/*
	VitaShell
	Copyright (C) 2015-2017, TheFloW

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program 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 General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef __FILE_H__
#define __FILE_H__

#define SCE_ERROR_ERRNO_EEXIST 0x80010011
#define SCE_ERROR_ERRNO_ENODEV 0x80010013

#define MAX_PATH_LENGTH 1024
#define MAX_NAME_LENGTH 256
#define MAX_SHORT_NAME_LENGTH 64
#define MAX_DIR_LEVELS 32

#define DIRECTORY_SIZE (4 * 1024)
#define TRANSFER_SIZE (64 * 1024)

#define HOME_PATH "home"
#define DIR_UP ".."

enum FileTypes {
	FILE_TYPE_UNKNOWN,
	FILE_TYPE_PSP2DMP,
	FILE_TYPE_BMP,
	FILE_TYPE_INI,
	FILE_TYPE_JPEG,
	FILE_TYPE_MP3,
	FILE_TYPE_OGG,
	FILE_TYPE_PNG,
	FILE_TYPE_RAR,
	FILE_TYPE_SFO,
	FILE_TYPE_TXT,
	FILE_TYPE_VPK,
	FILE_TYPE_XML,
	FILE_TYPE_ZIP,
};

enum FileSortFlags {
	SORT_NONE,
	SORT_BY_NAME,
	SORT_BY_SIZE,
	SORT_BY_DATE,
};

enum FileMoveFlags {
	MOVE_INTEGRATE	= 0x1, // Integrate directories
	MOVE_REPLACE	= 0x2, // Replace files
};

typedef struct {
	uint64_t max_size;
	uint64_t free_size;
	uint32_t cluster_size;
	void *unk;
} SceIoDevInfo;

typedef struct {
	uint64_t *value;
	uint64_t max;
	void (* SetProgress)(uint64_t value, uint64_t max);
	int (* cancelHandler)();
} FileProcessParam;

typedef struct FileListEntry {
	struct FileListEntry *next;
	struct FileListEntry *previous;
	char name[MAX_NAME_LENGTH];
	int name_length;
	int is_folder;
	int type;
	SceOff size;
	SceOff size2;
	SceDateTime ctime;
	SceDateTime mtime;
	SceDateTime atime;
	int reserved[16];
} FileListEntry;

typedef struct {
	FileListEntry *head;
	FileListEntry *tail;
	int length;
	char path[MAX_PATH_LENGTH];
	int files;
	int folders;
} FileList;

int allocateReadFile(const char *file, void **buffer);
int ReadFile(const char *file, void *buf, int size);
int WriteFile(const char *file, const void *buf, int size);

int getFileSize(const char *file);
int getFileSha1(const char *file, uint8_t *pSha1Out, FileProcessParam *param);
int getPathInfo(const char *path, uint64_t *size, uint32_t *folders, uint32_t *files, int (* handler)(const char *path));
int removePath(const char *path, FileProcessParam *param);
int copyFile(const char *src_path, const char *dst_path, FileProcessParam *param);
int copyPath(const char *src_path, const char *dst_path, FileProcessParam *param);
int movePath(const char *src_path, const char *dst_path, int flags, FileProcessParam *param);

int getFileType(const char *file);

int getNumberOfDevices();
char **getDevices();

FileListEntry *fileListFindEntry(FileList *list, const char *name);
FileListEntry *fileListGetNthEntry(FileList *list, int n);
int fileListGetNumberByName(FileList *list, const char *name);

void fileListAddEntry(FileList *list, FileListEntry *entry, int sort);
int fileListRemoveEntry(FileList *list, FileListEntry *entry);
int fileListRemoveEntryByName(FileList *list, const char *name);

void fileListEmpty(FileList *list);

int fileListGetEntries(FileList *list, const char *path, int sort);

#endif