lib/roken/roken.h.in

   1 /* -*- C -*- */
   2 /*
   3  * Copyright (c) 1995-2005 Kungliga Tekniska Högskolan
   4  * (Royal Institute of Technology, Stockholm, Sweden).
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  *
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * 3. Neither the name of the Institute nor the names of its contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  */
  34
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <stdarg.h>
  38 #ifdef HAVE_STDINT_H
  39 #include <stdint.h>
  40 #endif
  41 #include <string.h>
  42 #include <signal.h>
  43
  44 #ifndef ROKEN_LIB_FUNCTION
  45 #ifdef _WIN32
  46 #  define ROKEN_LIB_CALL     __cdecl
  47 #  ifdef ROKEN_LIB_DYNAMIC
  48 #    define ROKEN_LIB_FUNCTION __declspec(dllimport)
  49 #    define ROKEN_LIB_VARIABLE __declspec(dllimport)
  50 #  else
  51 #    define ROKEN_LIB_FUNCTION
  52 #    define ROKEN_LIB_VARIABLE
  53 #  endif
  54 #else
  55 #define ROKEN_LIB_FUNCTION
  56 #define ROKEN_LIB_CALL
  57 #define ROKEN_LIB_VARIABLE
  58 #endif
  59 #endif
  60
  61 #ifdef HAVE_WINSOCK
  62 /* Declarations for Microsoft Windows */
  63
  64 #include <winsock2.h>
  65 #include <ws2tcpip.h>
  66
  67 /*
  68  * error codes for inet_ntop/inet_pton
  69  */
  70 #define EAFNOSUPPORT WSAEAFNOSUPPORT
  71
  72 typedef SOCKET rk_socket_t;
  73
  74 #define rk_closesocket(x) closesocket(x)
  75 #define rk_INVALID_SOCKET INVALID_SOCKET
  76 #define rk_IS_BAD_SOCKET(s) ((s) == INVALID_SOCKET)
  77 #define rk_IS_SOCKET_ERROR(rv) ((rv) == SOCKET_ERROR)
  78 #define rk_SOCK_ERRNO WSAGetLastError()
  79
  80 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL rk_SOCK_IOCTL(SOCKET s, long cmd, int * argp);
  81
  82 #define ETIMEDOUT               WSAETIMEDOUT
  83 #define EWOULDBLOCK             WSAEWOULDBLOCK
  84 #define ENOTSOCK                WSAENOTSOCK
  85
  86 #define rk_SOCK_INIT() rk_WSAStartup()
  87 #define rk_SOCK_EXIT() rk_WSACleanup()
  88
  89 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL rk_WSAStartup(void);
  90 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL rk_WSACleanup(void);
  91
  92 #else  /* not WinSock */
  93
  94 typedef int rk_socket_t;
  95
  96 #define rk_closesocket(x) close(x)
  97 #define rk_SOCK_IOCTL(s,c,a) ioctl((s),(c),(a))
  98 #define rk_IS_BAD_SOCKET(s) ((s) < 0)
  99 #define rk_IS_SOCKET_ERROR(rv) ((rv) < 0)
 100 #define rk_SOCK_ERRNO errno
 101 #define rk_INVALID_SOCKET (-1)
 102
 103 #define rk_SOCK_INIT() 0
 104 #define rk_SOCK_EXIT() do { } while(0)
 105
 106 #endif
 107
 108 #ifdef _MSC_VER
 109 /* Declarations for Microsoft Visual C runtime on Windows */
 110
 111 #include<process.h>
 112
 113 #include<io.h>
 114
 115 #ifndef __BIT_TYPES_DEFINED__
 116 #define __BIT_TYPES_DEFINED__
 117
 118 typedef __int8             int8_t;
 119 typedef __int16            int16_t;
 120 typedef __int32            int32_t;
 121 typedef __int64            int64_t;
 122 typedef unsigned __int8    uint8_t;
 123 typedef unsigned __int16   uint16_t;
 124 typedef unsigned __int32   uint32_t;
 125 typedef unsigned __int64   uint64_t;
 126 typedef uint8_t            u_int8_t;
 127 typedef uint16_t           u_int16_t;
 128 typedef uint32_t           u_int32_t;
 129 typedef uint64_t           u_int64_t;
 130
 131 #endif  /* __BIT_TYPES_DEFINED__ */
 132
 133 #define UNREACHABLE(x) x
 134 #define UNUSED_ARGUMENT(x) ((void) x)
 135
 136 #define RETSIGTYPE void
 137
 138 #define VOID_RETSIGTYPE 1
 139
 140 #ifdef VOID_RETSIGTYPE
 141 #define SIGRETURN(x) return
 142 #else
 143 #define SIGRETURN(x) return (RETSIGTYPE)(x)
 144 #endif
 145
 146 #ifndef CPP_ONLY
 147
 148 typedef int pid_t;
 149
 150 typedef unsigned int gid_t;
 151
 152 typedef unsigned int uid_t;
 153
 154 typedef unsigned short mode_t;
 155
 156 #endif
 157
 158 #ifndef __cplusplus
 159 #define inline __inline
 160 #endif
 161
 162 #else
 163
 164 #define UNREACHABLE(x)
 165 #define UNUSED_ARGUMENT(x)
 166
 167 #endif
 168
