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udp: Drop _splice from recv, send, sendto static buffer names

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It's already implied by the fact they don't have "l2" in their
names, and dropping it improves readability a bit.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Stefano Brivio 2022-03-15 03:44:38 +01:00
parent 700ce1f875
commit 0296a57242
1 changed files with 23 additions and 29 deletions
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52
udp.c
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@ -254,14 +254,14 @@ static struct mmsghdr udp4_l2_mh_tap [UDP_TAP_FRAMES_MEM];
static struct mmsghdr udp6_l2_mh_tap [UDP_TAP_FRAMES_MEM]; static struct mmsghdr udp6_l2_mh_tap [UDP_TAP_FRAMES_MEM];
/* recvmmsg()/sendmmsg() data for "spliced" connections */ /* recvmmsg()/sendmmsg() data for "spliced" connections */
static struct iovec udp_splice_iov_recv [UDP_SPLICE_FRAMES]; static struct iovec udp_iov_recv [UDP_SPLICE_FRAMES];
static struct mmsghdr udp_splice_mmh_recv [UDP_SPLICE_FRAMES]; static struct mmsghdr udp_mmh_recv [UDP_SPLICE_FRAMES];
static struct iovec udp_splice_iov_send [UDP_SPLICE_FRAMES]; static struct iovec udp_iov_send [UDP_SPLICE_FRAMES];
static struct mmsghdr udp_splice_mmh_send [UDP_SPLICE_FRAMES]; static struct mmsghdr udp_mmh_send [UDP_SPLICE_FRAMES];
static struct iovec udp_splice_iov_sendto [UDP_SPLICE_FRAMES]; static struct iovec udp_iov_sendto [UDP_SPLICE_FRAMES];
static struct mmsghdr udp_splice_mmh_sendto [UDP_SPLICE_FRAMES]; static struct mmsghdr udp_mmh_sendto [UDP_SPLICE_FRAMES];
/** /**
* udp_remap_to_tap() - Set delta for port translation to/from guest/tap * udp_remap_to_tap() - Set delta for port translation to/from guest/tap
@ -552,14 +552,14 @@ static void udp_sock_handler_splice(struct ctx *c, union epoll_ref ref,
uint32_t events, struct timespec *now) uint32_t events, struct timespec *now)
{ {
in_port_t src, dst = ref.r.p.udp.udp.port, send_dst = 0; in_port_t src, dst = ref.r.p.udp.udp.port, send_dst = 0;
struct msghdr *mh = &udp_splice_mmh_recv[0].msg_hdr; struct msghdr *mh = &udp_mmh_recv[0].msg_hdr;
struct sockaddr_storage *sa_s = mh->msg_name; struct sockaddr_storage *sa_s = mh->msg_name;
int s, v6 = ref.r.p.udp.udp.v6, n, i; int s, v6 = ref.r.p.udp.udp.v6, n, i;
if (!(events & EPOLLIN)) if (!(events & EPOLLIN))
return; return;
n = recvmmsg(ref.r.s, udp_splice_mmh_recv, UDP_SPLICE_FRAMES, 0, NULL); n = recvmmsg(ref.r.s, udp_mmh_recv, UDP_SPLICE_FRAMES, 0, NULL);
if (n <= 0) if (n <= 0)
return; return;
@ -619,19 +619,19 @@ static void udp_sock_handler_splice(struct ctx *c, union epoll_ref ref,
if (ref.r.p.udp.udp.splice == UDP_TO_NS || if (ref.r.p.udp.udp.splice == UDP_TO_NS ||
ref.r.p.udp.udp.splice == UDP_TO_INIT) { ref.r.p.udp.udp.splice == UDP_TO_INIT) {
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
struct msghdr *mh_s = &udp_splice_mmh_send[i].msg_hdr; struct msghdr *mh_s = &udp_mmh_send[i].msg_hdr;
