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Dependents: TYBLE16_simple_data_logger TYBLE16_MP3_Air
udp_pcb Struct Reference
the UDP protocol control block More...
#include <udp.h>
Data Fields | |
| IP_PCB | |
| Common members of all PCB types. | |
| u16_t | local_port |
| ports are in host byte order | |
| ip4_addr_t | mcast_ip4 |
| outgoing network interface for multicast packets, by IPv4 address (if not 'any') | |
| u8_t | mcast_ifindex |
| outgoing network interface for multicast packets, by interface index (if nonzero) | |
| u8_t | mcast_ttl |
| TTL for outgoing multicast packets. | |
| u16_t | chksum_len_rx |
| used for UDP_LITE only | |
| udp_recv_fn | recv |
| receive callback function | |
| void * | recv_arg |
| user-supplied argument for the recv callback | |
Detailed Description
the UDP protocol control block
Definition at line 81 of file lwipstack/lwip/src/include/lwip/udp.h.
Field Documentation
| u16_t chksum_len_rx |
used for UDP_LITE only
Definition at line 106 of file lwipstack/lwip/src/include/lwip/udp.h.
Common members of all PCB types.
Definition at line 83 of file lwipstack/lwip/src/include/lwip/udp.h.
| u16_t local_port |
ports are in host byte order
Definition at line 91 of file lwipstack/lwip/src/include/lwip/udp.h.
| u8_t mcast_ifindex |
outgoing network interface for multicast packets, by interface index (if nonzero)
Definition at line 99 of file lwipstack/lwip/src/include/lwip/udp.h.
outgoing network interface for multicast packets, by IPv4 address (if not 'any')
Definition at line 96 of file lwipstack/lwip/src/include/lwip/udp.h.
| u8_t mcast_ttl |
TTL for outgoing multicast packets.
Definition at line 101 of file lwipstack/lwip/src/include/lwip/udp.h.
receive callback function
Definition at line 110 of file lwipstack/lwip/src/include/lwip/udp.h.
| void* recv_arg |
user-supplied argument for the recv callback
Definition at line 112 of file lwipstack/lwip/src/include/lwip/udp.h.
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