mirror of
git://git.gnupg.org/gnupg.git
synced 2024-11-04 20:38:50 +01:00
123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
/* http.h - HTTP protocol handler
|
|
* Copyright (C) 1999, 2000, 2001, 2003,
|
|
* 2006, 2012, 2013 Free Software Foundation, Inc.
|
|
*
|
|
* This file is part of GnuPG.
|
|
*
|
|
* GnuPG is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* GnuPG is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#ifndef GNUPG_COMMON_HTTP_H
|
|
#define GNUPG_COMMON_HTTP_H
|
|
|
|
#include <gpg-error.h>
|
|
#ifdef HTTP_USE_ESTREAM
|
|
#include "estream.h"
|
|
#endif
|
|
|
|
struct uri_tuple_s {
|
|
struct uri_tuple_s *next;
|
|
const char *name; /* A pointer into name. */
|
|
char *value; /* A pointer to value (a Nul is always appended). */
|
|
size_t valuelen; /* The real length of the value; we need it
|
|
because the value may contain embedded Nuls. */
|
|
int no_value; /* True if no value has been given in the URL. */
|
|
};
|
|
typedef struct uri_tuple_s *uri_tuple_t;
|
|
|
|
struct parsed_uri_s
|
|
{
|
|
/* All these pointers point into BUFFER; most stuff is not escaped. */
|
|
char *scheme; /* Pointer to the scheme string (lowercase). */
|
|
int use_tls; /* Whether TLS should be used. */
|
|
char *auth; /* username/password for basic auth */
|
|
char *host; /* Host (converted to lowercase). */
|
|
unsigned short port; /* Port (always set if the host is set). */
|
|
char *path; /* Path. */
|
|
uri_tuple_t params; /* ";xxxxx" */
|
|
uri_tuple_t query; /* "?xxx=yyy" */
|
|
char buffer[1]; /* Buffer which holds a (modified) copy of the URI. */
|
|
};
|
|
typedef struct parsed_uri_s *parsed_uri_t;
|
|
|
|
typedef enum
|
|
{
|
|
HTTP_REQ_GET = 1,
|
|
HTTP_REQ_HEAD = 2,
|
|
HTTP_REQ_POST = 3
|
|
}
|
|
http_req_t;
|
|
|
|
/* We put the flag values into an enum, so that gdb can display them. */
|
|
enum
|
|
{
|
|
HTTP_FLAG_TRY_PROXY = 1,
|
|
HTTP_FLAG_LOG_RESP = 2,
|
|
HTTP_FLAG_NEED_HEADER = 4
|
|
};
|
|
|
|
struct http_context_s;
|
|
typedef struct http_context_s *http_t;
|
|
|
|
void http_register_tls_callback (gpg_error_t (*cb) (http_t, void *, int));
|
|
|
|
gpg_error_t http_parse_uri (parsed_uri_t *ret_uri, const char *uri);
|
|
|
|
void http_release_parsed_uri (parsed_uri_t uri);
|
|
|
|
struct http_srv
|
|
{
|
|
const char *srvtag;
|
|
char *used_server;
|
|
unsigned short used_port;
|
|
};
|
|
|
|
gpg_error_t http_open (http_t *r_hd, http_req_t reqtype,
|
|
const char *url,
|
|
const char *auth,
|
|
unsigned int flags,
|
|
const char *proxy,
|
|
void *tls_context,
|
|
struct http_srv *srv,
|
|
strlist_t headers);
|
|
|
|
void http_start_data (http_t hd);
|
|
|
|
gpg_error_t http_wait_response (http_t hd);
|
|
|
|
void http_close (http_t hd, int keep_read_stream);
|
|
|
|
gpg_error_t http_open_document (http_t *r_hd,
|
|
const char *document,
|
|
const char *auth,
|
|
unsigned int flags,
|
|
const char *proxy,
|
|
void *tls_context,
|
|
struct http_srv *srv,
|
|
strlist_t headers);
|
|
|
|
#ifdef HTTP_USE_ESTREAM
|
|
estream_t http_get_read_ptr (http_t hd);
|
|
estream_t http_get_write_ptr (http_t hd);
|
|
#else /*!HTTP_USE_ESTREAM*/
|
|
FILE *http_get_read_ptr (http_t hd);
|
|
FILE *http_get_write_ptr (http_t hd);
|
|
#endif /*!HTTP_USE_ESTREAM*/
|
|
unsigned int http_get_status_code (http_t hd);
|
|
const char *http_get_header (http_t hd, const char *name);
|
|
|
|
char *http_escape_string (const char *string, const char *specials);
|
|
|
|
|
|
#endif /*GNUPG_COMMON_HTTP_H*/
|