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slac: add a SLAC_PAUSE interval after each CM_START_ATTEN.IND. #194

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slac: add a SLAC_PAUSE interval after each CM_START_ATTEN.IND. #194

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27 changes: 11 additions & 16 deletions slac/pev_cm_start_atten_char.c
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Original file line number Diff line number Diff line change
Expand Up @@ -60,13 +60,13 @@
#include "../tools/types.h"
#include "../tools/error.h"
#include "../ether/channel.h"
#include "../tools/timer.h"
#include "../slac/slac.h"

signed pev_cm_start_atten_char (struct session * session, struct channel * channel, struct message * message)

{
struct cm_start_atten_char_indicate * indicate = (struct cm_start_atten_char_indicate *) (message);
slac_debug (session, 0, __func__, "--> CM_START_ATTEN_CHAR.IND");
memset (message, 0, sizeof (* message));
EthernetHeader (& indicate->ethernet, session->MSOUND_TARGET, channel->host, channel->type);
HomePlugHeader1 (& indicate->homeplug, HOMEPLUG_MMV, (CM_START_ATTEN_CHAR | MMTYPE_IND));
Expand All @@ -77,26 +77,21 @@ signed pev_cm_start_atten_char (struct session * session, struct channel * chann
indicate->ACVarField.RESP_TYPE = session->RESP_TYPE;
memcpy (indicate->ACVarField.FORWARDING_STA, session->FORWARDING_STA, sizeof (indicate->ACVarField.FORWARDING_STA));
memcpy (indicate->ACVarField.RunID, session->RunID, sizeof (indicate->ACVarField.RunID));
if (sendmessage (channel, message, (ETHER_MIN_LEN - ETHER_CRC_LEN)) <= 0)
{
return (slac_debug (session, 1, __func__, CHANNEL_CANTSEND));
}

/*
* the GreenPHY spec says to send CM_START_ATTEN.IND three times to ensure
* that is is received;
* the ISO15118 spec says to send CM_START_ATTEN.IND three times to ensure
* that is is received, each one separated by a 20 to 50 ms interval.
*/

slac_debug (session, 0, __func__, "--> CM_START_ATTEN_CHAR.IND");
if (sendmessage (channel, message, (ETHER_MIN_LEN - ETHER_CRC_LEN)) <= 0)
{
return (slac_debug (session, 1, __func__, CHANNEL_CANTSEND));
}
unsigned count;

slac_debug (session, 0, __func__, "--> CM_START_ATTEN_CHAR.IND");
if (sendmessage (channel, message, (ETHER_MIN_LEN - ETHER_CRC_LEN)) <= 0)
for (count = 0; count < 3; ++count)
{
return (slac_debug (session, 1, __func__, CHANNEL_CANTSEND));
slac_debug (session, 0, __func__, "--> CM_START_ATTEN_CHAR.IND");
if (sendmessage (channel, message, (ETHER_MIN_LEN - ETHER_CRC_LEN)) <= 0)
{
return (slac_debug (session, 1, __func__, CHANNEL_CANTSEND));
}
SLEEP (session->pause);
}

return (0);
Expand Down