_body(s, pkt))
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_STATUS_REQUEST, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_STATUS_REQUEST, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#endif #endif
#ifndef OPENSSL_NO_NEXTPROTONEG #ifndef OPENSSL_NO_NEXTPROTONEG
int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al) size_t chainidx, int *al)
{ {
const unsigned char *npa; const unsigned char *npa;
unsigned int npalen; unsigned int npalen;
...@@ -995,7 +998,7 @@ int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, ...@@ -995,7 +998,7 @@ int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt,
s->s3->npn_seen = 0; s->s3->npn_seen = 0;
if (!npn_seen || s->ctx->ext.npn_advertised_cb == NULL) if (!npn_seen || s->ctx->ext.npn_advertised_cb == NULL)
return 1; return EXT_RETURN_NOT_SENT;
ret = s->ctx->ext.npn_advertised_cb(s, &npa, &npalen, ret = s->ctx->ext.npn_advertised_cb(s, &npa, &npalen,
s->ctx->ext.npn_advertised_cb_arg); s->ctx->ext.npn_advertised_cb_arg);
...@@ -1004,20 +1007,20 @@ int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, ...@@ -1004,20 +1007,20 @@ int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt,
|| !WPACKET_sub_memcpy_u16(pkt, npa, npalen)) { || !WPACKET_sub_memcpy_u16(pkt, npa, npalen)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_NEXT_PROTO_NEG, SSLerr(SSL_F_TLS_CONSTRUCT_STOC_NEXT_PROTO_NEG,
ERR_R_INTERNAL_ERROR); ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
s->s3->npn_seen = 1; s->s3->npn_seen = 1;
} }
return 1; return EXT_RETURN_SENT;
} }
#endif #endif
int tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al) X509 *x, size_t chainidx, int *al)
{ {
if (s->s3->alpn_selected == NULL) if (s->s3->alpn_selected == NULL)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, if (!WPACKET_put_bytes_u16(pkt,
TLSEXT_TYPE_application_layer_protocol_negotiation) TLSEXT_TYPE_application_layer_protocol_negotiation)
...@@ -1028,18 +1031,19 @@ int tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, ...@@ -1028,18 +1031,19 @@ int tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x,
|| !WPACKET_close(pkt) || !WPACKET_close(pkt)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_ALPN, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_ALPN, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#ifndef OPENSSL_NO_SRTP #ifndef OPENSSL_NO_SRTP
int tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
if (s->srtp_profile == NULL) if (s->srtp_profile == NULL)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_use_srtp) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_use_srtp)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
...@@ -1048,18 +1052,18 @@ int tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1048,18 +1052,18 @@ int tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context,
|| !WPACKET_put_bytes_u8(pkt, 0) || !WPACKET_put_bytes_u8(pkt, 0)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_USE_SRTP, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_USE_SRTP, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
#endif #endif
int tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al) X509 *x, size_t chainidx, int *al)
{ {
if (!s->ext.use_etm) if (!s->ext.use_etm)
return 1; return EXT_RETURN_NOT_SENT;
/* /*
* Don't use encrypt_then_mac if AEAD or RC4 might want to disable * Don't use encrypt_then_mac if AEAD or RC4 might want to disable
...@@ -1070,35 +1074,36 @@ int tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, ...@@ -1070,35 +1074,36 @@ int tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x,
|| s->s3->tmp.new_cipher->algorithm_enc == SSL_eGOST2814789CNT || s->s3->tmp.new_cipher->algorithm_enc == SSL_eGOST2814789CNT
|| s->s3->tmp.new_cipher->algorithm_enc == SSL_eGOST2814789CNT12) { || s->s3->tmp.new_cipher->algorithm_enc == SSL_eGOST2814789CNT12) {
s->ext.use_etm = 0; s->ext.use_etm = 0;
return 1; return EXT_RETURN_NOT_SENT;
} }
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_encrypt_then_mac) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_encrypt_then_mac)
|| !WPACKET_put_bytes_u16(pkt, 0)) { || !WPACKET_put_bytes_u16(pkt, 0)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_ETM, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_ETM, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al) X509 *x, size_t chainidx, int *al)
{ {
if ((s->s3->flags & TLS1_FLAGS_RECEIVED_EXTMS) == 0) if ((s->s3->flags & TLS1_FLAGS_RECEIVED_EXTMS) == 0)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_extended_master_secret) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_extended_master_secret)
|| !WPACKET_put_bytes_u16(pkt, 0)) { || !WPACKET_put_bytes_u16(pkt, 0)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EMS, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EMS, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_key_share(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
