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/* -*- c -*-
* Copyright (C) 2000-2012 Free Software Foundation, Inc.
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* The GnuTLS is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
/* This file contains the types and prototypes for all the
* high level functionality of the gnutls main library.
*
* If the optional C++ binding was built, it is available in
* gnutls/gnutlsxx.h.
*
* The openssl compatibility layer (which is under the GNU GPL
* license) is in gnutls/openssl.h.
*
* The low level cipher functionality is in gnutls/crypto.h.
*/
#ifndef GNUTLS_H
#define GNUTLS_H
/* Get size_t. */
#include <stddef.h>
/* Get ssize_t. */
#ifndef HAVE_SSIZE_T
#define HAVE_SSIZE_T
/* *INDENT-OFF* */
@DEFINE_SSIZE_T@
/* *INDENT-ON* */
#endif
/* Get time_t. */
#include <time.h>
/* *INDENT-OFF* */
#ifdef __cplusplus
extern "C" {
#endif
/* *INDENT-ON* */
#define GNUTLS_VERSION "@VERSION@"
#define GNUTLS_VERSION_MAJOR @MAJOR_VERSION@
#define GNUTLS_VERSION_MINOR @MINOR_VERSION@
#define GNUTLS_VERSION_PATCH @PATCH_VERSION@
#define GNUTLS_VERSION_NUMBER @NUMBER_VERSION@
#define GNUTLS_CIPHER_RIJNDAEL_128_CBC GNUTLS_CIPHER_AES_128_CBC
#define GNUTLS_CIPHER_RIJNDAEL_256_CBC GNUTLS_CIPHER_AES_256_CBC
#define GNUTLS_CIPHER_RIJNDAEL_CBC GNUTLS_CIPHER_AES_128_CBC
#define GNUTLS_CIPHER_ARCFOUR GNUTLS_CIPHER_ARCFOUR_128
#if !defined(GNUTLS_INTERNAL_BUILD) && defined(_WIN32)
# define _SYM_EXPORT __declspec(dllimport)
#else
# define _SYM_EXPORT
#endif
/**
* gnutls_cipher_algorithm_t:
* @GNUTLS_CIPHER_UNKNOWN: Unknown algorithm.
* @GNUTLS_CIPHER_NULL: NULL algorithm.
* @GNUTLS_CIPHER_ARCFOUR_128: ARCFOUR stream cipher with 128-bit keys.
* @GNUTLS_CIPHER_3DES_CBC: 3DES in CBC mode.
* @GNUTLS_CIPHER_AES_128_CBC: AES in CBC mode with 128-bit keys.
* @GNUTLS_CIPHER_AES_192_CBC: AES in CBC mode with 192-bit keys.
* @GNUTLS_CIPHER_AES_256_CBC: AES in CBC mode with 256-bit keys.
* @GNUTLS_CIPHER_ARCFOUR_40: ARCFOUR stream cipher with 40-bit keys.
* @GNUTLS_CIPHER_CAMELLIA_128_CBC: Camellia in CBC mode with 128-bit keys.
* @GNUTLS_CIPHER_CAMELLIA_192_CBC: Camellia in CBC mode with 192-bit keys.
* @GNUTLS_CIPHER_CAMELLIA_256_CBC: Camellia in CBC mode with 256-bit keys.
* @GNUTLS_CIPHER_RC2_40_CBC: RC2 in CBC mode with 40-bit keys.
* @GNUTLS_CIPHER_DES_CBC: DES in CBC mode (56-bit keys).
* @GNUTLS_CIPHER_AES_128_GCM: AES in GCM mode with 128-bit keys.
* @GNUTLS_CIPHER_AES_256_GCM: AES in GCM mode with 256-bit keys.
* @GNUTLS_CIPHER_AES_128_CCM: AES in CCM mode with 128-bit keys.
* @GNUTLS_CIPHER_AES_256_CCM: AES in CCM mode with 256-bit keys.
* @GNUTLS_CIPHER_CAMELLIA_128_GCM: CAMELLIA in GCM mode with 128-bit keys.
* @GNUTLS_CIPHER_CAMELLIA_256_GCM: CAMELLIA in GCM mode with 256-bit keys.
* @GNUTLS_CIPHER_SALSA20_256: Salsa20 with 256-bit keys.
* @GNUTLS_CIPHER_ESTREAM_SALSA20_256: Estream's Salsa20 variant with 256-bit keys.
* @GNUTLS_CIPHER_CHACHA20_POLY1305: The Chacha20 cipher with the Poly1305 authenticator (AEAD).
* @GNUTLS_CIPHER_IDEA_PGP_CFB: IDEA in CFB mode.
* @GNUTLS_CIPHER_3DES_PGP_CFB: 3DES in CFB mode.
* @GNUTLS_CIPHER_CAST5_PGP_CFB: CAST5 in CFB mode.
* @GNUTLS_CIPHER_BLOWFISH_PGP_CFB: Blowfish in CFB mode.
* @GNUTLS_CIPHER_SAFER_SK128_PGP_CFB: Safer-SK in CFB mode with 128-bit keys.
* @GNUTLS_CIPHER_AES128_PGP_CFB: AES in CFB mode with 128-bit keys.
* @GNUTLS_CIPHER_AES192_PGP_CFB: AES in CFB mode with 192-bit keys.
* @GNUTLS_CIPHER_AES256_PGP_CFB: AES in CFB mode with 256-bit keys.
* @GNUTLS_CIPHER_TWOFISH_PGP_CFB: Twofish in CFB mode.
*
* Enumeration of different symmetric encryption algorithms.
*/
typedef enum gnutls_cipher_algorithm {
GNUTLS_CIPHER_UNKNOWN = 0,
GNUTLS_CIPHER_NULL = 1,
GNUTLS_CIPHER_ARCFOUR_128 = 2,
GNUTLS_CIPHER_3DES_CBC = 3,
GNUTLS_CIPHER_AES_128_CBC = 4,
GNUTLS_CIPHER_AES_256_CBC = 5,
GNUTLS_CIPHER_ARCFOUR_40 = 6,
GNUTLS_CIPHER_CAMELLIA_128_CBC = 7,
GNUTLS_CIPHER_CAMELLIA_256_CBC = 8,
GNUTLS_CIPHER_AES_192_CBC = 9,
GNUTLS_CIPHER_AES_128_GCM = 10,
GNUTLS_CIPHER_AES_256_GCM = 11,
GNUTLS_CIPHER_CAMELLIA_192_CBC = 12,
GNUTLS_CIPHER_SALSA20_256 = 13,
GNUTLS_CIPHER_ESTREAM_SALSA20_256 = 14,
GNUTLS_CIPHER_CAMELLIA_128_GCM = 15,
GNUTLS_CIPHER_CAMELLIA_256_GCM = 16,
GNUTLS_CIPHER_RC2_40_CBC = 17,
GNUTLS_CIPHER_DES_CBC = 18,
GNUTLS_CIPHER_AES_128_CCM = 19,
GNUTLS_CIPHER_AES_256_CCM = 20,
GNUTLS_CIPHER_CHACHA20_POLY1305 = 21,
/* used only for PGP internals. Ignored in TLS/SSL
*/
GNUTLS_CIPHER_IDEA_PGP_CFB = 200,
GNUTLS_CIPHER_3DES_PGP_CFB = 201,
GNUTLS_CIPHER_CAST5_PGP_CFB = 202,
GNUTLS_CIPHER_BLOWFISH_PGP_CFB = 203,
GNUTLS_CIPHER_SAFER_SK128_PGP_CFB = 204,
GNUTLS_CIPHER_AES128_PGP_CFB = 205,
GNUTLS_CIPHER_AES192_PGP_CFB = 206,
GNUTLS_CIPHER_AES256_PGP_CFB = 207,
GNUTLS_CIPHER_TWOFISH_PGP_CFB = 208
} gnutls_cipher_algorithm_t;
/**
* gnutls_kx_algorithm_t:
* @GNUTLS_KX_UNKNOWN: Unknown key-exchange algorithm.
* @GNUTLS_KX_RSA: RSA key-exchange algorithm.
* @GNUTLS_KX_DHE_DSS: DHE-DSS key-exchange algorithm.
* @GNUTLS_KX_DHE_RSA: DHE-RSA key-exchange algorithm.
* @GNUTLS_KX_ECDHE_RSA: ECDHE-RSA key-exchange algorithm.
* @GNUTLS_KX_ECDHE_ECDSA: ECDHE-ECDSA key-exchange algorithm.
* @GNUTLS_KX_ANON_DH: Anon-DH key-exchange algorithm.
* @GNUTLS_KX_ANON_ECDH: Anon-ECDH key-exchange algorithm.
* @GNUTLS_KX_SRP: SRP key-exchange algorithm.
* @GNUTLS_KX_RSA_EXPORT: RSA-EXPORT key-exchange algorithm (defunc).
* @GNUTLS_KX_SRP_RSA: SRP-RSA key-exchange algorithm.
* @GNUTLS_KX_SRP_DSS: SRP-DSS key-exchange algorithm.
* @GNUTLS_KX_PSK: PSK key-exchange algorithm.
* @GNUTLS_KX_DHE_PSK: DHE-PSK key-exchange algorithm.
* @GNUTLS_KX_ECDHE_PSK: ECDHE-PSK key-exchange algorithm.
* @GNUTLS_KX_RSA_PSK: RSA-PSK key-exchange algorithm.
*
* Enumeration of different key exchange algorithms.
*/
typedef enum {
GNUTLS_KX_UNKNOWN = 0,
GNUTLS_KX_RSA = 1,
GNUTLS_KX_DHE_DSS = 2,
GNUTLS_KX_DHE_RSA = 3,
GNUTLS_KX_ANON_DH = 4,
GNUTLS_KX_SRP = 5,
GNUTLS_KX_RSA_EXPORT = 6,
GNUTLS_KX_SRP_RSA = 7,
GNUTLS_KX_SRP_DSS = 8,
GNUTLS_KX_PSK = 9,
GNUTLS_KX_DHE_PSK = 10,
GNUTLS_KX_ANON_ECDH = 11,
GNUTLS_KX_ECDHE_RSA = 12,
GNUTLS_KX_ECDHE_ECDSA = 13,
GNUTLS_KX_ECDHE_PSK = 14,
GNUTLS_KX_RSA_PSK = 15
} gnutls_kx_algorithm_t;
/**
* gnutls_params_type_t:
* @GNUTLS_PARAMS_RSA_EXPORT: Session RSA-EXPORT parameters (defunc).
* @GNUTLS_PARAMS_DH: Session Diffie-Hellman parameters.
* @GNUTLS_PARAMS_ECDH: Session Elliptic-Curve Diffie-Hellman parameters.
*
* Enumeration of different TLS session parameter types.
*/
typedef enum {
GNUTLS_PARAMS_RSA_EXPORT = 1,
GNUTLS_PARAMS_DH = 2,
GNUTLS_PARAMS_ECDH = 3
} gnutls_params_type_t;
/**
* gnutls_credentials_type_t:
* @GNUTLS_CRD_CERTIFICATE: Certificate credential.
* @GNUTLS_CRD_ANON: Anonymous credential.
* @GNUTLS_CRD_SRP: SRP credential.
* @GNUTLS_CRD_PSK: PSK credential.
* @GNUTLS_CRD_IA: IA credential.
*
* Enumeration of different credential types.
*/
typedef enum {
GNUTLS_CRD_CERTIFICATE = 1,
GNUTLS_CRD_ANON,
GNUTLS_CRD_SRP,
GNUTLS_CRD_PSK,
GNUTLS_CRD_IA
} gnutls_credentials_type_t;
#define GNUTLS_MAC_SHA GNUTLS_MAC_SHA1
#define GNUTLS_DIG_SHA GNUTLS_DIG_SHA1
/**
* gnutls_mac_algorithm_t:
* @GNUTLS_MAC_UNKNOWN: Unknown MAC algorithm.
* @GNUTLS_MAC_NULL: NULL MAC algorithm (empty output).
* @GNUTLS_MAC_MD5: HMAC-MD5 algorithm.
* @GNUTLS_MAC_SHA1: HMAC-SHA-1 algorithm.
* @GNUTLS_MAC_RMD160: HMAC-RMD160 algorithm.
* @GNUTLS_MAC_MD2: HMAC-MD2 algorithm.
* @GNUTLS_MAC_SHA256: HMAC-SHA-256 algorithm.
* @GNUTLS_MAC_SHA384: HMAC-SHA-384 algorithm.
* @GNUTLS_MAC_SHA512: HMAC-SHA-512 algorithm.
* @GNUTLS_MAC_SHA224: HMAC-SHA-224 algorithm.
* @GNUTLS_MAC_AEAD: MAC implicit through AEAD cipher.
* @GNUTLS_MAC_UMAC_96: The UMAC-96 MAC algorithm.
* @GNUTLS_MAC_UMAC_128: The UMAC-128 MAC algorithm.
*
* Enumeration of different Message Authentication Code (MAC)
* algorithms.
*/
typedef enum {
GNUTLS_MAC_UNKNOWN = 0,
GNUTLS_MAC_NULL = 1,
GNUTLS_MAC_MD5 = 2,
GNUTLS_MAC_SHA1 = 3,
GNUTLS_MAC_RMD160 = 4,
GNUTLS_MAC_MD2 = 5,
GNUTLS_MAC_SHA256 = 6,
GNUTLS_MAC_SHA384 = 7,
GNUTLS_MAC_SHA512 = 8,
GNUTLS_MAC_SHA224 = 9,
/* If you add anything here, make sure you align with
gnutls_digest_algorithm_t. */
GNUTLS_MAC_AEAD = 200, /* indicates that MAC is on the cipher */
GNUTLS_MAC_UMAC_96 = 201,
GNUTLS_MAC_UMAC_128 = 202
} gnutls_mac_algorithm_t;
/**
* gnutls_digest_algorithm_t:
* @GNUTLS_DIG_UNKNOWN: Unknown hash algorithm.
* @GNUTLS_DIG_NULL: NULL hash algorithm (empty output).
* @GNUTLS_DIG_MD5: MD5 algorithm.
* @GNUTLS_DIG_SHA1: SHA-1 algorithm.
* @GNUTLS_DIG_RMD160: RMD160 algorithm.
* @GNUTLS_DIG_MD2: MD2 algorithm.
