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 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 26 * Use is subject to license terms. 27 */ 28 29 #ifndef _DEFINES_H 30 #define _DEFINES_H 31 32 #pragma ident "%Z%%M% %I% %E% SMI" 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* $Id: defines.h,v 1.96 2002/09/26 00:38:48 tim Exp $ */ 39 40 41 /* Constants */ 42 43 #ifndef SHUT_RDWR 44 enum 45 { 46 SHUT_RD = 0, /* No more receptions. */ 47 SHUT_WR, /* No more transmissions. */ 48 SHUT_RDWR /* No more receptions or transmissions. */ 49 }; 50 # define SHUT_RD SHUT_RD 51 # define SHUT_WR SHUT_WR 52 # define SHUT_RDWR SHUT_RDWR 53 #endif 54 55 #ifndef IPTOS_LOWDELAY 56 # define IPTOS_LOWDELAY 0x10 57 # define IPTOS_THROUGHPUT 0x08 58 # define IPTOS_RELIABILITY 0x04 59 # define IPTOS_LOWCOST 0x02 60 # define IPTOS_MINCOST IPTOS_LOWCOST 61 #endif /* IPTOS_LOWDELAY */ 62 63 #ifndef MAXPATHLEN 64 # ifdef PATH_MAX 65 # define MAXPATHLEN PATH_MAX 66 # else /* PATH_MAX */ 67 # define MAXPATHLEN 64 /* Should be safe */ 68 # endif /* PATH_MAX */ 69 #endif /* MAXPATHLEN */ 70 71 #ifndef STDIN_FILENO 72 # define STDIN_FILENO 0 73 #endif 74 #ifndef STDOUT_FILENO 75 # define STDOUT_FILENO 1 76 #endif 77 #ifndef STDERR_FILENO 78 # define STDERR_FILENO 2 79 #endif 80 81 /* Disable groupaccess if NGROUPS_UMAX, NGROUPS_MAX and NGROUPS are not set */ 82 #ifndef NGROUPS_UMAX 83 #ifdef NGROUPS_MAX 84 #define NGROUPS_UMAX NGROUPS_MAX 85 #elif defined(NGROUPS) 86 #define NGROUPS_UMAX NGROUPS 87 #else 88 #define NGROUPS_UMAX 0 89 #endif 90 #endif 91 92 #ifndef O_NONBLOCK /* Non Blocking Open */ 93 # define O_NONBLOCK 00004 94 #endif 95 96 #ifndef S_ISDIR 97 # define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR)) 98 #endif /* S_ISDIR */ 99 100 #ifndef S_ISREG 101 # define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG)) 102 #endif /* S_ISREG */ 103 104 #ifndef S_ISLNK 105 # define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK) 106 #endif /* S_ISLNK */ 107 108 #ifndef S_IXUSR 109 # define S_IXUSR 0000100 /* execute/search permission, */ 110 # define S_IXGRP 0000010 /* execute/search permission, */ 111 # define S_IXOTH 0000001 /* execute/search permission, */ 112 # define _S_IWUSR 0000200 /* write permission, */ 113 # define S_IWUSR _S_IWUSR /* write permission, owner */ 114 # define S_IWGRP 0000020 /* write permission, group */ 115 # define S_IWOTH 0000002 /* write permission, other */ 116 # define S_IRUSR 0000400 /* read permission, owner */ 117 # define S_IRGRP 0000040 /* read permission, group */ 118 # define S_IROTH 0000004 /* read permission, other */ 119 # define S_IRWXU 0000700 /* read, write, execute */ 120 # define S_IRWXG 0000070 /* read, write, execute */ 121 # define S_IRWXO 0000007 /* read, write, execute */ 122 #endif /* S_IXUSR */ 123 124 #if !defined(MAP_ANON) && defined(MAP_ANONYMOUS) 125 #define MAP_ANON MAP_ANONYMOUS 126 #endif 127 128 #ifndef MAP_FAILED 129 # define MAP_FAILED ((void *)-1) 130 #endif 131 132 /* *-*-nto-qnx doesn't define this constant in the system headers */ 133 #ifdef MISSING_NFDBITS 134 # define NFDBITS (8 * sizeof(unsigned long)) 135 #endif 136 137 /* 138 SCO Open Server 3 has INADDR_LOOPBACK defined in rpc/rpc.h but 139 including rpc/rpc.h breaks Solaris 6 140 */ 141 #ifndef INADDR_LOOPBACK 142 #define INADDR_LOOPBACK ((u_long)0x7f000001) 143 #endif 144 145 /* Types */ 146 147 /* If sys/types.h does not supply intXX_t, supply them ourselves */ 148 /* (or die trying) */ 149 150 151 #ifndef HAVE_U_INT 152 typedef unsigned int u_int; 153 #endif 154 155 #ifndef HAVE_INTXX_T 156 # if (SIZEOF_CHAR == 1) 157 typedef char int8_t; 158 # else 159 # error "8 bit int type not found." 160 # endif 161 # if (SIZEOF_SHORT_INT == 2) 162 typedef short int int16_t; 163 # else 164 # ifdef _UNICOS 165 # if (SIZEOF_SHORT_INT == 4) 166 typedef short int16_t; 167 # else 168 typedef long int16_t; 169 # endif 170 # else 171 # error "16 bit int type not found." 172 # endif /* _UNICOS */ 173 # endif 174 # if (SIZEOF_INT == 4) 175 typedef int int32_t; 176 # else 177 # ifdef _UNICOS 178 typedef long int32_t; 179 # else 180 # error "32 bit int type not found." 181 # endif /* _UNICOS */ 182 # endif 183 #endif 184 185 /* If sys/types.h does not supply u_intXX_t, supply them ourselves */ 186 #ifndef HAVE_U_INTXX_T 187 # ifdef HAVE_UINTXX_T 188 typedef uint8_t u_int8_t; 189 typedef uint16_t u_int16_t; 190 typedef uint32_t u_int32_t; 191 # define HAVE_U_INTXX_T 1 192 # else 193 # if (SIZEOF_CHAR == 1) 194 typedef unsigned char u_int8_t; 195 # else 196 # error "8 bit int type not found." 197 # endif 198 # if (SIZEOF_SHORT_INT == 2) 199 typedef unsigned short int u_int16_t; 200 # else 201 # ifdef _UNICOS 202 # if (SIZEOF_SHORT_INT == 4) 203 typedef unsigned short u_int16_t; 204 # else 205 typedef unsigned long u_int16_t; 206 # endif 207 # else 208 # error "16 bit int type not found." 209 # endif 210 # endif 211 # if (SIZEOF_INT == 4) 212 typedef unsigned int u_int32_t; 213 # else 214 # ifdef _UNICOS 215 typedef unsigned long u_int32_t; 216 # else 217 # error "32 bit int type not found." 218 # endif 219 # endif 220 # endif 221 #define __BIT_TYPES_DEFINED__ 222 #endif 223 224 /* 64-bit types */ 225 #ifndef HAVE_INT64_T 226 # if (SIZEOF_LONG_INT == 8) 227 typedef long int int64_t; 228 # define HAVE_INT64_T 1 229 # else 230 # if (SIZEOF_LONG_LONG_INT == 8) 231 typedef long long int int64_t; 232 # define HAVE_INT64_T 1 233 # endif 234 # endif 235 #endif 236 #ifndef HAVE_U_INT64_T 237 # if (SIZEOF_LONG_INT == 8) 238 typedef unsigned long int u_int64_t; 239 # define HAVE_U_INT64_T 1 240 # else 241 # if (SIZEOF_LONG_LONG_INT == 8) 242 typedef unsigned long long int u_int64_t; 243 # define HAVE_U_INT64_T 1 244 # endif 245 # endif 246 #endif 247 #if !defined(HAVE_LONG_LONG_INT) && (SIZEOF_LONG_LONG_INT == 8) 248 # define HAVE_LONG_LONG_INT 1 249 #endif 250 251 #ifndef HAVE_U_CHAR 252 typedef unsigned char u_char; 253 # define HAVE_U_CHAR 254 #endif /* HAVE_U_CHAR */ 255 256 #ifndef SIZE_T_MAX 257 #define SIZE_T_MAX ULONG_MAX 258 #endif /* SIZE_T_MAX */ 259 260 #ifndef HAVE_SIZE_T 261 typedef unsigned int size_t; 262 # define HAVE_SIZE_T 263 #endif /* HAVE_SIZE_T */ 264 265 #ifndef HAVE_SSIZE_T 266 typedef int ssize_t; 267 # define HAVE_SSIZE_T 268 #endif /* HAVE_SSIZE_T */ 269 270 #ifndef HAVE_CLOCK_T 271 typedef long clock_t; 272 # define HAVE_CLOCK_T 273 #endif /* HAVE_CLOCK_T */ 274 275 #ifndef HAVE_SA_FAMILY_T 276 typedef int sa_family_t; 277 # define HAVE_SA_FAMILY_T 278 #endif /* HAVE_SA_FAMILY_T */ 279 280 #ifndef HAVE_PID_T 281 typedef int pid_t; 282 # define HAVE_PID_T 283 #endif /* HAVE_PID_T */ 284 285 #ifndef HAVE_SIG_ATOMIC_T 286 typedef int sig_atomic_t; 287 # define HAVE_SIG_ATOMIC_T 288 #endif /* HAVE_SIG_ATOMIC_T */ 289 290 #ifndef HAVE_MODE_T 291 typedef int mode_t; 292 # define HAVE_MODE_T 293 #endif /* HAVE_MODE_T */ 294 295 #if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS) 296 # define ss_family __ss_family 297 #endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */ 298 299 #ifndef HAVE_SYS_UN_H 300 struct sockaddr_un { 301 short sun_family; /* AF_UNIX */ 302 char sun_path[108]; /* path name (gag) */ 303 }; 304 #endif /* HAVE_SYS_UN_H */ 305 306 #if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE) 307 #define _STRUCT_WINSIZE 308 struct winsize { 309 unsigned short ws_row; /* rows, in characters */ 310 unsigned short ws_col; /* columns, in character */ 311 unsigned short ws_xpixel; /* horizontal size, pixels */ 312 unsigned short ws_ypixel; /* vertical size, pixels */ 313 }; 314 #endif 315 316 /* *-*-nto-qnx does not define this type in the system headers */ 317 #ifdef MISSING_FD_MASK 318 typedef unsigned long int fd_mask; 319 #endif 320 321 /* Paths */ 322 323 #ifndef _PATH_BSHELL 324 # define _PATH_BSHELL "/bin/sh" 325 #endif 326 #ifndef _PATH_CSHELL 327 # define _PATH_CSHELL "/bin/csh" 328 #endif 329 #ifndef _PATH_SHELLS 330 # define _PATH_SHELLS "/etc/shells" 331 #endif 332 333 #ifdef USER_PATH 334 # ifdef _PATH_STDPATH 335 # undef _PATH_STDPATH 336 # endif 337 # define _PATH_STDPATH USER_PATH 338 #endif 339 340 #ifndef _PATH_STDPATH 341 # define _PATH_STDPATH "/usr/bin" 342 #endif 343 344 #ifndef _PATH_DEVNULL 345 # define _PATH_DEVNULL "/dev/null" 346 #endif 347 348 #ifndef MAIL_DIRECTORY 349 # define MAIL_DIRECTORY "/var/spool/mail" 350 #endif 351 352 #ifndef MAILDIR 353 # define MAILDIR MAIL_DIRECTORY 354 #endif 355 356 #if !defined(_PATH_MAILDIR) && defined(MAILDIR) 357 # define _PATH_MAILDIR MAILDIR 358 #endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */ 359 360 #ifndef _PATH_RSH 361 # ifdef RSH_PATH 362 # define _PATH_RSH RSH_PATH 363 # else /* RSH_PATH */ 364 # define _PATH_RSH "/usr/bin/rsh" 365 # endif /* RSH_PATH */ 366 #endif /* _PATH_RSH */ 367 368 #ifndef _PATH_NOLOGIN 369 # define _PATH_NOLOGIN "/etc/nologin" 370 #endif 371 372 /* Define this to be the path of the xauth program. */ 373 #ifdef XAUTH_PATH 374 #define _PATH_XAUTH XAUTH_PATH 375 #endif /* XAUTH_PATH */ 376 377 /* derived from XF4/xc/lib/dps/Xlibnet.h */ 378 #ifndef X_UNIX_PATH 379 # ifdef __hpux 380 # define X_UNIX_PATH "/var/spool/sockets/X11/%u" 381 # else 382 # define X_UNIX_PATH "/tmp/.X11-unix/X%u" 383 # endif 384 #endif /* X_UNIX_PATH */ 385 #define _PATH_UNIX_X X_UNIX_PATH 386 387 #ifndef _PATH_TTY 388 # define _PATH_TTY "/dev/tty" 389 #endif 390 391 /* Macros */ 392 393 #if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H) 394 # define HAVE_LOGIN_CAP 395 #endif 396 397 #ifndef MAX 398 # define MAX(a,b) (((a)>(b))?