mirror of
https://github.com/lwip-tcpip/lwip.git
synced 2024-10-05 22:29:49 +00:00
mqtt: Trivial coding style fix
Add proper blank for if/for/while statements. Signed-off-by: Axel Lin <axel.lin@ingics.com>
This commit is contained in:
parent
b8bc7b7c71
commit
edfeab7932
@ -146,7 +146,7 @@ static const char * const mqtt_message_type_str[15] =
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static const char *
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mqtt_msg_type_to_str(u8_t msg_type)
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{
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if(msg_type >= LWIP_ARRAYSIZE(mqtt_message_type_str)) {
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if (msg_type >= LWIP_ARRAYSIZE(mqtt_message_type_str)) {
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msg_type = 0;
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}
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return mqtt_message_type_str[msg_type];
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@ -164,7 +164,7 @@ static u16_t
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msg_generate_packet_id(mqtt_client_t *client)
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{
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client->pkt_id_seq++;
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if(client->pkt_id_seq == 0) {
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if (client->pkt_id_seq == 0) {
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client->pkt_id_seq++;
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}
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return client->pkt_id_seq;
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@ -208,28 +208,28 @@ mqtt_output_send(struct mqtt_ringbuf_t *rb, struct tcp_pcb *tpcb)
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u16_t send_len = tcp_sndbuf(tpcb);
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LWIP_ASSERT("mqtt_output_send: tpcb != NULL", tpcb != NULL);
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if(send_len == 0 || ringbuf_lin_len == 0) {
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if (send_len == 0 || ringbuf_lin_len == 0) {
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return;
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}
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_output_send: tcp_sndbuf: %d bytes, ringbuf_linear_available: %d, get %d, put %d\n",
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send_len, ringbuf_lin_len, ((rb)->get & MQTT_RINGBUF_IDX_MASK), ((rb)->put & MQTT_RINGBUF_IDX_MASK)));
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if(send_len > ringbuf_lin_len) {
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if (send_len > ringbuf_lin_len) {
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/* Space in TCP output buffer is larger than available in ring buffer linear portion */
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send_len = ringbuf_lin_len;
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/* Wrap around if more data in ring buffer after linear portion */
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wrap = (mqtt_ringbuf_len(rb) > ringbuf_lin_len);
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}
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err = tcp_write(tpcb, mqtt_ringbuf_get_ptr(rb), send_len, TCP_WRITE_FLAG_COPY | (wrap ? TCP_WRITE_FLAG_MORE : 0));
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if((err == ERR_OK) && wrap) {
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if ((err == ERR_OK) && wrap) {
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mqtt_ringbuf_advance_get_idx(rb, send_len);
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/* Use the lesser one of ring buffer linear length and TCP send buffer size */
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send_len = LWIP_MIN(tcp_sndbuf(tpcb), mqtt_ringbuf_linear_read_length(rb));
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err = tcp_write(tpcb, mqtt_ringbuf_get_ptr(rb), send_len, TCP_WRITE_FLAG_COPY);
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}
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if(err == ERR_OK) {
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if (err == ERR_OK) {
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mqtt_ringbuf_advance_get_idx(rb, send_len);
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/* Flush */
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tcp_output(tpcb);
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@ -257,9 +257,9 @@ mqtt_create_request(struct mqtt_request_t *r_objs, u16_t pkt_id, mqtt_request_cb
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struct mqtt_request_t *r = NULL;
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u8_t n;
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LWIP_ASSERT("mqtt_create_request: r_objs != NULL", r_objs != NULL);
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for(n = 0; n < MQTT_REQ_MAX_IN_FLIGHT && r == NULL; n++) {
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for (n = 0; n < MQTT_REQ_MAX_IN_FLIGHT && r == NULL; n++) {
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/* Item point to itself if not in use */
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if(r_objs[n].next == &r_objs[n]) {
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if (r_objs[n].next == &r_objs[n]) {
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r = &r_objs[n];
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r->next = NULL;
