mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-08-28 07:28:58 +00:00
613 lines
21 KiB
C
613 lines
21 KiB
C
/*
|
|
* Copyright (c) 2011, Institute for Pervasive Computing, ETH Zurich
|
|
* 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 Institute 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 INSTITUTE 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 INSTITUTE 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.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*/
|
|
|
|
/**
|
|
* \file
|
|
* CoAP implementation of the REST Engine
|
|
* \author
|
|
* Matthias Kovatsch <kovatsch@inf.ethz.ch>
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "contiki.h"
|
|
#include "contiki-net.h"
|
|
|
|
#include "er-coap-07-engine.h"
|
|
|
|
#define DEBUG 0
|
|
#if DEBUG
|
|
#define PRINTF(...) printf(__VA_ARGS__)
|
|
#define PRINT6ADDR(addr) PRINTF("[%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x]", ((uint8_t *)addr)[0], ((uint8_t *)addr)[1], ((uint8_t *)addr)[2], ((uint8_t *)addr)[3], ((uint8_t *)addr)[4], ((uint8_t *)addr)[5], ((uint8_t *)addr)[6], ((uint8_t *)addr)[7], ((uint8_t *)addr)[8], ((uint8_t *)addr)[9], ((uint8_t *)addr)[10], ((uint8_t *)addr)[11], ((uint8_t *)addr)[12], ((uint8_t *)addr)[13], ((uint8_t *)addr)[14], ((uint8_t *)addr)[15])
|
|
#define PRINTLLADDR(lladdr) PRINTF(" %02x:%02x:%02x:%02x:%02x:%02x ",(lladdr)->addr[0], (lladdr)->addr[1], (lladdr)->addr[2], (lladdr)->addr[3],(lladdr)->addr[4], (lladdr)->addr[5])
|
|
#define PRINTBITS(buf,len) { \
|
|
int i,j=0; \
|
|
for (i=0; i<len; ++i) { \
|
|
for (j=7; j>=0; --j) { \
|
|
PRINTF("%c", (((char *)buf)[i] & 1<<j) ? '1' : '0'); \
|
|
} \
|
|
PRINTF(" "); \
|
|
} \
|
|
}
|
|
#else
|
|
#define PRINTF(...)
|
|
#define PRINT6ADDR(addr)
|
|
#define PRINTLLADDR(addr)
|
|
#define PRINTBITS(buf,len)
|
|
#endif
|
|
|
|
PROCESS(coap_receiver, "CoAP Receiver");
|
|
|
|
/*----------------------------------------------------------------------------*/
|
|
/*- Variables ----------------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
static service_callback_t service_cbk = NULL;
|
|
/*----------------------------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
static
|
|
int
|
|
coap_receive(void)
|
|
{
|
|
coap_error_code = NO_ERROR;
|
|
|
|
PRINTF("handle_incoming_data(): received uip_datalen=%u \n",(uint16_t)uip_datalen());
|
|
|
|
/* Static declaration reduces stack peaks and program code size. */
|
|
static coap_packet_t message[1]; /* This way the packet can be treated as pointer as usual. */
|
|
static coap_packet_t response[1];
|
|
static coap_transaction_t *transaction = NULL;
|
|
|
|
if (uip_newdata()) {
|
|
|
|
PRINTF("receiving UDP datagram from: ");
|
|
PRINT6ADDR(&UIP_IP_BUF->srcipaddr);
|
|
PRINTF(":%u\n Length: %u\n Data: ", uip_ntohs(UIP_UDP_BUF->srcport), uip_datalen() );
|
|
PRINTBITS(uip_appdata, uip_datalen());
|
|
PRINTF("\n");
|
|
|
|
coap_error_code = coap_parse_message(message, uip_appdata, uip_datalen());
|
|
|
|
if (coap_error_code==NO_ERROR)
|
|
{
|
|
|
|
/*TODO duplicates suppression, if required by application */
|
|
|
|
