blob: 13bf5cbead26ab08d3cb445633641c1362c73b21 [file] [log] [blame]
/* ssl/ssl.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
/* ====================================================================
* Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
* ECC cipher suite support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
/* ====================================================================
* Copyright 2005 Nokia. All rights reserved.
*
* The portions of the attached software ("Contribution") is developed by
* Nokia Corporation and is licensed pursuant to the OpenSSL open source
* license.
*
* The Contribution, originally written by Mika Kousa and Pasi Eronen of
* Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
* support (see RFC 4279) to OpenSSL.
*
* No patent licenses or other rights except those expressly stated in
* the OpenSSL open source license shall be deemed granted or received
* expressly, by implication, estoppel, or otherwise.
*
* No assurances are provided by Nokia that the Contribution does not
* infringe the patent or other intellectual property rights of any third
* party or that the license provides you with all the necessary rights
* to make use of the Contribution.
*
* THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
* ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
* SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
* OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
* OTHERWISE.
*/
#ifndef HEADER_SSL_H
#define HEADER_SSL_H
#include <openssl/base.h>
#include <openssl/bio.h>
#include <openssl/buf.h>
#include <openssl/hmac.h>
#include <openssl/lhash.h>
#include <openssl/pem.h>
#include <openssl/x509.h>
/* Some code expected to get the threading functions by including ssl.h. */
#include <openssl/thread.h>
#ifdef __cplusplus
extern "C" {
#endif
/* SSLeay version number for ASN.1 encoding of the session information */
/* Version 0 - initial version
* Version 1 - added the optional peer certificate
*/
#define SSL_SESSION_ASN1_VERSION 0x0001
/* text strings for the ciphers */
#define SSL_TXT_NULL_WITH_MD5 SSL2_TXT_NULL_WITH_MD5
#define SSL_TXT_RC4_128_WITH_MD5 SSL2_TXT_RC4_128_WITH_MD5
#define SSL_TXT_RC4_128_EXPORT40_WITH_MD5 SSL2_TXT_RC4_128_EXPORT40_WITH_MD5
#define SSL_TXT_RC2_128_CBC_WITH_MD5 SSL2_TXT_RC2_128_CBC_WITH_MD5
#define SSL_TXT_RC2_128_CBC_EXPORT40_WITH_MD5 SSL2_TXT_RC2_128_CBC_EXPORT40_WITH_MD5
#define SSL_TXT_IDEA_128_CBC_WITH_MD5 SSL2_TXT_IDEA_128_CBC_WITH_MD5
#define SSL_TXT_DES_64_CBC_WITH_MD5 SSL2_TXT_DES_64_CBC_WITH_MD5
#define SSL_TXT_DES_64_CBC_WITH_SHA SSL2_TXT_DES_64_CBC_WITH_SHA
#define SSL_TXT_DES_192_EDE3_CBC_WITH_MD5 SSL2_TXT_DES_192_EDE3_CBC_WITH_MD5
#define SSL_TXT_DES_192_EDE3_CBC_WITH_SHA SSL2_TXT_DES_192_EDE3_CBC_WITH_SHA
/* VRS Additional Kerberos5 entries
*/
#define SSL_TXT_KRB5_DES_64_CBC_SHA SSL3_TXT_KRB5_DES_64_CBC_SHA
#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
#define SSL_TXT_KRB5_RC4_128_SHA SSL3_TXT_KRB5_RC4_128_SHA
#define SSL_TXT_KRB5_IDEA_128_CBC_SHA SSL3_TXT_KRB5_IDEA_128_CBC_SHA
#define SSL_TXT_KRB5_DES_64_CBC_MD5 SSL3_TXT_KRB5_DES_64_CBC_MD5
#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
#define SSL_TXT_KRB5_RC4_128_MD5 SSL3_TXT_KRB5_RC4_128_MD5
#define SSL_TXT_KRB5_IDEA_128_CBC_MD5 SSL3_TXT_KRB5_IDEA_128_CBC_MD5
#define SSL_TXT_KRB5_DES_40_CBC_SHA SSL3_TXT_KRB5_DES_40_CBC_SHA
#define SSL_TXT_KRB5_RC2_40_CBC_SHA SSL3_TXT_KRB5_RC2_40_CBC_SHA
#define SSL_TXT_KRB5_RC4_40_SHA SSL3_TXT_KRB5_RC4_40_SHA
#define SSL_TXT_KRB5_DES_40_CBC_MD5 SSL3_TXT_KRB5_DES_40_CBC_MD5
#define SSL_TXT_KRB5_RC2_40_CBC_MD5 SSL3_TXT_KRB5_RC2_40_CBC_MD5
#define SSL_TXT_KRB5_RC4_40_MD5 SSL3_TXT_KRB5_RC4_40_MD5
#define SSL_TXT_KRB5_DES_40_CBC_SHA SSL3_TXT_KRB5_DES_40_CBC_SHA
#define SSL_TXT_KRB5_DES_40_CBC_MD5 SSL3_TXT_KRB5_DES_40_CBC_MD5
#define SSL_TXT_KRB5_DES_64_CBC_SHA SSL3_TXT_KRB5_DES_64_CBC_SHA
#define SSL_TXT_KRB5_DES_64_CBC_MD5 SSL3_TXT_KRB5_DES_64_CBC_MD5
#define SSL_TXT_KRB5_DES_192_CBC3_SHA SSL3_TXT_KRB5_DES_192_CBC3_SHA
#define SSL_TXT_KRB5_DES_192_CBC3_MD5 SSL3_TXT_KRB5_DES_192_CBC3_MD5
#define SSL_MAX_KRB5_PRINCIPAL_LENGTH 256
#define SSL_MAX_SSL_SESSION_ID_LENGTH 32
#define SSL_MAX_SID_CTX_LENGTH 32
#define SSL_MIN_RSA_MODULUS_LENGTH_IN_BYTES (512/8)
#define SSL_MAX_KEY_ARG_LENGTH 8
#define SSL_MAX_MASTER_KEY_LENGTH 48
/* These are used to specify which ciphers to use and not to use */
#define SSL_TXT_EXP40 "EXPORT40"
#define SSL_TXT_EXP56 "EXPORT56"
#define SSL_TXT_LOW "LOW"
#define SSL_TXT_MEDIUM "MEDIUM"
#define SSL_TXT_HIGH "HIGH"
#define SSL_TXT_FIPS "FIPS"
#define SSL_TXT_kFZA "kFZA" /* unused! */
#define SSL_TXT_aFZA "aFZA" /* unused! */
#define SSL_TXT_eFZA "eFZA" /* unused! */
#define SSL_TXT_FZA "FZA" /* unused! */
#define SSL_TXT_aNULL "aNULL"
#define SSL_TXT_eNULL "eNULL"
#define SSL_TXT_NULL "NULL"
#define SSL_TXT_kRSA "kRSA"
#define SSL_TXT_kDHr "kDHr"
#define SSL_TXT_kDHd "kDHd"
#define SSL_TXT_kDH "kDH"
#define SSL_TXT_kEDH "kEDH"
#define SSL_TXT_kKRB5 "kKRB5"
#define SSL_TXT_kECDHr "kECDHr"
#define SSL_TXT_kECDHe "kECDHe"
#define SSL_TXT_kECDH "kECDH"
#define SSL_TXT_kEECDH "kEECDH"
#define SSL_TXT_kPSK "kPSK"
#define SSL_TXT_kGOST "kGOST"
#define SSL_TXT_kSRP "kSRP"
#define SSL_TXT_aRSA "aRSA"
#define SSL_TXT_aDSS "aDSS"
#define SSL_TXT_aDH "aDH"
#define SSL_TXT_aECDH "aECDH"
#define SSL_TXT_aKRB5 "aKRB5"
#define SSL_TXT_aECDSA "aECDSA"
#define SSL_TXT_aPSK "aPSK"
#define SSL_TXT_aGOST94 "aGOST94"
#define SSL_TXT_aGOST01 "aGOST01"
#define SSL_TXT_aGOST "aGOST"
#define SSL_TXT_DSS "DSS"
#define SSL_TXT_DH "DH"
#define SSL_TXT_EDH "EDH" /* same as "kEDH:-ADH" */
#define SSL_TXT_ADH "ADH"
#define SSL_TXT_RSA "RSA"
#define SSL_TXT_ECDH "ECDH"
#define SSL_TXT_EECDH "EECDH" /* same as "kEECDH:-AECDH" */
#define SSL_TXT_AECDH "AECDH"
#define SSL_TXT_ECDSA "ECDSA"
#define SSL_TXT_KRB5 "KRB5"
#define SSL_TXT_PSK "PSK"
#define SSL_TXT_SRP "SRP"
#define SSL_TXT_DES "DES"
#define SSL_TXT_3DES "3DES"
#define SSL_TXT_RC4 "RC4"
#define SSL_TXT_RC2 "RC2"
#define SSL_TXT_IDEA "IDEA"
#define SSL_TXT_SEED "SEED"
#define SSL_TXT_AES128 "AES128"
#define SSL_TXT_AES256 "AES256"
#define SSL_TXT_AES "AES"
#define SSL_TXT_AES_GCM "AESGCM"
#define SSL_TXT_CAMELLIA128 "CAMELLIA128"
#define SSL_TXT_CAMELLIA256 "CAMELLIA256"
#define SSL_TXT_CAMELLIA "CAMELLIA"
#define SSL_TXT_CHACHA20 "CHACHA20"
#define SSL_TXT_MD5 "MD5"
#define SSL_TXT_SHA1 "SHA1"
#define SSL_TXT_SHA "SHA" /* same as "SHA1" */
#define SSL_TXT_GOST94 "GOST94"
#define SSL_TXT_GOST89MAC "GOST89MAC"
#define SSL_TXT_SHA256 "SHA256"
#define SSL_TXT_SHA384 "SHA384"
#define SSL_TXT_SSLV2 "SSLv2"
#define SSL_TXT_SSLV3 "SSLv3"
#define SSL_TXT_TLSV1 "TLSv1"
#define SSL_TXT_TLSV1_1 "TLSv1.1"
#define SSL_TXT_TLSV1_2 "TLSv1.2"
#define SSL_TXT_EXP "EXP"
#define SSL_TXT_EXPORT "EXPORT"
#define SSL_TXT_ALL "ALL"
/*
* COMPLEMENTOF* definitions. These identifiers are used to (de-select)
* ciphers normally not being used.
* Example: "RC4" will activate all ciphers using RC4 including ciphers
* without authentication, which would normally disabled by DEFAULT (due
* the "!ADH" being part of default). Therefore "RC4:!COMPLEMENTOFDEFAULT"
* will make sure that it is also disabled in the specific selection.
* COMPLEMENTOF* identifiers are portable between version, as adjustments
* to the default cipher setup will also be included here.
*
* COMPLEMENTOFDEFAULT does not experience the same special treatment that
* DEFAULT gets, as only selection is being done and no sorting as needed
* for DEFAULT.
*/
#define SSL_TXT_CMPALL "COMPLEMENTOFALL"
#define SSL_TXT_CMPDEF "COMPLEMENTOFDEFAULT"
/* The following cipher list is used by default.
* It also is substituted when an application-defined cipher list string
* starts with 'DEFAULT'. */
#define SSL_DEFAULT_CIPHER_LIST "ALL:!aNULL:!eNULL:!SSLv2"
/* As of OpenSSL 1.0.0, ssl_create_cipher_list() in ssl/ssl_ciph.c always
* starts with a reasonable order, and all we have to do for DEFAULT is
* throwing out anonymous and unencrypted ciphersuites!
* (The latter are not actually enabled by ALL, but "ALL:RSA" would enable
* some of them.)
*/
/* Used in SSL_set_shutdown()/SSL_get_shutdown(); */
#define SSL_SENT_SHUTDOWN 1
#define SSL_RECEIVED_SHUTDOWN 2
#ifdef __cplusplus
}
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define SSL_FILETYPE_ASN1 X509_FILETYPE_ASN1
#define SSL_FILETYPE_PEM X509_FILETYPE_PEM
/* This is needed to stop compilers complaining about the
* 'struct ssl_st *' function parameters used to prototype callbacks
* in SSL_CTX. */
typedef struct ssl_st *ssl_crock_st;
typedef struct tls_session_ticket_ext_st TLS_SESSION_TICKET_EXT;
typedef struct ssl_method_st SSL_METHOD;
typedef struct ssl_cipher_st SSL_CIPHER;
typedef struct ssl_session_st SSL_SESSION;
typedef struct tls_sigalgs_st TLS_SIGALGS;
typedef struct ssl_conf_ctx_st SSL_CONF_CTX;
DECLARE_STACK_OF(SSL_CIPHER)
/* SRTP protection profiles for use with the use_srtp extension (RFC 5764)*/
typedef struct srtp_protection_profile_st
{
const char *name;
unsigned long id;
} SRTP_PROTECTION_PROFILE;
DECLARE_STACK_OF(SRTP_PROTECTION_PROFILE)
typedef int (*tls_session_ticket_ext_cb_fn)(SSL *s, const unsigned char *data, int len, void *arg);
typedef int (*tls_session_secret_cb_fn)(SSL *s, void *secret, int *secret_len, STACK_OF(SSL_CIPHER) *peer_ciphers, SSL_CIPHER **cipher, void *arg);
#ifndef OPENSSL_NO_TLSEXT
/* Callbacks and structures for handling custom TLS Extensions:
* cli_ext_first_cb - sends data for ClientHello TLS Extension
* cli_ext_second_cb - receives data from ServerHello TLS Extension
* srv_ext_first_cb - receives data from ClientHello TLS Extension
* srv_ext_second_cb - sends data for ServerHello TLS Extension
*
* All these functions return nonzero on success. Zero will terminate
* the handshake (and return a specific TLS Fatal alert, if the function
* declaration has an "al" parameter). -1 for the "sending" functions
* will cause the TLS Extension to be omitted.
*
* "ext_type" is a TLS "ExtensionType" from 0-65535.
* "in" is a pointer to TLS "extension_data" being provided to the cb.
* "out" is used by the callback to return a pointer to "extension data"
* which OpenSSL will later copy into the TLS handshake. The contents
* of this buffer should not be changed until the handshake is complete.
* "inlen" and "outlen" are TLS Extension lengths from 0-65535.
* "al" is a TLS "AlertDescription" from 0-255 which WILL be sent as a
* fatal TLS alert, if the callback returns zero.
