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deal with sendfile() in newer linux kernels.

This commit is contained in:
Joris Vink 2018-07-09 10:00:38 +00:00
parent 570f9ac986
commit ac6fcf8981
1 changed files with 7 additions and 5 deletions
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12
src/linux.c
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@ -276,13 +276,15 @@ kore_platform_proctitle(char *title)
int
kore_platform_sendfile(struct connection *c, struct netbuf *nb)
{
size_t len;
ssize_t sent;
off_t smin;
ssize_t sent;
size_t len, prevoff;
prevoff = nb->fd_off;
smin = nb->fd_len - nb->fd_off;
len = MIN(SENDFILE_PAYLOAD_MAX, smin);
resend:
sent = sendfile(c->fd, nb->file_ref->fd, &nb->fd_off, len);
if (sent == -1) {
if (errno == EAGAIN) {
@ -290,12 +292,12 @@ kore_platform_sendfile(struct connection *c, struct netbuf *nb)
return (KORE_RESULT_OK);
}
if (errno == EINTR)
return (KORE_RESULT_OK);
return (KORE_RESULT_ERROR);
}
if (nb->fd_off - prevoff != (size_t)len)
goto resend;
if (sent == 0 || nb->fd_off == nb->fd_len) {
net_remove_netbuf(&(c->send_queue), nb);
c->snb = NULL;