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r->cb = cb;
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@ -286,14 +286,14 @@ mqtt_append_request(struct mqtt_request_t **tail, struct mqtt_request_t *r)
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LWIP_ASSERT("mqtt_append_request: tail != NULL", tail != NULL);
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/* Iterate trough queue to find head, and count total timeout time */
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for(iter = *tail; iter != NULL; iter = iter->next) {
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for (iter = *tail; iter != NULL; iter = iter->next) {
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time_before += iter->timeout_diff;
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head = iter;
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}
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LWIP_ASSERT("mqtt_append_request: time_before <= MQTT_REQ_TIMEOUT", time_before <= MQTT_REQ_TIMEOUT);
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r->timeout_diff = MQTT_REQ_TIMEOUT - time_before;
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if(head == NULL) {
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if (head == NULL) {
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*tail = r;
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} else {
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head->next = r;
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@ -308,7 +308,7 @@ mqtt_append_request(struct mqtt_request_t **tail, struct mqtt_request_t *r)
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static void
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mqtt_delete_request(struct mqtt_request_t *r)
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{
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if(r != NULL) {
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if (r != NULL) {
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r->next = r;
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}
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}
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@ -325,23 +325,23 @@ mqtt_take_request(struct mqtt_request_t **tail, u16_t pkt_id)
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struct mqtt_request_t *iter = NULL, *prev = NULL;
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LWIP_ASSERT("mqtt_take_request: tail != NULL", tail != NULL);
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/* Search all request for pkt_id */
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for(iter = *tail; iter != NULL; iter = iter->next) {
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if(iter->pkt_id == pkt_id) {
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for (iter = *tail; iter != NULL; iter = iter->next) {
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if (iter->pkt_id == pkt_id) {
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break;
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}
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prev = iter;
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}
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/* If request was found */
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if(iter != NULL) {
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if (iter != NULL) {
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/* unchain */
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if(prev == NULL) {
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if (prev == NULL) {
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*tail= iter->next;
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} else {
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prev->next = iter->next;
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}
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/* If exists, add remaining timeout time for the request to next */
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if(iter->next != NULL) {
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if (iter->next != NULL) {
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iter->next->timeout_diff += iter->timeout_diff;
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}
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iter->next = NULL;
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@ -359,13 +359,13 @@ mqtt_request_time_elapsed(struct mqtt_request_t **tail, u8_t t)
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{
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struct mqtt_request_t *r = *tail;
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LWIP_ASSERT("mqtt_request_time_elapsed: tail != NULL", tail != NULL);
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while(t > 0 && r != NULL) {
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if(t >= r->timeout_diff) {
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while (t > 0 && r != NULL) {
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if (t >= r->timeout_diff) {
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t -= (u8_t)r->timeout_diff;
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/* Unchain */
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*tail = r->next;
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/* Notify upper layer about timeout */
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if(r->cb != NULL) {
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if (r->cb != NULL) {
