mirror of
https://github.com/golang/go
synced 2024-11-25 22:17:58 -07:00
Robert Griesemer
parent
77334b988c
commit
6238964d7b
@ -21,13 +21,13 @@ import (
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"unsafe";
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)
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var srpcEnabled = srpc.Enabled();
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var srpcEnabled = srpc.Enabled()
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// native_client/src/trusted/service_runtime/include/sys/audio_video.h
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// Subsystem values for Init.
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const (
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SubsystemVideo = 1<<iota;
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SubsystemVideo = 1<<iota;
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SubsystemAudio;
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SubsystemEmbed;
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)
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@ -35,20 +35,20 @@ const (
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// Audio formats.
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const (
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AudioFormatStereo44K = iota;
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AudioFormatStereo44K = iota;
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AudioFormatStereo48K;
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)
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// A Window represents a connection to the Native Client window.
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// It implements draw.Context.
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type Window struct {
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Embedded bool; // running as part of a web page?
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*Image; // screen image
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Embedded bool; // running as part of a web page?
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*Image; // screen image
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mousec chan draw.Mouse;
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kbdc chan int;
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quitc chan bool;
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resizec chan bool;
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mousec chan draw.Mouse;
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kbdc chan int;
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quitc chan bool;
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resizec chan bool;
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}
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// *Window implements draw.Context
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@ -89,7 +89,7 @@ func Init(subsys int, dx, dy int) (*Window, os.Error) {
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xsubsys := subsys;
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if srpcEnabled {
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waitBridge();
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xsubsys &^= SubsystemVideo|SubsystemEmbed;
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xsubsys &^= SubsystemVideo | SubsystemEmbed;
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}
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if xsubsys & SubsystemEmbed != 0 {
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@ -102,7 +102,7 @@ func Init(subsys int, dx, dy int) (*Window, os.Error) {
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return nil, err;
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}
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if subsys&SubsystemVideo != 0 {
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if subsys & SubsystemVideo != 0 {
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if dx, dy, err = videoInit(dx, dy); err != nil {
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return nil, err;
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}
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@ -113,7 +113,7 @@ func Init(subsys int, dx, dy int) (*Window, os.Error) {
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w.quitc = make(chan bool);
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}
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if subsys&SubsystemAudio != 0 {
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if subsys & SubsystemAudio != 0 {
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var n int;
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if n, err = audioInit(AudioFormatStereo44K, 2048); err != nil {
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return nil, err;
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@ -121,7 +121,7 @@ func Init(subsys int, dx, dy int) (*Window, os.Error) {
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println("audio", n);
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}
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if subsys&SubsystemVideo != 0 {
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if subsys & SubsystemVideo != 0 {
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go w.readEvents();
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}
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@ -158,7 +158,7 @@ func videoUpdate(data []Color) (err os.Error) {
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return os.NewSyscallError("video_update", syscall.VideoUpdate((*uint32)(&data[0])));
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}
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var noEvents = os.NewError("no events");
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var noEvents = os.NewError("no events")
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func videoPollEvent(ev []byte) (err os.Error) {
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if srpcEnabled {
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@ -167,7 +167,7 @@ func videoPollEvent(ev []byte) (err os.Error) {
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return noEvents;
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}
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bytes.Copy(ev, &bridge.share.eq.event[r]);
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bridge.share.eq.ri = (r+1) % eqsize;
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bridge.share.eq.ri = (r+1)%eqsize;
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return nil;
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}
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return os.NewSyscallError("video_poll_event", syscall.VideoPollEvent(&ev[0]));
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@ -209,13 +209,13 @@ func AudioStream(data []uint16) (nextSize int, err os.Error) {
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// Synchronization structure to wait for bridge to become ready.
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var bridge struct {
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c chan bool;
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displayFd int;
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rpcFd int;
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share *videoShare;
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pixel []Color;
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client *srpc.Client;
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flushRPC *srpc.RPC;
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c chan bool;
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displayFd int;
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rpcFd int;
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share *videoShare;
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pixel []Color;
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client *srpc.Client;
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flushRPC *srpc.RPC;
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}
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// Wait for bridge to become ready.
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@ -227,27 +227,27 @@ func waitBridge() {
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bridge.c <- <-bridge.c;
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}
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const eqsize = 64;
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const eqsize = 64
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// Data structure shared with host via mmap.
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type videoShare struct {
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revision int32; // definition below is rev 100 unless noted
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mapSize int32;
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revision int32; // definition below is rev 100 unless noted
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mapSize int32;
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// event queue
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eq struct {
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ri uint32; // read index [0,eqsize)
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wi uint32; // write index [0,eqsize)
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eof int32;
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event [eqsize][64]byte;
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eq struct {
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ri uint32; // read index [0,eqsize)
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wi uint32; // write index [0,eqsize)
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eof int32;
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event [eqsize][64]byte;
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};
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// now unused
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_, _, _, _ int32;
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_, _, _, _ int32;
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// video backing store information
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width, height, _, size int32;
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ready int32; // rev 0x101
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width, height, _, size int32;
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ready int32; // rev 0x101
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}
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// The frame buffer data is videoShareSize bytes after
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@ -271,7 +271,7 @@ func (multimediaBridge) Run(arg, ret []interface{}, size []int) srpc.Errno {
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addr, _, errno := syscall.Syscall6(syscall.SYS_MMAP,
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0,
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uintptr(st.Size),
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syscall.PROT_READ|syscall.PROT_WRITE,
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syscall.PROT_READ | syscall.PROT_WRITE,
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syscall.MAP_SHARED,
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uintptr(bridge.displayFd),
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0);
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@ -284,8 +284,8 @@ func (multimediaBridge) Run(arg, ret []interface{}, size []int) srpc.Errno {
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// Overestimate frame buffer size
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// (must use a compile-time constant)
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// and then reslice. 256 megapixels (1 GB) should be enough.