#ifndef OPENSSL_NO_TLS1_3 #ifndef OPENSSL_NO_TLS1_3
unsigned char *encodedPoint; unsigned char *encodedPoint;
...@@ -1114,32 +1119,32 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1114,32 +1119,32 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context,
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE,
ERR_R_INTERNAL_ERROR); ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
/* Must be resuming. */ /* Must be resuming. */
if (!s->hit || !tls13_generate_handshake_secret(s, NULL, 0)) { if (!s->hit || !tls13_generate_handshake_secret(s, NULL, 0)) {
*al = SSL_AD_INTERNAL_ERROR; *al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_NOT_SENT;
} }
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_key_share) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_key_share)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
|| !WPACKET_put_bytes_u16(pkt, s->s3->group_id)) { || !WPACKET_put_bytes_u16(pkt, s->s3->group_id)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
skey = ssl_generate_pkey(ckey); skey = ssl_generate_pkey(ckey);
if (skey == NULL) { if (skey == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_MALLOC_FAILURE); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_MALLOC_FAILURE);
return 0; return EXT_RETURN_FAIL;
} }
/* Generate encoding of server key */ /* Generate encoding of server key */
...@@ -1147,7 +1152,7 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1147,7 +1152,7 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context,
if (encoded_pt_len == 0) { if (encoded_pt_len == 0) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_EC_LIB); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_EC_LIB);
EVP_PKEY_free(skey); EVP_PKEY_free(skey);
return 0; return EXT_RETURN_FAIL;
} }
if (!WPACKET_sub_memcpy_u16(pkt, encodedPoint, encoded_pt_len) if (!WPACKET_sub_memcpy_u16(pkt, encodedPoint, encoded_pt_len)
...@@ -1155,7 +1160,7 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1155,7 +1160,7 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context,
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR);
EVP_PKEY_free(skey); EVP_PKEY_free(skey);
OPENSSL_free(encodedPoint); OPENSSL_free(encodedPoint);
return 0; return EXT_RETURN_FAIL;
} }
OPENSSL_free(encodedPoint); OPENSSL_free(encodedPoint);
...@@ -1163,15 +1168,16 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1163,15 +1168,16 @@ int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context,
s->s3->tmp.pkey = skey; s->s3->tmp.pkey = skey;
if (ssl_derive(s, skey, ckey, 1) == 0) { if (ssl_derive(s, skey, ckey, 1) == 0) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_KEY_SHARE, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
#endif #endif
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
const unsigned char cryptopro_ext[36] = { const unsigned char cryptopro_ext[36] = {
0xfd, 0xe8, /* 65000 */ 0xfd, 0xe8, /* 65000 */
...@@ -1185,60 +1191,61 @@ int tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, unsigned int context, ...@@ -1185,60 +1191,61 @@ int tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, unsigned int context,
if (((s->s3->tmp.new_cipher->id & 0xFFFF) != 0x80 if (((s->s3->tmp.new_cipher->id & 0xFFFF) != 0x80
&& (s->s3->tmp.new_cipher->id & 0xFFFF) != 0x81) && (s->s3->tmp.new_cipher->id & 0xFFFF) != 0x81)
|| (SSL_get_options(s) & SSL_OP_CRYPTOPRO_TLSEXT_BUG) == 0) || (SSL_get_options(s) & SSL_OP_CRYPTOPRO_TLSEXT_BUG) == 0)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_memcpy(pkt, cryptopro_ext, sizeof(cryptopro_ext))) { if (!WPACKET_memcpy(pkt, cryptopro_ext, sizeof(cryptopro_ext))) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_CRYPTOPRO_BUG, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_CRYPTOPRO_BUG, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_early_data(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_early_data(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al) unsigned int context, X509 *x,
size_t chainidx, int *al)
{ {
if (context == SSL_EXT_TLS1_3_NEW_SESSION_TICKET) { if (context == SSL_EXT_TLS1_3_NEW_SESSION_TICKET) {
if (s->max_early_data == 0) if (s->max_early_data == 0)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_early_data) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_early_data)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
|| !WPACKET_put_bytes_u32(pkt, s->max_early_data) || !WPACKET_put_bytes_u32(pkt, s->max_early_data)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EARLY_DATA, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EARLY_DATA, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
if (s->ext.early_data != SSL_EARLY_DATA_ACCEPTED) if (s->ext.early_data != SSL_EARLY_DATA_ACCEPTED)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_early_data) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_early_data)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EARLY_DATA, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_EARLY_DATA, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
int tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al) X509 *x, size_t chainidx, int *al)
{ {
if (!s->hit) if (!s->hit)
return 1; return EXT_RETURN_NOT_SENT;
if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_psk) if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_psk)
|| !WPACKET_start_sub_packet_u16(pkt) || !WPACKET_start_sub_packet_u16(pkt)
|| !WPACKET_put_bytes_u16(pkt, s->session->ext.tick_identity) || !WPACKET_put_bytes_u16(pkt, s->session->ext.tick_identity)
|| !WPACKET_close(pkt)) { || !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_STOC_PSK, ERR_R_INTERNAL_ERROR); SSLerr(SSL_F_TLS_CONSTRUCT_STOC_PSK, ERR_R_INTERNAL_ERROR);
return 0; return EXT_RETURN_FAIL;
} }
return 1; return EXT_RETURN_SENT;
} }
ssl/statem/statem_lib.c
浏览文件 @ b186a592
...@@ -77,6 +77,9 @@ int tls_setup_handshake(SSL *s) ...@@ -77,6 +77,9 @@ int tls_setup_handshake(SSL *s)
if (!ssl3_init_finished_mac(s)) if (!ssl3_init_finished_mac(s))
return 0; return 0;
/* Reset any extension flags */
memset(s->ext.extflags, 0, sizeof(s->ext.extflags));
if (s->server) { if (s->server) {
STACK_OF(SSL_CIPHER) *ciphers = SSL_get_ciphers(s); STACK_OF(SSL_CIPHER) *ciphers = SSL_get_ciphers(s);
int i, ver_min, ver_max, ok = 0; int i, ver_min, ver_max, ok = 0;
......
ssl/statem/statem_locl.h
浏览文件 @ b186a592
...@@ -156,6 +156,12 @@ MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL *s, PACKET *pkt); ...@@ -156,6 +156,12 @@ MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL *s, PACKET *pkt);
/* Extension processing */ /* Extension processing */
typedef enum {
EXT_RETURN_FAIL,
EXT_RETURN_SENT,
EXT_RETURN_NOT_SENT
} EXT_RETURN;
__owur int extension_is_relevant(SSL *s, unsigned int extctx, __owur int extension_is_relevant(SSL *s, unsigned int extctx,
unsigned int thisctx); unsigned int thisctx);
__owur int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context, __owur int tls_collect_extensions(SSL *s, PACKET *packet, unsigned int context,
...@@ -223,113 +229,125 @@ int tls_parse_ctos_psk_kex_modes(SSL *s, PACKET *pkt, unsigned int context, ...@@ -223,113 +229,125 @@ int tls_parse_ctos_psk_kex_modes(SSL *s, PACKET *pkt, unsigned int context,
int tls_parse_ctos_psk(SSL *s, PACKET *pkt, unsigned int context, X509 *x, int tls_parse_ctos_psk(SSL *s, PACKET *pkt, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
int tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_renegotiate(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_stoc_server_name(SSL *s, WPACKET *pkt, unsigned int context, size_t chainidx, int *al);
X509 *x, size_t chainidx, int *al); EXT_RETURN tls_construct_stoc_server_name(SSL *s, WPACKET *pkt,
int tls_construct_stoc_early_data(SSL *s, WPACKET *pkt, unsigned int context, unsigned int context, X509 *x,
X509 *x, size_t chainidx, int *al); size_t chainidx, int *al);
EXT_RETURN tls_construct_stoc_early_data(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x,
size_t chainidx, int *al);
#ifndef OPENSSL_NO_EC #ifndef OPENSSL_NO_EC
int tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_ec_pt_formats(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
size_t chainidx, int *al);
#endif #endif
int tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_supported_groups(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
int tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_session_ticket(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
#ifndef OPENSSL_NO_OCSP #ifndef OPENSSL_NO_OCSP
int tls_construct_stoc_status_request(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_status_request(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
#endif #endif
#ifndef OPENSSL_NO_NEXTPROTONEG #ifndef OPENSSL_NO_NEXTPROTONEG
int tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_stoc_next_proto_neg(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
#endif #endif
int tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_alpn(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#ifndef OPENSSL_NO_SRTP #ifndef OPENSSL_NO_SRTP
int tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_use_srtp(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#endif #endif
int tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_etm(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_stoc_ems(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_construct_stoc_key_share(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_key_share(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
size_t chainidx, int *al);
/* /*
* Not in public headers as this is not an official extension. Only used when * Not in public headers as this is not an official extension. Only used when
* SSL_OP_CRYPTOPRO_TLSEXT_BUG is set. * SSL_OP_CRYPTOPRO_TLSEXT_BUG is set.
