1 /* 2 * Copyright (c) 1999-2003 Damien Miller. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #ifndef _DEFINES_H 26 #define _DEFINES_H 27 28 /* Constants */ 29 30 #if defined(HAVE_DECL_SHUT_RD) && HAVE_DECL_SHUT_RD == 0 31 enum 32 { 33 SHUT_RD = 0, /* No more receptions. */ 34 SHUT_WR, /* No more transmissions. */ 35 SHUT_RDWR /* No more receptions or transmissions. */ 36 }; 37 # define SHUT_RD SHUT_RD 38 # define SHUT_WR SHUT_WR 39 # define SHUT_RDWR SHUT_RDWR 40 #endif 41 42 /* 43 * Cygwin doesn't really have a notion of reserved ports. It is still 44 * is useful on the client side so for compatibility it defines as 1024 via 45 * netinet/in.h inside an enum. We * don't actually want that restriction 46 * so we want to set that to zero, but we can't do it direct in config.h 47 * because it'll cause a conflicting definition the first time we include 48 * netinet/in.h. 49 */ 50 51 #ifdef HAVE_CYGWIN 52 #define IPPORT_RESERVED 0 53 #endif 54 55 /* 56 * Definitions for IP type of service (ip_tos) 57 */ 58 #include <netinet/in_systm.h> 59 #include <netinet/ip.h> 60 #ifndef IPTOS_LOWDELAY 61 # define IPTOS_LOWDELAY 0x10 62 # define IPTOS_THROUGHPUT 0x08 63 # define IPTOS_RELIABILITY 0x04 64 # define IPTOS_LOWCOST 0x02 65 # define IPTOS_MINCOST IPTOS_LOWCOST 66 #endif /* IPTOS_LOWDELAY */ 67 68 /* 69 * Definitions for DiffServ Codepoints as per RFC2474 70 */ 71 #ifndef IPTOS_DSCP_AF11 72 # define IPTOS_DSCP_AF11 0x28 73 # define IPTOS_DSCP_AF12 0x30 74 # define IPTOS_DSCP_AF13 0x38 75 # define IPTOS_DSCP_AF21 0x48 76 # define IPTOS_DSCP_AF22 0x50 77 # define IPTOS_DSCP_AF23 0x58 78 # define IPTOS_DSCP_AF31 0x68 79 # define IPTOS_DSCP_AF32 0x70 80 # define IPTOS_DSCP_AF33 0x78 81 # define IPTOS_DSCP_AF41 0x88 82 # define IPTOS_DSCP_AF42 0x90 83 # define IPTOS_DSCP_AF43 0x98 84 # define IPTOS_DSCP_EF 0xb8 85 #endif /* IPTOS_DSCP_AF11 */ 86 #ifndef IPTOS_DSCP_CS0 87 # define IPTOS_DSCP_CS0 0x00 88 # define IPTOS_DSCP_CS1 0x20 89 # define IPTOS_DSCP_CS2 0x40 90 # define IPTOS_DSCP_CS3 0x60 91 # define IPTOS_DSCP_CS4 0x80 92 # define IPTOS_DSCP_CS5 0xa0 93 # define IPTOS_DSCP_CS6 0xc0 94 # define IPTOS_DSCP_CS7 0xe0 95 #endif /* IPTOS_DSCP_CS0 */ 96 #ifndef IPTOS_DSCP_EF 97 # define IPTOS_DSCP_EF 0xb8 98 #endif /* IPTOS_DSCP_EF */ 99 100 #ifndef PATH_MAX 101 # ifdef _POSIX_PATH_MAX 102 # define PATH_MAX _POSIX_PATH_MAX 103 # endif 104 #endif 105 106 #ifndef MAXPATHLEN 107 # ifdef PATH_MAX 108 # define MAXPATHLEN PATH_MAX 109 # else /* PATH_MAX */ 110 # define MAXPATHLEN 64 111 /* realpath uses a fixed buffer of size MAXPATHLEN, so force use of ours */ 112 # ifndef BROKEN_REALPATH 113 # define BROKEN_REALPATH 1 114 # endif /* BROKEN_REALPATH */ 115 # endif /* PATH_MAX */ 116 #endif /* MAXPATHLEN */ 117 118 #ifndef HOST_NAME_MAX 119 # include "netdb.h" /* for MAXHOSTNAMELEN */ 120 # if defined(_POSIX_HOST_NAME_MAX) 121 # define HOST_NAME_MAX _POSIX_HOST_NAME_MAX 122 # elif defined(MAXHOSTNAMELEN) 123 # define HOST_NAME_MAX