LwIP
dns_recv() is only used within LwIP.
 
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CodeScopeSTM32 Libraries and SamplesLwIPdns_recv()

dns_recv() function

Receive input function for DNS response packets arriving for the dns UDP pcb.

Syntax

static void dns_recv(void *s,     struct udp_pcb *pcb,     struct pbuf *p,     const ip_addr_t *addr,     u16_t port);
Implemented in dns.c:1169

Arguments

s

pcb

p

addr

port

References

LocationReferrerText
dns.c:1170
dns_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
dns.c:285
static void dns_recv(void *s, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port);
dns.c:889dns_alloc_random_port()
udp_recv(pcb, dns_recv, NULL);

Call Tree

Data read by dns_recv()
Data written by dns_recv()
dns_recv()::arg
dns_recv()::i
dns_recv()::txid
dns_recv()::res_idx
dns_recv()::hdr
dns_recv()::ans
dns_recv()::qry
dns_recv()::nquestions
dns_recv()::nanswers
dns_recv()::entry
dns_recv()::ip4addr
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dns_recv()
dns_recv()::i
dns_recv()::txid
dns_recv()::res_idx
dns_recv()::nquestions
dns_recv()::nanswers
all items filtered out
Type of dns_recv()
dns_recv()
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