PRINTF(" Parsed: v %u, t %u, oc %u, c %u, mid %u\n", message->version, message->type, message->option_count, message->code, message->mid);
|
|
PRINTF(" URL: %.*s\n", message->uri_path_len, message->uri_path);
|
|
PRINTF(" Payload: %.*s\n", message->payload_len, message->payload);
|
|
|
|
/* Handle requests. */
|
|
if (message->code >= COAP_GET && message->code <= COAP_DELETE)
|
|
{
|
|
/* Use transaction buffer for response to confirmable request. */
|
|
if ( (transaction = coap_new_transaction(message->mid, &UIP_IP_BUF->srcipaddr, UIP_UDP_BUF->srcport)) )
|
|
{
|
|
uint32_t block_num = 0;
|
|
uint16_t block_size = REST_MAX_CHUNK_SIZE;
|
|
uint32_t block_offset = 0;
|
|
int32_t new_offset = 0;
|
|
|
|
/* prepare response */
|
|
if (message->type==COAP_TYPE_CON)
|
|
{
|
|
/* Reliable CON requests are answered with an ACK. */
|
|
coap_init_message(response, COAP_TYPE_ACK, CONTENT_2_05, message->mid);
|
|
}
|
|
else
|
|
{
|
|
/* Unreliable NON requests are answered with a NON as well. */
|
|
coap_init_message(response, COAP_TYPE_NON, CONTENT_2_05, coap_get_mid());
|
|
}
|
|
|
|
/* resource handlers must take care of different handling (e.g., TOKEN_OPTION_REQUIRED_240) */
|
|
if (IS_OPTION(message, COAP_OPTION_TOKEN))
|
|
{
|
|
coap_set_header_token(response, message->token, message->token_len);
|
|
SET_OPTION(response, COAP_OPTION_TOKEN);
|
|
}
|
|
|
|
/* get offset for blockwise transfers */
|
|
if (coap_get_header_block2(message, &block_num, NULL, &block_size, &block_offset))
|
|
{
|
|
PRINTF("Blockwise: block request %lu (%u/%u) @ %lu bytes\n", block_num, block_size, REST_MAX_CHUNK_SIZE, block_offset);
|
|
block_size = MIN(block_size, REST_MAX_CHUNK_SIZE);
|
|
new_offset = block_offset;
|
|
}
|
|
|
|
/* Invoke resource handler. */
|
|
if (service_cbk)
|
|
{
|
|
/* Call REST framework and check if found and allowed. */
|
|
if (service_cbk(message, response, transaction->packet+COAP_MAX_HEADER_SIZE, block_size, &new_offset))
|
|
{
|
|
if (coap_error_code==NO_ERROR)
|
|
{
|
|
/* Apply blockwise transfers. */
|
|
if ( IS_OPTION(message, COAP_OPTION_BLOCK1) && response->code<BAD_REQUEST_4_00 && !IS_OPTION(response, COAP_OPTION_BLOCK1) )
|
|
{
|
|
PRINTF("Block1 NOT IMPLEMENTED\n");
|
|
|
|
coap_error_code = NOT_IMPLEMENTED_5_01;
|
|
coap_error_message = "NoBlock1Support";
|
|
}
|
|
else if ( IS_OPTION(message, COAP_OPTION_BLOCK2) )
|
|
{
|
|
/* unchanged new_offset indicates that resource is unaware of blockwise transfer */
|
|
if (new_offset==block_offset)
|
|
{
|
|
PRINTF("Blockwise: unaware resource with payload length %u/%u\n", response->payload_len, block_size);
|
|
if (block_offset >= response->payload_len)
|
|
{
|
|
PRINTF("handle_incoming_data(): block_offset >= response->payload_len\n");
|
|
|
|
response->code = BAD_OPTION_4_02;
|
|
coap_set_payload(response, "BlockOutOfScope", 15); /* a const char str[] and sizeof(str) produces larger code size */
|
|
}
|
|
else
|
|
{
|
|
coap_set_header_block2(response, block_num, response->payload_len - block_offset > block_size, block_size);
|
|
coap_set_payload(response, response->payload+block_offset, MIN(response->payload_len - block_offset, block_size));
