mdw@git.distorted.org.uk Git - userv-utils/blob - www-cgi/ucgi.h

   1 /*
   2  * Copyright 1996-2013,2016 Ian Jackson <ijackson@chiark.greenend.org.uk>
   3  * Copyright 1998 David Damerell <damerell@chiark.greenend.org.uk>
   4  * Copyright 1999,2003
   5  *    Chancellor Masters and Scholars of the University of Cambridge
   6  * Copyright 2010 Tony Finch <fanf@dotat.at>
   7  * Copyright 2013,2016 Mark Wooding <mdw@distorted.org.uk>
   8  *
   9  * This is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with userv-utils; if not, see http://www.gnu.org/licenses/.
  21  */
  22
  23 #ifndef UCGI_H
  24 #define UCGI_H
  25
  26 #include <stdlib.h>
  27
  28 #ifdef DEBUG
  29 #  define D(x) x
  30 #else
  31 #  define D(x)
  32 #endif
  33
  34 #define MAX_ARGS 1024
  35 #define MAX_USERNAME_LEN 1024
  36 #define MAX_SCRIPTPATH_LEN 1024
  37 #define MAX_ENVVAR_NAME 128
  38 #define MAX_ENVVAR_VALUE (1024*1024)
  39 #define MAX_ENVVARS 256
  40
  41 void syserror(const char *m);
  42 void error(const char *m, int st);
  43 void *xmalloc(size_t sz);
  44 void xsetenv(const char *en, const char *ev, int overwrite);
  45 void *xrealloc(void *ptr, size_t sz);
  46
  47 const char **load_filters(unsigned flags, const char *first, ...);
  48 #define LOADF_MUST 1u
  49 #define LF_END ((const char *)0)
  50
  51 void filter_environment(unsigned flags, const char *prefix_in,
  52                         const char *const *patv,
  53                         const char *const *defaults,
  54                         void (*foundone)(const char *fulln, const char *en,
  55                                          const char *ev, void *p),
  56                         void *p);
  57 #define FILTF_WILDCARD 1u
  58
  59 extern int debugmode;
  60
  61 #endif