[PATCH v1 1/2] syscalls: Add capset and capget

[Mike Waychison]

Add the capset and capget system calls to klibc so that userland can
invoke them.

Signed-off-by: Mike Waychison <mikew@xxxxxxxxxx>
---
 usr/include/sys/capability.h   |   10 ++++++++++
 usr/klibc/SYSCALLS.def         |    6 ++++++
 usr/klibc/syscalls/syscommon.h |    1 +
 3 files changed, 17 insertions(+), 0 deletions(-)
 create mode 100644 usr/include/sys/capability.h

diff --git a/usr/include/sys/capability.h b/usr/include/sys/capability.h
new file mode 100644
index 0000000..84ad419
--- /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 d3279c7..ee3ffa9 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 0acae12..78f8858 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>

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