*/
typedef int (*custom_cli_ext_first_cb_fn)(SSL *s, unsigned short ext_type,
const unsigned char **out,
unsigned short *outlen, void *arg);
typedef int (*custom_cli_ext_second_cb_fn)(SSL *s, unsigned short ext_type,
const unsigned char *in,
unsigned short inlen, int *al,
void *arg);
typedef int (*custom_srv_ext_first_cb_fn)(SSL *s, unsigned short ext_type,
const unsigned char *in,
unsigned short inlen, int *al,
void *arg);
typedef int (*custom_srv_ext_second_cb_fn)(SSL *s, unsigned short ext_type,
const unsigned char **out,
unsigned short *outlen, void *arg);
typedef struct {
unsigned short ext_type;
custom_cli_ext_first_cb_fn fn1;
custom_cli_ext_second_cb_fn fn2;
void *arg;
} custom_cli_ext_record;
typedef struct {
unsigned short ext_type;
custom_srv_ext_first_cb_fn fn1;
custom_srv_ext_second_cb_fn fn2;
void *arg;
} custom_srv_ext_record;
#endif
#ifndef OPENSSL_NO_SSL_INTERN
/* used to hold info on the particular ciphers used */
struct ssl_cipher_st
{
int valid;
const char *name; /* text name */
unsigned long id; /* id, 4 bytes, first is version */
/* changed in 0.9.9: these four used to be portions of a single value 'algorithms' */
unsigned long algorithm_mkey; /* key exchange algorithm */
unsigned long algorithm_auth; /* server authentication */
unsigned long algorithm_enc; /* symmetric encryption */
unsigned long algorithm_mac; /* symmetric authentication */
unsigned long algorithm_ssl; /* (major) protocol version */
unsigned long algo_strength; /* strength and export flags */
unsigned long algorithm2; /* Extra flags. See SSL2_CF_* in ssl2.h
and algorithm2 section in
ssl_locl.h */
int strength_bits; /* Number of bits really used */
int alg_bits; /* Number of bits for algorithm */
};
/* Used to hold functions for SSLv2 or SSLv3/TLSv1 functions */
struct ssl_method_st
{
int version;
int (*ssl_new)(SSL *s);
void (*ssl_clear)(SSL *s);
void (*ssl_free)(SSL *s);
int (*ssl_accept)(SSL *s);
int (*ssl_connect)(SSL *s);
int (*ssl_read)(SSL *s,void *buf,int len);
int (*ssl_peek)(SSL *s,void *buf,int len);
int (*ssl_write)(SSL *s,const void *buf,int len);
int (*ssl_shutdown)(SSL *s);
int (*ssl_renegotiate)(SSL *s);
int (*ssl_renegotiate_check)(SSL *s);
long (*ssl_get_message)(SSL *s, int st1, int stn, int mt, long
max, int *ok);
int (*ssl_read_bytes)(SSL *s, int type, unsigned char *buf, int len,
int peek);
int (*ssl_write_bytes)(SSL *s, int type, const void *buf_, int len);
int (*ssl_dispatch_alert)(SSL *s);
long (*ssl_ctrl)(SSL *s,int cmd,long larg,void *parg);
long (*ssl_ctx_ctrl)(SSL_CTX *ctx,int cmd,long larg,void *parg);
const SSL_CIPHER *(*get_cipher_by_char)(const unsigned char *ptr);
int (*put_cipher_by_char)(const SSL_CIPHER *cipher,unsigned char *ptr);
int (*ssl_pending)(const SSL *s);
int (*num_ciphers)(void);
const SSL_CIPHER *(*get_cipher)(unsigned ncipher);
const struct ssl_method_st *(*get_ssl_method)(int version);
long (*get_timeout)(void);
struct ssl3_enc_method *ssl3_enc; /* Extra SSLv3/TLS stuff */
int (*ssl_version)(void);
long (*ssl_callback_ctrl)(SSL *s, int cb_id, void (*fp)(void));
long (*ssl_ctx_callback_ctrl)(SSL_CTX *s, int cb_id, void (*fp)(void));
};
/* Lets make this into an ASN.1 type structure as follows
* SSL_SESSION_ID ::= SEQUENCE {
* version INTEGER, -- structure version number
* SSLversion INTEGER, -- SSL version number
* Cipher OCTET STRING, -- the 3 byte cipher ID
* Session_ID OCTET STRING, -- the Session ID
* Master_key OCTET STRING, -- the master key
* KRB5_principal OCTET STRING -- optional Kerberos principal
* Key_Arg [ 0 ] IMPLICIT OCTET STRING, -- the optional Key argument
* Time [ 1 ] EXPLICIT INTEGER, -- optional Start Time
* Timeout [ 2 ] EXPLICIT INTEGER, -- optional Timeout ins seconds
* Peer [ 3 ] EXPLICIT X509, -- optional Peer Certificate
* Session_ID_context [ 4 ] EXPLICIT OCTET STRING, -- the Session ID context
* Verify_result [ 5 ] EXPLICIT INTEGER, -- X509_V_... code for `Peer'
* HostName [ 6 ] EXPLICIT OCTET STRING, -- optional HostName from servername TLS extension
* PSK_identity_hint [ 7 ] EXPLICIT OCTET STRING, -- optional PSK identity hint
* PSK_identity [ 8 ] EXPLICIT OCTET STRING, -- optional PSK identity
* Ticket_lifetime_hint [9] EXPLICIT INTEGER, -- server's lifetime hint for session ticket
* Ticket [10] EXPLICIT OCTET STRING, -- session ticket (clients only)
* Compression_meth [11] EXPLICIT OCTET STRING, -- optional compression method
* SRP_username [ 12 ] EXPLICIT OCTET STRING -- optional SRP username
* Peer SHA256 [13] EXPLICIT OCTET STRING, -- optional SHA256 hash of Peer certifiate
* }
* Look in ssl/ssl_asn1.c for more details
* I'm using EXPLICIT tags so I can read the damn things using asn1parse :-).
*/
struct ssl_session_st
{
int ssl_version; /* what ssl version session info is
* being kept in here? */
/* only really used in SSLv2 */
unsigned int key_arg_length;
unsigned char key_arg[SSL_MAX_KEY_ARG_LENGTH];
int master_key_length;
unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH];
/* session_id - valid? */
unsigned int session_id_length;
unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH];
/* this is used to determine whether the session is being reused in
* the appropriate context. It is up to the application to set this,
* via SSL_new */
unsigned int sid_ctx_length;
unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
#ifndef OPENSSL_NO_PSK
char *psk_identity_hint;
char *psk_identity;
#endif
/* Used to indicate that session resumption is not allowed.
* Applications can also set this bit for a new session via
* not_resumable_session_cb to disable session caching and tickets. */
int not_resumable;
/* The cert is the certificate used to establish this connection */
struct sess_cert_st /* SESS_CERT */ *sess_cert;
/* This is the cert for the other end.
* On clients, it will be the same as sess_cert->peer_key->x509
* (the latter is not enough as sess_cert is not retained
* in the external representation of sessions, see ssl_asn1.c). */
X509 *peer;
/* when app_verify_callback accepts a session where the peer's certificate
* is not ok, we must remember the error for session reuse: */
long verify_result; /* only for servers */
int references;
long timeout;
long time;
unsigned int compress_meth; /* Need to lookup the method */
const SSL_CIPHER *cipher;
unsigned long cipher_id; /* when ASN.1 loaded, this
* needs to be used to load
* the 'cipher' structure */
STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */
CRYPTO_EX_DATA ex_data; /* application specific data */
/* These are used to make removal of session-ids more
* efficient and to implement a maximum cache size. */
struct ssl_session_st *prev,*next;
#ifndef OPENSSL_NO_TLSEXT
char *tlsext_hostname;
#ifndef OPENSSL_NO_EC
size_t tlsext_ecpointformatlist_length;
unsigned char *tlsext_ecpointformatlist; /* peer's list */
size_t tlsext_ellipticcurvelist_length;
unsigned char *tlsext_ellipticcurvelist; /* peer's list */
#endif /* OPENSSL_NO_EC */
/* RFC4507 info */
unsigned char *tlsext_tick; /* Session ticket */
size_t tlsext_ticklen; /* Session ticket length */
long tlsext_tick_lifetime_hint; /* Session lifetime hint in seconds */
#endif
char peer_sha256_valid; /* Non-zero if peer_sha256 is valid */
unsigned char peer_sha256[SHA256_DIGEST_LENGTH]; /* SHA256 of peer certificate */
#ifndef OPENSSL_NO_TLSEXT
/* Used by client: the proof for this session.
* We store it outside the sess_cert structure, since the proof
* is received before the certificate. */
unsigned char *audit_proof;
size_t audit_proof_length;
#endif
/* original_handshake_hash contains the handshake hash (either
* SHA-1+MD5 or SHA-2, depending on TLS version) for the original, full
* handshake that created a session. This is used by Channel IDs during
* resumption. */
unsigned char original_handshake_hash[EVP_MAX_MD_SIZE];
unsigned int original_handshake_hash_len;
};
#endif
#define SSL_OP_MICROSOFT_SESS_ID_BUG 0x00000001L
#define SSL_OP_NETSCAPE_CHALLENGE_BUG 0x00000002L
/* Allow initial connection to servers that don't support RI */
#define SSL_OP_LEGACY_SERVER_CONNECT 0x00000004L
#define SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG 0x00000008L
#define SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG 0x00000010L
#define SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER 0x00000020L
#define SSL_OP_SAFARI_ECDHE_ECDSA_BUG 0x00000040L
#define SSL_OP_SSLEAY_080_CLIENT_DH_BUG 0x00000080L
#define SSL_OP_TLS_D5_BUG 0x00000100L
#define SSL_OP_TLS_BLOCK_PADDING_BUG 0x00000200L
/* Hasn't done anything since OpenSSL 0.9.7h, retained for compatibility */
#define SSL_OP_MSIE_SSLV2_RSA_PADDING 0x0
/* SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS is vestigial. Previously it disabled the
* insertion of empty records in CBC mode, but the empty records were commonly
* misinterpreted as EOF by other TLS stacks and so this was disabled by
* SSL_OP_ALL.
*
* This has been replaced by 1/n-1 record splitting, which is enabled by
* SSL_MODE_CBC_RECORD_SPLITTING in SSL_set_mode. This involves sending a
* one-byte record rather than an empty record and has much better
* compatibility. */
#define SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS 0x00000800L /* added in 0.9.6e */
/* SSL_OP_ALL: various bug workarounds that should be rather harmless.
* This used to be 0x000FFFFFL before 0.9.7. */
#define SSL_OP_ALL 0x80000BFFL
/* DTLS options */
#define SSL_OP_NO_QUERY_MTU 0x00001000L
/* Turn on Cookie Exchange (on relevant for servers) */
#define SSL_OP_COOKIE_EXCHANGE 0x00002000L
/* Don't use RFC4507 ticket extension */
#define SSL_OP_NO_TICKET 0x00004000L
/* Use Cisco's "speshul" version of DTLS_BAD_VER (as client) */
#define SSL_OP_CISCO_ANYCONNECT 0x00008000L
/* As server, disallow session resumption on renegotiation */
#define SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION 0x00010000L
/* Don't use compression even if supported */
#define SSL_OP_NO_COMPRESSION 0x00020000L
/* Permit unsafe legacy renegotiation */
#define SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION 0x00040000L
/* If set, always create a new key when using tmp_ecdh parameters */
#define SSL_OP_SINGLE_ECDH_USE 0x00080000L
/* If set, always create a new key when using tmp_dh parameters */
#define SSL_OP_SINGLE_DH_USE 0x00100000L
/* Set to always use the tmp_rsa key when doing RSA operations,
* even when this violates protocol specs */
#define SSL_OP_EPHEMERAL_RSA 0x00200000L
/* Set on servers to choose the cipher according to the server's
* preferences */
#define SSL_OP_CIPHER_SERVER_PREFERENCE 0x00400000L
/* If set, a server will allow a client to issue a SSLv3.0 version number
* as latest version supported in the premaster secret, even when TLSv1.0
* (version 3.1) was announced in the client hello. Normally this is
* forbidden to prevent version rollback attacks. */
#define SSL_OP_TLS_ROLLBACK_BUG 0x00800000L
#define SSL_OP_NO_SSLv2 0x01000000L
#define SSL_OP_NO_SSLv3 0x02000000L
#define SSL_OP_NO_TLSv1 0x04000000L
#define SSL_OP_NO_TLSv1_2 0x08000000L
#define SSL_OP_NO_TLSv1_1 0x10000000L
#define SSL_OP_NO_DTLSv1 0x04000000L
#define SSL_OP_NO_DTLSv1_2 0x08000000L
#define SSL_OP_NO_SSL_MASK (SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|\
SSL_OP_NO_TLSv1|SSL_OP_NO_TLSv1_1|SSL_OP_NO_TLSv1_2)
/* These next two were never actually used for anything since SSLeay
* zap so we have some more flags.
*/
/* The next flag deliberately changes the ciphertest, this is a check
* for the PKCS#1 attack */
#define SSL_OP_PKCS1_CHECK_1 0x0
#define SSL_OP_PKCS1_CHECK_2 0x0
#define SSL_OP_NETSCAPE_CA_DN_BUG 0x20000000L
#define SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG 0x40000000L
/* Make server add server-hello extension from early version of
* cryptopro draft, when GOST ciphersuite is negotiated.
* Required for interoperability with CryptoPro CSP 3.x
*/
#define SSL_OP_CRYPTOPRO_TLSEXT_BUG 0x80000000L
/* Allow SSL_write(..., n) to return r with 0 < r < n (i.e. report success
* when just a single record has been written): */
#define SSL_MODE_ENABLE_PARTIAL_WRITE 0x00000001L
/* Make it possible to retry SSL_write() with changed buffer location
* (buffer contents must stay the same!); this is not the default to avoid
* the misconception that non-blocking SSL_write() behaves like
* non-blocking write(): */
#define SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER 0x00000002L
/* Never bother the application with retries if the transport
* is blocking: */
#define SSL_MODE_AUTO_RETRY 0x00000004L
/* Don't attempt to automatically build certificate chain */
#define SSL_MODE_NO_AUTO_CHAIN 0x00000008L
/* Save RAM by releasing read and write buffers when they're empty. (SSL3 and
* TLS only.) "Released" buffers are put onto a free-list in the context or
* just freed (depending on the context's setting for freelist_max_len). Also
* frees up RAM by releasing the list of client ciphersuites as soon as
* possible (SSL3 and TLS only). This stops SSL_get_shared_ciphers from
* working. */
#define SSL_MODE_RELEASE_BUFFERS 0x00000010L
/* Send the current time in the Random fields of the ClientHello and
* ServerHello records for compatibility with hypothetical implementations
* that require it.
*/
#define SSL_MODE_SEND_CLIENTHELLO_TIME 0x00000020L
#define SSL_MODE_SEND_SERVERHELLO_TIME 0x00000040L
/* Cert related flags */
/* Many implementations ignore some aspects of the TLS standards such as
* enforcing certifcate chain algorithms. When this is set we enforce them.