* @GNUTLS_DIG_SHA256: SHA-256 algorithm.
* @GNUTLS_DIG_SHA384: SHA-384 algorithm.
* @GNUTLS_DIG_SHA512: SHA-512 algorithm.
* @GNUTLS_DIG_SHA224: SHA-224 algorithm.
*
* Enumeration of different digest (hash) algorithms.
*/
typedef enum {
GNUTLS_DIG_UNKNOWN = GNUTLS_MAC_UNKNOWN,
GNUTLS_DIG_NULL = GNUTLS_MAC_NULL,
GNUTLS_DIG_MD5 = GNUTLS_MAC_MD5,
GNUTLS_DIG_SHA1 = GNUTLS_MAC_SHA1,
GNUTLS_DIG_RMD160 = GNUTLS_MAC_RMD160,
GNUTLS_DIG_MD2 = GNUTLS_MAC_MD2,
GNUTLS_DIG_SHA256 = GNUTLS_MAC_SHA256,
GNUTLS_DIG_SHA384 = GNUTLS_MAC_SHA384,
GNUTLS_DIG_SHA512 = GNUTLS_MAC_SHA512,
GNUTLS_DIG_SHA224 = GNUTLS_MAC_SHA224
/* If you add anything here, make sure you align with
gnutls_mac_algorithm_t. */
} gnutls_digest_algorithm_t;
/* exported for other gnutls headers. This is the maximum number of
* algorithms (ciphers, kx or macs).
*/
#define GNUTLS_MAX_ALGORITHM_NUM 32
#define GNUTLS_MAX_SESSION_ID_SIZE 32
/**
* gnutls_compression_method_t:
* @GNUTLS_COMP_UNKNOWN: Unknown compression method.
* @GNUTLS_COMP_NULL: The NULL compression method (no compression).
* @GNUTLS_COMP_DEFLATE: The DEFLATE compression method from zlib.
* @GNUTLS_COMP_ZLIB: Same as %GNUTLS_COMP_DEFLATE.
*
* Enumeration of different TLS compression methods.
*/
typedef enum {
GNUTLS_COMP_UNKNOWN = 0,
GNUTLS_COMP_NULL = 1,
GNUTLS_COMP_DEFLATE = 2,
GNUTLS_COMP_ZLIB = GNUTLS_COMP_DEFLATE
} gnutls_compression_method_t;
/*
* Flags for gnutls_init()
*
* @GNUTLS_SERVER: Connection end is a server.
* @GNUTLS_CLIENT: Connection end is a client.
* @GNUTLS_DATAGRAM: Connection is datagram oriented (DTLS).
* @GNUTLS_NONBLOCK: Connection should not block (DTLS).
* @GNUTLS_NO_EXTENSIONS: Do not enable any TLS extensions by default.
* @GNUTLS_NO_REPLAY_PROTECTION: Disable any replay protection in DTLS.
*
*/
#define GNUTLS_SERVER 1
#define GNUTLS_CLIENT (1<<1)
#define GNUTLS_DATAGRAM (1<<2)
#define GNUTLS_NONBLOCK (1<<3)
#define GNUTLS_NO_EXTENSIONS (1<<4)
#define GNUTLS_NO_REPLAY_PROTECTION (1<<5)
/**
* gnutls_alert_level_t:
* @GNUTLS_AL_WARNING: Alert of warning severity.
* @GNUTLS_AL_FATAL: Alert of fatal severity.
*
* Enumeration of different TLS alert severities.
*/
typedef enum {
GNUTLS_AL_WARNING = 1,
GNUTLS_AL_FATAL
} gnutls_alert_level_t;
/**
* gnutls_alert_description_t:
* @GNUTLS_A_CLOSE_NOTIFY: Close notify.
* @GNUTLS_A_UNEXPECTED_MESSAGE: Unexpected message.
* @GNUTLS_A_BAD_RECORD_MAC: Bad record MAC.
* @GNUTLS_A_DECRYPTION_FAILED: Decryption failed.
* @GNUTLS_A_RECORD_OVERFLOW: Record overflow.
* @GNUTLS_A_DECOMPRESSION_FAILURE: Decompression failed.
* @GNUTLS_A_HANDSHAKE_FAILURE: Handshake failed.
* @GNUTLS_A_SSL3_NO_CERTIFICATE: No certificate.
* @GNUTLS_A_BAD_CERTIFICATE: Certificate is bad.
* @GNUTLS_A_UNSUPPORTED_CERTIFICATE: Certificate is not supported.
* @GNUTLS_A_CERTIFICATE_REVOKED: Certificate was revoked.
* @GNUTLS_A_CERTIFICATE_EXPIRED: Certificate is expired.
* @GNUTLS_A_CERTIFICATE_UNKNOWN: Unknown certificate.
* @GNUTLS_A_ILLEGAL_PARAMETER: Illegal parameter.
* @GNUTLS_A_UNKNOWN_CA: CA is unknown.
* @GNUTLS_A_ACCESS_DENIED: Access was denied.
* @GNUTLS_A_DECODE_ERROR: Decode error.
* @GNUTLS_A_DECRYPT_ERROR: Decrypt error.
* @GNUTLS_A_EXPORT_RESTRICTION: Export restriction.
* @GNUTLS_A_PROTOCOL_VERSION: Error in protocol version.
* @GNUTLS_A_INSUFFICIENT_SECURITY: Insufficient security.
* @GNUTLS_A_USER_CANCELED: User canceled.
* @GNUTLS_A_INTERNAL_ERROR: Internal error.
* @GNUTLS_A_NO_RENEGOTIATION: No renegotiation is allowed.
* @GNUTLS_A_CERTIFICATE_UNOBTAINABLE: Could not retrieve the
* specified certificate.
* @GNUTLS_A_UNSUPPORTED_EXTENSION: An unsupported extension was
* sent.
* @GNUTLS_A_UNRECOGNIZED_NAME: The server name sent was not
* recognized.
* @GNUTLS_A_UNKNOWN_PSK_IDENTITY: The SRP/PSK username is missing
* or not known.
* @GNUTLS_A_NO_APPLICATION_PROTOCOL: The ALPN protocol requested is
* not supported by the peer.
*
* Enumeration of different TLS alerts.
*/
typedef enum {
GNUTLS_A_CLOSE_NOTIFY,
GNUTLS_A_UNEXPECTED_MESSAGE = 10,
GNUTLS_A_BAD_RECORD_MAC = 20,
GNUTLS_A_DECRYPTION_FAILED,
GNUTLS_A_RECORD_OVERFLOW,
GNUTLS_A_DECOMPRESSION_FAILURE = 30,
GNUTLS_A_HANDSHAKE_FAILURE = 40,
GNUTLS_A_SSL3_NO_CERTIFICATE = 41,
GNUTLS_A_BAD_CERTIFICATE = 42,
GNUTLS_A_UNSUPPORTED_CERTIFICATE,
GNUTLS_A_CERTIFICATE_REVOKED,
GNUTLS_A_CERTIFICATE_EXPIRED,
GNUTLS_A_CERTIFICATE_UNKNOWN,
GNUTLS_A_ILLEGAL_PARAMETER,
GNUTLS_A_UNKNOWN_CA,
GNUTLS_A_ACCESS_DENIED,
GNUTLS_A_DECODE_ERROR = 50,
GNUTLS_A_DECRYPT_ERROR,
GNUTLS_A_EXPORT_RESTRICTION = 60,
GNUTLS_A_PROTOCOL_VERSION = 70,
GNUTLS_A_INSUFFICIENT_SECURITY,
GNUTLS_A_INTERNAL_ERROR = 80,
GNUTLS_A_USER_CANCELED = 90,
GNUTLS_A_NO_RENEGOTIATION = 100,
GNUTLS_A_UNSUPPORTED_EXTENSION = 110,
GNUTLS_A_CERTIFICATE_UNOBTAINABLE = 111,
GNUTLS_A_UNRECOGNIZED_NAME = 112,
GNUTLS_A_UNKNOWN_PSK_IDENTITY = 115,
GNUTLS_A_NO_APPLICATION_PROTOCOL = 120
} gnutls_alert_description_t;
/**
* gnutls_handshake_description_t:
* @GNUTLS_HANDSHAKE_HELLO_REQUEST: Hello request.
* @GNUTLS_HANDSHAKE_HELLO_VERIFY_REQUEST: DTLS Hello verify request.
* @GNUTLS_HANDSHAKE_CLIENT_HELLO: Client hello.
* @GNUTLS_HANDSHAKE_SERVER_HELLO: Server hello.
* @GNUTLS_HANDSHAKE_NEW_SESSION_TICKET: New session ticket.
* @GNUTLS_HANDSHAKE_CERTIFICATE_PKT: Certificate packet.
* @GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE: Server key exchange.
* @GNUTLS_HANDSHAKE_CERTIFICATE_REQUEST: Certificate request.
* @GNUTLS_HANDSHAKE_SERVER_HELLO_DONE: Server hello done.
* @GNUTLS_HANDSHAKE_CERTIFICATE_VERIFY: Certificate verify.
* @GNUTLS_HANDSHAKE_CLIENT_KEY_EXCHANGE: Client key exchange.
* @GNUTLS_HANDSHAKE_FINISHED: Finished.
* @GNUTLS_HANDSHAKE_CERTIFICATE_STATUS: Certificate status (OCSP).
* @GNUTLS_HANDSHAKE_SUPPLEMENTAL: Supplemental.
* @GNUTLS_HANDSHAKE_CHANGE_CIPHER_SPEC: Change Cipher Spec.
* @GNUTLS_HANDSHAKE_CLIENT_HELLO_V2: SSLv2 Client Hello.
*
* Enumeration of different TLS handshake packets.
*/
typedef enum {
GNUTLS_HANDSHAKE_HELLO_REQUEST = 0,
GNUTLS_HANDSHAKE_CLIENT_HELLO = 1,
GNUTLS_HANDSHAKE_SERVER_HELLO = 2,
GNUTLS_HANDSHAKE_HELLO_VERIFY_REQUEST = 3,
GNUTLS_HANDSHAKE_NEW_SESSION_TICKET = 4,
GNUTLS_HANDSHAKE_CERTIFICATE_PKT = 11,
GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE = 12,
GNUTLS_HANDSHAKE_CERTIFICATE_REQUEST = 13,
GNUTLS_HANDSHAKE_SERVER_HELLO_DONE = 14,
GNUTLS_HANDSHAKE_CERTIFICATE_VERIFY = 15,
GNUTLS_HANDSHAKE_CLIENT_KEY_EXCHANGE = 16,
GNUTLS_HANDSHAKE_FINISHED = 20,
GNUTLS_HANDSHAKE_CERTIFICATE_STATUS = 22,
GNUTLS_HANDSHAKE_SUPPLEMENTAL = 23,
GNUTLS_HANDSHAKE_CHANGE_CIPHER_SPEC = 254,
GNUTLS_HANDSHAKE_CLIENT_HELLO_V2 = 1024
} gnutls_handshake_description_t;
#define GNUTLS_HANDSHAKE_ANY ((unsigned int)-1)
const char
*gnutls_handshake_description_get_name(gnutls_handshake_description_t
type);
/**
* gnutls_certificate_status_t:
* @GNUTLS_CERT_INVALID: The certificate is not signed by one of the
* known authorities or the signature is invalid (deprecated by the flags
* %GNUTLS_CERT_SIGNATURE_FAILURE and %GNUTLS_CERT_SIGNER_NOT_FOUND).
* @GNUTLS_CERT_SIGNATURE_FAILURE: The signature verification failed.
* @GNUTLS_CERT_REVOKED: Certificate is revoked by its authority. In X.509 this will be
* set only if CRLs are checked.
* @GNUTLS_CERT_SIGNER_NOT_FOUND: The certificate's issuer is not known.
* This is the case if the issuer is not included in the trusted certificate list.
* @GNUTLS_CERT_SIGNER_NOT_CA: The certificate's signer was not a CA. This
* may happen if this was a version 1 certificate, which is common with
* some CAs, or a version 3 certificate without the basic constrains extension.
* @GNUTLS_CERT_SIGNER_CONSTRAINTS_FAILURE: The certificate's signer constraints were
* violated.
* @GNUTLS_CERT_INSECURE_ALGORITHM: The certificate was signed using an insecure
* algorithm such as MD2 or MD5. These algorithms have been broken and
* should not be trusted.
* @GNUTLS_CERT_NOT_ACTIVATED: The certificate is not yet activated.
* @GNUTLS_CERT_EXPIRED: The certificate has expired.
* @GNUTLS_CERT_REVOCATION_DATA_SUPERSEDED: The revocation data are old and have been superseded.
* @GNUTLS_CERT_REVOCATION_DATA_ISSUED_IN_FUTURE: The revocation data have a future issue date.
* @GNUTLS_CERT_UNEXPECTED_OWNER: The owner is not the expected one.
* @GNUTLS_CERT_MISMATCH: The certificate presented isn't the expected one (TOFU)
* @GNUTLS_CERT_PURPOSE_MISMATCH: The certificate or an intermediate does not match the intended purpose (extended key usage).
*
* Enumeration of certificate status codes. Note that the status
* bits may have different meanings in OpenPGP keys and X.509
* certificate verification.
*/
typedef enum {
GNUTLS_CERT_INVALID = 1 << 1,
GNUTLS_CERT_REVOKED = 1 << 5,
GNUTLS_CERT_SIGNER_NOT_FOUND = 1 << 6,
GNUTLS_CERT_SIGNER_NOT_CA = 1 << 7,
GNUTLS_CERT_INSECURE_ALGORITHM = 1 << 8,
GNUTLS_CERT_NOT_ACTIVATED = 1 << 9,
GNUTLS_CERT_EXPIRED = 1 << 10,
GNUTLS_CERT_SIGNATURE_FAILURE = 1 << 11,
GNUTLS_CERT_REVOCATION_DATA_SUPERSEDED = 1 << 12,
GNUTLS_CERT_UNEXPECTED_OWNER = 1 << 14,
GNUTLS_CERT_REVOCATION_DATA_ISSUED_IN_FUTURE = 1 << 15,
GNUTLS_CERT_SIGNER_CONSTRAINTS_FAILURE = 1 << 16,
GNUTLS_CERT_MISMATCH = 1 << 17,
GNUTLS_CERT_PURPOSE_MISMATCH = 1 << 18
} gnutls_certificate_status_t;
/**
* gnutls_certificate_request_t:
* @GNUTLS_CERT_IGNORE: Ignore certificate.