 169 #ifdef _AIX
 170 struct ether_addr;
 171 struct sockaddr_dl;
 172 #endif
 173 #ifdef HAVE_SYS_PARAM_H
 174 #include <sys/param.h>
 175 #endif
 176 #ifdef HAVE_INTTYPES_H
 177 #include <inttypes.h>
 178 #endif
 179 #ifdef HAVE_SYS_TYPES_H
 180 #include <sys/types.h>
 181 #endif
 182 #ifdef HAVE_SYS_BITYPES_H
 183 #include <sys/bitypes.h>
 184 #endif
 185 #ifdef HAVE_BIND_BITYPES_H
 186 #include <bind/bitypes.h>
 187 #endif
 188 #ifdef HAVE_NETINET_IN6_MACHTYPES_H
 189 #include <netinet/in6_machtypes.h>
 190 #endif
 191 #ifdef HAVE_UNISTD_H
 192 #include <unistd.h>
 193 #endif
 194 #ifdef HAVE_SYS_SOCKET_H
 195 #include <sys/socket.h>
 196 #endif
 197 #ifdef HAVE_SYS_UIO_H
 198 #include <sys/uio.h>
 199 #endif
 200 #ifdef HAVE_GRP_H
 201 #include <grp.h>
 202 #endif
 203 #ifdef HAVE_SYS_STAT_H
 204 #include <sys/stat.h>
 205 #endif
 206 #ifdef HAVE_NETINET_IN_H
 207 #include <netinet/in.h>
 208 #endif
 209 #ifdef HAVE_NETINET_IN6_H
 210 #include <netinet/in6.h>
 211 #endif
 212 #ifdef HAVE_NETINET6_IN6_H
 213 #include <netinet6/in6.h>
 214 #endif
 215 #ifdef HAVE_ARPA_INET_H
 216 #include <arpa/inet.h>
 217 #endif
 218 #ifdef HAVE_NETDB_H
 219 #include <netdb.h>
 220 #endif
 221 #ifdef HAVE_ARPA_NAMESER_H
 222 #include <arpa/nameser.h>
 223 #endif
 224 #ifdef HAVE_RESOLV_H
 225 #include <resolv.h>
 226 #endif
 227 #ifdef HAVE_SYSLOG_H
 228 #include <syslog.h>
 229 #endif
 230 #ifdef HAVE_FCNTL_H
 231 #include <fcntl.h>
 232 #endif
 233 #ifdef HAVE_ERRNO_H
 234 #include <errno.h>
 235 #endif
 236 #include <err.h>
 237 #ifdef HAVE_TERMIOS_H
 238 #include <termios.h>
 239 #endif
 240 #ifdef HAVE_SYS_IOCTL_H
 241 #include <sys/ioctl.h>
 242 #endif
 243 #ifdef TIME_WITH_SYS_TIME
 244 #include <sys/time.h>
 245 #include <time.h>
 246 #elif defined(HAVE_SYS_TIME_H)
 247 #include <sys/time.h>
 248 #else
 249 #include <time.h>
 250 #endif
 251
 252 #ifdef HAVE_PATHS_H
 253 #include <paths.h>
 254 #endif
 255
 256 #ifdef HAVE_DIRENT_H
 257 #include <dirent.h>
 258 #endif
 259
 260 #ifdef BACKSLASH_PATH_DELIM
 261 #define rk_PATH_DELIM '\\'
 262 #endif
 263
 264 #ifndef HAVE_SSIZE_T
 265 #ifndef SSIZE_T_DEFINED
 266 #ifdef ssize_t
 267 #undef ssize_t
 268 #endif
 269 #ifdef _WIN64
 270 typedef __int64 ssize_t;
 271 #else
 272 typedef int ssize_t;
 273 #endif
 274 #define SSIZE_T_DEFINED
 275 #endif  /* SSIZE_T_DEFINED */
 276 #endif  /* HAVE_SSIZE_T */
 277
 278 #include <roken-common.h>
 279
 280 ROKEN_CPP_START
 281
 282 #ifdef HAVE_UINTPTR_T
 283 #define rk_UNCONST(x) ((void *)(uintptr_t)(const void *)(x))
 284 #else
 285 #define rk_UNCONST(x) ((void *)(unsigned long)(const void *)(x))
 286 #endif
 287
 288 #if !defined(HAVE_SETSID) && defined(HAVE__SETSID)
 289 #define setsid _setsid
 290 #endif
 291
 292 #ifdef _MSC_VER
 293 /* Additional macros for Visual C/C++ runtime */
 294
 295 #define close   _close
 296
 297 #define getpid  _getpid
 298
 299 #define open    _open
 300
 301 #define chdir   _chdir
 302
 303 #define fsync   _commit
 304
 305 /* The MSVC implementation of snprintf is not C99 compliant.  */
 306 #define snprintf    rk_snprintf
 307 #define vsnprintf   rk_vsnprintf
 308 #define vasnprintf  rk_vasnprintf
 309 #define vasprintf   rk_vasprintf
 310 #define asnprintf   rk_asnprintf
 311 #define asprintf    rk_asprintf
 312
 313 #define _PIPE_BUFFER_SZ 8192
 314 #define pipe(fds) _pipe((fds), _PIPE_BUFFER_SZ, O_BINARY);
 315
 316 #define ftruncate(fd, sz) _chsize((fd), (sz))
 317
 318 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 319 rk_snprintf (char *str, size_t sz, const char *format, ...);
 320
 321 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 322 rk_asprintf (char **ret, const char *format, ...);
 323
 324 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 325 rk_asnprintf (char **ret, size_t max_sz, const char *format, ...);
 326
 327 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 328 rk_vasprintf (char **ret, const char *format, va_list args);
 329
