slirp/slirp.h

   1 #ifndef __COMMON_H__
   2 #define __COMMON_H__
   3
   4 //#define DEBUG 1
   5
   6 // Uncomment the following line to enable SLIRP statistics printing in Qemu
   7 //#define LOG_ENABLED
   8
   9 #ifdef LOG_ENABLED
  10 #define STAT(expr) expr
  11 #else
  12 #define STAT(expr) do { } while(0)
  13 #endif
  14
  15 #include "config-host.h"
  16 #include "slirp_config.h"
  17
  18 #ifdef _WIN32
  19 # include <inttypes.h>
  20
  21 typedef uint8_t u_int8_t;
  22 typedef uint16_t u_int16_t;
  23 typedef uint32_t u_int32_t;
  24 typedef uint64_t u_int64_t;
  25 typedef char *caddr_t;
  26
  27 # include <windows.h>
  28 # include <winsock2.h>
  29 # include <ws2tcpip.h>
  30 # include <sys/timeb.h>
  31 # include <iphlpapi.h>
  32
  33 # define EWOULDBLOCK WSAEWOULDBLOCK
  34 # define EINPROGRESS WSAEINPROGRESS
  35 # define ENOTCONN WSAENOTCONN
  36 # define EHOSTUNREACH WSAEHOSTUNREACH
  37 # define ENETUNREACH WSAENETUNREACH
  38 # define ECONNREFUSED WSAECONNREFUSED
  39 #else
  40 # define ioctlsocket ioctl
  41 # define closesocket(s) close(s)
  42 # define O_BINARY 0
  43 #endif
  44
  45 #include <sys/types.h>
  46 #ifdef HAVE_SYS_BITYPES_H
  47 # include <sys/bitypes.h>
  48 #endif
  49
  50 #include <sys/time.h>
  51
  52 #ifdef NEED_TYPEDEFS
  53 typedef char int8_t;
  54 typedef unsigned char u_int8_t;
  55
  56 # if SIZEOF_SHORT == 2
  57     typedef short int16_t;
  58     typedef unsigned short u_int16_t;
  59 # else
  60 #  if SIZEOF_INT == 2
  61     typedef int int16_t;
  62     typedef unsigned int u_int16_t;
  63 #  else
  64     #error Cannot find a type with sizeof() == 2
  65 #  endif
  66 # endif
  67
  68 # if SIZEOF_SHORT == 4
  69    typedef short int32_t;
  70    typedef unsigned short u_int32_t;
  71 # else
  72 #  if SIZEOF_INT == 4
  73     typedef int int32_t;
  74     typedef unsigned int u_int32_t;
  75 #  else
  76     #error Cannot find a type with sizeof() == 4
  77 #  endif
  78 # endif
  79 #endif /* NEED_TYPEDEFS */
  80
  81 #ifdef HAVE_UNISTD_H
  82 # include <unistd.h>
  83 #endif
  84
  85 #ifdef HAVE_STDLIB_H
  86 # include <stdlib.h>
  87 #endif
  88
  89 #include <stdio.h>
  90 #include <errno.h>
  91
  92 #ifndef HAVE_MEMMOVE
  93 #define memmove(x, y, z) bcopy(y, x, z)
  94 #endif
  95
  96 #if TIME_WITH_SYS_TIME
  97 # include <sys/time.h>
  98 # include <time.h>
  99 #else
 100 # ifdef HAVE_SYS_TIME_H
 101 #  include <sys/time.h>
 102 # else
 103 #  include <time.h>
 104 # endif
 105 #endif
 106
 107 #ifdef HAVE_STRING_H
 108 # include <string.h>
 109 #else
 110 # include <strings.h>
 111 #endif
 112
 113 #ifndef _WIN32
 114 #include <sys/uio.h>
 115 #endif
 116
 117 #undef _P
 118 #ifndef NO_PROTOTYPES
 119 #  define   _P(x)   x
 120 #else
 121 #  define   _P(x)   ()
 122 #endif
 123
 124 #ifndef _WIN32
 125 #include <netinet/in.h>
 126 #include <arpa/inet.h>
 127 #endif
 128
 129 #ifdef GETTIMEOFDAY_ONE_ARG
 130 #define gettimeofday(x, y) gettimeofday(x)
 131 #endif
 132
 133 /* Systems lacking strdup() definition in <string.h>. */
 134 #if defined(ultrix)
 135 char *strdup _P((const char *));
 136 #endif
 137
 138 /* Systems lacking malloc() definition in <stdlib.h>. */
 139 #if defined(ultrix) || defined(hcx)
 140 void *malloc _P((size_t arg));
 141 void free _P((void *ptr));
 142 #endif
 143
 144 #ifndef HAVE_INET_ATON
 145 int inet_aton _P((const char *cp, struct in_addr *ia));
 146 #endif
 147
 148 #include <fcntl.h>
 149 #ifndef NO_UNIX_SOCKETS
 150 #include <sys/un.h>
 151 #endif
 152 #include <signal.h>
 153 #ifdef HAVE_SYS_SIGNAL_H
 154 # include <sys/signal.h>
 155 #endif
 156 #ifndef _WIN32
 157 #include <sys/socket.h>
 158 #endif
 159
 160 #if defined(HAVE_SYS_IOCTL_H)
 161 # include <sys/ioctl.h>
 162 #endif
 163
 164 #ifdef HAVE_SYS_SELECT_H
 165 # include <sys/select.h>
 166 #endif
 167
 168 #ifdef HAVE_SYS_WAIT_H
 169 # include <sys/wait.h>
 170 #endif
 171
 172 #ifdef HAVE_SYS_FILIO_H
 173 # include <sys/filio.h>