* @GNUTLS_CERT_REQUEST: Request certificate.
* @GNUTLS_CERT_REQUIRE: Require certificate.
*
* Enumeration of certificate request types.
*/
typedef enum {
GNUTLS_CERT_IGNORE = 0,
GNUTLS_CERT_REQUEST = 1,
GNUTLS_CERT_REQUIRE = 2
} gnutls_certificate_request_t;
/**
* gnutls_openpgp_crt_status_t:
* @GNUTLS_OPENPGP_CERT: Send entire certificate.
* @GNUTLS_OPENPGP_CERT_FINGERPRINT: Send only certificate fingerprint.
*
* Enumeration of ways to send OpenPGP certificate.
*/
typedef enum {
GNUTLS_OPENPGP_CERT = 0,
GNUTLS_OPENPGP_CERT_FINGERPRINT = 1
} gnutls_openpgp_crt_status_t;
/**
* gnutls_close_request_t:
* @GNUTLS_SHUT_RDWR: Disallow further receives/sends.
* @GNUTLS_SHUT_WR: Disallow further sends.
*
* Enumeration of how TLS session should be terminated. See gnutls_bye().
*/
typedef enum {
GNUTLS_SHUT_RDWR = 0,
GNUTLS_SHUT_WR = 1
} gnutls_close_request_t;
/**
* gnutls_protocol_t:
* @GNUTLS_SSL3: SSL version 3.0.
* @GNUTLS_TLS1_0: TLS version 1.0.
* @GNUTLS_TLS1: Same as %GNUTLS_TLS1_0.
* @GNUTLS_TLS1_1: TLS version 1.1.
* @GNUTLS_TLS1_2: TLS version 1.2.
* @GNUTLS_DTLS1_0: DTLS version 1.0.
* @GNUTLS_DTLS1_2: DTLS version 1.2.
* @GNUTLS_DTLS0_9: DTLS version 0.9 (Cisco AnyConnect / OpenSSL 0.9.8e).
* @GNUTLS_VERSION_MAX: Maps to the highest supported TLS version.
* @GNUTLS_VERSION_UNKNOWN: Unknown SSL/TLS version.
*
* Enumeration of different SSL/TLS protocol versions.
*/
typedef enum {
GNUTLS_SSL3 = 1,
GNUTLS_TLS1_0 = 2,
GNUTLS_TLS1 = GNUTLS_TLS1_0,
GNUTLS_TLS1_1 = 3,
GNUTLS_TLS1_2 = 4,
GNUTLS_DTLS0_9 = 200,
GNUTLS_DTLS1_0 = 201, /* 201 */
GNUTLS_DTLS1_2 = 202,
GNUTLS_DTLS_VERSION_MIN = GNUTLS_DTLS0_9,
GNUTLS_DTLS_VERSION_MAX = GNUTLS_DTLS1_2,
GNUTLS_TLS_VERSION_MAX = GNUTLS_TLS1_2,
GNUTLS_VERSION_UNKNOWN = 0xff /* change it to 0xffff */
} gnutls_protocol_t;
/**
* gnutls_certificate_type_t:
* @GNUTLS_CRT_UNKNOWN: Unknown certificate type.
* @GNUTLS_CRT_X509: X.509 Certificate.
* @GNUTLS_CRT_OPENPGP: OpenPGP certificate.
* @GNUTLS_CRT_RAW: Raw public key (SubjectPublicKey)
*
* Enumeration of different certificate types.
*/
typedef enum {
GNUTLS_CRT_UNKNOWN = 0,
GNUTLS_CRT_X509 = 1,
GNUTLS_CRT_OPENPGP = 2,
GNUTLS_CRT_RAW = 3
} gnutls_certificate_type_t;
/**
* gnutls_x509_crt_fmt_t:
* @GNUTLS_X509_FMT_DER: X.509 certificate in DER format (binary).
* @GNUTLS_X509_FMT_PEM: X.509 certificate in PEM format (text).
*
* Enumeration of different certificate encoding formats.
*/
typedef enum {
GNUTLS_X509_FMT_DER = 0,
GNUTLS_X509_FMT_PEM = 1
} gnutls_x509_crt_fmt_t;
/**
* gnutls_certificate_print_formats_t:
* @GNUTLS_CRT_PRINT_FULL: Full information about certificate.
* @GNUTLS_CRT_PRINT_FULL_NUMBERS: Full information about certificate and include easy to parse public key parameters.
* @GNUTLS_CRT_PRINT_COMPACT: Information about certificate name in one line, plus identification of the public key.
* @GNUTLS_CRT_PRINT_ONELINE: Information about certificate in one line.
* @GNUTLS_CRT_PRINT_UNSIGNED_FULL: All info for an unsigned certificate.
*
* Enumeration of different certificate printing variants.
*/
typedef enum gnutls_certificate_print_formats {
GNUTLS_CRT_PRINT_FULL = 0,
GNUTLS_CRT_PRINT_ONELINE = 1,
GNUTLS_CRT_PRINT_UNSIGNED_FULL = 2,
GNUTLS_CRT_PRINT_COMPACT = 3,
GNUTLS_CRT_PRINT_FULL_NUMBERS = 4
} gnutls_certificate_print_formats_t;
#define GNUTLS_PK_ECC GNUTLS_PK_EC
/**
* gnutls_pk_algorithm_t:
* @GNUTLS_PK_UNKNOWN: Unknown public-key algorithm.
* @GNUTLS_PK_RSA: RSA public-key algorithm.
* @GNUTLS_PK_DSA: DSA public-key algorithm.
* @GNUTLS_PK_DH: Diffie-Hellman algorithm. Used to generate parameters.
* @GNUTLS_PK_EC: Elliptic curve algorithm. Used to generate parameters.
*
* Enumeration of different public-key algorithms.
*/
typedef enum {
GNUTLS_PK_UNKNOWN = 0,
GNUTLS_PK_RSA = 1,
GNUTLS_PK_DSA = 2,
GNUTLS_PK_DH = 3,
GNUTLS_PK_EC = 4
} gnutls_pk_algorithm_t;
const char *gnutls_pk_algorithm_get_name(gnutls_pk_algorithm_t algorithm);
/**
* gnutls_sign_algorithm_t:
* @GNUTLS_SIGN_UNKNOWN: Unknown signature algorithm.
* @GNUTLS_SIGN_RSA_SHA1: Digital signature algorithm RSA with SHA-1
* @GNUTLS_SIGN_RSA_SHA: Same as %GNUTLS_SIGN_RSA_SHA1.
* @GNUTLS_SIGN_DSA_SHA1: Digital signature algorithm DSA with SHA-1
* @GNUTLS_SIGN_DSA_SHA224: Digital signature algorithm DSA with SHA-224
* @GNUTLS_SIGN_DSA_SHA256: Digital signature algorithm DSA with SHA-256
* @GNUTLS_SIGN_DSA_SHA384: Digital signature algorithm DSA with SHA-384
* @GNUTLS_SIGN_DSA_SHA512: Digital signature algorithm DSA with SHA-512
* @GNUTLS_SIGN_DSA_SHA: Same as %GNUTLS_SIGN_DSA_SHA1.
* @GNUTLS_SIGN_RSA_MD5: Digital signature algorithm RSA with MD5.
* @GNUTLS_SIGN_RSA_MD2: Digital signature algorithm RSA with MD2.
* @GNUTLS_SIGN_RSA_RMD160: Digital signature algorithm RSA with RMD-160.
* @GNUTLS_SIGN_RSA_SHA256: Digital signature algorithm RSA with SHA-256.
* @GNUTLS_SIGN_RSA_SHA384: Digital signature algorithm RSA with SHA-384.
* @GNUTLS_SIGN_RSA_SHA512: Digital signature algorithm RSA with SHA-512.
* @GNUTLS_SIGN_RSA_SHA224: Digital signature algorithm RSA with SHA-224.
* @GNUTLS_SIGN_ECDSA_SHA1: ECDSA with SHA1.
* @GNUTLS_SIGN_ECDSA_SHA256: Digital signature algorithm ECDSA with SHA-256.
* @GNUTLS_SIGN_ECDSA_SHA384: Digital signature algorithm ECDSA with SHA-384.
* @GNUTLS_SIGN_ECDSA_SHA512: Digital signature algorithm ECDSA with SHA-512.
* @GNUTLS_SIGN_ECDSA_SHA224: Digital signature algorithm ECDSA with SHA-224.
*
* Enumeration of different digital signature algorithms.
*/
typedef enum {
GNUTLS_SIGN_UNKNOWN = 0,
GNUTLS_SIGN_RSA_SHA1 = 1,
GNUTLS_SIGN_RSA_SHA = GNUTLS_SIGN_RSA_SHA1,
GNUTLS_SIGN_DSA_SHA1 = 2,
GNUTLS_SIGN_DSA_SHA = GNUTLS_SIGN_DSA_SHA1,
GNUTLS_SIGN_RSA_MD5 = 3,
GNUTLS_SIGN_RSA_MD2 = 4,
GNUTLS_SIGN_RSA_RMD160 = 5,
GNUTLS_SIGN_RSA_SHA256 = 6,
GNUTLS_SIGN_RSA_SHA384 = 7,
GNUTLS_SIGN_RSA_SHA512 = 8,
GNUTLS_SIGN_RSA_SHA224 = 9,
GNUTLS_SIGN_DSA_SHA224 = 10,
GNUTLS_SIGN_DSA_SHA256 = 11,
GNUTLS_SIGN_ECDSA_SHA1 = 12,
GNUTLS_SIGN_ECDSA_SHA224 = 13,
GNUTLS_SIGN_ECDSA_SHA256 = 14,
GNUTLS_SIGN_ECDSA_SHA384 = 15,
GNUTLS_SIGN_ECDSA_SHA512 = 16,
GNUTLS_SIGN_DSA_SHA384 = 17,
GNUTLS_SIGN_DSA_SHA512 = 18
} gnutls_sign_algorithm_t;
/**
* gnutls_ecc_curve_t:
* @GNUTLS_ECC_CURVE_INVALID: Cannot be known
* @GNUTLS_ECC_CURVE_SECP192R1: the SECP192R1 curve
* @GNUTLS_ECC_CURVE_SECP224R1: the SECP224R1 curve
* @GNUTLS_ECC_CURVE_SECP256R1: the SECP256R1 curve
* @GNUTLS_ECC_CURVE_SECP384R1: the SECP384R1 curve
* @GNUTLS_ECC_CURVE_SECP521R1: the SECP521R1 curve
*
* Enumeration of ECC curves.
*/
typedef enum {
GNUTLS_ECC_CURVE_INVALID = 0,
GNUTLS_ECC_CURVE_SECP224R1,
GNUTLS_ECC_CURVE_SECP256R1,
GNUTLS_ECC_CURVE_SECP384R1,
GNUTLS_ECC_CURVE_SECP521R1,
GNUTLS_ECC_CURVE_SECP192R1
} gnutls_ecc_curve_t;
/* macros to allow specifying a specific curve in gnutls_privkey_generate()
* and gnutls_x509_privkey_generate() */
#define GNUTLS_CURVE_TO_BITS(curve) (unsigned int)((1<<31)|((unsigned int)(curve)))
#define GNUTLS_BITS_TO_CURVE(bits) (((unsigned int)(bits)) & 0x7FFFFFFF)
#define GNUTLS_BITS_ARE_CURVE(bits) (((unsigned int)(bits)) & 0x80000000)
/**
* gnutls_sec_param_t:
* @GNUTLS_SEC_PARAM_UNKNOWN: Cannot be known
* @GNUTLS_SEC_PARAM_INSECURE: Less than 42 bits of security
* @GNUTLS_SEC_PARAM_EXPORT: 42 bits of security
* @GNUTLS_SEC_PARAM_VERY_WEAK: 64 bits of security
* @GNUTLS_SEC_PARAM_WEAK: 72 bits of security
* @GNUTLS_SEC_PARAM_LOW: 80 bits of security
* @GNUTLS_SEC_PARAM_LEGACY: 96 bits of security
* @GNUTLS_SEC_PARAM_MEDIUM: 112 bits of security (used to be %GNUTLS_SEC_PARAM_NORMAL)
* @GNUTLS_SEC_PARAM_HIGH: 128 bits of security
* @GNUTLS_SEC_PARAM_ULTRA: 192 bits of security
*
* Enumeration of security parameters for passive attacks.
*/
typedef enum {
GNUTLS_SEC_PARAM_UNKNOWN = 0,
GNUTLS_SEC_PARAM_INSECURE = 5,
GNUTLS_SEC_PARAM_EXPORT = 10,
GNUTLS_SEC_PARAM_VERY_WEAK = 15,
GNUTLS_SEC_PARAM_WEAK = 20,
GNUTLS_SEC_PARAM_LOW = 25,
GNUTLS_SEC_PARAM_LEGACY = 30,
GNUTLS_SEC_PARAM_MEDIUM = 35,
GNUTLS_SEC_PARAM_HIGH = 40,
GNUTLS_SEC_PARAM_ULTRA = 45
} gnutls_sec_param_t;
/* old name */
#define GNUTLS_SEC_PARAM_NORMAL GNUTLS_SEC_PARAM_MEDIUM
/**
* gnutls_channel_binding_t:
* @GNUTLS_CB_TLS_UNIQUE: "tls-unique" (RFC 5929) channel binding
*
* Enumeration of support channel binding types.
*/
typedef enum {
GNUTLS_CB_TLS_UNIQUE
} gnutls_channel_binding_t;
/* If you want to change this, then also change the define in
* gnutls_int.h, and recompile.