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fb := (*[256*1024*1024]Color)(unsafe.Pointer(addr+videoShareSize));
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bridge.pixel = fb[0:(st.Size - videoShareSize)/4];
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fb := (*[256*1024*1024]Color)(unsafe.Pointer(addr + videoShareSize));
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bridge.pixel = fb[0 : (st.Size - videoShareSize)/4];
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// Configure RPC connection back to client.
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var err os.Error;
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@ -308,4 +308,3 @@ func init() {
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srpc.Add("nacl_multimedia_bridge", "hh:", multimediaBridge{});
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}
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}
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@ -19,9 +19,10 @@ import (
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)
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// An eventType identifies the type of a Native Client Event.
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type eventType uint8;
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type eventType uint8
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const (
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eventActive = 1+iota;
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eventActive = 1+iota;
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eventExpose;
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eventKeyDown;
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eventKeyUp;
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@ -34,299 +35,301 @@ const (
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// A key represents a key on a keyboard.
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type key uint16
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const (
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keyUnknown = 0;
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keyFirst = 0;
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keyBackspace = 8;
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keyTab = 9;
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keyClear = 12;
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keyReturn = 13;
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keyPause = 19;
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keyEscape = 27;
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keySpace = 32;
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keyExclaim = 33;
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keyQuotedbl = 34;
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keyHash = 35;
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keyDollar = 36;
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keyAmpersand = 38;
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keyQuote = 39;
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keyLeftparen = 40;
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keyRightparen = 41;
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keyAsterisk = 42;
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keyPlus = 43;
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keyComma = 44;
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keyMinus = 45;
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keyPeriod = 46;
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keySlash = 47;
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key0 = 48;
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key1 = 49;
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key2 = 50;
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key3 = 51;
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key4 = 52;
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key5 = 53;
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key6 = 54;
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key7 = 55;
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key8 = 56;
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key9 = 57;
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keyColon = 58;
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keySemicolon = 59;
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keyLess = 60;
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keyEquals = 61;
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keyGreater = 62;
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keyQuestion = 63;
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keyAt = 64;
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keyLeftbracket = 91;
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keyBackslash = 92;
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keyRightbracket = 93;
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keyCaret = 94;
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keyUnderscore = 95;
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keyBackquote = 96;
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keyA = 97;
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keyB = 98;
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keyC = 99;
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keyD = 100;
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keyE = 101;
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keyF = 102;
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keyG = 103;
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keyH = 104;
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keyI = 105;
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keyJ = 106;
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keyK = 107;
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keyL = 108;
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keyM = 109;
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keyN = 110;
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keyO = 111;
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keyP = 112;
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keyQ = 113;
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keyR = 114;
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keyS = 115;
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keyT = 116;
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keyU = 117;
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keyV = 118;
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keyW = 119;
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keyX = 120;
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keyY = 121;
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keyZ = 122;
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keyDelete = 127;
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keyWorld0 = 160;
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keyWorld1 = 161;
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keyWorld2 = 162;
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keyWorld3 = 163;
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keyWorld4 = 164;
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keyWorld5 = 165;
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keyWorld6 = 166;
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keyWorld7 = 167;
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keyWorld8 = 168;
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keyWorld9 = 169;
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keyWorld10 = 170;
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keyWorld11 = 171;
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keyWorld12 = 172;
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keyWorld13 = 173;
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keyWorld14 = 174;
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keyWorld15 = 175;
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keyWorld16 = 176;
