X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=include%2Flttng%2Flttng.h;h=9ed3f5f9472cd9df737e6e42d3ccc5f849b82903;hp=1bdb66c61e12dcbcccac846398b078d01f95cc28;hb=5edd7e09e892604b00ca937c0f1bc887bb5a842c;hpb=d980092014bba68425b9c63a020bfbc034dc9ad1 diff --git a/include/lttng/lttng.h b/include/lttng/lttng.h index 1bdb66c61..9ed3f5f94 100644 --- a/include/lttng/lttng.h +++ b/include/lttng/lttng.h @@ -23,10 +23,9 @@ #ifndef _LTTNG_H #define _LTTNG_H -#include -#include -#include #include +#include +#include /* Default unix group name for tracing. */ #define LTTNG_DEFAULT_TRACING_GROUP "tracing" @@ -62,10 +61,13 @@ enum lttng_domain_type { * Instrumentation type of tracing event. */ enum lttng_event_type { - LTTNG_EVENT_TRACEPOINT, - LTTNG_EVENT_PROBE, - LTTNG_EVENT_FUNCTION, - LTTNG_EVENT_FUNCTION_ENTRY, + LTTNG_EVENT_ALL = -1, + LTTNG_EVENT_TRACEPOINT = 0, + LTTNG_EVENT_PROBE = 1, + LTTNG_EVENT_FUNCTION = 2, + LTTNG_EVENT_FUNCTION_ENTRY = 3, + LTTNG_EVENT_NOOP = 4, + LTTNG_EVENT_SYSCALL = 5, }; /* @@ -143,6 +145,7 @@ struct lttng_event { char name[LTTNG_SYMBOL_NAME_LEN]; enum lttng_event_type type; uint32_t enabled; + pid_t pid; /* Per event type configuration */ union { struct lttng_event_probe_attr probe; @@ -186,6 +189,7 @@ struct lttng_session { char name[NAME_MAX]; /* The path where traces are written */ char path[PATH_MAX]; + uint32_t enabled; /* enabled/started: 1, disabled/stopped: 0 */ }; /* @@ -206,7 +210,7 @@ struct lttng_handle { * array. * * On error, a negative value is returned being a specific lttng-tools error - * code which can be humanly interpreted with lttng_get_readable_code(err). + * code which can be humanly interpreted with lttng_strerror(err). */ /* @@ -291,14 +295,14 @@ extern int lttng_set_tracing_group(const char *name); * * Parameter MUST be a negative value or else you'll get a generic message. */ -extern const char *lttng_get_readable_code(int code); +extern const char *lttng_strerror(int code); /* * This call permits to register an "outside consumer" to a session and a lttng * domain. No consumer will be spawned and all fds/commands will go through the * socket path given (socket_path). * - * NOTE: At the moment, if you use the liblttkconsumerd, you can only use the + * NOTE: At the moment, if you use the liblttng-kconsumer, you can only use the * command socket. The error socket is not supported yet for roaming consumers. */ extern int lttng_register_consumer(struct lttng_handle *handle, @@ -366,4 +370,11 @@ extern int lttng_disable_channel(struct lttng_handle *handle, extern int lttng_calibrate(struct lttng_handle *handle, struct lttng_calibrate *calibrate); +/* + * Set the default channel attributes for a specific domain and an allocated + * lttng_channel_attr pointer. + */ +extern void lttng_channel_set_default_attr(struct lttng_domain *domain, + struct lttng_channel_attr *attr); + #endif /* _LTTNG_H */