#include <common/hashtable/hashtable.h>
#include "consumer.h"
-#include "ust-ctl.h"
+#include "lttng-ust-ctl.h"
#include "ust-registry.h"
struct buffer_reg_stream {
uint64_t consumer_key;
/* Stream registry object of this channel registry. */
struct cds_list_head streams;
+ /* Total number of stream in the list. */
+ uint64_t stream_count;
/* Used to ensure mutual exclusion to the stream's list. */
pthread_mutex_t stream_list_lock;
/* Node for hash table usage. */
struct lttng_ht_node_u64 node;
+ /* Size of subbuffers in this channel. */
+ size_t subbuf_size;
+ /* Number of subbuffers per stream. */
+ size_t num_subbuf;
union {
/* Original object data that MUST be copied over. */
struct lttng_ust_object_data *ust;
struct lttng_ht_node_u64 node;
/* Node of a linked list used to teardown object at a destroy session. */
struct cds_list_head lnode;
+
+ char root_shm_path[PATH_MAX];
+ char shm_path[PATH_MAX];
};
/*
/* Indexed by session id. */
struct lttng_ht_node_u64 node;
+
+ char root_shm_path[PATH_MAX];
+ char shm_path[PATH_MAX];
};
/* Buffer registry per UID. */
void buffer_reg_init_uid_registry(void);
int buffer_reg_uid_create(uint64_t session_id, uint32_t bits_per_long, uid_t uid,
- enum lttng_domain_type domain, struct buffer_reg_uid **regp);
+ enum lttng_domain_type domain, struct buffer_reg_uid **regp,
+ const char *root_shm_path, const char *shm_path);
void buffer_reg_uid_add(struct buffer_reg_uid *reg);
struct buffer_reg_uid *buffer_reg_uid_find(uint64_t session_id,
uint32_t bits_per_long, uid_t uid);
/* Buffer registry per PID. */
void buffer_reg_init_pid_registry(void);
-int buffer_reg_pid_create(uint64_t session_id, struct buffer_reg_pid **regp);
+int buffer_reg_pid_create(uint64_t session_id, struct buffer_reg_pid **regp,
+ const char *root_shm_path, const char *shm_path);
void buffer_reg_pid_add(struct buffer_reg_pid *reg);
struct buffer_reg_pid *buffer_reg_pid_find(uint64_t session_id);
void buffer_reg_pid_remove(struct buffer_reg_pid *regp);
/* Global registry. */
void buffer_reg_destroy_registries(void);
+int buffer_reg_uid_consumer_channel_key(
+ struct cds_list_head *buffer_reg_uid_list,
+ uint64_t chan_key, uint64_t *consumer_chan_key);
+
#endif /* LTTNG_BUFFER_REGISTRY_H */