 330 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 331 rk_vasnprintf (char **ret, size_t max_sz, const char *format, va_list args);
 332
 333 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 334 rk_vsnprintf (char *str, size_t sz, const char *format, va_list args);
 335
 336 /* missing stat.h predicates */
 337
 338 #define S_ISREG(m) (((m) & _S_IFREG) == _S_IFREG)
 339
 340 #define S_ISDIR(m) (((m) & _S_IFDIR) == _S_IFDIR)
 341
 342 #define S_ISCHR(m) (((m) & _S_IFCHR) == _S_IFCHR)
 343
 344 #define S_ISFIFO(m) (((m) & _S_IFIFO) == _S_IFIFO)
 345
 346 /* The following are not implemented:
 347
 348  S_ISLNK(m)
 349  S_ISSOCK(m)
 350  S_ISBLK(m)
 351 */
 352
 353 #endif  /* _MSC_VER */
 354
 355 #ifdef HAVE_WINSOCK
 356
 357 /* While we are at it, define WinSock specific scatter gather socket
 358    I/O. */
 359
 360 #define iovec    _WSABUF
 361 #define iov_base buf
 362 #define iov_len  len
 363
 364 struct msghdr {
 365     void           *msg_name;
 366     socklen_t       msg_namelen;
 367     struct iovec   *msg_iov;
 368     size_t          msg_iovlen;
 369     void           *msg_control;
 370     socklen_t       msg_controllen;
 371     int             msg_flags;
 372 };
 373
 374 #define sendmsg sendmsg_w32
 375
 376 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL
 377 sendmsg_w32(rk_socket_t s, const struct msghdr * msg, int flags);
 378
 379 #endif  /* HAVE_WINSOCK */
 380
 381 #ifndef HAVE_PUTENV
 382 #define putenv rk_putenv
 383 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL putenv(const char *);
 384 #endif
 385
 386 #if !defined(HAVE_SETENV) || defined(NEED_SETENV_PROTO)
 387 #ifndef HAVE_SETENV
 388 #define setenv rk_setenv
 389 #endif
 390 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL setenv(const char *, const char *, int);
 391 #endif
 392
 393 #if !defined(HAVE_UNSETENV) || defined(NEED_UNSETENV_PROTO)
 394 #ifndef HAVE_UNSETENV
 395 #define unsetenv rk_unsetenv
 396 #endif
 397 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL unsetenv(const char *);
 398 #endif
 399
 400 #if !defined(HAVE_GETUSERSHELL) || defined(NEED_GETUSERSHELL_PROTO)
 401 #ifndef HAVE_GETUSERSHELL
 402 #define getusershell rk_getusershell
 403 #define endusershell rk_endusershell
 404 #endif
 405 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL getusershell(void);
 406 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL endusershell(void);
 407 #endif
 408
 409 #if !defined(HAVE_SNPRINTF) || defined(NEED_SNPRINTF_PROTO)
 410 #ifndef HAVE_SNPRINTF
 411 #define snprintf rk_snprintf
 412 #endif
 413 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 414      rk_snprintf (char *, size_t, const char *, ...)
 415      __attribute__ ((format (printf, 3, 4)));
 416 #endif
 417
 418 #if !defined(HAVE_VSNPRINTF) || defined(NEED_VSNPRINTF_PROTO)
 419 #ifndef HAVE_VSNPRINTF
 420 #define vsnprintf rk_vsnprintf
 421 #endif
 422 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 423      rk_vsnprintf (char *, size_t, const char *, va_list)
 424      __attribute__((format (printf, 3, 0)));
 425 #endif
 426
 427 #if !defined(HAVE_ASPRINTF) || defined(NEED_ASPRINTF_PROTO)
 428 #ifndef HAVE_ASPRINTF
 429 #define asprintf rk_asprintf
 430 #endif
 431 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 432      rk_asprintf (char **, const char *, ...)
 433      __attribute__ ((format (printf, 2, 3)));
 434 #endif
 435
 436 #if !defined(HAVE_VASPRINTF) || defined(NEED_VASPRINTF_PROTO)
 437 #ifndef HAVE_VASPRINTF
 438 #define vasprintf rk_vasprintf
 439 #endif
 440 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 441     rk_vasprintf (char **, const char *, va_list)
 442      __attribute__((format (printf, 2, 0)));
 443 #endif
 444
 445 #if !defined(HAVE_ASNPRINTF) || defined(NEED_ASNPRINTF_PROTO)
 446 #ifndef HAVE_ASNPRINTF
 447 #define asnprintf rk_asnprintf
 448 #endif
 449 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 450     rk_asnprintf (char **, size_t, const char *, ...)
