Functions related to packet detection.
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#define D_IR_DYN_PACKET 0xf8 |
The magic byte to find out whether a ROHC packet is an IR-DYN packet
#define D_IR_PACKET (0xfc >> 1) |
The magic bits to find out whether a ROHC packet is an IR packet or not
The magic byte to find out whether a field is a padding field or not
#define D_SEGMENT (0xfe >> 1) |
The magic bits to find out whether a field is a segment field or not
bool rohc_decomp_packet_is_ir |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an IR packet or not.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an IR packet or not
bool rohc_decomp_packet_is_irdyn |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an IR-DYN packet or not.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an IR-DYN packet or not
bool rohc_decomp_packet_is_padding |
( |
const uint8_t *const |
data | ) |
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Find out whether the field is a padding field or not.
- Parameters
-
- Returns
- Whether the field is a padding field or not
bool rohc_decomp_packet_is_segment |
( |
const uint8_t *const |
data | ) |
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Find out whether the field is a segment field or not.
- Parameters
-
- Returns
- Whether the field is a segment field or not
bool rohc_decomp_packet_is_uo0 |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an UO-0 packet or not.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an UO-0 packet or not
bool rohc_decomp_packet_is_uo1 |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an UO-1* packet or not.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an UO-1* packet or not
bool rohc_decomp_packet_is_uo1_ts |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an UO-1-TS packet or not.
Check the T field that discriminates between UO-1-TS and UO-1-ID.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an UO-1-TS packet or not
bool rohc_decomp_packet_is_uor2 |
( |
const uint8_t *const |
data, |
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const size_t |
len |
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) |
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Find out whether a ROHC packet is an UOR-2* packet or not.
- Parameters
-
data | The ROHC packet to analyze |
len | The length of the ROHC packet |
- Returns
- Whether the ROHC packet is an UOR-2* packet or not
bool rohc_decomp_packet_is_uor2_ts |
( |
const uint8_t *const |
data, |
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const size_t |
data_len, |
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const size_t |
large_cid_len |
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) |
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Find out whether a ROHC packet is an UOR-2-TS packet or not.
Check the T field that discriminates between UOR-2-TS and UOR-2-ID.
- Parameters
-
data | The ROHC packet to analyze |
data_len | The length of the ROHC packet |
large_cid_len | The length of the optional large CID field |
- Returns
- Whether the ROHC packet is an UOR-2-TS packet or not