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socket: Add time64 alias for getsockopt

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Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer
2021-07-22 19:12:12 +02:00
parent 6856975ed4
commit 02c17c8c14
25 changed files with 99 additions and 1 deletions
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9
socket/Makefile
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@@ -31,7 +31,14 @@ routines := accept bind connect getpeername getsockname getsockopt \
setsockopt shutdown socket socketpair isfdtype opensock \
sockatmark accept4 recvmmsg sendmmsg
tests := tst-accept4
tests := \
tst-accept4 \
tst-sockopt \
# tests
tests-time64 := \
tst-sockopt-time64 \
# tests
aux := sa_len

15
socket/sys/socket.h
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@@ -251,9 +251,24 @@ extern int __REDIRECT (recvmmsg, (int __fd, struct mmsghdr *__vmessages,
/* Put the current value for socket FD's option OPTNAME at protocol level LEVEL
into OPTVAL (which is *OPTLEN bytes long), and set *OPTLEN to the value's
actual length. Returns 0 on success, -1 for errors. */
#ifndef __USE_TIME_BITS64
extern int getsockopt (int __fd, int __level, int __optname,
void *__restrict __optval,
socklen_t *__restrict __optlen) __THROW;
#else
# ifdef __REDIRECT
extern int __REDIRECT_NTH (getsockopt,
(int __fd, int __level, int __optname,
void *__restrict __optval,
socklen_t *__restrict __optlen),
__getsockopt64);
# else
extern int __getsockopt64 (int __fd, int __level, int __optname,
void *__restrict __optval,
socklen_t *__restrict __optlen) __THROW;
# define getsockopt __getsockopt64
# endif
#endif
/* Set socket FD's option OPTNAME at protocol level LEVEL
to *OPTVAL (which is OPTLEN bytes long).

1
socket/tst-sockopt-time64.c Normal file
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@@ -0,0 +1 @@
#include "tst-sockopt.c"

52
socket/tst-sockopt.c Normal file
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@@ -0,0 +1,52 @@
/* Smoke test for socket options.
Copyright (C) 2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <support/xsocket.h>
#include <support/xunistd.h>
#include <support/check.h>
#include <netinet/in.h>
static int
do_test (void)
{
int fd = xsocket (AF_INET, SOCK_STREAM, IPPROTO_TCP);
struct linger value = { -1, -1 };
socklen_t optlen = sizeof (value);
TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0);
TEST_COMPARE (optlen, sizeof (value));
TEST_COMPARE (value.l_onoff, 0);
TEST_COMPARE (value.l_linger, 0);
value.l_onoff = 1;
value.l_linger = 30;
TEST_COMPARE (setsockopt (fd, SOL_SOCKET, SO_LINGER, &value, sizeof (value)),
0);
value.l_onoff = -1;
value.l_linger = -1;
TEST_COMPARE (getsockopt (fd, SOL_SOCKET, SO_LINGER, &value, &optlen), 0);
TEST_COMPARE (optlen, sizeof (value));
TEST_COMPARE (value.l_onoff, 1);
TEST_COMPARE (value.l_linger, 30);
xclose (fd);
return 0;
}
#include <support/test-driver.c>