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osmo-msc
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if TRAU frame decoding doesn't work, we don't need to even try to re-encode and just send an idle frame instead

This commit is contained in:
Harald Welte 2009-02-18 03:34:55 +00:00
parent da78376396
commit 41e166884e
1 changed files with 6 additions and 1 deletions
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7
src/trau_mux.c
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@ -29,6 +29,7 @@
#include <openbsc/trau_mux.h>
#include <openbsc/subchan_demux.h>
#include <openbsc/e1_input.h>
#include <openbsc/debug.h>
struct map_entry {
struct llist_head list;
@ -90,6 +91,7 @@ int trau_mux_input(struct gsm_e1_subslot *src_e1_ss,
u_int8_t trau_bits_out[TRAU_FRAME_BITS];
struct gsm_e1_subslot *dst_e1_ss = lookup_trau_mux_map(src_e1_ss);
struct subch_mux *mx;
int rc;
if (!dst_e1_ss)
return -EINVAL;
@ -99,7 +101,10 @@ int trau_mux_input(struct gsm_e1_subslot *src_e1_ss,
return -EINVAL;
/* decode TRAU, change it to downlink, re-encode */
decode_trau_frame(&tf, trau_bits);
rc = decode_trau_frame(&tf, trau_bits);
if (rc)
return rc;
trau_frame_up2down(&tf);
encode_trau_frame(trau_bits_out, &tf);