 451      __attribute__ ((format (printf, 3, 4)));
 452 #endif
 453
 454 #if !defined(HAVE_VASNPRINTF) || defined(NEED_VASNPRINTF_PROTO)
 455 #ifndef HAVE_VASNPRINTF
 456 #define vasnprintf rk_vasnprintf
 457 #endif
 458 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 459     vasnprintf (char **, size_t, const char *, va_list)
 460      __attribute__((format (printf, 3, 0)));
 461 #endif
 462
 463 #ifndef HAVE_STRDUP
 464 #define strdup rk_strdup
 465 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strdup(const char *);
 466 #endif
 467
 468 #if !defined(HAVE_STRNDUP) || defined(NEED_STRNDUP_PROTO)
 469 #ifndef HAVE_STRNDUP
 470 #define strndup rk_strndup
 471 #endif
 472 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strndup(const char *, size_t);
 473 #endif
 474
 475 #ifndef HAVE_STRLWR
 476 #define strlwr rk_strlwr
 477 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strlwr(char *);
 478 #endif
 479
 480 #ifndef HAVE_STRNLEN
 481 #define strnlen rk_strnlen
 482 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL strnlen(const char*, size_t);
 483 #endif
 484
 485 #if !defined(HAVE_STRSEP) || defined(NEED_STRSEP_PROTO)
 486 #ifndef HAVE_STRSEP
 487 #define strsep rk_strsep
 488 #endif
 489 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strsep(char**, const char*);
 490 #endif
 491
 492 #if !defined(HAVE_STRSEP_COPY) || defined(NEED_STRSEP_COPY_PROTO)
 493 #ifndef HAVE_STRSEP_COPY
 494 #define strsep_copy rk_strsep_copy
 495 #endif
 496 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL strsep_copy(const char**, const char*, char*, size_t);
 497 #endif
 498
 499 #ifndef HAVE_STRCASECMP
 500 #define strcasecmp rk_strcasecmp
 501 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL strcasecmp(const char *, const char *);
 502 #endif
 503
 504 #ifdef NEED_FCLOSE_PROTO
 505 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL fclose(FILE *);
 506 #endif
 507
 508 #ifdef NEED_STRTOK_R_PROTO
 509 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strtok_r(char *, const char *, char **);
 510 #endif
 511
 512 #ifndef HAVE_STRUPR
 513 #define strupr rk_strupr
 514 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strupr(char *);
 515 #endif
 516
 517 #ifndef HAVE_STRLCPY
 518 #define strlcpy rk_strlcpy
 519 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL strlcpy (char *, const char *, size_t);
 520 #endif
 521
 522 #ifndef HAVE_STRLCAT
 523 #define strlcat rk_strlcat
 524 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL strlcat (char *, const char *, size_t);
 525 #endif
 526
 527 #ifndef HAVE_GETDTABLESIZE
 528 #define getdtablesize rk_getdtablesize
 529 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL getdtablesize(void);
 530 #endif
 531
 532 #if !defined(HAVE_STRERROR) && !defined(strerror)
 533 #define strerror rk_strerror
 534 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL strerror(int);
 535 #endif
 536
 537 #if (!defined(HAVE_STRERROR_R) && !defined(strerror_r)) || (!defined(STRERROR_R_PROTO_COMPATIBLE) && defined(HAVE_STRERROR_R))
 538 int ROKEN_LIB_FUNCTION rk_strerror_r(int, char *, size_t);
 539 #else
 540 #define rk_strerror_r strerror_r
 541 #endif
 542
 543 #if !defined(HAVE_HSTRERROR) || defined(NEED_HSTRERROR_PROTO)
 544 #ifndef HAVE_HSTRERROR
 545 #define hstrerror rk_hstrerror
 546 #endif
 547 /* This causes a fatal error under Psoriasis */
 548 #ifndef SunOS
 549 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL hstrerror(int);
 550 #endif
 551 #endif
 552
 553 #if !HAVE_DECL_H_ERRNO
 554 extern int h_errno;
 555 #endif
 556
 557 #if !defined(HAVE_INET_ATON) || defined(NEED_INET_ATON_PROTO)
 558 #ifndef HAVE_INET_ATON
 559 #define inet_aton rk_inet_aton
 560 #endif
 561 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL inet_aton(const char *, struct in_addr *);
 562 #endif
 563
 564 #ifndef HAVE_INET_NTOP
 565 #define inet_ntop rk_inet_ntop
 566 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL
 567 inet_ntop(int af, const void *src, char *dst, size_t size);
 568 #endif
 569
 570 #ifndef HAVE_INET_PTON
 571 #define inet_pton rk_inet_pton
 572 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 573 inet_pton(int, const char *, void *);
 574 #endif
 575
 576 #ifndef HAVE_GETCWD
 577 #define getcwd rk_getcwd
