gcc/ada/gen-soccon.c

   1 /*****************************************************************************
   2 **                                                                          **
   3 **                          GNAT SYSTEM UTILITIES                           **
   4 **                                                                          **
   5 **                           G E N - S O C C O N                            **
   6 **                                                                          **
   7 **              Copyright (C) 2004 Free Software Foundation, Inc.           **
   8 **                                                                          **
   9 ** GNAT is free software;  you can  redistribute it  and/or modify it under **
  10 ** terms of the  GNU General Public License as published  by the Free Soft- **
  11 ** ware  Foundation;  either version 2,  or (at your option) any later ver- **
  12 ** sion.  GNAT is distributed in the hope that it will be useful, but WITH- **
  13 ** OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY **
  14 ** or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License **
  15 ** for  more details.  You should have  received  a copy of the GNU General **
  16 ** Public License  distributed with GNAT;  see file COPYING.  If not, write **
  17 ** to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, **
  18 ** MA 02111-1307, USA.                                                      **
  19 **                                                                          **
  20 ** GNAT was originally developed  by the GNAT team at  New York University. **
  21 ** Extensive contributions were provided by Ada Core Technologies Inc.      **
  22 **                                                                          **
  23 ******************************************************************************/
  24
  25 /* This program generates g-soccon.ads */
  26
  27 #include <stdio.h>
  28 #include <string.h>
  29
  30 #include "socket.h"
  31 #include <netinet/in.h>
  32 #include <netinet/tcp.h>
  33 #include <sys/filio.h>
  34 #include <netdb.h>
  35
  36 struct line {
  37   char *text;
  38   char *value;
  39   char *comment;
  40   struct line *next;
  41 };
  42
  43 struct line *first = NULL, *last = NULL;
  44
  45 #define TXT(_text) add_line(_text, NULL, NULL);
  46 /* Plain text */
  47
  48 #define _NL TXT("")
  49 /* Empty line */
  50
  51 #define itoad(n) itoa ("%d", n)
  52 #define itoax(n) itoa ("16#%08x#", n)
  53
  54 #define CND(name,comment) add_line(#name, itoad (name), comment);
  55 /* Constant (decimal) */
  56
  57 #define CNX(name,comment) add_line(#name, itoax (name), comment);
  58 /* Constant (hexadecimal) */
  59
  60 #define CN_(name,comment) add_line(#name, name, comment);
  61 /* Constant (generic) */
  62
  63 void output (void);
  64 /* Generate output spec */
  65
  66 char *itoa (char *, int);
  67 /* int to string */
  68
  69 void add_line (char *, char*, char*);
