54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
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#include "user_config.h"
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#include "c_types.h"
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#include "coap.h"
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size_t coap_server_respond(char *data, unsigned short len, unsigned short size)
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{
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NODE_DBG("coap_server_respond is called.\n");
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if(len>size){
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NODE_DBG("len:%d, size:%d\n",len,size);
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return 0;
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}
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size_t rsplen = size;
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coap_packet_t pkt;
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uint8_t scratch_raw[4];
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coap_rw_buffer_t scratch_buf = {scratch_raw, sizeof(scratch_raw)};
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int rc;
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#ifdef COAP_DEBUG
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NODE_DBG("Received: ");
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coap_dump(data, len, true);
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NODE_DBG("\n");
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#endif
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if (0 != (rc = coap_parse(&pkt, data, len))){
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NODE_DBG("Bad packet rc=%d\n", rc);
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return 0;
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}
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else
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{
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coap_packet_t rsppkt;
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#ifdef COAP_DEBUG
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coap_dumpPacket(&pkt);
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#endif
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coap_handle_req(&scratch_buf, &pkt, &rsppkt);
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if (0 != (rc = coap_build(data, &rsplen, &rsppkt))){
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NODE_DBG("coap_build failed rc=%d\n", rc);
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return 0;
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}
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else
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{
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#ifdef COAP_DEBUG
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NODE_DBG("Responding: ");
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coap_dump(data, rsplen, true);
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NODE_DBG("\n");
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#endif
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#ifdef COAP_DEBUG
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coap_dumpPacket(&rsppkt);
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#endif
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}
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return rsplen;
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}
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}
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