 578 ROKEN_LIB_FUNCTION char* ROKEN_LIB_CALL getcwd(char *, size_t);
 579 #endif
 580
 581 #ifdef HAVE_PWD_H
 582 #include <pwd.h>
 583 ROKEN_LIB_FUNCTION struct passwd * ROKEN_LIB_CALL k_getpwnam (const char *);
 584 ROKEN_LIB_FUNCTION struct passwd * ROKEN_LIB_CALL k_getpwuid (uid_t);
 585 #endif
 586
 587 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL get_default_username (void);
 588
 589 #ifndef HAVE_SETEUID
 590 #define seteuid rk_seteuid
 591 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL seteuid(uid_t);
 592 #endif
 593
 594 #ifndef HAVE_SETEGID
 595 #define setegid rk_setegid
 596 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL setegid(gid_t);
 597 #endif
 598
 599 #ifndef HAVE_LSTAT
 600 #define lstat rk_lstat
 601 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL lstat(const char *, struct stat *);
 602 #endif
 603
 604 #if !defined(HAVE_MKSTEMP) || defined(NEED_MKSTEMP_PROTO)
 605 #ifndef HAVE_MKSTEMP
 606 #define mkstemp rk_mkstemp
 607 #endif
 608 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL mkstemp(char *);
 609 #endif
 610
 611 #ifndef HAVE_CGETENT
 612 #define cgetent rk_cgetent
 613 #define cgetstr rk_cgetstr
 614 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL cgetent(char **, char **, const char *);
 615 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL cgetstr(char *, const char *, char **);
 616 #endif
 617
 618 #ifndef HAVE_INITGROUPS
 619 #define initgroups rk_initgroups
 620 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL initgroups(const char *, gid_t);
 621 #endif
 622
 623 #ifndef HAVE_FCHOWN
 624 #define fchown rk_fchown
 625 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL fchown(int, uid_t, gid_t);
 626 #endif
 627
 628 #ifdef RENAME_DOES_NOT_UNLINK
 629 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL rk_rename(const char *, const char *);
 630 #else
 631 #define rk_rename(__rk_rn_from,__rk_rn_to) rename(__rk_rn_from,__rk_rn_to)
 632 #endif
 633
 634 #if !defined(HAVE_DAEMON) || defined(NEED_DAEMON_PROTO)
 635 #ifndef HAVE_DAEMON
 636 #define daemon rk_daemon
 637 #endif
 638 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL daemon(int, int);
 639 #endif
 640
 641 #ifndef HAVE_CHOWN
 642 #define chown rk_chown
 643 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL chown(const char *, uid_t, gid_t);
 644 #endif
 645
 646 #ifndef HAVE_RCMD
 647 #define rcmd rk_rcmd
 648 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 649     rcmd(char **, unsigned short, const char *,
 650          const char *, const char *, int *);
 651 #endif
 652
 653 #if !defined(HAVE_INNETGR) || defined(NEED_INNETGR_PROTO)
 654 #ifndef HAVE_INNETGR
 655 #define innetgr rk_innetgr
 656 #endif
 657 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL innetgr(const char*, const char*,
 658     const char*, const char*);
 659 #endif
 660
 661 #ifndef HAVE_IRUSEROK
 662 #define iruserok rk_iruserok
 663 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL iruserok(unsigned, int,
 664     const char *, const char *);
 665 #endif
 666
 667 #if !defined(HAVE_GETHOSTNAME) || defined(NEED_GETHOSTNAME_PROTO)
 668 #ifndef HAVE_GETHOSTNAME
 669 #define gethostname rk_gethostname
 670 #endif
 671 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL gethostname(char *, int);
 672 #endif
 673
 674 #ifndef HAVE_WRITEV
 675 #define writev rk_writev
 676 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL
 677 writev(int, const struct iovec *, int);
 678 #endif
 679
 680 #ifndef HAVE_READV
 681 #define readv rk_readv
 682 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL
 683 readv(int, const struct iovec *, int);
 684 #endif
 685
 686 #ifndef HAVE_PIDFILE
 687 #ifdef NO_PIDFILES
 688 #define pidfile(x) ((void) 0)
 689 #else
 690 #define pidfile rk_pidfile
 691 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL pidfile (const char*);
 692 #endif
 693 #endif
 694
 695 #ifndef HAVE_BSWAP32
 696 #define bswap32 rk_bswap32
 697 ROKEN_LIB_FUNCTION unsigned int ROKEN_LIB_CALL bswap32(unsigned int);
 698 #endif
 699
 700 #ifndef HAVE_BSWAP16
 701 #define bswap16 rk_bswap16
 702 ROKEN_LIB_FUNCTION unsigned short ROKEN_LIB_CALL bswap16(unsigned short);
 703 #endif
 704
 705 #ifndef HAVE_FLOCK
 706 #ifndef LOCK_SH
 707 #define LOCK_SH   1             /* Shared lock */
