zig bindings: namespace File data types and Io data/functions
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370
src/orca.zig
370
src/orca.zig
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@ -1797,24 +1797,127 @@ pub const Canvas = extern struct {
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//------------------------------------------------------------------------------------------
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const File = extern struct {
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const OpenFlags = packed struct(u16) {
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none: bool,
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append: bool,
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truncate: bool,
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create: bool,
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symlink: bool,
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no_follow: bool,
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restrict: bool,
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};
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const AccessFlags = packed struct(u16) {
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none: bool,
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read: bool,
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write: bool,
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};
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const Whence = enum(c_uint) {
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Set,
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End,
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Current,
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};
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const Type = enum(c_uint) {
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Unknown,
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Regular,
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Directory,
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Symlink,
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Block,
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Character,
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Fifo,
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Socket,
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};
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const Perm = packed struct(u16) {
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other_exec: bool,
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other_write: bool,
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other_read: bool,
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group_exec: bool,
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group_write: bool,
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group_read: bool,
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owner_exec: bool,
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owner_write: bool,
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owner_read: bool,
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sticky_bit: bool,
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set_gid: bool,
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set_uid: bool,
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};
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const DateStamp = extern struct {
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seconds: i64, // seconds relative to NTP epoch.
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fraction: u64, // fraction of seconds elapsed since the time specified by seconds.
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};
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const Status = extern struct {
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uid: u64,
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type: Type,
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perm: Perm,
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size: u64,
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creation_date: DateStamp,
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access_date: DateStamp,
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modification_date: DateStamp,
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};
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const DialogKind = enum(c_uint) {
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Save,
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Open,
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};
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const DialogFlags = packed struct(u32) {
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files: bool,
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directories: bool,
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multiple: bool,
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create_directories: bool,
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};
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const DialogDesc = extern struct {
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kind: DialogKind,
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flags: DialogFlags,
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title: Str8,
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ok_label: Str8,
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start_at: File,
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start_path: Str8,
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filters: Str8List,
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};
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const DialogButton = enum(c_uint) {
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Cancel,
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Ok,
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};
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const OpenWithDialogElt = extern struct {
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list_elt: ListElt,
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file: File,
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};
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const OpenWithDialogResult = extern struct {
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button: DialogButton,
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file: File,
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selection: List,
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};
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h: u64,
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extern fn oc_file_nil() File;
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extern fn oc_file_is_nil(file: File) bool;
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extern fn oc_file_open(path: Str8, rights: FileAccessFlags, flags: FileOpenFlags) File;
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extern fn oc_file_open_at(dir: File, path: Str8, rights: FileAccessFlags, flags: FileOpenFlags) File;
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extern fn oc_file_open(path: Str8, rights: AccessFlags, flags: OpenFlags) File;
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extern fn oc_file_open_at(dir: File, path: Str8, rights: AccessFlags, flags: OpenFlags) File;
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extern fn oc_file_close(file: File) void;
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extern fn oc_file_last_error(file: File) IoError;
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extern fn oc_file_last_error(file: File) io.Error;
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extern fn oc_file_pos(file: File) i64;
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extern fn oc_file_seek(file: File, offset: i64, whence: FileWhence) i64;
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extern fn oc_file_seek(file: File, offset: i64, whence: Whence) i64;
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extern fn oc_file_write(file: File, size: u64, buffer: ?[*]u8) u64;
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extern fn oc_file_read(file: File, size: u64, buffer: ?[*]u8) u64;
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extern fn oc_file_get_status(file: File) FileStatus;
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extern fn oc_file_get_status(file: File) Status;
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extern fn oc_file_size(file: File) u64;
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extern fn oc_file_open_with_request(path: Str8, rights: FileAccessFlags, flags: FileOpenFlags) File;
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extern fn oc_file_open_with_dialog(arena: *Arena, rights: FileAccessFlags, flags: FileOpenFlags, desc: *FileDialogDesc) FileOpenWithDialogResult;
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extern fn oc_file_open_with_request(path: Str8, rights: AccessFlags, flags: OpenFlags) File;
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extern fn oc_file_open_with_dialog(arena: *Arena, rights: AccessFlags, flags: OpenFlags, desc: *DialogDesc) OpenWithDialogResult;
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pub const nil = oc_file_nil;
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pub const isNil = oc_file_is_nil;
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@ -1834,185 +1937,84 @@ const File = extern struct {
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pub const openWithDialog = oc_file_open_with_dialog;
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};
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const FileOpenFlags = packed struct(u16) {
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none: bool,
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append: bool,
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truncate: bool,
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create: bool,
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//------------------------------------------------------------------------------------------
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// [FILE IO] low-level io queue api
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//------------------------------------------------------------------------------------------
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symlink: bool,
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no_follow: bool,
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restrict: bool,
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};
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const io = struct {
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const ReqId = u16;
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const Op = u32;
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const FileAccessFlags = packed struct(u16) {
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none: bool,
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read: bool,
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write: bool,
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};
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const OpEnum = enum(c_uint) {
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OpenAt = 0,
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Close,
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FStat,
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Seek,
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Read,
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Write,
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Error,
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};
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const FileWhence = enum(c_uint) {
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Set,
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End,
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Current,
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};
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const IoReqId = u16;
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const IoOp = u32;
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const IoOpEnum = enum(c_uint) {
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OpenAt = 0,
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Close,
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FStat,
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Seek,
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Read,
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Write,
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Error,
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};
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const IoReq = extern struct {
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id: IoReqId,
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op: IoOp,
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handle: File,
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offset: i64,
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size: u64,
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buffer: extern union {
