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