(a):(b)) 399 # define MIN(a,b) (((a)<(b))?(a):(b)) 400 #endif 401 402 #ifndef roundup 403 # define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) 404 #endif 405 406 #ifndef timersub 407 #define timersub(a, b, result) \ 408 do { \ 409 (result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \ 410 (result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \ 411 if ((result)->tv_usec < 0) { \ 412 --(result)->tv_sec; \ 413 (result)->tv_usec += 1000000; \ 414 } \ 415 } while (0) 416 #endif 417 418 #ifndef __P 419 # define __P(x) x 420 #endif 421 422 #if !defined(IN6_IS_ADDR_V4MAPPED) 423 # define IN6_IS_ADDR_V4MAPPED(a) \ 424 ((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \ 425 (((u_int32_t *) (a))[2] == htonl (0xffff))) 426 #endif /* !defined(IN6_IS_ADDR_V4MAPPED) */ 427 428 #if !defined(__GNUC__) || (__GNUC__ < 2) 429 # define __attribute__(x) 430 #endif /* !defined(__GNUC__) || (__GNUC__ < 2) */ 431 432 #if !defined(HAVE_ATTRIBUTE__BOUNDED__) && !defined(__bounded__) 433 # define __bounded__(x, y, z) 434 #endif 435 436 /* *-*-nto-qnx doesn't define this macro in the system headers */ 437 #ifdef MISSING_HOWMANY 438 # define howmany(x,y) (((x)+((y)-1))/(y)) 439 #endif 440 441 #ifndef OSSH_ALIGNBYTES 442 #define OSSH_ALIGNBYTES (sizeof(int) - 1) 443 #endif 444 #ifndef __CMSG_ALIGN 445 #define __CMSG_ALIGN(p) (((u_int)(p) + OSSH_ALIGNBYTES) &~ OSSH_ALIGNBYTES) 446 #endif 447 448 /* Length of the contents of a control message of length len */ 449 #ifndef CMSG_LEN 450 #define CMSG_LEN(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + (len)) 451 #endif 452 453 /* Length of the space taken up by a padded control message of length len */ 454 #ifndef CMSG_SPACE 455 #define CMSG_SPACE(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(len)) 456 #endif 457 458 /* Function replacement / compatibility hacks */ 459 460 #if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO)) 461 # define HAVE_GETADDRINFO 462 #endif 463 464 #ifndef HAVE_GETOPT_OPTRESET 465 # undef getopt 466 # undef opterr 467 # undef optind 468 # undef optopt 469 # undef optreset 470 # undef optarg 471 # define getopt(ac, av, o) BSDgetopt(ac, av, o) 472 # define opterr BSDopterr 473 # define optind BSDoptind 474 # define optopt BSDoptopt 475 # define optreset BSDoptreset 476 # define optarg BSDoptarg 477 #endif 478 479 /* In older versions of libpam, pam_strerror takes a single argument */ 480 #ifdef HAVE_OLD_PAM 481 # define PAM_STRERROR(a,b) pam_strerror((b)) 482 #else 483 # define PAM_STRERROR(a,b) pam_strerror((a),(b)) 484 #endif 485 486 #ifdef PAM_SUN_CODEBASE 487 # define PAM_MSG_MEMBER(msg, n, member) ((*(msg))[(n)].member) 488 #else 489 # define PAM_MSG_MEMBER(msg, n, member) ((msg)[(n)]->member) 490 #endif 491 492 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO) 493 # undef