#ifndef LTTNG_UST_CTL_INTERNAL_H
#define LTTNG_UST_CTL_INTERNAL_H
-#include <sys/types.h>
-#include <limits.h>
-
#include "lttng-ust-abi.hpp"
+#include <limits.h>
+#include <sys/types.h>
+
#ifndef LTTNG_UST_UUID_LEN
-#define LTTNG_UST_UUID_LEN 16
+#define LTTNG_UST_UUID_LEN 16
#endif
/* Default unix socket path */
-#define LTTNG_UST_SOCK_FILENAME \
- "lttng-ust-sock-" \
- __ust_stringify(LTTNG_UST_ABI_MAJOR_VERSION_OLDEST_COMPATIBLE)
+#define LTTNG_UST_SOCK_FILENAME \
+ "lttng-ust-sock-" __ust_stringify(LTTNG_UST_ABI_MAJOR_VERSION_OLDEST_COMPATIBLE)
/*
* Shared memory files path are automatically related to shm root, e.g.
* /dev/shm under linux.
*/
-#define LTTNG_UST_WAIT_FILENAME \
- "lttng-ust-wait-" \
- __ust_stringify(LTTNG_UST_ABI_MAJOR_VERSION_OLDEST_COMPATIBLE)
+#define LTTNG_UST_WAIT_FILENAME \
+ "lttng-ust-wait-" __ust_stringify(LTTNG_UST_ABI_MAJOR_VERSION_OLDEST_COMPATIBLE)
struct lttng_ust_shm_handle;
struct lttng_ust_lib_ring_buffer;
struct lttng_ust_ctl_consumer_channel_attr {
enum lttng_ust_abi_chan_type type;
- uint64_t subbuf_size; /* bytes */
- uint64_t num_subbuf; /* power of 2 */
- int overwrite; /* 1: overwrite, 0: discard */
- unsigned int switch_timer_interval; /* usec */
- unsigned int read_timer_interval; /* usec */
- enum lttng_ust_abi_output output; /* splice, mmap */
- uint32_t chan_id; /* channel ID */
+ uint64_t subbuf_size; /* bytes */
+ uint64_t num_subbuf; /* power of 2 */
+ int overwrite; /* 1: overwrite, 0: discard */
+ unsigned int switch_timer_interval; /* usec */
+ unsigned int read_timer_interval; /* usec */
+ enum lttng_ust_abi_output output; /* splice, mmap */
+ uint32_t chan_id; /* channel ID */
unsigned char uuid[LTTNG_UST_UUID_LEN]; /* Trace session unique ID */
- int64_t blocking_timeout; /* Blocking timeout (usec) */
+ int64_t blocking_timeout; /* Blocking timeout (usec) */
} LTTNG_PACKED;
/*
*/
int lttng_ust_ctl_register_done(int sock);
int lttng_ust_ctl_create_session(int sock);
-int lttng_ust_ctl_create_event(int sock, struct lttng_ust_abi_event *ev,
- struct lttng_ust_abi_object_data *channel_data,
- struct lttng_ust_abi_object_data **event_data);
-int lttng_ust_ctl_add_context(int sock, struct lttng_ust_context_attr *ctx,
- struct lttng_ust_abi_object_data *obj_data,
- struct lttng_ust_abi_object_data **context_data);
-int lttng_ust_ctl_set_filter(int sock, struct lttng_ust_abi_filter_bytecode *bytecode,
- struct lttng_ust_abi_object_data *obj_data);
-int lttng_ust_ctl_set_capture(int sock, struct lttng_ust_abi_capture_bytecode *bytecode,
- struct lttng_ust_abi_object_data *obj_data);
-int lttng_ust_ctl_set_exclusion(int sock, struct lttng_ust_abi_event_exclusion *exclusion,
- struct lttng_ust_abi_object_data *obj_data);
+int lttng_ust_ctl_create_event(int sock,
+ struct lttng_ust_abi_event *ev,
+ struct lttng_ust_abi_object_data *channel_data,
+ struct lttng_ust_abi_object_data **event_data);
+int lttng_ust_ctl_add_context(int sock,
+ struct lttng_ust_context_attr *ctx,
+ struct lttng_ust_abi_object_data *obj_data,
+ struct lttng_ust_abi_object_data **context_data);
+int lttng_ust_ctl_set_filter(int sock,
+ struct lttng_ust_abi_filter_bytecode *bytecode,
+ struct lttng_ust_abi_object_data *obj_data);
+int lttng_ust_ctl_set_capture(int sock,
+ struct lttng_ust_abi_capture_bytecode *bytecode,
+ struct lttng_ust_abi_object_data *obj_data);
+int lttng_ust_ctl_set_exclusion(int sock,
+ struct lttng_ust_abi_event_exclusion *exclusion,
+ struct lttng_ust_abi_object_data *obj_data);
int lttng_ust_ctl_enable(int sock, struct lttng_ust_abi_object_data *object);
int lttng_ust_ctl_disable(int sock, struct lttng_ust_abi_object_data *object);
* of that group is fired. It returns a handle to be used when creating event
* notifier in that group.
