commit 5eb686d105ebd7cea332fd1ef0bb3af9386e19f7
author Stephen Smalley <sds@tycho.nsa.gov> Fri Jan 13 07:45:16 2012 -0500
committer Stephen Smalley <sds@tycho.nsa.gov> Wed Jan 18 08:02:23 2012 -0500
tree 3df9e137dcdcc8b78cb9ca78aee8c5de50316e87
parent e30e909363c5c706f394050d9cd00ce222caadbf

Add extended attribute (xattr) system call wrappers to bionic.

The xattr system calls are required for the SE Android userspace in
order to get and set file security contexts.  In particular, libselinux
requires these calls.

Change-Id: I78f5eb3d8f3384aed0a5e7c6a6f001781d982017

libc/include/sys/linux-syscalls.h

diff --git a/libc/include/sys/linux-syscalls.h b/libc/include/sys/linux-syscalls.h
index 2fa5d3a..54f86f8 100644
--- a/libc/include/sys/linux-syscalls.h
+++ b/libc/include/sys/linux-syscalls.h
@@ -79,6 +79,10 @@
 #define __NR_sync                         (__NR_SYSCALL_BASE + 36)
 #define __NR_fcntl64                      (__NR_SYSCALL_BASE + 221)
 #define __NR_sendfile                     (__NR_SYSCALL_BASE + 187)
+#define __NR_fsetxattr                    (__NR_SYSCALL_BASE + 228)
+#define __NR_fgetxattr                    (__NR_SYSCALL_BASE + 231)
+#define __NR_flistxattr                   (__NR_SYSCALL_BASE + 234)
+#define __NR_fremovexattr                 (__NR_SYSCALL_BASE + 237)
 #define __NR_link                         (__NR_SYSCALL_BASE + 9)
 #define __NR_unlink                       (__NR_SYSCALL_BASE + 10)
 #define __NR_chdir                        (__NR_SYSCALL_BASE + 12)
@@ -100,6 +104,14 @@
 #define __NR_symlink                      (__NR_SYSCALL_BASE + 83)
 #define __NR_fchdir                       (__NR_SYSCALL_BASE + 133)
 #define __NR_truncate                     (__NR_SYSCALL_BASE + 92)
+#define __NR_setxattr                     (__NR_SYSCALL_BASE + 226)
+#define __NR_lsetxattr                    (__NR_SYSCALL_BASE + 227)
+#define __NR_getxattr                     (__NR_SYSCALL_BASE + 229)
+#define __NR_lgetxattr                    (__NR_SYSCALL_BASE + 230)
+#define __NR_listxattr                    (__NR_SYSCALL_BASE + 232)
+#define __NR_llistxattr                   (__NR_SYSCALL_BASE + 233)
+#define __NR_removexattr                  (__NR_SYSCALL_BASE + 235)
+#define __NR_lremovexattr                 (__NR_SYSCALL_BASE + 236)
 #define __NR_pause                        (__NR_SYSCALL_BASE + 29)
 #define __NR_gettimeofday                 (__NR_SYSCALL_BASE + 78)
 #define __NR_settimeofday                 (__NR_SYSCALL_BASE + 79)