 708 #endif
 709 #ifndef LOCK_EX
 710 #define LOCK_EX   2             /* Exclusive lock */
 711 #endif
 712 #ifndef LOCK_NB
 713 #define LOCK_NB   4             /* Don't block when locking */
 714 #endif
 715 #ifndef LOCK_UN
 716 #define LOCK_UN   8             /* Unlock */
 717 #endif
 718
 719 #define flock(_x,_y) rk_flock(_x,_y)
 720 int rk_flock(int fd, int operation);
 721 #endif /* HAVE_FLOCK */
 722
 723 #ifndef HAVE_DIRFD
 724 #ifdef HAVE_DIR_DD_FD
 725 #define dirfd(x) ((x)->dd_fd)
 726 #else
 727 #ifndef _WIN32 /* Windows code never calls dirfd */
 728 #error Missing dirfd() and ->dd_fd
 729 #endif
 730 #endif
 731 #endif
 732
 733 ROKEN_LIB_FUNCTION time_t ROKEN_LIB_CALL tm2time (struct tm, int);
 734
 735 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL unix_verify_user(char *, char *);
 736
 737 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL roken_concat (char *, size_t, ...);
 738
 739 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL roken_mconcat (char **, size_t, ...);
 740
 741 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL roken_vconcat (char *, size_t, va_list);
 742
 743 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL
 744     roken_vmconcat (char **, size_t, va_list);
 745
 746 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL
 747     net_write (rk_socket_t, const void *, size_t);
 748
 749 ROKEN_LIB_FUNCTION ssize_t ROKEN_LIB_CALL
 750     net_read (rk_socket_t, void *, size_t);
 751
 752 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 753     issuid(void);
 754
 755 #ifndef HAVE_STRUCT_WINSIZE
 756 struct winsize {
 757         unsigned short ws_row, ws_col;
 758         unsigned short ws_xpixel, ws_ypixel;
 759 };
 760 #endif
 761
 762 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL get_window_size(int fd, struct winsize *);
 763
 764 #ifndef HAVE_VSYSLOG
 765 #define vsyslog rk_vsyslog
 766 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL vsyslog(int, const char *, va_list);
 767 #endif
 768
 769 #ifndef HAVE_GETOPT
 770 #define getopt rk_getopt
 771 #define optarg rk_optarg
 772 #define optind rk_optind
 773 #define opterr rk_opterr
 774 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 775 getopt(int nargc, char * const *nargv, const char *ostr);
 776 #endif
 777
 778 #if !HAVE_DECL_OPTARG
 779 ROKEN_LIB_VARIABLE extern char *optarg;
 780 #endif
 781 #if !HAVE_DECL_OPTIND
 782 ROKEN_LIB_VARIABLE extern int optind;
 783 #endif
 784 #if !HAVE_DECL_OPTERR
 785 ROKEN_LIB_VARIABLE extern int opterr;
 786 #endif
 787
 788 #ifndef HAVE_GETIPNODEBYNAME
 789 #define getipnodebyname rk_getipnodebyname
 790 ROKEN_LIB_FUNCTION struct hostent * ROKEN_LIB_CALL
 791 getipnodebyname (const char *, int, int, int *);
 792 #endif
 793
 794 #ifndef HAVE_GETIPNODEBYADDR
 795 #define getipnodebyaddr rk_getipnodebyaddr
 796 ROKEN_LIB_FUNCTION struct hostent * ROKEN_LIB_CALL
 797 getipnodebyaddr (const void *, size_t, int, int *);
 798 #endif
 799
 800 #ifndef HAVE_FREEHOSTENT
 801 #define freehostent rk_freehostent
 802 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
 803 freehostent (struct hostent *);
 804 #endif
 805
 806 #ifndef HAVE_COPYHOSTENT
 807 #define copyhostent rk_copyhostent
 808 ROKEN_LIB_FUNCTION struct hostent * ROKEN_LIB_CALL
 809 copyhostent (const struct hostent *);
 810 #endif
 811
 812 #ifndef HAVE_SOCKLEN_T
 813 typedef int socklen_t;
 814 #endif
 815
 816 #ifndef HAVE_STRUCT_SOCKADDR_STORAGE
 817
 818 #ifndef HAVE_SA_FAMILY_T
 819 typedef unsigned short sa_family_t;
 820 #endif
 821
 822 #ifdef HAVE_IPV6
 823 #define _SS_MAXSIZE sizeof(struct sockaddr_in6)
 824 #else
 825 #define _SS_MAXSIZE sizeof(struct sockaddr_in)
 826 #endif
 827
 828 #define _SS_ALIGNSIZE   sizeof(unsigned long)
 829
 830 #if HAVE_STRUCT_SOCKADDR_SA_LEN
 831
 832 typedef unsigned char roken_sa_family_t;
 833
 834 #define _SS_PAD1SIZE   ((2 * _SS_ALIGNSIZE - sizeof (roken_sa_family_t) - sizeof(unsigned char)) % _SS_ALIGNSIZE)
 835 #define _SS_PAD2SIZE   (_SS_MAXSIZE - (sizeof (roken_sa_family_t) + sizeof(unsigned char) + _SS_PAD1SIZE + _SS_ALIGNSIZE))
 836
 837 struct sockaddr_storage {
 838     unsigned char       ss_len;
 839     roken_sa_family_t   ss_family;
 840     char                __ss_pad1[_SS_PAD1SIZE];
