X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=include%2Flttng%2Fust-events.h;h=5edfbb99f88019565669adaf735cefa2e6cc3b12;hb=8d9baf68ad7e264e89e26c066826a7c3429952e2;hp=9508e7664f8601e112017bf0746032cce6c2e84c;hpb=e92f3e285939848f248af08f11a39a04a7fcf852;p=lttng-ust.git

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index 9508e766..5edfbb99 100644
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -21,13 +21,14 @@
 
 #include <urcu/list.h>
 #include <urcu/hlist.h>
-#include <uuid/uuid.h>
 #include <stdint.h>
 #include <lttng/ust-abi.h>
 #include <lttng/ust-tracer.h>
-#include <endian.h>
+#include <lttng/ust-endian.h>
 #include <float.h>
 
+#define LTTNG_UST_UUID_LEN		16
+
 struct ltt_channel;
 struct ltt_session;
 struct lttng_ust_lib_ring_buffer_ctx;
@@ -84,7 +85,7 @@ struct lttng_enum_entry {
 		  .size = sizeof(_type) * CHAR_BIT,		\
 		  .alignment = lttng_alignof(_type) * CHAR_BIT,	\
 		  .signedness = lttng_is_signed_type(_type),	\
-		  .reverse_byte_order = _byte_order != __BYTE_ORDER,	\
+		  .reverse_byte_order = _byte_order != BYTE_ORDER,	\
 		  .base = _base,				\
 		  .encoding = lttng_encode_##_encoding,		\
 		},						\
@@ -119,7 +120,7 @@ struct lttng_integer_type {
 				- _float_mant_dig(_type),	\
 		  .mant_dig = _float_mant_dig(_type),		\
 		  .alignment = lttng_alignof(_type) * CHAR_BIT,	\
-		  .reverse_byte_order = __BYTE_ORDER != __FLOAT_WORD_ORDER, \
+		  .reverse_byte_order = BYTE_ORDER != FLOAT_WORD_ORDER, \
 		},						\
 	}							\
 
@@ -211,7 +212,7 @@ struct lttng_ctx {
 #define LTTNG_UST_EVENT_DESC_PADDING	40
 struct lttng_event_desc {
 	const char *name;
-	void *probe_callback;
+	void (*probe_callback)(void);
 	const struct lttng_event_ctx *ctx;	/* context */
 	const struct lttng_event_field *fields;	/* event payload */
 	unsigned int nr_fields;
@@ -270,7 +271,18 @@ struct lttng_ust_tracepoint_list {
 	struct cds_list_head head;
 };
 
+struct tp_field_list_entry {
+	struct lttng_ust_field_iter field;
+	struct cds_list_head head;
+};
+
+struct lttng_ust_field_list {
+	struct tp_field_list_entry *iter;
+	struct cds_list_head head;
+};
+
 struct ust_pending_probe;
+struct ltt_event;
 
 /*
  * ltt_event structure is referred to by the tracing fast path. It must be
@@ -281,7 +293,7 @@ struct ltt_event {
 	struct ltt_channel *chan;
 	int enabled;
 	const struct lttng_event_desc *desc;
-	void *filter;
+	void (*filter)(struct ltt_event *event);
 	struct lttng_ctx *ctx;
 	enum lttng_ust_instrumentation instrumentation;
 	union {
@@ -354,7 +366,7 @@ struct ltt_channel {
 	/* Channel ID, available for consumer too */
 	unsigned int id;
 	/* Copy of session UUID for consumer (availability through shm) */
-	uuid_t uuid;			/* Trace session unique ID */
+	unsigned char uuid[LTTNG_UST_UUID_LEN]; /* Trace session unique ID */
 };
 
 struct ltt_session {
@@ -367,7 +379,7 @@ struct ltt_session {
 	struct cds_list_head wildcards;	/* Wildcard list head */
 	struct cds_list_head list;	/* Session list */
 	unsigned int free_chan_id;	/* Next chan ID to allocate */
-	uuid_t uuid;			/* Trace session unique ID */
+	unsigned char uuid[LTTNG_UST_UUID_LEN]; /* Trace session unique ID */
 	unsigned int metadata_dumped:1;
 };
 
@@ -401,7 +413,7 @@ struct ltt_channel *ltt_global_channel_create(struct ltt_session *session,
 
 int ltt_event_create(struct ltt_channel *chan,
 		struct lttng_ust_event *event_param,
-		void *filter,
+		void (*filter)(struct ltt_event *event),
 		struct ltt_event **event);
 
 int ltt_channel_enable(struct ltt_channel *channel);
@@ -433,9 +445,9 @@ int lttng_add_procname_to_ctx(struct lttng_ctx **ctx);
 void lttng_context_vtid_reset(void);
 void lttng_context_vpid_reset(void);
 
-const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_metadata;
-const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_discard;
-const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_overwrite;
+extern const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_metadata;
+extern const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_discard;
+extern const struct lttng_ust_lib_ring_buffer_client_cb *lttng_client_callbacks_overwrite;
 
 struct ltt_transport *ltt_transport_find(const char *name);
 
@@ -443,6 +455,10 @@ int ltt_probes_get_event_list(struct lttng_ust_tracepoint_list *list);
 void ltt_probes_prune_event_list(struct lttng_ust_tracepoint_list *list);
 struct lttng_ust_tracepoint_iter *
 	lttng_ust_tracepoint_list_get_iter_next(struct lttng_ust_tracepoint_list *list);
+int ltt_probes_get_field_list(struct lttng_ust_field_list *list);
+void ltt_probes_prune_field_list(struct lttng_ust_field_list *list);
+struct lttng_ust_field_iter *
+	lttng_ust_field_list_get_iter_next(struct lttng_ust_field_list *list);
 
 int ltt_wildcard_enable(struct session_wildcard *wildcard);
 int ltt_wildcard_disable(struct session_wildcard *wildcard);