Update mojo sdk to rev e083961bf11fd0c94d40be8853761da529b6d444

mojo/public/go/system/core.go

Index: mojo/public/go/system/core.go
diff --git a/mojo/public/go/system/core.go b/mojo/public/go/system/core.go
index d8735aeb6ae2e73aeaed5141e2832942b25bda8a..cf6ae99a4b54c1058d88d8e22a0402a7fdf459ef 100644
--- a/mojo/public/go/system/core.go
+++ b/mojo/public/go/system/core.go
@@ -4,18 +4,76 @@
 
 package system
 
-import "mojo/public/go/system/impl"
+import (
+	"unsafe"
 
+	t "mojo/public/go/system/impl"
+)
+
+// Core is an interface that defines the set of Mojo system APIs.
 type Core interface {
-	GetTimeTicksNow() int64
-}
+	// GetTimeTicksNow returns a monotonically increasing platform
+	// dependent tick count representing "right now". Resolution
+	// depends on the systemconfiguration.
+	GetTimeTicksNow() t.MojoTimeTicks
 
-var core *impl.CoreImpl
+	// Close closes the given handle.
+	Close(handle t.MojoHandle) (result t.MojoResult)
 
-func init() {
-     core = &impl.CoreImpl{}
-}
+	// Wait waits on the given handle until a signal indicated by signals
+	// is satisfied or it becomes known that no signal indicated by
+	// signals will ever be satisified or until deadline has passed.
+	Wait(handle t.MojoHandle, signal t.MojoHandleSignals, deadline t.MojoDeadline) (result t.MojoResult)
+
+	// WaitMany behaves as if Wait were called on each handle/signal pair
+	// simultaneously and completing when the first Wait would complete.
+	WaitMany(handles []t.MojoHandle, signals []t.MojoHandleSignals, deadline t.MojoDeadline) (result t.MojoResult)
+
+	// CreateMessagePipe creates a message pipe which is a bidirectional
+	// communication channel for framed data (i.e., messages). Messages
+	// can contain plain data and/or Mojo handles. On success, it returns
+	// handles to the two endpoints of the message pipe.
+	CreateMessagePipe(opts *t.MessagePipeOptions) (result t.MojoResult, handle0 t.MojoHandle, handle1 t.MojoHandle)
+
+	// WriteMessage writes message data and optional attached handles to
+	// the message pipe endpoint given by handle. On success the attached
+	// handles will no longer be valid (ie: the receiver will receive
+	// equivalent but logically different handles).
+	WriteMessage(handle t.MojoHandle, msg []byte, attached []t.MojoHandle, flags t.MojoWriteMessageFlags) (result t.MojoResult)
+
+	// ReadMessage reads a message from the message pipe endpoint given
+	// by handle with the specified flags. Returns the message data and
+	// attached handles that were received and the number of bytes and
+	// attached handles in the "next" message.
+	ReadMessage(handle t.MojoHandle, flags t.MojoReadMessageFlags) (result t.MojoResult, msg []byte, attached []t.MojoHandle, numBytes uint32, numHandles uint32)
 
-func GetCore() Core {
-     return core
-}
+	// CreateDataPipe creates a data pipe which is a unidirectional
+	// communication channel for unframed data. On success, returns a
+	// handle to the producer and consumer of the data pipe.
+	CreateDataPipe(opts *t.DataPipeOptions) (result t.MojoResult, producer t.MojoHandle, consumer t.MojoHandle)
+
+	// WriteData writes data to the data pipe producer handle with the
+	// given flags. On success, returns the number of bytes that were
+	// actually written.
+	WriteData(producer t.MojoHandle, data []byte, flags t.MojoWriteDataFlags) (result t.MojoResult, numBytes uint32)
+
+	// ReadData reads data from the data pipe consumer handle with the
+	// given flags. On success, returns the data that was read.
+	ReadData(consumer t.MojoHandle, flags t.MojoReadDataFlags) (result t.MojoResult, data []byte)
+
+	// CreateSharedBuffer creates a buffer of size numBytes that can be
+	// shared between applications. One must call MapBuffer to access
+	// the buffer.
+	CreateSharedBuffer(opts *t.SharedBufferOptions, numBytes uint64) (result t.MojoResult, handle t.MojoHandle)
+
+	// DuplicateBufferHandle duplicates the handle to a buffer.
+	DuplicateBufferHandle(handle t.MojoHandle, opts *t.DuplicateBufferHandleOptions) (result t.MojoResult, duplicate t.MojoHandle)
+
+	// MapBuffer maps the requested part of the shared buffer given by
+	// handle into memory with specified flags. On success, it returns
+	// a pointer to the requested shared buffer.
+	MapBuffer(handle t.MojoHandle, offset uint64, numBytes uint64, flags t.MojoMapBufferFlags) (result t.MojoResult, buffer unsafe.Pointer)
+
+	// UnmapBuffer unmaps a buffer pointer that was returned by MapBuffer.
+	UnmapBuffer(buffer unsafe.Pointer) (result t.MojoResult)
+}