haproxy/include/common/buf.h
Willy Tarreau 506a29ac6e MINOR: buffer: switch buffer sizes and offsets to size_t
Passing unsigned ints everywhere is painful, and will cause some headache
later when we'll want to integrate better with struct ist which already
uses size_t. Let's switch buffers to use size_t instead.
2018-07-19 16:23:39 +02:00

53 lines
1.8 KiB
C

/*
* include/common/buf.h
* Simple buffer handling.
*
* Copyright (C) 2000-2018 Willy Tarreau - w@1wt.eu
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _COMMON_BUF_H
#define _COMMON_BUF_H
#include <stdint.h>
/* Structure defining a buffer's head */
struct buffer {
char *p; /* buffer's start pointer, separates in and out data */
size_t size; /* buffer size in bytes */
size_t i; /* number of input bytes pending for analysis in the buffer */
size_t o; /* number of out bytes the sender can consume from this buffer */
char data[0]; /* <size> bytes of stored data */
};
#endif /* _COMMON_BUF_H */
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* End:
*/