  70
  71 void main (void) {
  72
  73 TXT("------------------------------------------------------------------------------")
  74 TXT("--                                                                          --")
  75 TXT("--                         GNAT COMPILER COMPONENTS                         --")
  76 TXT("--                                                                          --")
  77 TXT("--               G N A T . S O C K E T S . C O N S T A N T S                --")
  78 TXT("--                                                                          --")
  79 TXT("--                                 S p e c                                  --")
  80 TXT("--                                                                          --")
  81 TXT("--          Copyright (C) 2000-2004 Free Software Foundation, Inc.          --")
  82 TXT("--                                                                          --")
  83 TXT("-- GNAT is free software;  you can  redistribute it  and/or modify it under --")
  84 TXT("-- terms of the  GNU General Public License as published  by the Free Soft- --")
  85 TXT("-- ware  Foundation;  either version 2,  or (at your option) any later ver- --")
  86 TXT("-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --")
  87 TXT("-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --")
  88 TXT("-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --")
  89 TXT("-- for  more details.  You should have  received  a copy of the GNU General --")
  90 TXT("-- Public License  distributed with GNAT;  see file COPYING.  If not, write --")
  91 TXT("-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --")
  92 TXT("-- MA 02111-1307, USA.                                                      --")
  93 TXT("--                                                                          --")
  94 TXT("-- As a special exception,  if other files  instantiate  generics from this --")
  95 TXT("-- unit, or you link  this unit with other files  to produce an executable, --")
  96 TXT("-- this  unit  does not  by itself cause  the resulting  executable  to  be --")
  97 TXT("-- covered  by the  GNU  General  Public  License.  This exception does not --")
  98 TXT("-- however invalidate  any other reasons why  the executable file  might be --")
  99 TXT("-- covered by the  GNU Public License.                                      --")
 100 TXT("--                                                                          --")
 101 TXT("-- GNAT was originally developed  by the GNAT team at  New York University. --")
 102 TXT("-- Extensive contributions were provided by Ada Core Technologies Inc.      --")
 103 TXT("--                                                                          --")
 104 TXT("------------------------------------------------------------------------------")
 105 _NL
 106 TXT("--  This package provides target dependent definitions of constant for use")
 107 TXT("--  by the GNAT.Sockets package (g-socket.ads). This package should not be")
 108 TXT("--  directly with'ed by an applications program.")
 109 _NL
 110 TXT("--  This is the version for " TARGET)
 111 TXT("--  This file is generated automatically, do not modify it by hand! Instead,")
 112 TXT("--  make changes to gen-soccon.c and re-run it on each target.")
 113 _NL
 114 TXT("package GNAT.Sockets.Constants is")
 115 _NL
 116 TXT("   --------------")
 117 TXT("   -- Families --")
 118 TXT("   --------------")
 119 _NL
 120
 121 #ifndef AF_INET
 122 #define AF_INET -1
 123 #endif