*/
#define SSL_CERT_FLAG_TLS_STRICT 0x00000001L
/* Suite B modes, takes same values as certificate verify flags */
#define SSL_CERT_FLAG_SUITEB_128_LOS_ONLY 0x10000
/* Suite B 192 bit only mode */
#define SSL_CERT_FLAG_SUITEB_192_LOS 0x20000
/* Suite B 128 bit mode allowing 192 bit algorithms */
#define SSL_CERT_FLAG_SUITEB_128_LOS 0x30000
/* Perform all sorts of protocol violations for testing purposes */
#define SSL_CERT_FLAG_BROKEN_PROTOCOL 0x10000000
/* Flags for building certificate chains */
/* Treat any existing certificates as untrusted CAs */
#define SSL_BUILD_CHAIN_FLAG_UNTRUSTED 0x1
/* Don't include root CA in chain */
#define SSL_BUILD_CHAIN_FLAG_NO_ROOT 0x2
/* Flags returned by SSL_check_chain */
/* Certificate can be used with this session */
#define CERT_PKEY_VALID 0x1
/* Certificate can also be used for signing */
#define CERT_PKEY_SIGN 0x2
/* EE certificate signing algorithm OK */
#define CERT_PKEY_EE_SIGNATURE 0x10
/* CA signature algorithms OK */
#define CERT_PKEY_CA_SIGNATURE 0x20
/* EE certificate parameters OK */
#define CERT_PKEY_EE_PARAM 0x40
/* CA certificate parameters OK */
#define CERT_PKEY_CA_PARAM 0x80
/* Signing explicitly allowed as opposed to SHA1 fallback */
#define CERT_PKEY_EXPLICIT_SIGN 0x100
/* Client CA issuer names match (always set for server cert) */
#define CERT_PKEY_ISSUER_NAME 0x200
/* Cert type matches client types (always set for server cert) */
#define CERT_PKEY_CERT_TYPE 0x400
/* Cert chain suitable to Suite B */
#define CERT_PKEY_SUITEB 0x800
#define SSL_CONF_FLAG_CMDLINE 0x1
#define SSL_CONF_FLAG_FILE 0x2
#define SSL_CONF_FLAG_CLIENT 0x4
#define SSL_CONF_FLAG_SERVER 0x8
#define SSL_CONF_FLAG_SHOW_ERRORS 0x10
#define SSL_CONF_FLAG_CERTIFICATE 0x20
/* Configuration value types */
#define SSL_CONF_TYPE_UNKNOWN 0x0
#define SSL_CONF_TYPE_STRING 0x1
#define SSL_CONF_TYPE_FILE 0x2
#define SSL_CONF_TYPE_DIR 0x3
/* When set, clients may send application data before receipt of CCS
* and Finished. This mode enables full-handshakes to 'complete' in
* one RTT. */
#define SSL_MODE_HANDSHAKE_CUTTHROUGH 0x00000080L
/* When set, TLS 1.0 and SSLv3, multi-byte, CBC records will be split in two:
* the first record will contain a single byte and the second will contain the
* rest of the bytes. This effectively randomises the IV and prevents BEAST
* attacks. */
#define SSL_MODE_CBC_RECORD_SPLITTING 0x00000100L
/* Note: SSL[_CTX]_set_{options,mode} use |= op on the previous value,
* they cannot be used to clear bits. */
#define SSL_CTX_set_options(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,(op),NULL)
#define SSL_CTX_clear_options(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
#define SSL_CTX_get_options(ctx) \
SSL_CTX_ctrl((ctx),SSL_CTRL_OPTIONS,0,NULL)
#define SSL_set_options(ssl,op) \
SSL_ctrl((ssl),SSL_CTRL_OPTIONS,(op),NULL)
#define SSL_clear_options(ssl,op) \
SSL_ctrl((ssl),SSL_CTRL_CLEAR_OPTIONS,(op),NULL)
#define SSL_get_options(ssl) \
SSL_ctrl((ssl),SSL_CTRL_OPTIONS,0,NULL)
#define SSL_CTX_set_mode(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,(op),NULL)
#define SSL_CTX_clear_mode(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_MODE,(op),NULL)
#define SSL_CTX_get_mode(ctx) \
SSL_CTX_ctrl((ctx),SSL_CTRL_MODE,0,NULL)
#define SSL_clear_mode(ssl,op) \
SSL_ctrl((ssl),SSL_CTRL_CLEAR_MODE,(op),NULL)
#define SSL_set_mode(ssl,op) \
SSL_ctrl((ssl),SSL_CTRL_MODE,(op),NULL)
#define SSL_get_mode(ssl) \
SSL_ctrl((ssl),SSL_CTRL_MODE,0,NULL)
#define SSL_set_mtu(ssl, mtu) \
SSL_ctrl((ssl),SSL_CTRL_SET_MTU,(mtu),NULL)
#define SSL_get_secure_renegotiation_support(ssl) \
SSL_ctrl((SSL*) (ssl), SSL_CTRL_GET_RI_SUPPORT, 0, NULL)
#ifndef OPENSSL_NO_HEARTBEATS
#define SSL_heartbeat(ssl) \
SSL_ctrl((ssl),SSL_CTRL_TLS_EXT_SEND_HEARTBEAT,0,NULL)
#endif
#define SSL_CTX_set_cert_flags(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_CERT_FLAGS,(op),NULL)
#define SSL_set_cert_flags(s,op) \
SSL_ctrl((s),SSL_CTRL_CERT_FLAGS,(op),NULL)
#define SSL_CTX_clear_cert_flags(ctx,op) \
SSL_CTX_ctrl((ctx),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
#define SSL_clear_cert_flags(s,op) \
SSL_ctrl((s),SSL_CTRL_CLEAR_CERT_FLAGS,(op),NULL)
void SSL_CTX_set_msg_callback(SSL_CTX *ctx, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg));
void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg));
#define SSL_CTX_set_msg_callback_arg(ctx, arg) SSL_CTX_ctrl((ctx), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
#define SSL_set_msg_callback_arg(ssl, arg) SSL_ctrl((ssl), SSL_CTRL_SET_MSG_CALLBACK_ARG, 0, (arg))
struct ssl_aead_ctx_st;
typedef struct ssl_aead_ctx_st SSL_AEAD_CTX;
#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32)
#define SSL_MAX_CERT_LIST_DEFAULT 1024*30 /* 30k max cert list :-) */
#else
#define SSL_MAX_CERT_LIST_DEFAULT 1024*100 /* 100k max cert list :-) */
#endif
#define SSL_SESSION_CACHE_MAX_SIZE_DEFAULT (1024*20)
/* This callback type is used inside SSL_CTX, SSL, and in the functions that set
* them. It is used to override the generation of SSL/TLS session IDs in a
* server. Return value should be zero on an error, non-zero to proceed. Also,
* callbacks should themselves check if the id they generate is unique otherwise
* the SSL handshake will fail with an error - callbacks can do this using the
* 'ssl' value they're passed by;
* SSL_has_matching_session_id(ssl, id, *id_len)
* The length value passed in is set at the maximum size the session ID can be.
* In SSLv2 this is 16 bytes, whereas SSLv3/TLSv1 it is 32 bytes. The callback
* can alter this length to be less if desired, but under SSLv2 session IDs are
* supposed to be fixed at 16 bytes so the id will be padded after the callback
* returns in this case. It is also an error for the callback to set the size to
* zero. */
typedef int (*GEN_SESSION_CB)(const SSL *ssl, unsigned char *id,
unsigned int *id_len);
typedef struct ssl_comp_st SSL_COMP;
#ifndef OPENSSL_NO_SSL_INTERN
struct ssl_comp_st
{
int id;
const char *name;
char *method;
};
DECLARE_STACK_OF(SSL_COMP)
DECLARE_LHASH_OF(SSL_SESSION);
/* ssl_cipher_preference_list_st contains a list of SSL_CIPHERs with
* equal-preference groups. For TLS clients, the groups are moot because the
* server picks the cipher and groups cannot be expressed on the wire. However,
* for servers, the equal-preference groups allow the client's preferences to
* be partially respected. (This only has an effect with
* SSL_OP_CIPHER_SERVER_PREFERENCE).
*
* The equal-preference groups are expressed by grouping SSL_CIPHERs together.
* All elements of a group have the same priority: no ordering is expressed
* within a group.
*
* The values in |ciphers| are in one-to-one correspondence with
* |in_group_flags|. (That is, sk_SSL_CIPHER_num(ciphers) is the number of
* bytes in |in_group_flags|.) The bytes in |in_group_flags| are either 1, to
* indicate that the corresponding SSL_CIPHER is not the last element of a
* group, or 0 to indicate that it is.
*
* For example, if |in_group_flags| contains all zeros then that indicates a
* traditional, fully-ordered preference. Every SSL_CIPHER is the last element
* of the group (i.e. they are all in a one-element group).
*
* For a more complex example, consider:
* ciphers: A B C D E F
* in_group_flags: 1 1 0 0 1 0
*
* That would express the following, order:
*
* A E
* B -> D -> F
* C
*/
struct ssl_cipher_preference_list_st
{
STACK_OF(SSL_CIPHER) *ciphers;
unsigned char *in_group_flags;
};
struct ssl_ctx_st
{
const SSL_METHOD *method;
struct ssl_cipher_preference_list_st *cipher_list;
/* same as above but sorted for lookup */
STACK_OF(SSL_CIPHER) *cipher_list_by_id;
/* cipher_list_tls11 is the list of ciphers when TLS 1.1 or greater is
* in use. This only applies to server connections as, for clients, the
* version number is known at connect time and so the cipher list can
* be set then. */
struct ssl_cipher_preference_list_st *cipher_list_tls11;
struct x509_store_st /* X509_STORE */ *cert_store;
LHASH_OF(SSL_SESSION) *sessions;
/* Most session-ids that will be cached, default is
* SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */
unsigned long session_cache_size;
struct ssl_session_st *session_cache_head;
struct ssl_session_st *session_cache_tail;
/* This can have one of 2 values, ored together,
* SSL_SESS_CACHE_CLIENT,
* SSL_SESS_CACHE_SERVER,
* Default is SSL_SESSION_CACHE_SERVER, which means only
* SSL_accept which cache SSL_SESSIONS. */
int session_cache_mode;
/* If timeout is not 0, it is the default timeout value set
* when SSL_new() is called. This has been put in to make
* life easier to set things up */
long session_timeout;
/* If this callback is not null, it will be called each
* time a session id is added to the cache. If this function
* returns 1, it means that the callback will do a
* SSL_SESSION_free() when it has finished using it. Otherwise,
* on 0, it means the callback has finished with it.
* If remove_session_cb is not null, it will be called when
* a session-id is removed from the cache. After the call,
* OpenSSL will SSL_SESSION_free() it. */
int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess);
void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess);
SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl,
unsigned char *data,int len,int *copy);
struct
{
int sess_connect; /* SSL new conn - started */
int sess_connect_renegotiate;/* SSL reneg - requested */
int sess_connect_good; /* SSL new conne/reneg - finished */
int sess_accept; /* SSL new accept - started */
int sess_accept_renegotiate;/* SSL reneg - requested */
int sess_accept_good; /* SSL accept/reneg - finished */
int sess_miss; /* session lookup misses */
int sess_timeout; /* reuse attempt on timeouted session */
int sess_cache_full; /* session removed due to full cache */
int sess_hit; /* session reuse actually done */
int sess_cb_hit; /* session-id that was not
* in the cache was
* passed back via the callback. This
* indicates that the application is
* supplying session-id's from other
* processes - spooky :-) */
} stats;
int references;
/* if defined, these override the X509_verify_cert() calls */
int (*app_verify_callback)(X509_STORE_CTX *, void *);
void *app_verify_arg;
/* before OpenSSL 0.9.7, 'app_verify_arg' was ignored
* ('app_verify_callback' was called with just one argument) */
/* Default password callback. */
pem_password_cb *default_passwd_callback;
/* Default password callback user data. */
void *default_passwd_callback_userdata;
/* get client cert callback */
int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
/* get channel id callback */
void (*channel_id_cb)(SSL *ssl, EVP_PKEY **pkey);
/* cookie generate callback */
int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie,
unsigned int *cookie_len);
/* verify cookie callback */
int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie,
unsigned int cookie_len);
CRYPTO_EX_DATA ex_data;
const EVP_MD *rsa_md5;/* For SSLv2 - name is 'ssl2-md5' */
const EVP_MD *md5; /* For SSLv3/TLSv1 'ssl3-md5' */
const EVP_MD *sha1; /* For SSLv3/TLSv1 'ssl3->sha1' */
STACK_OF(X509) *extra_certs;
STACK_OF(SSL_COMP) *comp_methods; /* stack of SSL_COMP, SSLv3/TLSv1 */
/* Default values used when no per-SSL value is defined follow */
void (*info_callback)(const SSL *ssl,int type,int val); /* used if SSL's info_callback is NULL */
/* what we put in client cert requests */
STACK_OF(X509_NAME) *client_CA;
/* Default values to use in SSL structures follow (these are copied by SSL_new) */
unsigned long options;
unsigned long mode;
long max_cert_list;
struct cert_st /* CERT */ *cert;
int read_ahead;
/* callback that allows applications to peek at protocol messages */
void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
void *msg_callback_arg;
int verify_mode;
unsigned int sid_ctx_length;
unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
int (*default_verify_callback)(int ok,X509_STORE_CTX *ctx); /* called 'verify_callback' in the SSL */
/* Default generate session ID callback. */
GEN_SESSION_CB generate_session_id;
X509_VERIFY_PARAM *param;
#if 0
int purpose; /* Purpose setting */
int trust; /* Trust setting */
#endif
int quiet_shutdown;
/* Maximum amount of data to send in one fragment.
* actual record size can be more than this due to
* padding and MAC overheads.
*/
unsigned int max_send_fragment;
#ifndef OPENSSL_ENGINE
/* Engine to pass requests for client certs to
*/
ENGINE *client_cert_engine;
#endif
#ifndef OPENSSL_NO_TLSEXT
/* TLS extensions servername callback */
int (*tlsext_servername_callback)(SSL*, int *, void *);
void *tlsext_servername_arg;
/* RFC 4507 session ticket keys */
unsigned char tlsext_tick_key_name[16];
unsigned char tlsext_tick_hmac_key[16];
unsigned char tlsext_tick_aes_key[16];
/* Callback to support customisation of ticket key setting */
int (*tlsext_ticket_key_cb)(SSL *ssl,
unsigned char *name, unsigned char *iv,
EVP_CIPHER_CTX *ectx,
HMAC_CTX *hctx, int enc);
/* certificate status request info */
/* Callback for status request */
int (*tlsext_status_cb)(SSL *ssl, void *arg);
void *tlsext_status_arg;
/* draft-rescorla-tls-opaque-prf-input-00.txt information */
int (*tlsext_opaque_prf_input_callback)(SSL *, void *peerinput, size_t len, void *arg);
void *tlsext_opaque_prf_input_callback_arg;
#endif
#ifndef OPENSSL_NO_PSK
char *psk_identity_hint;
unsigned int (*psk_client_callback)(SSL *ssl, const char *hint, char *identity,
unsigned int max_identity_len, unsigned char *psk,
unsigned int max_psk_len);
unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
unsigned char *psk, unsigned int max_psk_len);
#endif
#ifndef OPENSSL_NO_BUF_FREELISTS
#define SSL_MAX_BUF_FREELIST_LEN_DEFAULT 32
unsigned int freelist_max_len;
struct ssl3_buf_freelist_st *wbuf_freelist;
struct ssl3_buf_freelist_st *rbuf_freelist;
/* retain_only_sha256_of_client_certs is true if we should compute the
* SHA256 hash of the peer's certifiate and then discard it to save
* memory and session space. Only effective on the server side. */
char retain_only_sha256_of_client_certs;
#endif
#ifndef OPENSSL_NO_TLSEXT
# ifndef OPENSSL_NO_NEXTPROTONEG
/* Next protocol negotiation information */
/* (for experimental NPN extension). */
/* For a server, this contains a callback function by which the set of
* advertised protocols can be provided. */
int (*next_protos_advertised_cb)(SSL *s, const unsigned char **buf,
unsigned int *len, void *arg);
void *next_protos_advertised_cb_arg;
/* For a client, this contains a callback function that selects the
* next protocol from the list provided by the server. */
int (*next_proto_select_cb)(SSL *s, unsigned char **out,
unsigned char *outlen,
const unsigned char *in,
unsigned int inlen,
void *arg);
void *next_proto_select_cb_arg;
# endif
/* ALPN information
* (we are in the process of transitioning from NPN to ALPN.) */
/* For a server, this contains a callback function that allows the
* server to select the protocol for the connection.
* out: on successful return, this must point to the raw protocol
* name (without the length prefix).
* outlen: on successful return, this contains the length of |*out|.
* in: points to the client's list of supported protocols in
* wire-format.
