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lwIP 2.0.0
lwIP 2.0.0
LightweightIPstack
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#include <udp.h>
Data Fields | |
| ip_addr_t | local_ip |
| u16_t | local_port |
| ip_addr_t | multicast_ip |
| u8_t | mcast_ttl |
| u16_t | chksum_len_rx |
| udp_recv_fn | recv |
| void * | recv_arg |
the UDP protocol control block
| u16_t udp_pcb::chksum_len_rx |
used for UDP_LITE only
| ip_addr_t udp_pcb::local_ip |
Common members of all PCB types
| u16_t udp_pcb::local_port |
ports are in host byte order
| u8_t udp_pcb::mcast_ttl |
TTL for outgoing multicast packets
| ip_addr_t udp_pcb::multicast_ip |
outgoing network interface for multicast packets
| udp_recv_fn udp_pcb::recv |
receive callback function
| void* udp_pcb::recv_arg |
user-supplied argument for the recv callback