*/
-int lttng_ust_ctl_create_event_notifier_group(int sock, int pipe_fd,
- struct lttng_ust_abi_object_data **event_notifier_group);
+int lttng_ust_ctl_create_event_notifier_group(
+ int sock, int pipe_fd, struct lttng_ust_abi_object_data **event_notifier_group);
/*
* lttng_ust_ctl_create_event notifier creates a event notifier in a event notifier
* notifier.
*/
int lttng_ust_ctl_create_event_notifier(int sock,
- struct lttng_ust_abi_event_notifier *event_notifier,
- struct lttng_ust_abi_object_data *event_notifier_group,
- struct lttng_ust_abi_object_data **event_notifier_data);
+ struct lttng_ust_abi_event_notifier *event_notifier,
+ struct lttng_ust_abi_object_data *event_notifier_group,
+ struct lttng_ust_abi_object_data **event_notifier_data);
/*
* lttng_ust_ctl_tracepoint_list returns a tracepoint list handle, or negative
* handle. End is iteration is reached when -LTTNG_UST_ERR_NOENT is
* returned.
*/
-int lttng_ust_ctl_tracepoint_list_get(int sock, int tp_list_handle,
- struct lttng_ust_abi_tracepoint_iter *iter);
+int lttng_ust_ctl_tracepoint_list_get(int sock,
+ int tp_list_handle,
+ struct lttng_ust_abi_tracepoint_iter *iter);
/*
* lttng_ust_ctl_tracepoint_field_list returns a tracepoint field list handle,
* list handle. End is iteration is reached when -LTTNG_UST_ERR_NOENT is
* returned.
*/
-int lttng_ust_ctl_tracepoint_field_list_get(int sock, int tp_field_list_handle,
- struct lttng_ust_abi_field_iter *iter);
+int lttng_ust_ctl_tracepoint_field_list_get(int sock,
+ int tp_field_list_handle,
+ struct lttng_ust_abi_field_iter *iter);
int lttng_ust_ctl_tracer_version(int sock, struct lttng_ust_abi_tracer_version *v);
int lttng_ust_ctl_wait_quiescent(int sock);
int lttng_ust_ctl_release_handle(int sock, int handle);
int lttng_ust_ctl_recv_channel_from_consumer(int sock,
- struct lttng_ust_abi_object_data **channel_data);
+ struct lttng_ust_abi_object_data **channel_data);
int lttng_ust_ctl_recv_stream_from_consumer(int sock,
- struct lttng_ust_abi_object_data **stream_data);
-int lttng_ust_ctl_send_channel_to_ust(int sock, int session_handle,
- struct lttng_ust_abi_object_data *channel_data);
+ struct lttng_ust_abi_object_data **stream_data);
+int lttng_ust_ctl_send_channel_to_ust(int sock,
+ int session_handle,
+ struct lttng_ust_abi_object_data *channel_data);
int lttng_ust_ctl_send_stream_to_ust(int sock,
- struct lttng_ust_abi_object_data *channel_data,
- struct lttng_ust_abi_object_data *stream_data);
+ struct lttng_ust_abi_object_data *channel_data,
+ struct lttng_ust_abi_object_data *stream_data);
/*
* lttng_ust_ctl_duplicate_ust_object_data allocated a new object in "dest" if
* lttng_ust_ctl_release_object() and then freed with free().
