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authorMike Waychison <mikew@google.com>2011-07-19 13:38:48 -0700
committermaximilian attems <max@stro.at>2011-07-30 01:01:55 +0200
commit4d91b848434ffcefef25f0fa686c9572317327f4 (patch)
tree84b82f1e3d7d62c2f3e5a7e905ad6f1614cf0702
parent61067ca213ede625698fc464a666c3efd3ebce63 (diff)
downloadklibc-4d91b848434ffcefef25f0fa686c9572317327f4.tar.gz
[klibs] syscalls: Add capset and capget
Add the capset and capget system calls to klibc so that userland can invoke them. Signed-off-by: Mike Waychison <mikew@google.com> Signed-off-by: maximilian attems <max@stro.at>
-rw-r--r--usr/include/sys/capability.h10
-rw-r--r--usr/klibc/SYSCALLS.def6
-rw-r--r--usr/klibc/syscalls/syscommon.h1
3 files changed, 17 insertions, 0 deletions
diff --git a/usr/include/sys/capability.h b/usr/include/sys/capability.h
new file mode 100644
index 0000000000000..84ad419c2b518
--- /dev/null
+++ b/usr/include/sys/capability.h
@@ -0,0 +1,10 @@
+#ifndef _SYS_CAPABILITY_H
+#define _SYS_CAPABILITY_H
+
+#include <klibc/extern.h>
+#include <linux/capability.h>
+
+__extern int capget(cap_user_header_t hdrp, cap_user_data_t datap);
+__extern int capset(cap_user_header_t hdrp, const cap_user_data_t datap);
+
+#endif /* _SYS_CAPABILITY_H */
diff --git a/usr/klibc/SYSCALLS.def b/usr/klibc/SYSCALLS.def
index be1f9bc420921..bfd04c119312a 100644
--- a/usr/klibc/SYSCALLS.def
+++ b/usr/klibc/SYSCALLS.def
@@ -77,6 +77,12 @@ int setfsgid32,setfsgid::setfsgid(gid_t);
int setresuid32,setresuid::setresuid(int, uid_t, uid_t, uid_t);
/*
+ * POSIX Capabilities
+ */
+int capget(cap_user_header_t, cap_user_data_t);
+int capset(cap_user_header_t, cap_user_data_t);
+
+/*
* Filesystem-related system calls
*/
int mount(const char *, const char *, const char *, unsigned long, const void *);
diff --git a/usr/klibc/syscalls/syscommon.h b/usr/klibc/syscalls/syscommon.h
index 0acae125e3053..78f88587742e3 100644
--- a/usr/klibc/syscalls/syscommon.h
+++ b/usr/klibc/syscalls/syscommon.h
@@ -12,6 +12,7 @@
#include <poll.h>
#include <sched.h>
+#include <sys/capability.h>
#include <sys/dirent.h>
#include <sys/klog.h>
#include <sys/mman.h>