Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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66 lines
2.5 KiB
66 lines
2.5 KiB
/* |
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* Copyright (c) 2009-2021, Google LLC |
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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 met: |
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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 copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* * Neither the name of Google LLC nor the |
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* names of its contributors may be used to endorse or promote products |
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* derived from 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 "AS IS" AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL Google LLC BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* 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 OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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/* |
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* Public APIs for message operations that do not require descriptors. |
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* These functions can be used even in build that does not want to depend on |
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* reflection or descriptors. |
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* |
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* Descriptor-based reflection functionality lives in reflection.h. |
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*/ |
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#ifndef UPB_MSG_H_ |
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#define UPB_MSG_H_ |
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#include <stddef.h> |
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#include "upb/upb.h" |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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typedef void upb_msg; |
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/* For users these are opaque. They can be obtained from upb_msgdef_layout() |
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* but users cannot access any of the members. */ |
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struct upb_msglayout; |
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typedef struct upb_msglayout upb_msglayout; |
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/* Adds unknown data (serialized protobuf data) to the given message. The data |
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* is copied into the message instance. */ |
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void upb_msg_addunknown(upb_msg *msg, const char *data, size_t len, |
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upb_arena *arena); |
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/* Returns a reference to the message's unknown data. */ |
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const char *upb_msg_getunknown(const upb_msg *msg, size_t *len); |
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#ifdef __cplusplus |
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} /* extern "C" */ |
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#endif |
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#endif /* UPB_MSG_INT_H_ */
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