2022-08-31 22:23:48 +08:00
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/****************************************************************************
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* libs/libc/obstack/lib_obstack_copy.c
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*
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2024-09-25 20:05:00 +08:00
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* SPDX-License-Identifier: Apache-2.0
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*
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2022-08-31 22:23:48 +08:00
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <obstack.h>
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#include <string.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: obstack_copy
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*
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* Description:
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* Allocate an object of given size with contents copied from address.
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* The same remarks regarding the allocation apply here as for
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* obstack_alloc.
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*
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* Input Parameters:
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* h: pointer to the handle to allocate an object in
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* address: pointer to the bytes to be used to initialize new object
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* size: number of bytes to allocate
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*
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****************************************************************************/
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FAR void *obstack_copy(FAR struct obstack *h,
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FAR const void *address, size_t size)
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{
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FAR void *res = obstack_alloc(h, size);
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memcpy(res, address, size);
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return res;
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}
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/****************************************************************************
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* Name: obstack_copy0
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*
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* Description:
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* Allocate an object of given size+1 with contents copied from address and
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* append null byte at the end.
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* The same remarks regarding the allocation apply here as for
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* obstack_alloc.
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*
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* Input Parameters:
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* h: pointer to the handle to allocate an object in
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* address: pointer to the bytes to be used to initialize new object
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* size: number of bytes to allocate (excluding the null byte)
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*
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****************************************************************************/
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FAR void *obstack_copy0(FAR struct obstack *h,
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FAR const void *address, size_t size)
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{
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FAR char *res = obstack_alloc(h, size + 1);
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memcpy(res, address, size);
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res[size] = '\0';
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return res;
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}
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