mirror of
https://github.com/ntop/n2n.git
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473b89c963
Most environments have predefined macros that identify the environment
to the source code. If we use these macros instead of defining our own
then there is one less parameter difference to keep track of with
different builds
cf:
http://web.archive.org/web/20191012035921/http://nadeausoftware.com/articles/2012/01/c_c_tip_how_use_compiler_predefined_macros_detect_operating_system
https://sourceforge.net/p/predef/wiki/OperatingSystems/
243 lines
8.1 KiB
C
243 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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#ifdef _WIN32
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#include "n2n_win32.h"
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#else /* #ifdef _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 /* #ifdef _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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