|
|
} /* if (valid offset) */
|
|
}
|
|
else
|
|
{
|
|
/* resource provides chunk-wise data */
|
|
PRINTF("Blockwise: blockwise resource, new offset %ld\n", new_offset);
|
|
coap_set_header_block2(response, block_num, new_offset!=-1 || response->payload_len > block_size, block_size);
|
|
if (response->payload_len > block_size) coap_set_payload(response, response->payload, block_size);
|
|
} /* if (resource aware of blockwise) */
|
|
}
|
|
else if (new_offset!=0)
|
|
{
|
|
PRINTF("Blockwise: no block option for blockwise resource, using block size %u\n", REST_MAX_CHUNK_SIZE);
|
|
|
|
coap_set_header_block2(response, 0, new_offset!=-1, REST_MAX_CHUNK_SIZE);
|
|
coap_set_payload(response, response->payload, MIN(response->payload_len, REST_MAX_CHUNK_SIZE));
|
|
} /* if (blockwise request) */
|
|
} /* no errors/hooks */
|
|
} /* successful service callback */
|
|
|
|
/* Serialize response. */
|
|
if (coap_error_code==NO_ERROR)
|
|
{
|
|
if ((transaction->packet_len = coap_serialize_message(response, transaction->packet))==0)
|
|
{
|
|
coap_error_code = PACKET_SERIALIZATION_ERROR;
|
|
}
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
coap_error_code = NOT_IMPLEMENTED_5_01;
|
|
coap_error_message = "NoServiceCallbck"; // no a to fit 16 bytes
|
|
} /* if (service callback) */
|
|
|
|
} else {
|
|
coap_error_code = SERVICE_UNAVAILABLE_5_03;
|
|
coap_error_message = "NoFreeTraBuffer";
|
|
} /* if (transaction buffer) */
|
|
}
|
|
else
|
|
{
|
|
/* Responses */
|
|
|
|
if (message->type==COAP_TYPE_ACK)
|
|
{
|
|
PRINTF("Received ACK\n");
|
|
}
|
|
else if (message->type==COAP_TYPE_RST)
|
|
{
|
|
PRINTF("Received RST\n");
|
|
/* Cancel possible subscriptions. */
|
|
coap_remove_observer_by_mid(&UIP_IP_BUF->srcipaddr, UIP_UDP_BUF->srcport, message->mid);
|
|
}
|
|
|
|
if ( (transaction = coap_get_transaction_by_mid(message->mid)) )
|
|
{
|
|
/* Free transaction memory before callback, as it may create a new transaction. */
|
|
restful_response_handler callback = transaction->callback;
|
|
void *callback_data = transaction->callback_data;
|
|
coap_clear_transaction(transaction);
|
|
|
|
/* Check if someone registered for the response */
|
|
if (callback) {
|
|
callback(callback_data, message);
|
|
}
|
|
} /* if (ACKed transaction) */
|
|
transaction = NULL;
|
|
|
|
} /* Request or Response */
|
|
|
|
} /* if (parsed correctly) */
|
|
|
|
if (coap_error_code==NO_ERROR)
|
|
{
|
|
if (transaction) coap_send_transaction(transaction);
|
|
}
|
|
else if (coap_error_code==MANUAL_RESPONSE)
|
|
{
|
|
PRINTF("Clearing transaction for manual response");
|
|
coap_clear_transaction(transaction);
|
|
}
|
|
else
|
|
{
|
|
PRINTF("ERROR %u: %s\n", coap_error_code, coap_error_message);
|
|
coap_clear_transaction(transaction);
|
|
|
|
/* Set to sendable error code. */
|
|
if (coap_error_code >= 192)
|
|
{
|
|
coap_error_code = INTERNAL_SERVER_ERROR_5_00;
|
|
}
|
|
/* Reuse input buffer for error message. */
|
|
coap_init_message(message, COAP_TYPE_ACK, coap_error_code, message->mid);
|
|
coap_set_payload(message, coap_error_message, strlen(coap_error_message));
|