* inlen: the length of |in|. */
int (*alpn_select_cb)(SSL *s,
const unsigned char **out,
unsigned char *outlen,
const unsigned char* in,
unsigned int inlen,
void *arg);
void *alpn_select_cb_arg;
/* For a client, this contains the list of supported protocols in wire
* format. */
unsigned char* alpn_client_proto_list;
unsigned alpn_client_proto_list_len;
/* SRTP profiles we are willing to do from RFC 5764 */
STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles;
# ifndef OPENSSL_NO_EC
/* EC extension values inherited by SSL structure */
size_t tlsext_ecpointformatlist_length;
unsigned char *tlsext_ecpointformatlist;
size_t tlsext_ellipticcurvelist_length;
unsigned char *tlsext_ellipticcurvelist;
# endif /* OPENSSL_NO_EC */
int (*tlsext_authz_server_audit_proof_cb)(SSL *s, void *arg);
void *tlsext_authz_server_audit_proof_cb_arg;
#endif
/* Arrays containing the callbacks for custom TLS Extensions. */
custom_cli_ext_record *custom_cli_ext_records;
size_t custom_cli_ext_records_count;
custom_srv_ext_record *custom_srv_ext_records;
size_t custom_srv_ext_records_count;
/* If true, a client will advertise the Channel ID extension and a
* server will echo it. */
char tlsext_channel_id_enabled;
/* tlsext_channel_id_enabled_new is a hack to support both old and new
* ChannelID signatures. It indicates that a client should advertise the
* new ChannelID extension number. */
char tlsext_channel_id_enabled_new;
/* The client's Channel ID private key. */
EVP_PKEY *tlsext_channel_id_private;
};
#endif
#define SSL_SESS_CACHE_OFF 0x0000
#define SSL_SESS_CACHE_CLIENT 0x0001
#define SSL_SESS_CACHE_SERVER 0x0002
#define SSL_SESS_CACHE_BOTH (SSL_SESS_CACHE_CLIENT|SSL_SESS_CACHE_SERVER)
#define SSL_SESS_CACHE_NO_AUTO_CLEAR 0x0080
/* enough comments already ... see SSL_CTX_set_session_cache_mode(3) */
#define SSL_SESS_CACHE_NO_INTERNAL_LOOKUP 0x0100
#define SSL_SESS_CACHE_NO_INTERNAL_STORE 0x0200
#define SSL_SESS_CACHE_NO_INTERNAL \
(SSL_SESS_CACHE_NO_INTERNAL_LOOKUP|SSL_SESS_CACHE_NO_INTERNAL_STORE)
LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx);
#define SSL_CTX_sess_number(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_NUMBER,0,NULL)
#define SSL_CTX_sess_connect(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT,0,NULL)
#define SSL_CTX_sess_connect_good(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_GOOD,0,NULL)
#define SSL_CTX_sess_connect_renegotiate(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CONNECT_RENEGOTIATE,0,NULL)
#define SSL_CTX_sess_accept(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT,0,NULL)
#define SSL_CTX_sess_accept_renegotiate(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_RENEGOTIATE,0,NULL)
#define SSL_CTX_sess_accept_good(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_ACCEPT_GOOD,0,NULL)
#define SSL_CTX_sess_hits(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_HIT,0,NULL)
#define SSL_CTX_sess_cb_hits(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CB_HIT,0,NULL)
#define SSL_CTX_sess_misses(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_MISSES,0,NULL)
#define SSL_CTX_sess_timeouts(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_TIMEOUTS,0,NULL)
#define SSL_CTX_sess_cache_full(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SESS_CACHE_FULL,0,NULL)
/* SSL_CTX_enable_tls_channel_id configures a TLS server to accept TLS client
* IDs from clients. Returns 1 on success. */
#define SSL_CTX_enable_tls_channel_id(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CHANNEL_ID,0,NULL)
void SSL_CTX_sess_set_new_cb(SSL_CTX *ctx, int (*new_session_cb)(struct ssl_st *ssl,SSL_SESSION *sess));
int (*SSL_CTX_sess_get_new_cb(SSL_CTX *ctx))(struct ssl_st *ssl, SSL_SESSION *sess);
void SSL_CTX_sess_set_remove_cb(SSL_CTX *ctx, void (*remove_session_cb)(struct ssl_ctx_st *ctx,SSL_SESSION *sess));
void (*SSL_CTX_sess_get_remove_cb(SSL_CTX *ctx))(struct ssl_ctx_st *ctx, SSL_SESSION *sess);
void SSL_CTX_sess_set_get_cb(SSL_CTX *ctx, SSL_SESSION *(*get_session_cb)(struct ssl_st *ssl, unsigned char *data,int len,int *copy));
SSL_SESSION *(*SSL_CTX_sess_get_get_cb(SSL_CTX *ctx))(struct ssl_st *ssl, unsigned char *Data, int len, int *copy);
/* SSL_magic_pending_session_ptr returns a magic SSL_SESSION* which indicates
* that the session isn't currently unavailable. SSL_get_error will then return
* SSL_ERROR_PENDING_SESSION and the handshake can be retried later when the
* lookup has completed. */
SSL_SESSION *SSL_magic_pending_session_ptr(void);
void SSL_CTX_set_info_callback(SSL_CTX *ctx, void (*cb)(const SSL *ssl,int type,int val));
void (*SSL_CTX_get_info_callback(SSL_CTX *ctx))(const SSL *ssl,int type,int val);
void SSL_CTX_set_client_cert_cb(SSL_CTX *ctx, int (*client_cert_cb)(SSL *ssl, X509 **x509, EVP_PKEY **pkey));
int (*SSL_CTX_get_client_cert_cb(SSL_CTX *ctx))(SSL *ssl, X509 **x509, EVP_PKEY **pkey);
void SSL_CTX_set_channel_id_cb(SSL_CTX *ctx, void (*channel_id_cb)(SSL *ssl, EVP_PKEY **pkey));
void (*SSL_CTX_get_channel_id_cb(SSL_CTX *ctx))(SSL *ssl, EVP_PKEY **pkey);
#ifndef OPENSSL_NO_ENGINE
int SSL_CTX_set_client_cert_engine(SSL_CTX *ctx, ENGINE *e);
#endif
void SSL_CTX_set_cookie_generate_cb(SSL_CTX *ctx, int (*app_gen_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len));
void SSL_CTX_set_cookie_verify_cb(SSL_CTX *ctx, int (*app_verify_cookie_cb)(SSL *ssl, unsigned char *cookie, unsigned int cookie_len));
#ifndef OPENSSL_NO_NEXTPROTONEG
void SSL_CTX_set_next_protos_advertised_cb(SSL_CTX *s,
int (*cb) (SSL *ssl,
const unsigned char **out,
unsigned int *outlen,
void *arg), void *arg);
void SSL_CTX_set_next_proto_select_cb(SSL_CTX *s,
int (*cb) (SSL *ssl, unsigned char **out,
unsigned char *outlen,
const unsigned char *in,
unsigned int inlen, void *arg),
void *arg);
void SSL_get0_next_proto_negotiated(const SSL *s,
const unsigned char **data, unsigned *len);
#endif
#ifndef OPENSSL_NO_TLSEXT
int SSL_select_next_proto(unsigned char **out, unsigned char *outlen,
const unsigned char *in, unsigned int inlen,
const unsigned char *client, unsigned int client_len);
#endif
#define OPENSSL_NPN_UNSUPPORTED 0
#define OPENSSL_NPN_NEGOTIATED 1
#define OPENSSL_NPN_NO_OVERLAP 2
int SSL_CTX_set_alpn_protos(SSL_CTX *ctx, const unsigned char* protos,
unsigned protos_len);
int SSL_set_alpn_protos(SSL *ssl, const unsigned char* protos,
unsigned protos_len);
void SSL_CTX_set_alpn_select_cb(SSL_CTX* ctx,
int (*cb) (SSL *ssl,
const unsigned char **out,
unsigned char *outlen,
const unsigned char *in,
unsigned int inlen,
void *arg),
void *arg);
void SSL_get0_alpn_selected(const SSL *ssl, const unsigned char **data,
unsigned *len);
#ifndef OPENSSL_NO_PSK
/* the maximum length of the buffer given to callbacks containing the
* resulting identity/psk */
#define PSK_MAX_IDENTITY_LEN 128
#define PSK_MAX_PSK_LEN 256
void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
unsigned int (*psk_client_callback)(SSL *ssl, const char *hint,
char *identity, unsigned int max_identity_len, unsigned char *psk,
unsigned int max_psk_len));
void SSL_set_psk_client_callback(SSL *ssl,
unsigned int (*psk_client_callback)(SSL *ssl, const char *hint,
char *identity, unsigned int max_identity_len, unsigned char *psk,
unsigned int max_psk_len));
void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
unsigned char *psk, unsigned int max_psk_len));
void SSL_set_psk_server_callback(SSL *ssl,
unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
unsigned char *psk, unsigned int max_psk_len));
int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint);
int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint);
const char *SSL_get_psk_identity_hint(const SSL *s);
const char *SSL_get_psk_identity(const SSL *s);
#endif
#ifndef OPENSSL_NO_TLSEXT
/* Register callbacks to handle custom TLS Extensions as client or server.
*
* Returns nonzero on success. You cannot register twice for the same
* extension number, and registering for an extension number already
* handled by OpenSSL will succeed, but the callbacks will not be invoked.
*
* NULL can be registered for any callback function. For the client
* functions, a NULL custom_cli_ext_first_cb_fn sends an empty ClientHello
* Extension, and a NULL custom_cli_ext_second_cb_fn ignores the ServerHello
* response (if any).
*
* For the server functions, a NULL custom_srv_ext_first_cb_fn means the
* ClientHello extension's data will be ignored, but the extension will still
* be noted and custom_srv_ext_second_cb_fn will still be invoked. A NULL
* custom_srv_ext_second_cb doesn't send a ServerHello extension.
*/
int SSL_CTX_set_custom_cli_ext(SSL_CTX *ctx, unsigned short ext_type,
custom_cli_ext_first_cb_fn fn1,
custom_cli_ext_second_cb_fn fn2, void *arg);
int SSL_CTX_set_custom_srv_ext(SSL_CTX *ctx, unsigned short ext_type,
custom_srv_ext_first_cb_fn fn1,
custom_srv_ext_second_cb_fn fn2, void *arg);
#endif
#define SSL_NOTHING 1
#define SSL_WRITING 2
#define SSL_READING 3
#define SSL_X509_LOOKUP 4
#define SSL_CHANNEL_ID_LOOKUP 5
#define SSL_PENDING_SESSION 7
/* These will only be used when doing non-blocking IO */
#define SSL_want_nothing(s) (SSL_want(s) == SSL_NOTHING)
#define SSL_want_read(s) (SSL_want(s) == SSL_READING)
#define SSL_want_write(s) (SSL_want(s) == SSL_WRITING)
#define SSL_want_x509_lookup(s) (SSL_want(s) == SSL_X509_LOOKUP)
#define SSL_want_channel_id_lookup(s) (SSL_want(s) == SSL_CHANNEL_ID_LOOKUP)
#define SSL_want_session(s) (SSL_want(s) == SSL_PENDING_SESSION)
#define SSL_MAC_FLAG_READ_MAC_STREAM 1
#define SSL_MAC_FLAG_WRITE_MAC_STREAM 2
#ifndef OPENSSL_NO_SSL_INTERN
struct ssl_st
{
/* protocol version
* (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION, DTLS1_VERSION)
*/
int version;
int type; /* SSL_ST_CONNECT or SSL_ST_ACCEPT */
const SSL_METHOD *method; /* SSLv3 */
/* There are 2 BIO's even though they are normally both the
* same. This is so data can be read and written to different
* handlers */
#ifndef OPENSSL_NO_BIO
BIO *rbio; /* used by SSL_read */
BIO *wbio; /* used by SSL_write */
BIO *bbio; /* used during session-id reuse to concatenate
* messages */
#else
char *rbio; /* used by SSL_read */
char *wbio; /* used by SSL_write */
char *bbio;
#endif
/* This holds a variable that indicates what we were doing
* when a 0 or -1 is returned. This is needed for
* non-blocking IO so we know what request needs re-doing when
* in SSL_accept or SSL_connect */
int rwstate;
/* true when we are actually in SSL_accept() or SSL_connect() */
int in_handshake;
int (*handshake_func)(SSL *);
/* Imagine that here's a boolean member "init" that is
* switched as soon as SSL_set_{accept/connect}_state
* is called for the first time, so that "state" and
* "handshake_func" are properly initialized. But as
* handshake_func is == 0 until then, we use this
* test instead of an "init" member.
*/
int server; /* are we the server side? - mostly used by SSL_clear*/
int new_session;/* Generate a new session or reuse an old one.
* NB: For servers, the 'new' session may actually be a previously
* cached session or even the previous session unless
* SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION is set */
int quiet_shutdown;/* don't send shutdown packets */
int shutdown; /* we have shut things down, 0x01 sent, 0x02
* for received */
int state; /* where we are */
int rstate; /* where we are when reading */
BUF_MEM *init_buf; /* buffer used during init */
void *init_msg; /* pointer to handshake message body, set by ssl3_get_message() */
int init_num; /* amount read/written */
int init_off; /* amount read/written */
/* used internally to point at a raw packet */
unsigned char *packet;
unsigned int packet_length;
struct ssl2_state_st *s2; /* SSLv2 variables */
struct ssl3_state_st *s3; /* SSLv3 variables */
struct dtls1_state_st *d1; /* DTLSv1 variables */
int read_ahead; /* Read as many input bytes as possible
* (for non-blocking reads) */
/* callback that allows applications to peek at protocol messages */
void (*msg_callback)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg);
void *msg_callback_arg;
int hit; /* reusing a previous session */
X509_VERIFY_PARAM *param;
#if 0
int purpose; /* Purpose setting */
int trust; /* Trust setting */
#endif
/* crypto */
struct ssl_cipher_preference_list_st *cipher_list;
STACK_OF(SSL_CIPHER) *cipher_list_by_id;
/* These are the ones being used, the ones in SSL_SESSION are
* the ones to be 'copied' into these ones */
int mac_flags;
SSL_AEAD_CTX *aead_read_ctx; /* AEAD context. If non-NULL, then
|enc_read_ctx| and |read_hash| are
ignored. */
EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */
EVP_MD_CTX *read_hash; /* used for mac generation */
char *expand;
SSL_AEAD_CTX *aead_write_ctx; /* AEAD context. If non-NULL, then
|enc_write_ctx| and |write_hash| are
ignored. */
EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */
EVP_MD_CTX *write_hash; /* used for mac generation */
char *compress;
/* session info */
/* client cert? */
/* This is used to hold the server certificate used */
struct cert_st /* CERT */ *cert;
/* the session_id_context is used to ensure sessions are only reused
* in the appropriate context */
unsigned int sid_ctx_length;
unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH];
/* This can also be in the session once a session is established */
SSL_SESSION *session;
/* Default generate session ID callback. */
GEN_SESSION_CB generate_session_id;
/* Used in SSL2 and SSL3 */
int verify_mode; /* 0 don't care about verify failure.
* 1 fail if verify fails */
int (*verify_callback)(int ok,X509_STORE_CTX *ctx); /* fail if callback returns 0 */
void (*info_callback)(const SSL *ssl,int type,int val); /* optional informational callback */
int error; /* error bytes to be written */
int error_code; /* actual code */
#ifndef OPENSSL_NO_PSK
unsigned int (*psk_client_callback)(SSL *ssl, const char *hint, char *identity,
unsigned int max_identity_len, unsigned char *psk,
unsigned int max_psk_len);
unsigned int (*psk_server_callback)(SSL *ssl, const char *identity,
unsigned char *psk, unsigned int max_psk_len);
#endif
SSL_CTX *ctx;
/* set this flag to 1 and a sleep(1) is put into all SSL_read()
* and SSL_write() calls, good for nbio debuging :-) */
int debug;
/* extra application data */
long verify_result;
CRYPTO_EX_DATA ex_data;
/* for server side, keep the list of CA_dn we can use */
STACK_OF(X509_NAME) *client_CA;
int references;
unsigned long options; /* protocol behaviour */
unsigned long mode; /* API behaviour */
long max_cert_list;
int first_packet;
int client_version; /* what was passed, used for
* SSLv3/TLS rollback check */
unsigned int max_send_fragment;
#ifndef OPENSSL_NO_TLSEXT
/* TLS extension debug callback */
void (*tlsext_debug_cb)(SSL *s, int client_server, int type,
unsigned char *data, int len,
void *arg);
void *tlsext_debug_arg;
char *tlsext_hostname;
int servername_done; /* no further mod of servername
0 : call the servername extension callback.
