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Boundary fix

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This commit is contained in:
Luca Deri 2020-09-25 09:56:24 +02:00
parent 204f3ddff5
commit 8413faf2ef
1 changed files with 3 additions and 1 deletions
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4
src/lib/protocols/rtp.c
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@ -76,7 +76,7 @@ static u_int8_t isValidMSRTPType(u_int8_t payloadType) {
static void ndpi_rtp_search(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow,
const u_int8_t * payload, const u_int16_t payload_len) {
u_int8_t payloadType, payload_type = payload[1] & 0x7F;
u_int8_t payloadType, payload_type;
NDPI_LOG_DBG(ndpi_struct, "search RTP\n");
@ -85,6 +85,8 @@ static void ndpi_rtp_search(struct ndpi_detection_module_struct *ndpi_struct,
return;
}
payload_type = payload[1] & 0x7F;
/* Check whether this is an RTP flow */
if((payload_len >= 12)
&& (((payload[0] & 0xFF) == 0x80) || ((payload[0] & 0xFF) == 0xA0)) /* RTP magic byte[1] */