slirp/slirp.h

   1 #ifndef __COMMON_H__
   2 #define __COMMON_H__
   3
   4 #define CONFIG_QEMU
   5
   6 //#define DEBUG 1
   7
   8 // Uncomment the following line to enable SLIRP statistics printing in Qemu
   9 //#define LOG_ENABLED
  10
  11 #ifdef LOG_ENABLED
  12 #define STAT(expr) expr
  13 #else
  14 #define STAT(expr) do { } while(0)
  15 #endif
  16
  17 #ifndef CONFIG_QEMU
  18 #include "version.h"
  19 #endif
  20 #include "config-host.h"
  21 #include "slirp_config.h"
  22
  23 #ifdef _WIN32
  24 # include <inttypes.h>
  25
  26 typedef uint8_t u_int8_t;
  27 typedef uint16_t u_int16_t;
  28 typedef uint32_t u_int32_t;
  29 typedef uint64_t u_int64_t;
  30 typedef char *caddr_t;
  31
  32 #define WIN32_LEAN_AND_MEAN
  33 # include <windows.h>
  34 # include <winsock2.h>
  35 # include <ws2tcpip.h>
  36 # include <sys/timeb.h>
  37 # include <iphlpapi.h>
  38
  39 # define EWOULDBLOCK WSAEWOULDBLOCK
  40 # define EINPROGRESS WSAEINPROGRESS
  41 # define ENOTCONN WSAENOTCONN
  42 # define EHOSTUNREACH WSAEHOSTUNREACH
  43 # define ENETUNREACH WSAENETUNREACH
  44 # define ECONNREFUSED WSAECONNREFUSED
  45 #else
  46 # define ioctlsocket ioctl
  47 # define closesocket(s) close(s)
  48 # define O_BINARY 0
  49 #endif
  50
  51 #include <sys/types.h>
  52 #ifdef HAVE_SYS_BITYPES_H
  53 # include <sys/bitypes.h>
  54 #endif
  55
  56 #include <sys/time.h>
  57
  58 #ifdef NEED_TYPEDEFS
  59 typedef char int8_t;
  60 typedef unsigned char u_int8_t;
  61
  62 # if SIZEOF_SHORT == 2
  63     typedef short int16_t;
  64     typedef unsigned short u_int16_t;
  65 # else
  66 #  if SIZEOF_INT == 2
  67     typedef int int16_t;
  68     typedef unsigned int u_int16_t;
  69 #  else
  70     #error Cannot find a type with sizeof() == 2
  71 #  endif
  72 # endif
  73
  74 # if SIZEOF_SHORT == 4
  75    typedef short int32_t;
  76    typedef unsigned short u_int32_t;
  77 # else
  78 #  if SIZEOF_INT == 4
  79     typedef int int32_t;
  80     typedef unsigned int u_int32_t;
  81 #  else
  82     #error Cannot find a type with sizeof() == 4
  83 #  endif
  84 # endif
  85 #endif /* NEED_TYPEDEFS */
  86
  87 #ifdef HAVE_UNISTD_H
  88 # include <unistd.h>
  89 #endif
  90
  91 #ifdef HAVE_STDLIB_H
  92 # include <stdlib.h>
  93 #endif
  94
  95 #include <stdio.h>
  96 #include <errno.h>
  97
  98 #ifndef HAVE_MEMMOVE
  99 #define memmove(x, y, z) bcopy(y, x, z)
 100 #endif
 101
 102 #if TIME_WITH_SYS_TIME
 103 # include <sys/time.h>
 104 # include <time.h>
 105 #else
 106 # ifdef HAVE_SYS_TIME_H
 107 #  include <sys/time.h>
 108 # else
 109 #  include <time.h>
 110 # endif
 111 #endif
 112
 113 #ifdef HAVE_STRING_H
 114 # include <string.h>
 115 #else
 116 # include <strings.h>
 117 #endif
 118
 119 #ifndef _WIN32
 120 #include <sys/uio.h>
 121 #endif
 122
 123 #undef _P
 124 #ifndef NO_PROTOTYPES
 125 #  define   _P(x)   x
 126 #else
 127 #  define   _P(x)   ()
 128 #endif
 129
 130 #ifndef _WIN32
 131 #include <netinet/in.h>
 132 #include <arpa/inet.h>
 133 #endif
 134
 135 #ifdef GETTIMEOFDAY_ONE_ARG
 136 #define gettimeofday(x, y) gettimeofday(x)
 137 #endif
 138
 139 /* Systems lacking strdup() definition in <string.h>. */
 140 #if defined(ultrix)
 141 char *strdup _P((const char *));
 142 #endif
 143
 144 /* Systems lacking malloc() definition in <stdlib.h>. */
 145 #if defined(ultrix) || defined(hcx)
 146 void *malloc _P((size_t arg));
 147 void free _P((void *ptr));
 148 #endif
 149
 150 #ifndef HAVE_INET_ATON
 151 int inet_aton _P((const char *cp, struct in_addr *ia));
 152 #endif
 153
 154 #include <fcntl.h>
 155 #ifndef NO_UNIX_SOCKETS
 156 #include <sys/un.h>
 157 #endif
 158 #include <signal.h>
 159 #ifdef HAVE_SYS_SIGNAL_H
 160 # include <sys/signal.h>
 161 #endif
 162 #ifndef _WIN32
 163 #include <sys/socket.h>
 164 #endif
 165
 166 #if defined(HAVE_SYS_IOCTL_H)
 167 # include <sys/ioctl.h>
 168 #endif
 169
 170 #ifdef HAVE_SYS_SELECT_H
 171 # include <sys/select.h>
 172 #endif
 173
 174 #ifdef HAVE_SYS_WAIT_H
 175 # include <sys/wait.h>
 176 #endif
 177
 178 #ifdef HAVE_SYS_FILIO_H
