97 lines
3.3 KiB
C
97 lines
3.3 KiB
C
/* $Id$ */
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/** @file fileio.h Declarations for Standard In/Out file operations */
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#ifndef FILEIO_H
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#define FILEIO_H
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#include "helpers.hpp"
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void FioSeekTo(uint32 pos, int mode);
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void FioSeekToFile(uint32 pos);
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uint32 FioGetPos();
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const char *FioGetFilename();
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byte FioReadByte();
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uint16 FioReadWord();
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uint32 FioReadDword();
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void FioCloseAll();
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void FioOpenFile(int slot, const char *filename);
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void FioReadBlock(void *ptr, uint size);
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void FioSkipBytes(int n);
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void FioCreateDirectory(const char *filename);
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/**
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* The different kinds of subdirectories OpenTTD uses
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*/
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enum Subdirectory {
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BASE_DIR, ///< Base directory for all subdirectories
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SAVE_DIR, ///< Base directory for all savegames
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AUTOSAVE_DIR, ///< Subdirectory of save for autosaves
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SCENARIO_DIR, ///< Base directory for all scenarios
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HEIGHTMAP_DIR, ///< Subdirectory of scenario for heightmaps
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GM_DIR, ///< Subdirectory for all music
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DATA_DIR, ///< Subdirectory for all data (GRFs, sample.cat, intro game)
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LANG_DIR, ///< Subdirectory for all translation files
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NUM_SUBDIRS, ///< Number of subdirectories
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NO_DIRECTORY, ///< A path without any base directory
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};
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/**
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* Types of searchpaths OpenTTD might use
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*/
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enum Searchpath {
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SP_FIRST_DIR,
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SP_WORKING_DIR = SP_FIRST_DIR, ///< Search in the working directory
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SP_PERSONAL_DIR, ///< Search in the personal directory
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SP_SHARED_DIR, ///< Search in the shared directory, like 'Shared Files' under Windows
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SP_BINARY_DIR, ///< Search in the directory where the binary resides
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SP_INSTALLATION_DIR, ///< Search in the installation directory
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SP_APPLICATION_BUNDLE_DIR, ///< Search within the application bundle
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NUM_SEARCHPATHS
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};
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DECLARE_POSTFIX_INCREMENT(Searchpath);
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/**
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* The searchpaths OpenTTD could search through.
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* At least one of the slots has to be filled with a path.
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* NULL paths tell that there is no such path for the
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* current operating system.
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*/
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extern const char *_searchpaths[NUM_SEARCHPATHS];
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/**
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* Checks whether the given search path is a valid search path
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* @param sp the search path to check
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* @return true if the search path is valid
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*/
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static inline bool IsValidSearchPath(Searchpath sp)
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{
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return sp < NUM_SEARCHPATHS && _searchpaths[sp] != NULL;
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}
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/** Iterator for all the search paths */
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#define FOR_ALL_SEARCHPATHS(sp) for (sp = SP_FIRST_DIR; sp < NUM_SEARCHPATHS; sp++) if (IsValidSearchPath(sp))
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FILE *FioFOpenFile(const char *filename, const char *mode = "rb", Subdirectory subdir = DATA_DIR);
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bool FioCheckFileExists(const char *filename, Subdirectory subdir = DATA_DIR);
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char *FioGetFullPath(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir, const char *filename);
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char *FioFindFullPath(char *buf, size_t buflen, Subdirectory subdir, const char *filename);
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char *FioAppendDirectory(char *buf, size_t buflen, Searchpath sp, Subdirectory subdir);
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char *FioGetDirectory(char *buf, size_t buflen, Subdirectory subdir);
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static inline const char *FioGetSubdirectory(Subdirectory subdir)
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{
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extern const char *_subdirs[NUM_SUBDIRS];
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assert(subdir < NUM_SUBDIRS);
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return _subdirs[subdir];
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}
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void SanitizeFilename(char *filename);
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void AppendPathSeparator(char *buf, size_t buflen);
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void DeterminePaths(const char *exe);
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extern char *_personal_dir; ///< custom directory for personal settings, saves, newgrf, etc.
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#endif /* FILEIO_H */
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