scratch/lwip
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Moved the nagle algorithm from netconn_write/do_write into a define (tcp_output_nagle) in tcp.h to provide it to raw api users, too.

Browse Source
This commit is contained in:
goldsimon
2007-06-21 18:55:09 +00:00
parent 9f05cabf87
commit 2aef8bad55
3 changed files with 16 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/api/api_msg.c
View File

@@ -752,15 +752,7 @@ do_writemore(struct netconn *conn)
conn->write_msg = NULL;
conn->write_offset = 0;
}
/* This is the Nagle algorithm: inhibit the sending of new TCP
segments when new outgoing data arrives from the user if any
previously transmitted data on the connection remains
unacknowledged. */
if ((conn->pcb.tcp->unacked == NULL ||
(conn->pcb.tcp->flags & TF_NODELAY) ||
(conn->pcb.tcp->snd_queuelen) > 1)) {
err = tcp_output(conn->pcb.tcp);
}
err = tcp_output_nagle(conn->pcb.tcp);
conn->err = err;
if ((conn->callback) && (err == ERR_OK) &&
(tcp_sndbuf(conn->pcb.tcp) <= TCP_SNDLOWAT)) {