1 files changed, 73 insertions, 0 deletions
diff --git a/src/core/surface/call.h b/src/core/surface/call.h
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+++ b/src/core/surface/call.h
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+/*
+ *
+ * Copyright 2014, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef __GRPC_INTERNAL_SURFACE_CALL_H__
+#define __GRPC_INTERNAL_SURFACE_CALL_H__
+
+#include "src/core/channel/channel_stack.h"
+#include "src/core/channel/metadata_buffer.h"
+#include <grpc/grpc.h>
+
+grpc_call *grpc_call_create(grpc_channel *channel,
+                            const void *server_transport_data);
+
+void grpc_call_internal_ref(grpc_call *call);
+void grpc_call_internal_unref(grpc_call *call);
+
+/* Helpers for grpc_client, grpc_server filters to publish received data to
+   the completion queue/surface layer */
+void grpc_call_recv_metadata(grpc_call_element *surface_element,
+                             grpc_call_op *op);
+void grpc_call_recv_message(
+    grpc_call_element *surface_element, grpc_byte_buffer *message,
+    void (*on_finish)(void *user_data, grpc_op_error error), void *user_data);
+void grpc_call_recv_finish(grpc_call_element *surface_element,
+                           int is_full_close);
+
+void grpc_call_execute_op(grpc_call *call, grpc_call_op *op);
+
+/* Called when it's known that the initial batch of metadata is complete on the
+   client side (must not be called on the server) */
+void grpc_call_client_initial_metadata_complete(
+    grpc_call_element *surface_element);
+
+void grpc_call_set_deadline(grpc_call_element *surface_element,
+                            gpr_timespec deadline);
+
+/* Given the top call_element, get the call object. */
+grpc_call *grpc_call_from_top_element(grpc_call_element *surface_element);
+
+/* Get the metadata buffer. */
+grpc_metadata_buffer *grpc_call_get_metadata_buffer(grpc_call *call);
+
+#endif  /* __GRPC_INTERNAL_SURFACE_CALL_H__ */