MAXHOSTNAMELEN 124 # else 125 # define HOST_NAME_MAX 255 126 # endif 127 #endif /* HOST_NAME_MAX */ 128 129 #if defined(HAVE_DECL_MAXSYMLINKS) && HAVE_DECL_MAXSYMLINKS == 0 130 # define MAXSYMLINKS 5 131 #endif 132 133 #ifndef STDIN_FILENO 134 # define STDIN_FILENO 0 135 #endif 136 #ifndef STDOUT_FILENO 137 # define STDOUT_FILENO 1 138 #endif 139 #ifndef STDERR_FILENO 140 # define STDERR_FILENO 2 141 #endif 142 143 #ifndef NGROUPS_MAX /* Disable groupaccess if NGROUP_MAX is not set */ 144 #ifdef NGROUPS 145 #define NGROUPS_MAX NGROUPS 146 #else 147 #define NGROUPS_MAX 0 148 #endif 149 #endif 150 151 #if defined(HAVE_DECL_O_NONBLOCK) && HAVE_DECL_O_NONBLOCK == 0 152 # define O_NONBLOCK 00004 /* Non Blocking Open */ 153 #endif 154 155 #ifndef S_IFSOCK 156 # define S_IFSOCK 0 157 #endif /* S_IFSOCK */ 158 159 #ifndef S_ISDIR 160 # define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) 161 #endif /* S_ISDIR */ 162 163 #ifndef S_ISREG 164 # define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) 165 #endif /* S_ISREG */ 166 167 #ifndef S_ISLNK 168 # define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK) 169 #endif /* S_ISLNK */ 170 171 #ifndef S_IXUSR 172 # define S_IXUSR 0000100 /* execute/search permission, */ 173 # define S_IXGRP 0000010 /* execute/search permission, */ 174 # define S_IXOTH 0000001 /* execute/search permission, */ 175 # define _S_IWUSR 0000200 /* write permission, */ 176 # define S_IWUSR _S_IWUSR /* write permission, owner */ 177 # define S_IWGRP 0000020 /* write permission, group */ 178 # define S_IWOTH 0000002 /* write permission, other */ 179 # define S_IRUSR 0000400 /* read permission, owner */ 180 # define S_IRGRP 0000040 /* read permission, group */ 181 # define S_IROTH 0000004 /* read permission, other */ 182 # define S_IRWXU 0000700 /* read, write, execute */ 183 # define S_IRWXG 0000070 /* read, write, execute */ 184 # define S_IRWXO 0000007 /* read, write, execute */ 185 #endif /* S_IXUSR */ 186 187 #if !defined(MAP_ANON) && defined(MAP_ANONYMOUS) 188 #define MAP_ANON MAP_ANONYMOUS 189 #endif 190 191 #ifndef MAP_FAILED 192 # define MAP_FAILED ((void *)-1) 193 #endif 194 195 /* 196 SCO Open Server 3 has INADDR_LOOPBACK defined in rpc/rpc.h but 197 including rpc/rpc.h breaks Solaris 6 198 */ 199 #ifndef INADDR_LOOPBACK 200 #define INADDR_LOOPBACK ((u_long)0x7f000001) 201 #endif 202 203 /* Types */ 204 205 /* If sys/types.h does not supply intXX_t, supply them ourselves */ 206 /* (or die trying) */ 207 208 #ifndef HAVE_U_INT 209 typedef unsigned int u_int; 210 #endif 211 212 #ifndef HAVE_INTXX_T 213 typedef signed char int8_t; 214 # if (SIZEOF_SHORT_INT == 2) 215 typedef short int int16_t; 216 # else 217 # error "16 bit int type not found." 218 # endif 219 # if (SIZEOF_INT == 4) 220 typedef int int32_t; 221 # else 222 # error "32 bit int type not found." 