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/*
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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"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL Google LLC BE LIABLE FOR ANY DIRECT,
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* 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 "upb/mem/arena.h"
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// Must be last.
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#include "upb/port/def.inc"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void upb_Message;
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/* For users these are opaque. They can be obtained from
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* upb_MessageDef_MiniTable() but users cannot access any of the members. */
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typedef struct upb_MiniTable upb_MiniTable;
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/* Creates a new message with the given mini_table on the given arena. */
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upb_Message* upb_Message_New(const upb_MiniTable* mini_table, upb_Arena* arena);
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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_Message_AddUnknown(upb_Message* 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_Message_GetUnknown(const upb_Message* msg, size_t* len);
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/* Removes partial unknown data from message. */
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void upb_Message_DeleteUnknown(upb_Message* msg, const char* data, size_t len);
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/* Returns the number of extensions present in this message. */
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size_t upb_Message_ExtensionCount(const upb_Message* msg);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#include "upb/port/undef.inc"
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#endif /* UPB_MSG_INT_H_ */
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