http.h

   1 /*
   2  * HTTP handling routines and related socket stuff for CNTLM
   3  *
   4  * CNTLM is free software; you can redistribute it and/or modify it under the
   5  * terms of the GNU General Public License as published by the Free Software
   6  * Foundation; either version 2 of the License, or (at your option) any later
   7  * version.
   8  *
   9  * CNTLM is distributed in the hope that it will be useful, but WITHOUT ANY
  10  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  11  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  12  * details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
  16  * St, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  * Copyright (c) 2007 David Kubicek
  19  *
  20  */
  21
  22 #ifndef _HTTP_H
  23 #define _HTTP_H
  24
  25 #include <stdint.h>
  26
  27 #include "utils.h"
  28 #include "auth.h"
  29
  30 /*
  31  * A couple of shortcuts for if statements
  32  */
  33 #define CONNECT(data)   ((data) && (data)->req && !strcasecmp("CONNECT", (data)->method))
  34 #define HEAD(data)      ((data) && (data)->req && !strcasecmp("HEAD", (data)->method))
  35 #define GET(data)       ((data) && (data)->req && !strcasecmp("GET", (data)->method))
  36
  37 typedef long long int length_t;
  38
  39 extern int is_http_header(const char *src);
  40 extern char *get_http_header_name(const char *src);
  41 extern char *get_http_header_value(const char *src);
  42 extern int http_parse_basic(hlist_t headers, const char *header, struct auth_s *tcreds);
  43 extern int headers_recv(int fd, rr_data_t data);
  44 extern int headers_send(int fd, rr_data_t data);
  45 extern int tunnel(int cd, int sd);
  46 extern length_t http_has_body(rr_data_t request, rr_data_t response);
  47 extern int http_body_send(int writefd, int readfd, rr_data_t request, rr_data_t response);
  48 extern int http_body_drop(int fd, rr_data_t response);
  49
  50 #endif /* _HTTP_H */