#include <stdint.h>
-#define LTTNG_UST_SYM_NAME_LEN 128
+#define LTTNG_UST_SYM_NAME_LEN 256
#define LTTNG_UST_COMM_VERSION_MAJOR 0
#define LTTNG_UST_COMM_VERSION_MINOR 1
enum lttng_ust_instrumentation {
- LTTNG_UST_TRACEPOINT = 0,
- LTTNG_UST_PROBE = 1,
- LTTNG_UST_FUNCTION = 2,
+ LTTNG_UST_TRACEPOINT = 0,
+ LTTNG_UST_PROBE = 1,
+ LTTNG_UST_FUNCTION = 2,
+};
+
+enum lttng_ust_loglevel_type {
+ LTTNG_UST_LOGLEVEL = 0,
+ LTTNG_UST_LOGLEVEL_ONLY = 1,
};
enum lttng_ust_output {
unsigned int switch_timer_interval; /* usecs */
unsigned int read_timer_interval; /* usecs */
enum lttng_ust_output output; /* output mode */
- /* The following fields are used internally within UST. */
- int shm_fd;
- int wait_fd;
- uint64_t memory_map_size;
};
-/*
- * This structure is only used internally within UST. It is not per-se
- * part of the communication between sessiond and UST.
- */
struct lttng_ust_stream {
- int shm_fd;
- int wait_fd;
- uint64_t memory_map_size;
};
struct lttng_ust_event {
- char name[LTTNG_UST_SYM_NAME_LEN]; /* event name */
enum lttng_ust_instrumentation instrumentation;
+ char name[LTTNG_UST_SYM_NAME_LEN]; /* event name */
+
+ enum lttng_ust_loglevel_type loglevel_type;
+ char loglevel[LTTNG_UST_SYM_NAME_LEN]; /* loglevel name */
+
/* Per instrumentation type configuration */
union {
} u;
enum lttng_ust_output output; /* splice, mmap */
};
+struct lttng_ust_tracepoint_iter {
+ char name[LTTNG_UST_SYM_NAME_LEN]; /* provider:name */
+ char loglevel[LTTNG_UST_SYM_NAME_LEN]; /* loglevel */
+ int64_t loglevel_value;
+};
+
struct lttng_ust_object_data {
int handle;
int shm_fd;
uint64_t memory_map_size;
};
+enum lttng_ust_calibrate_type {
+ LTTNG_UST_CALIBRATE_TRACEPOINT,
+};
+
+struct lttng_ust_calibrate {
+ enum lttng_ust_calibrate_type type; /* type (input) */
+};
+
#define _UST_CMD(minor) (minor)
#define _UST_CMDR(minor, type) (minor)
#define _UST_CMDW(minor, type) (minor)
struct lttng_ust_obj;
+union ust_args {
+ struct {
+ int *shm_fd;
+ int *wait_fd;
+ uint64_t *memory_map_size;
+ } channel;
+ struct {
+ int *shm_fd;
+ int *wait_fd;
+ uint64_t *memory_map_size;
+ } stream;
+};
+
struct lttng_ust_objd_ops {
- long (*cmd)(int objd, unsigned int cmd, unsigned long arg);
+ long (*cmd)(int objd, unsigned int cmd, unsigned long arg,
+ union ust_args *args);
int (*release)(int objd);
};