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r->cb(r->arg, ERR_TIMEOUT);
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}
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mqtt_delete_request(r);
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@ -387,7 +387,7 @@ mqtt_clear_requests(struct mqtt_request_t **tail)
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{
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struct mqtt_request_t *iter, *next;
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LWIP_ASSERT("mqtt_clear_requests: tail != NULL", tail != NULL);
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for(iter = *tail; iter != NULL; iter = next) {
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for (iter = *tail; iter != NULL; iter = next) {
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next = iter->next;
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mqtt_delete_request(iter);
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}
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@ -402,7 +402,7 @@ mqtt_init_requests(struct mqtt_request_t *r_objs)
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{
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u8_t n;
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LWIP_ASSERT("mqtt_init_requests: r_objs != NULL", r_objs != NULL);
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for(n = 0; n < MQTT_REQ_MAX_IN_FLIGHT; n++) {
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for (n = 0; n < MQTT_REQ_MAX_IN_FLIGHT; n++) {
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/* Item pointing to itself indicates unused */
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r_objs[n].next = &r_objs[n];
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}
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@ -429,7 +429,7 @@ static void
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mqtt_output_append_buf(struct mqtt_ringbuf_t *rb, const void *data, u16_t length)
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{
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u16_t n;
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for(n=0; n < length; n++) {
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for (n = 0; n < length; n++) {
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mqtt_ringbuf_put(rb, ((const u8_t *)data)[n]);
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}
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}
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@ -440,7 +440,7 @@ mqtt_output_append_string(struct mqtt_ringbuf_t *rb, const char *str, u16_t leng
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u16_t n;
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mqtt_ringbuf_put(rb, length >> 8);
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mqtt_ringbuf_put(rb, length & 0xff);
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for(n=0; n < length; n++) {
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for (n = 0; n < length; n++) {
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mqtt_ringbuf_put(rb, str[n]);
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}
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}
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@ -465,7 +465,7 @@ mqtt_output_append_fixed_header(struct mqtt_ringbuf_t *rb, u8_t msg_type, u8_t d
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do {
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mqtt_output_append_u8(rb, (r_length & 0x7f) | (r_length >= 128 ? 0x80 : 0));
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r_length >>= 7;
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} while(r_length > 0);
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} while (r_length > 0);
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}
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@ -487,7 +487,7 @@ mqtt_output_check_space(struct mqtt_ringbuf_t *rb, u16_t r_length)
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do {
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total_len++;
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r_length >>= 7;
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} while(r_length > 0);
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} while (r_length > 0);
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return (total_len <= mqtt_ringbuf_free(rb));
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}
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@ -504,13 +504,13 @@ mqtt_close(mqtt_client_t *client, mqtt_connection_status_t reason)
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LWIP_ASSERT("mqtt_close: client != NULL", client != NULL);
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/* Bring down TCP connection if not already done */
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if(client->conn != NULL) {
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if (client->conn != NULL) {
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err_t res;
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tcp_recv(client->conn, NULL);
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tcp_err(client->conn, NULL);
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tcp_sent(client->conn, NULL);
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res = tcp_close(client->conn);
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if(res != ERR_OK) {
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if (res != ERR_OK) {
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tcp_abort(client->conn);
