kernel/include/net/socket.h

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2007  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef _SOCKET_H
  20 #define _SOCKET_H
  21
  22 #include <_size_t.h>
  23
  24 /* Supported address families. */
  25 #define AF_UNSPEC       0
  26 #define AF_UNIX         1       /* Unix domain sockets          */
  27 #define AF_LOCAL        1       /* POSIX name for AF_UNIX       */
  28 #define AF_INET         2       /* Internet IP Protocol         */
  29 #define AF_AX25         3       /* Amateur Radio AX.25          */
  30 #define AF_IPX          4       /* Novell IPX                   */
  31 #define AF_APPLETALK    5       /* AppleTalk DDP                */
  32 #define AF_NETROM       6       /* Amateur Radio NET/ROM        */
  33 #define AF_BRIDGE       7       /* Multiprotocol bridge         */
  34 #define AF_ATMPVC       8       /* ATM PVCs                     */
  35 #define AF_X25          9       /* Reserved for X.25 project    */
  36 #define AF_INET6        10      /* IP version 6                 */
  37 #define AF_ROSE         11      /* Amateur Radio X.25 PLP       */
  38 #define AF_DECnet       12      /* Reserved for DECnet project  */
  39 #define AF_NETBEUI      13      /* Reserved for 802.2LLC project*/
  40 #define AF_SECURITY     14      /* Security callback pseudo AF */
  41 #define AF_KEY          15      /* PF_KEY key management API */
  42 #define AF_NETLINK      16
  43 #define AF_ROUTE        AF_NETLINK /* Alias to emulate 4.4BSD */
  44 #define AF_PACKET       17      /* Packet family                */
  45 #define AF_ASH          18      /* Ash                          */
  46 #define AF_ECONET       19      /* Acorn Econet                 */
  47 #define AF_ATMSVC       20      /* ATM SVCs                     */
  48 #define AF_SNA          22      /* Linux SNA Project (nutters!) */
  49 #define AF_IRDA         23      /* IRDA sockets                 */
  50 #define AF_PPPOX        24      /* PPPoX sockets                */
  51 #define AF_WANPIPE      25      /* Wanpipe API Sockets */
  52 #define AF_LLC          26      /* Linux LLC                    */
  53 #define AF_TIPC         30      /* TIPC sockets                 */
  54 #define AF_BLUETOOTH    31      /* Bluetooth sockets            */
  55 #define AF_IUCV         32      /* IUCV sockets                 */
  56 #define AF_RXRPC        33      /* RxRPC sockets                */
  57 #define AF_MAX          34      /* For now.. */
  58 #define AF_RS232        35      /* Serial socket (NEW!) */
  59
  60 /* Protocol families, same as address families. */
  61 #define PF_UNSPEC       AF_UNSPEC
  62 #define PF_UNIX         AF_UNIX
  63 #define PF_LOCAL        AF_LOCAL
  64 #define PF_INET         AF_INET
  65 #define PF_AX25         AF_AX25
  66 #define PF_IPX          AF_IPX
  67 #define PF_APPLETALK    AF_APPLETALK
  68 #define PF_NETROM       AF_NETROM
  69 #define PF_BRIDGE       AF_BRIDGE
  70 #define PF_ATMPVC       AF_ATMPVC
  71 #define PF_X25          AF_X25
  72 #define PF_INET6        AF_INET6
  73 #define PF_ROSE         AF_ROSE
  74 #define PF_DECnet       AF_DECnet
  75 #define PF_NETBEUI      AF_NETBEUI
  76 #define PF_SECURITY     AF_SECURITY
  77 #define PF_KEY          AF_KEY
  78 #define PF_NETLINK      AF_NETLINK
  79 #define PF_ROUTE        AF_ROUTE
  80 #define PF_PACKET       AF_PACKET
  81 #define PF_ASH          AF_ASH
  82 #define PF_ECONET       AF_ECONET
  83 #define PF_ATMSVC       AF_ATMSVC
  84 #define PF_SNA          AF_SNA
  85 #define PF_IRDA         AF_IRDA
  86 #define PF_PPPOX        AF_PPPOX
  87 #define PF_WANPIPE      AF_WANPIPE
  88 #define PF_LLC          AF_LLC
  89 #define PF_TIPC         AF_TIPC
  90 #define PF_BLUETOOTH    AF_BLUETOOTH
  91 #define PF_IUCV         AF_IUCV
  92 #define PF_RXRPC        AF_RXRPC
  93 #define PF_MAX          AF_MAX
  94 #define PF_RS232        AF_RS232
  95
  96 /* Maximum queue length specifiable by listen.  */
  97 #define SOMAXCONN       128
  98
  99 /* Flags we can use with send/ and recv.