223 # endif 224 #endif 225 226 /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ 227 #ifndef HAVE_U_INTXX_T 228 # ifdef HAVE_UINTXX_T 229 typedef uint8_t u_int8_t; 230 typedef uint16_t u_int16_t; 231 typedef uint32_t u_int32_t; 232 # define HAVE_U_INTXX_T 1 233 # else 234 typedef unsigned char u_int8_t; 235 # if (SIZEOF_SHORT_INT == 2) 236 typedef unsigned short int u_int16_t; 237 # else 238 # error "16 bit int type not found." 239 # endif 240 # if (SIZEOF_INT == 4) 241 typedef unsigned int u_int32_t; 242 # else 243 # error "32 bit int type not found." 244 # endif 245 # endif 246 #define __BIT_TYPES_DEFINED__ 247 #endif 248 249 /* 64-bit types */ 250 #ifndef HAVE_INT64_T 251 # if (SIZEOF_LONG_INT == 8) 252 typedef long int int64_t; 253 # else 254 # if (SIZEOF_LONG_LONG_INT == 8) 255 typedef long long int int64_t; 256 # endif 257 # endif 258 #endif 259 #ifndef HAVE_U_INT64_T 260 # if (SIZEOF_LONG_INT == 8) 261 typedef unsigned long int u_int64_t; 262 # else 263 # if (SIZEOF_LONG_LONG_INT == 8) 264 typedef unsigned long long int u_int64_t; 265 # endif 266 # endif 267 #endif 268 269 #ifndef HAVE_UINTXX_T 270 typedef u_int8_t uint8_t; 271 typedef u_int16_t uint16_t; 272 typedef u_int32_t uint32_t; 273 typedef u_int64_t uint64_t; 274 #endif 275 276 #ifndef HAVE_INTMAX_T 277 typedef long long intmax_t; 278 #endif 279 280 #ifndef HAVE_UINTMAX_T 281 typedef unsigned long long uintmax_t; 282 #endif 283 284 #ifndef HAVE_U_CHAR 285 typedef unsigned char u_char; 286 # define HAVE_U_CHAR 287 #endif /* HAVE_U_CHAR */ 288 289 #ifndef ULLONG_MAX 290 # define ULLONG_MAX ((unsigned long long)-1) 291 #endif 292 293 #ifndef SIZE_T_MAX 294 #define SIZE_T_MAX ULONG_MAX 295 #endif /* SIZE_T_MAX */ 296 297 #ifndef HAVE_SIZE_T 298 typedef unsigned int size_t; 299 # define HAVE_SIZE_T 300 # define SIZE_T_MAX UINT_MAX 301 #endif /* HAVE_SIZE_T */ 302 303 #ifndef SIZE_MAX 304 #define SIZE_MAX SIZE_T_MAX 305 #endif 306 307 #ifndef INT32_MAX 308 # if (SIZEOF_INT == 4) 309 # define INT32_MAX INT_MAX 310 # elif (SIZEOF_LONG == 4) 311 # define INT32_MAX LONG_MAX 312 # else 313 # error "need INT32_MAX" 314 # endif 315 #endif 316 317 #ifndef INT64_MAX 318 # if (SIZEOF_INT == 8) 319 # define INT64_MAX INT_MAX 320 # elif (SIZEOF_LONG == 8) 321 # define INT64_MAX LONG_MAX 322 # elif (SIZEOF_LONG_LONG_INT == 8) 323 # define INT64_MAX LLONG_MAX 324 # else 325 # error "need INT64_MAX" 326 # endif 327 #endif 328 329 #ifndef HAVE_SSIZE_T 330 typedef int ssize_t; 331 # define HAVE_SSIZE_T 332 #endif /* HAVE_SSIZE_T */ 333 334 #ifndef HAVE_CLOCK_T 335 typedef long clock_t; 336 # define HAVE_CLOCK_T 337 #endif /* HAVE_CLOCK_T */ 338 339 #ifndef HAVE_SA_FAMILY_T 340 typedef int sa_family_t; 341 # define HAVE_SA_FAMILY_T 342 #endif /* HAVE_SA_FAMILY_T */ 343 344 #ifndef HAVE_PID_T 345 typedef int pid_t; 346 # define HAVE_PID_T 347 #endif /* HAVE_PID_T */ 348 349 #ifndef HAVE_SIG_ATOMIC_T 350 typedef int sig_atomic_t; 351 # define HAVE_SIG_ATOMIC_T 352 #endif /* HAVE_SIG_ATOMIC_T */ 353 354 #ifndef HAVE_MODE_T 355 typedef int mode_t; 356 # define HAVE_MODE_T 357 #endif /* HAVE_MODE_T */ 358 359 #if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS) 360 # define ss_family __ss_family 361 #endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */ 362 363 #ifndef HAVE_SYS_UN_H 364 struct sockaddr_un { 365 short sun_family; /* AF_UNIX */ 366 char sun_path[108]; /* path name (gag) */ 367 }; 368 #endif /* HAVE_SYS_UN_H */ 369 370 #ifndef HAVE_IN_ADDR_T 371 typedef u_int32_t in_addr_t; 372 #endif 373 #ifndef HAVE_IN_PORT_T 374 typedef u_int16_t in_port_t; 375 #endif 376 377 #if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE) 378 #define _STRUCT_WINSIZE 379 struct winsize { 380 unsigned short ws_row; /* rows, in characters */ 381 unsigned short ws_col; /* columns, in character */ 382 unsigned short ws_xpixel; /* horizontal size, pixels */ 383 unsigned short ws_ypixel; /* vertical size, pixels */ 384 }; 385 #endif 386 387 /* bits needed for select that may not be in the system headers */ 388 #ifndef HAVE_FD_MASK 389 typedef unsigned long int fd_mask; 390 #endif 391 392 #if defined(HAVE_DECL_NFDBITS) && HAVE_DECL_NFDBITS == 0 393 # define NFDBITS (8 * sizeof(unsigned long)) 394 #endif 395 396 #if defined(HAVE_DECL_HOWMANY) && HAVE_DECL_HOWMANY == 0 397 # define howmany(x,y) (((x)+((y)-1))/(y)) 398 #endif 399 400 /* Paths */ 401 402 #ifndef _PATH_BSHELL 403 # define _PATH_BSHELL "/bin/sh" 404 #endif 405 406 #ifdef USER_PATH 407 # ifdef _PATH_STDPATH 408 # undef _PATH_STDPATH 409 # endif 410 # define _PATH_STDPATH USER_PATH 411 #endif 412 413 #ifndef _PATH_STDPATH 414 # define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin" 415 #endif 416 417 #ifndef SUPERUSER_PATH 418 # define SUPERUSER_PATH _PATH_STDPATH 419 #endif 420 421 #ifndef _PATH_DEVNULL 422 # define _PATH_DEVNULL "/dev/null" 423 #endif 424 425 /* user may have set a different path */ 426 #if defined(_PATH_MAILDIR) && defined(MAIL_DIRECTORY) 427 # undef _PATH_MAILDIR 428 #endif /* defined(_PATH_MAILDIR) && defined(MAIL_DIRECTORY) */ 429 430 #ifdef MAIL_DIRECTORY 431 # define _PATH_MAILDIR MAIL_DIRECTORY 432 #endif 433 434 #ifndef _PATH_NOLOGIN 435 # define _PATH_NOLOGIN "/etc/nologin" 436 #endif 437 438 /* Define this to be the path of the xauth program. */ 439 #ifdef XAUTH_PATH 440 #define _PATH_XAUTH XAUTH_PATH 441 #endif /* XAUTH_PATH */ 442 443 /* derived from XF4/xc/lib/dps/Xlibnet.h */ 444 #ifndef X_UNIX_PATH 445 # ifdef __hpux 446 # define X_UNIX_PATH "/var/spool/sockets/X11/%u" 447 # else 448 # define X_UNIX_PATH "/tmp/.X11-unix/X%u" 449 # endif 450 #endif /* X_UNIX_PATH */ 451 #define _PATH_UNIX_X X_UNIX_PATH 452 453 #ifndef _PATH_TTY 454 # define _PATH_TTY "/dev/tty" 455 #endif 456 457 /* Macros */ 458 459 #if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H) 460 # define HAVE_LOGIN_CAP 461 #endif 462 463 #ifndef MAX 464 # define MAX(a,b) (((a)>(b))?(a):(b)) 465 # define MIN(a,b) (((a)<(b))?