diff options
Diffstat (limited to 'include/osmo-bts/csd_v110.h')
-rw-r--r-- | include/osmo-bts/csd_v110.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/osmo-bts/csd_v110.h b/include/osmo-bts/csd_v110.h new file mode 100644 index 00000000..f6be0ae2 --- /dev/null +++ b/include/osmo-bts/csd_v110.h @@ -0,0 +1,23 @@ +#pragma once + +/* RFC4040 "clearmode" RTP payload length */ +#define RFC4040_RTP_PLEN 160 + +struct gsm_lchan; + +struct csd_v110_frame_desc { + uint16_t num_blocks; + uint16_t num_bits; +}; + +struct csd_v110_lchan_desc { + struct csd_v110_frame_desc fr; + struct csd_v110_frame_desc hr; +}; + +extern const struct csd_v110_lchan_desc csd_v110_lchan_desc[256]; + +int csd_v110_rtp_encode(const struct gsm_lchan *lchan, uint8_t *rtp, + const uint8_t *data, size_t data_len); +int csd_v110_rtp_decode(const struct gsm_lchan *lchan, uint8_t *data, + const uint8_t *rtp, size_t rtp_len); |