forked from rpms/glibc
234a1c0ad2
* Tue Feb 1 2022 Florian Weimer <fweimer@redhat.com> - 2.34-24 - Sync with upstream branch release/2.34/master, commit 008003dc6e83439c5e04a744b7fd8197df19096e: - tst-socket-timestamp-compat.c: Check __TIMESIZE [BZ #28837] - Linux: Only generate 64 bit timestamps for 64 bit time_t recvmsg/recvmmsg - linux: Fix ancillary 64-bit time timestamp conversion (BZ #28349, BZ#28350) - support: Add support_socket_so_timestamp_time64 * Tue Feb 1 2022 Florian Weimer <fweimer@redhat.com> - 2.34-23 - Align with glibc 2.35 version of C.UTF-8 * Tue Feb 1 2022 Florian Weimer <fweimer@redhat.com> - 2.34-22 - Sync with upstream branch release/2.34/master, commit aa601d024424c40ae9a69b0c4e394a70ea0570c8: - x86: Use CHECK_FEATURE_PRESENT to check HLE [BZ #27398] - x86: Filter out more Intel CPUs for TSX [BZ #27398] - Fix glibc 2.34 ABI omission (missing GLIBC_2.34 in dynamic loader) - x86: Fix __wcsncmp_evex in strcmp-evex.S [BZ# 28755] - x86: Fix __wcsncmp_avx2 in strcmp-avx2.S [BZ# 28755] Resolves: #2037056
96 lines
3.4 KiB
Diff
96 lines
3.4 KiB
Diff
commit e09e7b1492b2d5c2f68ddf81f8f58e093dd4df6d
|
|
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
|
|
Date: Mon Dec 13 11:36:42 2021 -0300
|
|
|
|
support: Add support_socket_so_timestamp_time64
|
|
|
|
Check if the socket support 64-bit network packages timestamps
|
|
(SO_TIMESTAMP and SO_TIMESTAMPNS). This will be used on recvmsg
|
|
and recvmmsg tests to check if the timestamp should be generated.
|
|
|
|
Reviewed-by: Florian Weimer <fweimer@redhat.com>
|
|
|
|
(cherry picked from 38bc0f4e78934aab455b31af05cefcbf3c22bece)
|
|
|
|
diff --git a/support/Makefile b/support/Makefile
|
|
index 3c941e1ba9e29aa4..6a5fc9faf2ca2e2d 100644
|
|
--- a/support/Makefile
|
|
+++ b/support/Makefile
|
|
@@ -79,6 +79,7 @@ libsupport-routines = \
|
|
support_set_small_thread_stack_size \
|
|
support_shared_allocate \
|
|
support_small_stack_thread_attribute \
|
|
+ support_socket_so_timestamp_time64 \
|
|
support_stat_nanoseconds \
|
|
support_subprocess \
|
|
support_test_compare_blob \
|
|
diff --git a/support/support.h b/support/support.h
|
|
index 29d56c7c891ee34b..ecfc9a336d272a30 100644
|
|
--- a/support/support.h
|
|
+++ b/support/support.h
|
|
@@ -170,6 +170,10 @@ extern bool support_select_modifies_timeout (void);
|
|
tv_usec larger than 1000000. */
|
|
extern bool support_select_normalizes_timeout (void);
|
|
|
|
+/* Return true if socket FD supports 64-bit timestamps with the SOL_SOCKET
|
|
+ and SO_TIMESTAMP/SO_TIMESTAMPNS. */
|
|
+extern bool support_socket_so_timestamp_time64 (int fd);
|
|
+
|
|
/* Create a timer that trigger after SEC seconds and NSEC nanoseconds. If
|
|
REPEAT is true the timer will repeat indefinitely. If CALLBACK is not
|
|
NULL, the function will be called when the timer expires; otherwise a
|
|
diff --git a/support/support_socket_so_timestamp_time64.c b/support/support_socket_so_timestamp_time64.c
|
|
new file mode 100644
|
|
index 0000000000000000..54bf3f42724566f5
|
|
--- /dev/null
|
|
+++ b/support/support_socket_so_timestamp_time64.c
|
|
@@ -0,0 +1,48 @@
|
|
+/* Return whether socket supports 64-bit timestamps.
|
|
+ Copyright (C) 2022 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 <errno.h>
|
|
+#include <unistd.h>
|
|
+#include <sys/syscall.h>
|
|
+#include <sys/socket.h>
|
|
+#include <support/support.h>
|
|
+#ifdef __linux__
|
|
+# include <socket-constants-time64.h>
|
|
+#endif
|
|
+
|
|
+bool
|
|
+support_socket_so_timestamp_time64 (int fd)
|
|
+{
|
|
+#ifdef __linux__
|
|
+# if __LINUX_KERNEL_VERSION >= 0x050100 \
|
|
+ || __WORDSIZE == 64 \
|
|
+ || (defined __SYSCALL_WORDSIZE && __SYSCALL_WORDSIZE == 64)
|
|
+ return true;
|
|
+# else
|
|
+ int level = SOL_SOCKET;
|
|
+ int optname = COMPAT_SO_TIMESTAMP_NEW;
|
|
+ int optval;
|
|
+ socklen_t len = sizeof (optval);
|
|
+
|
|
+ int r = syscall (__NR_getsockopt, fd, level, optname, &optval, &len);
|
|
+ return r != -1;
|
|
+# endif
|
|
+#else
|
|
+ return false;
|
|
+#endif
|
|
+}
|