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keyWorld17 = 177;
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keyWorld18 = 178;
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keyWorld19 = 179;
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keyWorld20 = 180;
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keyWorld21 = 181;
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keyWorld22 = 182;
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keyWorld23 = 183;
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keyWorld24 = 184;
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keyWorld25 = 185;
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keyWorld26 = 186;
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keyWorld27 = 187;
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keyWorld28 = 188;
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keyWorld29 = 189;
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keyWorld30 = 190;
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keyWorld31 = 191;
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keyWorld32 = 192;
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keyWorld33 = 193;
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keyWorld34 = 194;
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keyWorld35 = 195;
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keyWorld36 = 196;
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keyWorld37 = 197;
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keyWorld38 = 198;
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keyWorld39 = 199;
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keyWorld40 = 200;
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keyWorld41 = 201;
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keyWorld42 = 202;
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keyWorld43 = 203;
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keyWorld44 = 204;
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keyWorld45 = 205;
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keyWorld46 = 206;
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keyWorld47 = 207;
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keyWorld48 = 208;
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keyWorld49 = 209;
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keyWorld50 = 210;
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keyWorld51 = 211;
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keyWorld52 = 212;
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keyWorld53 = 213;
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keyWorld54 = 214;
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keyWorld55 = 215;
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keyWorld56 = 216;
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keyWorld57 = 217;
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keyWorld58 = 218;
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keyWorld59 = 219;
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keyWorld60 = 220;
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keyWorld61 = 221;
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keyWorld62 = 222;
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keyWorld63 = 223;
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keyWorld64 = 224;
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keyWorld65 = 225;
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keyWorld66 = 226;
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keyWorld67 = 227;
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keyWorld68 = 228;
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keyWorld69 = 229;
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keyWorld70 = 230;
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keyWorld71 = 231;
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keyWorld72 = 232;
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keyWorld73 = 233;
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keyWorld74 = 234;
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keyWorld75 = 235;
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keyWorld76 = 236;
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keyWorld77 = 237;
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keyWorld78 = 238;
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keyWorld79 = 239;
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keyWorld80 = 240;
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keyWorld81 = 241;
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keyWorld82 = 242;
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keyWorld83 = 243;
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keyWorld84 = 244;
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keyWorld85 = 245;
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keyWorld86 = 246;
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keyWorld87 = 247;
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keyWorld88 = 248;
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keyWorld89 = 249;
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keyWorld90 = 250;
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keyWorld91 = 251;
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keyWorld92 = 252;
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keyWorld93 = 253;
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keyWorld94 = 254;
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keyWorld95 = 255;
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keyUnknown = 0;
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keyFirst = 0;
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keyBackspace = 8;
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keyTab = 9;
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keyClear = 12;
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keyReturn = 13;
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keyPause = 19;
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keyEscape = 27;
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keySpace = 32;
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keyExclaim = 33;
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keyQuotedbl = 34;
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keyHash = 35;
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keyDollar = 36;
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keyAmpersand = 38;
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keyQuote = 39;
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keyLeftparen = 40;
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keyRightparen = 41;
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keyAsterisk = 42;
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keyPlus = 43;
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keyComma = 44;
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keyMinus = 45;
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keyPeriod = 46;
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keySlash = 47;
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key0 = 48;
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key1 = 49;
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key2 = 50;
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key3 = 51;
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key4 = 52;
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key5 = 53;
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key6 = 54;
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key7 = 55;
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key8 = 56;
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key9 = 57;
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keyColon = 58;
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keySemicolon = 59;
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keyLess = 60;
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keyEquals = 61;
