mirror of
https://github.com/ntop/n2n.git
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241 lines
8.1 KiB
C
241 lines
8.1 KiB
C
/**
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* (C) 2007-22 - ntop.org and contributors
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not see see <http://www.gnu.org/licenses/>
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*
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*/
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#if !defined( N2N_WIRE_H_ )
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#define N2N_WIRE_H_
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#include <stdlib.h>
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#ifndef _MSC_VER
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/* Not included in Visual Studio 2008 */
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#include <stdint.h>
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#endif
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#ifndef _WIN32
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#include <netinet/in.h>
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#include <sys/socket.h> /* AF_INET and AF_INET6 */
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#endif /* #ifndef _WIN32 */
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#include "sn_selection.h"
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int encode_uint8 (uint8_t * base,
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size_t * idx,
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const uint8_t v);
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int decode_uint8 (uint8_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_uint16 (uint8_t * base,
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size_t * idx,
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const uint16_t v);
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int decode_uint16 (uint16_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_uint32 (uint8_t * base,
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size_t * idx,
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const uint32_t v);
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int decode_uint32 (uint32_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_uint64 (uint8_t * base,
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size_t * idx,
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const uint64_t v);
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int decode_uint64 (uint64_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_buf (uint8_t * base,
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size_t * idx,
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const void * p,
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size_t s);
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int decode_buf (uint8_t * out,
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size_t bufsize,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_mac (uint8_t * base,
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size_t * idx,
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const n2n_mac_t m);
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int decode_mac (n2n_mac_t out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_cookie (uint8_t * base,
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size_t * idx,
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const n2n_cookie_t c);
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int decode_cookie (n2n_cookie_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_common (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common);
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int decode_common (n2n_common_t * out,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_sock (uint8_t * base,
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size_t * idx,
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const n2n_sock_t * sock);
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int decode_sock (n2n_sock_t * sock,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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// bugfix for https://github.com/ntop/n2n/issues/1029
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// REVISIT: best to be removed with 4.0
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int encode_sock_payload (uint8_t * base,
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size_t * idx,
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const n2n_sock_t * sock);
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// bugfix for https://github.com/ntop/n2n/issues/1029
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// REVISIT: best to be removed with 4.0
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int decode_sock_payload (n2n_sock_t * sock,
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_REGISTER (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_REGISTER_t * reg);
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int decode_REGISTER (n2n_REGISTER_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_REGISTER_SUPER (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_REGISTER_SUPER_t * reg);
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int decode_REGISTER_SUPER (n2n_REGISTER_SUPER_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_UNREGISTER_SUPER (uint8_t *base,
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size_t *idx,
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const n2n_common_t *common,
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const n2n_UNREGISTER_SUPER_t *unreg);
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int decode_UNREGISTER_SUPER (n2n_UNREGISTER_SUPER_t *unreg,
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const n2n_common_t *cmn, /* info on how to interpret it */
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const uint8_t *base,
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size_t *rem,
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size_t *idx);
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int encode_REGISTER_ACK (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_REGISTER_ACK_t * reg);
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int decode_REGISTER_ACK (n2n_REGISTER_ACK_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_REGISTER_SUPER_ACK (uint8_t * base,
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size_t * idx,
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const n2n_common_t * cmn,
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const n2n_REGISTER_SUPER_ACK_t * reg,
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uint8_t * tmpbuf);
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int decode_REGISTER_SUPER_ACK (n2n_REGISTER_SUPER_ACK_t * reg,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx,
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uint8_t * tmpbuf);
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int encode_REGISTER_SUPER_NAK (uint8_t * base,
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size_t * idx,
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const n2n_common_t * cmn,
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const n2n_REGISTER_SUPER_NAK_t * nak);
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int decode_REGISTER_SUPER_NAK (n2n_REGISTER_SUPER_NAK_t * nak,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int fill_sockaddr (struct sockaddr * addr,
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size_t addrlen,
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const n2n_sock_t * sock);
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int fill_n2nsock (n2n_sock_t* sock,
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const struct sockaddr* sa);
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int encode_PACKET (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_PACKET_t * pkt);
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int decode_PACKET (n2n_PACKET_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_PEER_INFO (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_PEER_INFO_t * pkt);
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int decode_PEER_INFO (n2n_PEER_INFO_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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int encode_QUERY_PEER (uint8_t * base,
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size_t * idx,
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const n2n_common_t * common,
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const n2n_QUERY_PEER_t * pkt);
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int decode_QUERY_PEER (n2n_QUERY_PEER_t * pkt,
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const n2n_common_t * cmn, /* info on how to interpret it */
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const uint8_t * base,
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size_t * rem,
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size_t * idx);
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#endif /* #if !defined( N2N_WIRE_H_ ) */
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