*/
typedef void *gnutls_transport_ptr_t;
struct gnutls_session_int;
typedef struct gnutls_session_int *gnutls_session_t;
struct gnutls_dh_params_int;
typedef struct gnutls_dh_params_int *gnutls_dh_params_t;
/* XXX ugly. */
struct gnutls_x509_privkey_int;
typedef struct gnutls_x509_privkey_int *gnutls_rsa_params_t;
struct gnutls_priority_st;
typedef struct gnutls_priority_st *gnutls_priority_t;
typedef struct {
unsigned char *data;
unsigned int size;
} gnutls_datum_t;
typedef struct gnutls_params_st {
gnutls_params_type_t type;
union params {
gnutls_dh_params_t dh;
gnutls_rsa_params_t rsa_export;
} params;
int deinit;
} gnutls_params_st;
typedef int gnutls_params_function(gnutls_session_t, gnutls_params_type_t,
gnutls_params_st *);
/* internal functions */
int gnutls_init(gnutls_session_t * session, unsigned int flags);
void gnutls_deinit(gnutls_session_t session);
#define _gnutls_deinit(x) gnutls_deinit(x)
int gnutls_bye(gnutls_session_t session, gnutls_close_request_t how);
int gnutls_handshake(gnutls_session_t session);
#define GNUTLS_DEFAULT_HANDSHAKE_TIMEOUT ((unsigned int)-1)
void gnutls_handshake_set_timeout(gnutls_session_t session,
unsigned int ms);
int gnutls_rehandshake(gnutls_session_t session);
gnutls_alert_description_t gnutls_alert_get(gnutls_session_t session);
int gnutls_alert_send(gnutls_session_t session,
gnutls_alert_level_t level,
gnutls_alert_description_t desc);
int gnutls_alert_send_appropriate(gnutls_session_t session, int err);
const char *gnutls_alert_get_name(gnutls_alert_description_t alert);
const char *gnutls_alert_get_strname(gnutls_alert_description_t alert);
gnutls_sec_param_t gnutls_pk_bits_to_sec_param(gnutls_pk_algorithm_t algo,
unsigned int bits);
const char *gnutls_sec_param_get_name(gnutls_sec_param_t param);
unsigned int gnutls_sec_param_to_pk_bits(gnutls_pk_algorithm_t algo,
gnutls_sec_param_t param);
unsigned int
gnutls_sec_param_to_symmetric_bits(gnutls_sec_param_t param);
/* Elliptic curves */
const char *gnutls_ecc_curve_get_name(gnutls_ecc_curve_t curve);
int gnutls_ecc_curve_get_size(gnutls_ecc_curve_t curve);
gnutls_ecc_curve_t gnutls_ecc_curve_get(gnutls_session_t session);
/* get information on the current session */
gnutls_cipher_algorithm_t gnutls_cipher_get(gnutls_session_t session);
gnutls_kx_algorithm_t gnutls_kx_get(gnutls_session_t session);
gnutls_mac_algorithm_t gnutls_mac_get(gnutls_session_t session);
gnutls_compression_method_t
gnutls_compression_get(gnutls_session_t session);
gnutls_certificate_type_t
gnutls_certificate_type_get(gnutls_session_t session);
int gnutls_sign_algorithm_get(gnutls_session_t session);
int gnutls_sign_algorithm_get_client(gnutls_session_t session);
int gnutls_sign_algorithm_get_requested(gnutls_session_t session,
size_t indx,
gnutls_sign_algorithm_t * algo);
/* the name of the specified algorithms */
const char *gnutls_cipher_get_name(gnutls_cipher_algorithm_t algorithm);
const char *gnutls_mac_get_name(gnutls_mac_algorithm_t algorithm);
const char *gnutls_digest_get_name(gnutls_digest_algorithm_t algorithm);
const char *gnutls_compression_get_name(gnutls_compression_method_t
algorithm);
const char *gnutls_kx_get_name(gnutls_kx_algorithm_t algorithm);
const char *gnutls_certificate_type_get_name(gnutls_certificate_type_t
type);
const char *gnutls_pk_get_name(gnutls_pk_algorithm_t algorithm);
const char *gnutls_sign_get_name(gnutls_sign_algorithm_t algorithm);
size_t gnutls_cipher_get_key_size(gnutls_cipher_algorithm_t algorithm);
size_t gnutls_mac_get_key_size(gnutls_mac_algorithm_t algorithm);
int gnutls_sign_is_secure(gnutls_sign_algorithm_t algorithm);
gnutls_digest_algorithm_t
gnutls_sign_get_hash_algorithm(gnutls_sign_algorithm_t sign);
gnutls_pk_algorithm_t
gnutls_sign_get_pk_algorithm(gnutls_sign_algorithm_t sign);
gnutls_sign_algorithm_t
gnutls_pk_to_sign(gnutls_pk_algorithm_t pk,
gnutls_digest_algorithm_t hash);
#define gnutls_sign_algorithm_get_name gnutls_sign_get_name
gnutls_mac_algorithm_t gnutls_mac_get_id(const char *name);
gnutls_digest_algorithm_t gnutls_digest_get_id(const char *name);
gnutls_compression_method_t gnutls_compression_get_id(const char *name);
gnutls_cipher_algorithm_t gnutls_cipher_get_id(const char *name);
gnutls_kx_algorithm_t gnutls_kx_get_id(const char *name);
gnutls_protocol_t gnutls_protocol_get_id(const char *name);
gnutls_certificate_type_t gnutls_certificate_type_get_id(const char *name);
gnutls_pk_algorithm_t gnutls_pk_get_id(const char *name);
gnutls_sign_algorithm_t gnutls_sign_get_id(const char *name);
/* list supported algorithms */
const gnutls_ecc_curve_t *gnutls_ecc_curve_list(void);
const gnutls_cipher_algorithm_t *gnutls_cipher_list(void);
const gnutls_mac_algorithm_t *gnutls_mac_list(void);
const gnutls_digest_algorithm_t *gnutls_digest_list(void);
const gnutls_compression_method_t *gnutls_compression_list(void);
const gnutls_protocol_t *gnutls_protocol_list(void);
const gnutls_certificate_type_t *gnutls_certificate_type_list(void);
const gnutls_kx_algorithm_t *gnutls_kx_list(void);
const gnutls_pk_algorithm_t *gnutls_pk_list(void);
const gnutls_sign_algorithm_t *gnutls_sign_list(void);
const char *gnutls_cipher_suite_info(size_t idx,
unsigned char *cs_id,
gnutls_kx_algorithm_t * kx,
gnutls_cipher_algorithm_t * cipher,
gnutls_mac_algorithm_t * mac,
gnutls_protocol_t * min_version);
/* error functions */
int gnutls_error_is_fatal(int error);
int gnutls_error_to_alert(int err, int *level);
void gnutls_perror(int error);
const char *gnutls_strerror(int error);
const char *gnutls_strerror_name(int error);
/* Semi-internal functions.
*/
void gnutls_handshake_set_private_extensions(gnutls_session_t session,
int allow);
int gnutls_handshake_set_random(gnutls_session_t session,
const gnutls_datum_t * random);
gnutls_handshake_description_t
gnutls_handshake_get_last_out(gnutls_session_t session);
gnutls_handshake_description_t
gnutls_handshake_get_last_in(gnutls_session_t session);
/* Record layer functions.
*/
#define GNUTLS_HEARTBEAT_WAIT 1
int gnutls_heartbeat_ping(gnutls_session_t session, size_t data_size,
unsigned int max_tries, unsigned int flags);
int gnutls_heartbeat_pong(gnutls_session_t session, unsigned int flags);
void gnutls_record_set_timeout(gnutls_session_t session, unsigned int ms);
void gnutls_record_disable_padding(gnutls_session_t session);
void gnutls_record_cork(gnutls_session_t session);
#define GNUTLS_RECORD_WAIT 1
int gnutls_record_uncork(gnutls_session_t session, unsigned int flags);
size_t gnutls_record_discard_queued(gnutls_session_t session);
int
gnutls_record_get_state(gnutls_session_t session,
unsigned read,
gnutls_datum_t *mac_key,
gnutls_datum_t *IV,
gnutls_datum_t *cipher_key,
unsigned char seq_number[8]);
int
gnutls_record_set_state(gnutls_session_t session,
unsigned read,
unsigned char seq_number[8]);
typedef struct {
size_t low;
size_t high;
} gnutls_range_st;
int gnutls_range_split(gnutls_session_t session,
const gnutls_range_st * orig,
gnutls_range_st * small_range,
gnutls_range_st * rem_range);
ssize_t gnutls_record_send(gnutls_session_t session, const void *data,
size_t data_size);
ssize_t gnutls_record_send_range(gnutls_session_t session,
const void *data, size_t data_size,
const gnutls_range_st * range);
ssize_t gnutls_record_recv(gnutls_session_t session, void *data,
size_t data_size);
typedef struct mbuffer_st *gnutls_packet_t;
ssize_t
gnutls_record_recv_packet(gnutls_session_t session,
gnutls_packet_t *packet);
void gnutls_packet_get(gnutls_packet_t packet, gnutls_datum_t *data, unsigned char *sequence);
void gnutls_packet_deinit(gnutls_packet_t packet);
#define gnutls_read gnutls_record_recv
#define gnutls_write gnutls_record_send
ssize_t gnutls_record_recv_seq(gnutls_session_t session, void *data,
size_t data_size, unsigned char *seq);
size_t gnutls_record_overhead_size(gnutls_session_t session);
size_t gnutls_est_record_overhead_size(gnutls_protocol_t version,
gnutls_cipher_algorithm_t cipher,
gnutls_mac_algorithm_t mac,
gnutls_compression_method_t comp,
unsigned int flags);
void gnutls_session_enable_compatibility_mode(gnutls_session_t session);
#define gnutls_record_set_max_empty_records(session, x)
int gnutls_record_can_use_length_hiding(gnutls_session_t session);
int gnutls_record_get_direction(gnutls_session_t session);
size_t gnutls_record_get_max_size(gnutls_session_t session);
ssize_t gnutls_record_set_max_size(gnutls_session_t session, size_t size);
size_t gnutls_record_check_pending(gnutls_session_t session);
size_t gnutls_record_check_corked(gnutls_session_t session);
void gnutls_session_force_valid(gnutls_session_t session);
int gnutls_prf(gnutls_session_t session,
size_t label_size, const char *label,
int server_random_first,
size_t extra_size, const char *extra,
size_t outsize, char *out);
int gnutls_prf_raw(gnutls_session_t session,
size_t label_size, const char *label,
size_t seed_size, const char *seed,
size_t outsize, char *out);
/**
* gnutls_server_name_type_t:
* @GNUTLS_NAME_DNS: Domain Name System name type.
*
* Enumeration of different server name types.
*/
typedef enum {
GNUTLS_NAME_DNS = 1
} gnutls_server_name_type_t;
int gnutls_server_name_set(gnutls_session_t session,
gnutls_server_name_type_t type,
const void *name, size_t name_length);
int gnutls_server_name_get(gnutls_session_t session,
void *data, size_t * data_length,
unsigned int *type, unsigned int indx);
unsigned int gnutls_heartbeat_get_timeout(gnutls_session_t session);
void gnutls_heartbeat_set_timeouts(gnutls_session_t session,
unsigned int retrans_timeout,
unsigned int total_timeout);
#define GNUTLS_HB_PEER_ALLOWED_TO_SEND (1)
#define GNUTLS_HB_PEER_NOT_ALLOWED_TO_SEND (1<<1)
/* Heartbeat */
void gnutls_heartbeat_enable(gnutls_session_t session, unsigned int type);
#define GNUTLS_HB_LOCAL_ALLOWED_TO_SEND (1<<2)
int gnutls_heartbeat_allowed(gnutls_session_t session, unsigned int type);
/* Safe renegotiation */
int gnutls_safe_renegotiation_status(gnutls_session_t session);
unsigned gnutls_session_ext_master_secret_status(gnutls_session_t session);
unsigned gnutls_session_etm_status(gnutls_session_t session);
/**
* gnutls_supplemental_data_format_type_t:
* @GNUTLS_SUPPLEMENTAL_USER_MAPPING_DATA: Supplemental user mapping data.
*
* Enumeration of different supplemental data types (RFC 4680).
*/
typedef int gnutls_supplemental_data_format_type_t;
const char
*gnutls_supplemental_get_name(gnutls_supplemental_data_format_type_t type);
/* SessionTicket, RFC 5077. */
int gnutls_session_ticket_key_generate(gnutls_datum_t * key);
int gnutls_session_ticket_enable_client(gnutls_session_t session);
int gnutls_session_ticket_enable_server(gnutls_session_t session,
const gnutls_datum_t * key);
/* SRTP, RFC 5764 */
/**
* gnutls_srtp_profile_t:
* @GNUTLS_SRTP_AES128_CM_HMAC_SHA1_80: 128 bit AES with a 80 bit HMAC-SHA1
* @GNUTLS_SRTP_AES128_CM_HMAC_SHA1_32: 128 bit AES with a 32 bit HMAC-SHA1
* @GNUTLS_SRTP_NULL_HMAC_SHA1_80: NULL cipher with a 80 bit HMAC-SHA1
* @GNUTLS_SRTP_NULL_HMAC_SHA1_32: NULL cipher with a 32 bit HMAC-SHA1
*
* Enumeration of different SRTP protection profiles.
*/
typedef enum {
GNUTLS_SRTP_AES128_CM_HMAC_SHA1_80 = 0x0001,
GNUTLS_SRTP_AES128_CM_HMAC_SHA1_32 = 0x0002,
GNUTLS_SRTP_NULL_HMAC_SHA1_80 = 0x0005,
GNUTLS_SRTP_NULL_HMAC_SHA1_32 = 0x0006
} gnutls_srtp_profile_t;
int gnutls_srtp_set_profile(gnutls_session_t session,
gnutls_srtp_profile_t profile);
int gnutls_srtp_set_profile_direct(gnutls_session_t session,
const char *profiles,
const char **err_pos);
int gnutls_srtp_get_selected_profile(gnutls_session_t session,
gnutls_srtp_profile_t * profile);
const char *gnutls_srtp_get_profile_name(gnutls_srtp_profile_t profile);
int gnutls_srtp_get_profile_id(const char *name,
gnutls_srtp_profile_t * profile);
int gnutls_srtp_get_keys(gnutls_session_t session,
void *key_material,
unsigned int key_material_size,
gnutls_datum_t * client_key,
gnutls_datum_t * client_salt,
gnutls_datum_t * server_key,
gnutls_datum_t * server_salt);
int gnutls_srtp_set_mki(gnutls_session_t session,
const gnutls_datum_t * mki);
int gnutls_srtp_get_mki(gnutls_session_t session, gnutls_datum_t * mki);
/* ALPN TLS extension */
#define GNUTLS_ALPN_MAND 1
int gnutls_alpn_get_selected_protocol(gnutls_session_t session,
gnutls_datum_t * protocol);
int gnutls_alpn_set_protocols(gnutls_session_t session,
const gnutls_datum_t * protocols,
unsigned protocols_size, unsigned flags);
int gnutls_key_generate(gnutls_datum_t * key, unsigned int key_size);
/* if you just want some defaults, use the following.