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keyGreater = 62;
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keyQuestion = 63;
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keyAt = 64;
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keyLeftbracket = 91;
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keyBackslash = 92;
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keyRightbracket = 93;
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keyCaret = 94;
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keyUnderscore = 95;
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keyBackquote = 96;
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keyA = 97;
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keyB = 98;
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keyC = 99;
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keyD = 100;
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keyE = 101;
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keyF = 102;
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keyG = 103;
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keyH = 104;
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keyI = 105;
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keyJ = 106;
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keyK = 107;
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keyL = 108;
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keyM = 109;
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keyN = 110;
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keyO = 111;
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keyP = 112;
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keyQ = 113;
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keyR = 114;
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keyS = 115;
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keyT = 116;
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keyU = 117;
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keyV = 118;
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keyW = 119;
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keyX = 120;
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keyY = 121;
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keyZ = 122;
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keyDelete = 127;
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keyWorld0 = 160;
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keyWorld1 = 161;
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keyWorld2 = 162;
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keyWorld3 = 163;
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keyWorld4 = 164;
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keyWorld5 = 165;
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keyWorld6 = 166;
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keyWorld7 = 167;
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keyWorld8 = 168;
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keyWorld9 = 169;
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keyWorld10 = 170;
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keyWorld11 = 171;
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keyWorld12 = 172;
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keyWorld13 = 173;
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keyWorld14 = 174;
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keyWorld15 = 175;
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keyWorld16 = 176;
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keyWorld17 = 177;
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keyWorld18 = 178;
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keyWorld19 = 179;
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keyWorld20 = 180;
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keyWorld21 = 181;
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keyWorld22 = 182;
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keyWorld23 = 183;
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keyWorld24 = 184;
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keyWorld25 = 185;
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keyWorld26 = 186;
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keyWorld27 = 187;
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keyWorld28 = 188;
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keyWorld29 = 189;
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keyWorld30 = 190;
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keyWorld31 = 191;
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keyWorld32 = 192;
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keyWorld33 = 193;
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keyWorld34 = 194;
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keyWorld35 = 195;
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keyWorld36 = 196;
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keyWorld37 = 197;
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keyWorld38 = 198;
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keyWorld39 = 199;
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keyWorld40 = 200;
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keyWorld41 = 201;
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keyWorld42 = 202;
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keyWorld43 = 203;
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keyWorld44 = 204;
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keyWorld45 = 205;
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keyWorld46 = 206;
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keyWorld47 = 207;
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keyWorld48 = 208;
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keyWorld49 = 209;
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keyWorld50 = 210;
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keyWorld51 = 211;
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keyWorld52 = 212;
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keyWorld53 = 213;
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keyWorld54 = 214;
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keyWorld55 = 215;
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keyWorld56 = 216;
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keyWorld57 = 217;
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keyWorld58 = 218;
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keyWorld59 = 219;
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keyWorld60 = 220;
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keyWorld61 = 221;
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keyWorld62 = 222;
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keyWorld63 = 223;
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keyWorld64 = 224;
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keyWorld65 = 225;
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keyWorld66 = 226;
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keyWorld67 = 227;
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keyWorld68 = 228;
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keyWorld69 = 229;
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keyWorld70 = 230;
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keyWorld71 = 231;
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keyWorld72 = 232;
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keyWorld73 = 233;
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keyWorld74 = 234;
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keyWorld75 = 235;
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keyWorld76 = 236;
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keyWorld77 = 237;
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keyWorld78 = 238;
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keyWorld79 = 239;
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keyWorld80 = 240;
