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Seed CoAP message id, fixes #847 (#1401)

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This commit is contained in:
Marcel Stör 2016-07-17 15:17:57 +02:00 committed by GitHub
parent 0bbce6f845
commit cc2fee5ec0
1 changed files with 4 additions and 4 deletions
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8
app/coap/coap.c
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@ -98,7 +98,7 @@ int coap_buildToken(const coap_buffer_t *tokbuf, const coap_header_t *hdr, uint8
p = buf + 4;
if ((hdr->tkl > 0) && (hdr->tkl != tokbuf->len))
return COAP_ERR_UNSUPPORTED;
if (hdr->tkl > 0)
c_memcpy(p, tokbuf->p, hdr->tkl);
@ -483,7 +483,7 @@ int coap_make_request(coap_rw_buffer_t *scratch, coap_packet_t *pkt, coap_msgtyp
if (uri->port != COAP_DEFAULT_PORT) {
pkt->opts[pkt->numopts].num = COAP_OPTION_URI_PORT;
res = coap_encode_var_bytes(scratch->p, uri->port);
res = coap_encode_var_bytes(scratch->p, uri->port);
pkt->opts[pkt->numopts].buf.len = res;
pkt->opts[pkt->numopts].buf.p = scratch->p;
scratch->p += res;
@ -496,7 +496,7 @@ int coap_make_request(coap_rw_buffer_t *scratch, coap_packet_t *pkt, coap_msgtyp
}
if (uri->query.length) {
res = coap_split_query(scratch, pkt, uri->query.s, uri->query.length);
res = coap_split_query(scratch, pkt, uri->query.s, uri->query.length);
}
pkt->payload.p = payload;
@ -546,7 +546,7 @@ next:
void coap_setup(void)
{
message_id = (unsigned short)rand(); // calculate only once
message_id = (unsigned short)os_random(); // calculate only once
}
inline int