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this is much more correct, we respond to the NT sending RR commands instead of us sending RR commands on the timer.

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git-svn-id: http://svn.openzap.org/svn/openzap/trunk@123 a93c3328-9c30-0410-af19-c9cd2b2d52af
This commit is contained in:
Anthony Minessale 2007-05-24 00:53:06 +00:00
parent 1ba035044f
commit 6e28089604
1 changed files with 7 additions and 9 deletions
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16
libs/openzap/src/isdn/Q921.c
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@ -501,14 +501,12 @@ int Q921Rx12(L2TRUNK trunk)
/* check for I frame */ /* check for I frame */
if((mes[2] & 0x01) == 0) if((mes[2] & 0x01) == 0)
{ {
L2INT vs = trunk->vs;
/* we increment before we "really" know its good so that if we send in the callback, we use the right nr */ /* we increment before we "really" know its good so that if we send in the callback, we use the right nr */
trunk->vr++; trunk->vr++;
if(Q921Tx23Proc(trunk, smes, size-2) >= 0) /* -2 to clip away CRC */ if(Q921Tx23Proc(trunk, smes, size-2) >= 0) /* -2 to clip away CRC */
{ {
if (vs == trunk->vs) { Q921SendRR(trunk, (mes[0]&0xfc)>>2, (mes[0]>>1)&0x01, mes[1]>>1, mes[3]&0x01);
Q921SendRR(trunk, (mes[0]&0xfc)>>2, (mes[0]>>1)&0x01, mes[1]>>1, mes[3]&0x01);
}
} }
else else
{ {
@ -519,11 +517,11 @@ int Q921Rx12(L2TRUNK trunk)
/* check for RR */ /* check for RR */
else if(mes[2] ==0x01) else if(mes[2] ==0x01)
{ {
if (((mes[0]>>1)&0x01) == (trunk->NetUser == Q921_TE ? 1 : 0)) { /* if this is a command */
/* todo: we probably should schedule to send RR at timeout here */ Q921SendRR(trunk, (mes[0]&0xfc)>>2, (mes[0]>>1)&0x01, mes[1]>>1, mes[2]&0x01);
/* todo: check if RR is responce to I */ }
Q921T203TimerStart(trunk);
} }
/* check for RNR */ /* check for RNR */