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