 124 CND(AF_INET, "IPv4 address family")
 125
 126 #ifndef AF_INET6
 127 #define AF_INET6 -1
 128 #endif
 129 CND(AF_INET6, "IPv6 address family")
 130 _NL
 131 TXT("   -----------")
 132 TXT("   -- Modes --")
 133 TXT("   -----------")
 134 _NL
 135
 136 #ifndef SOCK_STREAM
 137 #define SOCK_STREAM -1
 138 #endif
 139 CND(SOCK_STREAM, "Stream socket")
 140
 141 #ifndef SOCK_DGRAM
 142 #define SOCK_DGRAM -1
 143 #endif
 144 CND(SOCK_DGRAM, "Datagram socket")
 145 _NL
 146 TXT("   -------------------")
 147 TXT("   -- Socket errors --")
 148 TXT("   -------------------")
 149 _NL
 150
 151 #ifndef EACCES
 152 #define EACCES -1
 153 #endif
 154 CND(EACCES, "Permission denied")
 155
 156 #ifndef EADDRINUSE
 157 #define EADDRINUSE -1
 158 #endif
 159 CND(EADDRINUSE, "Address already in use")
 160
 161 #ifndef EADDRNOTAVAIL
 162 #define EADDRNOTAVAIL -1
 163 #endif
 164 CND(EADDRNOTAVAIL, "Cannot assign address")
 165
 166 #ifndef EAFNOSUPPORT
 167 #define EAFNOSUPPORT -1
 168 #endif
 169 CND(EAFNOSUPPORT, "Addr family not supported")
 170
 171 #ifndef EALREADY
 172 #define EALREADY -1
 173 #endif
 174 CND(EALREADY, "Operation in progress")
 175
 176 #ifndef EBADF
 177 #define EBADF -1
 178 #endif
 179 CND(EBADF, "Bad file descriptor")
 180
 181 #ifndef ECONNABORTED
 182 #define ECONNABORTED -1
 183 #endif
 184 CND(ECONNABORTED, "Connection aborted")
 185
 186 #ifndef ECONNREFUSED
 187 #define ECONNREFUSED -1
 188 #endif
 189 CND(ECONNREFUSED, "Connection refused")
 190
 191 #ifndef ECONNRESET
 192 #define ECONNRESET -1
 193 #endif
 194 CND(ECONNRESET, "Connection reset by peer")
 195
 196 #ifndef EDESTADDRREQ
 197 #define EDESTADDRREQ -1
 198 #endif
 199 CND(EDESTADDRREQ, "Destination addr required")
 200
 201 #ifndef EFAULT
 202 #define EFAULT -1
 203 #endif
 204 CND(EFAULT, "Bad address")
 205
 206 #ifndef EHOSTDOWN
 207 #define EHOSTDOWN -1
 208 #endif
 209 CND(EHOSTDOWN, "Host is down")
 210
 211 #ifndef EHOSTUNREACH
 212 #define EHOSTUNREACH -1
 213 #endif
 214 CND(EHOSTUNREACH, "No route to host")
 215
 216 #ifndef EINPROGRESS
 217 #define EINPROGRESS -1
 218 #endif
 219 CND(EINPROGRESS, "Operation now in progress")
 220
 221 #ifndef EINTR
 222 #define EINTR -1
 223 #endif
 224 CND(EINTR, "Interrupted system call")
 225
 226 #ifndef EINVAL
 227 #define EINVAL -1
 228 #endif
 229 CND(EINVAL, "Invalid argument")
 230
 231 #ifndef EIO
 232 #define EIO -1
 233 #endif
 234 CND(EIO, "Input output error")
 235
 236 #ifndef EISCONN
 237 #define EISCONN -1
 238 #endif
 239 CND(EISCONN, "Socket already connected")
 240
 241 #ifndef ELOOP
 242 #define ELOOP -1
 243 #endif
 244 CND(ELOOP, "Too many symbolic lynks")
 245
 246 #ifndef EMFILE
 247 #define EMFILE -1
 248 #endif
 249 CND(EMFILE, "Too many open files")
 250
 251 #ifndef EMSGSIZE
 252 #define EMSGSIZE -1
 253 #endif
 254 CND(EMSGSIZE, "Message too long")
 255
 256 #ifndef ENAMETOOLONG
 257 #define ENAMETOOLONG -1
 258 #endif
 259 CND(ENAMETOOLONG, "Name too long")
 260
 261 #ifndef ENETDOWN
 262 #define ENETDOWN -1
 263 #endif
 264 CND(ENETDOWN, "Network is down")
 265
 266 #ifndef ENETRESET
 267 #define ENETRESET -1
 268 #endif
 269 CND(ENETRESET, "Disconn. on network reset")
 270
 271 #ifndef ENETUNREACH
 272 #define ENETUNREACH -1
 273 #endif
 274 CND(ENETUNREACH, "Network is unreachable")
 275
 276 #ifndef ENOBUFS
 277 #define ENOBUFS -1
 278 #endif
 279 CND(ENOBUFS, "No buffer space available")
 280
 281 #ifndef ENOPROTOOPT
 282 #define ENOPROTOOPT -1
 283 #endif
 284 CND(ENOPROTOOPT, "Protocol not available")
 285
