system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-07-22 18:56:38 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

tests/sendfile: factor out tcp_socketpair()

Browse source 
It creates a pair of connected TCP sockets for later testing.  No
functional change.

Reviewed by:		chs
Differential Revision:	https://reviews.freebsd.org/D45054
This commit is contained in:
Gleb Smirnoff 2024-05-03 07:45:06 -07:00
parent a25e0ba57e
commit c368d3f20f
1 changed files with 65 additions and 54 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

119
tests/sys/kern/sendfile_helper.c
View file

@ -42,29 +42,73 @@
#include <string.h>
#include <unistd.h>
static int ls;
static char buf[1024*1024];
static volatile bool accept_done = false;
ssize_t readlen;
static volatile bool read_done = false;
static void *
server(void *arg)
static int
tcp_socketpair(int *sv)
{
struct sockaddr_in sin;
ssize_t rv;
socklen_t slen;
int ss;
ssize_t readlen = (uintptr_t)arg;
struct sockaddr_in sin = {
.sin_len = sizeof(struct sockaddr_in),
.sin_family = AF_INET,
.sin_addr.s_addr = htonl(INADDR_LOOPBACK),
};
int flags;
int ls;
slen = sizeof(sin);
ss = accept(ls, (void *)&sin, &slen);
if (ss < 0)
ls = socket(PF_INET, SOCK_STREAM, 0);
if (ls < 0)
err(1, "socket ls");
if (setsockopt(ls, SOL_SOCKET, SO_REUSEADDR, &(socklen_t){1},
sizeof(int)) < 0)
err(1, "SO_REUSEADDR");
if (bind(ls, (struct sockaddr *)&sin, sizeof(sin)) < 0)
err(1, "bind ls");
if (getsockname(ls, (struct sockaddr *)&sin,
&(socklen_t){ sizeof(sin) }) < 0)
err(1, "getsockname");
if (listen(ls, 5) < 0)
err(1, "listen ls");
sv[0] = socket(PF_INET, SOCK_STREAM, 0);
if (sv[0] < 0)
err(1, "socket cs");
flags = fcntl(sv[0], F_GETFL);
flags |= O_NONBLOCK;
if (fcntl(sv[0], F_SETFL, flags) == -1)
err(1, "fcntl +O_NONBLOCK");
if (connect(sv[0], (void *)&sin, sizeof(sin)) != -1 ||
errno != EINPROGRESS)
err(1, "connect cs");
sv[1] = accept(ls, NULL, 0);
if (sv[1] < 0)
err(1, "accept ls");
accept_done = true;
flags &= ~O_NONBLOCK;
if (fcntl(sv[0], F_SETFL, flags) == -1)
err(1, "fcntl -O_NONBLOCK");
close(ls);
return (0);
}
static void *
receiver(void *arg)
{
int s = *(int *)arg;
ssize_t rv;
do {
rv = read(ss, buf, sizeof(buf));
rv = read(s, buf, sizeof(buf));
if (rv == -1)
err(2, "read receiver");
if (rv == 0)
@ -81,61 +125,28 @@ int
main(int argc, char **argv)
{
pthread_t pt;
struct sockaddr_in sin;
off_t start, len;
socklen_t slen;
int fd, cs, on, flags, error;
off_t start;
int fd, ss[2], flags, error;
if (argc != 5)
errx(1, "usage: %s <file> <start> <len> <flags>",
getprogname());
start = strtoull(argv[2], NULL, 0);
len = strtoull(argv[3], NULL, 0);
readlen = strtoull(argv[3], NULL, 0);
flags = strtoul(argv[4], NULL, 0);
fd = open(argv[1], O_RDONLY);
if (fd < 0)
err(1, "open");
err(1, "open");
ls = socket(PF_INET, SOCK_STREAM, 0);
if (ls < 0)
err(1, "socket ls");
tcp_socketpair(ss);
on = 1;
if (setsockopt(ls, SOL_SOCKET, SO_REUSEADDR, (void *)&on,
(socklen_t)sizeof(on)) < 0)
err(1, "SO_REUSEADDR");
sin.sin_len = sizeof(sin);
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
sin.sin_port = 0;
if (bind(ls, (void *)&sin, sizeof(sin)) < 0)
err(1, "bind ls");
slen = sizeof(sin);
if (getsockname(ls, (void *)&sin, &slen) < 0)
err(1, "getsockname");
if (listen(ls, 5) < 0)
err(1, "listen ls");
error = pthread_create(&pt, NULL, server, (void *)(uintptr_t)len);
error = pthread_create(&pt, NULL, receiver, &ss[1]);
if (error)
errc(1, error, "pthread_create");
cs = socket(PF_INET, SOCK_STREAM, 0);
if (cs < 0)
err(1, "socket cs");
if (connect(cs, (void *)&sin, sizeof(sin)) < 0)
err(1, "connect cs");
while (!accept_done)
usleep(1000);
if (sendfile(fd, cs, start, len, NULL, NULL, flags) < 0)
if (sendfile(fd, ss[0], start, readlen, NULL, NULL, flags) < 0)
err(3, "sendfile");
while (!read_done)