(a):(b)) 466 #endif 467 468 #ifndef roundup 469 # define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) 470 #endif 471 472 #ifndef timersub 473 #define timersub(a, b, result) \ 474 do { \ 475 (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ 476 (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ 477 if ((result)->tv_usec < 0) { \ 478 --(result)->tv_sec; \ 479 (result)->tv_usec += 1000000; \ 480 } \ 481 } while (0) 482 #endif 483 484 #ifndef TIMEVAL_TO_TIMESPEC 485 #define TIMEVAL_TO_TIMESPEC(tv, ts) { \ 486 (ts)->tv_sec = (tv)->tv_sec; \ 487 (ts)->tv_nsec = (tv)->tv_usec * 1000; \ 488 } 489 #endif 490 491 #ifndef TIMESPEC_TO_TIMEVAL 492 #define TIMESPEC_TO_TIMEVAL(tv, ts) { \ 493 (tv)->tv_sec = (ts)->tv_sec; \ 494 (tv)->tv_usec = (ts)->tv_nsec / 1000; \ 495 } 496 #endif 497 498 #ifndef timespeccmp 499 #define timespeccmp(tsp, usp, cmp) \ 500 (((tsp)->tv_sec == (usp)->tv_sec) ? \ 501 ((tsp)->tv_nsec cmp (usp)->tv_nsec) : \ 502 ((tsp)->tv_sec cmp (usp)->tv_sec)) 503 #endif 504 505 #ifndef __P 506 # define __P(x) x 507 #endif 508 509 #if !defined(IN6_IS_ADDR_V4MAPPED) 510 # define IN6_IS_ADDR_V4MAPPED(a) \ 511 ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \ 512 (((u_int32_t *) (a))[2] == htonl (0xffff))) 513 #endif /* !defined(IN6_IS_ADDR_V4MAPPED) */ 514 515 #if !defined(__GNUC__) || (__GNUC__ < 2) 516 # define __attribute__(x) 517 #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ 518 519 #if !defined(HAVE_ATTRIBUTE__SENTINEL__) && !defined(__sentinel__) 520 # define __sentinel__ 521 #endif 522 523 #if !defined(HAVE_ATTRIBUTE__BOUNDED__) && !defined(__bounded__) 524 # define __bounded__(x, y, z) 525 #endif 526 527 #if !defined(HAVE_ATTRIBUTE__NONNULL__) && !defined(__nonnull__) 528 # define __nonnull__(x) 529 #endif 530 531 #ifndef OSSH_ALIGNBYTES 532 #define OSSH_ALIGNBYTES (sizeof(int) - 1) 533 #endif 534 #ifndef __CMSG_ALIGN 535 #define __CMSG_ALIGN(p) (((u_int)(p) + OSSH_ALIGNBYTES) &~ OSSH_ALIGNBYTES) 536 #endif 537 538 /* Length of the contents of a control message of length len */ 539 #ifndef CMSG_LEN 540 #define CMSG_LEN(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + (len)) 541 #endif 542 543 /* Length of the space taken up by a padded control message of length len */ 544 #ifndef CMSG_SPACE 545 #define CMSG_SPACE(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(len)) 546 #endif 547 548 /* given pointer to struct cmsghdr, return pointer to data */ 549 #ifndef CMSG_DATA 550 #define CMSG_DATA(cmsg) ((u_char *)(cmsg) + __CMSG_ALIGN(sizeof(struct cmsghdr))) 551 #endif /* CMSG_DATA */ 552 553 /* 554 * RFC 2292 requires to check msg_controllen, in case that the kernel returns 555 * an empty list for some reasons. 