mirror of
https://github.com/curl/curl.git
synced 2024-11-21 01:16:58 +08:00
34cf40321c
A struct bufref holds a buffer pointer, a data size and a destructor. When freed or its contents are changed, the previous buffer is implicitly released by the associated destructor. The data size, although not used internally, allows binary data support. A unit test checks its handling methods: test 1661 Closes #6654
47 lines
1.8 KiB
C
47 lines
1.8 KiB
C
#ifndef HEADER_CURL_BUFREF_H
|
|
#define HEADER_CURL_BUFREF_H
|
|
/***************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* Copyright (C) 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
|
|
*
|
|
* This software is licensed as described in the file COPYING, which
|
|
* you should have received as part of this distribution. The terms
|
|
* are also available at https://curl.se/docs/copyright.html.
|
|
*
|
|
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
|
* copies of the Software, and permit persons to whom the Software is
|
|
* furnished to do so, under the terms of the COPYING file.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
***************************************************************************/
|
|
|
|
/*
|
|
* Generic buffer reference.
|
|
*/
|
|
struct bufref {
|
|
void (*dtor)(void *); /* Associated destructor. */
|
|
const unsigned char *ptr; /* Referenced data buffer. */
|
|
size_t len; /* The data size in bytes. */
|
|
#ifdef DEBUGBUILD
|
|
int signature; /* Detect API use mistakes. */
|
|
#endif
|
|
};
|
|
|
|
|
|
void Curl_bufref_init(struct bufref *br);
|
|
void Curl_bufref_set(struct bufref *br, const void *ptr, size_t len,
|
|
void (*dtor)(void *));
|
|
const unsigned char *Curl_bufref_ptr(const struct bufref *br);
|
|
size_t Curl_bufref_len(const struct bufref *br);
|
|
CURLcode Curl_bufref_memdup(struct bufref *br, const void *ptr, size_t len);
|
|
void Curl_bufref_free(struct bufref *br);
|
|
|
|
#endif
|