#include <uuid/uuid.h>
#include <stdint.h>
#include <ust/lttng-ust-abi.h>
+#include <ust/lttng-tracer.h>
#include <endian.h>
#include <float.h>
-#undef is_signed_type
-#define is_signed_type(type) (((type)(-1)) < 0)
-
struct ltt_channel;
struct ltt_session;
struct lib_ring_buffer_ctx;
.u.basic.integer = \
{ \
.size = sizeof(_type) * CHAR_BIT, \
- .alignment = ltt_alignof(_type) * CHAR_BIT, \
- .signedness = is_signed_type(_type), \
+ .alignment = lttng_alignof(_type) * CHAR_BIT, \
+ .signedness = lttng_is_signed_type(_type), \
.reverse_byte_order = _byte_order != __BYTE_ORDER, \
.base = _base, \
.encoding = lttng_encode_##_encoding, \
.exp_dig = sizeof(_type) * CHAR_BIT \
- _float_mant_dig(_type), \
.mant_dig = _float_mant_dig(_type), \
- .alignment = ltt_alignof(_type) * CHAR_BIT, \
- .signedness = is_signed_type(_type), \
+ .alignment = lttng_alignof(_type) * CHAR_BIT, \
.reverse_byte_order = __BYTE_ORDER != __FLOAT_WORD_ORDER, \
}, \
} \
int metadata_dumped:1;
};
+struct channel;
+
struct ltt_channel_ops {
- struct channel *(*channel_create)(const char *name,
+ struct shm_handle *(*channel_create)(const char *name,
struct ltt_channel *ltt_chan,
void *buf_addr,
size_t subbuf_size, size_t num_subbuf,
unsigned int switch_timer_interval,
- unsigned int read_timer_interval,
- int *shmid);
- void (*channel_destroy)(struct channel *chan);
+ unsigned int read_timer_interval);
+ void (*channel_destroy)(struct shm_handle *handle);
struct lib_ring_buffer *(*buffer_read_open)(struct channel *chan);
void (*buffer_read_close)(struct lib_ring_buffer *buf);
int (*event_reserve)(struct lib_ring_buffer_ctx *ctx,
struct cds_list_head list; /* Channel list */
struct ltt_channel_ops *ops;
int header_type; /* 0: unset, 1: compact, 2: large */
- int shmid; /* shared memory ID */
+ struct shm_handle *handle; /* shared-memory handle */
int metadata_dumped:1;
};