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data: ?[*]u8,
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unused: u64, // This is a horrible hack to get the same layout on wasm and on host
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},
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type: extern union {
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open: extern struct {
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rights: FileAccessFlags,
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flags: FileOpenFlags,
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},
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whence: FileWhence,
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},
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};
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const IoError = enum(i32) {
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Ok = 0,
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Unknown,
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Op, // unsupported operation
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Handle, // invalid handle
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Prev, // previously had a fatal error (last error stored on handle)
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Arg, // invalid argument or argument combination
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Perm, // access denied
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Space, // no space left
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NoEntry, // file or directory does not exist
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Exists, // file already exists
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NotDir, // path element is not a directory
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Dir, // attempted to write directory
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MaxFiles, // max open files reached
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MaxLinks, // too many symbolic links in path
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PathLength, // path too long
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FileSize, // file too big
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Overflow, // offset too big
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NotReady, // no data ready to be read/written
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Mem, // failed to allocate memory
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Interrupt, // operation interrupted by a signal
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Physical, // physical IO error
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NoDevice, // device not found
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Walkout, // attempted to walk out of root directory
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};
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const IoCmp = extern struct {
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id: IoReqId,
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err: IoError,
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data: extern union {
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result: i64,
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size: u64,
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offset: i64,
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const Req = extern struct {
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id: ReqId,
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op: Op,
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handle: File,
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},
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offset: i64,
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size: u64,
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buffer: extern union {
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data: ?[*]u8,
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unused: u64, // This is a horrible hack to get the same layout on wasm and on host
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},
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type: extern union {
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open: extern struct {
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rights: File.AccessFlags,
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flags: File.OpenFlags,
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},
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whence: File.Whence,
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},
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};
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const Error = enum(i32) {
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Ok = 0,
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Unknown,
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Op, // unsupported operation
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Handle, // invalid handle
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Prev, // previously had a fatal error (last error stored on handle)
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Arg, // invalid argument or argument combination
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Perm, // access denied
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Space, // no space left
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NoEntry, // file or directory does not exist
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Exists, // file already exists
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NotDir, // path element is not a directory
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Dir, // attempted to write directory
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MaxFiles, // max open files reached
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MaxLinks, // too many symbolic links in path
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PathLength, // path too long
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FileSize, // file too big
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Overflow, // offset too big
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NotReady, // no data ready to be read/written
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Mem, // failed to allocate memory
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Interrupt, // operation interrupted by a signal
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Physical, // physical IO error
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NoDevice, // device not found
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Walkout, // attempted to walk out of root directory
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};
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const Cmp = extern struct {
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id: ReqId,
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err: Error,
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data: extern union {
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result: i64,
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size: u64,
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offset: i64,
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handle: File,
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},
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};
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extern fn oc_io_wait_single_req(req: *Req) Cmp;
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pub const waitSingleReq = oc_io_wait_single_req;
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};
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const FileType = enum(c_uint) {
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Unknown,
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Regular,
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Directory,
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Symlink,
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Block,
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Character,
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Fifo,
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Socket,
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};
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const FilePerm = packed struct(u16) {
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other_exec: bool,
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other_write: bool,
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other_read: bool,
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group_exec: bool,
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group_write: bool,
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group_read: bool,
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owner_exec: bool,
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owner_write: bool,
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owner_read: bool,
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sticky_bit: bool,
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set_gid: bool,
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set_uid: bool,
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};
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const DateStamp = extern struct {
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seconds: i64, // seconds relative to NTP epoch.
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fraction: u64, // fraction of seconds elapsed since the time specified by seconds.
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};
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const FileStatus = extern struct {
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uid: u64,
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type: FileType,
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perm: FilePerm,
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size: u64,
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creation_date: DateStamp,
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access_date: DateStamp,
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modification_date: DateStamp,
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};
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const FileDialogKind = enum(c_uint) {
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Save,
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Open,
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};
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const FileDialogFlags = packed struct(u32) {
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files: bool,
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directories: bool,
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multiple: bool,
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create_directories: bool,
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};
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const FileDialogDesc = extern struct {
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kind: FileDialogKind,
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flags: FileDialogFlags,
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title: Str8,
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ok_label: Str8,
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start_at: File,
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start_path: Str8,
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filters: Str8List,
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};
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const FileDialogButton = enum(c_uint) {
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Cancel,
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Ok,
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};
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const FileOpenWithDialogElt = extern struct {
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list_elt: ListElt,
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file: File,
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};
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const FileOpenWithDialogResult = extern struct {
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button: FileDialogButton,
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file: File,
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selection: List,
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};
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//------------------------------------------------------------------------------------------
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// [FILE IO] complete io queue api
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//------------------------------------------------------------------------------------------
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extern fn oc_io_wait_single_req(req: *IoReq) IoCmp;
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pub const ioWaitSingleReq = oc_io_wait_single_req;
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