contiki/core/net/ipv6/websocket-http-client.h
2016-11-02 15:16:00 +01:00

124 lines
5.5 KiB
C

/*
* Copyright (c) 2014, Thingsquare, http://www.thingsquare.com/.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef WEBSOCKET_HTTP_CLIENT_H_
#define WEBSOCKET_HTTP_CLIENT_H_
#include "contiki.h"
#include "tcp-socket.h"
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_INPUTBUFSIZE
#define WEBSOCKET_HTTP_CLIENT_INPUTBUFSIZE WEBSOCKET_HTTP_CLIENT_CONF_INPUTBUFSIZE
#else /* WEBSOCKET_HTTP_CLIENT_CONF_INPUTBUFSIZE */
#define WEBSOCKET_HTTP_CLIENT_INPUTBUFSIZE 100
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_INPUTBUFSIZE */
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_OUTPUTBUFSIZE
#define WEBSOCKET_HTTP_CLIENT_OUTPUTBUFSIZE WEBSOCKET_HTTP_CLIENT_CONF_OUTPUTBUFSIZE
#else /* WEBSOCKET_HTTP_CLIENT_CONF_OUTPUTBUFSIZE */
#define WEBSOCKET_HTTP_CLIENT_OUTPUTBUFSIZE 300
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_OUTPUTBUFSIZE */
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_MAX_HOSTLEN
#define WEBSOCKET_HTTP_CLIENT_MAX_HOSTLEN WEBSOCKET_HTTP_CLIENT_CONF_MAX_HOSTLEN
#else /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_HOSTLEN */
#define WEBSOCKET_HTTP_CLIENT_MAX_HOSTLEN 32
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_HOSTLEN */
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_MAX_FILELEN
#define WEBSOCKET_HTTP_CLIENT_MAX_FILELEN WEBSOCKET_HTTP_CLIENT_CONF_MAX_FILELEN
#else /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_FILELEN */
#define WEBSOCKET_HTTP_CLIENT_MAX_FILELEN 32
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_FILELEN */
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_MAX_SUBPROTOCOLLEN
#define WEBSOCKET_HTTP_CLIENT_MAX_SUBPROTOCOLLEN WEBSOCKET_HTTP_CLIENT_CONF_MAX_SUBPROTOCOLLEN
#else /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_SUBPROTOCOLLEN */
#define WEBSOCKET_HTTP_CLIENT_MAX_SUBPROTOCOLLEN 24
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_SUBPROTOCOLLEN */
#ifdef WEBSOCKET_HTTP_CLIENT_CONF_MAX_HEADERLEN
#define WEBSOCKET_HTTP_CLIENT_MAX_HEADERLEN WEBSOCKET_HTTP_CLIENT_CONF_MAX_HEADERLEN
#else /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_HEADERLEN */
#define WEBSOCKET_HTTP_CLIENT_MAX_HEADERLEN 128
#endif /* WEBSOCKET_HTTP_CLIENT_CONF_MAX_HEADERLEN */
struct websocket_http_client_state {
struct tcp_socket s;
uint8_t inputbuf[WEBSOCKET_HTTP_CLIENT_INPUTBUFSIZE];
uint8_t outputbuf[WEBSOCKET_HTTP_CLIENT_OUTPUTBUFSIZE];
char host[WEBSOCKET_HTTP_CLIENT_MAX_HOSTLEN];
char file[WEBSOCKET_HTTP_CLIENT_MAX_FILELEN];
char subprotocol[WEBSOCKET_HTTP_CLIENT_MAX_SUBPROTOCOLLEN];
char header[WEBSOCKET_HTTP_CLIENT_MAX_HEADERLEN];
uint16_t port;
int state;
struct pt parse_header_pt;
int http_status;
int i;
uip_ipaddr_t proxy_addr;
uint16_t proxy_port;
};
void websocket_http_client_init(struct websocket_http_client_state *s);
void websocket_http_client_set_proxy(struct websocket_http_client_state *s,
const uip_ipaddr_t *addr, uint16_t port);
int websocket_http_client_register(struct websocket_http_client_state *s,
const char *host,
uint16_t port,
const char *file,
const char *subprotocol,
const char *hdr);
int websocket_http_client_get(struct websocket_http_client_state *s);
int websocket_http_client_send(struct websocket_http_client_state *s,
const uint8_t *data,
uint16_t datalen);
int websocket_http_client_sendbuflen(struct websocket_http_client_state *s);
void websocket_http_client_close(struct websocket_http_client_state *s);
const char *websocket_http_client_hostname(struct websocket_http_client_state *s);
int websocket_http_client_queuelen(struct websocket_http_client_state *s);
/* Callback functions that have to be implemented by the application
program. */
void websocket_http_client_datahandler(struct websocket_http_client_state *s,
const uint8_t *data, uint16_t len);
void websocket_http_client_connected(struct websocket_http_client_state *s);
void websocket_http_client_timedout(struct websocket_http_client_state *s);
void websocket_http_client_aborted(struct websocket_http_client_state *s);
void websocket_http_client_closed(struct websocket_http_client_state *s);
#endif /* WEBSOCKET_HTTP_CLIENT_H_ */