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Move mg_mqtt_next-* to the example, and some nits

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cpq committed 2022-08-26 14:20:54 +01:00
1 parent ffa033cca9
commit c7b9ca68c2
10 files changed
+45 -150
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src/mqtt.c
-26
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@@ -185,32 +185,6 @@ int mg_mqtt_parse(const uint8_t *buf, size_t len, uint8_t version,
return MQTT_OK;
}
static size_t mg_mqtt_next_topic(struct mg_mqtt_message *msg,
struct mg_str *topic, uint8_t *qos,
size_t pos) {
unsigned char *buf = (unsigned char *) msg->dgram.ptr + pos;
size_t new_pos;
if (pos >= msg->dgram.len) return 0;
topic->len = (size_t) (((unsigned) buf[0]) << 8 | buf[1]);
topic->ptr = (char *) buf + 2;
new_pos = pos + 2 + topic->len + (qos == NULL ? 0 : 1);
if ((size_t) new_pos > msg->dgram.len) return 0;
if (qos != NULL) *qos = buf[2 + topic->len];
return new_pos;
}
size_t mg_mqtt_next_sub(struct mg_mqtt_message *msg, struct mg_str *topic,
uint8_t *qos, size_t pos) {
uint8_t tmp;
return mg_mqtt_next_topic(msg, topic, qos == NULL ? &tmp : qos, pos);
}
size_t mg_mqtt_next_unsub(struct mg_mqtt_message *msg, struct mg_str *topic,
size_t pos) {
return mg_mqtt_next_topic(msg, topic, NULL, pos);
}
static void mqtt_cb(struct mg_connection *c, int ev, void *ev_data,
void *fn_data) {
if (ev == MG_EV_READ) {