1 files changed, 49 insertions, 0 deletions
diff --git a/lib/pathbuf.h b/lib/pathbuf.h
new file mode 100644
index 0000000000..2739e4dd29
--- /dev/null
+++ b/lib/pathbuf.h
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2010-2022 Free Software Foundation, Inc.
+ * Copyright (C) 2022 Red Hat, Inc.
+ *
+ * Author: Daiki Ueno
+ *
+ * This file is part of GnuTLS.
+ *
+ * The GnuTLS 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; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * 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 program.  If not, see <https://www.gnu.org/licenses/>
+ *
+ */
+
+#ifndef GNUTLS_LIB_PATHBUF_H
+#define GNUTLS_LIB_PATHBUF_H
+
+#include "pathmax.h"
+#define GNUTLS_PATH_MAX PATH_MAX
+
+struct gnutls_pathbuf_st {
+	char base[GNUTLS_PATH_MAX + 1];
+	char *ptr;		/* API */
+	size_t len;		/* API: NOT including NUL */
+	size_t cap;		/* including NUL */
+};
+
+/* Initialize BUFFER with the content BASE.  */
+int _gnutls_pathbuf_init(struct gnutls_pathbuf_st *buffer, const char *base);
+
+/* Append COMPONENT to BUFFER, separated with a "/".  */
+int _gnutls_pathbuf_append(struct gnutls_pathbuf_st *buffer, const char *component);
+
+/* Truncate the length of BUFFER to LEN.  */
+int _gnutls_pathbuf_truncate(struct gnutls_pathbuf_st *buffer, size_t len);
+
+/* Deinitialize BUFFER.  */
+void _gnutls_pathbuf_deinit(struct gnutls_pathbuf_st *buffer);
+
+#endif /* GNUTLS_LIB_PATHBUF_H */