aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/unix
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/getsockopt.c70
-rw-r--r--sysdeps/unix/sysv/linux/hppa/socket-constants-time64.h30
-rw-r--r--sysdeps/unix/sysv/linux/mips/socket-constants-time64.h30
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/socket-constants-time64.h30
-rw-r--r--sysdeps/unix/sysv/linux/setsockopt.c71
-rw-r--r--sysdeps/unix/sysv/linux/socket-constants-time64.h30
-rw-r--r--sysdeps/unix/sysv/linux/sparc/socket-constants-time64.h30
7 files changed, 276 insertions, 15 deletions
diff --git a/sysdeps/unix/sysv/linux/getsockopt.c b/sysdeps/unix/sysv/linux/getsockopt.c
index 76ee8a94d6..688a7de087 100644
--- a/sysdeps/unix/sysv/linux/getsockopt.c
+++ b/sysdeps/unix/sysv/linux/getsockopt.c
@@ -15,16 +15,15 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <errno.h>
-#include <signal.h>
#include <sys/socket.h>
-
+#include <time.h>
+#include <sysdep.h>
#include <socketcall.h>
-#include <kernel-features.h>
-#include <sys/syscall.h>
+#include <socket-constants-time64.h>
-int
-__getsockopt (int fd, int level, int optname, void *optval, socklen_t *len)
+static int
+getsockopt_syscall (int fd, int level, int optname, void *optval,
+ socklen_t *len)
{
#ifdef __ASSUME_GETSOCKOPT_SYSCALL
return INLINE_SYSCALL (getsockopt, 5, fd, level, optname, optval, len);
@@ -32,4 +31,61 @@ __getsockopt (int fd, int level, int optname, void *optval, socklen_t *len)
return SOCKETCALL (getsockopt, fd, level, optname, optval, len);
#endif
}
+
+#ifndef __ASSUME_TIME64_SYSCALLS
+static int
+getsockopt32 (int fd, int level, int optname, void *optval,
+ socklen_t *len)
+{
+ int r = -1;
+
+ if (level != SOL_SOCKET)
+ return r;
+
+ switch (optname)
+ {
+ case COMPAT_SO_RCVTIMEO_NEW:
+ case COMPAT_SO_SNDTIMEO_NEW:
+ {
+ if (optname == COMPAT_SO_RCVTIMEO_NEW)
+ optname = COMPAT_SO_RCVTIMEO_OLD;
+ if (optname == COMPAT_SO_SNDTIMEO_NEW)
+ optname = COMPAT_SO_SNDTIMEO_OLD;
+
+ struct __timeval32 tv32;
+ r = getsockopt_syscall (fd, level, optname, &tv32,
+ (socklen_t[]) { sizeof tv32 });
+ if (r < 0)
+ break;
+
+ /* POSIX states that if the size of the option value is greater than
+ then option length, the option value argument shall be silently
+ truncated. */
+ if (*len >= sizeof (struct __timeval64))
+ {
+ struct __timeval64 *tv64 = (struct __timeval64 *) optval;
+ *tv64 = valid_timeval32_to_timeval64 (tv32);
+ *len = sizeof (*tv64);
+ }
+ else
+ memcpy (optval, &tv32, sizeof tv32);
+ }
+ }
+
+ return r;
+}
+#endif
+
+int
+__getsockopt (int fd, int level, int optname, void *optval, socklen_t *len)
+{
+ int r = getsockopt_syscall (fd, level, optname, optval, len);
+
+#ifndef __ASSUME_TIME64_SYSCALLS
+ if (r == -1 && errno == ENOPROTOOPT)
+ r = getsockopt32 (fd, level, optname, optval, len);
+#endif
+
+ return r;
+}
weak_alias (__getsockopt, getsockopt)
diff --git a/sysdeps/unix/sysv/linux/hppa/socket-constants-time64.h b/sysdeps/unix/sysv/linux/hppa/socket-constants-time64.h
new file mode 100644
index 0000000000..9fe7576aaa
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/hppa/socket-constants-time64.h
@@ -0,0 +1,30 @@
+/* Compat socket constants used in 64-bit compat code.
+ 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/>. */
+
+#ifndef _SOCKET_CONSTANTS_TIME64_H
+#define _SOCKET_CONSTANTS_TIME64_H
+
+/* The compat code requires the SO_* constants used for both 32 and 64-bit
+ time_t, however they were only added on v5.1 kernel. */
+
+#define COMPAT_SO_RCVTIMEO_OLD 4102
+#define COMPAT_SO_SNDTIMEO_OLD 4101
+#define COMPAT_SO_RCVTIMEO_NEW 16448
+#define COMPAT_SO_SNDTIMEO_NEW 16449
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/mips/socket-constants-time64.h b/sysdeps/unix/sysv/linux/mips/socket-constants-time64.h
new file mode 100644
index 0000000000..1252a8a23b
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/socket-constants-time64.h
@@ -0,0 +1,30 @@
+/* Compat socket constants used in 64-bit compat code.
+ 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/>. */
+
+#ifndef _SOCKET_CONSTANTS_TIME64_H
+#define _SOCKET_CONSTANTS_TIME64_H
+
+/* The compat code requires the SO_* constants used for both 32 and 64-bit
+ time_t, however they were only added on v5.1 kernel. */
+
+#define COMPAT_SO_RCVTIMEO_OLD 4102
+#define COMPAT_SO_SNDTIMEO_OLD 4101
+#define COMPAT_SO_RCVTIMEO_NEW 66
+#define COMPAT_SO_SNDTIMEO_NEW 67
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/socket-constants-time64.h b/sysdeps/unix/sysv/linux/powerpc/socket-constants-time64.h
new file mode 100644
index 0000000000..26e8b710ab
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/socket-constants-time64.h
@@ -0,0 +1,30 @@
+/* Compat socket constants used in 64-bit compat code.