 174 #endif
 175
 176 #ifdef USE_PPP
 177 #include <ppp/slirppp.h>
 178 #endif
 179
 180 #ifdef __STDC__
 181 #include <stdarg.h>
 182 #else
 183 #include <varargs.h>
 184 #endif
 185
 186 #include <sys/stat.h>
 187
 188 /* Avoid conflicting with the libc insque() and remque(), which
 189    have different prototypes. */
 190 #define insque slirp_insque
 191 #define remque slirp_remque
 192
 193 #ifdef HAVE_SYS_STROPTS_H
 194 #include <sys/stropts.h>
 195 #endif
 196
 197 #include "debug.h"
 198
 199 #include "ip.h"
 200 #include "tcp.h"
 201 #include "tcp_timer.h"
 202 #include "tcp_var.h"
 203 #include "tcpip.h"
 204 #include "udp.h"
 205 #include "icmp_var.h"
 206 #include "mbuf.h"
 207 #include "sbuf.h"
 208 #include "socket.h"
 209 #include "if.h"
 210 #include "main.h"
 211 #include "misc.h"
 212 #ifdef USE_PPP
 213 #include "ppp/pppd.h"
 214 #include "ppp/ppp.h"
 215 #endif
 216
 217 #include "bootp.h"
 218 #include "tftp.h"
 219 #include "libslirp.h"
 220
 221 #ifndef NULL
 222 #define NULL (void *)0
 223 #endif
 224
 225 #ifndef FULL_BOLT
 226 void if_start _P((void));
 227 #else
 228 void if_start _P((struct ttys *));
 229 #endif
 230
 231 #ifdef BAD_SPRINTF
 232 # define vsprintf vsprintf_len
 233 # define sprintf sprintf_len
 234  extern int vsprintf_len _P((char *, const char *, va_list));
 235  extern int sprintf_len _P((char *, const char *, ...));
 236 #endif
 237
 238 #ifdef DECLARE_SPRINTF
 239 # ifndef BAD_SPRINTF
 240  extern int vsprintf _P((char *, const char *, va_list));
 241 # endif
 242  extern int vfprintf _P((FILE *, const char *, va_list));
 243 #endif
 244
 245 #ifndef HAVE_STRERROR
 246  extern char *strerror _P((int error));
 247 #endif
 248
 249 #ifndef HAVE_INDEX
 250  char *index _P((const char *, int));
 251 #endif
 252
 253 #ifndef HAVE_GETHOSTID
 254  long gethostid _P((void));
 255 #endif
 256
 257 void lprint _P((const char *, ...));
 258
 259 #ifndef _WIN32
 260 #include <netdb.h>
 261 #endif
 262
 263 #define DEFAULT_BAUD 115200
 264
 265 #define SO_OPTIONS DO_KEEPALIVE
 266 #define TCP_MAXIDLE (TCPTV_KEEPCNT * TCPTV_KEEPINTVL)
 267
 268 /* cksum.c */
 269 int cksum(struct mbuf *m, int len);
 270
 271 /* if.c */
 272 void if_init _P((void));
 273 void if_output _P((struct socket *, struct mbuf *));
 274
 275 /* ip_input.c */
 276 void ip_init _P((void));
 277 void ip_input _P((struct mbuf *));
 278 void ip_slowtimo _P((void));
 279 void ip_stripoptions _P((register struct mbuf *, struct mbuf *));
 280
 281 /* ip_output.c */
 282 int ip_output _P((struct socket *, struct mbuf *));
 283
 284 /* tcp_input.c */
 285 void tcp_input _P((register struct mbuf *, int, struct socket *));
 286 int tcp_mss _P((register struct tcpcb *, u_int));
 287
 288 /* tcp_output.c */
 289 int tcp_output _P((register struct tcpcb *));
 290 void tcp_setpersist _P((register struct tcpcb *));
 291
 292 /* tcp_subr.c */
 293 void tcp_init _P((void));
 294 void tcp_template _P((struct tcpcb *));
 295 void tcp_respond _P((struct tcpcb *, register struct tcpiphdr *, register struct mbuf *, tcp_seq, tcp_seq, int));
 296 struct tcpcb * tcp_newtcpcb _P((struct socket *));
 297 struct tcpcb * tcp_close _P((register struct tcpcb *));
 298 void tcp_sockclosed _P((struct tcpcb *));
 299 int tcp_fconnect _P((struct socket *));
 300 void tcp_connect _P((struct socket *));
 301 int tcp_attach _P((struct socket *));
 302 u_int8_t tcp_tos _P((struct socket *));
 303 int tcp_emu _P((struct socket *, struct mbuf *));
 304 int tcp_ctl _P((struct socket *));
 305 struct tcpcb *tcp_drop(struct tcpcb *tp, int err);
 306
 307 #ifdef USE_PPP
 308 #define MIN_MRU MINMRU
 309 #define MAX_MRU MAXMRU
 310 #else
 311 #define MIN_MRU 128
 312 #define MAX_MRU 16384
 313 #endif
 314
 315 #ifndef _WIN32
 316 #define min(x,y) ((x) < (y) ? (x) : (y))
 317 #define max(x,y) ((x) > (y) ? (x) : (y))
 318 #endif
 319
 320 #ifdef _WIN32
 321 #undef errno
 322 #define errno (WSAGetLastError())
 323 #endif
 324
 325 #endif