X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Flib%2Flttng-ctl%2Flttng-ctl-helper.h;h=4341ee6b5f3f5daf0e0bb0ae4ac4b46be2c125f5;hp=ed9a24fbfcb5f02508b9d3f2ab7a8456e00b1a4d;hb=3e3665b89947ebdd812bcfaca1090d22b34d5778;hpb=cac3069d663ba0887b2abf4f114974ae3c0feb91

diff --git a/src/lib/lttng-ctl/lttng-ctl-helper.h b/src/lib/lttng-ctl/lttng-ctl-helper.h
index ed9a24fbf..4341ee6b5 100644
--- a/src/lib/lttng-ctl/lttng-ctl-helper.h
+++ b/src/lib/lttng-ctl/lttng-ctl-helper.h
@@ -18,7 +18,6 @@
 #ifndef LTTNG_CTL_HELPER_H
 #define LTTNG_CTL_HELPER_H
 
-#define _GNU_SOURCE
 #include <stdio.h>
 
 #include <common/sessiond-comm/sessiond-comm.h>
@@ -36,22 +35,50 @@ void lttng_ctl_copy_lttng_domain(struct lttng_domain *dst,
 		struct lttng_domain *src);
 
 /*
- * Sends the lttcomm message to the session daemon and fills buf of the
+ * Sends the lttcomm message to the session daemon and fills buf if the
  * returned data is not NULL.
  *
  * Return the size of the received data on success or else a negative lttng
  * error code. If buf is NULL, 0 is returned on success.
  */
-int lttng_ctl_ask_sessiond_varlen(struct lttcomm_session_msg *lsm,
-		void *vardata, size_t varlen, void **buf);
+int lttng_ctl_ask_sessiond_fds_varlen(struct lttcomm_session_msg *lsm,
+		const int *fds, size_t nb_fd,
+		const void *vardata, size_t vardata_len,
+		void **user_payload_buf, void **user_cmd_header_buf,
+		size_t *user_cmd_header_len);
 
+/*
+ * Calls lttng_ctl_ask_sessiond_fds_varlen() with no expected command header.
+ */
+static inline
+int lttng_ctl_ask_sessiond_varlen_no_cmd_header(struct lttcomm_session_msg *lsm,
+		void *vardata, size_t vardata_len, void **user_payload_buf)
+{
+	return lttng_ctl_ask_sessiond_fds_varlen(lsm, NULL, 0, vardata,
+		vardata_len, user_payload_buf, NULL, NULL);
+}
+
+/*
+ * Calls lttng_ctl_ask_sessiond_fds_varlen() with fds and no expected command header.
+ */
+static inline
+int lttng_ctl_ask_sessiond_fds_no_cmd_header(struct lttcomm_session_msg *lsm,
+		const int *fds, size_t nb_fd, void **buf)
+{
+	return lttng_ctl_ask_sessiond_fds_varlen(lsm, fds, nb_fd, NULL,
+		0, NULL, NULL, NULL);
+}
 /*
  * Use this if no variable length data needs to be sent.
  */
 static inline
 int lttng_ctl_ask_sessiond(struct lttcomm_session_msg *lsm, void **buf)
 {
-	return lttng_ctl_ask_sessiond_varlen(lsm, NULL, 0, buf);
+	return lttng_ctl_ask_sessiond_varlen_no_cmd_header(lsm, NULL, 0, buf);
 }
 
+int lttng_check_tracing_group(void);
+
+int connect_sessiond(void);
+
 #endif /* LTTNG_CTL_HELPER_H */