 841     unsigned long       __ss_align[_SS_PAD2SIZE / sizeof(unsigned long) + 1];
 842 };
 843
 844 #else /* !HAVE_STRUCT_SOCKADDR_SA_LEN */
 845
 846 typedef unsigned short roken_sa_family_t;
 847
 848 #define _SS_PAD1SIZE   ((2 * _SS_ALIGNSIZE - sizeof (roken_sa_family_t)) % _SS_ALIGNSIZE)
 849 #define _SS_PAD2SIZE   (_SS_MAXSIZE - (sizeof (roken_sa_family_t) + _SS_PAD1SIZE + _SS_ALIGNSIZE))
 850
 851 struct sockaddr_storage {
 852     roken_sa_family_t   ss_family;
 853     char                __ss_pad1[_SS_PAD1SIZE];
 854     unsigned long       __ss_align[_SS_PAD2SIZE / sizeof(unsigned long) + 1];
 855 };
 856
 857 #endif /* HAVE_STRUCT_SOCKADDR_SA_LEN */
 858
 859 #endif /* HAVE_STRUCT_SOCKADDR_STORAGE */
 860
 861 #ifndef HAVE_STRUCT_ADDRINFO
 862 struct addrinfo {
 863     int    ai_flags;
 864     int    ai_family;
 865     int    ai_socktype;
 866     int    ai_protocol;
 867     size_t ai_addrlen;
 868     char  *ai_canonname;
 869     struct sockaddr *ai_addr;
 870     struct addrinfo *ai_next;
 871 };
 872 #endif
 873
 874 #ifndef HAVE_GETADDRINFO
 875 #define getaddrinfo rk_getaddrinfo
 876 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 877 getaddrinfo(const char *,
 878             const char *,
 879             const struct addrinfo *,
 880             struct addrinfo **);
 881 #endif
 882
 883 #ifndef HAVE_GETNAMEINFO
 884 #define getnameinfo rk_getnameinfo
 885 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 886 getnameinfo(const struct sockaddr *, socklen_t,
 887                 char *, size_t,
 888                 char *, size_t,
 889                 int);
 890 #endif
 891
 892 #ifndef HAVE_FREEADDRINFO
 893 #define freeaddrinfo rk_freeaddrinfo
 894 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
 895 freeaddrinfo(struct addrinfo *);
 896 #endif
 897
 898 #ifndef HAVE_GAI_STRERROR
 899 #define gai_strerror rk_gai_strerror
 900 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL
 901 gai_strerror(int);
 902 #endif
 903
 904 #ifdef NO_SLEEP
 905
 906 ROKEN_LIB_FUNCTION unsigned int ROKEN_LIB_CALL
 907 sleep(unsigned int seconds);
 908
 909 #endif
 910
 911 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 912 getnameinfo_verified(const struct sockaddr *, socklen_t,
 913                      char *, size_t,
 914                      char *, size_t,
 915                      int);
 916
 917 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 918 roken_getaddrinfo_hostspec(const char *, int, struct addrinfo **);
 919 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 920 roken_getaddrinfo_hostspec2(const char *, int, int, struct addrinfo **);
 921
 922 #ifndef HAVE_STRFTIME
 923 #define strftime rk_strftime
 924 ROKEN_LIB_FUNCTION size_t ROKEN_LIB_CALL
 925 strftime (char *, size_t, const char *, const struct tm *);
 926 #endif
 927
 928 #ifndef HAVE_STRPTIME
 929 #define strptime rk_strptime
 930 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL
 931 strptime (const char *, const char *, struct tm *);
 932 #endif
 933
 934 #ifndef HAVE_GETTIMEOFDAY
 935 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 936 gettimeofday (struct timeval *, void *);
 937 #endif
 938
 939 #ifndef HAVE_EMALLOC
 940 #define emalloc rk_emalloc
 941 ROKEN_LIB_FUNCTION void * ROKEN_LIB_CALL emalloc (size_t);
 942 #endif
 943 #ifndef HAVE_ECALLOC
 944 #define ecalloc rk_ecalloc
 945 ROKEN_LIB_FUNCTION void * ROKEN_LIB_CALL ecalloc(size_t, size_t);
 946 #endif
 947 #ifndef HAVE_EREALLOC
 948 #define erealloc rk_erealloc
 949 ROKEN_LIB_FUNCTION void * ROKEN_LIB_CALL erealloc (void *, size_t);
 950 #endif
 951 #ifndef HAVE_ESTRDUP
 952 #define estrdup rk_estrdup
 953 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL estrdup (const char *);
 954 #endif
 955
 956 /*
 957  * kludges and such
 958  */
 959
 960 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
 961 roken_gethostby_setup(const char*, const char*);
 962 ROKEN_LIB_FUNCTION struct hostent* ROKEN_LIB_CALL
 963 roken_gethostbyname(const char*);
 964 ROKEN_LIB_FUNCTION struct hostent* ROKEN_LIB_CALL
 965 roken_gethostbyaddr(const void*, size_t, int);
 966
 967 #ifdef GETSERVBYNAME_PROTO_COMPATIBLE
 968 #define roken_getservbyname(x,y) getservbyname(x,y)
 969 #else
 970 #define roken_getservbyname(x,y) getservbyname((char *)x, (char *)y)
 971 #endif
 972