|
coap_send_message(&UIP_IP_BUF->srcipaddr, UIP_UDP_BUF->srcport, uip_appdata, coap_serialize_message(message, uip_appdata));
|
|
}
|
|
} /* if (new data) */
|
|
|
|
return coap_error_code;
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
void
|
|
coap_receiver_init()
|
|
{
|
|
process_start(&coap_receiver, NULL);
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
void
|
|
coap_set_service_callback(service_callback_t callback)
|
|
{
|
|
service_cbk = callback;
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
rest_resource_flags_t
|
|
coap_get_rest_method(void *packet)
|
|
{
|
|
return (rest_resource_flags_t)(1 << (((coap_packet_t *)packet)->code - 1));
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
/*- Server part --------------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
|
|
/* The discover resource is automatically included for CoAP. */
|
|
RESOURCE(well_known_core, METHOD_GET, ".well-known/core", "ct=40");
|
|
void
|
|
well_known_core_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
|
|
{
|
|
size_t strpos = 0; /* position in overall string (which is larger than the buffer) */
|
|
size_t bufpos = 0; /* position within buffer (bytes written) */
|
|
size_t tmplen = 0;
|
|
resource_t* resource = NULL;
|
|
|
|
/* For filtering. */
|
|
const char *filter = NULL;
|
|
int len = coap_get_query_variable(request, "rt", &filter);
|
|
char *rt = NULL;
|
|
|
|
for (resource = (resource_t*)list_head(rest_get_resources()); resource; resource = resource->next)
|
|
{
|
|
/* Filtering */
|
|
if (len && ((rt=strstr(resource->attributes, "rt=\""))==NULL || memcmp(rt+4, filter, len-1)!=0 || (filter[len-1]!='*' && (filter[len-1]!=rt[3+len] || rt[4+len]!='"'))))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
PRINTF("res: /%s (%p)\npos: s%d, o%d, b%d\n", resource->url, resource, strpos, *offset, bufpos);
|
|
|
|
if (strpos >= *offset && bufpos < preferred_size)
|
|
{
|
|
buffer[bufpos++] = '<';
|
|
}
|
|
++strpos;
|
|
|
|
if (strpos >= *offset && bufpos < preferred_size)
|
|
{
|
|
buffer[bufpos++] = '/';
|
|
}
|
|
++strpos;
|
|
|
|
tmplen = strlen(resource->url);
|
|
if (strpos+tmplen > *offset)
|
|
{
|
|
bufpos += snprintf((char *) buffer + bufpos, preferred_size - bufpos + 1,
|
|
"%s", resource->url + ((*offset-(int32_t)strpos > 0) ? (*offset-(int32_t)strpos) : 0));
|
|
/* minimal-net requires these casts */
|
|
if (bufpos >= preferred_size)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
strpos += tmplen;
|
|
|
|
if (strpos >= *offset && bufpos < preferred_size)
|
|
{
|
|
buffer[bufpos++] = '>';
|
|
}
|
|
++strpos;
|
|
|
|
if (resource->attributes[0])
|
|
{
|
|
if (strpos >= *offset && bufpos < preferred_size)
|
|
{
|
|
buffer[bufpos++] = ';';
|
|
}
|
|
++strpos;
|
|
|
|
tmplen = strlen(resource->attributes);
|
|
if (strpos+tmplen > *offset)
|
|
{
|
|
bufpos += snprintf((char *) buffer + bufpos, preferred_size - bufpos + 1,
|
|
"%s", resource->attributes + (*offset-(int32_t)strpos > 0 ? *offset-(int32_t)strpos : 0));
|
|
if (bufpos >= preferred_size)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
strpos += tmplen;
|
|
}
|
|
|
