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devilutionX-libzt/include/ZeroTierConstants.h

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/*
* ZeroTier SDK - Network Virtualization Everywhere
* Copyright (C) 2011-2019 ZeroTier, Inc. https://www.zerotier.com/
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* --
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial closed-source software that incorporates or links
* directly against ZeroTier software without disclosing the source code
* of your own application.
*/
/**
* @file
*
* Common constants used throughout the SDK
*/
#ifndef ZEROTIER_CONSTANTS_H
#define ZEROTIER_CONSTANTS_H
//////////////////////////////////////////////////////////////////////////////
// Control API error codes //
//////////////////////////////////////////////////////////////////////////////
// Everything is ok
#define ZTS_ERR_OK 0
// A argument provided by the user application is invalid (e.g. out of range, NULL, etc)
#define ZTS_ERR_INVALID_ARG -1
// The service isn't initialized or is for some reason currently unavailable. Try again.
#define ZTS_ERR_SERVICE -2
// For some reason this API operation is not permitted or doesn't make sense at this time.
#define ZTS_ERR_INVALID_OP -3
// The call succeeded, but no object or relevant result was available
#define ZTS_ERR_NO_RESULT -4
// General internal failure
#define ZTS_ERR_GENERAL -5
/**
* The system port upon which ZT traffic is sent and received
*/
#define ZTS_DEFAULT_PORT 9994
//////////////////////////////////////////////////////////////////////////////
// Control API event codes //
//////////////////////////////////////////////////////////////////////////////
#define ZTS_EVENT_NONE -1
#define ZTS_EVENT_NODE_UP 0
// Standard node events
#define ZTS_EVENT_NODE_OFFLINE 1
#define ZTS_EVENT_NODE_ONLINE 2
#define ZTS_EVENT_NODE_DOWN 3
#define ZTS_EVENT_NODE_IDENTITY_COLLISION 4
#define ZTS_EVENT_NODE_UNRECOVERABLE_ERROR 16
#define ZTS_EVENT_NODE_NORMAL_TERMINATION 17
// Network events
#define ZTS_EVENT_NETWORK_NOT_FOUND 32
#define ZTS_EVENT_NETWORK_CLIENT_TOO_OLD 33
#define ZTS_EVENT_NETWORK_REQUESTING_CONFIG 34
#define ZTS_EVENT_NETWORK_OK 35
#define ZTS_EVENT_NETWORK_ACCESS_DENIED 36
#define ZTS_EVENT_NETWORK_READY_IP4 37
#define ZTS_EVENT_NETWORK_READY_IP6 38
#define ZTS_EVENT_NETWORK_READY_IP4_IP6 39
#define ZTS_EVENT_NETWORK_DOWN 40
// Network Stack events
#define ZTS_EVENT_STACK_UP 48
#define ZTS_EVENT_STACK_DOWN 49
// lwIP netif events
#define ZTS_EVENT_NETIF_UP 64
#define ZTS_EVENT_NETIF_DOWN 65
#define ZTS_EVENT_NETIF_REMOVED 66
#define ZTS_EVENT_NETIF_LINK_UP 67
#define ZTS_EVENT_NETIF_LINK_DOWN 68
// Peer events
#define ZTS_EVENT_PEER_P2P 96
#define ZTS_EVENT_PEER_RELAY 97
#define ZTS_EVENT_PEER_UNREACHABLE 98
// Path events
#define ZTS_EVENT_PATH_DISCOVERED 112
#define ZTS_EVENT_PATH_ALIVE 113
#define ZTS_EVENT_PATH_DEAD 114
// Route events
#define ZTS_EVENT_ROUTE_ADDED 128
#define ZTS_EVENT_ROUTE_REMOVED 129
// Address events
#define ZTS_EVENT_ADDR_ADDED_IP4 144
#define ZTS_EVENT_ADDR_REMOVED_IP4 145