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_close: Close err=%s\n", lwip_strerr(res)));
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}
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@ -523,10 +523,10 @@ mqtt_close(mqtt_client_t *client, mqtt_connection_status_t reason)
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sys_untimeout(mqtt_cyclic_timer, client);
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/* Notify upper layer of disconnection if changed state */
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if(client->conn_state != TCP_DISCONNECTED) {
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if (client->conn_state != TCP_DISCONNECTED) {
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client->conn_state = TCP_DISCONNECTED;
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if(client->connect_cb != NULL) {
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if (client->connect_cb != NULL) {
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client->connect_cb(client, client->connect_arg, reason);
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}
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}
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@ -544,33 +544,33 @@ mqtt_cyclic_timer(void *arg)
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mqtt_client_t *client = (mqtt_client_t *)arg;
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LWIP_ASSERT("mqtt_cyclic_timer: client != NULL", client != NULL);
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if(client->conn_state == MQTT_CONNECTING) {
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if (client->conn_state == MQTT_CONNECTING) {
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client->cyclic_tick++;
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if((client->cyclic_tick * MQTT_CYCLIC_TIMER_INTERVAL) >= MQTT_CONNECT_TIMOUT) {
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if ((client->cyclic_tick * MQTT_CYCLIC_TIMER_INTERVAL) >= MQTT_CONNECT_TIMOUT) {
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_cyclic_timer: CONNECT attempt to server timed out\n"));
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/* Disconnect TCP */
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mqtt_close(client, MQTT_CONNECT_TIMEOUT);
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restart_timer = 0;
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}
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} else if(client->conn_state == MQTT_CONNECTED) {
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} else if (client->conn_state == MQTT_CONNECTED) {
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/* Handle timeout for pending requests */
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mqtt_request_time_elapsed(&client->pend_req_queue, MQTT_CYCLIC_TIMER_INTERVAL);
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/* keep_alive > 0 means keep alive functionality shall be used */
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if(client->keep_alive > 0) {
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if (client->keep_alive > 0) {
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client->server_watchdog++;
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/* If reception from server has been idle for 1.5*keep_alive time, server is considered unresponsive */
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if((client->server_watchdog * MQTT_CYCLIC_TIMER_INTERVAL) > (client->keep_alive + client->keep_alive/2)) {
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if ((client->server_watchdog * MQTT_CYCLIC_TIMER_INTERVAL) > (client->keep_alive + client->keep_alive/2)) {
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LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_cyclic_timer: Server incoming keep-alive timeout\n"));
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mqtt_close(client, MQTT_CONNECT_TIMEOUT);
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restart_timer = 0;
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}
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/* If time for a keep alive message to be sent, transmission has been idle for keep_alive time */
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if((client->cyclic_tick * MQTT_CYCLIC_TIMER_INTERVAL) >= client->keep_alive) {
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if ((client->cyclic_tick * MQTT_CYCLIC_TIMER_INTERVAL) >= client->keep_alive) {
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_cyclic_timer: Sending keep-alive message to server\n"));
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if(mqtt_output_check_space(&client->output, 0) != 0) {
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if (mqtt_output_check_space(&client->output, 0) != 0) {
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mqtt_output_append_fixed_header(&client->output, MQTT_MSG_TYPE_PINGREQ, 0, 0, 0, 0);
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client->cyclic_tick = 0;
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}
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@ -582,7 +582,7 @@ mqtt_cyclic_timer(void *arg)
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LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_cyclic_timer: Timer should not be running in state %d\n", client->conn_state));
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restart_timer = 0;
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}
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if(restart_timer) {