+ 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/>. */
+
+#ifndef _SOCKET_CONSTANTS_TIME64_H
+#define _SOCKET_CONSTANTS_TIME64_H
+
+/* The compat code requires the SO_* constants used for both 32 and 64-bit
+ time_t, however they were only added on v5.1 kernel. */
+
+#define COMPAT_SO_RCVTIMEO_OLD 18
+#define COMPAT_SO_SNDTIMEO_OLD 19
+#define COMPAT_SO_RCVTIMEO_NEW 66
+#define COMPAT_SO_SNDTIMEO_NEW 67
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/setsockopt.c b/sysdeps/unix/sysv/linux/setsockopt.c
index 12fd7bdcde..6505202265 100644
--- a/sysdeps/unix/sysv/linux/setsockopt.c
+++ b/sysdeps/unix/sysv/linux/setsockopt.c
@@ -15,21 +15,76 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#include <errno.h>
-#include <signal.h>
#include <sys/socket.h>
-
+#include <time.h>
+#include <sysdep.h>
#include <socketcall.h>
-#include <kernel-features.h>
-#include <sys/syscall.h>
+#include <socket-constants-time64.h>
-int
-setsockopt (int fd, int level, int optname, const void *optval, socklen_t len)
+static int
+setsockopt_syscall (int fd, int level, int optname, const void *optval,
+ socklen_t len)
{
#ifdef __ASSUME_SETSOCKOPT_SYSCALL
- return INLINE_SYSCALL (setsockopt, 5, fd, level, optname, optval, len);
+ return INLINE_SYSCALL_CALL (setsockopt, fd, level, optname, optval, len);
#else
return SOCKETCALL (setsockopt, fd, level, optname, optval, len);
#endif
}
+
+#ifndef __ASSUME_TIME64_SYSCALLS
+static int
+setsockopt32 (int fd, int level, int optname, const void *optval,
+ socklen_t len)
+{
+ int r = -1;
+
+ if (level != SOL_SOCKET)
+ return r;
+
+ switch (optname)
+ {
+ case COMPAT_SO_RCVTIMEO_NEW:
+ case COMPAT_SO_SNDTIMEO_NEW:
+ {
+ if (len < sizeof (struct __timeval64))
+ {
+ __set_errno (EINVAL);
+ break;
+ }
+
+ struct __timeval64 *tv64 = (struct __timeval64 *) optval;
+ if (! in_time_t_range (tv64->tv_sec))
+ {
+ __set_errno (EOVERFLOW);
+ break;
+ }
+
+ if (optname == COMPAT_SO_RCVTIMEO_NEW)
+ optname = COMPAT_SO_RCVTIMEO_OLD;
+ if (optname == COMPAT_SO_SNDTIMEO_NEW)
+ optname = COMPAT_SO_SNDTIMEO_OLD;
+
+ struct __timeval32 tv32 = valid_timeval64_to_timeval32 (*tv64);
+
+ r = setsockopt_syscall (fd, level, optname, &tv32, sizeof (tv32));
+ }
+ }
+
+ return r;
+}
+#endif
+
+int
+setsockopt (int fd, int level, int optname, const void *optval, socklen_t len)
+{
+ int r = setsockopt_syscall (fd, level, optname, optval, len);
+
+#ifndef __ASSUME_TIME64_SYSCALLS
+ if (r == -1 && errno == ENOPROTOOPT)
+ r = setsockopt32 (fd, level, optname, optval, len);
+#endif
+
+ return r;
+}
weak_alias (setsockopt, __setsockopt)
diff --git a/sysdeps/unix/sysv/linux/socket-constants-time64.h b/sysdeps/unix/sysv/linux/socket-constants-time64.h
new file mode 100644
index 0000000000..d09c39d6c2
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/socket-constants-time64.h
@@ -0,0 +1,30 @@
+/* Compat socket constants used in 64-bit compat code.
+ 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/>. */
+
+#ifndef _SOCKET_CONSTANTS_TIME64_H
+#define _SOCKET_CONSTANTS_TIME64_H
+
+/* The compat code requires the SO_* constants used for both 32 and 64-bit
+ time_t, however they were only added on v5.1 kernel. */
+
+#define COMPAT_SO_RCVTIMEO_OLD 20
+#define COMPAT_SO_SNDTIMEO_OLD 21
+#define COMPAT_SO_RCVTIMEO_NEW 66
+#define COMPAT_SO_SNDTIMEO_NEW 67
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/sparc/socket-constants-time64.h b/sysdeps/unix/sysv/linux/sparc/socket-constants-time64.h
new file mode 100644
index 0000000000..f4668db537
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/socket-constants-time64.h
@@ -0,0 +1,30 @@
+/* Compat socket constants used in 64-bit compat code.
+ 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/>. */
+
+#ifndef _SOCKET_CONSTANTS_TIME64_H
+#define _SOCKET_CONSTANTS_TIME64_H
+
+/* The compat code requires the SO_* constants used for both 32 and 64-bit
+ time_t, however they were only added on v5.1 kernel. */
+
+#define COMPAT_SO_RCVTIMEO_OLD 8192
+#define COMPAT_SO_SNDTIMEO_OLD 16384
+#define COMPAT_SO_RCVTIMEO_NEW 68
+#define COMPAT_SO_SNDTIMEO_NEW 69
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 10:11:18 +0000