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