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#ifndef FILESYSTEM_H_
#define FILESYSTEM_H_
typedef enum {
FS_NON_EXISTENT,
FS_FILE,
FS_DIRECTORY,
FS_OTHER
} FsType;
enum {
FS_PERMISSION_READ = 0x01,
FS_PERMISSION_WRITE = 0x02,
};
typedef u8 FsPermission;
typedef struct {
FsType type;
char name[];
} FsDirectoryEntry;
// returns what kind of thing this is.
FsType fs_path_type(char const *path);
FsPermission fs_path_permission(char const *path);
// Does this file exist? Returns false for directories.
bool fs_file_exists(char const *path);
// Returns a NULL-terminated array of the files/directories in this directory, or NULL if the directory does not exist/out of memory.
// When you're done with the entries, call free on each one, then on the array.
// NOTE: The files/directories aren't returned in any particular order!
FsDirectoryEntry **fs_list_directory(char const *dirname);
// Create the directory specified by `path`
// Returns:
// 1 if the directory was created successfully
// 0 if the directory already exists
// -1 if the path already exists, but it's not a directory, or if there's another error (e.g. don't have permission to create directory).
int fs_mkdir(char const *path);
// Puts the current working directory into buf, including a null-terminator, writing at most buflen bytes.
// Returns:
// 1 if the working directory was inserted into buf successfully
// 0 if buf is too short to hold the cwd
// -1 if we can't get the cwd for whatever reason.
int fs_get_cwd(char *buf, size_t buflen);
#endif // FILESYSTEM_H_
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