-#ifndef _LTTNG_UST_ERROR_H
-#define _LTTNG_UST_ERROR_H
-
/*
- * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
- * Julien Desfossez <julien.desfossez@polymtl.ca>
- * Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; only
- * version 2.1 of the License.
+ * SPDX-License-Identifier: LGPL-2.1-only
*
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Copyright (C) 2011 EfficiOS Inc.
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*/
-/*
- * This header is meant for liblttng and libust internal use ONLY.
- * These declarations should NOT be considered stable API.
- */
+#ifndef _LTTNG_UST_ERROR_H
+#define _LTTNG_UST_ERROR_H
#include <limits.h>
#include <unistd.h>
#include <lttng/ust-abi.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
+
/*
* ustcomm error code.
*/
LTTNG_UST_ERR_INVAL = 1027, /* Invalid argument */
LTTNG_UST_ERR_PERM = 1028, /* Permission denied */
LTTNG_UST_ERR_NOSYS = 1029, /* Not implemented */
+ LTTNG_UST_ERR_EXITING = 1030, /* Process is exiting */
+
+ LTTNG_UST_ERR_INVAL_MAGIC = 1031, /* Invalid magic number */
+ LTTNG_UST_ERR_INVAL_SOCKET_TYPE = 1032, /* Invalid socket type */
+ LTTNG_UST_ERR_UNSUP_MAJOR = 1033, /* Unsupported major version */
+ LTTNG_UST_ERR_PEERCRED = 1034, /* Cannot get unix socket peer credentials */
+ LTTNG_UST_ERR_PEERCRED_PID = 1035, /* Peer credentials PID is invalid. Socket appears to belong to a distinct, non-nested pid namespace. */
/* MUST be last element */
LTTNG_UST_ERR_NR, /* Last element */
};
/*
- * Return a human-readable error message for an lttng-ust error code.
- * code must be a positive value (or 0).
+ * lttng_ust_strerror
+ * @code: must be a negative value of enum lttng_ust_error_code (or 0).
+ *
+ * Returns a ptr to a string representing a human readable error code from the
+ * ustcomm_return_code enum.
*/
-extern const char *lttng_ust_strerror(int code);
+const char *lttng_ust_strerror(int code);
+
+#ifdef __cplusplus
+}
+#endif
#endif /* _LTTNG_UST_ERROR_H */