Allow multiple threads to be polling Remove unnecessary windows stubspull/1888/head
Craig Tiller
10 years ago
parent
463f23712f
commit
0c1d27833e
15 changed files with 95 additions and 199 deletions
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_H |
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#define GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_H |
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#include <grpc/support/port_platform.h> |
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#ifdef GPR_POSIX_SOCKET |
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#include "src/core/iomgr/pollset_kick_posix.h" |
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#endif |
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#ifdef GPR_WIN32 |
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#include "src/core/iomgr/pollset_kick_windows.h" |
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#endif |
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/* This is an abstraction around the typical pipe mechanism for waking up a
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thread sitting in a poll() style call. */ |
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void grpc_pollset_kick_global_init(void); |
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void grpc_pollset_kick_global_destroy(void); |
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void grpc_pollset_kick_init(grpc_pollset_kick_state *kick_state); |
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void grpc_pollset_kick_destroy(grpc_pollset_kick_state *kick_state); |
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/* Guarantees a pure posix implementation rather than a specialized one, if
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* applicable. Intended for testing. */ |
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void grpc_pollset_kick_global_init_fallback_fd(void); |
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/* Must be called before entering poll(). If return value is -1, this consumed
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an existing kick. Otherwise the return value is an FD to add to the poll set. |
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*/ |
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int grpc_pollset_kick_pre_poll(grpc_pollset_kick_state *kick_state); |
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/* Consume an existing kick. Must be called after poll returns that the fd was
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readable, and before calling kick_post_poll. */ |
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void grpc_pollset_kick_consume(grpc_pollset_kick_state *kick_state); |
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/* Must be called after pre_poll, and after consume if applicable */ |
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void grpc_pollset_kick_post_poll(grpc_pollset_kick_state *kick_state); |
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void grpc_pollset_kick_kick(grpc_pollset_kick_state *kick_state); |
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#endif /* GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_H */ |
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/*
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
||||
* modification, are permitted provided that the following conditions are |
||||
* met: |
||||
* |
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* * 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. |
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* * 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. |
||||
* |
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* 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 |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_WINDOWS_H |
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#define GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_WINDOWS_H |
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#include <grpc/support/sync.h> |
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/* There isn't really any such thing as a pollset under Windows, due to the
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nature of the IO completion ports. */ |
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struct grpc_kick_fd_info; |
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typedef struct grpc_pollset_kick_state { |
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int unused; |
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} grpc_pollset_kick_state; |
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#endif /* GRPC_INTERNAL_CORE_IOMGR_POLLSET_KICK_WINDOWS_H */ |
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