556 */ 557 #ifndef CMSG_FIRSTHDR 558 #define CMSG_FIRSTHDR(mhdr) \ 559 ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \ 560 (struct cmsghdr *)(mhdr)->msg_control : \ 561 (struct cmsghdr *)NULL) 562 #endif /* CMSG_FIRSTHDR */ 563 564 #if defined(HAVE_DECL_OFFSETOF) && HAVE_DECL_OFFSETOF == 0 565 # define offsetof(type, member) ((size_t) &((type *)0)->member) 566 #endif 567 568 /* Set up BSD-style BYTE_ORDER definition if it isn't there already */ 569 /* XXX: doesn't try to cope with strange byte orders (PDP_ENDIAN) */ 570 #ifndef BYTE_ORDER 571 # ifndef LITTLE_ENDIAN 572 # define LITTLE_ENDIAN 1234 573 # endif /* LITTLE_ENDIAN */ 574 # ifndef BIG_ENDIAN 575 # define BIG_ENDIAN 4321 576 # endif /* BIG_ENDIAN */ 577 # ifdef WORDS_BIGENDIAN 578 # define BYTE_ORDER BIG_ENDIAN 579 # else /* WORDS_BIGENDIAN */ 580 # define BYTE_ORDER LITTLE_ENDIAN 581 # endif /* WORDS_BIGENDIAN */ 582 #endif /* BYTE_ORDER */ 583 584 /* Function replacement / compatibility hacks */ 585 586 #if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO)) 587 # define HAVE_GETADDRINFO 588 #endif 589 590 #ifndef HAVE_GETOPT_OPTRESET 591 # undef getopt 592 # undef opterr 593 # undef optind 594 # undef optopt 595 # undef optreset 596 # undef optarg 597 # define getopt(ac, av, o) BSDgetopt(ac, av, o) 598 # define opterr BSDopterr 599 # define optind BSDoptind 600 # define optopt BSDoptopt 601 # define optreset BSDoptreset 602 # define optarg BSDoptarg 603 #endif 604 605 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) 606 # undef HAVE_GETADDRINFO 607 #endif 608 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO) 609 # undef HAVE_FREEADDRINFO 610 #endif 611 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR) 612 # undef HAVE_GAI_STRERROR 613 #endif 614 615 #if defined(HAVE_GETADDRINFO) 616 # if defined(HAVE_DECL_AI_NUMERICSERV) && HAVE_DECL_AI_NUMERICSERV == 0 617 # define AI_NUMERICSERV 0 618 # endif 619 #endif 620 621 #if defined(BROKEN_UPDWTMPX) && defined(HAVE_UPDWTMPX) 622 # undef HAVE_UPDWTMPX 623 #endif 624 625 #if defined(BROKEN_SHADOW_EXPIRE) && defined(HAS_SHADOW_EXPIRE) 626 # undef HAS_SHADOW_EXPIRE 627 #endif 628 629 #if defined(HAVE_OPENLOG_R) && defined(SYSLOG_DATA_INIT) && \ 630 defined(SYSLOG_R_SAFE_IN_SIGHAND) 631 # define DO_LOG_SAFE_IN_SIGHAND 632 #endif 633 634 #if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) 635 # define memmove(s1, s2, n) bcopy((s2), (s1), (n)) 636 #endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */ 637 638 #ifndef GETPGRP_VOID 639 # include <unistd.h> 640 # define getpgrp() getpgrp(0) 641 #endif 642 643 #ifdef USE_BSM_AUDIT 644 # define SSH_AUDIT_EVENTS 645 # define CUSTOM_SSH_AUDIT_EVENTS 646 #endif 647 648 #ifdef USE_LINUX_AUDIT 649 # define SSH_AUDIT_EVENTS 650 # define CUSTOM_SSH_AUDIT_EVENTS 651 #endif 652 653 #if !defined(HAVE___func__) && defined(HAVE___FUNCTION__) 654 # define __func__ __FUNCTION__ 655 #elif !defined(HAVE___func__) 656 # define __func__ "" 657 #endif 658 659 #if defined(KRB5) && !defined(HEIMDAL) 660 # define krb5_get_err_text(context,code) error_message(code) 661 #endif 662 663 #if defined(SKEYCHALLENGE_4ARG) 664 # define _compat_skeychallenge(a,b,c,d) skeychallenge(a,b,c,d) 665 #else 666 # define _compat_skeychallenge(a,b,c,d) skeychallenge(a,b,c) 667 #endif 668 669 /* Maximum number of file descriptors available */ 670 #ifdef HAVE_SYSCONF 671 # define SSH_SYSFDMAX sysconf(_SC_OPEN_MAX) 672 #else 673 # define SSH_SYSFDMAX 10000 674 #endif 675 676 #ifdef FSID_HAS_VAL 677 /* encode f_fsid into a 64 bit value */ 678 #define FSID_TO_ULONG(f) \ 679 ((((u_int64_t)(f).val[0] & 0xffffffffUL) << 32) | \ 680 ((f).val[1] & 0xffffffffUL)) 681 #elif defined(FSID_HAS___VAL) 682 #define FSID_TO_ULONG(f) \ 683 ((((u_int64_t)(f).