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keyWorld81 = 241;
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keyWorld82 = 242;
|
||||
keyWorld83 = 243;
|
||||
keyWorld84 = 244;
|
||||
keyWorld85 = 245;
|
||||
keyWorld86 = 246;
|
||||
keyWorld87 = 247;
|
||||
keyWorld88 = 248;
|
||||
keyWorld89 = 249;
|
||||
keyWorld90 = 250;
|
||||
keyWorld91 = 251;
|
||||
keyWorld92 = 252;
|
||||
keyWorld93 = 253;
|
||||
keyWorld94 = 254;
|
||||
keyWorld95 = 255;
|
||||
|
||||
// Numeric keypad
|
||||
keyKp0 = 256;
|
||||
keyKp1 = 257;
|
||||
keyKp2 = 258;
|
||||
keyKp3 = 259;
|
||||
keyKp4 = 260;
|
||||
keyKp5 = 261;
|
||||
keyKp6 = 262;
|
||||
keyKp7 = 263;
|
||||
keyKp8 = 264;
|
||||
keyKp9 = 265;
|
||||
keyKpPeriod = 266;
|
||||
keyKpDivide = 267;
|
||||
keyKpMultiply = 268;
|
||||
keyKpMinus = 269;
|
||||
keyKpPlus = 270;
|
||||
keyKpEnter = 271;
|
||||
keyKpEquals = 272;
|
||||
keyKp0 = 256;
|
||||
keyKp1 = 257;
|
||||
keyKp2 = 258;
|
||||
keyKp3 = 259;
|
||||
keyKp4 = 260;
|
||||
keyKp5 = 261;
|
||||
keyKp6 = 262;
|
||||
keyKp7 = 263;
|
||||
keyKp8 = 264;
|
||||
keyKp9 = 265;
|
||||
keyKpPeriod = 266;
|
||||
keyKpDivide = 267;
|
||||
keyKpMultiply = 268;
|
||||
keyKpMinus = 269;
|
||||
keyKpPlus = 270;
|
||||
keyKpEnter = 271;
|
||||
keyKpEquals = 272;
|
||||
|
||||
// Arrow & insert/delete pad
|
||||
keyUp = 273;
|
||||
keyDown = 274;
|
||||
keyRight = 275;
|
||||
keyLeft = 276;
|
||||
keyInsert = 277;
|
||||
keyHome = 278;
|
||||
keyEnd = 279;
|
||||
keyPageup = 280;
|
||||
keyPagedown = 281;
|
||||
keyUp = 273;
|
||||
keyDown = 274;
|
||||
keyRight = 275;
|
||||
keyLeft = 276;
|
||||
keyInsert = 277;
|
||||
keyHome = 278;
|
||||
keyEnd = 279;
|
||||
keyPageup = 280;
|
||||
keyPagedown = 281;
|
||||
|
||||
// Function keys
|
||||
keyF1 = 282;
|
||||
keyF2 = 283;
|
||||
keyF3 = 284;
|
||||
keyF4 = 285;
|
||||
keyF5 = 286;
|
||||
keyF6 = 287;
|
||||
keyF7 = 288;
|
||||
keyF8 = 289;
|
||||
keyF9 = 290;
|
||||
keyF10 = 291;
|
||||
keyF11 = 292;
|
||||
keyF12 = 293;
|
||||
keyF13 = 294;
|
||||
keyF14 = 295;
|
||||
keyF15 = 296;
|
||||
keyF1 = 282;
|
||||
keyF2 = 283;
|
||||
keyF3 = 284;
|
||||
keyF4 = 285;
|
||||
keyF5 = 286;
|
||||
keyF6 = 287;
|
||||
keyF7 = 288;
|
||||
keyF8 = 289;
|
||||
keyF9 = 290;
|
||||
keyF10 = 291;
|
||||
keyF11 = 292;
|
||||
keyF12 = 293;
|
||||
keyF13 = 294;
|
||||
keyF14 = 295;
|
||||
keyF15 = 296;
|
||||
|
||||
// Modifier keys
|
||||
keyNumlock = 300;
|
||||
keyCapslock = 301;
|
||||
keyScrollock = 302;
|
||||
keyRshift = 303;
|
||||
keyLshift = 304;
|
||||
keyRctrl = 305;
|
||||
keyLctrl = 306;
|
||||
keyRalt = 307;
|
||||
keyLalt = 308;
|
||||
keyRmeta = 309;
|
||||
keyLmeta = 310;
|
||||
keyLsuper = 311;
|
||||
keyRsuper = 312;
|
||||
keyMode = 313;
|
||||
keyCompose = 314;
|
||||
keyNumlock = 300;
|
||||
keyCapslock = 301;
|
||||
keyScrollock = 302;
|
||||
keyRshift = 303;
|
||||
keyLshift = 304;
|
||||
keyRctrl = 305;
|
||||
keyLctrl = 306;
|
||||
keyRalt = 307;
|
||||
keyLalt = 308;
|
||||
keyRmeta = 309;
|
||||
keyLmeta = 310;
|
||||
keyLsuper = 311;
|
||||
keyRsuper = 312;
|
||||
keyMode = 313;
|
||||
keyCompose = 314;
|
||||
|
||||
// Misc keys
|
||||
keyHelp = 315;
|
||||
keyPrint = 316;
|
||||
keySysreq = 317;
|
||||
keyBreak = 318;
|
||||
keyMenu = 319;
|
||||
keyPower = 320;
|
||||
keyEuro = 321;
|
||||
keyUndo = 322;
|
||||
keyHelp = 315;
|
||||
keyPrint = 316;
|
||||
keySysreq = 317;
|
||||
keyBreak = 318;
|
||||
keyMenu = 319;
|
||||
keyPower = 320;
|
||||
keyEuro = 321;
|
||||
keyUndo = 322;
|
||||
|
||||
// Add any other keys here
|
||||
keyLast
|
||||
keyLast;
|
||||
)
|
||||
|
||||
// A keymod is a set of bit flags
|
||||
type keymod uint16
|
||||
|
||||
const (
|
||||
keymodNone = 0x0000;
|
||||
keymodLshift= 0x0001;
|
||||
keymodRshift= 0x0002;
|
||||
keymodLctrl = 0x0040;
|
||||
keymodRctrl = 0x0080;
|
||||
keymodLalt = 0x0100;
|
||||
keymodRalt = 0x0200;
|
||||
keymodLmeta = 0x0400;
|
||||
keymodRmeta = 0x0800;
|
||||
keymodNum = 0x1000;
|
||||
keymodCaps = 0x2000;
|
||||
keymodMode = 0x4000;
|
||||
keymodReserved = 0x8000
|
||||
keymodNone = 0x0000;
|
||||
keymodLshift = 0x0001;
|
||||
keymodRshift = 0x0002;
|
||||
keymodLctrl = 0x0040;
|
||||
keymodRctrl = 0x0080;
|
||||
keymodLalt = 0x0100;
|
||||
keymodRalt = 0x0200;
|
||||
keymodLmeta = 0x0400;
|
||||
keymodRmeta = 0x0800;
|
||||
keymodNum = 0x1000;
|
||||
keymodCaps = 0x2000;
|
||||
keymodMode = 0x4000;
|
||||
keymodReserved = 0x8000;
|
||||
)
|
||||
|
||||
const (
|
||||
mouseButtonLeft = 1;
|
||||
mouseButtonMiddle = 2;
|
||||
mouseButtonRight = 3;
|
||||
mouseScrollUp = 4;
|
||||
mouseScrollDown = 5
|
||||
mouseButtonLeft = 1;
|
||||
mouseButtonMiddle = 2;
|
||||
mouseButtonRight = 3;
|
||||
mouseScrollUp = 4;
|
||||
mouseScrollDown = 5;
|
||||
)
|
||||
|
||||
const (
|
||||
mouseStateLeftButtonPressed = 1;
|
||||
mouseStateMiddleButtonPressed = 2;
|
||||
mouseStateRightButtonPressed = 4
|
||||
mouseStateLeftButtonPressed = 1;
|
||||
mouseStateMiddleButtonPressed = 2;
|
||||
mouseStateRightButtonPressed = 4;
|
||||
)
|
||||
|
||||
const (
|
||||
activeMouse = 1; // mouse leaving/entering
|
||||
activeInputFocus = 2; // input focus lost/restored
|
||||
activeApplication = 4 // application minimized/restored
|
||||
activeMouse = 1; // mouse leaving/entering
|
||||
activeInputFocus = 2; // input focus lost/restored
|
||||
activeApplication = 4; // application minimized/restored
|
||||
)
|
||||
|
||||
const maxEventBytes = 64
|
||||
|
||||
type activeEvent struct {
|
||||
EventType eventType;
|
||||
Gain uint8;
|
||||
State uint8;
|
||||
EventType eventType;
|
||||
Gain uint8;
|
||||
State uint8;
|
||||
}
|
||||
|
||||
type exposeEvent struct {
|
||||
@ -334,48 +337,47 @@ type exposeEvent struct {
|
||||
}
|
||||
|
||||
type keyboardEvent struct {
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
State uint8;
|
||||
Pad uint8;
|
||||
ScanCode uint8;
|
||||
Pad1 uint8;
|
||||
Key key;
|
||||
Mod keymod;
|
||||
Unicode uint16;
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
State uint8;
|
||||
Pad uint8;
|
||||
ScanCode uint8;
|
||||
Pad1 uint8;
|
||||
Key key;
|
||||
Mod keymod;
|
||||
Unicode uint16;
|
||||
}
|
||||
|
||||
type mouseMotionEvent struct {
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
Buttons uint8;
|
||||
Pad uint8;
|
||||
X uint16;
|
||||
Y uint16;
|
||||
Xrel int16;
|
||||
Yrel int16;
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
Buttons uint8;
|
||||
Pad uint8;
|
||||
X uint16;
|
||||
Y uint16;
|
||||
Xrel int16;
|
||||
Yrel int16;
|
||||
}
|
||||
|
||||
type mouseButtonEvent struct {
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
Button uint8;
|
||||
State uint8;
|
||||
X uint16;
|
||||
Y uint16;
|
||||
EventType eventType;
|
||||
Device uint8;
|
||||
Button uint8;
|
||||
State uint8;
|
||||
X uint16;
|
||||
Y uint16;
|
||||
}
|
||||
|
||||
type quitEvent struct {
|
||||
EventType eventType;
|
||||
}
|
||||
|
||||
type syncEvent struct {
|
||||
}
|
||||
type syncEvent struct{}
|
||||
|
||||
type event interface {
|
||||
}
|
||||
type event interface{}
|
||||
|
||||
type reader []byte
|
||||
|
||||
func (r *reader) Read(p []byte) (n int, err os.Error) {
|
||||
b := *r;
|
||||
if len(b) == 0 && len(p) > 0 {
|
||||
@ -390,12 +392,12 @@ func (w *Window) readEvents() {
|
||||
buf := make([]byte, maxEventBytes);
|
||||
clean := false;
|
||||
var (
|
||||
ea *activeEvent;
|
||||
ee *exposeEvent;
|
||||
ke *keyboardEvent;
|
||||
mme *mouseMotionEvent;
|
||||
mbe *mouseButtonEvent;
|
||||
qe *quitEvent;
|
||||
ea *activeEvent;
|
||||
ee *exposeEvent;
|
||||
ke *keyboardEvent;
|
||||
mme *mouseMotionEvent;
|
||||
mbe *mouseButtonEvent;
|
||||
qe *quitEvent;
|
||||
)
|
||||
var m draw.Mouse;
|
||||
for {
|
||||
@ -439,7 +441,7 @@ func (w *Window) readEvents() {
|
||||
// log.Stdoutf("%#v\n", e);
|
||||
switch buf[0] {
|
||||
case eventExpose:
|
||||
w.resizec <- true
|
||||
w.resizec <- true;
|
||||
case eventKeyDown:
|
||||
w.kbdc <- int(ke.Key);
|
||||
case eventKeyUp:
|
||||
@ -454,14 +456,14 @@ func (w *Window) readEvents() {
|
||||
m.X = int(mbe.X);
|
||||
m.Y = int(mbe.Y);
|
||||
// TODO(rsc): Remove uint cast once 8g bug is fixed.
