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unify m-bus slave init

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This commit is contained in:
Stefan Wahren
2012-09-01 22:52:55 +02:00
parent 1a538e73aa
commit 501b105d01
4 changed files with 79 additions and 108 deletions
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72
bin/mbus-serial-request-data-multi-reply.c
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@ -19,6 +19,35 @@
static int debug = 0;
//
// init slave to get really the beginning of the records
//
int
init_slaves(mbus_handle *handle)
{
if (debug)
printf("%s: debug: sending init frame #1\n", __PRETTY_FUNCTION__);
if (mbus_send_ping_frame(handle, MBUS_ADDRESS_NETWORK_LAYER, 1) == -1)
{
return 0;
}
//
// resend SND_NKE, maybe the first get lost
//
if (debug)
printf("%s: debug: sending init frame #2\n", __PRETTY_FUNCTION__);
if (mbus_send_ping_frame(handle, MBUS_ADDRESS_NETWORK_LAYER, 1) == -1)
{
return 0;
}
return 1;
}
//------------------------------------------------------------------------------
// Scan for devices using secondary addressing.
//------------------------------------------------------------------------------
@ -91,51 +120,10 @@ main(int argc, char **argv)
return 1;
}
//
// init slave to get really the beginning of the records
//
frame = mbus_frame_new(MBUS_FRAME_TYPE_SHORT);
if (frame == NULL)
if (init_slaves(handle) == 0)
{
fprintf(stderr, "Failed to allocate mbus frame.\n");
return 1;
}
frame->control = MBUS_CONTROL_MASK_SND_NKE | MBUS_CONTROL_MASK_DIR_M2S;
frame->address = MBUS_ADDRESS_NETWORK_LAYER;
if (debug)
printf("%s: debug: sending init frame #1\n", __PRETTY_FUNCTION__);
if (mbus_send_frame(handle, frame) == -1)
{
fprintf(stderr, "Failed to send mbus frame.\n");
mbus_frame_free(frame);
return 1;
}
mbus_purge_frames(handle);
//
// resend SND_NKE, maybe the first get lost
//
frame->control = MBUS_CONTROL_MASK_SND_NKE | MBUS_CONTROL_MASK_DIR_M2S;
frame->address = MBUS_ADDRESS_NETWORK_LAYER;
if (debug)
printf("%s: debug: sending init frame #2\n", __PRETTY_FUNCTION__);
if (mbus_send_frame(handle, frame) == -1)
{
fprintf(stderr, "Failed to send mbus frame.\n");
mbus_frame_free(frame);
return 1;
}
mbus_purge_frames(handle);
if (strlen(addr_str) == 16)
{