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fix mqtt cast error

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robert committed 2026-05-14 02:55:12 -04:00
1 parent 4b2c137c5f
commit 35693f7780
2 files changed
+6 -6
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mongoose.c
+3 -3
View File
@@ -5921,7 +5921,7 @@ void mg_mqtt_unsub(struct mg_connection *c, const struct mg_mqtt_opts *opts) {
int mg_mqtt_parse(const uint8_t *buf, size_t len, uint8_t version,
struct mg_mqtt_message *m) {
uint8_t lc = 0, *p, *end;
uint32_t n = 0, len_len = 0;
uint32_t n = 0, len_len = 0, tmp;
memset(m, 0, sizeof(*m));
m->dgram.buf = (char *) buf;
@@ -5972,9 +5972,9 @@ int mg_mqtt_parse(const uint8_t *buf, size_t len, uint8_t version,
}
if (p > end) return MQTT_MALFORMED;
if (version == 5 && p + 2 < end) {
len_len = (uint32_t) decode_varint(p, (size_t) (end - p),
(uint32_t *) &m->props_size);
len_len = (uint32_t) decode_varint(p, (size_t) (end - p), &tmp);
if (!len_len) return MQTT_MALFORMED;
m->props_size = (size_t) tmp;
m->props_start = (size_t) (p + len_len - buf);
p += len_len + m->props_size;
}
src/mqtt.c
+3 -3
View File
@@ -409,7 +409,7 @@ void mg_mqtt_unsub(struct mg_connection *c, const struct mg_mqtt_opts *opts) {
int mg_mqtt_parse(const uint8_t *buf, size_t len, uint8_t version,
struct mg_mqtt_message *m) {
uint8_t lc = 0, *p, *end;
uint32_t n = 0, len_len = 0;
uint32_t n = 0, len_len = 0, tmp;
memset(m, 0, sizeof(*m));
m->dgram.buf = (char *) buf;
@@ -460,9 +460,9 @@ int mg_mqtt_parse(const uint8_t *buf, size_t len, uint8_t version,
}
if (p > end) return MQTT_MALFORMED;
if (version == 5 && p + 2 < end) {
len_len = (uint32_t) decode_varint(p, (size_t) (end - p),
(uint32_t *) &m->props_size);
len_len = (uint32_t) decode_varint(p, (size_t) (end - p), &tmp);
if (!len_len) return MQTT_MALFORMED;
m->props_size = (size_t) tmp;
m->props_start = (size_t) (p + len_len - buf);
p += len_len + m->props_size;
}