struct lttng_userspace_probe_location_lookup_method parent;
};
+struct lttng_userspace_probe_location_lookup_method_sdt {
+ struct lttng_userspace_probe_location_lookup_method parent;
+};
+
struct lttng_userspace_probe_location_comm {
/* enum lttng_userspace_probe_location_type */
int8_t type;
char payload[];
} LTTNG_PACKED;
+struct lttng_userspace_probe_location_tracepoint_comm {
+ /* The three lengths include the trailing \0. */
+ uint32_t probe_name_len;
+ uint32_t provider_name_len;
+ uint32_t binary_path_len;
+ /*
+ * Payload is composed of, in that order,
+ * - probe name (with trailing \0),
+ * - provider name (with trailing \0),
+ * - absolute binary path (with trailing \0)
+ */
+ char payload[];
+} LTTNG_PACKED;
+
/* Common ancestor of all userspace probe locations. */
struct lttng_userspace_probe_location {
enum lttng_userspace_probe_location_type type;
int binary_fd;
};
+struct lttng_userspace_probe_location_tracepoint {
+ struct lttng_userspace_probe_location parent;
+ char *probe_name;
+ char *provider_name;
+ char *binary_path;
+ /*
+ * binary_fd is a file descriptor to the executable file. It's open
+ * early on to keep the backing inode valid over the course of the
+ * intrumentation and use. It prevents deletion and reuse races.
+ * Set to -1 if not open.
+ */
+ int binary_fd;
+};
+
LTTNG_HIDDEN
int lttng_userspace_probe_location_serialize(
const struct lttng_userspace_probe_location *location,
int lttng_userspace_probe_location_function_set_binary_fd(
struct lttng_userspace_probe_location *location, int binary_fd);
+LTTNG_HIDDEN
+int lttng_userspace_probe_location_tracepoint_set_binary_fd(
+ struct lttng_userspace_probe_location *location, int binary_fd);
+
/*
* Returns a version of the location that is serialized to a contiguous region
* of memory. Pass NULL to buffer to only get the storage requirement of the