1 : prepare 2, allow last ack just after in server callback.
2 : don't call servername callback, no ack in server hello
*/
/* certificate status request info */
/* Status type or -1 if no status type */
int tlsext_status_type;
/* Expect OCSP CertificateStatus message */
int tlsext_status_expected;
/* OCSP status request only */
STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids;
X509_EXTENSIONS *tlsext_ocsp_exts;
/* OCSP response received or to be sent */
unsigned char *tlsext_ocsp_resp;
int tlsext_ocsp_resplen;
/* RFC4507 session ticket expected to be received or sent */
int tlsext_ticket_expected;
#ifndef OPENSSL_NO_EC
size_t tlsext_ecpointformatlist_length;
unsigned char *tlsext_ecpointformatlist; /* our list */
size_t tlsext_ellipticcurvelist_length;
unsigned char *tlsext_ellipticcurvelist; /* our list */
#endif /* OPENSSL_NO_EC */
/* draft-rescorla-tls-opaque-prf-input-00.txt information to be used for handshakes */
void *tlsext_opaque_prf_input;
size_t tlsext_opaque_prf_input_len;
/* TLS Session Ticket extension override */
TLS_SESSION_TICKET_EXT *tlsext_session_ticket;
/* TLS Session Ticket extension callback */
tls_session_ticket_ext_cb_fn tls_session_ticket_ext_cb;
void *tls_session_ticket_ext_cb_arg;
/* TLS pre-shared secret session resumption */
tls_session_secret_cb_fn tls_session_secret_cb;
void *tls_session_secret_cb_arg;
SSL_CTX * initial_ctx; /* initial ctx, used to store sessions */
#ifndef OPENSSL_NO_NEXTPROTONEG
/* Next protocol negotiation. For the client, this is the protocol that
* we sent in NextProtocol and is set when handling ServerHello
* extensions.
*
* For a server, this is the client's selected_protocol from
* NextProtocol and is set when handling the NextProtocol message,
* before the Finished message. */
unsigned char *next_proto_negotiated;
unsigned char next_proto_negotiated_len;
#endif
#define session_ctx initial_ctx
STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles; /* What we'll do */
SRTP_PROTECTION_PROFILE *srtp_profile; /* What's been chosen */
unsigned int tlsext_heartbeat; /* Is use of the Heartbeat extension negotiated?
0: disabled
1: enabled
2: enabled, but not allowed to send Requests
*/
unsigned int tlsext_hb_pending; /* Indicates if a HeartbeatRequest is in flight */
unsigned int tlsext_hb_seq; /* HeartbeatRequest sequence number */
/* Copied from the SSL_CTX. For a server, means that we'll accept
* Channel IDs from clients. For a client, means that we'll advertise
* support. */
char tlsext_channel_id_enabled;
/* The client's Channel ID private key. */
EVP_PKEY *tlsext_channel_id_private;
/* For a client, this contains the list of supported protocols in wire
* format. */
unsigned char* alpn_client_proto_list;
unsigned alpn_client_proto_list_len;
#else
#define session_ctx ctx
#endif /* OPENSSL_NO_TLSEXT */
int renegotiate;/* 1 if we are renegotiating.
* 2 if we are a server and are inside a handshake
* (i.e. not just sending a HelloRequest) */
#ifndef OPENSSL_NO_DANE
unsigned char *tlsa_record;
int tlsa_witness;
#endif
};
#endif
#ifdef __cplusplus
}
#endif
#include <openssl/ssl2.h>
#include <openssl/ssl3.h>
#include <openssl/tls1.h> /* This is mostly sslv3 with a few tweaks */
#include <openssl/dtls1.h> /* Datagram TLS */
#include <openssl/ssl23.h>
#include <openssl/srtp.h> /* Support for the use_srtp extension */
#ifdef __cplusplus
extern "C" {
#endif
/* compatibility */
#define SSL_set_app_data(s,arg) (SSL_set_ex_data(s,0,(char *)arg))
#define SSL_get_app_data(s) (SSL_get_ex_data(s,0))
#define SSL_SESSION_set_app_data(s,a) (SSL_SESSION_set_ex_data(s,0,(char *)a))
#define SSL_SESSION_get_app_data(s) (SSL_SESSION_get_ex_data(s,0))
#define SSL_CTX_get_app_data(ctx) (SSL_CTX_get_ex_data(ctx,0))
#define SSL_CTX_set_app_data(ctx,arg) (SSL_CTX_set_ex_data(ctx,0,(char *)arg))
/* The following are the possible values for ssl->state are are
* used to indicate where we are up to in the SSL connection establishment.
* The macros that follow are about the only things you should need to use
* and even then, only when using non-blocking IO.
* It can also be useful to work out where you were when the connection
* failed */
#define SSL_ST_CONNECT 0x1000
#define SSL_ST_ACCEPT 0x2000
#define SSL_ST_MASK 0x0FFF
#define SSL_ST_INIT (SSL_ST_CONNECT|SSL_ST_ACCEPT)
#define SSL_ST_BEFORE 0x4000
#define SSL_ST_OK 0x03
#define SSL_ST_RENEGOTIATE (0x04|SSL_ST_INIT)
#define SSL_CB_LOOP 0x01
#define SSL_CB_EXIT 0x02
#define SSL_CB_READ 0x04
#define SSL_CB_WRITE 0x08
#define SSL_CB_ALERT 0x4000 /* used in callback */
#define SSL_CB_READ_ALERT (SSL_CB_ALERT|SSL_CB_READ)
#define SSL_CB_WRITE_ALERT (SSL_CB_ALERT|SSL_CB_WRITE)
#define SSL_CB_ACCEPT_LOOP (SSL_ST_ACCEPT|SSL_CB_LOOP)
#define SSL_CB_ACCEPT_EXIT (SSL_ST_ACCEPT|SSL_CB_EXIT)
#define SSL_CB_CONNECT_LOOP (SSL_ST_CONNECT|SSL_CB_LOOP)
#define SSL_CB_CONNECT_EXIT (SSL_ST_CONNECT|SSL_CB_EXIT)
#define SSL_CB_HANDSHAKE_START 0x10
#define SSL_CB_HANDSHAKE_DONE 0x20
/* Is the SSL_connection established? */
#define SSL_get_state(a) SSL_state(a)
#define SSL_is_init_finished(a) (SSL_state(a) == SSL_ST_OK)
#define SSL_in_init(a) ((SSL_state(a)&SSL_ST_INIT) && \
!SSL_cutthrough_complete(a))
#define SSL_in_before(a) (SSL_state(a)&SSL_ST_BEFORE)
#define SSL_in_connect_init(a) (SSL_state(a)&SSL_ST_CONNECT)
#define SSL_in_accept_init(a) (SSL_state(a)&SSL_ST_ACCEPT)
int SSL_cutthrough_complete(const SSL *s);
/* The following 2 states are kept in ssl->rstate when reads fail,
* you should not need these */
#define SSL_ST_READ_HEADER 0xF0
#define SSL_ST_READ_BODY 0xF1
#define SSL_ST_READ_DONE 0xF2
/* Obtain latest Finished message
* -- that we sent (SSL_get_finished)
* -- that we expected from peer (SSL_get_peer_finished).
* Returns length (0 == no Finished so far), copies up to 'count' bytes. */
size_t SSL_get_finished(const SSL *s, void *buf, size_t count);
size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count);
/* use either SSL_VERIFY_NONE or SSL_VERIFY_PEER, the last 3 options
* are 'ored' with SSL_VERIFY_PEER if they are desired */
#define SSL_VERIFY_NONE 0x00
#define SSL_VERIFY_PEER 0x01
#define SSL_VERIFY_FAIL_IF_NO_PEER_CERT 0x02
#define SSL_VERIFY_CLIENT_ONCE 0x04
#define SSL_VERIFY_PEER_IF_NO_OBC 0x08
#define OpenSSL_add_ssl_algorithms() SSL_library_init()
#define SSLeay_add_ssl_algorithms() SSL_library_init()
/* this is for backward compatibility */
#if 0 /* NEW_SSLEAY */
#define SSL_CTX_set_default_verify(a,b,c) SSL_CTX_set_verify(a,b,c)
#define SSL_set_pref_cipher(c,n) SSL_set_cipher_list(c,n)
#define SSL_add_session(a,b) SSL_CTX_add_session((a),(b))
#define SSL_remove_session(a,b) SSL_CTX_remove_session((a),(b))
#define SSL_flush_sessions(a,b) SSL_CTX_flush_sessions((a),(b))
#endif
/* More backward compatibility */
#define SSL_get_cipher(s) \
SSL_CIPHER_get_name(SSL_get_current_cipher(s))
#define SSL_get_cipher_bits(s,np) \
SSL_CIPHER_get_bits(SSL_get_current_cipher(s),np)
#define SSL_get_cipher_version(s) \
SSL_CIPHER_get_version(SSL_get_current_cipher(s))
#define SSL_get_cipher_name(s) \
SSL_CIPHER_get_name(SSL_get_current_cipher(s))
#define SSL_get_time(a) SSL_SESSION_get_time(a)
#define SSL_set_time(a,b) SSL_SESSION_set_time((a),(b))
#define SSL_get_timeout(a) SSL_SESSION_get_timeout(a)
#define SSL_set_timeout(a,b) SSL_SESSION_set_timeout((a),(b))
#define d2i_SSL_SESSION_bio(bp,s_id) ASN1_d2i_bio_of(SSL_SESSION,SSL_SESSION_new,d2i_SSL_SESSION,bp,s_id)
#define i2d_SSL_SESSION_bio(bp,s_id) ASN1_i2d_bio_of(SSL_SESSION,i2d_SSL_SESSION,bp,s_id)
DECLARE_PEM_rw(SSL_SESSION, SSL_SESSION)
#define SSL_AD_REASON_OFFSET 1000 /* offset to get SSL_R_... value from SSL_AD_... */
/* These alert types are for SSLv3 and TLSv1 */
#define SSL_AD_CLOSE_NOTIFY SSL3_AD_CLOSE_NOTIFY
#define SSL_AD_UNEXPECTED_MESSAGE SSL3_AD_UNEXPECTED_MESSAGE /* fatal */
#define SSL_AD_BAD_RECORD_MAC SSL3_AD_BAD_RECORD_MAC /* fatal */
#define SSL_AD_DECRYPTION_FAILED TLS1_AD_DECRYPTION_FAILED
#define SSL_AD_RECORD_OVERFLOW TLS1_AD_RECORD_OVERFLOW
#define SSL_AD_DECOMPRESSION_FAILURE SSL3_AD_DECOMPRESSION_FAILURE/* fatal */
#define SSL_AD_HANDSHAKE_FAILURE SSL3_AD_HANDSHAKE_FAILURE/* fatal */
#define SSL_AD_NO_CERTIFICATE SSL3_AD_NO_CERTIFICATE /* Not for TLS */
#define SSL_AD_BAD_CERTIFICATE SSL3_AD_BAD_CERTIFICATE
#define SSL_AD_UNSUPPORTED_CERTIFICATE SSL3_AD_UNSUPPORTED_CERTIFICATE
#define SSL_AD_CERTIFICATE_REVOKED SSL3_AD_CERTIFICATE_REVOKED
#define SSL_AD_CERTIFICATE_EXPIRED SSL3_AD_CERTIFICATE_EXPIRED
#define SSL_AD_CERTIFICATE_UNKNOWN SSL3_AD_CERTIFICATE_UNKNOWN
#define SSL_AD_ILLEGAL_PARAMETER SSL3_AD_ILLEGAL_PARAMETER /* fatal */
#define SSL_AD_UNKNOWN_CA TLS1_AD_UNKNOWN_CA /* fatal */
#define SSL_AD_ACCESS_DENIED TLS1_AD_ACCESS_DENIED /* fatal */
#define SSL_AD_DECODE_ERROR TLS1_AD_DECODE_ERROR /* fatal */
#define SSL_AD_DECRYPT_ERROR TLS1_AD_DECRYPT_ERROR
#define SSL_AD_EXPORT_RESTRICTION TLS1_AD_EXPORT_RESTRICTION/* fatal */
#define SSL_AD_PROTOCOL_VERSION TLS1_AD_PROTOCOL_VERSION /* fatal */
#define SSL_AD_INSUFFICIENT_SECURITY TLS1_AD_INSUFFICIENT_SECURITY/* fatal */
#define SSL_AD_INTERNAL_ERROR TLS1_AD_INTERNAL_ERROR /* fatal */
#define SSL_AD_USER_CANCELLED TLS1_AD_USER_CANCELLED
#define SSL_AD_NO_RENEGOTIATION TLS1_AD_NO_RENEGOTIATION
#define SSL_AD_UNSUPPORTED_EXTENSION TLS1_AD_UNSUPPORTED_EXTENSION
#define SSL_AD_CERTIFICATE_UNOBTAINABLE TLS1_AD_CERTIFICATE_UNOBTAINABLE
#define SSL_AD_UNRECOGNIZED_NAME TLS1_AD_UNRECOGNIZED_NAME
#define SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE TLS1_AD_BAD_CERTIFICATE_STATUS_RESPONSE
#define SSL_AD_BAD_CERTIFICATE_HASH_VALUE TLS1_AD_BAD_CERTIFICATE_HASH_VALUE
#define SSL_AD_UNKNOWN_PSK_IDENTITY TLS1_AD_UNKNOWN_PSK_IDENTITY /* fatal */
#define SSL_AD_INAPPROPRIATE_FALLBACK SSL3_AD_INAPPROPRIATE_FALLBACK /* fatal */
#define SSL_ERROR_NONE 0
#define SSL_ERROR_SSL 1
#define SSL_ERROR_WANT_READ 2
#define SSL_ERROR_WANT_WRITE 3
#define SSL_ERROR_WANT_X509_LOOKUP 4
#define SSL_ERROR_SYSCALL 5 /* look at error stack/return value/errno */
#define SSL_ERROR_ZERO_RETURN 6
#define SSL_ERROR_WANT_CONNECT 7
#define SSL_ERROR_WANT_ACCEPT 8
#define SSL_ERROR_WANT_CHANNEL_ID_LOOKUP 9
#define SSL_ERROR_PENDING_SESSION 11
#define SSL_CTRL_NEED_TMP_RSA 1
#define SSL_CTRL_SET_TMP_RSA 2
#define SSL_CTRL_SET_TMP_DH 3
#define SSL_CTRL_SET_TMP_ECDH 4
#define SSL_CTRL_SET_TMP_RSA_CB 5
#define SSL_CTRL_SET_TMP_DH_CB 6
#define SSL_CTRL_SET_TMP_ECDH_CB 7
#define SSL_CTRL_GET_SESSION_REUSED 8
#define SSL_CTRL_GET_CLIENT_CERT_REQUEST 9
#define SSL_CTRL_GET_NUM_RENEGOTIATIONS 10
#define SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS 11
#define SSL_CTRL_GET_TOTAL_RENEGOTIATIONS 12
#define SSL_CTRL_GET_FLAGS 13
#define SSL_CTRL_EXTRA_CHAIN_CERT 14
#define SSL_CTRL_SET_MSG_CALLBACK 15
#define SSL_CTRL_SET_MSG_CALLBACK_ARG 16
/* only applies to datagram connections */
#define SSL_CTRL_SET_MTU 17
/* Stats */
#define SSL_CTRL_SESS_NUMBER 20
#define SSL_CTRL_SESS_CONNECT 21
#define SSL_CTRL_SESS_CONNECT_GOOD 22
#define SSL_CTRL_SESS_CONNECT_RENEGOTIATE 23
#define SSL_CTRL_SESS_ACCEPT 24
#define SSL_CTRL_SESS_ACCEPT_GOOD 25
#define SSL_CTRL_SESS_ACCEPT_RENEGOTIATE 26
#define SSL_CTRL_SESS_HIT 27
#define SSL_CTRL_SESS_CB_HIT 28
#define SSL_CTRL_SESS_MISSES 29
#define SSL_CTRL_SESS_TIMEOUTS 30
#define SSL_CTRL_SESS_CACHE_FULL 31
#define SSL_CTRL_OPTIONS 32
#define SSL_CTRL_MODE 33
#define SSL_CTRL_GET_READ_AHEAD 40
#define SSL_CTRL_SET_READ_AHEAD 41
#define SSL_CTRL_SET_SESS_CACHE_SIZE 42
#define SSL_CTRL_GET_SESS_CACHE_SIZE 43
#define SSL_CTRL_SET_SESS_CACHE_MODE 44
#define SSL_CTRL_GET_SESS_CACHE_MODE 45
#define SSL_CTRL_GET_MAX_CERT_LIST 50
#define SSL_CTRL_SET_MAX_CERT_LIST 51
#define SSL_CTRL_SET_MAX_SEND_FRAGMENT 52
/* see tls1.h for macros based on these */
#ifndef OPENSSL_NO_TLSEXT
#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_DEBUG_CB 56