|
if (resource->next)
|
|
{
|
|
if (strpos >= *offset && bufpos < preferred_size)
|
|
{
|
|
buffer[bufpos++] = ',';
|
|
}
|
|
++strpos;
|
|
}
|
|
|
|
/* buffer full, but resource not completed yet; or: do not break if resource exactly fills buffer. */
|
|
if (bufpos >= preferred_size && strpos-bufpos > *offset)
|
|
{
|
|
PRINTF("res: BREAK at %s (%p)\n", resource->url, resource);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (bufpos>0) {
|
|
PRINTF("BUF %d: %.*s\n", bufpos, bufpos, (char *) buffer);
|
|
|
|
coap_set_payload(response, buffer, bufpos );
|
|
coap_set_header_content_type(response, APPLICATION_LINK_FORMAT);
|
|
}
|
|
else if (strpos>0)
|
|
{
|
|
PRINTF("well_known_core_handler(): bufpos<=0\n");
|
|
|
|
coap_set_status_code(response, BAD_OPTION_4_02);
|
|
coap_set_payload(response, "BlockOutOfScope", 15);
|
|
}
|
|
|
|
if (resource==NULL) {
|
|
PRINTF("res: DONE\n");
|
|
*offset = -1;
|
|
}
|
|
else
|
|
{
|
|
PRINTF("res: MORE at %s (%p)\n", resource->url, resource);
|
|
*offset += preferred_size;
|
|
}
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
PROCESS_THREAD(coap_receiver, ev, data)
|
|
{
|
|
PROCESS_BEGIN();
|
|
PRINTF("Starting CoAP-07 receiver...\n");
|
|
|
|
rest_activate_resource(&resource_well_known_core);
|
|
|
|
coap_register_as_transaction_handler();
|
|
coap_init_connection(SERVER_LISTEN_PORT);
|
|
PRINTF("Listening on port %u\n", UIP_HTONS(SERVER_LISTEN_PORT));
|
|
|
|
while(1) {
|
|
PROCESS_YIELD();
|
|
|
|
if(ev == tcpip_event) {
|
|
coap_receive();
|
|
} else if (ev == PROCESS_EVENT_TIMER) {
|
|
/* retransmissions are handled here */
|
|
coap_check_transactions();
|
|
}
|
|
} /* while (1) */
|
|
|
|
PROCESS_END();
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
/*- Client part --------------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
void coap_blocking_request_callback(void *callback_data, void *response) {
|
|
struct request_state_t *state = (struct request_state_t *) callback_data;
|
|
state->response = (coap_packet_t*) response;
|
|
process_poll(state->process);
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
PT_THREAD(coap_blocking_request(struct request_state_t *state, process_event_t ev,
|
|
uip_ipaddr_t *remote_ipaddr, uint16_t remote_port,
|
|
coap_packet_t *request,
|
|
blocking_response_handler request_callback)) {
|
|
PT_BEGIN(&state->pt);
|
|
|
|
static uint8_t more;
|
|
static uint32_t res_block;
|
|
static uint8_t block_error;
|
|
|
|
state->block_num = 0;
|
|
state->response = NULL;
|
|
state->process = PROCESS_CURRENT();
|
|
|
|
more = 0;
|
|
res_block = 0;
|
|
block_error = 0;
|
|
|
|
do {
|
|
request->mid = coap_get_mid();
|
|
if ((state->transaction = coap_new_transaction(request->mid, remote_ipaddr, remote_port)))
|
|
{
|
|
state->transaction->callback = coap_blocking_request_callback;
|
|
state->transaction->callback_data = state;
|
|
|
|
if (state->block_num>0)
|
|
{
|
|
coap_set_header_block2(request, state->block_num, 0, REST_MAX_CHUNK_SIZE);
|
|
}
|
|
|
|
state->transaction->packet_len = coap_serialize_message(request, state->transaction->packet);
|
|
|
|
