Metadata generation (partial)

[lttng-modules.git] / probes / lttng-types.h

diff --git a/probes/lttng-types.h b/probes/lttng-types.h
index 5f55ef6a8f57ab6db02f6cd1d5c07ce1aa6fef85..bbae874742e56a19a11a1050c276b1049e849644 100644 (file)
--- a/probes/lttng-types.h
+++ b/probes/lttng-types.h
@@ -5,44 +5,28 @@
 #ifndef _LTTNG_PROBES_LTTNG_TYPES_H
 #define _LTTNG_PROBES_LTTNG_TYPES_H
 
-#include <lttng.h>
-
-enum abstract_types {
-       atype_integer,
-       atype_enum,
-       atype_array,
-       NR_ABSTRACT_TYPES,
-};
-
-struct lttng_enum_entry {
-       unsigned long long start, end;  /* start and end are inclusive */
-       const char *string;
-};
-
-struct lttng_enum {
-       const struct lttng_enum_entry *entries;
-       unsigned int len;
-};
-
-struct lttng_type {
-       enum abstract_types atype;
-       const char *name;
-       union {
-               struct {
-                       unsigned int size;              /* in bits */
-                       unsigned short alignment;       /* in bits */
-                       unsigned int signedness:1;
-               } integer;
-               struct {
-                       const char *parent_type;
-                       const struct lttng_enum def;
-               } enumeration;
-               struct {
-                       const char *elem_type;
-                       unsigned int length;            /* num. elems. */
-               } array;
-       } u;
-} __attribute__((packed));
+#include <linux/seq_file.h>
+#include "lttng.h"
+#include "../ltt-events.h"
+
+#ifdef __KERNEL__
+# include <asm/byteorder.h>
+# ifdef __BIG_ENDIAN
+#  define __BYTE_ORDER __BIG_ENDIAN
+# elif defined(__LITTLE_ENDIAN)
+#  define __BYTE_ORDER __LITTLE_ENDIAN
+# else
+#  error "unknown endianness"
+# endif
+#ifndef __BIG_ENDIAN
+# define __BIG_ENDIAN 4321
+#endif
+#ifndef __LITTLE_ENDIAN
+# define __LITTLE_ENDIAN 1234
+#endif
+#else
+# include <endian.h>
+#endif
 
 #endif /* _LTTNG_PROBES_LTTNG_TYPES_H */
 
@@ -76,33 +60,13 @@ struct lttng_type {
 
 #ifdef STAGE_EXPORT_TYPES
 
-#undef TRACE_EVENT_TYPE___integer
-#define TRACE_EVENT_TYPE___integer(_name, _unused)             \
-               {                                               \
-                 .atype = atype_integer,                       \
-                 .name = #_name,                               \
-                 .u.integer.size = sizeof(_name) * 8,          \
-                 .u.integer.alignment = __alignof__(_name) * 8,\
-                 .u.integer.signedness = is_signed_type(_name),\
-               },
-
 #undef TRACE_EVENT_TYPE___enum
-#define TRACE_EVENT_TYPE___enum(_name, _parent_type)           \
-               {                                               \
-                 .atype = atype_enum,                          \
-                 .name = #_name,                               \
-                 .u.enumeration.parent_type = #_parent_type,   \
-                 .u.enumeration.def.entries = __trace_event_enum_##_name, \
-                 .u.enumeration.def.len = ARRAY_SIZE(__trace_event_enum_##_name), \
-               },
-
-#undef TRACE_EVENT_TYPE___array
-#define TRACE_EVENT_TYPE___array(_name, _elem_type, _length)   \
-               {                                               \
-                 .atype = atype_array,                         \
-                 .name = #_name,                               \
-                 .u.array.elem_type = #_elem_type,             \
-                 .u.array.length = _length,                    \
+#define TRACE_EVENT_TYPE___enum(_name, _container_type)                        \
+               {                                                       \
+                 .name = #_name,                                       \
+                 .container_type = __type_integer(_container_type, __BYTE_ORDER), \
+                 .entries = __trace_event_enum_##_name, \
+                 .len = ARRAY_SIZE(__trace_event_enum_##_name), \
                },
 
 /* Local declaration */