 286 #ifndef ENOTCONN
 287 #define ENOTCONN -1
 288 #endif
 289 CND(ENOTCONN, "Socket not connected")
 290
 291 #ifndef ENOTSOCK
 292 #define ENOTSOCK -1
 293 #endif
 294 CND(ENOTSOCK, "Operation on non socket")
 295
 296 #ifndef EOPNOTSUPP
 297 #define EOPNOTSUPP -1
 298 #endif
 299 CND(EOPNOTSUPP, "Operation not supported")
 300
 301 #ifndef EPFNOSUPPORT
 302 #define EPFNOSUPPORT -1
 303 #endif
 304 CND(EPFNOSUPPORT, "Unknown protocol family")
 305
 306 #ifndef EPROTONOSUPPORT
 307 #define EPROTONOSUPPORT -1
 308 #endif
 309 CND(EPROTONOSUPPORT, "Unknown protocol")
 310
 311 #ifndef EPROTOTYPE
 312 #define EPROTOTYPE -1
 313 #endif
 314 CND(EPROTOTYPE, "Unknown protocol type")
 315
 316 #ifndef ESHUTDOWN
 317 #define ESHUTDOWN -1
 318 #endif
 319 CND(ESHUTDOWN, "Cannot send once shutdown")
 320
 321 #ifndef ESOCKTNOSUPPORT
 322 #define ESOCKTNOSUPPORT -1
 323 #endif
 324 CND(ESOCKTNOSUPPORT, "Socket type not supported")
 325
 326 #ifndef ETIMEDOUT
 327 #define ETIMEDOUT -1
 328 #endif
 329 CND(ETIMEDOUT, "Connection timed out")
 330
 331 #ifndef ETOOMANYREFS
 332 #define ETOOMANYREFS -1
 333 #endif
 334 CND(ETOOMANYREFS, "Too many references")
 335
 336 #ifndef EWOULDBLOCK
 337 #define EWOULDBLOCK -1
 338 #endif
 339 CND(EWOULDBLOCK, "Operation would block")
 340 _NL
 341 TXT("   -----------------")
 342 TXT("   -- Host errors --")
 343 TXT("   -----------------")
 344 _NL
 345
 346 #ifndef HOST_NOT_FOUND
 347 #define HOST_NOT_FOUND -1
 348 #endif
 349 CND(HOST_NOT_FOUND, "Unknown host")
 350
 351 #ifndef TRY_AGAIN
 352 #define TRY_AGAIN -1
 353 #endif
 354 CND(TRY_AGAIN, "Host name lookup failure")
 355
 356 #ifndef NO_DATA
 357 #define NO_DATA -1
 358 #endif
 359 CND(NO_DATA, "No data record for name")
 360
 361 #ifndef NO_RECOVERY
 362 #define NO_RECOVERY -1
 363 #endif
 364 CND(NO_RECOVERY, "Non recoverable errors")
 365 _NL
 366 TXT("   -------------------")
 367 TXT("   -- Control flags --")
 368 TXT("   -------------------")
 369 _NL
 370
 371 #ifndef FIONBIO
 372 #define FIONBIO -1
 373 #endif
 374 CNX(FIONBIO, "Set/clear non-blocking io")
 375
 376 #ifndef FIONREAD
 377 #define FIONREAD -1
 378 #endif
 379 CNX(FIONREAD, "How many bytes to read")
 380 _NL
 381 TXT("   --------------------")
 382 TXT("   -- Shutdown modes --")
 383 TXT("   --------------------")
 384 _NL
 385
 386 #ifndef SHUT_RD
 387 #define SHUT_RD -1
 388 #endif
 389 CND(SHUT_RD, "No more recv")
 390
 391 #ifndef SHUT_WR
 392 #define SHUT_WR -1
 393 #endif
 394 CND(SHUT_WR, "No more send")
 395
 396 #ifndef SHUT_RDWR
 397 #define SHUT_RDWR -1
 398 #endif
 399 CND(SHUT_RDWR, "No more recv/send")
 400 _NL
 401 TXT("   ---------------------")
 402 TXT("   -- Protocol levels --")
 403 TXT("   ---------------------")
 404 _NL
 405
 406 #ifndef SOL_SOCKET
 407 #define SOL_SOCKET -1
 408 #endif
 409 CND(SOL_SOCKET, "Options for socket level")
 410
 411 #ifndef IPPROTO_IP
 412 #define IPPROTO_IP -1
 413 #endif
 414 CND(IPPROTO_IP, "Dummy protocol for IP")
 415
 416 #ifndef IPPROTO_UDP
 417 #define IPPROTO_UDP -1
 418 #endif
 419 CND(IPPROTO_UDP, "UDP")
 420
 421 #ifndef IPPROTO_TCP
 422 #define IPPROTO_TCP -1
 423 #endif
 424 CND(IPPROTO_TCP, "TCP")
 425 _NL
 426 TXT("   -------------------")
 427 TXT("   -- Request flags --")
 428 TXT("   -------------------")
 429 _NL
 430
 431 #ifndef MSG_OOB
 432 #define MSG_OOB -1
 433 #endif
 434 CND(MSG_OOB, "Process out-of-band data")
 435
 436 #ifndef MSG_PEEK
 437 #define MSG_PEEK -1
 438 #endif
 439 CND(MSG_PEEK, "Peek at incoming data")
 440
 441 #ifndef MSG_EOR