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if (restart_timer) {
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sys_timeout(MQTT_CYCLIC_TIMER_INTERVAL*1000, mqtt_cyclic_timer, arg);
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}
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}
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@ -600,7 +600,7 @@ static err_t
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pub_ack_rec_rel_response(mqtt_client_t *client, u8_t msg, u16_t pkt_id, u8_t qos)
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{
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err_t err = ERR_OK;
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if(mqtt_output_check_space(&client->output, 2)) {
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if (mqtt_output_check_space(&client->output, 2)) {
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mqtt_output_append_fixed_header(&client->output, msg, 0, qos, 0, 2);
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mqtt_output_append_u16(&client->output, pkt_id);
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mqtt_output_send(&client->output, client->conn);
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@ -620,7 +620,7 @@ pub_ack_rec_rel_response(mqtt_client_t *client, u8_t msg, u16_t pkt_id, u8_t qos
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static void
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mqtt_incomming_suback(struct mqtt_request_t *r, u8_t result)
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{
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if(r->cb != NULL) {
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if (r->cb != NULL) {
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r->cb(r->arg, result < 3 ? ERR_OK : ERR_ABRT);
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}
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}
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@ -644,32 +644,32 @@ mqtt_message_received(mqtt_client_t *client, u8_t fixed_hdr_idx, u16_t length, u
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u8_t pkt_type = MQTT_CTL_PACKET_TYPE(client->rx_buffer[0]);
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u16_t pkt_id = 0;
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if(pkt_type == MQTT_MSG_TYPE_CONNACK) {
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if(client->conn_state == MQTT_CONNECTING) {
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if (pkt_type == MQTT_MSG_TYPE_CONNACK) {
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if (client->conn_state == MQTT_CONNECTING) {
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/* Get result code from CONNACK */
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res = (mqtt_connection_status_t)var_hdr_payload[1];
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_message_received: Connect response code %d\n", res));
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if(res == MQTT_CONNECT_ACCEPTED) {
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if (res == MQTT_CONNECT_ACCEPTED) {
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/* Reset cyclic_tick when changing to connected state */
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client->cyclic_tick = 0;
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client->conn_state = MQTT_CONNECTED;
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/* Notify upper layer */
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if(client->connect_cb != 0) {
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if (client->connect_cb != 0) {
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client->connect_cb(client, client->connect_arg, res);
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}
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}
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} else {
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LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_message_received: Received CONNACK in connected state\n"));
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}
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} else if(pkt_type == MQTT_MSG_TYPE_PINGRESP) {
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} else if (pkt_type == MQTT_MSG_TYPE_PINGRESP) {
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,( "mqtt_message_received: Received PINGRESP from server\n"));
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} else if(pkt_type == MQTT_MSG_TYPE_PUBLISH) {
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} else if (pkt_type == MQTT_MSG_TYPE_PUBLISH) {
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u16_t payload_offset = 0;
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u16_t payload_length = length;
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u8_t qos = MQTT_CTL_PACKET_QOS(client->rx_buffer[0]);
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if(client->msg_idx <= MQTT_VAR_HEADER_BUFFER_LEN) {
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if (client->msg_idx <= MQTT_VAR_HEADER_BUFFER_LEN) {
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/* Should have topic and pkt id*/
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uint8_t *topic;
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uint16_t after_topic;
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@ -680,13 +680,13 @@ mqtt_message_received(mqtt_client_t *client, u8_t fixed_hdr_idx, u16_t length, u
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topic = var_hdr_payload + 2;
