--- /dev/null
+/* Copyright (C) 2010-2020 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (file_list.h).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef __LIBRETRO_SDK_FILE_LIST_H__
+#define __LIBRETRO_SDK_FILE_LIST_H__
+
+#include <retro_common_api.h>
+
+RETRO_BEGIN_DECLS
+
+#include <stddef.h>
+#include <stdlib.h>
+
+#include <boolean.h>
+
+struct item_file
+{
+ void *userdata;
+ void *actiondata;
+ char *path;
+ char *label;
+ char *alt;
+ size_t directory_ptr;
+ size_t entry_idx;
+ unsigned type;
+};
+
+typedef struct file_list
+{
+ struct item_file *list;
+
+ size_t capacity;
+ size_t size;
+} file_list_t;
+
+void *file_list_get_userdata_at_offset(const file_list_t *list,
+ size_t index);
+
+void *file_list_get_actiondata_at_offset(const file_list_t *list,
+ size_t index);
+
+/**
+ * @brief frees the list
+ *
+ * NOTE: This function will also free() the entries actiondata
+ * and userdata fields if they are non-null. If you store complex
+ * or non-contiguous data there, make sure you free it's fields
+ * before calling this function or you might get a memory leak.
+ *
+ * @param list List to be freed
+ */
+void file_list_free(file_list_t *list);
+
+bool file_list_deinitialize(file_list_t *list);
+
+/**
+ * @brief makes the list big enough to contain at least nitems
+ *
+ * This function will not change the capacity if nitems is smaller
+ * than the current capacity.
+ *
+ * @param list The list to open for input
+ * @param nitems Number of items to reserve space for
+ * @return whether or not the operation succeeded
+ */
+bool file_list_reserve(file_list_t *list, size_t nitems);
+
+bool file_list_append(file_list_t *userdata, const char *path,
+ const char *label, unsigned type, size_t current_directory_ptr,
+ size_t entry_index);
+
+bool file_list_insert(file_list_t *list,
+ const char *path, const char *label,
+ unsigned type, size_t directory_ptr,
+ size_t entry_idx,
+ size_t idx);
+
+void file_list_pop(file_list_t *list, size_t *directory_ptr);
+
+void file_list_clear(file_list_t *list);
+
+void file_list_free_userdata(const file_list_t *list, size_t index);
+
+void file_list_free_actiondata(const file_list_t *list, size_t idx);
+
+void file_list_set_alt_at_offset(file_list_t *list, size_t index,
+ const char *alt);
+
+void file_list_sort_on_alt(file_list_t *list);
+
+void file_list_sort_on_type(file_list_t *list);
+
+bool file_list_search(const file_list_t *list, const char *needle,
+ size_t *index);
+
+RETRO_END_DECLS
+
+#endif