*/
int lttng_ust_ctl_duplicate_ust_object_data(struct lttng_ust_abi_object_data **dest,
- struct lttng_ust_abi_object_data *src);
+ struct lttng_ust_abi_object_data *src);
/*
* API used by consumer.
int lttng_ust_ctl_get_nr_stream_per_channel(void);
-struct lttng_ust_ctl_consumer_channel *
- lttng_ust_ctl_create_channel(struct lttng_ust_ctl_consumer_channel_attr *attr,
- const int *stream_fds, int nr_stream_fds);
+struct lttng_ust_ctl_consumer_channel *lttng_ust_ctl_create_channel(
+ struct lttng_ust_ctl_consumer_channel_attr *attr, const int *stream_fds, int nr_stream_fds);
/*
* Each stream created needs to be destroyed before calling
* lttng_ust_ctl_destroy_channel().
void lttng_ust_ctl_destroy_channel(struct lttng_ust_ctl_consumer_channel *chan);
int lttng_ust_ctl_send_channel_to_sessiond(int sock,
- struct lttng_ust_ctl_consumer_channel *channel);
+ struct lttng_ust_ctl_consumer_channel *channel);
int lttng_ust_ctl_channel_close_wait_fd(struct lttng_ust_ctl_consumer_channel *consumer_chan);
int lttng_ust_ctl_channel_close_wakeup_fd(struct lttng_ust_ctl_consumer_channel *consumer_chan);
int lttng_ust_ctl_channel_get_wait_fd(struct lttng_ust_ctl_consumer_channel *consumer_chan);
int lttng_ust_ctl_channel_get_wakeup_fd(struct lttng_ust_ctl_consumer_channel *consumer_chan);
-int lttng_ust_ctl_write_metadata_to_channel(
- struct lttng_ust_ctl_consumer_channel *channel,
- const char *metadata_str, /* NOT null-terminated */
- size_t len); /* metadata length */
-ssize_t lttng_ust_ctl_write_one_packet_to_channel(
- struct lttng_ust_ctl_consumer_channel *channel,
- const char *metadata_str, /* NOT null-terminated */
- size_t len); /* metadata length */
+int lttng_ust_ctl_write_metadata_to_channel(struct lttng_ust_ctl_consumer_channel *channel,
+ const char *metadata_str, /* NOT null-terminated */
+ size_t len); /* metadata length */
+ssize_t lttng_ust_ctl_write_one_packet_to_channel(struct lttng_ust_ctl_consumer_channel *channel,
+ const char *metadata_str, /* NOT null-terminated
+ */
+ size_t len); /* metadata length */
/*
* Send a NULL stream to finish iteration over all streams of a given
* channel.
*/
-int lttng_ust_ctl_send_stream_to_sessiond(int sock,
- struct lttng_ust_ctl_consumer_stream *stream);
+int lttng_ust_ctl_send_stream_to_sessiond(int sock, struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_stream_close_wait_fd(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_stream_close_wakeup_fd(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_stream_get_wait_fd(struct lttng_ust_ctl_consumer_stream *stream);
/* Create/destroy stream buffers for read */
struct lttng_ust_ctl_consumer_stream *
- lttng_ust_ctl_create_stream(struct lttng_ust_ctl_consumer_channel *channel,
- int cpu);
+lttng_ust_ctl_create_stream(struct lttng_ust_ctl_consumer_channel *channel, int cpu);
void lttng_ust_ctl_destroy_stream(struct lttng_ust_ctl_consumer_stream *stream);
/* For mmap mode, readable without "get" operation */
-int lttng_ust_ctl_get_mmap_len(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *len);
+int lttng_ust_ctl_get_mmap_len(struct lttng_ust_ctl_consumer_stream *stream, unsigned long *len);
int lttng_ust_ctl_get_max_subbuf_size(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *len);
+ unsigned long *len);
/*
* For mmap mode, operate on the current packet (between get/put or
*/
void *lttng_ust_ctl_get_mmap_base(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_get_mmap_read_offset(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *off);
-int lttng_ust_ctl_get_subbuf_size(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *len);
+ unsigned long *off);
+int lttng_ust_ctl_get_subbuf_size(struct lttng_ust_ctl_consumer_stream *stream, unsigned long *len);
int lttng_ust_ctl_get_padded_subbuf_size(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *len);