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after_topic = 2 + topic_len;
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/* Check length, add one byte even for QoS 0 so that zero termination will fit */
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if((after_topic + qos ? 2 : 1) > length) {
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if ((after_topic + qos ? 2 : 1) > length) {
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LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_message_received: Receive buffer can not fit topic + pkt_id\n"));
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goto out_disconnect;
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}
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/* id for QoS 1 and 2 */
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if(qos > 0) {
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if (qos > 0) {
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client->inpub_pkt_id = ((u16_t)var_hdr_payload[after_topic] << 8) + (u16_t)var_hdr_payload[after_topic + 1];
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after_topic += 2;
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} else {
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@ -702,16 +702,16 @@ mqtt_message_received(mqtt_client_t *client, u8_t fixed_hdr_idx, u16_t length, u
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LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_incomming_publish: Received message with QoS %d at topic: %s, payload length %d\n",
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qos, topic, remaining_length + payload_length));
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if(client->pub_cb != NULL) {
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if (client->pub_cb != NULL) {
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client->pub_cb(client->inpub_arg, (const char *)topic, remaining_length + payload_length);
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}
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/* Restore byte after topic */
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topic[topic_len] = bkp;
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}
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if(payload_length > 0 || remaining_length == 0) {
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if (payload_length > 0 || remaining_length == 0) {
|
||||
client->data_cb(client->inpub_arg, var_hdr_payload + payload_offset, payload_length, remaining_length == 0 ? MQTT_DATA_FLAG_LAST : 0);
|
||||
/* Reply if QoS > 0 */
|
||||
if(remaining_length == 0 && qos > 0) {
|
||||
if (remaining_length == 0 && qos > 0) {
|
||||
/* Send PUBACK for QoS 1 or PUBREC for QoS 2 */
|
||||
u8_t resp_msg = (qos == 1) ? MQTT_MSG_TYPE_PUBACK : MQTT_MSG_TYPE_PUBREC;
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_incomming_publish: Sending publish response: %s with pkt_id: %d\n",
|
||||
@ -723,31 +723,31 @@ mqtt_message_received(mqtt_client_t *client, u8_t fixed_hdr_idx, u16_t length, u
|
||||
/* Get packet identifier */
|
||||
pkt_id = (u16_t)var_hdr_payload[0] << 8;
|
||||
pkt_id |= (u16_t)var_hdr_payload[1];
|
||||
if(pkt_id == 0) {
|
||||
if (pkt_id == 0) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_message_received: Got message with illegal packet identifier: 0\n"));
|
||||
goto out_disconnect;
|
||||
}
|
||||
if(pkt_type == MQTT_MSG_TYPE_PUBREC) {
|
||||
if (pkt_type == MQTT_MSG_TYPE_PUBREC) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_message_received: PUBREC, sending PUBREL with pkt_id: %d\n",pkt_id));
|
||||
pub_ack_rec_rel_response(client, MQTT_MSG_TYPE_PUBREL, pkt_id, 1);
|
||||
|
||||
} else if(pkt_type == MQTT_MSG_TYPE_PUBREL) {
|
||||
} else if (pkt_type == MQTT_MSG_TYPE_PUBREL) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_message_received: PUBREL, sending PUBCOMP response with pkt_id: %d\n",pkt_id));
|
||||
pub_ack_rec_rel_response(client, MQTT_MSG_TYPE_PUBCOMP, pkt_id, 0);
|
||||
|
||||
} else if(pkt_type == MQTT_MSG_TYPE_SUBACK || pkt_type == MQTT_MSG_TYPE_UNSUBACK ||
|
||||
} else if (pkt_type == MQTT_MSG_TYPE_SUBACK || pkt_type == MQTT_MSG_TYPE_UNSUBACK ||
|
||||
pkt_type == MQTT_MSG_TYPE_PUBCOMP || pkt_type == MQTT_MSG_TYPE_PUBACK) {
|
||||
struct mqtt_request_t *r = mqtt_take_request(&client->pend_req_queue, pkt_id);
|
||||
if(r != NULL) {
|
||||
if (r != NULL) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_message_received: %s response with id %d\n", mqtt_msg_type_to_str(pkt_type), pkt_id));
|
||||
if(pkt_type == MQTT_MSG_TYPE_SUBACK) {
|
||||
if(length < 3) {
|
||||
if (pkt_type == MQTT_MSG_TYPE_SUBACK) {
|
||||
if (length < 3) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_message_received: To small SUBACK packet\n"));
|
||||
goto out_disconnect;
|
||||
} else {
|
||||
mqtt_incomming_suback(r, var_hdr_payload[2]);
|
||||
}
|
||||
} else if(r->cb != NULL) {
|
||||
} else if (r->cb != NULL) {
|
||||
r->cb(r->arg, ERR_OK);
|
||||
}
|
||||
mqtt_delete_request(r);
|
||||
@ -779,10 +779,10 @@ mqtt_parse_incoming(mqtt_client_t *client, struct pbuf *p)
|
||||
u8_t fixed_hdr_idx = 0;
|
||||
u8_t b = 0;
|
||||
|
||||
while(p->tot_len > in_offset) {
|
||||
if((fixed_hdr_idx < 2) || ((b & 0x80) != 0)) {
|
||||
while (p->tot_len > in_offset) {
|
||||
if ((fixed_hdr_idx < 2) || ((b & 0x80) != 0)) {
|
||||
|
||||
if(fixed_hdr_idx < client->msg_idx) {
|
||||
if (fixed_hdr_idx < client->msg_idx) {
|
||||
b = client->rx_buffer[fixed_hdr_idx];
|
||||
} else {
|
||||
b = pbuf_get_at(p, in_offset++);