coap_send_transaction(state->transaction);
|
|
PRINTF("Requested #%lu (MID %u)\n", state->block_num, request->mid);
|
|
|
|
PT_YIELD_UNTIL(&state->pt, ev == PROCESS_EVENT_POLL);
|
|
|
|
if (!state->response)
|
|
{
|
|
PRINTF("Server not responding\n");
|
|
PT_EXIT(&state->pt);
|
|
}
|
|
|
|
coap_get_header_block2(state->response, &res_block, &more, NULL, NULL);
|
|
|
|
PRINTF("Received #%lu%s (%u bytes)\n", res_block, more ? "+" : "", state->response->payload_len);
|
|
|
|
if (res_block==state->block_num)
|
|
{
|
|
request_callback(state->response);
|
|
++(state->block_num);
|
|
}
|
|
else
|
|
{
|
|
PRINTF("WRONG BLOCK %lu/%lu\n", res_block, state->block_num);
|
|
++block_error;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
PRINTF("Could not allocate transaction buffer");
|
|
PT_EXIT(&state->pt);
|
|
}
|
|
} while (more && block_error<COAP_MAX_ATTEMPTS);
|
|
|
|
PT_END(&state->pt);
|
|
}
|
|
/*----------------------------------------------------------------------------*/
|
|
/*- Engine Interface ---------------------------------------------------------*/
|
|
/*----------------------------------------------------------------------------*/
|
|
const struct rest_implementation coap_rest_implementation = {
|
|
"CoAP-07",
|
|
|
|
coap_receiver_init,
|
|
coap_set_service_callback,
|
|
|
|
coap_get_header_uri_path,
|
|
coap_set_header_uri_path,
|
|
coap_get_rest_method,
|
|
coap_set_status_code,
|
|
|
|
coap_get_header_content_type,
|
|
coap_set_header_content_type,
|
|
coap_get_header_accept,
|
|
NULL,
|
|
NULL,
|
|
coap_get_header_max_age,
|
|
coap_set_header_max_age,
|
|
coap_set_header_etag,
|
|
coap_get_header_if_match,
|
|
coap_get_header_if_none_match,
|
|
coap_get_header_uri_host,
|
|
coap_set_header_location_path,
|
|
|
|
coap_get_payload,
|
|
coap_set_payload,
|
|
|
|
coap_get_header_uri_query,
|
|
coap_get_query_variable,
|
|
coap_get_post_variable,
|
|
|
|
coap_notify_observers,
|
|
(restful_post_handler) coap_observe_handler,
|
|
|
|
NULL, /* default pre-handler (set separate handler after activation if needed) */
|
|
NULL, /* default post-handler for non-observable resources */
|
|
|
|
{
|
|
CONTENT_2_05,
|
|
CREATED_2_01,
|
|
CHANGED_2_04,
|
|
DELETED_2_02,
|
|
VALID_2_03,
|
|
|
|
BAD_REQUEST_4_00,
|
|
UNAUTHORIZED_4_01,
|
|
BAD_OPTION_4_02,
|
|
FORBIDDEN_4_03,
|
|
NOT_FOUND_4_04,
|
|
METHOD_NOT_ALLOWED_4_05,
|
|
NOT_ACCEPTABLE_4_06,
|
|
REQUEST_ENTITY_TOO_LARGE_4_13,
|
|
UNSUPPORTED_MEDIA_TYPE_4_15,
|
|
|
|
INTERNAL_SERVER_ERROR_5_00,
|
|
NOT_IMPLEMENTED_5_01,
|
|
BAD_GATEWAY_5_02,
|
|
SERVICE_UNAVAILABLE_5_03,
|
|
GATEWAY_TIMEOUT_5_04,
|
|
PROXYING_NOT_SUPPORTED_5_05
|
|
},
|
|
|
|
{
|
|
TEXT_PLAIN,
|
|
TEXT_XML,
|
|
TEXT_CSV,
|
|
TEXT_HTML,
|
|
IMAGE_GIF,
|
|
IMAGE_JPEG,
|
|
IMAGE_PNG,
|
|
IMAGE_TIFF,
|
|
AUDIO_RAW,
|
|
VIDEO_RAW,
|
|
APPLICATION_LINK_FORMAT,
|
|
APPLICATION_XML,
|
|
APPLICATION_OCTET_STREAM,
|
|
APPLICATION_RDF_XML,
|
|
APPLICATION_SOAP_XML,
|
|
APPLICATION_ATOM_XML,
|
|
APPLICATION_XMPP_XML,
|
|
APPLICATION_EXI,
|
|
APPLICATION_FASTINFOSET,
|
|
APPLICATION_SOAP_FASTINFOSET,
|
|
APPLICATION_JSON,
|
|
APPLICATION_X_OBIX_BINARY
|
|
}
|
|
};
|