#define ZTS_EVENT_ADDR_ADDED_IP6 146
#define ZTS_EVENT_ADDR_REMOVED_IP6 147
// Macros for legacy behaviour
#define NODE_EVENT_TYPE(code) code >= ZTS_EVENT_NODE_UP && code <= ZTS_EVENT_NODE_NORMAL_TERMINATION
#define NETWORK_EVENT_TYPE(code) code >= ZTS_EVENT_NETWORK_NOT_FOUND && code <= ZTS_EVENT_NETWORK_DOWN
#define STACK_EVENT_TYPE(code) code >= ZTS_EVENT_STACK_UP && code <= ZTS_EVENT_STACK_DOWN
#define NETIF_EVENT_TYPE(code) code >= ZTS_EVENT_NETIF_UP && code <= ZTS_EVENT_NETIF_LINK_DOWN
#define PEER_EVENT_TYPE(code) code >= ZTS_EVENT_PEER_P2P && code <= ZTS_EVENT_PEER_UNREACHABLE
#define PATH_EVENT_TYPE(code) code >= ZTS_EVENT_PATH_DISCOVERED && code <= ZTS_EVENT_PATH_DEAD
#define ROUTE_EVENT_TYPE(code) code >= ZTS_EVENT_ROUTE_ADDED && code <= ZTS_EVENT_ROUTE_REMOVED
#define ADDR_EVENT_TYPE(code) code >= ZTS_EVENT_ADDR_ADDED_IP4 && code <= ZTS_EVENT_ADDR_REMOVED_IP6
//////////////////////////////////////////////////////////////////////////////
// Common definitions and structures for interacting with the ZT socket API //
// This is a subset of lwip/sockets.h, lwip/arch.h, and lwip/inet.h //
// //
// These re-definitions exist here so that the user application's usage //
// of the API is internally consistent with the underlying network stack. //
// They have an attached prefix so that they can co-exist with the native //
// platform's own definitions and structures. //
//////////////////////////////////////////////////////////////////////////////
// Socket protocol types
#define ZTS_SOCK_STREAM 0x0001
#define ZTS_SOCK_DGRAM 0x0002
#define ZTS_SOCK_RAW 0x0003
// Socket family types
#define ZTS_AF_UNSPEC 0x0000
#define ZTS_AF_INET 0x0002
#define ZTS_AF_INET6 0x000a
#define ZTS_PF_INET ZTS_AF_INET
#define ZTS_PF_INET6 ZTS_AF_INET6
#define ZTS_PF_UNSPEC ZTS_AF_UNSPEC
// Protocol command types
#define ZTS_IPPROTO_IP 0x0000
#define ZTS_IPPROTO_ICMP 0x0001
#define ZTS_IPPROTO_TCP 0x0006
#define ZTS_IPPROTO_UDP 0x0011
#define ZTS_IPPROTO_IPV6 0x0029
#define ZTS_IPPROTO_ICMPV6 0x003a
#define ZTS_IPPROTO_UDPLITE 0x0088
#define ZTS_IPPROTO_RAW 0x00ff
// send() and recv() flags
#define ZTS_MSG_PEEK 0x0001
#define ZTS_MSG_WAITALL 0x0002 // NOT YET SUPPORTED
#define ZTS_MSG_OOB 0x0004 // NOT YET SUPPORTED
#define ZTS_MSG_DONTWAIT 0x0008
#define ZTS_MSG_MORE 0x0010
// fnctl() commands
#define ZTS_F_GETFL 0x0003
#define ZTS_F_SETFL 0x0004
// fnctl() flags
#define ZTS_O_NONBLOCK 0x0001
#define ZTS_O_NDELAY 0x0001
// Shutdown commands
#define ZTS_SHUT_RD 0x0000
#define ZTS_SHUT_WR 0x0001
#define ZTS_SHUT_RDWR 0x0002
// Socket level option number
#define ZTS_SOL_SOCKET 0x0fff
// Socket options
#define ZTS_SO_DEBUG 0x0001 // NOT YET SUPPORTED
#define ZTS_SO_ACCEPTCONN 0x0002
#define ZTS_SO_REUSEADDR 0x0004
#define ZTS_SO_KEEPALIVE 0x0008
#define ZTS_SO_DONTROUTE 0x0010 // NOT YET SUPPORTED
#define ZTS_SO_BROADCAST 0x0020
#define ZTS_SO_USELOOPBACK 0x0040 // NOT YET SUPPORTED
#define ZTS_SO_LINGER 0x0080
#define ZTS_SO_DONTLINGER ((int)(~ZTS_SO_LINGER))
#define ZTS_SO_OOBINLINE 0x0100 // NOT YET SUPPORTED