|
||||
@ -790,11 +790,11 @@ mqtt_parse_incoming(mqtt_client_t *client, struct pbuf *p)
|
||||
}
|
||||
fixed_hdr_idx++;
|
||||
|
||||
if(fixed_hdr_idx >= 2) {
|
||||
if (fixed_hdr_idx >= 2) {
|
||||
msg_rem_len |= (u32_t)(b & 0x7f) << ((fixed_hdr_idx - 2) * 7);
|
||||
if((b & 0x80) == 0) {
|
||||
if ((b & 0x80) == 0) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_parse_incoming: Remaining length after fixed header: %d\n", msg_rem_len));
|
||||
if(msg_rem_len == 0) {
|
||||
if (msg_rem_len == 0) {
|
||||
/* Complete message with no extra headers of payload received */
|
||||
mqtt_message_received(client, fixed_hdr_idx, 0, 0);
|
||||
client->msg_idx = 0;
|
||||
@ -815,7 +815,7 @@ mqtt_parse_incoming(mqtt_client_t *client, struct pbuf *p)
|
||||
|
||||
/* Limit to available space in buffer */
|
||||
buffer_space = MQTT_VAR_HEADER_BUFFER_LEN - cpy_start;
|
||||
if(cpy_len > buffer_space) {
|
||||
if (cpy_len > buffer_space) {
|
||||
cpy_len = buffer_space;
|
||||
}
|
||||
pbuf_copy_partial(p, client->rx_buffer+cpy_start, cpy_len, in_offset);
|
||||
@ -826,13 +826,13 @@ mqtt_parse_incoming(mqtt_client_t *client, struct pbuf *p)
|
||||
msg_rem_len -= cpy_len;
|
||||
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_parse_incoming: msg_idx: %d, cpy_len: %d, remaining %d\n", client->msg_idx, cpy_len, msg_rem_len));
|
||||
if(msg_rem_len == 0 || cpy_len == buffer_space) {
|
||||
if (msg_rem_len == 0 || cpy_len == buffer_space) {
|
||||
/* Whole message received or buffer is full */
|
||||
mqtt_connection_status_t res = mqtt_message_received(client, fixed_hdr_idx, (cpy_start + cpy_len) - fixed_hdr_idx, msg_rem_len);
|
||||
if(res != MQTT_CONNECT_ACCEPTED) {
|
||||
if (res != MQTT_CONNECT_ACCEPTED) {
|
||||
return res;
|
||||
}
|
||||
if(msg_rem_len == 0) {
|
||||
if (msg_rem_len == 0) {
|
||||
/* Reset parser state */
|
||||
client->msg_idx = 0;
|
||||
//msg_tot_len = 0;
|
||||
@ -859,12 +859,12 @@ mqtt_tcp_recv_cb(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err)
|
||||
LWIP_ASSERT("mqtt_tcp_recv_cb: client != NULL", client != NULL);
|
||||
LWIP_ASSERT("mqtt_tcp_recv_cb: client->conn == pcb", client->conn == pcb);
|
||||
|
||||
if(p == NULL) {
|
||||
if (p == NULL) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_tcp_recv_cb: Recv pbuf=NULL, remote has closed connection\n"));
|
||||
mqtt_close(client, MQTT_CONNECT_DISCONNECTED);
|
||||
} else {
|
||||
mqtt_connection_status_t res;
|
||||
if(err != ERR_OK) {
|
||||
if (err != ERR_OK) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_tcp_recv_cb: Recv err=%d\n", err));
|
||||
pbuf_free(p);
|
||||
return err;
|
||||
@ -875,11 +875,11 @@ mqtt_tcp_recv_cb(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err)
|
||||
res = mqtt_parse_incoming(client, p);
|
||||
pbuf_free(p);
|
||||
|
||||
if(res != MQTT_CONNECT_ACCEPTED) {
|
||||
if (res != MQTT_CONNECT_ACCEPTED) {
|
||||
mqtt_close(client, res);
|
||||
}
|
||||
/* If keep alive functionality is used */
|
||||
if(client->keep_alive != 0) {
|
||||
if (client->keep_alive != 0) {
|
||||
/* Reset server alive watchdog */
|
||||
client->server_watchdog = 0;
|
||||
}
|
||||
@ -904,16 +904,16 @@ mqtt_tcp_sent_cb(void *arg, struct tcp_pcb *tpcb, u16_t len)
|
||||
LWIP_UNUSED_ARG(tpcb);
|
||||
LWIP_UNUSED_ARG(len);
|
||||
|
||||
if(client->conn_state == MQTT_CONNECTED) {
|
||||
if (client->conn_state == MQTT_CONNECTED) {
|
||||
struct mqtt_request_t *r;
|
||||
|
||||
/* Reset keep-alive send timer and server watchdog */
|
||||
client->cyclic_tick = 0;
|
||||
client->server_watchdog = 0;
|
||||
/* QoS 0 publish has no response from server, so call its callbacks here */
|
||||
while((r = mqtt_take_request(&client->pend_req_queue, 0)) != NULL) {
|
||||
while ((r = mqtt_take_request(&client->pend_req_queue, 0)) != NULL) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_tcp_sent_cb: Calling QoS 0 publish complete callback\n"));
|
||||
if(r->cb != NULL) {
|
||||
if (r->cb != NULL) {
|
||||
r->cb(r->arg, ERR_OK);
|
||||
}
|
||||
mqtt_delete_request(r);
|
||||
@ -951,7 +951,7 @@ static err_t
|
||||
mqtt_tcp_poll_cb(void *arg, struct tcp_pcb *tpcb)
|
||||
{
|
||||
mqtt_client_t *client = (mqtt_client_t *)arg;
|
||||
if(client->conn_state == MQTT_CONNECTED) {
|
||||
if (client->conn_state == MQTT_CONNECTED) {
|
||||
/* Try send any remaining buffers from output queue */
|
||||
mqtt_output_send(&client->output, tpcb);
|
||||
}
|
||||
@ -969,7 +969,7 @@ mqtt_tcp_connect_cb(void *arg, struct tcp_pcb *tpcb, err_t err)
|
||||
{
|
||||
mqtt_client_t* client = (mqtt_client_t *)arg;
|
||||
|
||||
if(err != ERR_OK) {
|
||||
if (err != ERR_OK) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_tcp_connect_cb: TCP connect error %d\n", err));
|
||||
return err;
|
||||
}
|
||||
@ -1041,7 +1041,7 @@ mqtt_publish(mqtt_client_t *client, const char *topic, const void *payload, u16_
|
||||
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_publish: Publish with payload length %d to topic \"%s\"\n", payload_length, topic));
|
||||
|
||||
if(qos > 0) {
|
||||
if (qos > 0) {
|
||||
remaining_length += 2;
|
||||
/* Generate pkt_id id for QoS1 and 2 */
|
||||
pkt_id = msg_generate_packet_id(client);
|
||||
@ -1051,11 +1051,11 @@ mqtt_publish(mqtt_client_t *client, const char *topic, const void *payload, u16_
|
||||
}
|
||||
|
||||
r = mqtt_create_request(client->req_list, pkt_id, cb, arg);
|
||||
if(r == NULL) {
|
||||
if (r == NULL) {
|
||||
return ERR_MEM;
|
||||
}
|
||||
|
||||
if(mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
if (mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
mqtt_delete_request(r);
|
||||
