1 files changed, 31 insertions, 0 deletions
diff --git a/copy_error.c b/copy_error.c
new file mode 100644
index 0000000..8d93131
--- /dev/null
+++ b/copy_error.c
@@ -0,0 +1,31 @@
+/* See LICENSE file for copyright and license details. */
+#include "internal.h"
+
+
+struct liberror_error *
+liberror_copy_error(struct liberror_error *src)
+{
+	struct liberror_error *dest;
+	int saved_errno;
+	if (!src)
+		return NULL;
+	saved_errno = errno;
+	dest = malloc(sizeof(*dest));
+	if (dest) {
+		memcpy(dest, src, sizeof(*src));
+		if (dest->backtrace)
+			dest->backtrace->refcount += 1;
+		dest->dynamically_allocated = 1;
+		if (src->cause) {
+			dest->cause = liberror_copy_error(src->cause);
+			if (!dest->cause) {
+				if (dest->backtrace)
+					dest->backtrace->refcount -= 1;
+				free(dest);
+				dest = NULL;
+			}
+		}
+	}
+	errno = saved_errno;
+	return dest;
+}