+ unsigned long *len);
int lttng_ust_ctl_get_next_subbuf(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_put_next_subbuf(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_snapshot(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_snapshot_sample_positions(struct lttng_ust_ctl_consumer_stream *stream);
int lttng_ust_ctl_snapshot_get_consumed(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *pos);
+ unsigned long *pos);
int lttng_ust_ctl_snapshot_get_produced(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *pos);
-int lttng_ust_ctl_get_subbuf(struct lttng_ust_ctl_consumer_stream *stream,
- unsigned long *pos);
+ unsigned long *pos);
+int lttng_ust_ctl_get_subbuf(struct lttng_ust_ctl_consumer_stream *stream, unsigned long *pos);
int lttng_ust_ctl_put_subbuf(struct lttng_ust_ctl_consumer_stream *stream);
-int lttng_ust_ctl_flush_buffer(struct lttng_ust_ctl_consumer_stream *stream,
- int producer_active);
+int lttng_ust_ctl_flush_buffer(struct lttng_ust_ctl_consumer_stream *stream, int producer_active);
int lttng_ust_ctl_clear_buffer(struct lttng_ust_ctl_consumer_stream *stream);
/* index */
*/
int lttng_ust_ctl_get_timestamp_begin(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *timestamp_begin);
+ uint64_t *timestamp_begin);
int lttng_ust_ctl_get_timestamp_end(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *timestamp_end);
+ uint64_t *timestamp_end);
int lttng_ust_ctl_get_events_discarded(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *events_discarded);
+ uint64_t *events_discarded);
int lttng_ust_ctl_get_content_size(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *content_size);
+ uint64_t *content_size);
int lttng_ust_ctl_get_packet_size(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *packet_size);
-int lttng_ust_ctl_get_sequence_number(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *seq);
+ uint64_t *packet_size);
+int lttng_ust_ctl_get_sequence_number(struct lttng_ust_ctl_consumer_stream *stream, uint64_t *seq);
/*
* Getter returning state invariant for the stream, which can be used
* without "get" operation.
*/
-int lttng_ust_ctl_get_stream_id(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *stream_id);
-int lttng_ust_ctl_get_instance_id(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *id);
+int lttng_ust_ctl_get_stream_id(struct lttng_ust_ctl_consumer_stream *stream, uint64_t *stream_id);
+int lttng_ust_ctl_get_instance_id(struct lttng_ust_ctl_consumer_stream *stream, uint64_t *id);
/*
* Getter returning the current timestamp as perceived from the
* tracer.
*/
-int lttng_ust_ctl_get_current_timestamp(struct lttng_ust_ctl_consumer_stream *stream,
- uint64_t *ts);
+int lttng_ust_ctl_get_current_timestamp(struct lttng_ust_ctl_consumer_stream *stream, uint64_t *ts);
/* returns whether UST has perf counters support. */
int lttng_ust_ctl_has_perf_counters(void);
enum lttng_ust_ctl_abstract_types {
lttng_ust_ctl_atype_integer,
- lttng_ust_ctl_atype_enum, /* legacy */
- lttng_ust_ctl_atype_array, /* legacy */
- lttng_ust_ctl_atype_sequence, /* legacy */
+ lttng_ust_ctl_atype_enum, /* legacy */
+ lttng_ust_ctl_atype_array, /* legacy */
+ lttng_ust_ctl_atype_sequence, /* legacy */
lttng_ust_ctl_atype_string,
lttng_ust_ctl_atype_float,
- lttng_ust_ctl_atype_variant, /* legacy */
- lttng_ust_ctl_atype_struct, /* legacy */
+ lttng_ust_ctl_atype_variant, /* legacy */
+ lttng_ust_ctl_atype_struct, /* legacy */
lttng_ust_ctl_atype_enum_nestable,
lttng_ust_ctl_atype_array_nestable,
lttng_ust_ctl_atype_sequence_nestable,
NR_LTTNG_UST_CTL_STRING_ENCODINGS,
};
-#define LTTNG_UST_CTL_UST_INTEGER_TYPE_PADDING 24
+#define LTTNG_UST_CTL_UST_INTEGER_TYPE_PADDING 24
struct lttng_ust_ctl_integer_type {
- uint32_t size; /* in bits */
+ uint32_t size; /* in bits */
uint32_t signedness;
uint32_t reverse_byte_order;
