mdw@git.distorted.org.uk Git - disorder/blob - lib/mime.h

   1 /*
   2  * This file is part of DisOrder
   3  * Copyright (C) 2005, 2007, 2008 Richard Kettlewell
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 /** @file lib/mime.h
  19  * @brief Support for MIME and allied protocols
  20  */
  21
  22 #ifndef MIME_H
  23 #define MIME_H
  24
  25 struct kvp;
  26
  27 int mime_content_type(const char *s,
  28                       char **typep,
  29                       struct kvp **parametersp);
  30
  31 const char *mime_parse(const char *s,
  32                        int (*callback)(const char *name, const char *value,
  33                                        void *u),
  34                        void *u);
  35 /* Parse a MIME message.  Calls CALLBACK for each header field, then returns a
  36  * pointer to the decoded body (might or might not point back into the original
  37  * string). */
  38
  39 int mime_multipart(const char *s,
  40                    int (*callback)(const char *s, void *u),
  41                    const char *boundary,
  42                    void *u);
  43 /* call CALLBACK with each part of multipart document [s,s+n) */
  44
  45 int mime_rfc2388_content_disposition(const char *s,
  46                                      char **dispositionp,
  47                                      char **parameternamep,
  48                                      char **parametervaluep);
  49 /* Parse an RFC2388-style content-disposition field */
  50
  51 char *mime_qp(const char *s);
  52
  53 /** @brief Parsed form of an HTTP Cookie: header field
  54  *
  55  * See <a href="http://tools.ietf.org/html/rfc2109">RFC 2109</a>.
  56  */
  57 struct cookiedata {
  58   /** @brief @c $Version or NULL if not set */
  59   char *version;
  60
  61   /** @brief List of cookies */
  62   struct cookie *cookies;
  63
  64   /** @brief Number of cookies */
  65   int ncookies;
  66 };
  67
  68 /** @brief A parsed cookie
  69  *
  70  * See <a href="http://tools.ietf.org/html/rfc2109">RFC 2109</a> and @ref
  71  * cookiedata.
  72  */
  73 struct cookie {
  74   /** @brief Cookie name */
  75   char *name;
  76
  77   /** @brief Cookie value */
  78   char *value;
  79
  80   /** @brief Cookie path */
  81   char *path;
  82
  83   /** @brief Cookie domain */
  84   char *domain;
  85
  86 };
  87
  88 int parse_cookie(const char *s,
  89                  struct cookiedata *cd);
  90 const struct cookie *find_cookie(const struct cookiedata *cd,
  91                                  const char *name);
  92 char *quote822(const char *s, int force);
  93 char *mime_to_qp(const char *text);
  94 const char *mime_encode_text(const char *text,
  95                              const char **charsetp,
  96                              const char **encodingp);
  97 const char *mime_parse_word(const char *s, char **valuep,
  98                             int (*special)(int));
  99 int mime_http_separator(int c);
 100 int mime_tspecial(int c);
 101
 102 #endif /* MIME_H */
 103
 104 /*
 105 Local Variables:
 106 c-basic-offset:2
 107 comment-column:40
 108 fill-column:79
 109 End:
 110 */