|
||||
m.Buttons |= 1<<uint(mbe.Button-1);
|
||||
m.Buttons |= 1<<uint(mbe.Button - 1);
|
||||
m.Nsec = time.Nanoseconds();
|
||||
_ = w.mousec <- m;
|
||||
case eventMouseButtonUp:
|
||||
m.X = int(mbe.X);
|
||||
m.Y = int(mbe.Y);
|
||||
// TODO(rsc): Remove uint cast once 8g bug is fixed.
|
||||
m.Buttons &^= 1<<uint(mbe.Button-1);
|
||||
m.Buttons &^= 1<<uint(mbe.Button - 1);
|
||||
m.Nsec = time.Nanoseconds();
|
||||
_ = w.mousec <- m;
|
||||
case eventQuit:
|
||||
|
||||
@ -16,11 +16,11 @@ import (
|
||||
// linear slice or as a two-dimensional slice of slices.
|
||||
// Image implements image.Image.
|
||||
type Image struct {
|
||||
Linear []Color;
|
||||
Pixel [][]Color;
|
||||
Linear []Color;
|
||||
Pixel [][]Color;
|
||||
}
|
||||
|
||||
var _ image.Image = (*Image)(nil);
|
||||
var _ image.Image = (*Image)(nil)
|
||||
|
||||
func (m *Image) ColorModel() image.ColorModel {
|
||||
return ColorModel;
|
||||
@ -62,18 +62,19 @@ func newImage(dx, dy int, linear []Color) *Image {
|
||||
// A Color represents a Native Client color value,
|
||||
// a 32-bit R, G, B, A value packed as 0xAARRGGBB.
|
||||
type Color uint32
|
||||
|
||||
func (p Color) RGBA() (r, g, b, a uint32) {
|
||||
x := uint32(p);
|
||||
a = x>>24;
|
||||
a |= a<<8;
|
||||
a |= a<<16;
|
||||
r = (x>>16) & 0xFF;
|
||||
r = (x>>16)&0xFF;
|
||||
r |= r<<8;
|
||||
r |= r<<16;
|
||||
g = (x>>8) & 0xFF;
|
||||
g = (x>>8)&0xFF;
|
||||
g |= g<<8;
|
||||
g |= g<<16;
|
||||
b = x & 0xFF;
|
||||
b = x&0xFF;
|
||||
b |= b<<8;
|
||||
b |= b<<16;
|
||||
return;
|
||||
@ -91,5 +92,4 @@ func toColor(color image.Color) image.Color {
|
||||
}
|
||||
|
||||
// ColorModel is the color model corresponding to the Native Client Color.
|
||||
var ColorModel = image.ColorModelFunc(toColor);
|
||||
|
||||
var ColorModel = image.ColorModelFunc(toColor)
|
||||
|
||||
@ -14,30 +14,30 @@ import (
|
||||
|
||||
// A Client represents the client side of an SRPC connection.
|
||||
type Client struct {
|
||||
fd int; // fd to server
|
||||
r msgReceiver;
|
||||
s msgSender;
|
||||
service map[string]srv; // services by name
|
||||
out chan *msg; // send to out to write to connection
|
||||
fd int; // fd to server
|
||||
r msgReceiver;
|
||||
s msgSender;
|
||||
service map[string]srv; // services by name
|
||||
out chan *msg; // send to out to write to connection
|
||||
|
||||
mu sync.Mutex; // protects pending, idGen
|
||||
pending map[uint64]*RPC;
|
||||
idGen uint64; // generator for request IDs
|
||||
mu sync.Mutex; // protects pending, idGen
|
||||
pending map[uint64]*RPC;
|
||||
idGen uint64; // generator for request IDs
|
||||
}
|
||||
|
||||
// A srv is a single method that the server offers.