*/
int gnutls_priority_init(gnutls_priority_t * priority_cache,
const char *priorities, const char **err_pos);
void gnutls_priority_deinit(gnutls_priority_t priority_cache);
int gnutls_priority_get_cipher_suite_index(gnutls_priority_t pcache,
unsigned int idx,
unsigned int *sidx);
#define GNUTLS_PRIORITY_LIST_INIT_KEYWORDS 1
#define GNUTLS_PRIORITY_LIST_SPECIAL 2
const char *
gnutls_priority_string_list(unsigned iter, unsigned int flags);
int gnutls_priority_set(gnutls_session_t session,
gnutls_priority_t priority);
int gnutls_priority_set_direct(gnutls_session_t session,
const char *priorities,
const char **err_pos);
int gnutls_priority_certificate_type_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_sign_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_protocol_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_compression_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_ecc_curve_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_kx_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_cipher_list(gnutls_priority_t pcache,
const unsigned int **list);
int gnutls_priority_mac_list(gnutls_priority_t pcache,
const unsigned int **list);
/* for compatibility
*/
int gnutls_set_default_priority(gnutls_session_t session);
/* Returns the name of a cipher suite */
const char *gnutls_cipher_suite_get_name(gnutls_kx_algorithm_t
kx_algorithm,
gnutls_cipher_algorithm_t
cipher_algorithm,
gnutls_mac_algorithm_t
mac_algorithm);
/* get the currently used protocol version */
gnutls_protocol_t gnutls_protocol_get_version(gnutls_session_t session);
const char *gnutls_protocol_get_name(gnutls_protocol_t version);
/* get/set session
*/
int gnutls_session_set_data(gnutls_session_t session,
const void *session_data,
size_t session_data_size);
int gnutls_session_get_data(gnutls_session_t session, void *session_data,
size_t * session_data_size);
int gnutls_session_get_data2(gnutls_session_t session,
gnutls_datum_t * data);
void gnutls_session_get_random(gnutls_session_t session,
gnutls_datum_t * client,
gnutls_datum_t * server);
char *gnutls_session_get_desc(gnutls_session_t session);
int gnutls_session_set_premaster(gnutls_session_t session,
unsigned int entity,
gnutls_protocol_t version,
gnutls_kx_algorithm_t kx,
gnutls_cipher_algorithm_t cipher,
gnutls_mac_algorithm_t mac,
gnutls_compression_method_t comp,
const gnutls_datum_t * master,
const gnutls_datum_t * session_id);
/* returns the session ID */
#define GNUTLS_MAX_SESSION_ID 32
int gnutls_session_get_id(gnutls_session_t session, void *session_id,
size_t * session_id_size);
int gnutls_session_get_id2(gnutls_session_t session,
gnutls_datum_t * session_id);
int gnutls_session_set_id(gnutls_session_t session,
const gnutls_datum_t * sid);
int gnutls_session_channel_binding(gnutls_session_t session,
gnutls_channel_binding_t cbtype,
gnutls_datum_t * cb);
/* checks if this session is a resumed one
*/
int gnutls_session_is_resumed(gnutls_session_t session);
int gnutls_session_resumption_requested(gnutls_session_t session);
typedef int (*gnutls_db_store_func) (void *, gnutls_datum_t key,
gnutls_datum_t data);
typedef int (*gnutls_db_remove_func) (void *, gnutls_datum_t key);
typedef gnutls_datum_t(*gnutls_db_retr_func) (void *, gnutls_datum_t key);
void gnutls_db_set_cache_expiration(gnutls_session_t session, int seconds);
unsigned gnutls_db_get_default_cache_expiration(void);
void gnutls_db_remove_session(gnutls_session_t session);
void gnutls_db_set_retrieve_function(gnutls_session_t session,
gnutls_db_retr_func retr_func);
void gnutls_db_set_remove_function(gnutls_session_t session,
gnutls_db_remove_func rem_func);
void gnutls_db_set_store_function(gnutls_session_t session,
gnutls_db_store_func store_func);
void gnutls_db_set_ptr(gnutls_session_t session, void *ptr);
void *gnutls_db_get_ptr(gnutls_session_t session);
int gnutls_db_check_entry(gnutls_session_t session,
gnutls_datum_t session_entry);
time_t gnutls_db_check_entry_time(gnutls_datum_t * entry);
/**
* gnutls_handshake_hook_func:
* @session: the current session
* @htype: the type of the handshake message (%gnutls_handshake_description_t)
* @post: non zero if this is a post-process/generation call and zero otherwise
* @incoming: non zero if this is an incoming message and zero if this is an outgoing message
* @msg: the (const) data of the handshake message without the handshake headers.
*
* Function prototype for handshake hooks. It is set using
* gnutls_handshake_set_hook_function().
*
* Returns: Non zero on error.
*/
#define GNUTLS_HOOK_POST (1)
#define GNUTLS_HOOK_PRE (0)
#define GNUTLS_HOOK_BOTH (-1)
typedef int (*gnutls_handshake_hook_func) (gnutls_session_t,
unsigned int htype,
unsigned post,
unsigned int incoming,
const gnutls_datum_t *msg);
void gnutls_handshake_set_hook_function(gnutls_session_t session,
unsigned int htype, int post,
gnutls_handshake_hook_func func);
typedef int (*gnutls_handshake_post_client_hello_func) (gnutls_session_t);
void
gnutls_handshake_set_post_client_hello_function(gnutls_session_t session,
gnutls_handshake_post_client_hello_func
func);
void gnutls_handshake_set_max_packet_length(gnutls_session_t session,
size_t max);
/* returns libgnutls version (call it with a NULL argument)
*/
const char *gnutls_check_version(const char *req_version);
/* Functions for setting/clearing credentials
*/
void gnutls_credentials_clear(gnutls_session_t session);
/* cred is a structure defined by the kx algorithm
*/
int gnutls_credentials_set(gnutls_session_t session,
gnutls_credentials_type_t type, void *cred);
int gnutls_credentials_get(gnutls_session_t session,
gnutls_credentials_type_t type, void **cred);
#define gnutls_cred_set gnutls_credentials_set
/* x.509 types */
struct gnutls_pubkey_st;
typedef struct gnutls_pubkey_st *gnutls_pubkey_t;
struct gnutls_privkey_st;
typedef struct gnutls_privkey_st *gnutls_privkey_t;
struct gnutls_x509_privkey_int;
typedef struct gnutls_x509_privkey_int *gnutls_x509_privkey_t;
struct gnutls_x509_crl_int;
typedef struct gnutls_x509_crl_int *gnutls_x509_crl_t;
struct gnutls_x509_crt_int;
typedef struct gnutls_x509_crt_int *gnutls_x509_crt_t;
struct gnutls_x509_crq_int;
typedef struct gnutls_x509_crq_int *gnutls_x509_crq_t;
struct gnutls_openpgp_keyring_int;
typedef struct gnutls_openpgp_keyring_int *gnutls_openpgp_keyring_t;
/* Credential structures - used in gnutls_credentials_set(); */
struct gnutls_certificate_credentials_st;
typedef struct gnutls_certificate_credentials_st
*gnutls_certificate_credentials_t;
typedef gnutls_certificate_credentials_t
gnutls_certificate_server_credentials;
typedef gnutls_certificate_credentials_t
gnutls_certificate_client_credentials;
typedef struct gnutls_anon_server_credentials_st
*gnutls_anon_server_credentials_t;
typedef struct gnutls_anon_client_credentials_st
*gnutls_anon_client_credentials_t;
void gnutls_anon_free_server_credentials(gnutls_anon_server_credentials_t
sc);
int
gnutls_anon_allocate_server_credentials(gnutls_anon_server_credentials_t
* sc);
void gnutls_anon_set_server_dh_params(gnutls_anon_server_credentials_t res,
gnutls_dh_params_t dh_params);
void
gnutls_anon_set_server_params_function(gnutls_anon_server_credentials_t
res, gnutls_params_function * func);
void
gnutls_anon_free_client_credentials(gnutls_anon_client_credentials_t sc);
int
gnutls_anon_allocate_client_credentials(gnutls_anon_client_credentials_t
* sc);
/* CERTFILE is an x509 certificate in PEM form.
* KEYFILE is a pkcs-1 private key in PEM form (for RSA keys).
*/
void
gnutls_certificate_free_credentials(gnutls_certificate_credentials_t sc);
int
gnutls_certificate_allocate_credentials(gnutls_certificate_credentials_t
* res);
int
gnutls_certificate_get_issuer(gnutls_certificate_credentials_t sc,
gnutls_x509_crt_t cert,
gnutls_x509_crt_t * issuer,
unsigned int flags);
int gnutls_certificate_get_crt_raw(gnutls_certificate_credentials_t sc,
unsigned idx1, unsigned idx2,
gnutls_datum_t * cert);
int
gnutls_certificate_get_x509_crt(gnutls_certificate_credentials_t res,
unsigned index,
gnutls_x509_crt_t **crt_list,
unsigned *crt_list_size);
int
gnutls_certificate_get_x509_key(gnutls_certificate_credentials_t res,
unsigned index,
gnutls_x509_privkey_t *key);
void gnutls_certificate_free_keys(gnutls_certificate_credentials_t sc);
void gnutls_certificate_free_cas(gnutls_certificate_credentials_t sc);
void gnutls_certificate_free_ca_names(gnutls_certificate_credentials_t sc);
void gnutls_certificate_free_crls(gnutls_certificate_credentials_t sc);
void gnutls_certificate_set_dh_params(gnutls_certificate_credentials_t res,
gnutls_dh_params_t dh_params);
void gnutls_certificate_set_verify_flags(gnutls_certificate_credentials_t
res, unsigned int flags);
unsigned int
gnutls_certificate_get_verify_flags(gnutls_certificate_credentials_t res);
void gnutls_certificate_set_verify_limits(gnutls_certificate_credentials_t
res, unsigned int max_bits,
unsigned int max_depth);
unsigned int
gnutls_certificate_get_verify_flags(gnutls_certificate_credentials_t);
int
gnutls_certificate_set_x509_system_trust(gnutls_certificate_credentials_t
cred);
int
gnutls_certificate_set_x509_trust_file(gnutls_certificate_credentials_t
cred, const char *cafile,
gnutls_x509_crt_fmt_t type);
int
gnutls_certificate_set_x509_trust_dir(gnutls_certificate_credentials_t cred,
const char *ca_dir,
gnutls_x509_crt_fmt_t type);
int gnutls_certificate_set_x509_trust_mem(gnutls_certificate_credentials_t
res, const gnutls_datum_t * ca,
gnutls_x509_crt_fmt_t type);
int
gnutls_certificate_set_x509_crl_file(gnutls_certificate_credentials_t
res, const char *crlfile,
gnutls_x509_crt_fmt_t type);
int gnutls_certificate_set_x509_crl_mem(gnutls_certificate_credentials_t
res, const gnutls_datum_t * CRL,
gnutls_x509_crt_fmt_t type);
int
gnutls_certificate_set_x509_key_file(gnutls_certificate_credentials_t
res, const char *certfile,
const char *keyfile,
gnutls_x509_crt_fmt_t type);
int
gnutls_certificate_set_x509_key_file2(gnutls_certificate_credentials_t
res, const char *certfile,
const char *keyfile,
gnutls_x509_crt_fmt_t type,
const char *pass,
unsigned int flags);
int gnutls_certificate_set_x509_key_mem(gnutls_certificate_credentials_t
res, const gnutls_datum_t * cert,
const gnutls_datum_t * key,
gnutls_x509_crt_fmt_t type);
int gnutls_certificate_set_x509_key_mem2(gnutls_certificate_credentials_t
res, const gnutls_datum_t * cert,
const gnutls_datum_t * key,
gnutls_x509_crt_fmt_t type,
const char *pass,
unsigned int flags);
void gnutls_certificate_send_x509_rdn_sequence(gnutls_session_t session,
int status);
int
gnutls_certificate_set_x509_simple_pkcs12_file
(gnutls_certificate_credentials_t res, const char *pkcs12file,
gnutls_x509_crt_fmt_t type, const char *password);
int
gnutls_certificate_set_x509_simple_pkcs12_mem
(gnutls_certificate_credentials_t res, const gnutls_datum_t * p12blob,
gnutls_x509_crt_fmt_t type, const char *password);
/* New functions to allow setting already parsed X.509 stuff.
*/
int gnutls_certificate_set_x509_key(gnutls_certificate_credentials_t res,
gnutls_x509_crt_t * cert_list,
int cert_list_size,
gnutls_x509_privkey_t key);
int gnutls_certificate_set_x509_trust(gnutls_certificate_credentials_t res,
gnutls_x509_crt_t * ca_list,
int ca_list_size);
int gnutls_certificate_set_x509_crl(gnutls_certificate_credentials_t res,
gnutls_x509_crl_t * crl_list,
int crl_list_size);
int gnutls_certificate_get_x509_key(gnutls_certificate_credentials_t res,
unsigned index,
gnutls_x509_privkey_t *key);
int gnutls_certificate_get_x509_crt(gnutls_certificate_credentials_t res,
unsigned index,
gnutls_x509_crt_t **crt_list,
unsigned *crt_list_size);
/* OCSP status request extension, RFC 6066 */
typedef int (*gnutls_status_request_ocsp_func)
(gnutls_session_t session, void *ptr, gnutls_datum_t * ocsp_response);
void
gnutls_certificate_set_ocsp_status_request_function
(gnutls_certificate_credentials_t res,
gnutls_status_request_ocsp_func ocsp_func, void *ptr);
int
gnutls_certificate_set_ocsp_status_request_file
(gnutls_certificate_credentials_t res, const char *response_file,
unsigned int flags);
int gnutls_ocsp_status_request_enable_client(gnutls_session_t session,
gnutls_datum_t * responder_id,
size_t responder_id_size,
gnutls_datum_t *
request_extensions);
int gnutls_ocsp_status_request_get(gnutls_session_t session,
gnutls_datum_t * response);
#define GNUTLS_OCSP_SR_IS_AVAIL 1
int gnutls_ocsp_status_request_is_checked(gnutls_session_t session,
unsigned int flags);
/* global state functions
*/
int gnutls_global_init(void);
void gnutls_global_deinit(void);
/**
* gnutls_time_func:
* @t: where to store time.
