Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 1 | /* |
| 2 | * |
Craig Tiller | 6169d5f | 2016-03-31 07:46:18 -0700 | [diff] [blame] | 3 | * Copyright 2015, Google Inc. |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
Craig Tiller | 5aceb27 | 2016-03-31 13:50:42 -0700 | [diff] [blame] | 34 | #ifndef GRPC_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H |
| 35 | #define GRPC_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 36 | |
Craig Tiller | d4c9833 | 2016-03-31 13:45:47 -0700 | [diff] [blame] | 37 | #include "src/core/ext/client_config/resolver.h" |
Craig Tiller | 4a6dad3 | 2016-04-01 13:51:14 -0700 | [diff] [blame] | 38 | #include "src/core/lib/channel/channel_stack.h" |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 39 | |
| 40 | /* A client channel is a channel that begins disconnected, and can connect |
| 41 | to some endpoint on demand. If that endpoint disconnects, it will be |
| 42 | connected to again later. |
| 43 | |
| 44 | Calls on a disconnected client channel are queued until a connection is |
| 45 | established. */ |
| 46 | |
| 47 | extern const grpc_channel_filter grpc_client_channel_filter; |
| 48 | |
| 49 | /* post-construction initializer to let the client channel know which |
| 50 | transport setup it should cancel upon destruction, or initiate when it needs |
| 51 | a connection */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 52 | void grpc_client_channel_set_resolver(grpc_exec_ctx *exec_ctx, |
| 53 | grpc_channel_stack *channel_stack, |
| 54 | grpc_resolver *resolver); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 55 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 56 | grpc_connectivity_state grpc_client_channel_check_connectivity_state( |
| 57 | grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect); |
Craig Tiller | 48cb07c | 2015-07-15 16:16:15 -0700 | [diff] [blame] | 58 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 59 | void grpc_client_channel_watch_connectivity_state( |
Craig Tiller | 906e3bc | 2015-11-24 07:31:31 -0800 | [diff] [blame] | 60 | grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset, |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 61 | grpc_connectivity_state *state, grpc_closure *on_complete); |
Craig Tiller | 48cb07c | 2015-07-15 16:16:15 -0700 | [diff] [blame] | 62 | |
Craig Tiller | 5aceb27 | 2016-03-31 13:50:42 -0700 | [diff] [blame] | 63 | #endif /* GRPC_CORE_EXT_CLIENT_CONFIG_CLIENT_CHANNEL_H */ |