 442 #define MSG_EOR -1
 443 #endif
 444 CND(MSG_EOR, "Send end of record")
 445
 446 #ifndef MSG_WAITALL
 447 #define MSG_WAITALL -1
 448 #endif
 449 CND(MSG_WAITALL, "Wait for full reception")
 450
 451 #ifndef MSG_NOSIGNAL
 452 #define MSG_NOSIGNAL -1
 453 #endif
 454 CND(MSG_NOSIGNAL, "No SIGPIPE on send")
 455
 456 #ifdef __linux__
 457 # define MSG_Forced_Flags "MSG_NOSIGNAL"
 458 #else
 459 # define MSG_Forced_Flags "0"
 460 #endif
 461 CN_(MSG_Forced_Flags, "")
 462 TXT("   --  Flags set on all send(2) calls")
 463
 464 _NL
 465 TXT("   --------------------")
 466 TXT("   -- Socket options --")
 467 TXT("   --------------------")
 468 _NL
 469
 470 #ifndef TCP_NODELAY
 471 #define TCP_NODELAY -1
 472 #endif
 473 CND(TCP_NODELAY, "Do not coalesce packets")
 474
 475 #ifndef SO_SNDBUF
 476 #define SO_SNDBUF -1
 477 #endif
 478 CND(SO_SNDBUF, "Set/get send buffer size")
 479
 480 #ifndef SO_RCVBUF
 481 #define SO_RCVBUF -1
 482 #endif
 483 CND(SO_RCVBUF, "Set/get recv buffer size")
 484
 485 #ifndef SO_REUSEADDR
 486 #define SO_REUSEADDR -1
 487 #endif
 488 CND(SO_REUSEADDR, "Bind reuse local address")
 489
 490 #ifndef SO_KEEPALIVE
 491 #define SO_KEEPALIVE -1
 492 #endif
 493 CND(SO_KEEPALIVE, "Enable keep-alive msgs")
 494
 495 #ifndef SO_LINGER
 496 #define SO_LINGER -1
 497 #endif
 498 CND(SO_LINGER, "Defer close to flush data")
 499
 500 #ifndef SO_ERROR
 501 #define SO_ERROR -1
 502 #endif
 503 CND(SO_ERROR, "Get/clear error status")
 504
 505 #ifndef SO_BROADCAST
 506 #define SO_BROADCAST -1
 507 #endif
 508 CND(SO_BROADCAST, "Can send broadcast msgs")
 509
 510 #ifndef IP_ADD_MEMBERSHIP
 511 #define IP_ADD_MEMBERSHIP -1
 512 #endif
 513 CND(IP_ADD_MEMBERSHIP, "Join a multicast group")
 514
 515 #ifndef IP_DROP_MEMBERSHIP
 516 #define IP_DROP_MEMBERSHIP -1
 517 #endif
 518 CND(IP_DROP_MEMBERSHIP, "Leave a multicast group")
 519
 520 #ifndef IP_MULTICAST_TTL
 521 #define IP_MULTICAST_TTL -1
 522 #endif
 523 CND(IP_MULTICAST_TTL, "Set/get multicast TTL")
 524
 525 #ifndef IP_MULTICAST_LOOP
 526 #define IP_MULTICAST_LOOP -1
 527 #endif
 528 CND(IP_MULTICAST_LOOP, "Set/get mcast loopback")
 529 _NL
 530 TXT("end GNAT.Sockets.Constants;")
 531
 532 output ();
 533 }
 534
 535 void
 536 output (void) {
 537   int text_max = 0, value_max = 0, l;
 538   struct line *p;
 539   char fmt[64];
 540 #define UPD_MAX(x) do { \
 541   l = strlen (p->x); \
 542   if (l > x ## _max) x ## _max = l; \
 543 } while (0)
 544
 545   for (p = first; p != NULL; p = p->next) {
 546     if (p->value != NULL) {
 547       UPD_MAX(text);
 548       UPD_MAX(value);
 549     }
 550   }
 551   sprintf (fmt, "   %%-%ds : constant := %%%ds;%%s%%s\n",
 552     text_max, value_max);
 553
 554   for (p = first; p != NULL; p = p->next) {
 555     if (p->value == NULL) {
 556       printf ("%s\n", p->text);
 557     } else {
 558       char *comment_sep = (strlen (p->comment) > 0)
 559                           ? " --  " : "";
 560       printf (fmt, p->text, p->value, comment_sep, p->comment);
 561     }
 562   }
 563 }
 564
 565 char *
 566 itoa (char *fmt, int n) {
 567   char buf[32];
 568   sprintf (buf, fmt, n);
 569   return strdup (buf);
 570 }
 571
 572 void add_line (char *_text, char *_value, char *_comment) {
 573   struct line *l = (struct line *) malloc (sizeof (struct line));
 574   l->text = _text;
 575   l->value = _value;
 576   l->comment = _comment;
 577   l->next = NULL;
 578   if (last == NULL)
 579     first = last = l;
 580   else {
 581     last->next = l;
 582     last = l;
 583   }
 584 }