lib/roken/roken-common.h

   1 /*
   2  * Copyright (c) 1995 - 2002 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /* $Id$ */
  35
  36 #ifndef __ROKEN_COMMON_H__
  37 #define __ROKEN_COMMON_H__
  38
  39 #ifdef __cplusplus
  40 #define ROKEN_CPP_START extern "C" {
  41 #define ROKEN_CPP_END   }
  42 #else
  43 #define ROKEN_CPP_START
  44 #define ROKEN_CPP_END
  45 #endif
  46
  47 #ifndef INADDR_NONE
  48 #define INADDR_NONE 0xffffffff
  49 #endif
  50
  51 #ifndef INADDR_LOOPBACK
  52 #define INADDR_LOOPBACK 0x7f000001
  53 #endif
  54
  55 #ifndef SOMAXCONN
  56 #define SOMAXCONN 5
  57 #endif
  58
  59 #ifndef STDIN_FILENO
  60 #define STDIN_FILENO 0
  61 #endif
  62
  63 #ifndef STDOUT_FILENO
  64 #define STDOUT_FILENO 1
  65 #endif
  66
  67 #ifndef STDERR_FILENO
  68 #define STDERR_FILENO 2
  69 #endif
  70
  71 #ifndef max
  72 #define max(a,b) (((a)>(b))?(a):(b))
  73 #endif
  74
  75 #ifndef min
  76 #define min(a,b) (((a)<(b))?(a):(b))
  77 #endif
  78
  79 #ifndef TRUE
  80 #define TRUE 1
  81 #endif
  82
  83 #ifndef FALSE
  84 #define FALSE 0
  85 #endif
  86
  87 #ifndef LOG_DAEMON
  88 #define openlog(id,option,facility) openlog((id),(option))
  89 #define LOG_DAEMON      0
  90 #endif
  91 #ifndef LOG_ODELAY
  92 #define LOG_ODELAY 0
  93 #endif
  94 #ifndef LOG_NDELAY
  95 #define LOG_NDELAY 0x08
  96 #endif
  97 #ifndef LOG_CONS
  98 #define LOG_CONS 0
  99 #endif
 100 #ifndef LOG_AUTH
 101 #define LOG_AUTH 0
 102 #endif
 103 #ifndef LOG_AUTHPRIV
 104 #define LOG_AUTHPRIV LOG_AUTH
 105 #endif
 106
 107 #ifndef F_OK
 108 #define F_OK 0
 109 #endif
 110
 111 #ifndef O_ACCMODE
 112 #define O_ACCMODE       003
 113 #endif
 114
 115 #ifndef _PATH_DEV
 116 #define _PATH_DEV "/dev/"
 117 #endif
 118
 119 #ifndef _PATH_DEVNULL
 120 #define _PATH_DEVNULL "/dev/null"
 121 #endif
 122
 123 #ifndef _PATH_HEQUIV
 124 #define _PATH_HEQUIV "/etc/hosts.equiv"
 125 #endif
 126
 127 #ifndef _PATH_VARRUN
 128 #define _PATH_VARRUN "/var/run/"
 129 #endif
 130
 131 #ifndef _PATH_BSHELL
 132 #define _PATH_BSHELL "/bin/sh"
 133 #endif
 134
 135 #ifndef MAXPATHLEN
 136 #define MAXPATHLEN (1024+4)
 137 #endif
 138
 139 #ifndef SIG_ERR
 140 #define SIG_ERR ((RETSIGTYPE (*)(int))-1)
 141 #endif
 142
 143 /*
 144  * error code for getipnodeby{name,addr}
 145  */
 146
 147 #ifndef HOST_NOT_FOUND
 148 #define HOST_NOT_FOUND 1
 149 #endif
 150
 151 #ifndef TRY_AGAIN
 152 #define TRY_AGAIN 2
 153 #endif
 154
 155 #ifndef NO_RECOVERY
 156 #define NO_RECOVERY 3
 157 #endif
 158
 159 #ifndef NO_DATA
 160 #define NO_DATA 4
 161 #endif
 162
 163 #ifndef NO_ADDRESS
 164 #define NO_ADDRESS NO_DATA
 165 #endif
 166
 167 /*
 168  * error code for getaddrinfo
 169  */
 170
 171 #ifndef EAI_NOERROR
 172 #define EAI_NOERROR     0       /* no error */
 173 #endif
 174
 175 #ifndef EAI_NONAME
 176
 177 #define EAI_ADDRFAMILY  1       /* address family for nodename not supported */
 178 #define EAI_AGAIN       2       /* temporary failure in name resolution */
 179 #define EAI_BADFLAGS    3       /* invalid value for ai_flags */
 180 #define EAI_FAIL        4       /* non-recoverable failure in name resolution */
 181 #define EAI_FAMILY      5       /* ai_family not supported */
 182 #define EAI_MEMORY      6       /* memory allocation failure */
 183 #define EAI_NODATA      7       /* no address associated with nodename */
 184 #define EAI_NONAME      8       /* nodename nor servname provided, or not known */
 185 #define EAI_SERVICE     9       /* servname not supported for ai_socktype */
 186 #define EAI_SOCKTYPE   10       /* ai_socktype not supported */
 187 #define EAI_SYSTEM     11       /* system error returned in errno */
 188