- uint32_t base; /* 2, 8, 10, 16, for pretty print */
- int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
- uint16_t alignment; /* in bits */
+ uint32_t base; /* 2, 8, 10, 16, for pretty print */
+ int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
+ uint16_t alignment; /* in bits */
char padding[LTTNG_UST_CTL_UST_INTEGER_TYPE_PADDING];
} LTTNG_PACKED;
-#define LTTNG_UST_CTL_UST_FLOAT_TYPE_PADDING 24
+#define LTTNG_UST_CTL_UST_FLOAT_TYPE_PADDING 24
struct lttng_ust_ctl_float_type {
- uint32_t exp_dig; /* exponent digits, in bits */
- uint32_t mant_dig; /* mantissa digits, in bits */
+ uint32_t exp_dig; /* exponent digits, in bits */
+ uint32_t mant_dig; /* mantissa digits, in bits */
uint32_t reverse_byte_order;
- uint16_t alignment; /* in bits */
+ uint16_t alignment; /* in bits */
char padding[LTTNG_UST_CTL_UST_FLOAT_TYPE_PADDING];
} LTTNG_PACKED;
-#define LTTNG_UST_CTL_UST_ENUM_VALUE_PADDING 15
+#define LTTNG_UST_CTL_UST_ENUM_VALUE_PADDING 15
struct lttng_ust_ctl_enum_value {
uint64_t value;
uint8_t signedness;
LTTNG_UST_CTL_UST_ENUM_ENTRY_OPTION_IS_AUTO = 1U << 0,
};
-#define LTTNG_UST_CTL_UST_ENUM_ENTRY_PADDING 32
+#define LTTNG_UST_CTL_UST_ENUM_ENTRY_PADDING 32
struct lttng_ust_ctl_enum_entry {
struct lttng_ust_ctl_enum_value start, end; /* start and end are inclusive */
char string[LTTNG_UST_ABI_SYM_NAME_LEN];
} LTTNG_PACKED;
/* legacy */
-#define LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING 296
+#define LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING 296
union _lttng_ust_ctl_basic_type {
struct lttng_ust_ctl_integer_type integer;
struct {
char name[LTTNG_UST_ABI_SYM_NAME_LEN];
struct lttng_ust_ctl_integer_type container_type;
- uint64_t id; /* enum ID in sessiond. */
+ uint64_t id; /* enum ID in sessiond. */
} enumeration;
struct {
- int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
+ int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
} string;
struct lttng_ust_ctl_float_type _float;
char padding[LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING];
* Padding is derived from largest member: u.legacy.sequence which
* contains two basic types, each with LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING.
*/
-#define LTTNG_UST_CTL_UST_TYPE_PADDING (2 * LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING)
+#define LTTNG_UST_CTL_UST_TYPE_PADDING (2 * LTTNG_UST_CTL_UST_BASIC_TYPE_PADDING)
struct lttng_ust_ctl_type {
enum lttng_ust_ctl_abstract_types atype;
union {
struct lttng_ust_ctl_integer_type integer;
struct lttng_ust_ctl_float_type _float;
struct {
- int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
+ int32_t encoding; /* enum lttng_ust_ctl_string_encodings */
} string;
struct {
char name[LTTNG_UST_ABI_SYM_NAME_LEN];
- uint64_t id; /* enum ID in sessiond. */
+ uint64_t id; /* enum ID in sessiond. */
/* container_type follows after this struct lttng_ust_ctl_field. */
} enum_nestable;
struct {
- uint32_t length; /* num. elems. */
+ uint32_t length; /* num. elems. */
uint32_t alignment;
/* elem_type follows after this struct lttng_ust_ctl_field. */
} array_nestable;
struct {
char length_name[LTTNG_UST_ABI_SYM_NAME_LEN];
- uint32_t alignment; /* Alignment before elements. */
+ uint32_t alignment; /* Alignment before elements. */
/* elem_type follows after the length_type. */
} sequence_nestable;
struct {
union _lttng_ust_ctl_basic_type basic;
struct {
struct lttng_ust_ctl_basic_type elem_type;
- uint32_t length; /* num. elems. */
+ uint32_t length; /* num. elems. */
} array;
struct {
struct lttng_ust_ctl_basic_type length_type;
} u;
} LTTNG_PACKED;
-#define LTTNG_UST_CTL_UST_FIELD_PADDING 28
+#define LTTNG_UST_CTL_UST_FIELD_PADDING 28
struct lttng_ust_ctl_field {
char name[LTTNG_UST_ABI_SYM_NAME_LEN];
struct lttng_ust_ctl_type type;
* the output fields are not populated.
