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Fix COAP example, reduce number of ctx switches

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PUBLISHED_FROM=7010fff404826c3dfc783d2cbdcbd0936a8a2b85
This commit is contained in:
Marko Mikulicic 2015-12-15 10:35:14 +00:00
parent 3c53909e82
commit f05733da69
2 changed files with 18 additions and 20 deletions
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19
examples/coap_client/coap_client.c
View File

@ -2,14 +2,14 @@
* Copyright (c) 2015 Cesanta Software Limited * Copyright (c) 2015 Cesanta Software Limited
* All rights reserved * All rights reserved
* *
* This program sends CoAP CON-message to server (coap.me by default) * This program sends CoAP CON-message to server (coap.me by default)
* and waits for answer. * and waits for answer.
*/ */
#include "mongoose.h" #include "mongoose.h"
static int s_time_to_exit = 0; static int s_time_to_exit = 0;
static char* s_default_address = "udp://coap.me:5683"; static char *s_default_address = "udp://coap.me:5683";
static void coap_handler(struct mg_connection *nc, int ev, void *p) { static void coap_handler(struct mg_connection *nc, int ev, void *p) {
switch (ev) { switch (ev) {
@ -31,17 +31,16 @@ static void coap_handler(struct mg_connection *nc, int ev, void *p) {
break; break;
} }
case MG_EV_COAP_ACK: case MG_EV_COAP_ACK:
case MG_EV_COAP_RST: { case MG_EV_COAP_RST: {
struct mg_coap_message *cm = (struct mg_coap_message *)p; struct mg_coap_message *cm = (struct mg_coap_message *) p;
printf("ACK/RST for message with msg_id = %d received\n", printf("ACK/RST for message with msg_id = %d received\n", cm->msg_id);
cm->msg_id);
s_time_to_exit = 1; s_time_to_exit = 1;
break; break;
} }
} }
} }
int main(int argc, char* argv[]) { int main(int argc, char *argv[]) {
struct mg_mgr mgr; struct mg_mgr mgr;
struct mg_connection *nc; struct mg_connection *nc;
char *address = s_default_address; char *address = s_default_address;
@ -50,7 +49,7 @@ int main(int argc, char* argv[]) {
address = argv[1]; address = argv[1];
} }
printf("Using %s as CoAP server\n", address); printf("Using %s as CoAP server\n", address);
mg_mgr_init(&mgr, 0); mg_mgr_init(&mgr, 0);
@ -63,10 +62,10 @@ int main(int argc, char* argv[]) {
mg_set_protocol_coap(nc); mg_set_protocol_coap(nc);
while (!s_time_to_exit) { while (!s_time_to_exit) {
mg_mgr_poll(&mgr, 1); mg_mgr_poll(&mgr, 1000000);
} }
mg_mgr_free(&mgr); mg_mgr_free(&mgr);
return 0; return 0;
} }

19
examples/coap_server/coap_server.c
View File

@ -2,18 +2,18 @@
* Copyright (c) 2015 Cesanta Software Limited * Copyright (c) 2015 Cesanta Software Limited
* All rights reserved * All rights reserved
* *
* This program listens on 5683 for CoAP messages, * This program listens on 5683 for CoAP messages,
* sends ACK is nessesary and dump everything received. * sends ACK is nessesary and dump everything received.
* It is possible to use ../coap_client to send message. * It is possible to use ../coap_client to send message.
*/ */
#include "mongoose.h" #include "mongoose.h"
static char* s_default_address = "udp://:5683"; static char *s_default_address = "udp://:5683";
static int s_sig_received = 0; static int s_sig_received = 0;
static void signal_handler(int sig_num) { static void signal_handler(int sig_num) {
signal(sig_num, signal_handler); signal(sig_num, signal_handler);
s_sig_received = sig_num; s_sig_received = sig_num;
} }
@ -21,7 +21,7 @@ static void coap_handler(struct mg_connection *nc, int ev, void *p) {
switch (ev) { switch (ev) {
case MG_EV_COAP_CON: { case MG_EV_COAP_CON: {
uint32_t res; uint32_t res;
struct mg_coap_message *cm = (struct mg_coap_message *)p; struct mg_coap_message *cm = (struct mg_coap_message *) p;
printf("CON with msg_id = %d received\n", cm->msg_id); printf("CON with msg_id = %d received\n", cm->msg_id);
res = mg_coap_send_ack(nc, cm->msg_id); res = mg_coap_send_ack(nc, cm->msg_id);
if (res == 0) { if (res == 0) {
@ -34,10 +34,9 @@ static void coap_handler(struct mg_connection *nc, int ev, void *p) {
} }
case MG_EV_COAP_NOC: case MG_EV_COAP_NOC:
case MG_EV_COAP_ACK: case MG_EV_COAP_ACK:
case MG_EV_COAP_RST: { case MG_EV_COAP_RST: {
struct mg_coap_message *cm = (struct mg_coap_message *)p; struct mg_coap_message *cm = (struct mg_coap_message *) p;
printf("ACK/RST/NOC with msg_id = %d received\n", printf("ACK/RST/NOC with msg_id = %d received\n", cm->msg_id);
cm->msg_id);
break; break;
} }
} }
@ -58,12 +57,12 @@ int main() {
return -1; return -1;
} }
printf("Listening for CoAP messages at %s\n", s_default_address); printf("Listening for CoAP messages at %s\n", s_default_address);
mg_set_protocol_coap(nc); mg_set_protocol_coap(nc);
while (!s_sig_received) { while (!s_sig_received) {
mg_mgr_poll(&mgr, 1); mg_mgr_poll(&mgr, 1000000);
} }
printf("Exiting on signal %d\n", s_sig_received); printf("Exiting on signal %d\n", s_sig_received);