*
* Function prototype for time()-like function. Set with
* gnutls_global_set_time_function().
*
* Returns: Number of seconds since the epoch, or (time_t)-1 on errors.
*/
typedef time_t(*gnutls_time_func) (time_t * t);
typedef int (*mutex_init_func) (void **mutex);
typedef int (*mutex_lock_func) (void **mutex);
typedef int (*mutex_unlock_func) (void **mutex);
typedef int (*mutex_deinit_func) (void **mutex);
void gnutls_global_set_mutex(mutex_init_func init,
mutex_deinit_func deinit,
mutex_lock_func lock,
mutex_unlock_func unlock);
typedef void *(*gnutls_alloc_function) (size_t);
typedef void *(*gnutls_calloc_function) (size_t, size_t);
typedef int (*gnutls_is_secure_function) (const void *);
typedef void (*gnutls_free_function) (void *);
typedef void *(*gnutls_realloc_function) (void *, size_t);
void gnutls_global_set_time_function(gnutls_time_func time_func);
/* For use in callbacks */
extern _SYM_EXPORT gnutls_alloc_function gnutls_malloc;
extern _SYM_EXPORT gnutls_realloc_function gnutls_realloc;
extern _SYM_EXPORT gnutls_calloc_function gnutls_calloc;
extern _SYM_EXPORT gnutls_free_function gnutls_free;
extern _SYM_EXPORT char *(*gnutls_strdup) (const char *);
/* a variant of memset that doesn't get optimized out */
void gnutls_memset(void *data, int c, size_t size);
/* constant time memcmp */
int gnutls_memcmp(const void *s1, const void *s2, size_t n);
typedef void (*gnutls_log_func) (int, const char *);
typedef void (*gnutls_audit_log_func) (gnutls_session_t, const char *);
void gnutls_global_set_log_function(gnutls_log_func log_func);
void gnutls_global_set_audit_log_function(gnutls_audit_log_func log_func);
void gnutls_global_set_log_level(int level);
/* Diffie-Hellman parameter handling.
*/
int gnutls_dh_params_init(gnutls_dh_params_t * dh_params);
void gnutls_dh_params_deinit(gnutls_dh_params_t dh_params);
int gnutls_dh_params_import_raw(gnutls_dh_params_t dh_params,
const gnutls_datum_t * prime,
const gnutls_datum_t * generator);
int gnutls_dh_params_import_raw2(gnutls_dh_params_t dh_params,
const gnutls_datum_t * prime,
const gnutls_datum_t * generator,
unsigned key_bits);
int gnutls_dh_params_import_pkcs3(gnutls_dh_params_t params,
const gnutls_datum_t * pkcs3_params,
gnutls_x509_crt_fmt_t format);
int gnutls_dh_params_generate2(gnutls_dh_params_t params,
unsigned int bits);
int gnutls_dh_params_export_pkcs3(gnutls_dh_params_t params,
gnutls_x509_crt_fmt_t format,
unsigned char *params_data,
size_t * params_data_size);
int gnutls_dh_params_export2_pkcs3(gnutls_dh_params_t params,
gnutls_x509_crt_fmt_t format,
gnutls_datum_t * out);
int gnutls_dh_params_export_raw(gnutls_dh_params_t params,
gnutls_datum_t * prime,
gnutls_datum_t * generator,
unsigned int *bits);
int gnutls_dh_params_cpy(gnutls_dh_params_t dst, gnutls_dh_params_t src);
/* Session stuff
*/
typedef struct {
void *iov_base; /* Starting address */
size_t iov_len; /* Number of bytes to transfer */
} giovec_t;
typedef ssize_t(*gnutls_pull_func) (gnutls_transport_ptr_t, void *,
size_t);
typedef ssize_t(*gnutls_push_func) (gnutls_transport_ptr_t, const void *,
size_t);
int gnutls_system_recv_timeout(gnutls_transport_ptr_t ptr, unsigned int ms);
typedef int (*gnutls_pull_timeout_func) (gnutls_transport_ptr_t,
unsigned int ms);
typedef ssize_t(*gnutls_vec_push_func) (gnutls_transport_ptr_t,
const giovec_t * iov, int iovcnt);
typedef int (*gnutls_errno_func) (gnutls_transport_ptr_t);
#if 0
/* This will be defined as macro. */
void gnutls_transport_set_int (gnutls_session_t session, int r);
#endif
void gnutls_transport_set_int2(gnutls_session_t session, int r, int s);
#define gnutls_transport_set_int(s, i) gnutls_transport_set_int2(s, i, i)
void gnutls_transport_get_int2(gnutls_session_t session, int *r, int *s);
int gnutls_transport_get_int(gnutls_session_t session);
void gnutls_transport_set_ptr(gnutls_session_t session,
gnutls_transport_ptr_t ptr);
void gnutls_transport_set_ptr2(gnutls_session_t session,
gnutls_transport_ptr_t recv_ptr,
gnutls_transport_ptr_t send_ptr);
gnutls_transport_ptr_t gnutls_transport_get_ptr(gnutls_session_t session);
void gnutls_transport_get_ptr2(gnutls_session_t session,
gnutls_transport_ptr_t * recv_ptr,
gnutls_transport_ptr_t * send_ptr);
void gnutls_transport_set_vec_push_function(gnutls_session_t session,
gnutls_vec_push_func vec_func);
void gnutls_transport_set_push_function(gnutls_session_t session,
gnutls_push_func push_func);
void gnutls_transport_set_pull_function(gnutls_session_t session,
gnutls_pull_func pull_func);
void gnutls_transport_set_pull_timeout_function(gnutls_session_t session,
gnutls_pull_timeout_func
func);
void gnutls_transport_set_errno_function(gnutls_session_t session,
gnutls_errno_func errno_func);
void gnutls_transport_set_errno(gnutls_session_t session, int err);
/* session specific
*/
void gnutls_session_set_ptr(gnutls_session_t session, void *ptr);
void *gnutls_session_get_ptr(gnutls_session_t session);
void gnutls_openpgp_send_cert(gnutls_session_t session,
gnutls_openpgp_crt_status_t status);
/* This function returns the hash of the given data.
*/
int gnutls_fingerprint(gnutls_digest_algorithm_t algo,
const gnutls_datum_t * data, void *result,
size_t * result_size);
/**
* gnutls_random_art_t:
* @GNUTLS_RANDOM_ART_OPENSSH: OpenSSH-style random art.
*
* Enumeration of different random art types.
*/
typedef enum gnutls_random_art {
GNUTLS_RANDOM_ART_OPENSSH = 1
} gnutls_random_art_t;
int gnutls_random_art(gnutls_random_art_t type,
const char *key_type, unsigned int key_size,
void *fpr, size_t fpr_size, gnutls_datum_t * art);
/* SRP
*/
typedef struct gnutls_srp_server_credentials_st
*gnutls_srp_server_credentials_t;
typedef struct gnutls_srp_client_credentials_st
*gnutls_srp_client_credentials_t;
void
gnutls_srp_free_client_credentials(gnutls_srp_client_credentials_t sc);
int
gnutls_srp_allocate_client_credentials(gnutls_srp_client_credentials_t *
sc);
int gnutls_srp_set_client_credentials(gnutls_srp_client_credentials_t res,
const char *username,
const char *password);
void
gnutls_srp_free_server_credentials(gnutls_srp_server_credentials_t sc);
int
gnutls_srp_allocate_server_credentials(gnutls_srp_server_credentials_t *
sc);
int gnutls_srp_set_server_credentials_file(gnutls_srp_server_credentials_t
res, const char *password_file,
const char *password_conf_file);
const char *gnutls_srp_server_get_username(gnutls_session_t session);
void gnutls_srp_set_prime_bits(gnutls_session_t session,
unsigned int bits);
int gnutls_srp_verifier(const char *username,
const char *password,
const gnutls_datum_t * salt,
const gnutls_datum_t * generator,
const gnutls_datum_t * prime,
gnutls_datum_t * res);
/* The static parameters defined in draft-ietf-tls-srp-05
* Those should be used as input to gnutls_srp_verifier().
*/
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_4096_group_prime;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_4096_group_generator;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_3072_group_prime;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_3072_group_generator;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_2048_group_prime;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_2048_group_generator;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_1536_group_prime;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_1536_group_generator;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_1024_group_prime;
extern _SYM_EXPORT const gnutls_datum_t gnutls_srp_1024_group_generator;
typedef int gnutls_srp_server_credentials_function(gnutls_session_t,
const char *username,
gnutls_datum_t * salt,
gnutls_datum_t *
verifier,
gnutls_datum_t *
generator,
gnutls_datum_t * prime);
void
gnutls_srp_set_server_credentials_function(gnutls_srp_server_credentials_t
cred,
gnutls_srp_server_credentials_function
* func);
typedef int gnutls_srp_client_credentials_function(gnutls_session_t,
char **, char **);
void
gnutls_srp_set_client_credentials_function(gnutls_srp_client_credentials_t
cred,
gnutls_srp_client_credentials_function
* func);
int gnutls_srp_base64_encode(const gnutls_datum_t * data, char *result,
size_t * result_size);
int gnutls_srp_base64_encode_alloc(const gnutls_datum_t * data,
gnutls_datum_t * result);
int gnutls_srp_base64_decode(const gnutls_datum_t * b64_data, char *result,
size_t * result_size);
int gnutls_srp_base64_decode_alloc(const gnutls_datum_t * b64_data,
gnutls_datum_t * result);
void
gnutls_srp_set_server_fake_salt_seed(gnutls_srp_server_credentials_t
sc,
const gnutls_datum_t * seed,
unsigned int salt_length);
/* PSK stuff */
typedef struct gnutls_psk_server_credentials_st
*gnutls_psk_server_credentials_t;
typedef struct gnutls_psk_client_credentials_st
*gnutls_psk_client_credentials_t;
/**
* gnutls_psk_key_flags:
* @GNUTLS_PSK_KEY_RAW: PSK-key in raw format.
* @GNUTLS_PSK_KEY_HEX: PSK-key in hex format.
*
* Enumeration of different PSK key flags.
*/
typedef enum gnutls_psk_key_flags {
GNUTLS_PSK_KEY_RAW = 0,
GNUTLS_PSK_KEY_HEX
} gnutls_psk_key_flags;
void
gnutls_psk_free_client_credentials(gnutls_psk_client_credentials_t sc);
int
gnutls_psk_allocate_client_credentials(gnutls_psk_client_credentials_t *
sc);
int gnutls_psk_set_client_credentials(gnutls_psk_client_credentials_t res,
const char *username,
const gnutls_datum_t * key,
gnutls_psk_key_flags flags);
void
gnutls_psk_free_server_credentials(gnutls_psk_server_credentials_t sc);
int
gnutls_psk_allocate_server_credentials(gnutls_psk_server_credentials_t *
sc);
int gnutls_psk_set_server_credentials_file(gnutls_psk_server_credentials_t
res, const char *password_file);
int
gnutls_psk_set_server_credentials_hint(gnutls_psk_server_credentials_t
res, const char *hint);
const char *gnutls_psk_server_get_username(gnutls_session_t session);
const char *gnutls_psk_client_get_hint(gnutls_session_t session);
typedef int gnutls_psk_server_credentials_function(gnutls_session_t,
const char *username,
gnutls_datum_t * key);
void
gnutls_psk_set_server_credentials_function(gnutls_psk_server_credentials_t
cred,
gnutls_psk_server_credentials_function
* func);
typedef int gnutls_psk_client_credentials_function(gnutls_session_t,
char **username,
gnutls_datum_t * key);
void
gnutls_psk_set_client_credentials_function(gnutls_psk_client_credentials_t
cred,
gnutls_psk_client_credentials_function
* func);
int gnutls_hex_encode(const gnutls_datum_t * data, char *result,
size_t * result_size);
int gnutls_hex_decode(const gnutls_datum_t * hex_data, void *result,
size_t * result_size);
void
gnutls_psk_set_server_dh_params(gnutls_psk_server_credentials_t res,
gnutls_dh_params_t dh_params);
void
gnutls_psk_set_server_params_function(gnutls_psk_server_credentials_t
res, gnutls_params_function * func);
/**
* gnutls_x509_subject_alt_name_t:
* @GNUTLS_SAN_DNSNAME: DNS-name SAN.
* @GNUTLS_SAN_RFC822NAME: E-mail address SAN.
* @GNUTLS_SAN_URI: URI SAN.
* @GNUTLS_SAN_IPADDRESS: IP address SAN.
* @GNUTLS_SAN_OTHERNAME: OtherName SAN.
* @GNUTLS_SAN_DN: DN SAN.
* @GNUTLS_SAN_OTHERNAME_XMPP: Virtual SAN, used by
* gnutls_x509_crt_get_subject_alt_othername_oid.
*
* Enumeration of different subject alternative names types.
*/
typedef enum gnutls_x509_subject_alt_name_t {
GNUTLS_SAN_DNSNAME = 1,
GNUTLS_SAN_RFC822NAME = 2,
GNUTLS_SAN_URI = 3,
GNUTLS_SAN_IPADDRESS = 4,
GNUTLS_SAN_OTHERNAME = 5,
GNUTLS_SAN_DN = 6,
/* The following are "virtual" subject alternative name types, in
that they are represented by an otherName value and an OID.
Used by gnutls_x509_crt_get_subject_alt_othername_oid. */
GNUTLS_SAN_OTHERNAME_XMPP = 1000
} gnutls_x509_subject_alt_name_t;
struct gnutls_openpgp_crt_int;
typedef struct gnutls_openpgp_crt_int *gnutls_openpgp_crt_t;
struct gnutls_openpgp_privkey_int;
typedef struct gnutls_openpgp_privkey_int *gnutls_openpgp_privkey_t;
struct gnutls_pkcs11_privkey_st;
typedef struct gnutls_pkcs11_privkey_st *gnutls_pkcs11_privkey_t;
/**
* gnutls_privkey_type_t:
* @GNUTLS_PRIVKEY_X509: X.509 private key, #gnutls_x509_privkey_t.
* @GNUTLS_PRIVKEY_OPENPGP: OpenPGP private key, #gnutls_openpgp_privkey_t.