*/
int lttng_ust_ctl_recv_reg_msg(int sock,
- enum lttng_ust_ctl_socket_type *type,
- uint32_t *major,
- uint32_t *minor,
- uint32_t *pid,
- uint32_t *ppid,
- uint32_t *uid,
- uint32_t *gid,
- uint32_t *bits_per_long,
- uint32_t *uint8_t_alignment,
- uint32_t *uint16_t_alignment,
- uint32_t *uint32_t_alignment,
- uint32_t *uint64_t_alignment,
- uint32_t *long_alignment,
- int *byte_order,
- char *name); /* size LTTNG_UST_ABI_PROCNAME_LEN */
+ enum lttng_ust_ctl_socket_type *type,
+ uint32_t *major,
+ uint32_t *minor,
+ uint32_t *pid,
+ uint32_t *ppid,
+ uint32_t *uid,
+ uint32_t *gid,
+ uint32_t *bits_per_long,
+ uint32_t *uint8_t_alignment,
+ uint32_t *uint16_t_alignment,
+ uint32_t *uint32_t_alignment,
+ uint32_t *uint64_t_alignment,
+ uint32_t *long_alignment,
+ int *byte_order,
+ char *name); /* size LTTNG_UST_ABI_PROCNAME_LEN */
/*
* Returns 0 on success, negative UST or system error value on error.
* Returns 0 on success, negative UST or system error value on error.
*/
int lttng_ust_ctl_recv_register_event(int sock,
- int *session_objd, /* session descriptor (output) */
- int *channel_objd, /* channel descriptor (output) */
- char *event_name, /*
- * event name (output,
- * size LTTNG_UST_ABI_SYM_NAME_LEN)
- */
- int *loglevel,
- char **signature, /*
- * event signature
- * (output, dynamically
- * allocated, must be free(3)'d
- * by the caller if function
- * returns success.)
- */
- size_t *nr_fields,
- struct lttng_ust_ctl_field **fields,
- char **model_emf_uri);
+ int *session_objd, /* session descriptor (output) */
+ int *channel_objd, /* channel descriptor (output) */
+ char *event_name, /*
+ * event name (output,
+ * size LTTNG_UST_ABI_SYM_NAME_LEN)
+ */
+ int *loglevel,
+ char **signature, /*
+ * event signature
+ * (output, dynamically
+ * allocated, must be free(3)'d
+ * by the caller if function
+ * returns success.)
+ */
+ size_t *nr_fields,
+ struct lttng_ust_ctl_field **fields,
+ char **model_emf_uri);
/*
* Returns 0 on success, negative error value on error.
*/
int lttng_ust_ctl_reply_register_event(int sock,
- uint32_t id, /* event id (input) */
- int ret_code); /* return code. 0 ok, negative error */
+ uint32_t id, /* event id (input) */
+ int ret_code); /* return code. 0 ok, negative error */
/*
* Returns 0 on success, negative UST or system error value on error.
*/
int lttng_ust_ctl_recv_register_enum(int sock,
- int *session_objd,
- char *enum_name,
- struct lttng_ust_ctl_enum_entry **entries,
- size_t *nr_entries);
+ int *session_objd,
+ char *enum_name,
+ struct lttng_ust_ctl_enum_entry **entries,
+ size_t *nr_entries);
/*
* Returns 0 on success, negative error value on error.
*/
int lttng_ust_ctl_reply_register_enum(int sock,
- uint64_t id, /* enum id (input) */
- int ret_code);
+ uint64_t id, /* enum id (input) */
+ int ret_code);
/*
* Returns 0 on success, negative UST or system error value on error.
*/
int lttng_ust_ctl_recv_register_channel(int sock,
- int *session_objd, /* session descriptor (output) */
- int *channel_objd, /* channel descriptor (output) */
- size_t *nr_fields, /* context fields */
- struct lttng_ust_ctl_field **fields);
+ int *session_objd, /* session descriptor (output) */
+ int *channel_objd, /* channel descriptor (output) */
+ size_t *nr_fields, /* context fields */
+ struct lttng_ust_ctl_field **fields);
/*
* Returns 0 on success, negative error value on error.
*/
int lttng_ust_ctl_reply_register_channel(int sock,
- uint32_t chan_id,
- enum lttng_ust_ctl_channel_header header_type,
- int ret_code); /* return code. 0 ok, negative error */
+ uint32_t chan_id,
+ enum lttng_ust_ctl_channel_header header_type,
+ int ret_code); /* return code. 0 ok, negative error */
/*
* Counter API.
