#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
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 {
enum lttng_ust_output output; /* splice, mmap */
};
-struct lttng_ust_loglevel {
- char provider[LTTNG_UST_SYM_NAME_LEN];
- char loglevel[LTTNG_UST_SYM_NAME_LEN];
- int64_t value;
+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 {
#define LTTNG_UST_TRACEPOINT_LIST _UST_CMD(0x42)
#define LTTNG_UST_WAIT_QUIESCENT _UST_CMD(0x43)
#define LTTNG_UST_REGISTER_DONE _UST_CMD(0x44)
-#define LTTNG_UST_LOGLEVEL_LIST _UST_CMD(0x45)
/* Session FD commands */
#define LTTNG_UST_METADATA \
/* Tracepoint list commands */
#define LTTNG_UST_TRACEPOINT_LIST_GET _UST_CMD(0x90)
-/* Loglevel list commands */
-#define LTTNG_UST_LOGLEVEL_LIST_GET _UST_CMD(0xA0)
-
#define LTTNG_UST_ROOT_HANDLE 0
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);
};