*/ */
#define TLSEXT_TYPE_cryptopro_bug 0xfde8 #define TLSEXT_TYPE_cryptopro_bug 0xfde8
int tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_stoc_cryptopro_bug(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, size_t chainidx, int *al);
size_t chainidx, int *al); EXT_RETURN tls_construct_stoc_psk(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al);
/* Client Extension processing */ /* Client Extension processing */
int tls_construct_ctos_renegotiate(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_renegotiate(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_construct_ctos_server_name(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_server_name(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#ifndef OPENSSL_NO_SRP #ifndef OPENSSL_NO_SRP
int tls_construct_ctos_srp(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_srp(SSL *s, WPACKET *pkt, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
#endif #endif
#ifndef OPENSSL_NO_EC #ifndef OPENSSL_NO_EC
int tls_construct_ctos_ec_pt_formats(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_ec_pt_formats(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_ctos_supported_groups(SSL *s, WPACKET *pkt, size_t chainidx, int *al);
unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_supported_groups(SSL *s, WPACKET *pkt,
size_t chainidx, int *al); unsigned int context, X509 *x,
size_t chainidx, int *al);
#endif #endif
int tls_construct_ctos_early_data(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_early_data(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_ctos_session_ticket(SSL *s, WPACKET *pkt, size_t chainidx, int *al);
unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_session_ticket(SSL *s, WPACKET *pkt,
size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_ctos_sig_algs(SSL *s, WPACKET *pkt, unsigned int context, size_t chainidx, int *al);
X509 *x, size_t chainidx, int *al); EXT_RETURN tls_construct_ctos_sig_algs(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x,
size_t chainidx, int *al);
#ifndef OPENSSL_NO_OCSP #ifndef OPENSSL_NO_OCSP
int tls_construct_ctos_status_request(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_ctos_status_request(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
#endif #endif
#ifndef OPENSSL_NO_NEXTPROTONEG #ifndef OPENSSL_NO_NEXTPROTONEG
int tls_construct_ctos_npn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_npn(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#endif #endif
int tls_construct_ctos_alpn(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_alpn(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#ifndef OPENSSL_NO_SRTP #ifndef OPENSSL_NO_SRTP
int tls_construct_ctos_use_srtp(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_use_srtp(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#endif #endif
int tls_construct_ctos_etm(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_etm(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#ifndef OPENSSL_NO_CT #ifndef OPENSSL_NO_CT
int tls_construct_ctos_sct(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_sct(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
#endif #endif
int tls_construct_ctos_ems(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, EXT_RETURN tls_construct_ctos_ems(SSL *s, WPACKET *pkt, unsigned int context,
size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_construct_ctos_supported_versions(SSL *s, WPACKET *pkt, EXT_RETURN tls_construct_ctos_supported_versions(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x, unsigned int context, X509 *x,
size_t chainidx, int *al); size_t chainidx, int *al);
int tls_construct_ctos_key_share(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_key_share(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_ctos_psk_kex_modes(SSL *s, WPACKET *pkt, unsigned int context, size_t chainidx, int *al);
EXT_RETURN tls_construct_ctos_psk_kex_modes(SSL *s, WPACKET *pkt,
unsigned int context, X509 *x,
size_t chainidx, int *al);
EXT_RETURN tls_construct_ctos_cookie(SSL *s, WPACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_construct_ctos_cookie(SSL *s, WPACKET *pkt, unsigned int context, EXT_RETURN tls_construct_ctos_padding(SSL *s, WPACKET *pkt,
X509 *x, size_t chainidx, int *al); unsigned int context, X509 *x,
int tls_construct_ctos_padding(SSL *s, WPACKET *pkt, unsigned int context, size_t chainidx, int *al);
X509 *x, size_t chainidx, int *al); EXT_RETURN tls_construct_ctos_psk(SSL *s, WPACKET *pkt, unsigned int context,
int tls_construct_ctos_psk(SSL *s, WPACKET *pkt, unsigned int context, X509 *x, X509 *x, size_t chainidx, int *al);
size_t chainidx, int *al);
int tls_parse_stoc_renegotiate(SSL *s, PACKET *pkt, unsigned int context, int tls_parse_stoc_renegotiate(SSL *s, PACKET *pkt, unsigned int context,
X509 *x, size_t chainidx, int *al); X509 *x, size_t chainidx, int *al);
int tls_parse_stoc_server_name(SSL *s, PACKET *pkt, unsigned int context, int tls_parse_stoc_server_name(SSL *s, PACKET *pkt, unsigned int context,
......
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