PDK API Guide for J721E
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Rx Protcol info structure.
It contains IpV4/IpV6 protcol information including checksum. This is copied from the CPPI TX status word (UDMA flow protocol specific info).
Data Fields | |
bool | ipv6Valid |
bool | ipv4Valid |
bool | tcpudpIndicator |
bool | fragment |
bool | chkSumErr |
uint16_t | chkSum |
bool CpswDma_rxProtoInfo::ipv6Valid |
Flag to indicate an IPV6 TCP or UDP Packet was detected
bool CpswDma_rxProtoInfo::ipv4Valid |
Flag to indicate an IPV4 TCP or UDP Packet was detected
bool CpswDma_rxProtoInfo::tcpudpIndicator |
TCP or UDP packet detected. Valid only if ipv4Valid or ipv6Valid is true
bool CpswDma_rxProtoInfo::fragment |
IP fragment detected. Valid only if ipv4Valid or ipv6Valid is true
bool CpswDma_rxProtoInfo::chkSumErr |
Checksum error flag. Valid only if ipv4Valid or ipv6Valid is true
uint16_t CpswDma_rxProtoInfo::chkSum |
Computed checksum value