wt/mongoose
1
0 Fork 0
mirror of https://github.com/cesanta/mongoose.git synced 2026-11-08 16:11:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

mg_iobuf_delete -> mg_iobuf_del

Browse Source
This commit is contained in:
Sergey Lyubka committed 2021-08-28 07:16:38 +01:00
1 parent bd64043377
commit 913e730ec2
15 files changed
+137 -146
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

src/mqtt.c
+15 -15
View File
@@ -20,14 +20,14 @@ enum { MQTT_OK, MQTT_INCOMPLETE, MQTT_MALFORMED };
void mg_mqtt_send_header(struct mg_connection *c, uint8_t cmd, uint8_t flags,
uint32_t len) {
uint8_t buf[1 + sizeof(len)], *vlen = &buf[1];
buf[0] = (uint8_t)((cmd << 4) | flags);
buf[0] = (uint8_t) ((cmd << 4) | flags);
do {
*vlen = len % 0x80;
len /= 0x80;
if (len > 0) *vlen |= 0x80;
vlen++;
} while (len > 0 && vlen < &buf[sizeof(buf)]);
mg_send(c, buf, (size_t)(vlen - buf));
mg_send(c, buf, (size_t) (vlen - buf));
}
static void mg_send_u16(struct mg_connection *c, uint16_t value) {
@@ -37,7 +37,7 @@ static void mg_send_u16(struct mg_connection *c, uint16_t value) {
void mg_mqtt_login(struct mg_connection *c, const char *url,
struct mg_mqtt_opts *opts) {
uint32_t total_len = 7 + 1 + 2 + 2;
uint16_t flags = (uint16_t)(((uint16_t) opts->qos & 3) << 3);
uint16_t flags = (uint16_t) (((uint16_t) opts->qos & 3) << 3);
struct mg_str user = mg_url_user(url);
struct mg_str pass = mg_url_pass(url);
@@ -83,7 +83,7 @@ void mg_mqtt_login(struct mg_connection *c, const char *url,
void mg_mqtt_pub(struct mg_connection *c, struct mg_str *topic,
struct mg_str *data, int qos, bool retain) {
uint8_t flags = (uint8_t)(((qos & 3) << 1) | (retain ? 1 : 0));
uint8_t flags = (uint8_t) (((qos & 3) << 1) | (retain ? 1 : 0));
uint32_t total_len = 2 + (uint32_t) topic->len + (uint32_t) data->len;
LOG(LL_DEBUG, ("%lu [%.*s] -> [%.*s]", c->id, (int) topic->len,
(char *) topic->ptr, (int) data->len, (char *) data->ptr));
@@ -119,21 +119,21 @@ int mg_mqtt_parse(const uint8_t *buf, size_t len, struct mg_mqtt_message *m) {
memset(m, 0, sizeof(*m));
m->dgram.ptr = (char *) buf;
if (len < 2) return MQTT_INCOMPLETE;
m->cmd = (uint8_t)(buf[0] >> 4);
m->cmd = (uint8_t) (buf[0] >> 4);
m->qos = (buf[0] >> 1) & 3;
n = len_len = 0;
p = (uint8_t *) buf + 1;
while ((size_t)(p - buf) < len) {
while ((size_t) (p - buf) < len) {
lc = *((uint8_t *) p++);
n += (uint32_t)((lc & 0x7f) << 7 * len_len);
n += (uint32_t) ((lc & 0x7f) << 7 * len_len);
len_len++;
if (!(lc & 0x80)) break;
if (len_len >= 4) return MQTT_MALFORMED;
}
end = p + n;
if (lc & 0x80 || end > buf + len) return MQTT_INCOMPLETE;
m->dgram.len = (size_t)(end - buf);
m->dgram.len = (size_t) (end - buf);
switch (m->cmd) {
case MQTT_CMD_CONNACK:
@@ -146,28 +146,28 @@ int mg_mqtt_parse(const uint8_t *buf, size_t len, struct mg_mqtt_message *m) {
case MQTT_CMD_PUBCOMP:
case MQTT_CMD_SUBACK:
if (p + 2 > end) return MQTT_MALFORMED;
m->id = (uint16_t)((((uint16_t) p[0]) << 8) | p[1]);
m->id = (uint16_t) ((((uint16_t) p[0]) << 8) | p[1]);
break;
case MQTT_CMD_SUBSCRIBE: {
if (p + 2 > end) return MQTT_MALFORMED;
m->id = (uint16_t)((((uint16_t) p[0]) << 8) | p[1]);
m->id = (uint16_t) ((((uint16_t) p[0]) << 8) | p[1]);
p += 2;
break;
}
case MQTT_CMD_PUBLISH: {
if (p + 2 > end) return MQTT_MALFORMED;
m->topic.len = (uint16_t)((((uint16_t) p[0]) << 8) | p[1]);
m->topic.len = (uint16_t) ((((uint16_t) p[0]) << 8) | p[1]);
m->topic.ptr = (char *) p + 2;
p += 2 + m->topic.len;
if (p > end) return MQTT_MALFORMED;
if (m->qos > 0) {
if (p + 2 > end) return MQTT_MALFORMED;
m->id = (uint16_t)((((uint16_t) p[0]) << 8) | p[1]);
m->id = (uint16_t) ((((uint16_t) p[0]) << 8) | p[1]);
p += 2;
}
if (p > end) return MQTT_MALFORMED;
m->data.ptr = (char *) p;
m->data.len = (size_t)(end - p);
m->data.len = (size_t) (end - p);
break;
}
default:
@@ -183,7 +183,7 @@ static size_t mg_mqtt_next_topic(struct mg_mqtt_message *msg,
size_t new_pos;
if (pos >= msg->dgram.len) return 0;
topic->len = (size_t)(((unsigned) buf[0]) << 8 | buf[1]);
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;
@@ -234,7 +234,7 @@ static void mqtt_cb(struct mg_connection *c, int ev, void *ev_data,
}
}
mg_call(c, MG_EV_MQTT_CMD, &mm);
mg_iobuf_delete(&c->recv, mm.dgram.len);
mg_iobuf_del(&c->recv, 0, mm.dgram.len);
} else {
break;
}