 189 #endif /* EAI_NONAME */
 190
 191 /* flags for getaddrinfo() */
 192
 193 #ifndef AI_PASSIVE
 194 #define AI_PASSIVE      0x01
 195 #define AI_CANONNAME    0x02
 196 #endif /* AI_PASSIVE */
 197
 198 #ifndef AI_NUMERICHOST
 199 #define AI_NUMERICHOST  0x04
 200 #endif
 201
 202 /* flags for getnameinfo() */
 203
 204 #ifndef NI_DGRAM
 205 #define NI_DGRAM        0x01
 206 #define NI_NAMEREQD     0x02
 207 #define NI_NOFQDN       0x04
 208 #define NI_NUMERICHOST  0x08
 209 #define NI_NUMERICSERV  0x10
 210 #endif
 211
 212 /*
 213  * constants for getnameinfo
 214  */
 215
 216 #ifndef NI_MAXHOST
 217 #define NI_MAXHOST  1025
 218 #define NI_MAXSERV    32
 219 #endif
 220
 221 /*
 222  * constants for inet_ntop
 223  */
 224
 225 #ifndef INET_ADDRSTRLEN
 226 #define INET_ADDRSTRLEN    16
 227 #endif
 228
 229 #ifndef INET6_ADDRSTRLEN
 230 #define INET6_ADDRSTRLEN   46
 231 #endif
 232
 233 /*
 234  * for shutdown(2)
 235  */
 236
 237 #ifndef SHUT_RD
 238 #define SHUT_RD 0
 239 #endif
 240
 241 #ifndef SHUT_WR
 242 #define SHUT_WR 1
 243 #endif
 244
 245 #ifndef SHUT_RDWR
 246 #define SHUT_RDWR 2
 247 #endif
 248
 249 #ifndef HAVE___ATTRIBUTE__
 250 #define __attribute__(x)
 251 #endif
 252
 253 ROKEN_CPP_START
 254
 255 #ifndef IRIX4 /* fix for compiler bug */
 256 #ifdef RETSIGTYPE
 257 typedef RETSIGTYPE (*SigAction)(int);
 258 SigAction signal(int iSig, SigAction pAction); /* BSD compatible */
 259 #endif
 260 #endif
 261
 262 int ROKEN_LIB_FUNCTION simple_execve(const char*, char*const[], char*const[]);
 263 int ROKEN_LIB_FUNCTION simple_execvp(const char*, char *const[]);
 264 int ROKEN_LIB_FUNCTION simple_execlp(const char*, ...);
 265 int ROKEN_LIB_FUNCTION simple_execle(const char*, ...);
 266 int ROKEN_LIB_FUNCTION simple_execl(const char *file, ...);
 267
 268 int ROKEN_LIB_FUNCTION wait_for_process(pid_t);
 269 int ROKEN_LIB_FUNCTION pipe_execv(FILE**, FILE**, FILE**, const char*, ...);
 270
 271 void ROKEN_LIB_FUNCTION print_version(const char *);
 272
 273 ssize_t ROKEN_LIB_FUNCTION eread (int fd, void *buf, size_t nbytes);
 274 ssize_t ROKEN_LIB_FUNCTION ewrite (int fd, const void *buf, size_t nbytes);
 275
 276 struct hostent;
 277
 278 const char *
 279 hostent_find_fqdn (const struct hostent *he);
 280
 281 void
 282 esetenv(const char *var, const char *val, int rewrite);
 283
 284 void
 285 socket_set_address_and_port (struct sockaddr *sa, const void *ptr, int port);
 286
 287 size_t
 288 socket_addr_size (const struct sockaddr *sa);
 289
 290 void
 291 socket_set_any (struct sockaddr *sa, int af);
 292
 293 size_t
 294 socket_sockaddr_size (const struct sockaddr *sa);
 295
 296 void *
 297 socket_get_address (struct sockaddr *sa);
 298
 299 int
 300 socket_get_port (const struct sockaddr *sa);
 301
 302 void
 303 socket_set_port (struct sockaddr *sa, int port);
 304
 305 void
 306 socket_set_portrange (int sock, int restr, int af);
 307
 308 void
 309 socket_set_debug (int sock);
 310
 311 void
 312 socket_set_tos (int sock, int tos);
 313
 314 void
 315 socket_set_reuseaddr (int sock, int val);
 316
 317 char **
 318 vstrcollect(va_list *ap);
 319
 320 char **
 321 strcollect(char *first, ...);
 322
 323 void timevalfix(struct timeval *t1);
 324 void timevaladd(struct timeval *t1, const struct timeval *t2);
 325 void timevalsub(struct timeval *t1, const struct timeval *t2);
 326
 327 char *pid_file_write (const char *progname);
 328 void pid_file_delete (char **);
 329
 330 int
 331 read_environment(const char *file, char ***env);
 332
 333 void warnerr(int doerrno, const char *fmt, va_list ap)
 334     __attribute__ ((format (printf, 2, 0)));
 335
 336 ROKEN_CPP_END
 337
 338 #endif /* __ROKEN_COMMON_H__ */