func (c *CGoSystem) BeginWriteData(producerHandle uint32, flags uint32) (result uint32, buf []byte) {
var buffer unsafe.Pointer
var bufferNumBytes C.uint32_t
r := C.MojoBeginWriteData(C.MojoHandle(producerHandle), &buffer, &bufferNumBytes, C.MojoWriteDataFlags(flags))
if r != C.MOJO_RESULT_OK {
return uint32(r), nil
}
return uint32(r), unsafeByteSlice(buffer, int(bufferNumBytes))
}
func (c *CGoSystem) WriteData(producerHandle uint32, buf []byte, flags uint32) (result uint32, bytesWritten uint32) {
numBytes := C.uint32_t(len(buf))
r := C.MojoWriteData(C.MojoHandle(producerHandle), unsafe.Pointer(&buf[0]), &numBytes, C.MojoWriteDataFlags(flags))
return uint32(r), uint32(numBytes)
}