Move sqfs_dir_entry_t code from libio into libsquashfs

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 39 insertions, 0 deletions

diff --git a/lib/sqfs/src/dir_entry.c b/lib/sqfs/src/dir_entry.c
new file mode 100644
index 0000000..8290ac8
--- /dev/null
+++ b/lib/sqfs/src/dir_entry.c
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: LGPL-3.0-or-later */
+/*
+ * dir_entry.c
+ *
+ * Copyright (C) 2023 David Oberhollenzer <goliath@infraroot.at>
+ */
+#define SQFS_BUILDING_DLL
+#include "config.h"
+
+#include "sqfs/dir_entry.h"
+#include "compat.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+sqfs_dir_entry_t *sqfs_dir_entry_create(const char *name, sqfs_u16 mode,
+					sqfs_u16 flags)
+{
+	sqfs_dir_entry_t *out;
+	size_t len, name_len;
+
+	if (flags & ~SQFS_DIR_ENTRY_FLAG_ALL)
+		return NULL;
+
+	name_len = strlen(name);
+	if (SZ_ADD_OV(name_len, 1, &name_len))
+		return NULL;
+	if (SZ_ADD_OV(sizeof(*out), name_len, &len))
+		return NULL;
+
+	out = calloc(1, len);
+	if (out == NULL)
+		return NULL;
+
+	out->mode = mode;
+	out->flags = flags;
+	memcpy(out->name, name, name_len);
+	return out;
+}