move everything out of trunk

[lttv.git] / markers-userspace / kernel-api.h

diff --git a/markers-userspace/kernel-api.h b/markers-userspace/kernel-api.h
index ccdc2dc317f1bf630720d9f26ce9d4d52cc067cd..dc3bc25a9b41aa8c52dbd5674a30046c024a93b0 100644 (file)
--- a/markers-userspace/kernel-api.h
+++ b/markers-userspace/kernel-api.h
@@ -5,6 +5,15 @@
 #ifndef __KERNEL_API
 #define __KERNEL_API
 
+#include <errno.h>
+#include <syscall.h>
+#include <string.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #define DECLARE_IMV(type, name) extern __typeof__(type) name##__imv
 #define DEFINE_IMV(type, name)  __typeof__(type) name##__imv
 
@@ -28,4 +37,21 @@
  */
 #define _imv_read(name)                (name##__imv)
 
+#ifdef __i386__
+#define __NR_marker             333
+#define __NR_trace              334
+#elif defined(__x86_64__)
+#define __NR_marker            295
+#define __NR_trace             296
+#else
+#error "Unsupported architecture for userspace markers"
+#endif
+
+#define sys_marker(...) syscall(__NR_marker, __VA_ARGS__)
+#define sys_trace(...) syscall(__NR_trace, __VA_ARGS__)
+
+#ifdef __cplusplus
+} /* end of extern "C" */
+#endif
+
 #endif