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update ssthresh const name #47

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update ssthresh const name #47

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19 changes: 9 additions & 10 deletions ikcp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -35,12 +35,12 @@ const IUINT32 IKCP_ASK_TELL = 2; // need to send IKCP_CMD_WINS
const IUINT32 IKCP_WND_SND = 32;
const IUINT32 IKCP_WND_RCV = 32;
const IUINT32 IKCP_MTU_DEF = 1400;
const IUINT32 IKCP_ACK_FAST = 3;
const IUINT32 IKCP_INTERVAL = 100;
const IUINT32 IKCP_ACK_FAST = 3;
const IUINT32 IKCP_INTERVAL = 100;
const IUINT32 IKCP_OVERHEAD = 24;
const IUINT32 IKCP_DEADLINK = 20;
const IUINT32 IKCP_THRESH_INIT = 2;
const IUINT32 IKCP_THRESH_MIN = 2;
const IUINT32 IKCP_SSTHRESH_INIT = 2; // slow start threshold
const IUINT32 IKCP_SSTHRESH_MIN = 2;
const IUINT32 IKCP_PROBE_INIT = 7000; // 7 secs to probe window size
const IUINT32 IKCP_PROBE_LIMIT = 120000; // up to 120 secs to probe window

Expand Down Expand Up @@ -281,7 +281,7 @@ ikcpcb* ikcp_create(IUINT32 conv, void *user)
kcp->nodelay = 0;
kcp->updated = 0;
kcp->logmask = 0;
kcp->ssthresh = IKCP_THRESH_INIT;
kcp->ssthresh = IKCP_SSTHRESH_INIT;
kcp->fastresend = 0;
kcp->nocwnd = 0;
kcp->xmit = 0;
Expand All @@ -298,7 +298,6 @@ ikcpcb* ikcp_create(IUINT32 conv, void *user)
//---------------------------------------------------------------------
void ikcp_release(ikcpcb *kcp)
{
assert(kcp);
if (kcp) {
IKCPSEG *seg;
while (!iqueue_is_empty(&kcp->snd_buf)) {
Expand Down Expand Up @@ -1092,16 +1091,16 @@ void ikcp_flush(ikcpcb *kcp)
if (change) {
IUINT32 inflight = kcp->snd_nxt - kcp->snd_una;
kcp->ssthresh = inflight / 2;
if (kcp->ssthresh < IKCP_THRESH_MIN)
kcp->ssthresh = IKCP_THRESH_MIN;
if (kcp->ssthresh < IKCP_SSTHRESH_MIN)
kcp->ssthresh = IKCP_SSTHRESH_MIN;
kcp->cwnd = kcp->ssthresh + resent;
kcp->incr = kcp->cwnd * kcp->mss;
}

if (lost) {
kcp->ssthresh = cwnd / 2;
if (kcp->ssthresh < IKCP_THRESH_MIN)
kcp->ssthresh = IKCP_THRESH_MIN;
if (kcp->ssthresh < IKCP_SSTHRESH_MIN)
kcp->ssthresh = IKCP_SSTHRESH_MIN;
kcp->cwnd = 1;
kcp->incr = kcp->mss;
}
Expand Down