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/*
* Copyright (C) 2023-2024 Sébastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat 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.
*
* WeeChat 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 WeeChat. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef WEECHAT_PLUGIN_RELAY_HTTP_H
#define WEECHAT_PLUGIN_RELAY_HTTP_H
struct t_relay_client;
enum t_relay_client_http_status
{
RELAY_HTTP_METHOD = 0, /* reading method (eg: GET, POST) */
RELAY_HTTP_HEADERS, /* reading headers */
RELAY_HTTP_BODY, /* reading body */
RELAY_HTTP_END, /* end of HTTP request */
/* number of HTTP status */
RELAY_NUM_HTTP_STATUS,
};
#define RELAY_HTTP_200_OK 200, "OK"
#define RELAY_HTTP_204_NO_CONTENT 204, "No Content"
#define RELAY_HTTP_400_BAD_REQUEST 400, "Bad Request"
#define RELAY_HTTP_401_UNAUTHORIZED 401, "Unauthorized"
#define RELAY_HTTP_403_FORBIDDEN 403, "Forbidden"
#define RELAY_HTTP_404_NOT_FOUND 404, "Not Found"
#define RELAY_HTTP_500_INTERNAL_SERVER_ERROR 500, "Internal Server Error"
#define RELAY_HTTP_503_SERVICE_UNAVAILABLE 503, "Service Unvavailable"
#define RELAY_HTTP_ERROR_MISSING_PASSWORD "Missing password"
#define RELAY_HTTP_ERROR_INVALID_PASSWORD "Invalid password"
#define RELAY_HTTP_ERROR_MISSING_TOTP "Missing TOTP"
#define RELAY_HTTP_ERROR_INVALID_TOTP "Invalid TOTP"
#define RELAY_HTTP_ERROR_INVALID_HASH_ALGO "Invalid hash algorithm " \
"(not found or not supported)"
#define RELAY_HTTP_ERROR_INVALID_TIMESTAMP "Invalid timestamp"
#define RELAY_HTTP_ERROR_INVALID_ITERATIONS "Invalid number of iterations"
#define RELAY_HTTP_ERROR_OUT_OF_MEMORY "Out of memory"
struct t_relay_http_request
{
enum t_relay_client_http_status status; /* HTTP status */
char **raw; /* raw request */
char *method; /* method (GET, POST, etc.) */
char *path; /* path after method */
char **path_items; /* list of items in path, eg: */
/* "/api/a/b" => ["api", "a", "b"] */
int num_path_items; /* number of path items */
struct t_hashtable *params; /* optional parameters ("?p=a&q=b") */
char *http_version; /* HTTP version (eg: "HTTP/1.1") */
struct t_hashtable *headers; /* HTTP headers for websocket */
/* and API protocol */
struct t_hashtable *accept_encoding; /* allowed encoding for response */
struct t_relay_websocket_deflate *ws_deflate; /* websocket deflate data */
int content_length; /* value of header "Content-Length" */
int body_size; /* size of HTTP body read so far */
char *body; /* HTTP body (can be NULL) */
};
extern void relay_http_request_reinit (struct t_relay_http_request *request);
extern struct t_relay_http_request *relay_http_request_alloc ();
extern int relay_http_get_param_boolean (struct t_relay_http_request *request,
const char *name, int default_value);
extern long relay_http_get_param_long (struct t_relay_http_request *request,
const char *name, long default_value);
extern int relay_http_parse_method_path (struct t_relay_http_request *request,
const char *method_path);
extern int relay_http_check_auth (struct t_relay_client *client);
extern void relay_http_recv (struct t_relay_client *client, const char *data);
extern int relay_http_send (struct t_relay_client *client,
int return_code, const char *message,
const char *headers,
const char *body, int body_size);
extern int relay_http_send_json (struct t_relay_client *client,
int return_code,
const char *message,
const char *headers,
const char *json_string);
extern int relay_http_send_error_json (struct t_relay_client *client,
int return_code,
const char *message,
const char *headers,
const char *format, ...);
extern void relay_http_request_free (struct t_relay_http_request *request);
extern void relay_http_print_log (struct t_relay_http_request *request);
#endif /* WEECHAT_PLUGIN_RELAY_HTTP_H */
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