* Note that a buffer view never assumes the ownership of the memory it
* references.
*/
-LTTNG_HIDDEN
struct lttng_buffer_view lttng_buffer_view_init(
const char *src, size_t offset, ptrdiff_t len);
+/**
+ * Checks if a buffer view is safe to access.
+ *
+ * After calling the buffer view creation functions, callers should verify
+ * if the resquested length (if any is explicitly provided) could be mapped
+ * to a new view.
+ *
+ * @view Buffer view to validate
+ */
+bool lttng_buffer_view_is_valid(const struct lttng_buffer_view *view);
+
/**
* Return a buffer view referencing a subset of the memory referenced by another
* view.
* Note that a buffer view never assumes the ownership of the memory it
* references.
*/
-LTTNG_HIDDEN
struct lttng_buffer_view lttng_buffer_view_from_view(
const struct lttng_buffer_view *src, size_t offset,
ptrdiff_t len);
* Note that a buffer view never assumes the ownership of the memory it
* references.
*/
-LTTNG_HIDDEN
struct lttng_buffer_view lttng_buffer_view_from_dynamic_buffer(
const struct lttng_dynamic_buffer *src, size_t offset,
ptrdiff_t len);
* @len_with_null_terminator Expected length of the string, including the
* NULL terminator.
*/
-LTTNG_HIDDEN
bool lttng_buffer_view_contains_string(const struct lttng_buffer_view *buf,
const char *str,
size_t len_with_null_terminator);