socket: Add time64 alias for getsockopt

Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

socket/Makefile

@@ -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
 

socket/sys/socket.h

@@ -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).

socket/tst-sockopt-time64.c

@@ -0,0 +1 @@
+#include "tst-sockopt.c"

socket/tst-sockopt.c

@@ -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>

sysdeps/unix/sysv/linux/Versions

@@ -225,6 +225,7 @@ libc {
     __gai_suspend_time64;
     __getitimer64;
     __getrusage64;
+    __getsockopt64;
     __gettimeofday64;
     __glob64_time64;
     __globfree64_time64;

sysdeps/unix/sysv/linux/arm/be/libc.abilist

@@ -218,6 +218,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/arm/le/libc.abilist

@@ -215,6 +215,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/csky/libc.abilist

@@ -2374,6 +2374,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/getsockopt.c

@@ -101,3 +101,6 @@ __getsockopt (int fd, int level, int optname, void *optval, socklen_t *len)
  return r;
 }
 weak_alias (__getsockopt, getsockopt)
+#if __TIMESIZE != 64
+weak_alias (__getsockopt, __getsockopt64)
+#endif

sysdeps/unix/sysv/linux/hppa/libc.abilist

@@ -2323,6 +2323,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/i386/libc.abilist

@@ -2506,6 +2506,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist

@@ -219,6 +219,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist

@@ -2450,6 +2450,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/microblaze/be/libc.abilist

@@ -2423,6 +2423,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/microblaze/le/libc.abilist

@@ -2420,6 +2420,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist

@@ -2415,6 +2415,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist

@@ -2413,6 +2413,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist

@@ -2421,6 +2421,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/nios2/libc.abilist

@@ -2462,6 +2462,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist

@@ -2477,6 +2477,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist

@@ -2510,6 +2510,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist

@@ -2475,6 +2475,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/sh/be/libc.abilist

@@ -2330,6 +2330,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/sh/le/libc.abilist

@@ -2327,6 +2327,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F

sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist

@@ -2470,6 +2470,7 @@ GLIBC_2.34 __futimesat64 F
 GLIBC_2.34 __gai_suspend_time64 F
 GLIBC_2.34 __getitimer64 F
 GLIBC_2.34 __getrusage64 F
+GLIBC_2.34 __getsockopt64 F
 GLIBC_2.34 __gettimeofday64 F
 GLIBC_2.34 __glob64_time64 F
 GLIBC_2.34 __globfree64_time64 F