ROHC compression/decompression library
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IP-ID decompression routines. More...
Functions | |
void | d_ip_id_init (struct d_ip_id_decode *const ip_id, const uint16_t id_ref, const uint16_t sn_ref) |
Initialize an IP-ID object. | |
int | d_ip_id_decode (const struct d_ip_id_decode *const ip_id, const uint16_t m, const size_t k, const uint16_t sn, uint16_t *const decoded) |
Decode the IP-ID offset in a ROHC packet and compute the associated IP-ID. | |
void | d_ip_id_update (struct d_ip_id_decode *const ip_id, const uint16_t id_ref, const uint16_t sn_ref) |
Update the reference values for the IP-ID and the SN. |
IP-ID decompression routines.
int d_ip_id_decode | ( | const struct d_ip_id_decode *const | ip_id, |
const uint16_t | m, | ||
const size_t | k, | ||
const uint16_t | sn, | ||
uint16_t *const | decoded | ||
) |
Decode the IP-ID offset in a ROHC packet and compute the associated IP-ID.
ip_id | The IP-ID object |
m | The IP-ID offset |
k | The number of bits used to code the IP-ID offset |
sn | The SN of the ROHC packet that contains the IP-ID offset |
decoded | OUT: The computed IP-ID |
References f(), d_ip_id_decode::id_ref, and d_ip_id_decode::sn_ref.
Referenced by decode_uo0(), decode_uo1(), and decode_uor2().
void d_ip_id_init | ( | struct d_ip_id_decode *const | ip_id, |
const uint16_t | id_ref, | ||
const uint16_t | sn_ref | ||
) |
Initialize an IP-ID object.
ip_id | The IP-ID object to initialize |
id_ref | The IP-ID reference |
sn_ref | The reference Sequence Number (SN) |
References d_ip_id_decode::id_ref, and d_ip_id_decode::sn_ref.
Referenced by ip_decode_dynamic_ip(), and rtp_decode_dynamic_rtp().
void d_ip_id_update | ( | struct d_ip_id_decode *const | ip_id, |
const uint16_t | id_ref, | ||
const uint16_t | sn_ref | ||
) |
Update the reference values for the IP-ID and the SN.
ip_id | The IP-ID object |
id_ref | The new IP-ID reference |
sn_ref | The new SN reference |
References d_ip_id_decode::id_ref, and d_ip_id_decode::sn_ref.
Referenced by decode_uo0(), decode_uo1(), and decode_uor2().