netsurf/content/fetch.h

128 lines
4.2 KiB
C

/*
* Copyright 2003 James Bursa <bursa@users.sourceforge.net>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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/>.
*/
/** \file
* Fetching of data from a URL (interface).
*/
#ifndef _NETSURF_DESKTOP_FETCH_H_
#define _NETSURF_DESKTOP_FETCH_H_
#include <stdbool.h>
#include "utils/config.h"
typedef enum {
FETCH_TYPE,
FETCH_PROGRESS,
FETCH_HEADER,
FETCH_DATA,
FETCH_FINISHED,
FETCH_ERROR,
FETCH_REDIRECT,
FETCH_NOTMODIFIED,
FETCH_AUTH,
FETCH_CERT_ERR,
} fetch_msg;
typedef enum {
FETCH_ERROR_NO_ERROR,
FETCH_ERROR_CERT,
FETCH_ERROR_AUTHENTICATION,
FETCH_ERROR_HTTP_NOT2,
FETCH_ERROR_COULDNT_RESOLVE_HOST,
FETCH_ERROR_PARTIAL_FILE,
FETCH_ERROR_MEMORY,
FETCH_ERROR_URL,
FETCH_ERROR_ENCODING,
FETCH_ERROR_MISC
} fetch_error_code;
struct content;
struct fetch;
struct form_successful_control;
struct ssl_cert_info {
long version; /**< Certificate version */
char not_before[32]; /**< Valid from date */
char not_after[32]; /**< Valid to date */
int sig_type; /**< Signature type */
long serial; /**< Serial number */
char issuer[256]; /**< Issuer details */
char subject[256]; /**< Subject details */
int cert_type; /**< Certificate type */
};
extern bool fetch_active;
typedef void (*fetch_callback)(fetch_msg msg, void *p, const void *data,
unsigned long size, fetch_error_code errorcode);
void fetch_init(void);
struct fetch * fetch_start(const char *url, const char *referer,
fetch_callback callback,
void *p, bool only_2xx, const char *post_urlenc,
struct form_successful_control *post_multipart,
bool verifiable, struct content *parent,
char *headers[]);
void fetch_abort(struct fetch *f);
void fetch_poll(void);
void fetch_quit(void);
const char *fetch_filetype(const char *unix_path);
char *fetch_mimetype(const char *ro_path);
bool fetch_can_fetch(const char *url);
void fetch_change_callback(struct fetch *fetch,
fetch_callback callback,
void *p);
long fetch_http_code(struct fetch *fetch);
const char *fetch_get_referer(struct fetch *fetch);
struct content *fetch_get_parent(struct fetch *fetch);
bool fetch_get_verifiable(struct fetch *fetch);
/* API for fetchers themselves */
typedef bool (*fetcher_initialise)(const char *);
typedef void* (*fetcher_setup_fetch)(struct fetch *, const char *,
bool, const char *,
struct form_successful_control *,
const char **);
typedef bool (*fetcher_start_fetch)(void *);
typedef void (*fetcher_abort_fetch)(void *);
typedef void (*fetcher_free_fetch)(void *);
typedef void (*fetcher_poll_fetcher)(const char *);
typedef void (*fetcher_finalise)(const char *);
bool fetch_add_fetcher(const char *scheme,
fetcher_initialise initialiser,
fetcher_setup_fetch setup_fetch,
fetcher_start_fetch start_fetch,
fetcher_abort_fetch abort_fetch,
fetcher_free_fetch free_fetch,
fetcher_poll_fetcher poll_fetcher,
fetcher_finalise finaliser);
void fetch_send_callback(fetch_msg msg, struct fetch *fetch,
const void *data, unsigned long size,
fetch_error_code errorcode);
void fetch_remove_from_queues(struct fetch *fetch);
void fetch_free(struct fetch *f);
void fetch_set_http_code(struct fetch *fetch, long http_code);
const char *fetch_get_referer_to_send(struct fetch *fetch);
void fetch_set_cookie(struct fetch *fetch, const char *data);
#endif