#define ZTS_SO_REUSEPORT 0x0200 // NOT YET SUPPORTED
#define ZTS_SO_SNDBUF 0x1001 // NOT YET SUPPORTED
#define ZTS_SO_RCVBUF 0x1002
#define ZTS_SO_SNDLOWAT 0x1003 // NOT YET SUPPORTED
#define ZTS_SO_RCVLOWAT 0x1004 // NOT YET SUPPORTED
#define ZTS_SO_SNDTIMEO 0x1005
#define ZTS_SO_RCVTIMEO 0x1006
#define ZTS_SO_ERROR 0x1007
#define ZTS_SO_TYPE 0x1008
#define ZTS_SO_CONTIMEO 0x1009
#define ZTS_SO_NO_CHECK 0x100a
// IPPROTO_IP options
#define ZTS_IP_TOS 0x0001
#define ZTS_IP_TTL 0x0002
// IPPROTO_TCP options
#define ZTS_TCP_NODELAY 0x0001
#define ZTS_TCP_KEEPALIVE 0x0002
#define ZTS_TCP_KEEPIDLE 0x0003
#define ZTS_TCP_KEEPINTVL 0x0004
#define ZTS_TCP_KEEPCNT 0x0005
// IPPROTO_IPV6 options
#define ZTS_IPV6_CHECKSUM 0x0007 // RFC3542
#define ZTS_IPV6_V6ONLY 0x001b // RFC3493
// Macro's for defining ioctl() command values
#define ZTS_IOCPARM_MASK 0x7fU
#define ZTS_IOC_VOID 0x20000000UL
#define ZTS_IOC_OUT 0x40000000UL
#define ZTS_IOC_IN 0x80000000UL
#define ZTS_IOC_INOUT (ZTS_IOC_IN | ZTS_IOC_OUT)
#define ZTS_IO(x,y) (ZTS_IOC_VOID | ((x)<<8)|(y))
#define ZTS_IOR(x,y,t) (ZTS_IOC_OUT | (((long)sizeof(t) & ZTS_IOCPARM_MASK)<<16) | ((x)<<8) | (y))
#define ZTS_IOW(x,y,t) (ZTS_IOC_IN | (((long)sizeof(t) & ZTS_IOCPARM_MASK)<<16) | ((x)<<8) | (y))
// ioctl() commands
#define ZTS_FIONREAD ZTS_IOR('f', 127, unsigned long)
#define ZTS_FIONBIO ZTS_IOW('f', 126, unsigned long)
/* FD_SET used for lwip_select */
#ifndef ZTS_FD_SET
#undef ZTS_FD_SETSIZE
// Make FD_SETSIZE match NUM_SOCKETS in socket.c
#define ZTS_FD_SETSIZE MEMP_NUM_NETCONN
#define ZTS_FDSETSAFESET(n, code) do { \
if (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0)) { \
code; }} while(0)
#define ZTS_FDSETSAFEGET(n, code) (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0) ?\
(code) : 0)
#define ZTS_FD_SET(n, p) ZTS_FDSETSAFESET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] |= (1 << (((n)-LWIP_SOCKET_OFFSET) & 7)))
#define ZTS_FD_CLR(n, p) ZTS_FDSETSAFESET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] &= ~(1 << (((n)-LWIP_SOCKET_OFFSET) & 7)))
#define ZTS_FD_ISSET(n,p) ZTS_FDSETSAFEGET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] & (1 << (((n)-LWIP_SOCKET_OFFSET) & 7)))
#define ZTS_FD_ZERO(p) memset((void*)(p), 0, sizeof(*(p)))
#elif LWIP_SOCKET_OFFSET
#error LWIP_SOCKET_OFFSET does not work with external FD_SET!
#elif ZTS_FD_SETSIZE < MEMP_NUM_NETCONN
#error "external ZTS_FD_SETSIZE too small for number of sockets"
#endif // FD_SET
//////////////////////////////////////////////////////////////////////////////
// Statistics //
//////////////////////////////////////////////////////////////////////////////
#define ZTS_STATS_PROTOCOL_LINK 0
#define ZTS_STATS_PROTOCOL_ETHARP 1
#define ZTS_STATS_PROTOCOL_IP 2
#define ZTS_STATS_PROTOCOL_UDP 3
#define ZTS_STATS_PROTOCOL_TCP 4
#define ZTS_STATS_PROTOCOL_ICMP 5
#define ZTS_STATS_PROTOCOL_IP_FRAG 6
#define ZTS_STATS_PROTOCOL_IP6 7
#define ZTS_STATS_PROTOCOL_ICMP6 8
#define ZTS_STATS_PROTOCOL_IP6_FRAG 9
//#if defined(_USING_LWIP_DEFINITIONS_)
#endif // ZEROTIER_CONSTANTS_H