#define SSL_CTRL_SET_TLSEXT_DEBUG_ARG 57
#define SSL_CTRL_GET_TLSEXT_TICKET_KEYS 58
#define SSL_CTRL_SET_TLSEXT_TICKET_KEYS 59
#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT 60
#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB 61
#define SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG 62
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB 63
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_CB_ARG 64
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_TYPE 65
#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_EXTS 66
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_EXTS 67
#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_IDS 68
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_IDS 69
#define SSL_CTRL_GET_TLSEXT_STATUS_REQ_OCSP_RESP 70
#define SSL_CTRL_SET_TLSEXT_STATUS_REQ_OCSP_RESP 71
#define SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB 72
#define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME_CB 75
#define SSL_CTRL_SET_SRP_VERIFY_PARAM_CB 76
#define SSL_CTRL_SET_SRP_GIVE_CLIENT_PWD_CB 77
#define SSL_CTRL_SET_SRP_ARG 78
#define SSL_CTRL_SET_TLS_EXT_SRP_USERNAME 79
#define SSL_CTRL_SET_TLS_EXT_SRP_STRENGTH 80
#define SSL_CTRL_SET_TLS_EXT_SRP_PASSWORD 81
#ifndef OPENSSL_NO_HEARTBEATS
#define SSL_CTRL_TLS_EXT_SEND_HEARTBEAT 85
#define SSL_CTRL_GET_TLS_EXT_HEARTBEAT_PENDING 86
#define SSL_CTRL_SET_TLS_EXT_HEARTBEAT_NO_REQUESTS 87
#endif
/* Callback for verifying audit proofs (client only) */
#define SSL_CTRL_SET_TLSEXT_AUTHZ_SERVER_AUDIT_PROOF_CB 95
#define SSL_CTRL_SET_TLSEXT_AUTHZ_SERVER_AUDIT_PROOF_CB_ARG 96
#endif /* OPENSSL_NO_TLSEXT */
#define DTLS_CTRL_GET_TIMEOUT 73
#define DTLS_CTRL_HANDLE_TIMEOUT 74
#define DTLS_CTRL_LISTEN 75
#define SSL_CTRL_GET_RI_SUPPORT 76
#define SSL_CTRL_CLEAR_OPTIONS 77
#define SSL_CTRL_CLEAR_MODE 78
#define SSL_CTRL_GET_EXTRA_CHAIN_CERTS 82
#define SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS 83
#define SSL_CTRL_CHAIN 88
#define SSL_CTRL_CHAIN_CERT 89
#define SSL_CTRL_GET_CURVES 90
#define SSL_CTRL_SET_CURVES 91
#define SSL_CTRL_SET_CURVES_LIST 92
#define SSL_CTRL_GET_SHARED_CURVE 93
#define SSL_CTRL_SET_ECDH_AUTO 94
#define SSL_CTRL_SET_SIGALGS 97
#define SSL_CTRL_SET_SIGALGS_LIST 98
#define SSL_CTRL_CERT_FLAGS 99
#define SSL_CTRL_CLEAR_CERT_FLAGS 100
#define SSL_CTRL_SET_CLIENT_SIGALGS 101
#define SSL_CTRL_SET_CLIENT_SIGALGS_LIST 102
#define SSL_CTRL_GET_CLIENT_CERT_TYPES 103
#define SSL_CTRL_SET_CLIENT_CERT_TYPES 104
#define SSL_CTRL_BUILD_CERT_CHAIN 105
#define SSL_CTRL_SET_VERIFY_CERT_STORE 106
#define SSL_CTRL_SET_CHAIN_CERT_STORE 107
#define SSL_CTRL_GET_PEER_SIGNATURE_NID 108
#define SSL_CTRL_GET_SERVER_TMP_KEY 109
#define SSL_CTRL_GET_RAW_CIPHERLIST 110
#define SSL_CTRL_GET_EC_POINT_FORMATS 111
#define SSL_CTRL_GET_TLSA_RECORD 112
#define SSL_CTRL_SET_TLSA_RECORD 113
#define SSL_CTRL_PULL_TLSA_RECORD 114
#define SSL_CTRL_GET_CHAIN_CERTS 115
#define SSL_CTRL_SELECT_CURRENT_CERT 116
#define SSL_CTRL_CHANNEL_ID 117
#define SSL_CTRL_GET_CHANNEL_ID 118
#define SSL_CTRL_SET_CHANNEL_ID 119
#define DTLSv1_get_timeout(ssl, arg) \
SSL_ctrl(ssl,DTLS_CTRL_GET_TIMEOUT,0, (void *)arg)
#define DTLSv1_handle_timeout(ssl) \
SSL_ctrl(ssl,DTLS_CTRL_HANDLE_TIMEOUT,0, NULL)
#define DTLSv1_listen(ssl, peer) \
SSL_ctrl(ssl,DTLS_CTRL_LISTEN,0, (void *)peer)
#define SSL_session_reused(ssl) \
SSL_ctrl((ssl),SSL_CTRL_GET_SESSION_REUSED,0,NULL)
#define SSL_num_renegotiations(ssl) \
SSL_ctrl((ssl),SSL_CTRL_GET_NUM_RENEGOTIATIONS,0,NULL)
#define SSL_clear_num_renegotiations(ssl) \
SSL_ctrl((ssl),SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS,0,NULL)
#define SSL_total_renegotiations(ssl) \
SSL_ctrl((ssl),SSL_CTRL_GET_TOTAL_RENEGOTIATIONS,0,NULL)
#define SSL_CTX_need_tmp_RSA(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_NEED_TMP_RSA,0,NULL)
#define SSL_CTX_set_tmp_rsa(ctx,rsa) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
#define SSL_CTX_set_tmp_dh(ctx,dh) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
#define SSL_CTX_set_tmp_ecdh(ctx,ecdh) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
#define SSL_need_tmp_RSA(ssl) \
SSL_ctrl(ssl,SSL_CTRL_NEED_TMP_RSA,0,NULL)
#define SSL_set_tmp_rsa(ssl,rsa) \
SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA,0,(char *)rsa)
#define SSL_set_tmp_dh(ssl,dh) \
SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH,0,(char *)dh)
#define SSL_set_tmp_ecdh(ssl,ecdh) \
SSL_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH,0,(char *)ecdh)
/* SSL_enable_tls_channel_id either configures a TLS server to accept TLS client
* IDs from clients, or configure a client to send TLS client IDs to server.
* Returns 1 on success. */
#define SSL_enable_tls_channel_id(s) \
SSL_ctrl(s,SSL_CTRL_CHANNEL_ID,0,NULL)
/* SSL_set1_tls_channel_id configures a TLS client to send a TLS Channel ID to
* compatible servers. private_key must be a P-256 EVP_PKEY*. Returns 1 on
* success. */
#define SSL_set1_tls_channel_id(s, private_key) \
SSL_ctrl(s,SSL_CTRL_SET_CHANNEL_ID,0,(void*)private_key)
#define SSL_CTX_set1_tls_channel_id(ctx, private_key) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHANNEL_ID,0,(void*)private_key)
/* SSL_get_tls_channel_id gets the client's TLS Channel ID from a server SSL*
* and copies up to the first |channel_id_len| bytes into |channel_id|. The
* Channel ID consists of the client's P-256 public key as an (x,y) pair where
* each is a 32-byte, big-endian field element. Returns 0 if the client didn't
* offer a Channel ID and the length of the complete Channel ID otherwise. */
#define SSL_get_tls_channel_id(ctx, channel_id, channel_id_len) \
SSL_ctrl(ctx,SSL_CTRL_GET_CHANNEL_ID,channel_id_len,(void*)channel_id)
#define SSL_CTX_add_extra_chain_cert(ctx,x509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_EXTRA_CHAIN_CERT,0,(char *)x509)
#define SSL_CTX_get_extra_chain_certs(ctx,px509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_EXTRA_CHAIN_CERTS,0,px509)
#define SSL_CTX_clear_extra_chain_certs(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CLEAR_EXTRA_CHAIN_CERTS,0,NULL)
#define SSL_CTX_set0_chain(ctx,sk) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)sk)
#define SSL_CTX_set1_chain(ctx,sk) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)sk)
#define SSL_CTX_add0_chain_cert(ctx,x509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)x509)
#define SSL_CTX_add1_chain_cert(ctx,x509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)x509)
#define SSL_CTX_get0_chain_certs(ctx,px509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
#define SSL_CTX_clear_chain_certs(ctx) \
SSL_CTX_set0_chain(ctx,NULL)
#define SSL_CTX_build_cert_chain(ctx, flags) \
SSL_CTX_ctrl(ctx,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
#define SSL_CTX_select_current_cert(ctx,x509) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)x509)
#define SSL_CTX_set0_verify_cert_store(ctx,st) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)st)
#define SSL_CTX_set1_verify_cert_store(ctx,st) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)st)
#define SSL_CTX_set0_chain_cert_store(ctx,st) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)st)
#define SSL_CTX_set1_chain_cert_store(ctx,st) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)st)
#define SSL_set0_chain(ctx,sk) \
SSL_ctrl(ctx,SSL_CTRL_CHAIN,0,(char *)sk)
#define SSL_set1_chain(ctx,sk) \
SSL_ctrl(ctx,SSL_CTRL_CHAIN,1,(char *)sk)
#define SSL_add0_chain_cert(ctx,x509) \
SSL_ctrl(ctx,SSL_CTRL_CHAIN_CERT,0,(char *)x509)
#define SSL_add1_chain_cert(ctx,x509) \
SSL_ctrl(ctx,SSL_CTRL_CHAIN_CERT,1,(char *)x509)
#define SSL_get0_chain_certs(ctx,px509) \
SSL_ctrl(ctx,SSL_CTRL_GET_CHAIN_CERTS,0,px509)
#define SSL_clear_chain_certs(ctx) \
SSL_set0_chain(ctx,NULL)
#define SSL_build_cert_chain(s, flags) \
SSL_ctrl(s,SSL_CTRL_BUILD_CERT_CHAIN, flags, NULL)
#define SSL_select_current_cert(ctx,x509) \
SSL_ctrl(ctx,SSL_CTRL_SELECT_CURRENT_CERT,0,(char *)x509)
#define SSL_set0_verify_cert_store(s,st) \
SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,0,(char *)st)
#define SSL_set1_verify_cert_store(s,st) \
SSL_ctrl(s,SSL_CTRL_SET_VERIFY_CERT_STORE,1,(char *)st)
#define SSL_set0_chain_cert_store(s,st) \
SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,0,(char *)st)
#define SSL_set1_chain_cert_store(s,st) \
SSL_ctrl(s,SSL_CTRL_SET_CHAIN_CERT_STORE,1,(char *)st)
#define SSL_get1_curves(ctx, s) \
SSL_ctrl(ctx,SSL_CTRL_GET_CURVES,0,(char *)s)
#define SSL_CTX_set1_curves(ctx, clist, clistlen) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CURVES,clistlen,(char *)clist)
#define SSL_CTX_set1_curves_list(ctx, s) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CURVES_LIST,0,(char *)s)
#define SSL_set1_curves(ctx, clist, clistlen) \
SSL_ctrl(ctx,SSL_CTRL_SET_CURVES,clistlen,(char *)clist)
#define SSL_set1_curves_list(ctx, s) \
SSL_ctrl(ctx,SSL_CTRL_SET_CURVES_LIST,0,(char *)s)
#define SSL_get_shared_curve(s, n) \
SSL_ctrl(s,SSL_CTRL_GET_SHARED_CURVE,n,NULL)
#define SSL_CTX_set_ecdh_auto(ctx, onoff) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_ECDH_AUTO,onoff,NULL)
#define SSL_set_ecdh_auto(s, onoff) \
SSL_ctrl(s,SSL_CTRL_SET_ECDH_AUTO,onoff,NULL)
#define SSL_CTX_set1_sigalgs(ctx, slist, slistlen) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS,slistlen,(int *)slist)
#define SSL_CTX_set1_sigalgs_list(ctx, s) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)s)
#define SSL_set1_sigalgs(ctx, slist, slistlen) \
SSL_ctrl(ctx,SSL_CTRL_SET_SIGALGS,clistlen,(int *)slist)
#define SSL_set1_sigalgs_list(ctx, s) \
SSL_ctrl(ctx,SSL_CTRL_SET_SIGALGS_LIST,0,(char *)s)
#define SSL_CTX_set1_client_sigalgs(ctx, slist, slistlen) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,slistlen,(int *)slist)
#define SSL_CTX_set1_client_sigalgs_list(ctx, s) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)s)
#define SSL_set1_client_sigalgs(ctx, slist, slistlen) \
SSL_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS,clistlen,(int *)slist)
#define SSL_set1_client_sigalgs_list(ctx, s) \
SSL_ctrl(ctx,SSL_CTRL_SET_CLIENT_SIGALGS_LIST,0,(char *)s)
#define SSL_get0_certificate_types(s, clist) \
SSL_ctrl(s, SSL_CTRL_GET_CLIENT_CERT_TYPES, 0, (char *)clist)
#define SSL_CTX_set1_client_certificate_types(ctx, clist, clistlen) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen,(char *)clist)
#define SSL_set1_client_certificate_types(s, clist, clistlen) \
SSL_ctrl(s,SSL_CTRL_SET_CLIENT_CERT_TYPES,clistlen,(char *)clist)
#define SSL_get_peer_signature_nid(s, pn) \
SSL_ctrl(s,SSL_CTRL_GET_PEER_SIGNATURE_NID,0,pn)
#define SSL_get_server_tmp_key(s, pk) \
SSL_ctrl(s,SSL_CTRL_GET_SERVER_TMP_KEY,0,pk)
#define SSL_get0_raw_cipherlist(s, plst) \
SSL_ctrl(s,SSL_CTRL_GET_RAW_CIPHERLIST,0,(char *)plst)
#define SSL_get0_ec_point_formats(s, plst) \
SSL_ctrl(s,SSL_CTRL_GET_EC_POINT_FORMATS,0,(char *)plst)
#define SSL_set_tlsa_record(s,tlsa) \
SSL_ctrl(s,SSL_CTRL_SET_TLSA_RECORD,0,(void *)tlsa)
#define SSL_pull_tlsa_record(s,host,port) \
SSL_ctrl(s,SSL_CTRL_PULL_TLSA_RECORD,port,host)
#ifndef OPENSSL_NO_BIO
BIO_METHOD *BIO_f_ssl(void);
BIO *BIO_new_ssl(SSL_CTX *ctx,int client);
BIO *BIO_new_ssl_connect(SSL_CTX *ctx);
BIO *BIO_new_buffer_ssl_connect(SSL_CTX *ctx);
int BIO_ssl_copy_session_id(BIO *to,BIO *from);
void BIO_ssl_shutdown(BIO *ssl_bio);
#endif
int SSL_CTX_set_cipher_list(SSL_CTX *,const char *str);
int SSL_CTX_set_cipher_list_tls11(SSL_CTX *,const char *str);
SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth);
void SSL_CTX_free(SSL_CTX *);
long SSL_CTX_set_timeout(SSL_CTX *ctx,long t);
long SSL_CTX_get_timeout(const SSL_CTX *ctx);
X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *);
void SSL_CTX_set_cert_store(SSL_CTX *,X509_STORE *);
int SSL_want(const SSL *s);
int SSL_clear(SSL *s);
void SSL_CTX_flush_sessions(SSL_CTX *ctx,long tm);