* @GNUTLS_PRIVKEY_PKCS11: PKCS11 private key, #gnutls_pkcs11_privkey_t.
* @GNUTLS_PRIVKEY_EXT: External private key, operating using callbacks.
*
* Enumeration of different private key types.
*/
typedef enum {
GNUTLS_PRIVKEY_X509,
GNUTLS_PRIVKEY_OPENPGP,
GNUTLS_PRIVKEY_PKCS11,
GNUTLS_PRIVKEY_EXT
} gnutls_privkey_type_t;
typedef struct gnutls_retr2_st {
gnutls_certificate_type_t cert_type;
gnutls_privkey_type_t key_type;
union {
gnutls_x509_crt_t *x509;
gnutls_openpgp_crt_t pgp;
} cert;
unsigned int ncerts; /* one for pgp keys */
union {
gnutls_x509_privkey_t x509;
gnutls_openpgp_privkey_t pgp;
gnutls_pkcs11_privkey_t pkcs11;
} key;
unsigned int deinit_all; /* if non zero all keys will be deinited */
} gnutls_retr2_st;
/* Functions that allow auth_info_t structures handling
*/
gnutls_credentials_type_t gnutls_auth_get_type(gnutls_session_t session);
gnutls_credentials_type_t
gnutls_auth_server_get_type(gnutls_session_t session);
gnutls_credentials_type_t
gnutls_auth_client_get_type(gnutls_session_t session);
/* DH */
void gnutls_dh_set_prime_bits(gnutls_session_t session, unsigned int bits);
int gnutls_dh_get_secret_bits(gnutls_session_t session);
int gnutls_dh_get_peers_public_bits(gnutls_session_t session);
int gnutls_dh_get_prime_bits(gnutls_session_t session);
int gnutls_dh_get_group(gnutls_session_t session, gnutls_datum_t * raw_gen,
gnutls_datum_t * raw_prime);
int gnutls_dh_get_pubkey(gnutls_session_t session,
gnutls_datum_t * raw_key);
/* X509PKI */
/* These are set on the credentials structure.
*/
/* use gnutls_certificate_set_retrieve_function2() in abstract.h
* instead. It's much more efficient.
*/
typedef int gnutls_certificate_retrieve_function(gnutls_session_t,
const
gnutls_datum_t *
req_ca_rdn,
int nreqs,
const
gnutls_pk_algorithm_t
* pk_algos,
int
pk_algos_length,
gnutls_retr2_st *);
void
gnutls_certificate_set_retrieve_function(gnutls_certificate_credentials_t
cred,
gnutls_certificate_retrieve_function
* func);
typedef int gnutls_certificate_verify_function(gnutls_session_t);
void
gnutls_certificate_set_verify_function(gnutls_certificate_credentials_t
cred,
gnutls_certificate_verify_function
* func);
void
gnutls_certificate_server_set_request(gnutls_session_t session,
gnutls_certificate_request_t req);
/* get data from the session
*/
const gnutls_datum_t *gnutls_certificate_get_peers(gnutls_session_t
session, unsigned int
*list_size);
const gnutls_datum_t *gnutls_certificate_get_ours(gnutls_session_t
session);
int gnutls_certificate_get_peers_subkey_id(gnutls_session_t session,
gnutls_datum_t * id);
time_t gnutls_certificate_activation_time_peers(gnutls_session_t session);
time_t gnutls_certificate_expiration_time_peers(gnutls_session_t session);
int gnutls_certificate_client_get_request_status(gnutls_session_t session);
int gnutls_certificate_verify_peers2(gnutls_session_t session,
unsigned int *status);
int gnutls_certificate_verify_peers3(gnutls_session_t session,
const char *hostname,
unsigned int *status);
/**
* gnutls_vdata_types_t:
* @GNUTLS_DT_UNKNOWN: Unknown data type.
* @GNUTLS_DT_DNS_HOSTNAME: The data contain a null-terminated DNS hostname.
* @GNUTLS_DT_RFC822NAME: The data contain a null-terminated email address.
* @GNUTLS_DT_KEY_PURPOSE_OID: The data contain a null-terminated key purpose OID.
*
* Enumeration of different key exchange algorithms.
*/
typedef enum {
GNUTLS_DT_UNKNOWN = 0,
GNUTLS_DT_DNS_HOSTNAME = 1,
GNUTLS_DT_KEY_PURPOSE_OID = 2,
GNUTLS_DT_RFC822NAME = 3
} gnutls_vdata_types_t;
typedef struct {
gnutls_vdata_types_t type;
unsigned char *data;
unsigned int size;
} gnutls_typed_vdata_st;
int
gnutls_certificate_verify_peers(gnutls_session_t session,
gnutls_typed_vdata_st * data,
unsigned int elements,
unsigned int *status);
int gnutls_certificate_verification_status_print(unsigned int status,
gnutls_certificate_type_t
type,
gnutls_datum_t * out,
unsigned int flags);
int gnutls_pem_base64_encode(const char *msg, const gnutls_datum_t * data,
char *result, size_t * result_size);
int gnutls_pem_base64_decode(const char *header,
const gnutls_datum_t * b64_data,
unsigned char *result, size_t * result_size);
int gnutls_pem_base64_encode_alloc(const char *msg,
const gnutls_datum_t * data,
gnutls_datum_t * result);
int gnutls_pem_base64_decode_alloc(const char *header,
const gnutls_datum_t * b64_data,
gnutls_datum_t * result);
/* key_usage will be an OR of the following values:
*/
/* when the key is to be used for signing: */
#define GNUTLS_KEY_DIGITAL_SIGNATURE 128
#define GNUTLS_KEY_NON_REPUDIATION 64
/* when the key is to be used for encryption: */
#define GNUTLS_KEY_KEY_ENCIPHERMENT 32
#define GNUTLS_KEY_DATA_ENCIPHERMENT 16
#define GNUTLS_KEY_KEY_AGREEMENT 8
#define GNUTLS_KEY_KEY_CERT_SIGN 4
#define GNUTLS_KEY_CRL_SIGN 2
#define GNUTLS_KEY_ENCIPHER_ONLY 1
#define GNUTLS_KEY_DECIPHER_ONLY 32768
void
gnutls_certificate_set_params_function(gnutls_certificate_credentials_t
res, gnutls_params_function * func);
void gnutls_anon_set_params_function(gnutls_anon_server_credentials_t res,
gnutls_params_function * func);
void gnutls_psk_set_params_function(gnutls_psk_server_credentials_t res,
gnutls_params_function * func);
int gnutls_hex2bin(const char *hex_data, size_t hex_size,
void *bin_data, size_t * bin_size);
/* Trust on first use (or ssh like) functions */
/* stores the provided information to a database
*/
typedef int (*gnutls_tdb_store_func) (const char *db_name,
const char *host,
const char *service,
time_t expiration,
const gnutls_datum_t * pubkey);
typedef int (*gnutls_tdb_store_commitment_func) (const char *db_name,
const char *host,
const char *service,
time_t expiration,
gnutls_digest_algorithm_t
hash_algo,
const gnutls_datum_t *
hash);
/* searches for the provided host/service pair that match the
* provided public key in the database. */
typedef int (*gnutls_tdb_verify_func) (const char *db_name,
const char *host,
const char *service,
const gnutls_datum_t * pubkey);
struct gnutls_tdb_int;
typedef struct gnutls_tdb_int *gnutls_tdb_t;
int gnutls_tdb_init(gnutls_tdb_t * tdb);
void gnutls_tdb_set_store_func(gnutls_tdb_t tdb,
gnutls_tdb_store_func store);
void gnutls_tdb_set_store_commitment_func(gnutls_tdb_t tdb,
gnutls_tdb_store_commitment_func
cstore);
void gnutls_tdb_set_verify_func(gnutls_tdb_t tdb,
gnutls_tdb_verify_func verify);
void gnutls_tdb_deinit(gnutls_tdb_t tdb);
int gnutls_verify_stored_pubkey(const char *db_name,
gnutls_tdb_t tdb,
const char *host,
const char *service,
gnutls_certificate_type_t cert_type,
const gnutls_datum_t * cert,
unsigned int flags);
int gnutls_store_commitment(const char *db_name,
gnutls_tdb_t tdb,
const char *host,
const char *service,
gnutls_digest_algorithm_t hash_algo,
const gnutls_datum_t * hash,
time_t expiration, unsigned int flags);
int gnutls_store_pubkey(const char *db_name,
gnutls_tdb_t tdb,
const char *host,
const char *service,
gnutls_certificate_type_t cert_type,
const gnutls_datum_t * cert,
time_t expiration, unsigned int flags);
/* Other helper functions */
int gnutls_load_file(const char *filename, gnutls_datum_t * data);
int gnutls_url_is_supported(const char *url);
/* PIN callback */
/**
* gnutls_pin_flag_t:
* @GNUTLS_PIN_USER: The PIN for the user.
* @GNUTLS_PIN_SO: The PIN for the security officer (admin).
* @GNUTLS_PIN_CONTEXT_SPECIFIC: The PIN is for a specific action and key like signing.
* @GNUTLS_PIN_FINAL_TRY: This is the final try before blocking.
* @GNUTLS_PIN_COUNT_LOW: Few tries remain before token blocks.
* @GNUTLS_PIN_WRONG: Last given PIN was not correct.
*
* Enumeration of different flags that are input to the PIN function.
*/
typedef enum {
GNUTLS_PIN_USER = (1 << 0),
GNUTLS_PIN_SO = (1 << 1),
GNUTLS_PIN_FINAL_TRY = (1 << 2),
GNUTLS_PIN_COUNT_LOW = (1 << 3),
GNUTLS_PIN_CONTEXT_SPECIFIC = (1 << 4),
GNUTLS_PIN_WRONG = (1 << 5)
} gnutls_pin_flag_t;
#define GNUTLS_PKCS11_PIN_USER GNUTLS_PIN_USER
#define GNUTLS_PKCS11_PIN_SO GNUTLS_PIN_SO
#define GNUTLS_PKCS11_PIN_FINAL_TRY GNUTLS_PIN_FINAL_TRY
#define GNUTLS_PKCS11_PIN_COUNT_LOW GNUTLS_PIN_COUNT_LOW
#define GNUTLS_PKCS11_PIN_CONTEXT_SPECIFIC GNUTLS_PIN_CONTEXT_SPECIFIC
#define GNUTLS_PKCS11_PIN_WRONG GNUTLS_PIN_WRONG
/**
* gnutls_pin_callback_t:
* @userdata: user-controlled data from gnutls_pkcs11_set_pin_function().
* @attempt: pin-attempt counter, initially 0.
* @token_url: URL of token.
* @token_label: label of token.
* @flags: a #gnutls_pin_flag_t flag.
* @pin: buffer to hold PIN, of size @pin_max.
* @pin_max: size of @pin buffer.
*
* Callback function type for PKCS#11 or TPM PIN entry. It is set by
* functions like gnutls_pkcs11_set_pin_function().
*
* The callback should provides the PIN code to unlock the token with
* label @token_label, specified by the URL @token_url.
*
* The PIN code, as a NUL-terminated ASCII string, should be copied
* into the @pin buffer (of maximum size @pin_max), and return 0 to
* indicate success. Alternatively, the callback may return a
* negative gnutls error code to indicate failure and cancel PIN entry
* (in which case, the contents of the @pin parameter are ignored).
*
* When a PIN is required, the callback will be invoked repeatedly
* (and indefinitely) until either the returned PIN code is correct,
* the callback returns failure, or the token refuses login (e.g. when
* the token is locked due to too many incorrect PINs!). For the
* first such invocation, the @attempt counter will have value zero;
* it will increase by one for each subsequent attempt.
*
* Returns: %GNUTLS_E_SUCCESS (0) on success or a negative error code on error.
*
* Since: 2.12.0
**/
typedef int (*gnutls_pin_callback_t) (void *userdata, int attempt,
const char *token_url,
const char *token_label,
unsigned int flags,
char *pin, size_t pin_max);
void gnutls_certificate_set_pin_function(gnutls_certificate_credentials_t,
gnutls_pin_callback_t fn,
void *userdata);
/* Public string related functions */
typedef struct gnutls_buffer_st *gnutls_buffer_t;
int gnutls_buffer_append_data(gnutls_buffer_t, const void *data, size_t data_size);
/* Public extensions related functions */
typedef void *gnutls_ext_priv_data_t;
void gnutls_ext_set_data(gnutls_session_t session, unsigned type,
gnutls_ext_priv_data_t);
int gnutls_ext_get_data(gnutls_session_t session, unsigned type,
gnutls_ext_priv_data_t *);
typedef int (*gnutls_ext_recv_func) (gnutls_session_t session,
const unsigned char *data,
size_t len);
typedef int (*gnutls_ext_send_func) (gnutls_session_t session,
gnutls_buffer_t extdata);
typedef void (*gnutls_ext_deinit_data_func) (gnutls_ext_priv_data_t data);
typedef int (*gnutls_ext_pack_func) (gnutls_ext_priv_data_t data,
gnutls_buffer_t packed_data);
typedef int (*gnutls_ext_unpack_func) (gnutls_buffer_t packed_data,
gnutls_ext_priv_data_t *data);
/**
* gnutls_ext_parse_type_t:
* @GNUTLS_EXT_NONE: Never parsed
* @GNUTLS_EXT_ANY: Any extension type.
* @GNUTLS_EXT_APPLICATION: Application extension.
* @GNUTLS_EXT_TLS: TLS-internal extension.
* @GNUTLS_EXT_MANDATORY: Extension parsed even if resuming (or extensions are disabled).
*
* Enumeration of different TLS extension types. This flag
* indicates for an extension whether it is useful to application
* level or TLS level only. This is (only) used to parse the
* application level extensions before the "client_hello" callback
* is called.