__val[0] & 0xffffffffUL) << 32) | \ 684 ((f).__val[1] & 0xffffffffUL)) 685 #else 686 # define FSID_TO_ULONG(f) ((f)) 687 #endif 688 689 #if defined(__Lynx__) 690 /* 691 * LynxOS defines these in param.h which we do not want to include since 692 * it will also pull in a bunch of kernel definitions. 693 */ 694 # define ALIGNBYTES (sizeof(int) - 1) 695 # define ALIGN(p) (((unsigned)p + ALIGNBYTES) & ~ALIGNBYTES) 696 /* Missing prototypes on LynxOS */ 697 int snprintf (char *, size_t, const char *, ...); 698 int mkstemp (char *); 699 char *crypt (const char *, const char *); 700 int seteuid (uid_t); 701 int setegid (gid_t); 702 char *mkdtemp (char *); 703 int rresvport_af (int *, sa_family_t); 704 int innetgr (const char *, const char *, const char *, const char *); 705 #endif 706 707 /* 708 * Define this to use pipes instead of socketpairs for communicating with the 709 * client program. Socketpairs do not seem to work on all systems. 710 * 711 * configure.ac sets this for a few OS's which are known to have problems 712 * but you may need to set it yourself 713 */ 714 /* #define USE_PIPES 1 */ 715 716 /** 717 ** login recorder definitions 718 **/ 719 720 /* FIXME: put default paths back in */ 721 #ifndef UTMP_FILE 722 # ifdef _PATH_UTMP 723 # define UTMP_FILE _PATH_UTMP 724 # else 725 # ifdef CONF_UTMP_FILE 726 # define UTMP_FILE CONF_UTMP_FILE 727 # endif 728 # endif 729 #endif 730 #ifndef WTMP_FILE 731 # ifdef _PATH_WTMP 732 # define WTMP_FILE _PATH_WTMP 733 # else 734 # ifdef CONF_WTMP_FILE 735 # define WTMP_FILE CONF_WTMP_FILE 736 # endif 737 # endif 738 #endif 739 /* pick up the user's location for lastlog if given */ 740 #ifndef LASTLOG_FILE 741 # ifdef _PATH_LASTLOG 742 # define LASTLOG_FILE _PATH_LASTLOG 743 # else 744 # ifdef CONF_LASTLOG_FILE 745 # define LASTLOG_FILE CONF_LASTLOG_FILE 746 # endif 747 # endif 748 #endif 749 750 #if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW) 751 # define USE_SHADOW 752 #endif 753 754 /* The login() library function in libutil is first choice */ 755 #if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN) 756 # define USE_LOGIN 757 758 #else 759 /* Simply select your favourite login types. */ 760 /* Can't do if-else because some systems use several... <sigh> */ 761 # if !defined(DISABLE_UTMPX) 762 # define USE_UTMPX 763 # endif 764 # if defined(UTMP_FILE) && !defined(DISABLE_UTMP) 765 # define USE_UTMP 766 # endif 767 # if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX) 768 # define USE_WTMPX 769 # endif 770 # if defined(WTMP_FILE) && !defined(DISABLE_WTMP) 771 # define USE_WTMP 772 # endif 773 774 #endif 775 776 #ifndef UT_LINESIZE 