 973 #ifdef OPENLOG_PROTO_COMPATIBLE
 974 #define roken_openlog(a,b,c) openlog(a,b,c)
 975 #else
 976 #define roken_openlog(a,b,c) openlog((char *)a,b,c)
 977 #endif
 978
 979 #ifdef GETSOCKNAME_PROTO_COMPATIBLE
 980 #define roken_getsockname(a,b,c) getsockname(a,b,c)
 981 #else
 982 #define roken_getsockname(a,b,c) getsockname(a, b, (void*)c)
 983 #endif
 984
 985 #ifndef HAVE_SETPROGNAME
 986 #define setprogname rk_setprogname
 987 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL setprogname(const char *);
 988 #endif
 989
 990 #ifndef HAVE_GETPROGNAME
 991 #define getprogname rk_getprogname
 992 ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL getprogname(void);
 993 #endif
 994
 995 #if !defined(HAVE_SETPROGNAME) && !defined(HAVE_GETPROGNAME) && !HAVE_DECL___PROGNAME
 996 extern const char *__progname;
 997 #endif
 998
 999 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
1000 mini_inetd_addrinfo (struct addrinfo*, rk_socket_t *);
1001
1002 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
1003 mini_inetd (int, rk_socket_t *);
1004
1005 #ifndef HAVE_LOCALTIME_R
1006 #define localtime_r rk_localtime_r
1007 ROKEN_LIB_FUNCTION struct tm * ROKEN_LIB_CALL
1008 localtime_r(const time_t *, struct tm *);
1009 #endif
1010
1011 #if !defined(HAVE_STRSVIS) || defined(NEED_STRSVIS_PROTO)
1012 #ifndef HAVE_STRSVIS
1013 #define strsvis rk_strsvis
1014 #endif
1015 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1016 strsvis(char *, const char *, int, const char *);
1017 #endif
1018
1019 #if !defined(HAVE_STRSVISX) || defined(NEED_STRSVISX_PROTO)
1020 #ifndef HAVE_STRSVISX
1021 #define strsvisx rk_strsvisx
1022 #endif
1023 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1024 strsvisx(char *, const char *, size_t, int, const char *);
1025 #endif
1026
1027 #if !defined(HAVE_STRUNVIS) || defined(NEED_STRUNVIS_PROTO)
1028 #ifndef HAVE_STRUNVIS
1029 #define strunvis rk_strunvis
1030 #endif
1031 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1032 strunvis(char *, const char *);
1033 #endif
1034
1035 #if !defined(HAVE_STRVIS) || defined(NEED_STRVIS_PROTO)
1036 #ifndef HAVE_STRVIS
1037 #define strvis rk_strvis
1038 #endif
1039 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1040 strvis(char *, const char *, int);
1041 #endif
1042
1043 #if !defined(HAVE_STRVISX) || defined(NEED_STRVISX_PROTO)
1044 #ifndef HAVE_STRVISX
1045 #define strvisx rk_strvisx
1046 #endif
1047 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1048 strvisx(char *, const char *, size_t, int);
1049 #endif
1050
1051 #if !defined(HAVE_SVIS) || defined(NEED_SVIS_PROTO)
1052 #ifndef HAVE_SVIS
1053 #define svis rk_svis
1054 #endif
1055 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL
1056 svis(char *, int, int, int, const char *);
1057 #endif
1058
1059 #if !defined(HAVE_UNVIS) || defined(NEED_UNVIS_PROTO)
1060 #ifndef HAVE_UNVIS
1061 #define unvis rk_unvis
1062 #endif
1063 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1064 unvis(char *, int, int *, int);
1065 #endif
1066
1067 #if !defined(HAVE_VIS) || defined(NEED_VIS_PROTO)
1068 #ifndef HAVE_VIS
1069 #define vis rk_vis
1070 #endif
1071 ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL
1072 vis(char *, int, int, int);
1073 #endif
1074
1075 #if !defined(HAVE_CLOSEFROM)
1076 #define closefrom rk_closefrom
1077 ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
1078 closefrom(int);
1079 #endif
1080
1081 #if !defined(HAVE_TIMEGM)
1082 #define timegm rk_timegm
1083 ROKEN_LIB_FUNCTION time_t ROKEN_LIB_CALL
1084 rk_timegm(struct tm *tm);
1085 #endif
1086
1087 #ifdef NEED_QSORT
1088 #define qsort rk_qsort
1089 void
1090 rk_qsort(void *, size_t, size_t, int (*)(const void *, const void *));
1091 #endif
1092
1093 #if defined(HAVE_ARC4RANDOM)
1094 #define rk_random() arc4random()
1095 #elif defined(HAVE_RANDOM)
1096 #define rk_random() random()
1097 #else
1098 #define rk_random() rand()
1099 #endif
1100
1101
1102 #if defined(__linux__) && defined(SOCK_CLOEXEC) && !defined(SOCKET_WRAPPER_REPLACE) && !defined(__SOCKET_WRAPPER_H__)
1103 #undef socket
1104 #define socket(_fam,_type,_prot) rk_socket(_fam,_type,_prot)
1105 int ROKEN_LIB_FUNCTION rk_socket(int, int, int);
1106 #endif
1107
1108 #ifdef SOCKET_WRAPPER_REPLACE
1109 #include <socket_wrapper.h>
1110 #endif
1111
1112 ROKEN_CPP_END