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Code Issues Releases Wiki Activity

Refine sendmmsg, move to ST

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This commit is contained in:
winlin 2020-05-03 11:32:54 +08:00
parent 2a0562da5e
commit f71b833520
5 changed files with 40 additions and 52 deletions
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46
trunk/src/service/srs_service_st.cpp
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@ -414,51 +414,7 @@ int srs_sendmsg(srs_netfd_t stfd, const struct msghdr *msg, int flags, srs_utime
int srs_sendmmsg(srs_netfd_t stfd, struct srs_mmsghdr *msgvec, unsigned int vlen, int flags, srs_utime_t timeout)
{
#if !defined(SRS_SENDMMSG)
// @see http://man7.org/linux/man-pages/man2/sendmmsg.2.html
for (int i = 0; i < (int)vlen; ++i) {
struct srs_mmsghdr* p = msgvec + i;
int n = srs_sendmsg(stfd, &p->msg_hdr, flags, timeout);
if (n < 0) {
// An error is returned only if no datagrams could be sent.
if (i == 0) {
return n;
}
return i + 1;
}
p->msg_len = n;
}
// Returns the number of messages sent from msgvec; if this is less than vlen, the caller can retry with a
// further sendmmsg() call to send the remaining messages.
return vlen;
#else
if (vlen == 1) {
#if 1
int r0 = srs_sendmsg(stfd, &msgvec->msg_hdr, flags, timeout);
if (r0 < 0) {
return r0;
}
msgvec->msg_len = r0;
#else
msgvec->msg_len = 0;
int tolen = (int)msgvec->msg_hdr.msg_namelen;
const struct sockaddr* to = (const struct sockaddr*)msgvec->msg_hdr.msg_name;
for (int i = 0; i < (int)msgvec->msg_hdr.msg_iovlen; i++) {
iovec* iov = msgvec->msg_hdr.msg_iov + i;
int r0 = srs_sendto(stfd, (void*)iov->iov_base, (int)iov->iov_len, to, tolen, timeout);
if (r0 < 0) {
return r0;
}
msgvec->msg_len += r0;
}
#endif
return 1;
}
return st_sendmmsg((st_netfd_t)stfd, (void*)msgvec, vlen, flags, (st_utime_t)timeout);
#endif
return st_sendmmsg((st_netfd_t)stfd, (struct st_mmsghdr*)msgvec, vlen, flags, (st_utime_t)timeout);
}
srs_netfd_t srs_accept(srs_netfd_t stfd, struct sockaddr *addr, int *addrlen, srs_utime_t timeout)