777 # define UT_LINESIZE 8 778 #endif 779 780 /* I hope that the presence of LASTLOG_FILE is enough to detect this */ 781 #if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG) 782 # define USE_LASTLOG 783 #endif 784 785 #ifdef HAVE_OSF_SIA 786 # ifdef USE_SHADOW 787 # undef USE_SHADOW 788 # endif 789 # define CUSTOM_SYS_AUTH_PASSWD 1 790 #endif 791 792 #if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID) && !defined(HAVE_SECUREWARE) 793 # define CUSTOM_SYS_AUTH_PASSWD 1 794 #endif 795 #if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID) && !defined(BROKEN_LIBIAF) 796 # define USE_LIBIAF 797 #endif 798 799 /* HP-UX 11.11 */ 800 #ifdef BTMP_FILE 801 # define _PATH_BTMP BTMP_FILE 802 #endif 803 804 #if defined(USE_BTMP) && defined(_PATH_BTMP) 805 # define CUSTOM_FAILED_LOGIN 806 #endif 807 808 /** end of login recorder definitions */ 809 810 #ifdef BROKEN_GETGROUPS 811 # define getgroups(a,b) ((a)==0 && (b)==NULL ? NGROUPS_MAX : getgroups((a),(b))) 812 #endif 813 814 #if defined(HAVE_MMAP) && defined(BROKEN_MMAP) 815 # undef HAVE_MMAP 816 #endif 817 818 #ifndef IOV_MAX 819 # if defined(_XOPEN_IOV_MAX) 820 # define IOV_MAX _XOPEN_IOV_MAX 821 # elif defined(DEF_IOV_MAX) 822 # define IOV_MAX DEF_IOV_MAX 823 # else 824 # define IOV_MAX 16 825 # endif 826 #endif 827 828 #ifndef EWOULDBLOCK 829 # define EWOULDBLOCK EAGAIN 830 #endif 831 832 #ifndef INET6_ADDRSTRLEN /* for non IPv6 machines */ 833 #define INET6_ADDRSTRLEN 46 834 #endif 835 836 #ifndef SSH_IOBUFSZ 837 # define SSH_IOBUFSZ 8192 838 #endif 839 840 /* 841 * We want functions in openbsd-compat, if enabled, to override system ones. 842 * We no-op out the weak symbol definition rather than remove it to reduce 843 * future sync problems. 844 */ 845 #define DEF_WEAK(x) 846 847 /* 848 * Platforms that have arc4random_uniform() and not arc4random_stir() 849 * shouldn't need the latter. 850 */ 851 #if defined(HAVE_ARC4RANDOM) && defined(HAVE_ARC4RANDOM_UNIFORM) && \ 852 !defined(HAVE_ARC4RANDOM_STIR) 853 # define arc4random_stir() 854 #endif 855 856 #ifndef HAVE_VA_COPY 857 # ifdef HAVE___VA_COPY 858 # define va_copy(dest, src) __va_copy(dest, src) 859 # else 860 # define va_copy(dest, src) (dest) = (src) 861 # endif 862 #endif 863 864 #ifndef __predict_true 865 # if defined(__GNUC__) && \ 866 ((__GNUC__ > (2)) || (__GNUC__ == (2) && __GNUC_MINOR__ >= (96))) 867 # define __predict_true(exp) __builtin_expect(((exp) != 0), 1) 868 # define __predict_false(exp) __builtin_expect(((exp) != 0), 0) 869 # else 870 # define __predict_true(exp) ((exp) != 0) 871 # define __predict_false(exp) ((exp) != 0) 872 # endif /* gcc version */ 873 #endif /* __predict_true */ 874 875 #if defined(HAVE_GLOB_H) && defined(GLOB_HAS_ALTDIRFUNC) && \ 876 defined(GLOB_HAS_GL_MATCHC) && defined(GLOB_HAS_GL_STATV) && \ 877 defined(HAVE_DECL_GLOB_NOMATCH) && HAVE_DECL_GLOB_NOMATCH != 0 && \ 878 !defined(BROKEN_GLOB) 879 # define USE_SYSTEM_GLOB 880 #endif 881 882 #endif /* _DEFINES_H */ 883