mh_s->msg_iov->iov_len = udp_splice_mmh_recv[i].msg_len; mh_s->msg_iov->iov_len = udp_mmh_recv[i].msg_len;
} }
sendmmsg(s, udp_splice_mmh_send, n, MSG_NOSIGNAL); sendmmsg(s, udp_mmh_send, n, MSG_NOSIGNAL);
return; return;
} }
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
struct msghdr *mh_s = &udp_splice_mmh_sendto[i].msg_hdr; struct msghdr *mh_s = &udp_mmh_sendto[i].msg_hdr;
mh_s->msg_iov->iov_len = udp_splice_mmh_recv[i].msg_len; mh_s->msg_iov->iov_len = udp_mmh_recv[i].msg_len;
} }
if (v6) { if (v6) {
@ -652,7 +652,7 @@ static void udp_sock_handler_splice(struct ctx *c, union epoll_ref ref,
}); });
} }
sendmmsg(s, udp_splice_mmh_sendto, n, MSG_NOSIGNAL); sendmmsg(s, udp_mmh_sendto, n, MSG_NOSIGNAL);
} }
/** /**
@ -1097,7 +1097,7 @@ static void udp_splice_iov_init(void)
struct iovec *iov; struct iovec *iov;
int i; int i;
for (i = 0, h = udp_splice_mmh_recv; i < UDP_SPLICE_FRAMES; i++, h++) { for (i = 0, h = udp_mmh_recv; i < UDP_SPLICE_FRAMES; i++, h++) {
struct msghdr *mh = &h->msg_hdr; struct msghdr *mh = &h->msg_hdr;
if (!i) { if (!i) {
@ -1105,40 +1105,34 @@ static void udp_splice_iov_init(void)
mh->msg_namelen = sizeof(udp_splice_namebuf); mh->msg_namelen = sizeof(udp_splice_namebuf);
} }
mh->msg_iov = &udp_splice_iov_recv[i]; mh->msg_iov = &udp_iov_recv[i];
mh->msg_iovlen = 1; mh->msg_iovlen = 1;
} }
for (i = 0, iov = udp_splice_iov_recv; i < UDP_SPLICE_FRAMES; for (i = 0, iov = udp_iov_recv; i < UDP_SPLICE_FRAMES; i++, iov++) {
i++, iov++) {
iov->iov_base = udp_splice_buf[i]; iov->iov_base = udp_splice_buf[i];
iov->iov_len = sizeof(udp_splice_buf[i]); iov->iov_len = sizeof(udp_splice_buf[i]);
} }
for (i = 0, h = udp_splice_mmh_send; i < UDP_SPLICE_FRAMES; i++, h++) { for (i = 0, h = udp_mmh_send; i < UDP_SPLICE_FRAMES; i++, h++) {
struct msghdr *mh = &h->msg_hdr; struct msghdr *mh = &h->msg_hdr;
mh->msg_iov = &udp_splice_iov_send[i]; mh->msg_iov = &udp_iov_send[i];
mh->msg_iovlen = 1; mh->msg_iovlen = 1;
} }
for (i = 0, iov = udp_splice_iov_send; i < UDP_SPLICE_FRAMES; for (i = 0, iov = udp_iov_send; i < UDP_SPLICE_FRAMES; i++, iov++)
i++, iov++) {
iov->iov_base = udp_splice_buf[i]; iov->iov_base = udp_splice_buf[i];
}
for (i = 0, h = udp_splice_mmh_sendto; i < UDP_SPLICE_FRAMES; for (i = 0, h = udp_mmh_sendto; i < UDP_SPLICE_FRAMES; i++, h++) {
i++, h++) {
struct msghdr *mh = &h->msg_hdr; struct msghdr *mh = &h->msg_hdr;
mh->msg_name = &udp_splice_namebuf; mh->msg_name = &udp_splice_namebuf;
mh->msg_namelen = sizeof(udp_splice_namebuf); mh->msg_namelen = sizeof(udp_splice_namebuf);
mh->msg_iov = &udp_splice_iov_sendto[i]; mh->msg_iov = &udp_iov_sendto[i];
mh->msg_iovlen = 1; mh->msg_iovlen = 1;
} }
for (i = 0, iov = udp_splice_iov_sendto; i < UDP_SPLICE_FRAMES; for (i = 0, iov = udp_iov_sendto; i < UDP_SPLICE_FRAMES; i++, iov++)
i++, iov++) {
iov->iov_base = udp_splice_buf[i]; iov->iov_base = udp_splice_buf[i];
}
} }
/** /**