|
||||
type srv struct {
|
||||
num uint32; // method number
|
||||
fmt string; // argument format
|
||||
num uint32; // method number
|
||||
fmt string; // argument format
|
||||
}
|
||||
|
||||
// An RPC represents a single RPC issued by a client.
|
||||
type RPC struct {
|
||||
Ret []interface{}; // Return values
|
||||
Done chan *RPC; // Channel where notification of done arrives
|
||||
Errno Errno; // Status code
|
||||
c *Client;
|
||||
id uint64; // request id
|
||||
Ret []interface{}; // Return values
|
||||
Done chan *RPC; // Channel where notification of done arrives
|
||||
Errno Errno; // Status code
|
||||
c *Client;
|
||||
id uint64; // request id
|
||||
}
|
||||
|
||||
// NewClient allocates a new client using the file descriptor fd.
|
||||
@ -53,8 +53,8 @@ func NewClient(fd int) (c *Client, err os.Error) {
|
||||
m := &msg{
|
||||
protocol: protocol,
|
||||
isReq: true,
|
||||
Ret: []interface{}{ []byte(nil) },
|
||||
Size: []int{ 4000 },
|
||||
Ret: []interface{}{[]byte(nil)},
|
||||
Size: []int{4000},
|
||||
};
|
||||
m.packRequest();
|
||||
c.s.send(m);
|
||||
@ -72,7 +72,7 @@ func NewClient(fd int) (c *Client, err os.Error) {
|
||||
if i < 0 {
|
||||
continue;
|
||||
}
|
||||
c.service[string(line[0:i])] = srv{uint32(n), string(line[i+1:len(line)])};
|
||||
c.service[string(line[0:i])] = srv{uint32(n), string(line[i+1 : len(line)])};
|
||||
}
|
||||
|
||||
c.out = make(chan *msg);
|
||||
@ -159,11 +159,11 @@ func (r *RPC) Start(name string, arg []interface{}) {
|
||||
for srv.fmt[i] != ':' {
|
||||
i++;
|
||||
}
|
||||
fmt := srv.fmt[i+1:len(srv.fmt)];
|
||||
fmt := srv.fmt[i+1 : len(srv.fmt)];
|
||||
|
||||
// Now the return prototypes.
|
||||
m.Ret = make([]interface{}, len(fmt) - i);
|
||||
m.Size = make([]int, len(fmt) - i);
|
||||
m.Ret = make([]interface{}, len(fmt)-i);
|
||||
m.Size = make([]int, len(fmt)-i);
|
||||
for i := 0; i < len(fmt); i++ {
|
||||
switch fmt[i] {
|
||||
default:
|
||||
|
||||
@ -17,8 +17,9 @@ import (
|
||||
|
||||
// An Errno is an SRPC status code.
|
||||
type Errno uint32
|
||||
|
||||
const (
|
||||
OK Errno = 256 + iota;
|
||||
OK Errno = 256+iota;
|
||||
ErrBreak;
|
||||
ErrMessageTruncated;
|
||||
ErrNoMemory;
|
||||
@ -33,27 +34,27 @@ const (
|
||||
ErrAppError;
|
||||
)
|
||||
|
||||
var errstr = [...]string {
|
||||
var errstr = [...]string{
|
||||
OK-OK: "ok",
|
||||
ErrBreak-OK: "break",
|
||||
ErrMessageTruncated-OK: "message truncated",
|
||||
ErrNoMemory-OK: "out of memory",
|
||||
ErrProtocolMismatch-OK: "protocol mismatch",
|
||||
ErrBadRPCNumber-OK: "invalid RPC method number",
|
||||
ErrBadArgType-OK: "unexpected argument type",
|
||||
ErrTooFewArgs-OK: "too few arguments",
|
||||
ErrTooManyArgs-OK: "too many arguments",
|
||||
ErrInArgTypeMismatch-OK: "input argument type mismatch",
|
||||
ErrOutArgTypeMismatch-OK: "output argument type mismatch",
|
||||
ErrInternalError-OK: "internal error",
|
||||
ErrAppError-OK: "application error",
|
||||
ErrMessageTruncated - OK: "message truncated",
|
||||
ErrNoMemory - OK: "out of memory",
|
||||
ErrProtocolMismatch - OK: "protocol mismatch",
|
||||
ErrBadRPCNumber - OK: "invalid RPC method number",
|
||||
ErrBadArgType - OK: "unexpected argument type",
|
||||
ErrTooFewArgs - OK: "too few arguments",
|
||||
ErrTooManyArgs - OK: "too many arguments",
|
||||
ErrInArgTypeMismatch - OK: "input argument type mismatch",
|
||||
ErrOutArgTypeMismatch - OK: "output argument type mismatch",
|
||||
ErrInternalError - OK: "internal error",
|
||||
ErrAppError - OK: "application error",
|
||||
}
|
||||
|
||||
func (e Errno) String() string {
|
||||
if e < OK || int(e-OK) >= len(errstr) {
|
||||
return "Errno(" + strconv.Itoa64(int64(e)) + ")"
|
||||
return "Errno(" + strconv.Itoa64(int64(e)) + ")";
|
||||
}
|
||||
return errstr[e - OK];
|
||||
return errstr[e-OK];
|
||||
}
|
||||
|
||||
// A *msgHdr is the data argument to the imc_recvmsg
|
||||
@ -61,45 +62,45 @@ func (e Errno) String() string {
|
||||
// counts trusted by the system calls, the data structure is unsafe
|
||||
// to expose to package clients.