 100    Added those for 1003.1g not all are supported yet
 101  */
 102
 103 #define MSG_OOB         1
 104 #define MSG_PEEK        2
 105 #define MSG_DONTROUTE   4
 106 #define MSG_TRYHARD     4       /* Synonym for MSG_DONTROUTE for DECnet */
 107 #define MSG_CTRUNC      8
 108 #define MSG_PROBE       0x10    /* Do not send. Only probe path f.e. for MTU */
 109 #define MSG_TRUNC       0x20
 110 #define MSG_DONTWAIT    0x40    /* Nonblocking io                */
 111 #define MSG_EOR         0x80    /* End of record */
 112 #define MSG_WAITALL     0x100   /* Wait for a full request */
 113 #define MSG_FIN         0x200
 114 #define MSG_SYN         0x400
 115 #define MSG_CONFIRM     0x800   /* Confirm path validity */
 116 #define MSG_RST         0x1000
 117 #define MSG_ERRQUEUE    0x2000  /* Fetch message from error queue */
 118 #define MSG_NOSIGNAL    0x4000  /* Do not generate SIGPIPE */
 119 #define MSG_MORE        0x8000  /* Sender will send more */
 120
 121 #define MSG_EOF         MSG_FIN
 122
 123 #if defined(CONFIG_COMPAT)
 124 #define MSG_CMSG_COMPAT 0x80000000      /* This message needs 32 bit fixups */
 125 #else
 126 #define MSG_CMSG_COMPAT 0               /* We never have 32 bit fixups */
 127 #endif
 128
 129
 130 /* Setsockoptions(2) level. Thanks to BSD these must match IPPROTO_xxx */
 131 #define SOL_IP          0
 132 /* #define SOL_ICMP     1       No-no-no! Due to Linux :-) we cannot use SOL_ICMP=1 */
 133 #define SOL_TCP         6
 134 #define SOL_UDP         17
 135 #define SOL_IPV6        41
 136 #define SOL_ICMPV6      58
 137 #define SOL_SCTP        132
 138 #define SOL_UDPLITE     136     /* UDP-Lite (RFC 3828) */
 139 #define SOL_RAW         255
 140 #define SOL_IPX         256
 141 #define SOL_AX25        257
 142 #define SOL_ATALK       258
 143 #define SOL_NETROM      259
 144 #define SOL_ROSE        260
 145 #define SOL_DECNET      261
 146 #define SOL_X25         262
 147 #define SOL_PACKET      263
 148 #define SOL_ATM         264     /* ATM layer (cell level) */
 149 #define SOL_AAL         265     /* ATM Adaption Layer (packet level) */
 150 #define SOL_IRDA        266
 151 #define SOL_NETBEUI     267
 152 #define SOL_LLC         268
 153 #define SOL_DCCP        269
 154 #define SOL_NETLINK     270
 155 #define SOL_TIPC        271
 156 #define SOL_RXRPC       272
 157
 158 /* IPX options */
 159 #define IPX_TYPE        1
 160
 161 /* Sock types */
 162 #define SOCK_STREAM     1               /* stream (connection) socket   */
 163 #define SOCK_DGRAM      2               /* datagram (conn.less) socket  */
 164 #define SOCK_RAW        3               /* raw socket                   */
 165 #define SOCK_RDM        4               /* reliably-delivered message   */
 166 #define SOCK_SEQPACKET  5               /* sequential packet socket     */
 167 #define SOCK_PACKET     10              /* linux specified              */
 168
 169 #define         _NETINET_IN_H_
 170 #define         IPPROTO_IP      0       // Dummy for IP.
 171 #define         IPPROTO_ICMP    1       // Control message protocol.
 172 #define         IPPROTO_IGMP    2       // Group management protocol.
 173 #define         IPPROTO_TCP     6       // Transmission control protocol.
 174 #define         IPPROTO_UDP     17      // User datagram protocol.
 175 #define         IPPROTO_RAW     255     // Raw IP packet.
 176 #define         IPPROTO_MAX     256     // Maximum protocol identifier.
 177 #define         IPPORT_RESERVED 1024    // Last reserved port number.
 178 #define         IPPORT_USERRESERVED   5000 // User reserved port number.
 179 #define         INADDR_ANY              0x00000000 // Any IP address.
 180 #define         INADDR_BROADCAST        0xffffffff // Broadcast IP address.
 181
 182 #define         FD_SOCK         0x100
 183
 184 typedef unsigned socklen_t;
 185
 186 /* Device structure */
 187 typedef struct socket_context {
 188         struct socket_context *next, *prev;
 189
 190         unsigned fd;
 191         int family;
 192         int type;
 193         int protocol;
 194 } socket_t;
 195
 196 typedef struct {
 197       unsigned short s6_addr[8];  /* IPv6 address */
 198 } in6_addr;
 199
 200 typedef struct {
 201         unsigned short sa_family;
 202         char sa_data[14];
 203 } sockaddr;
 204
 205 typedef struct
 206 {
 207         int sin_family;
 208         int sin_port;
 209         unsigned sin_addr;
 210 } sockaddr_in;
 211
 212 typedef struct {
 213           unsigned char sin6_len;      /* length of this structure */
 214           unsigned char sin6_family;   /* AF_INET6                 */
 215           unsigned short sin6_port;     /* Transport layer port #   */
 216           unsigned sin6_flowinfo; /* IPv6 flow information    */
 217           unsigned short sin6_addr[8];     /* IPv6 address             */
 218 } sockaddr_in6;
 219
 220 typedef struct {
 221           unsigned short sun_family;  /* AF_UNIX */
 222           char sun_path[108];
 223 } sockaddr_un;
 224
 225 typedef struct {
 226         char *h_name;
 227         char **h_aliases;
 228         int h_addrtype;
 229         unsigned h_length;
 230         char **h_addr_list;
 231         char *h_addr;
 232 } hostent;
 233
 234 //extern int htons (int port);
 235 extern hostent *gethostbyname (char *hostname);
 236 extern int socket (int family, int type, int protocol);
 237 extern int connect (int fd, sockaddr *addr, socklen_t len);
 238 extern int send (int fd, char *msg, size_t size, int flags);
 239 extern int recv (int fd, char *msg, size_t size, int flags);
 240 extern int bind (int fd, sockaddr *addr, socklen_t len);
 241 extern int sclose (int fd);
 242 extern int sfcntl (int fd, int cmd, long arg);
 243 extern unsigned int init_socket ();
 244
 245 #endif