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/*
This file is part of GNUnet.
Copyright (C) 2009, 2015 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/**
* Testcase for STUN server resolution
*
* @file nat/test_stun.h
* @brief Testcase for STUN library
* @author Bruno Souza Cabral
* @autor Mark Spencer (Original code borrowed from Asterisk)
*
*/
#define STUN_IGNORE (0)
#define STUN_ACCEPT (1)
#define STUN_MAGIC_COOKIE 0x2112A442
typedef struct { uint32_t id[3]; } GNUNET_PACKED stun_trans_id;
struct stun_header {
uint16_t msgtype;
uint16_t msglen;
uint32_t magic;
stun_trans_id id;
} GNUNET_PACKED;
struct stun_attr {
uint16_t attr;
uint16_t len;
} GNUNET_PACKED;
/*
* The format normally used for addresses carried by STUN messages.
*/
struct stun_addr {
uint8_t unused;
uint8_t family;
uint16_t port;
uint32_t addr;
} GNUNET_PACKED;
/* STUN message classes */
typedef enum StunClasses {
INVALID_CLASS = 0,
STUN_REQUEST = 0x0000,
STUN_INDICATION = 0x0001,
STUN_RESPONSE = 0x0002,
STUN_ERROR_RESPONSE = 0x0003
} StunClasses;
typedef enum StunMethods {
INVALID_METHOD = 0,
STUN_BINDING = 0x0001,
STUN_SHARED_SECRET = 0x0002,
STUN_ALLOCATE = 0x0003,
STUN_REFRESH = 0x0004,
STUN_SEND = 0x0006,
STUN_DATA = 0x0007,
STUN_CREATE_PERMISSION = 0x0008,
STUN_CHANNEL_BIND = 0x0009
} StunMethods;
/* Basic attribute types in stun messages.
* Messages can also contain custom attributes (codes above 0x7fff)
*/
typedef enum StunAttributes {
STUN_MAPPED_ADDRESS = 0x0001,
STUN_RESPONSE_ADDRESS = 0x0002,
STUN_CHANGE_ADDRESS = 0x0003,
STUN_SOURCE_ADDRESS = 0x0004,
STUN_CHANGED_ADDRESS = 0x0005,
STUN_USERNAME = 0x0006,
STUN_PASSWORD = 0x0007,
STUN_MESSAGE_INTEGRITY = 0x0008,
STUN_ERROR_CODE = 0x0009,
STUN_UNKNOWN_ATTRIBUTES = 0x000a,
STUN_REFLECTED_FROM = 0x000b,
STUN_REALM = 0x0014,
STUN_NONCE = 0x0015,
STUN_XOR_MAPPED_ADDRESS = 0x0020,
STUN_MS_VERSION = 0x8008,
STUN_MS_XOR_MAPPED_ADDRESS = 0x8020,
STUN_SOFTWARE = 0x8022,
STUN_ALTERNATE_SERVER = 0x8023,
STUN_FINGERPRINT = 0x8028
} StunAttributes;
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