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Refactored stack reset to ecx_clearindex.

pull/39/head
stefan.poeter@cloud-automation.de 2016-05-25 09:27:47 +02:00
parent e4d625bf5a
commit 9cc335ef33
1 changed files with 14 additions and 9 deletions
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23
soem/ethercatmain.c
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@ -1623,6 +1623,18 @@ static int ecx_pullindex(ecx_contextt *context)
return rval;
}
/**
* Clear the idx stack.
*
* @param context = context struct
*/
static void ecx_clearindex(ecx_contextt *context) {
context->idxstack->pushed = 0;
context->idxstack->pulled = 0;
}
/** Transmit processdata to slaves.
* Uses LRW, or LRD/LWR if LRW is not allowed (blockLRW).
* Both the input and output processdata are transmitted.
@ -1655,11 +1667,7 @@ int ecx_send_processdata_group(ecx_contextt *context, uint8 group)
LogAdr = context->grouplist[group].logstartaddr;
if (length)
{
if(!group)
{
context->idxstack->pushed = 0;
context->idxstack->pulled = 0;
}
wkc = 1;
/* LRW blocked by one or more slaves ? */
if (context->grouplist[group].blockLRW)
@ -1863,10 +1871,7 @@ int ecx_receive_processdata_group(ecx_contextt *context, uint8 group, int timeou
pos = ecx_pullindex(context);
}
if (pos == -1) {
context->idxstack->pushed = 0;
context->idxstack->pulled = 0;
}
ecx_clearindex(context);
/* if no frames has arrived */
if (valid_wkc == 0)