|
||||
type msgHdr struct {
|
||||
iov *iov;
|
||||
niov int32;
|
||||
desc *int32;
|
||||
ndesc int32;
|
||||
flags uint32;
|
||||
iov *iov;
|
||||
niov int32;
|
||||
desc *int32;
|
||||
ndesc int32;
|
||||
flags uint32;
|
||||
}
|
||||
|
||||
// A single region for I/O. Just as unsafe as msgHdr.
|
||||
type iov struct {
|
||||
base *byte;
|
||||
len int32;
|
||||
base *byte;
|
||||
len int32;
|
||||
}
|
||||
|
||||
// A msg is the Go representation of a message.
|
||||
type msg struct {
|
||||
rdata []byte; // data being consumed during message parsing
|
||||
rdesc []int32; // file descriptors being consumed during message parsing
|
||||
wdata []byte; // data being generated when replying
|
||||
rdata []byte; // data being consumed during message parsing
|
||||
rdesc []int32; // file descriptors being consumed during message parsing
|
||||
wdata []byte; // data being generated when replying
|
||||
|
||||
// parsed version of message
|
||||
protocol uint32;
|
||||
requestId uint64;
|
||||
isReq bool;
|
||||
rpcNumber uint32;
|
||||
gotHeader bool;
|
||||
status Errno; // error code sent in response
|
||||
Arg []interface{}; // method arguments
|
||||
Ret []interface{}; // method results
|
||||
Size []int; // max sizes for arrays in method results
|
||||
fmt string; // accumulated format string of arg+":"+ret
|
||||
protocol uint32;
|
||||
requestId uint64;
|
||||
isReq bool;
|
||||
rpcNumber uint32;
|
||||
gotHeader bool;
|
||||
status Errno; // error code sent in response
|
||||
Arg []interface{}; // method arguments
|
||||
Ret []interface{}; // method results
|
||||
Size []int; // max sizes for arrays in method results
|
||||
fmt string; // accumulated format string of arg+":"+ret
|
||||
}
|
||||
|
||||
// A msgReceiver receives messages from a file descriptor.
|
||||
type msgReceiver struct {
|
||||
fd int;
|
||||
data [128*1024]byte;
|
||||
desc [8]int32;
|
||||
hdr msgHdr;
|
||||
iov iov;
|
||||
fd int;
|
||||
data [128*1024]byte;
|
||||
desc [8]int32;
|
||||
hdr msgHdr;
|
||||
iov iov;
|
||||
}
|
||||
|
||||
func (r *msgReceiver) recv() (*msg, os.Error) {
|
||||
@ -136,10 +137,9 @@ func (r *msgReceiver) recv() (*msg, os.Error) {
|
||||
|
||||
// A msgSender sends messages on a file descriptor.
|
||||
type msgSender struct {
|
||||
fd int;
|
||||
hdr msgHdr;
|
||||
iov iov;
|
||||
|
||||
fd int;
|
||||
hdr msgHdr;
|
||||
iov iov;
|
||||
}
|
||||
|
||||
func (s *msgSender) send(m *msg) os.Error {
|
||||
@ -222,8 +222,8 @@ func (m *msg) grow(n int) []byte {
|
||||
bytes.Copy(a, m.wdata);
|
||||
m.wdata = a;
|
||||
}
|
||||
m.wdata = m.wdata[0:i+n];
|
||||
return m.wdata[i:i+n];
|
||||
m.wdata = m.wdata[0 : i+n];
|
||||
return m.wdata[i : i+n];
|
||||
}
|
||||
|
||||
func (m *msg) wuint8(x uint8) {
|
||||
@ -529,4 +529,3 @@ func (m *msg) packResponse() {
|
||||
m.wuint32(uint32(len(m.Ret)));
|
||||
m.packValues(m.Ret);
|
||||
}
|
||||
|
||||
|
||||
@ -22,13 +22,13 @@ import (
|
||||
// It reads arguments from arg, checks size for array limits,
|
||||
// writes return values to ret, and returns an Errno status code.
|
||||
type Handler interface {
|
||||
Run(arg, ret []interface{}, size []int) Errno
|
||||
Run(arg, ret []interface{}, size []int) Errno;
|
||||
}
|
||||
|
||||
type method struct {
|
||||
name string;
|
||||
fmt string;
|
||||
handler Handler;
|
||||
name string;
|
||||
fmt string;
|
||||
handler Handler;
|
||||
}
|
||||
|
||||
var rpcMethod []method
|
||||
@ -61,7 +61,7 @@ func Add(name, fmt string, handler Handler) {
|
||||
}
|
||||
rpcMethod = a;
|
||||
}
|
||||
rpcMethod = rpcMethod[0:n+1];
|
||||
rpcMethod = rpcMethod[0 : n+1];
|
||||
rpcMethod[n] = method{name, fmt, handler};
|
||||
}
|
||||
|
||||
@ -175,7 +175,7 @@ func getFd() (fd int, err os.Error) {
|
||||
|
||||
// Enabled returns true if SRPC is enabled in the Native Client runtime.
|
||||
func Enabled() bool {
|
||||
_, err:= getFd();
|
||||
_, err := getFd();
|
||||
return err == nil;
|
||||
}
|
||||
|
||||
@ -201,4 +201,3 @@ func (serviceDiscovery) Run(arg, ret []interface{}, size []int) Errno {
|
||||
func init() {
|
||||
Add("service_discovery", ":C", serviceDiscovery{});
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user