LwIP + 0/8 examples

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SourceVuSTM32 Libraries and SamplesLwIPtcp_pcb::snd_buf

tcp_pcb::snd_buf field

Syntax

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Summary

Declaration

from tcp.h:326

tcpwnd_size_t snd_buf;

Examples

tcp_pcb::snd_buf is referenced by 8 libraries and example projects:

Examples

STM32469I_EVAL

Applications

LwIP

LwIP_TCP_Echo_Client

LwIP_TCP_Echo_Server

STM324x9I_EVAL

Applications

LwIP

LwIP_IAP

LwIP_TCP_Echo_Client

LwIP_TCP_Echo_Server

STM324xG_EVAL

Applications

LwIP

LwIP_IAP

LwIP_TCP_Echo_Client

LwIP_TCP_Echo_Server

References

from 0/8 examples

Code

Location

Referrer

tcpwnd_size_t snd_buf; /* Available buffer space for sending (in bytes). */

tcp.h:326

if ((conn->pcb.tcp != NULL) && (tcp_sndbuf(conn->pcb.tcp) > TCP_SNDLOWAT) &&

api_msg.c:380

poll_tcp()

if ((conn->pcb.tcp != NULL) && (tcp_sndbuf(conn->pcb.tcp) > TCP_SNDLOWAT) &&

api_msg.c:414

sent_tcp()

available = tcp_sndbuf(conn->pcb.tcp);

api_msg.c:1685

lwip_netconn_do_writemore()

} else if ((tcp_sndbuf(conn->pcb.tcp) <= TCP_SNDLOWAT) ||

api_msg.c:1735

lwip_netconn_do_writemore()

max_len = altcp_sndbuf(pcb);

httpd.c:543

http_write()

if ((altcp_sndbuf(pcb) == 0) ||

httpd.c:558

http_write()

len = altcp_sndbuf(pcb);

httpd.c:1234

http_send_data_ssi()

if (altcp_sndbuf(pcb) == 0) {

httpd.c:1248

http_send_data_ssi()

pcb->snd_buf = TCP_SND_BUF;

tcp.c:1892

tcp_alloc()

pcb->snd_buf = (tcpwnd_size_t)(pcb->snd_buf + recv_acked);

tcp_in.c:1316

tcp_receive()

if (len > pcb->snd_buf) {

pcb->snd_buf -= len;

if ((tcp_do_output_nagle(pcb) == 0) &&

tcp_out.c:1343

tcp_output()

Call Tree

from 0/8 examples

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Data Use

from 0/8 examples

tcp_pcb::snd_buf is written by 3 functions and is read by 9 functions:

tcp_pcb::snd_buf

lwip_netconn_do_writemore()

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