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Diffstat (limited to 'src/core/ext/client_config/client_channel.h')
-rw-r--r-- | src/core/ext/client_config/client_channel.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/core/ext/client_config/client_channel.h b/src/core/ext/client_config/client_channel.h new file mode 100644 index 0000000000..1e47ad34ad --- /dev/null +++ b/src/core/ext/client_config/client_channel.h @@ -0,0 +1,63 @@ +/* + * + * Copyright 2015, 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_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H +#define GRPC_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H + +#include "src/core/ext/client_config/resolver.h" +#include "src/core/lib/channel/channel_stack.h" + +/* A client channel is a channel that begins disconnected, and can connect + to some endpoint on demand. If that endpoint disconnects, it will be + connected to again later. + + Calls on a disconnected client channel are queued until a connection is + established. */ + +extern const grpc_channel_filter grpc_client_channel_filter; + +/* post-construction initializer to let the client channel know which + transport setup it should cancel upon destruction, or initiate when it needs + a connection */ +void grpc_client_channel_set_resolver(grpc_exec_ctx *exec_ctx, + grpc_channel_stack *channel_stack, + grpc_resolver *resolver); + +grpc_connectivity_state grpc_client_channel_check_connectivity_state( + grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect); + +void grpc_client_channel_watch_connectivity_state( + grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset, + grpc_connectivity_state *state, grpc_closure *on_complete); + +#endif /* GRPC_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H */ |