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Added a new function to select a device by it's secondary address

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This commit is contained in:
Stefan Wahren
2012-05-20 03:52:15 +02:00
parent d12d7dd052
commit ef630f2e5d
1 changed files with 35 additions and 10 deletions
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39
mbus/mbus-protocol-aux.c
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@@ -1695,16 +1695,15 @@ mbus_send_ping_frame(mbus_handle *handle, int address)
} }
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------
// Prove for the presence of a device(s) using the supplied secondary address // Select a device using the supplied secondary address (mask).
// (mask).
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------
int int
mbus_probe_secondary_address(mbus_handle * handle, const char *mask, char *matching_addr) mbus_select_secondary_address(mbus_handle * handle, const char *mask)
{ {
int ret; int ret;
mbus_frame reply; mbus_frame reply;
if (mask == NULL || matching_addr == NULL || strlen(mask) != 16) if (mask == NULL || strlen(mask) != 16)
{ {
MBUS_ERROR("%s: Invalid address masks.\n", __PRETTY_FUNCTION__); MBUS_ERROR("%s: Invalid address masks.\n", __PRETTY_FUNCTION__);
return MBUS_PROBE_ERROR; return MBUS_PROBE_ERROR;
@@ -1747,6 +1746,34 @@ mbus_probe_secondary_address(mbus_handle * handle, const char *mask, char *match
return MBUS_PROBE_COLLISION; return MBUS_PROBE_COLLISION;
} }
return MBUS_PROBE_SINGLE;
}
MBUS_ERROR("%s: Unexpected reply for address [%s].\n", __PRETTY_FUNCTION__, mask);
return MBUS_PROBE_NOTHING;
}
//------------------------------------------------------------------------------
// Prove for the presence of a device(s) using the supplied secondary address
// (mask).
//------------------------------------------------------------------------------
int
mbus_probe_secondary_address(mbus_handle * handle, const char *mask, char *matching_addr)
{
int ret;
mbus_frame reply;
if (mask == NULL || matching_addr == NULL || strlen(mask) != 16)
{
MBUS_ERROR("%s: Invalid address masks.\n", __PRETTY_FUNCTION__);
return MBUS_PROBE_ERROR;
}
ret = mbus_select_secondary_address(handle, mask);
if (ret == MBUS_PROBE_SINGLE)
{
/* send a data request command to find out the full address */ /* send a data request command to find out the full address */
if (mbus_send_request_frame(handle, 253) == -1) if (mbus_send_request_frame(handle, 253) == -1)
{ {
@@ -1788,9 +1815,7 @@ mbus_probe_secondary_address(mbus_handle * handle, const char *mask, char *match
} }
} }
MBUS_ERROR("%s: Unexpected reply for address [%s].\n", __PRETTY_FUNCTION__, mask); return ret;
return MBUS_PROBE_NOTHING;
} }