HAVE_GETADDRINFO 494 #endif 495 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO) 496 # undef HAVE_FREEADDRINFO 497 #endif 498 #if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR) 499 # undef HAVE_GAI_STRERROR 500 #endif 501 502 #if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) 503 # define memmove(s1, s2, n) bcopy((s2), (s1), (n)) 504 #endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */ 505 506 #if defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX) 507 # define USE_VHANGUP 508 #endif /* defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX) */ 509 510 #ifndef GETPGRP_VOID 511 # define getpgrp() getpgrp(0) 512 #endif 513 514 /* OPENSSL_free() is Free() in versions before OpenSSL 0.9.6 */ 515 #if !defined(OPENSSL_VERSION_NUMBER) || (OPENSSL_VERSION_NUMBER < 0x0090600f) 516 # define OPENSSL_free(x) Free(x) 517 #endif 518 519 #if !defined(HAVE___func__) && defined(HAVE___FUNCTION__) 520 # define __func__ __FUNCTION__ 521 #elif !defined(HAVE___func__) 522 # define __func__ "" 523 #endif 524 525 /* 526 * Define this to use pipes instead of socketpairs for communicating with the 527 * client program. Socketpairs do not seem to work on all systems. 528 * 529 * configure.ac sets this for a few OS's which are known to have problems 530 * but you may need to set it yourself 531 */ 532 /* #define USE_PIPES 1 */ 533 534 /** 535 ** login recorder definitions 536 **/ 537 538 /* FIXME: put default paths back in */ 539 #ifndef UTMP_FILE 540 # ifdef _PATH_UTMP 541 # define UTMP_FILE _PATH_UTMP 542 # else 543 # ifdef CONF_UTMP_FILE 544 # define UTMP_FILE CONF_UTMP_FILE 545 # endif 546 # endif 547 #endif 548 #ifndef WTMP_FILE 549 # ifdef _PATH_WTMP 550 # define WTMP_FILE _PATH_WTMP 551 # else 552 # ifdef CONF_WTMP_FILE 553 # define WTMP_FILE CONF_WTMP_FILE 554 # endif 555 # endif 556 #endif 557 /* pick up the user's location for lastlog if given */ 558 #ifndef LASTLOG_FILE 559 # ifdef _PATH_LASTLOG 560 # define LASTLOG_FILE _PATH_LASTLOG 561 # else 562 # ifdef CONF_LASTLOG_FILE 563 # define LASTLOG_FILE CONF_LASTLOG_FILE 564 # endif 565 # endif 566 #endif 567 568 569 /* The login() library function in libutil is first choice */ 570 #if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN) 571 # define USE_LOGIN 572 573 #else 574 /* Simply select your favourite login types. */ 575 /* Can't do if-else because some systems use several... <sigh> */ 576 # if defined(UTMPX_FILE) && !defined(DISABLE_UTMPX) 577 # define USE_UTMPX 578 # endif 579 # if defined(UTMP_FILE) && !defined(DISABLE_UTMP) 580 # define USE_UTMP 581 # endif 582 # if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX) 583 # define USE_WTMPX 584 # endif 585 # if defined(WTMP_FILE) && !defined(DISABLE_WTMP) 586 # define USE_WTMP 587 # endif 588 589 #endif 590 591 /* I hope that the presence of LASTLOG_FILE is enough to detect this */ 592 #if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG) 593 # define USE_LASTLOG 594 #endif 595 596 /** end of login recorder definitions */ 597 598 #ifdef __cplusplus 599 } 600 #endif 601 602 #endif /* _DEFINES_H */ 603