const SSL_CIPHER *SSL_get_current_cipher(const SSL *s);
int SSL_CIPHER_get_bits(const SSL_CIPHER *c,int *alg_bits);
const char * SSL_CIPHER_get_version(const SSL_CIPHER *c);
const char * SSL_CIPHER_get_name(const SSL_CIPHER *c);
unsigned long SSL_CIPHER_get_id(const SSL_CIPHER *c);
int SSL_get_fd(const SSL *s);
int SSL_get_rfd(const SSL *s);
int SSL_get_wfd(const SSL *s);
const char * SSL_get_cipher_list(const SSL *s,int n);
char * SSL_get_shared_ciphers(const SSL *s, char *buf, int len);
int SSL_get_read_ahead(const SSL * s);
int SSL_pending(const SSL *s);
#ifndef OPENSSL_NO_SOCK
int SSL_set_fd(SSL *s, int fd);
int SSL_set_rfd(SSL *s, int fd);
int SSL_set_wfd(SSL *s, int fd);
#endif
#ifndef OPENSSL_NO_BIO
void SSL_set_bio(SSL *s, BIO *rbio,BIO *wbio);
BIO * SSL_get_rbio(const SSL *s);
BIO * SSL_get_wbio(const SSL *s);
#endif
int SSL_set_cipher_list(SSL *s, const char *str);
void SSL_set_read_ahead(SSL *s, int yes);
int SSL_get_verify_mode(const SSL *s);
int SSL_get_verify_depth(const SSL *s);
int (*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *);
void SSL_set_verify(SSL *s, int mode,
int (*callback)(int ok,X509_STORE_CTX *ctx));
void SSL_set_verify_depth(SSL *s, int depth);
void SSL_set_cert_cb(SSL *s, int (*cb)(SSL *ssl, void *arg), void *arg);
#ifndef OPENSSL_NO_RSA
int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa);
#endif
int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len);
int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey);
int SSL_use_PrivateKey_ASN1(int pk,SSL *ssl, const unsigned char *d, long len);
int SSL_use_certificate(SSL *ssl, X509 *x);
int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len);
#ifndef OPENSSL_NO_TLSEXT
/* Set authz data for the current active cert. */
int SSL_CTX_use_authz(SSL_CTX *ctx, unsigned char *authz, size_t authz_length);
int SSL_use_authz(SSL *ssl, unsigned char *authz, size_t authz_length);
/* Get the authz of type 'type' associated with the current active cert. */
const unsigned char *SSL_CTX_get_authz_data(SSL_CTX *ctx, unsigned char type,
size_t *data_length);
#ifndef OPENSSL_NO_STDIO
int SSL_CTX_use_authz_file(SSL_CTX *ctx, const char *file);
int SSL_use_authz_file(SSL *ssl, const char *file);
#endif
/* Set serverinfo data for the current active cert. */
int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
size_t serverinfo_length);
#ifndef OPENSSL_NO_STDIO
int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file);
#endif /* NO_STDIO */
#endif
#ifndef OPENSSL_NO_STDIO
int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type);
int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type);
int SSL_use_certificate_file(SSL *ssl, const char *file, int type);
int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type);
int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type);
int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file); /* PEM type */
STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file);
int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
const char *file);
#ifndef OPENSSL_SYS_VMS
#ifndef OPENSSL_SYS_MACINTOSH_CLASSIC /* XXXXX: Better scheme needed! [was: #ifndef MAC_OS_pre_X] */
int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stackCAs,
const char *dir);
#endif
#endif
#endif
void SSL_load_error_strings(void );
const char *SSL_state_string(const SSL *s);
const char *SSL_rstate_string(const SSL *s);
const char *SSL_state_string_long(const SSL *s);
const char *SSL_rstate_string_long(const SSL *s);
long SSL_SESSION_get_time(const SSL_SESSION *s);
long SSL_SESSION_set_time(SSL_SESSION *s, long t);
long SSL_SESSION_get_timeout(const SSL_SESSION *s);
long SSL_SESSION_set_timeout(SSL_SESSION *s, long t);
void SSL_copy_session_id(SSL *to,const SSL *from);
X509 *SSL_SESSION_get0_peer(SSL_SESSION *s);
int SSL_SESSION_set1_id_context(SSL_SESSION *s,const unsigned char *sid_ctx,
unsigned int sid_ctx_len);
SSL_SESSION *SSL_SESSION_new(void);
const unsigned char *SSL_SESSION_get_id(const SSL_SESSION *s,
unsigned int *len);
unsigned int SSL_SESSION_get_compress_id(const SSL_SESSION *s);
#ifndef OPENSSL_NO_FP_API
int SSL_SESSION_print_fp(FILE *fp,const SSL_SESSION *ses);
#endif
#ifndef OPENSSL_NO_BIO
int SSL_SESSION_print(BIO *fp,const SSL_SESSION *ses);
#endif
#ifndef OPENSSL_NO_TLSEXT
unsigned char *SSL_SESSION_get_tlsext_authz_server_audit_proof(SSL_SESSION *s,
size_t *proof_length);
#endif
void SSL_SESSION_free(SSL_SESSION *ses);
int i2d_SSL_SESSION(SSL_SESSION *in,unsigned char **pp);
int SSL_set_session(SSL *to, SSL_SESSION *session);
int SSL_CTX_add_session(SSL_CTX *s, SSL_SESSION *c);
int SSL_CTX_remove_session(SSL_CTX *,SSL_SESSION *c);
int SSL_CTX_set_generate_session_id(SSL_CTX *, GEN_SESSION_CB);
int SSL_set_generate_session_id(SSL *, GEN_SESSION_CB);
int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
unsigned int id_len);
SSL_SESSION *d2i_SSL_SESSION(SSL_SESSION **a,const unsigned char **pp,
long length);
#ifdef HEADER_X509_H
X509 * SSL_get_peer_certificate(const SSL *s);
#endif
STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s);
int SSL_CTX_get_verify_mode(const SSL_CTX *ctx);
int SSL_CTX_get_verify_depth(const SSL_CTX *ctx);
int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *);
void SSL_CTX_set_verify(SSL_CTX *ctx,int mode,
int (*callback)(int, X509_STORE_CTX *));
void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth);
void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg);
void SSL_CTX_set_cert_cb(SSL_CTX *c, int (*cb)(SSL *ssl, void *arg), void *arg);
#ifndef OPENSSL_NO_RSA
int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
#endif
int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len);
int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey);
int SSL_CTX_use_PrivateKey_ASN1(int pk,SSL_CTX *ctx,
const unsigned char *d, long len);
int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x);
int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d);
void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb);
void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *u);
int SSL_CTX_check_private_key(const SSL_CTX *ctx);
int SSL_check_private_key(const SSL *ctx);
int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
unsigned int sid_ctx_len);
SSL * SSL_new(SSL_CTX *ctx);
int SSL_set_session_id_context(SSL *ssl,const unsigned char *sid_ctx,
unsigned int sid_ctx_len);
int SSL_CTX_set_purpose(SSL_CTX *s, int purpose);
int SSL_set_purpose(SSL *s, int purpose);
int SSL_CTX_set_trust(SSL_CTX *s, int trust);
int SSL_set_trust(SSL *s, int trust);
int SSL_CTX_set1_param(SSL_CTX *ctx, X509_VERIFY_PARAM *vpm);
int SSL_set1_param(SSL *ssl, X509_VERIFY_PARAM *vpm);
X509_VERIFY_PARAM *SSL_CTX_get0_param(SSL_CTX *ctx);
X509_VERIFY_PARAM *SSL_get0_param(SSL *ssl);
void SSL_certs_clear(SSL *s);
void SSL_free(SSL *ssl);
int SSL_accept(SSL *ssl);
int SSL_connect(SSL *ssl);
int SSL_read(SSL *ssl,void *buf,int num);
int SSL_peek(SSL *ssl,void *buf,int num);
int SSL_write(SSL *ssl,const void *buf,int num);
long SSL_ctrl(SSL *ssl,int cmd, long larg, void *parg);
long SSL_callback_ctrl(SSL *, int, void (*)(void));
long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd, long larg, void *parg);
long SSL_CTX_callback_ctrl(SSL_CTX *, int, void (*)(void));
int SSL_get_error(const SSL *s,int ret_code);
const char *SSL_get_version(const SSL *s);
int SSL_CIPHER_is_AES(const SSL_CIPHER *c);
int SSL_CIPHER_has_MD5_HMAC(const SSL_CIPHER *c);
int SSL_CIPHER_is_AESGCM(const SSL_CIPHER *c);
int SSL_CIPHER_is_CHACHA20POLY1305(const SSL_CIPHER *c);
/* This sets the 'default' SSL version that SSL_new() will create */
int SSL_CTX_set_ssl_version(SSL_CTX *ctx, const SSL_METHOD *meth);
const SSL_METHOD *SSLv3_method(void); /* SSLv3 */
const SSL_METHOD *SSLv3_server_method(void); /* SSLv3 */
const SSL_METHOD *SSLv3_client_method(void); /* SSLv3 */
const SSL_METHOD *SSLv23_method(void); /* SSLv3 but can rollback to v2 */
const SSL_METHOD *SSLv23_server_method(void); /* SSLv3 but can rollback to v2 */
const SSL_METHOD *SSLv23_client_method(void); /* SSLv3 but can rollback to v2 */
const SSL_METHOD *TLSv1_method(void); /* TLSv1.0 */
const SSL_METHOD *TLSv1_server_method(void); /* TLSv1.0 */
const SSL_METHOD *TLSv1_client_method(void); /* TLSv1.0 */
const SSL_METHOD *TLSv1_1_method(void); /* TLSv1.1 */
const SSL_METHOD *TLSv1_1_server_method(void); /* TLSv1.1 */
const SSL_METHOD *TLSv1_1_client_method(void); /* TLSv1.1 */
const SSL_METHOD *TLSv1_2_method(void); /* TLSv1.2 */
const SSL_METHOD *TLSv1_2_server_method(void); /* TLSv1.2 */
const SSL_METHOD *TLSv1_2_client_method(void); /* TLSv1.2 */
const SSL_METHOD *DTLSv1_method(void); /* DTLSv1.0 */
const SSL_METHOD *DTLSv1_server_method(void); /* DTLSv1.0 */
const SSL_METHOD *DTLSv1_client_method(void); /* DTLSv1.0 */
const SSL_METHOD *DTLSv1_2_method(void); /* DTLSv1.2 */
const SSL_METHOD *DTLSv1_2_server_method(void); /* DTLSv1.2 */
const SSL_METHOD *DTLSv1_2_client_method(void); /* DTLSv1.2 */
const SSL_METHOD *DTLS_method(void); /* DTLS 1.0 and 1.2 */
const SSL_METHOD *DTLS_server_method(void); /* DTLS 1.0 and 1.2 */
const SSL_METHOD *DTLS_client_method(void); /* DTLS 1.0 and 1.2 */
STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s);
int SSL_do_handshake(SSL *s);
int SSL_renegotiate(SSL *s);
int SSL_renegotiate_abbreviated(SSL *s);
int SSL_renegotiate_pending(SSL *s);
int SSL_shutdown(SSL *s);
const SSL_METHOD *SSL_CTX_get_ssl_method(SSL_CTX *ctx);
const SSL_METHOD *SSL_get_ssl_method(SSL *s);
int SSL_set_ssl_method(SSL *s, const SSL_METHOD *method);
const char *SSL_alert_type_string_long(int value);
const char *SSL_alert_type_string(int value);
const char *SSL_alert_desc_string_long(int value);
const char *SSL_alert_desc_string(int value);
void SSL_set_client_CA_list(SSL *s, STACK_OF(X509_NAME) *name_list);
void SSL_CTX_set_client_CA_list(SSL_CTX *ctx, STACK_OF(X509_NAME) *name_list);
STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s);
STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *s);
int SSL_add_client_CA(SSL *ssl,X509 *x);
int SSL_CTX_add_client_CA(SSL_CTX *ctx,X509 *x);
void SSL_set_connect_state(SSL *s);
void SSL_set_accept_state(SSL *s);
long SSL_get_default_timeout(const SSL *s);
int SSL_library_init(void );
const char *SSL_CIPHER_description(const SSL_CIPHER *,char *buf,int size);
STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk);
X509 *SSL_get_certificate(const SSL *ssl);
/* EVP_PKEY */ struct evp_pkey_st *SSL_get_privatekey(const SSL *ssl);
X509 *SSL_CTX_get0_certificate(const SSL_CTX *ctx);
EVP_PKEY *SSL_CTX_get0_privatekey(const SSL_CTX *ctx);
void SSL_CTX_set_quiet_shutdown(SSL_CTX *ctx,int mode);
int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx);
void SSL_set_quiet_shutdown(SSL *ssl,int mode);
int SSL_get_quiet_shutdown(const SSL *ssl);
void SSL_set_shutdown(SSL *ssl,int mode);
int SSL_get_shutdown(const SSL *ssl);
int SSL_version(const SSL *ssl);
int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx);
int SSL_CTX_load_verify_locations(SSL_CTX *ctx, const char *CAfile,
const char *CApath);
#define SSL_get0_session SSL_get_session /* just peek at pointer */
SSL_SESSION *SSL_get_session(const SSL *ssl);
SSL_SESSION *SSL_get1_session(SSL *ssl); /* obtain a reference count */
SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl);
SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx);
void SSL_set_info_callback(SSL *ssl,
void (*cb)(const SSL *ssl,int type,int val));
void (*SSL_get_info_callback(const SSL *ssl))(const SSL *ssl,int type,int val);
int SSL_state(const SSL *ssl);
void SSL_set_state(SSL *ssl, int state);
void SSL_set_verify_result(SSL *ssl,long v);
long SSL_get_verify_result(const SSL *ssl);
int SSL_set_ex_data(SSL *ssl,int idx,void *data);
void *SSL_get_ex_data(const SSL *ssl,int idx);
