*
*/
+#include "lttng/tracker.h"
#define _LGPL_SOURCE
#define __USE_LINUX_IOCTL_DEFS
#include <sys/ioctl.h>
#include <string.h>
#include <common/align.h>
#include <common/macros.h>
-#include <errno.h>
+#include <common/compat/errno.h>
#include <stdarg.h>
#include <assert.h>
#include <common/time.h>
return LTTNG_IOCTL_NO_CHECK(fd, LTTNG_KERNEL_CHANNEL, &channel);
}
+int kernctl_create_session_counter(int session_fd, struct lttng_kernel_counter_conf *counter_conf)
+{
+ return LTTNG_IOCTL_NO_CHECK(session_fd, LTTNG_KERNEL_COUNTER, counter_conf);
+}
+
+
int kernctl_syscall_mask(int fd, char **syscall_mask, uint32_t *nr_bits)
{
struct lttng_kernel_syscall_mask kmask_len, *kmask = NULL;
}
static enum lttng_kernel_tracker_type get_kernel_tracker_type(
- enum lttng_tracker_type type)
+ enum lttng_process_attr process_attr)
{
- switch (type) {
- case LTTNG_TRACKER_PID:
+ switch (process_attr) {
+ case LTTNG_PROCESS_ATTR_PROCESS_ID:
return LTTNG_KERNEL_TRACKER_PID;
- case LTTNG_TRACKER_VPID:
+ case LTTNG_PROCESS_ATTR_VIRTUAL_PROCESS_ID:
return LTTNG_KERNEL_TRACKER_VPID;
- case LTTNG_TRACKER_UID:
+ case LTTNG_PROCESS_ATTR_USER_ID:
return LTTNG_KERNEL_TRACKER_UID;
- case LTTNG_TRACKER_VUID:
+ case LTTNG_PROCESS_ATTR_VIRTUAL_USER_ID:
return LTTNG_KERNEL_TRACKER_VUID;
- case LTTNG_TRACKER_GID:
+ case LTTNG_PROCESS_ATTR_GROUP_ID:
return LTTNG_KERNEL_TRACKER_GID;
- case LTTNG_TRACKER_VGID:
+ case LTTNG_PROCESS_ATTR_VIRTUAL_GROUP_ID:
return LTTNG_KERNEL_TRACKER_VGID;
default:
return LTTNG_KERNEL_TRACKER_UNKNOWN;
}
}
-int kernctl_track_id(int fd, enum lttng_tracker_type tracker_type, int id)
+int kernctl_track_id(int fd, enum lttng_process_attr process_attr, int id)
{
struct lttng_kernel_tracker_args args;
args.id = id;
- args.type = get_kernel_tracker_type(tracker_type);
+ args.type = get_kernel_tracker_type(process_attr);
if (args.type == LTTNG_KERNEL_TRACKER_UNKNOWN) {
errno = EINVAL;
return -1;
return LTTNG_IOCTL_CHECK(fd, LTTNG_KERNEL_SESSION_TRACK_ID, &args);
}
-int kernctl_untrack_id(int fd, enum lttng_tracker_type tracker_type, int id)
+int kernctl_untrack_id(int fd, enum lttng_process_attr process_attr, int id)
{
struct lttng_kernel_tracker_args args;
args.id = id;
- args.type = get_kernel_tracker_type(tracker_type);
+ args.type = get_kernel_tracker_type(process_attr);
if (args.type == LTTNG_KERNEL_TRACKER_UNKNOWN) {
errno = EINVAL;
return -1;
return LTTNG_IOCTL_CHECK(fd, LTTNG_KERNEL_SESSION_UNTRACK_ID, &args);
}
-int kernctl_list_tracker_ids(int fd, enum lttng_tracker_type tracker_type)
+int kernctl_list_tracker_ids(int fd, enum lttng_process_attr process_attr)
{
struct lttng_kernel_tracker_args args;
args.id = -1;
- args.type = get_kernel_tracker_type(tracker_type);
+ args.type = get_kernel_tracker_type(process_attr);
if (args.type == LTTNG_KERNEL_TRACKER_UNKNOWN) {
errno = EINVAL;
return -1;
LTTNG_KERNEL_SESSION_STOP);
}
-int kernctl_filter(int fd, struct lttng_filter_bytecode *filter)