};
enum lttng_ust_ctl_counter_arithmetic {
- LTTNG_UST_CTL_COUNTER_ARITHMETIC_MODULAR = 0,
- LTTNG_UST_CTL_COUNTER_ARITHMETIC_SATURATION = 1,
+ LTTNG_UST_CTL_COUNTER_ARITHMETIC_MODULAR = 0,
+ LTTNG_UST_CTL_COUNTER_ARITHMETIC_SATURATION = 1,
};
/* Used as alloc flags. */
};
struct lttng_ust_ctl_daemon_counter *
- lttng_ust_ctl_create_counter(size_t nr_dimensions,
- const struct lttng_ust_ctl_counter_dimension *dimensions,
- int64_t global_sum_step,
- int global_counter_fd,
- int nr_counter_cpu_fds,
- const int *counter_cpu_fds,
- enum lttng_ust_ctl_counter_bitness bitness,
- enum lttng_ust_ctl_counter_arithmetic arithmetic,
- uint32_t alloc_flags,
- bool coalesce_hits);
+lttng_ust_ctl_create_counter(size_t nr_dimensions,
+ const struct lttng_ust_ctl_counter_dimension *dimensions,
+ int64_t global_sum_step,
+ int global_counter_fd,
+ int nr_counter_cpu_fds,
+ const int *counter_cpu_fds,
+ enum lttng_ust_ctl_counter_bitness bitness,
+ enum lttng_ust_ctl_counter_arithmetic arithmetic,
+ uint32_t alloc_flags,
+ bool coalesce_hits);
int lttng_ust_ctl_create_counter_data(struct lttng_ust_ctl_daemon_counter *counter,
- struct lttng_ust_abi_object_data **counter_data);
+ struct lttng_ust_abi_object_data **counter_data);
int lttng_ust_ctl_create_counter_global_data(struct lttng_ust_ctl_daemon_counter *counter,
- struct lttng_ust_abi_object_data **counter_global_data);
-int lttng_ust_ctl_create_counter_cpu_data(struct lttng_ust_ctl_daemon_counter *counter, int cpu,
- struct lttng_ust_abi_object_data **counter_cpu_data);
+ struct lttng_ust_abi_object_data **counter_global_data);
+int lttng_ust_ctl_create_counter_cpu_data(struct lttng_ust_ctl_daemon_counter *counter,
+ int cpu,
+ struct lttng_ust_abi_object_data **counter_cpu_data);
/*
* Each counter data and counter cpu data created need to be destroyed
*/
void lttng_ust_ctl_destroy_counter(struct lttng_ust_ctl_daemon_counter *counter);
-int lttng_ust_ctl_send_counter_data_to_ust(int sock, int parent_handle,
- struct lttng_ust_abi_object_data *counter_data);
-int lttng_ust_ctl_send_counter_global_data_to_ust(int sock,
- struct lttng_ust_abi_object_data *counter_data,
- struct lttng_ust_abi_object_data *counter_global_data);
+int lttng_ust_ctl_send_counter_data_to_ust(int sock,
+ int parent_handle,
+ struct lttng_ust_abi_object_data *counter_data);
+int lttng_ust_ctl_send_counter_global_data_to_ust(
+ int sock,
+ struct lttng_ust_abi_object_data *counter_data,
+ struct lttng_ust_abi_object_data *counter_global_data);
int lttng_ust_ctl_send_counter_cpu_data_to_ust(int sock,
- struct lttng_ust_abi_object_data *counter_data,
- struct lttng_ust_abi_object_data *counter_cpu_data);
+ struct lttng_ust_abi_object_data *counter_data,
+ struct lttng_ust_abi_object_data *counter_cpu_data);
int lttng_ust_ctl_counter_read(struct lttng_ust_ctl_daemon_counter *counter,
- const size_t *dimension_indexes,
- int cpu, int64_t *value,
- bool *overflow, bool *underflow);
+ const size_t *dimension_indexes,
+ int cpu,
+ int64_t *value,
+ bool *overflow,
+ bool *underflow);
int lttng_ust_ctl_counter_aggregate(struct lttng_ust_ctl_daemon_counter *counter,
- const size_t *dimension_indexes,
- int64_t *value,
- bool *overflow, bool *underflow);
+ const size_t *dimension_indexes,
+ int64_t *value,
+ bool *overflow,
+ bool *underflow);
int lttng_ust_ctl_counter_clear(struct lttng_ust_ctl_daemon_counter *counter,
- const size_t *dimension_indexes);
+ const size_t *dimension_indexes);
void lttng_ust_ctl_sigbus_handle(void *addr);
projects / lttng-tools.git / blobdiff