int SSL_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int SSL_SESSION_set_ex_data(SSL_SESSION *ss,int idx,void *data);
void *SSL_SESSION_get_ex_data(const SSL_SESSION *ss,int idx);
int SSL_SESSION_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int SSL_CTX_set_ex_data(SSL_CTX *ssl,int idx,void *data);
void *SSL_CTX_get_ex_data(const SSL_CTX *ssl,int idx);
int SSL_CTX_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int SSL_get_ex_data_X509_STORE_CTX_idx(void );
#define SSL_CTX_sess_set_cache_size(ctx,t) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_SIZE,t,NULL)
#define SSL_CTX_sess_get_cache_size(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_SIZE,0,NULL)
#define SSL_CTX_set_session_cache_mode(ctx,m) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_SESS_CACHE_MODE,m,NULL)
#define SSL_CTX_get_session_cache_mode(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_SESS_CACHE_MODE,0,NULL)
#define SSL_CTX_get_default_read_ahead(ctx) SSL_CTX_get_read_ahead(ctx)
#define SSL_CTX_set_default_read_ahead(ctx,m) SSL_CTX_set_read_ahead(ctx,m)
#define SSL_CTX_get_read_ahead(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_READ_AHEAD,0,NULL)
#define SSL_CTX_set_read_ahead(ctx,m) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_READ_AHEAD,m,NULL)
#define SSL_CTX_get_max_cert_list(ctx) \
SSL_CTX_ctrl(ctx,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
#define SSL_CTX_set_max_cert_list(ctx,m) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
#define SSL_get_max_cert_list(ssl) \
SSL_ctrl(ssl,SSL_CTRL_GET_MAX_CERT_LIST,0,NULL)
#define SSL_set_max_cert_list(ssl,m) \
SSL_ctrl(ssl,SSL_CTRL_SET_MAX_CERT_LIST,m,NULL)
#define SSL_CTX_set_max_send_fragment(ctx,m) \
SSL_CTX_ctrl(ctx,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
#define SSL_set_max_send_fragment(ssl,m) \
SSL_ctrl(ssl,SSL_CTRL_SET_MAX_SEND_FRAGMENT,m,NULL)
/* NB: the keylength is only applicable when is_export is true */
#ifndef OPENSSL_NO_RSA
void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,
RSA *(*cb)(SSL *ssl,int is_export,
int keylength));
void SSL_set_tmp_rsa_callback(SSL *ssl,
RSA *(*cb)(SSL *ssl,int is_export,
int keylength));
#endif
#ifndef OPENSSL_NO_DH
void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,
DH *(*dh)(SSL *ssl,int is_export,
int keylength));
void SSL_set_tmp_dh_callback(SSL *ssl,
DH *(*dh)(SSL *ssl,int is_export,
int keylength));
#endif
#ifndef OPENSSL_NO_ECDH
void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,
EC_KEY *(*ecdh)(SSL *ssl,int is_export,
int keylength));
void SSL_set_tmp_ecdh_callback(SSL *ssl,
EC_KEY *(*ecdh)(SSL *ssl,int is_export,
int keylength));
#endif
const void *SSL_get_current_compression(SSL *s);
const void *SSL_get_current_expansion(SSL *s);
const char *SSL_COMP_get_name(const void *comp);
void *SSL_COMP_get_compression_methods(void);
int SSL_COMP_add_compression_method(int id,void *cm);
const SSL_CIPHER *SSL_CIPHER_find(SSL *ssl, const unsigned char *ptr);
/* TLS extensions functions */
int SSL_set_session_ticket_ext(SSL *s, void *ext_data, int ext_len);
int SSL_set_session_ticket_ext_cb(SSL *s, tls_session_ticket_ext_cb_fn cb,
void *arg);
/* Pre-shared secret session resumption functions */
int SSL_set_session_secret_cb(SSL *s, tls_session_secret_cb_fn tls_session_secret_cb, void *arg);
void SSL_set_debug(SSL *s, int debug);
int SSL_cache_hit(SSL *s);
int SSL_is_server(SSL *s);
/* SSL_get_structure_sizes returns the sizes of the SSL, SSL_CTX and
* SSL_SESSION structures so that a test can ensure that outside code agrees on
* these values. */
void SSL_get_structure_sizes(size_t* ssl_size, size_t* ssl_ctx_size,
size_t* ssl_session_size);
SSL_CONF_CTX *SSL_CONF_CTX_new(void);
int SSL_CONF_CTX_finish(SSL_CONF_CTX *cctx);
void SSL_CONF_CTX_free(SSL_CONF_CTX *cctx);
unsigned int SSL_CONF_CTX_set_flags(SSL_CONF_CTX *cctx, unsigned int flags);
unsigned int SSL_CONF_CTX_clear_flags(SSL_CONF_CTX *cctx, unsigned int flags);
int SSL_CONF_CTX_set1_prefix(SSL_CONF_CTX *cctx, const char *pre);
void SSL_CONF_CTX_set_ssl(SSL_CONF_CTX *cctx, SSL *ssl);
void SSL_CONF_CTX_set_ssl_ctx(SSL_CONF_CTX *cctx, SSL_CTX *ctx);
int SSL_CONF_cmd(SSL_CONF_CTX *cctx, const char *cmd, const char *value);
int SSL_CONF_cmd_argv(SSL_CONF_CTX *cctx, int *pargc, char ***pargv);
int SSL_CONF_cmd_value_type(SSL_CONF_CTX *cctx, const char *cmd);
#ifndef OPENSSL_NO_SSL_TRACE
void SSL_trace(int write_p, int version, int content_type,
const void *buf, size_t len, SSL *ssl, void *arg);
const char *SSL_CIPHER_standard_name(const SSL_CIPHER *c);
#endif
unsigned char *SSL_get_tlsa_record_byname(const char *name,int port,int type);
/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
void ERR_load_SSL_strings(void);
#ifdef __cplusplus
}
#endif
#define SSL_F_SSL_use_PrivateKey_file 100
#define SSL_F_dtls1_write_app_data_bytes 101
#define SSL_F_ssl_cipher_process_rulestr 102
#define SSL_F_SSL_set_session_id_context 103
#define SSL_F_SSL_read 104
#define SSL_F_ssl_cert_new 105
#define SSL_F_dtls1_heartbeat 106
#define SSL_F_ssl3_digest_cached_records 107
#define SSL_F_SSL_set_wfd 108
#define SSL_F_SSL_CTX_use_serverinfo 109
#define SSL_F_ssl_set_pkey 110
#define SSL_F_SSL_CTX_use_certificate 111
#define SSL_F_dtls1_read_bytes 112
#define SSL_F_ssl23_write 113
#define SSL_F_ssl3_check_client_hello 114
#define SSL_F_SSL_use_certificate_ASN1 115
#define SSL_F_ssl_verify_cert_chain 116
#define SSL_F_ssl_parse_serverhello_renegotiate_ext 117
#define SSL_F_ssl_undefined_const_function 118
#define SSL_F_ssl3_get_server_certificate 119
#define SSL_F_tls1_get_server_supplemental_data 120
#define SSL_F_dtls1_buffer_record 121
#define SSL_F_ssl_prepare_clienthello_tlsext 122
#define SSL_F_ssl3_get_server_hello 123
#define SSL_F_ssl3_send_client_key_exchange 124
#define SSL_F_ssl3_write_bytes 125
#define SSL_F_SSL_use_RSAPrivateKey_file 126
#define SSL_F_ssl_bad_method 127
#define SSL_F_ssl3_connect 128
#define SSL_F_dtls1_connect 129
#define SSL_F_SSL_use_RSAPrivateKey 130
#define SSL_F_tls1_PRF 131
#define SSL_F_ssl_bytes_to_cipher_list 132
#define SSL_F_ssl3_do_change_cipher_spec 133
#define SSL_F_SSL_SESSION_set1_id_context 134
#define SSL_F_ssl_add_serverhello_tlsext 135
#define SSL_F_read_authz 136
#define SSL_F_ssl3_get_client_hello 137
#define SSL_F_ssl3_get_certificate_request 138
#define SSL_F_authz_find_data 139
#define SSL_F_ssl_add_cert_to_buf 140
#define SSL_F_ssl_add_serverhello_renegotiate_ext 141
#define SSL_F_ssl3_get_message 142
#define SSL_F_ssl_check_srvr_ecc_cert_and_alg 143
#define SSL_F_ssl_parse_clienthello_tlsext 144
#define SSL_F_SSL_add_file_cert_subjects_to_stack 145
#define SSL_F_ssl3_ctx_ctrl 146
#define SSL_F_ssl3_get_record 147
#define SSL_F_SSL_CTX_use_RSAPrivateKey 148
#define SSL_F_SSL_use_certificate_file 149
#define SSL_F_SSL_CTX_use_serverinfo_file 150
#define SSL_F_SSL_load_client_CA_file 151
#define SSL_F_dtls1_preprocess_fragment 152
#define SSL_F_SSL_CTX_check_private_key 153
#define SSL_F_ssl3_get_cert_status 154
#define SSL_F_printf 155
#define SSL_F_SSL_CTX_new 156
#define SSL_F_ssl23_accept 157
#define SSL_F_SSL_use_authz 158
#define SSL_F_ssl_undefined_function 159
#define SSL_F_dtls1_send_hello_verify_request 160
#define SSL_F_ssl_build_cert_chain 161
#define SSL_F_SSL_SESSION_print_fp 162
#define SSL_F_tls1_change_cipher_state 163
#define SSL_F_tls12_check_peer_sigalg 164
#define SSL_F_ssl_sess_cert_new 165
#define SSL_F_ssl3_read_bytes 166
#define SSL_F_dtls1_get_hello_verify 167
#define SSL_F_tls1_cert_verify_mac 168
#define SSL_F_ssl23_client_hello 169
#define SSL_F_SSL_shutdown 170
#define SSL_F_ssl_init_wbio_buffer 171
#define SSL_F_SSL_use_certificate 172
#define SSL_F_SSL_CTX_use_RSAPrivateKey_ASN1 173
#define SSL_F_ssl_set_authz 174
#define SSL_F_ssl23_peek 175
#define SSL_F_SSL_use_psk_identity_hint 176
#define SSL_F_ssl3_get_cert_verify 177
#define SSL_F_ssl_ctx_make_profiles 178
#define SSL_F_ssl_add_clienthello_use_srtp_ext 179
#define SSL_F_ssl3_get_client_key_exchange 180
#define SSL_F_do_ssl3_write 181
#define SSL_F_ssl3_handshake_mac 182
#define SSL_F_tls1_setup_key_block 183
#define SSL_F_SSL_set_fd 184
#define SSL_F_SSL_check_private_key 185
#define SSL_F_ssl3_send_client_verify 186
#define SSL_F_ssl3_write_pending 187
#define SSL_F_ssl_cert_inst 188
#define SSL_F_ssl3_change_cipher_state 189
#define SSL_F_ssl23_get_server_hello 190
#define SSL_F_SSL_write 191
#define SSL_F_ssl_get_sign_pkey 192
#define SSL_F_ssl_set_cert 193
#define SSL_F_SSL_CTX_use_RSAPrivateKey_file 194
#define SSL_F_SSL_CTX_use_authz 195
#define SSL_F_ssl_get_new_session 196
#define SSL_F_SSL_set_session_ticket_ext 197
#define SSL_F_ssl_add_clienthello_renegotiate_ext 198
#define SSL_F_ssl3_send_server_key_exchange 199
#define SSL_F_fprintf 200
#define SSL_F_ssl3_get_new_session_ticket 201
#define SSL_F_SSL_CTX_use_certificate_ASN1 202
#define SSL_F_ssl_add_cert_chain 203
#define SSL_F_ssl_create_cipher_list 204
#define SSL_F_ssl3_callback_ctrl 205
#define SSL_F_SSL_CTX_set_cipher_list 206
#define SSL_F_ssl3_send_certificate_request 207
#define SSL_F_SSL_use_PrivateKey_ASN1 208
#define SSL_F_SSL_CTX_use_certificate_chain_file 209
#define SSL_F_SSL_SESSION_new 210
#define SSL_F_check_suiteb_cipher_list 211
#define SSL_F_ssl_scan_clienthello_tlsext 212
#define SSL_F_ssl3_client_hello 213
#define SSL_F_SSL_use_RSAPrivateKey_ASN1 214
#define SSL_F_ssl3_ctrl 215
#define SSL_F_ssl3_setup_write_buffer 216
#define SSL_F_ssl_parse_serverhello_use_srtp_ext 217
#define SSL_F_ssl3_get_key_exchange 218
#define SSL_F_ssl3_send_server_hello 219
#define SSL_F_SSL_add_dir_cert_subjects_to_stack 220
#define SSL_F_ssl_check_serverhello_tlsext 221
#define SSL_F_ssl3_get_server_done 222
#define SSL_F_ssl3_check_cert_and_algorithm 223
#define SSL_F_do_dtls1_write 224
#define SSL_F_dtls1_check_timeout_num 225
#define SSL_F_tls1_export_keying_material 226
#define SSL_F_SSL_CTX_set_session_id_context 227
#define SSL_F_SSL_set_rfd 228
#define SSL_F_ssl3_send_client_certificate 229
#define SSL_F_ssl_cert_dup 230
#define SSL_F_dtls1_process_record 231
#define SSL_F_ssl_new 232
#define SSL_F_ssl_get_server_cert_index 233
#define SSL_F_tls1_send_server_supplemental_data 234
#define SSL_F_D2I_SSL_SESSION 235
#define SSL_F_ssl_cipher_strength_sort 236
#define SSL_F_dtls1_get_message 237
#define SSL_F_ssl23_connect 238
#define SSL_F_tls1_heartbeat 239
#define SSL_F_ssl3_read_n 240
#define SSL_F_ssl_get_prev_session 241
#define SSL_F_ssl_parse_clienthello_renegotiate_ext 242
#define SSL_F_ssl3_setup_read_buffer 243
#define SSL_F_SSL_CTX_set_ssl_version 244
#define SSL_F_SSL_peek 245
#define SSL_F_ssl3_send_server_certificate 246
#define SSL_F_SSL_do_handshake 247
#define SSL_F_ssl_undefined_void_function 248
#define SSL_F_ssl_add_serverhello_use_srtp_ext 249
#define SSL_F_fclose 250
#define SSL_F_SSL_use_PrivateKey 251
#define SSL_F_SSL_CTX_use_certificate_file 252
#define SSL_F_SSL_CTX_use_PrivateKey 253
#define SSL_F_SSL_set_session 254
#define SSL_F_SSL_CTX_use_psk_identity_hint 255
#define SSL_F_ssl_scan_serverhello_tlsext 256
#define SSL_F_ssl23_read 257
#define SSL_F_ssl_parse_clienthello_use_srtp_ext 258
#define SSL_F_ssl3_accept 259
#define SSL_F_ssl3_get_client_certificate 260
#define SSL_F_SSL_CTX_use_PrivateKey_ASN1 261
#define SSL_F_dtls1_get_message_fragment 262
#define SSL_F_SSL_clear 263
#define SSL_F_dtls1_accept 264
#define SSL_F_ssl3_get_next_proto 265
#define SSL_F_SSL_set_cipher_list 266
#define SSL_F_ssl_add_clienthello_tlsext 267
#define SSL_F_ssl23_get_client_hello 268
#define SSL_F_SSL_CTX_use_PrivateKey_file 269
#define SSL_F_ssl3_get_finished 270
#define SSL_F_ssl3_generate_key_block 271
#define SSL_F_ssl3_setup_key_block 272
#define SSL_F_SSL_new 273
#define SSL_F_ssl_parse_serverhello_tlsext 274
#define SSL_F_ssl3_get_channel_id 275