Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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84 lines
3.4 KiB
84 lines
3.4 KiB
2 years ago
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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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#ifndef UPB_ARRAY_H_
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#define UPB_ARRAY_H_
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#include "google/protobuf/descriptor.upb.h"
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#include "upb/message_value.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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/* Creates a new array on the given arena that holds elements of this type. */
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upb_Array* upb_Array_New(upb_Arena* a, upb_CType type);
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/* Returns the size of the array. */
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size_t upb_Array_Size(const upb_Array* arr);
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/* Returns the given element, which must be within the array's current size. */
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upb_MessageValue upb_Array_Get(const upb_Array* arr, size_t i);
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/* Sets the given element, which must be within the array's current size. */
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void upb_Array_Set(upb_Array* arr, size_t i, upb_MessageValue val);
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/* Appends an element to the array. Returns false on allocation failure. */
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bool upb_Array_Append(upb_Array* array, upb_MessageValue val, upb_Arena* arena);
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/* Moves elements within the array using memmove(). Like memmove(), the source
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* and destination elements may be overlapping. */
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void upb_Array_Move(upb_Array* array, size_t dst_idx, size_t src_idx,
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size_t count);
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/* Inserts one or more empty elements into the array. Existing elements are
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* shifted right. The new elements have undefined state and must be set with
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* `upb_Array_Set()`.
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* REQUIRES: `i <= upb_Array_Size(arr)` */
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bool upb_Array_Insert(upb_Array* array, size_t i, size_t count,
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upb_Arena* arena);
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/* Deletes one or more elements from the array. Existing elements are shifted
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* left.
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* REQUIRES: `i + count <= upb_Array_Size(arr)` */
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void upb_Array_Delete(upb_Array* array, size_t i, size_t count);
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/* Changes the size of a vector. New elements are initialized to empty/0.
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* Returns false on allocation failure. */
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bool upb_Array_Resize(upb_Array* array, size_t size, upb_Arena* arena);
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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_ARRAY_H_ */
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