+ %cstring_input_binary(const char *STRING, unsigned LENGTH);
+ void
+ transfer_inline_write(struct pipe_resource *resource,
+ struct pipe_subresource *sr,
+ unsigned usage,
+ const struct pipe_box *box,
+ const char *STRING, unsigned LENGTH,
+ unsigned stride,
+ unsigned slice_stride)
+ {
+ struct pipe_context *pipe = $self->pipe;
+
+ pipe->transfer_inline_write(pipe, resource, *sr, usage, box, STRING, stride, slice_stride);
+ }
+
+ %cstring_output_allocate_size(char **STRING, int *LENGTH, free(*$1));
+ void buffer_read(struct pipe_resource *buffer,
+ char **STRING, int *LENGTH)
+ {
+ struct pipe_context *pipe = $self->pipe;
+
+ assert(buffer->target == PIPE_BUFFER);
+
+ *LENGTH = buffer->width0;
+ *STRING = (char *) malloc(buffer->width0);
+ if(!*STRING)
+ return;
+
+ pipe_buffer_read(pipe, buffer, 0, buffer->width0, *STRING);
+ }
+
+ void buffer_write(struct pipe_resource *buffer,
+ const char *STRING, unsigned LENGTH, unsigned offset = 0)
+ {
+ struct pipe_context *pipe = $self->pipe;
+
+ assert(buffer->target == PIPE_BUFFER);
+
+ if(offset > buffer->width0)
+ SWIG_exception(SWIG_ValueError, "offset must be smaller than buffer size");
+
+ if(offset + LENGTH > buffer->width0)
+ SWIG_exception(SWIG_ValueError, "data length must fit inside the buffer");
+
+ pipe_buffer_write(pipe, buffer, offset, LENGTH, STRING);
+
+fail:
+ return;
+ }
+