 179 # include <sys/filio.h>
 180 #endif
 181
 182 #ifdef USE_PPP
 183 #include <ppp/slirppp.h>
 184 #endif
 185
 186 #ifdef __STDC__
 187 #include <stdarg.h>
 188 #else
 189 #include <varargs.h>
 190 #endif
 191
 192 #include <sys/stat.h>
 193
 194 /* Avoid conflicting with the libc insque() and remque(), which
 195    have different prototypes. */
 196 #define insque slirp_insque
 197 #define remque slirp_remque
 198
 199 #ifdef HAVE_SYS_STROPTS_H
 200 #include <sys/stropts.h>
 201 #endif
 202
 203 #include "debug.h"
 204
 205 #include "ip.h"
 206 #include "tcp.h"
 207 #include "tcp_timer.h"
 208 #include "tcp_var.h"
 209 #include "tcpip.h"
 210 #include "udp.h"
 211 #include "icmp_var.h"
 212 #include "mbuf.h"
 213 #include "sbuf.h"
 214 #include "socket.h"
 215 #include "if.h"
 216 #include "main.h"
 217 #include "misc.h"
 218 #include "ctl.h"
 219 #ifdef USE_PPP
 220 #include "ppp/pppd.h"
 221 #include "ppp/ppp.h"
 222 #endif
 223
 224 #include "bootp.h"
 225 #include "tftp.h"
 226 #include "libslirp.h"
 227
 228 extern struct ttys *ttys_unit[MAX_INTERFACES];
 229
 230 #ifndef NULL
 231 #define NULL (void *)0
 232 #endif
 233
 234 #ifndef FULL_BOLT
 235 void if_start _P((void));
 236 #else
 237 void if_start _P((struct ttys *));
 238 #endif
 239
 240 #ifdef BAD_SPRINTF
 241 # define vsprintf vsprintf_len
 242 # define sprintf sprintf_len
 243  extern int vsprintf_len _P((char *, const char *, va_list));
 244  extern int sprintf_len _P((char *, const char *, ...));
 245 #endif
 246
 247 #ifdef DECLARE_SPRINTF
 248 # ifndef BAD_SPRINTF
 249  extern int vsprintf _P((char *, const char *, va_list));
 250 # endif
 251  extern int vfprintf _P((FILE *, const char *, va_list));
 252 #endif
 253
 254 #ifndef HAVE_STRERROR
 255  extern char *strerror _P((int error));
 256 #endif
 257
 258 #ifndef HAVE_INDEX
 259  char *index _P((const char *, int));
 260 #endif
 261
 262 #ifndef HAVE_GETHOSTID
 263  long gethostid _P((void));
 264 #endif
 265
 266 void lprint _P((const char *, ...));
 267
 268 #ifndef _WIN32
 269 #include <netdb.h>
 270 #endif
 271
 272 #define DEFAULT_BAUD 115200
 273
 274 #define SO_OPTIONS DO_KEEPALIVE
 275 #define TCP_MAXIDLE (TCPTV_KEEPCNT * TCPTV_KEEPINTVL)
 276
 277 /* cksum.c */
 278 int cksum(struct mbuf *m, int len);
 279
 280 /* if.c */
 281 void if_init _P((void));
 282 void if_output _P((struct socket *, struct mbuf *));
 283
 284 /* ip_input.c */
 285 void ip_init _P((void));
 286 void ip_input _P((struct mbuf *));
 287 void ip_slowtimo _P((void));
 288 void ip_stripoptions _P((register struct mbuf *, struct mbuf *));
 289
 290 /* ip_output.c */
 291 int ip_output _P((struct socket *, struct mbuf *));
 292
 293 /* tcp_input.c */
 294 void tcp_input _P((register struct mbuf *, int, struct socket *));
 295 int tcp_mss _P((register struct tcpcb *, u_int));
 296
 297 /* tcp_output.c */
 298 int tcp_output _P((register struct tcpcb *));
 299 void tcp_setpersist _P((register struct tcpcb *));
 300
 301 /* tcp_subr.c */
 302 void tcp_init _P((void));
 303 void tcp_template _P((struct tcpcb *));
 304 void tcp_respond _P((struct tcpcb *, register struct tcpiphdr *, register struct mbuf *, tcp_seq, tcp_seq, int));
 305 struct tcpcb * tcp_newtcpcb _P((struct socket *));
 306 struct tcpcb * tcp_close _P((register struct tcpcb *));
 307 void tcp_sockclosed _P((struct tcpcb *));
 308 int tcp_fconnect _P((struct socket *));
 309 void tcp_connect _P((struct socket *));
 310 int tcp_attach _P((struct socket *));
 311 u_int8_t tcp_tos _P((struct socket *));
 312 int tcp_emu _P((struct socket *, struct mbuf *));
 313 int tcp_ctl _P((struct socket *));
 314 struct tcpcb *tcp_drop(struct tcpcb *tp, int err);
 315
 316 #ifdef USE_PPP
 317 #define MIN_MRU MINMRU
 318 #define MAX_MRU MAXMRU
 319 #else
 320 #define MIN_MRU 128
 321 #define MAX_MRU 16384
 322 #endif
 323
 324 #ifndef _WIN32
 325 #define min(x,y) ((x) < (y) ? (x) : (y))
 326 #define max(x,y) ((x) > (y) ? (x) : (y))
 327 #endif
 328
 329 #ifdef _WIN32
 330 #undef errno
 331 #define errno (WSAGetLastError())
 332 #endif
 333
 334 #endif