+int kernctl_create_event_notifier_group(int fd)
+{
+ return LTTNG_IOCTL_NO_CHECK(fd,
+ LTTNG_KERNEL_EVENT_NOTIFIER_GROUP_CREATE);
+}
+
+int kernctl_create_counter_event(int fd, struct lttng_kernel_counter_event *ev)
+{
+ return LTTNG_IOCTL_NO_CHECK(fd, LTTNG_KERNEL_COUNTER_EVENT, ev);
+}
+
+int kernctl_create_event_notifier_group_notification_fd(int group_fd)
+{
+ return LTTNG_IOCTL_NO_CHECK(group_fd,
+ LTTNG_KERNEL_EVENT_NOTIFIER_GROUP_NOTIFICATION_FD);
+}
+
+int kernctl_create_event_notifier_group_error_counter(int group_fd,
+ struct lttng_kernel_counter_conf *error_counter_conf)
+{
+ return LTTNG_IOCTL_NO_CHECK(group_fd, LTTNG_KERNEL_COUNTER,
+ error_counter_conf);
+}
+
+int kernctl_counter_read_value(int counter_fd,
+ struct lttng_kernel_counter_read *value)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_READ,
+ value);
+}
+
+int kernctl_counter_get_aggregate_value(int counter_fd,
+ struct lttng_kernel_counter_aggregate *value)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_AGGREGATE,
+ value);
+}
+
+int kernctl_counter_clear(int counter_fd,
+ struct lttng_kernel_counter_clear *clear)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd, LTTNG_KERNEL_COUNTER_CLEAR,
+ clear);
+}
+
+int kernctl_counter_map_descriptor_count(int counter_fd, uint64_t *count)
+{
+ struct lttng_kernel_counter_map_nr_descriptors nr_desc;
+ int ret;
+
+ ret = LTTNG_IOCTL_NO_CHECK(counter_fd,
+ LTTNG_KERNEL_COUNTER_MAP_NR_DESCRIPTORS, &nr_desc);
+ *count = nr_desc.nr_descriptors;
+
+ return ret;
+}
+
+int kernctl_counter_map_descriptor(int counter_fd,
+ struct lttng_kernel_counter_map_descriptor *descriptor)
+{
+ return LTTNG_IOCTL_NO_CHECK(counter_fd,
+ LTTNG_KERNEL_COUNTER_MAP_DESCRIPTOR, descriptor);
+}
+
+int kernctl_create_event_notifier(int group_fd,
+ const struct lttng_kernel_event_notifier *event_notifier)
+{
+ return LTTNG_IOCTL_NO_CHECK(group_fd,
+ LTTNG_KERNEL_EVENT_NOTIFIER_CREATE, event_notifier);
+}
+
+int kernctl_capture(int fd, const struct lttng_bytecode *capture)
+{
+ struct lttng_kernel_capture_bytecode *kb;
+ uint32_t len;
+ int ret;
+
+ /* Translate bytecode to kernel bytecode */
+ kb = zmalloc(sizeof(*kb) + capture->len);
+ if (!kb)
+ return -ENOMEM;
+ kb->len = len = capture->len;
+ kb->reloc_offset = capture->reloc_table_offset;
+ kb->seqnum = capture->seqnum;
+ memcpy(kb->data, capture->data, len);
+ ret = LTTNG_IOCTL_CHECK(fd, LTTNG_KERNEL_CAPTURE, kb);
+ free(kb);
+ return ret;
+}
+
+int kernctl_filter(int fd, const struct lttng_bytecode *filter)
{
struct lttng_kernel_filter_bytecode *kb;
uint32_t len;
return LTTNG_IOCTL_CHECK(fd, RING_BUFFER_CLEAR);
}
+int kernctl_get_next_subbuf_metadata_check(int fd, bool *consistent)
+{
+ return LTTNG_IOCTL_NO_CHECK(fd,
+ RING_RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK,
+ consistent);
+}
+
/* returns the version of the metadata. */
int kernctl_get_metadata_version(int fd, uint64_t *version)
{