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mgcp_osmux: Use define to calculate rtp_ssrc_winlen

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Since that define is already used to allocate size of osmux_cid_bitmap,
let's use it here too instead of hardcoding its value.

Change-Id: Ib2e4febee8bc6bcc035ad0a65c5c1eb94ef5e6fb
This commit is contained in:
Pau Espin Pedrol
2018-09-17 13:38:39 +02:00
parent bcd52e5724
commit 17bf603222
1 changed files with 2 additions and 2 deletions
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4
src/libosmo-mgcp/mgcp_osmux.c
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@@ -515,12 +515,12 @@ int osmux_enable_conn(struct mgcp_endpoint *endp, struct mgcp_conn_rtp *conn,
* used to reconstruct the RTP flow from osmux. The RTP SSRC is
* allocated based on the circuit ID (conn_net->osmux.cid), which is unique
* in the local scope to the BSC/BSC-NAT. We use it to divide the RTP
* SSRC space (2^32) by the 256 possible circuit IDs, then randomly
* SSRC space (2^32) by the OSMUX_CID_MAX + 1 possible circuit IDs, then randomly
* select one value from that window. Thus, we have no chance to have
* overlapping RTP SSRC traveling to the BTSes behind the BSC,
* similarly, for flows traveling to the MSC.
*/
static const uint32_t rtp_ssrc_winlen = UINT32_MAX / 256;
static const uint32_t rtp_ssrc_winlen = UINT32_MAX / (OSMUX_CID_MAX + 1);
uint16_t osmux_dummy = endp->cfg->osmux_dummy;
/* Check if osmux is enabled for the specified connection */