return ERR_MEM;
|
||||
}
|
||||
@ -1066,12 +1066,12 @@ mqtt_publish(mqtt_client_t *client, const char *topic, const void *payload, u16_
|
||||
mqtt_output_append_string(&client->output, topic, topic_len);
|
||||
|
||||
/* Append packet if for QoS 1 and 2*/
|
||||
if(qos > 0) {
|
||||
if (qos > 0) {
|
||||
mqtt_output_append_u16(&client->output, pkt_id);
|
||||
}
|
||||
|
||||
/* Append optional publish payload */
|
||||
if((payload != NULL) && (payload_length > 0)) {
|
||||
if ((payload != NULL) && (payload_length > 0)) {
|
||||
mqtt_output_append_buf(&client->output, payload, payload_length);
|
||||
}
|
||||
|
||||
@ -1114,18 +1114,18 @@ mqtt_sub_unsub(mqtt_client_t *client, const char *topic, u8_t qos, mqtt_request_
|
||||
remaining_length = (u16_t)total_len;
|
||||
|
||||
LWIP_ASSERT("mqtt_sub_unsub: qos < 3", qos < 3);
|
||||
if(client->conn_state == TCP_DISCONNECTED) {
|
||||
if (client->conn_state == TCP_DISCONNECTED) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_sub_unsub: Can not (un)subscribe in disconnected state\n"));
|
||||
return ERR_CONN;
|
||||
}
|
||||
|
||||
pkt_id = msg_generate_packet_id(client);
|
||||
r = mqtt_create_request(client->req_list, pkt_id, cb, arg);
|
||||
if(r == NULL) {
|
||||
if (r == NULL) {
|
||||
return ERR_MEM;
|
||||
}
|
||||
|
||||
if(mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
if (mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
mqtt_delete_request(r);
|
||||
return ERR_MEM;
|
||||
}
|
||||
@ -1138,7 +1138,7 @@ mqtt_sub_unsub(mqtt_client_t *client, const char *topic, u8_t qos, mqtt_request_
|
||||
/* Topic */
|
||||
mqtt_output_append_string(&client->output, topic, topic_len);
|
||||
/* QoS */
|
||||
if(sub != 0) {
|
||||
if (sub != 0) {
|
||||
mqtt_output_append_u8(&client->output, LWIP_MIN(qos, 2));
|
||||
}
|
||||
|
||||
@ -1175,7 +1175,7 @@ mqtt_client_t *
|
||||
mqtt_client_new(void)
|
||||
{
|
||||
mqtt_client_t *client = (mqtt_client_t *)mem_malloc(sizeof(mqtt_client_t));
|
||||
if(client != NULL) {
|
||||
if (client != NULL) {
|
||||
memset(client, 0, sizeof(mqtt_client_t));
|
||||
}
|
||||
return client;
|
||||
@ -1209,7 +1209,7 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
LWIP_ASSERT("mqtt_client_connect: client_info != NULL", client_info != NULL);
|
||||
LWIP_ASSERT("mqtt_client_connect: client_info->client_id != NULL", client_info->client_id != NULL);
|
||||
|
||||
if(client->conn_state != TCP_DISCONNECTED) {
|
||||
if (client->conn_state != TCP_DISCONNECTED) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_client_connect: Already connected\n"));
|
||||
return ERR_ISCONN;
|
||||
}
|
||||
@ -1222,10 +1222,10 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
mqtt_init_requests(client->req_list);
|
||||
|
||||
/* Build connect message */
|
||||
if(client_info->will_topic != NULL && client_info->will_msg != NULL) {
|
||||
if (client_info->will_topic != NULL && client_info->will_msg != NULL) {
|
||||
flags |= MQTT_CONNECT_FLAG_WILL;
|
||||
flags |= (client_info->will_qos & 3) << 3;
|
||||
if(client_info->will_retain) {
|
||||
if (client_info->will_retain) {
|
||||
flags |= MQTT_CONNECT_FLAG_WILL_RETAIN;
|
||||
}
|
||||
len = strlen(client_info->will_topic);
|
||||
@ -1249,12 +1249,12 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
LWIP_ERROR("mqtt_client_connect: remaining_length overflow", len <= 0xFFFF, return ERR_VAL);
|
||||
remaining_length = (u16_t)len;
|
||||
|
||||
if(mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
if (mqtt_output_check_space(&client->output, remaining_length) == 0) {
|
||||
return ERR_MEM;
|
||||
}
|
||||
|
||||
client->conn = tcp_new();
|
||||
if(client->conn == NULL) {
|
||||
if (client->conn == NULL) {
|
||||
return ERR_MEM;
|
||||
}
|
||||
|
||||
@ -1262,7 +1262,7 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
tcp_arg(client->conn, client);
|
||||
/* Any local address, pick random local port number */
|
||||
err = tcp_bind(client->conn, IP_ADDR_ANY, 0);
|
||||
if(err != ERR_OK) {
|
||||
if (err != ERR_OK) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_WARN,("mqtt_client_connect: Error binding to local ip/port, %d\n", err));
|
||||
goto tcp_fail;
|
||||
}
|
||||
@ -1270,7 +1270,7 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
|
||||
/* Connect to server */
|
||||
err = tcp_connect(client->conn, ip_addr, port, mqtt_tcp_connect_cb);
|
||||
if(err != ERR_OK) {
|
||||
if (err != ERR_OK) {
|
||||
LWIP_DEBUGF(MQTT_DEBUG_TRACE,("mqtt_client_connect: Error connecting to remote ip/port, %d\n", err));
|
||||
goto tcp_fail;
|
||||
}
|
||||
@ -1291,7 +1291,7 @@ mqtt_client_connect(mqtt_client_t *client, const ip_addr_t *ip_addr, u16_t port,
|
||||
/* Append client id */
|
||||
mqtt_output_append_string(&client->output, client_info->client_id, client_id_length);
|
||||
/* Append will message if used */
|
||||
if(will_topic_len > 0) {
|
||||
if (will_topic_len > 0) {
|
||||
mqtt_output_append_string(&client->output, client_info->will_topic, will_topic_len);
|
||||
mqtt_output_append_string(&client->output, client_info->will_msg, will_msg_len);
|
||||
}
|
||||
@ -1314,7 +1314,7 @@ mqtt_disconnect(mqtt_client_t *client)
|
||||
{
|
||||
LWIP_ASSERT("mqtt_disconnect: client != NULL", client);
|
||||
/* If connection in not already closed */
|
||||
if(client->conn_state != TCP_DISCONNECTED) {
|
||||
if (client->conn_state != TCP_DISCONNECTED) {
|
||||
/* Set conn_state before calling mqtt_close to prevent callback from being called */
|
||||
client->conn_state = TCP_DISCONNECTED;
|
||||
mqtt_close(client, (mqtt_connection_status_t)0);
|
||||
|
Loading…
Reference in New Issue
Block a user