64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/* A simple growing buffer for GDB.
|
|
|
|
Copyright (C) 2009-2012 Free Software Foundation, Inc.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef BUFFER_H
|
|
#define BUFFER_H
|
|
|
|
#include <stddef.h>
|
|
#include <string.h>
|
|
#include "ansidecl.h"
|
|
|
|
struct buffer
|
|
{
|
|
char *buffer;
|
|
size_t buffer_size; /* allocated size */
|
|
size_t used_size; /* actually used size */
|
|
};
|
|
|
|
/* Append DATA of size SIZE to the end of BUFFER. Grows the buffer to
|
|
accommodate the new data. */
|
|
void buffer_grow (struct buffer *buffer, const char *data, size_t size);
|
|
|
|
/* Release any memory held by BUFFER. */
|
|
void buffer_free (struct buffer *buffer);
|
|
|
|
/* Initialize BUFFER. BUFFER holds no memory afterwards. */
|
|
void buffer_init (struct buffer *buffer);
|
|
|
|
/* Return a pointer into BUFFER data, effectivelly transfering
|
|
ownership of the buffer memory to the caller. Calling buffer_free
|
|
afterwards has no effect on the returned data. */
|
|
char* buffer_finish (struct buffer *buffer);
|
|
|
|
/* Simple printf to buffer function. Current implemented formatters:
|
|
%s - grow an xml escaped text in BUFFER.
|
|
%d - grow an signed integer in BUFFER.
|
|
%u - grow an unsigned integer in BUFFER.
|
|
%x - grow an unsigned integer formatted in hexadecimal in BUFFER.
|
|
%o - grow an unsigned integer formatted in octal in BUFFER. */
|
|
void buffer_xml_printf (struct buffer *buffer, const char *format, ...)
|
|
ATTRIBUTE_PRINTF (2, 3);
|
|
|
|
#define buffer_grow_str(BUFFER,STRING) \
|
|
buffer_grow (BUFFER, STRING, strlen (STRING))
|
|
#define buffer_grow_str0(BUFFER,STRING) \
|
|
buffer_grow (BUFFER, STRING, strlen (STRING) + 1)
|
|
|
|
#endif
|