*/
typedef enum {
GNUTLS_EXT_ANY = 0,
GNUTLS_EXT_APPLICATION = 1,
GNUTLS_EXT_TLS = 2,
GNUTLS_EXT_MANDATORY = 3,
GNUTLS_EXT_NONE = 4
} gnutls_ext_parse_type_t;
/* Register a custom tls extension
*/
int gnutls_ext_register(const char *name, int type, gnutls_ext_parse_type_t parse_type,
gnutls_ext_recv_func recv_func, gnutls_ext_send_func send_func,
gnutls_ext_deinit_data_func deinit_func, gnutls_ext_pack_func pack_func,
gnutls_ext_unpack_func unpack_func);
/* Public supplemental data related functions */
typedef int (*supp_recv_func) (gnutls_session_t session,
const unsigned char * data, size_t data_size);
typedef int (*supp_send_func) (gnutls_session_t session,
gnutls_buffer_t buf);
int gnutls_supplemental_register(const char *name,
gnutls_supplemental_data_format_type_t type,
supp_recv_func supp_recv_func, supp_send_func supp_send_func);
void gnutls_do_recv_supplemental(gnutls_session_t session, int do_recv_supplemental);
void gnutls_do_send_supplemental(gnutls_session_t session, int do_send_supplemental);
/* FIPS140-2 related functions */
int gnutls_fips140_mode_enabled(void);
/* Gnutls error codes. The mapping to a TLS alert is also shown in
* comments.
*/
#define GNUTLS_E_SUCCESS 0
#define GNUTLS_E_UNKNOWN_COMPRESSION_ALGORITHM -3
#define GNUTLS_E_UNKNOWN_CIPHER_TYPE -6
#define GNUTLS_E_LARGE_PACKET -7
#define GNUTLS_E_UNSUPPORTED_VERSION_PACKET -8 /* GNUTLS_A_PROTOCOL_VERSION */
#define GNUTLS_E_UNEXPECTED_PACKET_LENGTH -9 /* GNUTLS_A_RECORD_OVERFLOW */
#define GNUTLS_E_INVALID_SESSION -10
#define GNUTLS_E_FATAL_ALERT_RECEIVED -12
#define GNUTLS_E_UNEXPECTED_PACKET -15 /* GNUTLS_A_UNEXPECTED_MESSAGE */
#define GNUTLS_E_WARNING_ALERT_RECEIVED -16
#define GNUTLS_E_ERROR_IN_FINISHED_PACKET -18
#define GNUTLS_E_UNEXPECTED_HANDSHAKE_PACKET -19
#define GNUTLS_E_UNKNOWN_CIPHER_SUITE -21 /* GNUTLS_A_HANDSHAKE_FAILURE */
#define GNUTLS_E_UNWANTED_ALGORITHM -22
#define GNUTLS_E_MPI_SCAN_FAILED -23
#define GNUTLS_E_DECRYPTION_FAILED -24 /* GNUTLS_A_DECRYPTION_FAILED, GNUTLS_A_BAD_RECORD_MAC */
#define GNUTLS_E_MEMORY_ERROR -25
#define GNUTLS_E_DECOMPRESSION_FAILED -26 /* GNUTLS_A_DECOMPRESSION_FAILURE */
#define GNUTLS_E_COMPRESSION_FAILED -27
#define GNUTLS_E_AGAIN -28
#define GNUTLS_E_EXPIRED -29
#define GNUTLS_E_DB_ERROR -30
#define GNUTLS_E_SRP_PWD_ERROR -31
#define GNUTLS_E_INSUFFICIENT_CREDENTIALS -32
#define GNUTLS_E_INSUFICIENT_CREDENTIALS GNUTLS_E_INSUFFICIENT_CREDENTIALS /* for backwards compatibility only */
#define GNUTLS_E_INSUFFICIENT_CRED GNUTLS_E_INSUFFICIENT_CREDENTIALS
#define GNUTLS_E_INSUFICIENT_CRED GNUTLS_E_INSUFFICIENT_CREDENTIALS /* for backwards compatibility only */
#define GNUTLS_E_HASH_FAILED -33
#define GNUTLS_E_BASE64_DECODING_ERROR -34
#define GNUTLS_E_MPI_PRINT_FAILED -35
#define GNUTLS_E_REHANDSHAKE -37 /* GNUTLS_A_NO_RENEGOTIATION */
#define GNUTLS_E_GOT_APPLICATION_DATA -38
#define GNUTLS_E_RECORD_LIMIT_REACHED -39
#define GNUTLS_E_ENCRYPTION_FAILED -40
#define GNUTLS_E_PK_ENCRYPTION_FAILED -44
#define GNUTLS_E_PK_DECRYPTION_FAILED -45
#define GNUTLS_E_PK_SIGN_FAILED -46
#define GNUTLS_E_X509_UNSUPPORTED_CRITICAL_EXTENSION -47
#define GNUTLS_E_KEY_USAGE_VIOLATION -48
#define GNUTLS_E_NO_CERTIFICATE_FOUND -49 /* GNUTLS_A_BAD_CERTIFICATE */
#define GNUTLS_E_INVALID_REQUEST -50
#define GNUTLS_E_SHORT_MEMORY_BUFFER -51
#define GNUTLS_E_INTERRUPTED -52
#define GNUTLS_E_PUSH_ERROR -53
#define GNUTLS_E_PULL_ERROR -54
#define GNUTLS_E_RECEIVED_ILLEGAL_PARAMETER -55 /* GNUTLS_A_ILLEGAL_PARAMETER */
#define GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE -56
#define GNUTLS_E_PKCS1_WRONG_PAD -57
#define GNUTLS_E_RECEIVED_ILLEGAL_EXTENSION -58
#define GNUTLS_E_INTERNAL_ERROR -59
#define GNUTLS_E_DH_PRIME_UNACCEPTABLE -63
#define GNUTLS_E_FILE_ERROR -64
#define GNUTLS_E_TOO_MANY_EMPTY_PACKETS -78
#define GNUTLS_E_UNKNOWN_PK_ALGORITHM -80
#define GNUTLS_E_TOO_MANY_HANDSHAKE_PACKETS -81
/* returned if you need to generate temporary RSA
* parameters. These are needed for export cipher suites.
*/
#define GNUTLS_E_NO_TEMPORARY_RSA_PARAMS -84
#define GNUTLS_E_NO_COMPRESSION_ALGORITHMS -86
#define GNUTLS_E_NO_CIPHER_SUITES -87
#define GNUTLS_E_OPENPGP_GETKEY_FAILED -88
#define GNUTLS_E_PK_SIG_VERIFY_FAILED -89
#define GNUTLS_E_ILLEGAL_SRP_USERNAME -90
#define GNUTLS_E_SRP_PWD_PARSING_ERROR -91
#define GNUTLS_E_NO_TEMPORARY_DH_PARAMS -93
/* For certificate and key stuff
*/
#define GNUTLS_E_ASN1_ELEMENT_NOT_FOUND -67
#define GNUTLS_E_ASN1_IDENTIFIER_NOT_FOUND -68
#define GNUTLS_E_ASN1_DER_ERROR -69
#define GNUTLS_E_ASN1_VALUE_NOT_FOUND -70
#define GNUTLS_E_ASN1_GENERIC_ERROR -71
#define GNUTLS_E_ASN1_VALUE_NOT_VALID -72
#define GNUTLS_E_ASN1_TAG_ERROR -73
#define GNUTLS_E_ASN1_TAG_IMPLICIT -74
#define GNUTLS_E_ASN1_TYPE_ANY_ERROR -75
#define GNUTLS_E_ASN1_SYNTAX_ERROR -76
#define GNUTLS_E_ASN1_DER_OVERFLOW -77
#define GNUTLS_E_OPENPGP_UID_REVOKED -79
#define GNUTLS_E_CERTIFICATE_ERROR -43
#define GNUTLS_E_X509_CERTIFICATE_ERROR GNUTLS_E_CERTIFICATE_ERROR
#define GNUTLS_E_CERTIFICATE_KEY_MISMATCH -60
#define GNUTLS_E_UNSUPPORTED_CERTIFICATE_TYPE -61 /* GNUTLS_A_UNSUPPORTED_CERTIFICATE */
#define GNUTLS_E_X509_UNKNOWN_SAN -62
#define GNUTLS_E_OPENPGP_FINGERPRINT_UNSUPPORTED -94
#define GNUTLS_E_X509_UNSUPPORTED_ATTRIBUTE -95
#define GNUTLS_E_UNKNOWN_HASH_ALGORITHM -96
#define GNUTLS_E_UNKNOWN_PKCS_CONTENT_TYPE -97
#define GNUTLS_E_UNKNOWN_PKCS_BAG_TYPE -98
#define GNUTLS_E_INVALID_PASSWORD -99
#define GNUTLS_E_MAC_VERIFY_FAILED -100 /* for PKCS #12 MAC */
#define GNUTLS_E_CONSTRAINT_ERROR -101
#define GNUTLS_E_WARNING_IA_IPHF_RECEIVED -102
#define GNUTLS_E_WARNING_IA_FPHF_RECEIVED -103
#define GNUTLS_E_IA_VERIFY_FAILED -104
#define GNUTLS_E_UNKNOWN_ALGORITHM -105
#define GNUTLS_E_UNSUPPORTED_SIGNATURE_ALGORITHM -106
#define GNUTLS_E_SAFE_RENEGOTIATION_FAILED -107
#define GNUTLS_E_UNSAFE_RENEGOTIATION_DENIED -108
#define GNUTLS_E_UNKNOWN_SRP_USERNAME -109
#define GNUTLS_E_PREMATURE_TERMINATION -110
#define GNUTLS_E_BASE64_ENCODING_ERROR -201
#define GNUTLS_E_INCOMPATIBLE_GCRYPT_LIBRARY -202 /* obsolete */
#define GNUTLS_E_INCOMPATIBLE_CRYPTO_LIBRARY -202
#define GNUTLS_E_INCOMPATIBLE_LIBTASN1_LIBRARY -203
#define GNUTLS_E_OPENPGP_KEYRING_ERROR -204
#define GNUTLS_E_X509_UNSUPPORTED_OID -205
#define GNUTLS_E_RANDOM_FAILED -206
#define GNUTLS_E_BASE64_UNEXPECTED_HEADER_ERROR -207
#define GNUTLS_E_OPENPGP_SUBKEY_ERROR -208
#define GNUTLS_E_CRYPTO_ALREADY_REGISTERED -209
#define GNUTLS_E_HANDSHAKE_TOO_LARGE -210
#define GNUTLS_E_CRYPTODEV_IOCTL_ERROR -211
#define GNUTLS_E_CRYPTODEV_DEVICE_ERROR -212
#define GNUTLS_E_CHANNEL_BINDING_NOT_AVAILABLE -213
#define GNUTLS_E_BAD_COOKIE -214
#define GNUTLS_E_OPENPGP_PREFERRED_KEY_ERROR -215
#define GNUTLS_E_INCOMPAT_DSA_KEY_WITH_TLS_PROTOCOL -216
#define GNUTLS_E_HEARTBEAT_PONG_RECEIVED -292
#define GNUTLS_E_HEARTBEAT_PING_RECEIVED -293
/* PKCS11 related */
#define GNUTLS_E_PKCS11_ERROR -300
#define GNUTLS_E_PKCS11_LOAD_ERROR -301
#define GNUTLS_E_PARSING_ERROR -302
#define GNUTLS_E_PKCS11_PIN_ERROR -303
#define GNUTLS_E_PKCS11_SLOT_ERROR -305
#define GNUTLS_E_LOCKING_ERROR -306
#define GNUTLS_E_PKCS11_ATTRIBUTE_ERROR -307
#define GNUTLS_E_PKCS11_DEVICE_ERROR -308
#define GNUTLS_E_PKCS11_DATA_ERROR -309
#define GNUTLS_E_PKCS11_UNSUPPORTED_FEATURE_ERROR -310
#define GNUTLS_E_PKCS11_KEY_ERROR -311
#define GNUTLS_E_PKCS11_PIN_EXPIRED -312
#define GNUTLS_E_PKCS11_PIN_LOCKED -313
#define GNUTLS_E_PKCS11_SESSION_ERROR -314
#define GNUTLS_E_PKCS11_SIGNATURE_ERROR -315
#define GNUTLS_E_PKCS11_TOKEN_ERROR -316
#define GNUTLS_E_PKCS11_USER_ERROR -317
#define GNUTLS_E_CRYPTO_INIT_FAILED -318
#define GNUTLS_E_TIMEDOUT -319
#define GNUTLS_E_USER_ERROR -320
#define GNUTLS_E_ECC_NO_SUPPORTED_CURVES -321
#define GNUTLS_E_ECC_UNSUPPORTED_CURVE -322
#define GNUTLS_E_PKCS11_REQUESTED_OBJECT_NOT_AVAILBLE -323
#define GNUTLS_E_CERTIFICATE_LIST_UNSORTED -324
#define GNUTLS_E_ILLEGAL_PARAMETER -325
#define GNUTLS_E_NO_PRIORITIES_WERE_SET -326
#define GNUTLS_E_X509_UNSUPPORTED_EXTENSION -327
#define GNUTLS_E_SESSION_EOF -328
#define GNUTLS_E_TPM_ERROR -329
#define GNUTLS_E_TPM_KEY_PASSWORD_ERROR -330
#define GNUTLS_E_TPM_SRK_PASSWORD_ERROR -331
#define GNUTLS_E_TPM_SESSION_ERROR -332
#define GNUTLS_E_TPM_KEY_NOT_FOUND -333
#define GNUTLS_E_TPM_UNINITIALIZED -334
#define GNUTLS_E_NO_CERTIFICATE_STATUS -340
#define GNUTLS_E_OCSP_RESPONSE_ERROR -341
#define GNUTLS_E_RANDOM_DEVICE_ERROR -342
#define GNUTLS_E_AUTH_ERROR -343
#define GNUTLS_E_NO_APPLICATION_PROTOCOL -344
#define GNUTLS_E_SOCKETS_INIT_ERROR -345
#define GNUTLS_E_KEY_IMPORT_FAILED -346
#define GNUTLS_E_SELF_TEST_ERROR -400
#define GNUTLS_E_NO_SELF_TEST -401
#define GNUTLS_E_LIB_IN_ERROR_STATE -402
#define GNUTLS_E_PK_GENERATION_ERROR -403
#define GNUTLS_E_IDNA_ERROR -404
#define GNUTLS_E_UNIMPLEMENTED_FEATURE -1250
#define GNUTLS_E_APPLICATION_ERROR_MAX -65000
#define GNUTLS_E_APPLICATION_ERROR_MIN -65500
/* *INDENT-OFF* */
#ifdef __cplusplus
}
#endif
/* *INDENT-ON* */
#include <gnutls/compat.h>
#endif /* GNUTLS_H */
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