178 lines
3.8 KiB
C++
178 lines
3.8 KiB
C++
/* A simple growing buffer for GDB.
|
|
|
|
Copyright (C) 2009-2022 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/>. */
|
|
|
|
#include "common-defs.h"
|
|
#include "xml-utils.h"
|
|
#include "buffer.h"
|
|
#include "inttypes.h"
|
|
void
|
|
buffer_grow (struct buffer *buffer, const char *data, size_t size)
|
|
{
|
|
char *new_buffer;
|
|
size_t new_buffer_size;
|
|
|
|
if (size == 0)
|
|
return;
|
|
|
|
new_buffer_size = buffer->buffer_size;
|
|
|
|
if (new_buffer_size == 0)
|
|
new_buffer_size = 1;
|
|
|
|
while (buffer->used_size + size > new_buffer_size)
|
|
new_buffer_size *= 2;
|
|
new_buffer = (char *) xrealloc (buffer->buffer, new_buffer_size);
|
|
memcpy (new_buffer + buffer->used_size, data, size);
|
|
buffer->buffer = new_buffer;
|
|
buffer->buffer_size = new_buffer_size;
|
|
buffer->used_size += size;
|
|
}
|
|
|
|
void
|
|
buffer_free (struct buffer *buffer)
|
|
{
|
|
if (!buffer)
|
|
return;
|
|
|
|
xfree (buffer->buffer);
|
|
buffer->buffer = NULL;
|
|
buffer->buffer_size = 0;
|
|
buffer->used_size = 0;
|
|
}
|
|
|
|
void
|
|
buffer_init (struct buffer *buffer)
|
|
{
|
|
memset (buffer, 0, sizeof (*buffer));
|
|
}
|
|
|
|
char*
|
|
buffer_finish (struct buffer *buffer)
|
|
{
|
|
char *ret = buffer->buffer;
|
|
buffer->buffer = NULL;
|
|
buffer->buffer_size = 0;
|
|
buffer->used_size = 0;
|
|
return ret;
|
|
}
|
|
|
|
void
|
|
buffer_xml_printf (struct buffer *buffer, const char *format, ...)
|
|
{
|
|
va_list ap;
|
|
const char *f;
|
|
const char *prev;
|
|
int percent = 0;
|
|
|
|
va_start (ap, format);
|
|
|
|
prev = format;
|
|
for (f = format; *f; f++)
|
|
{
|
|
if (percent)
|
|
{
|
|
char buf[32];
|
|
char *str = buf;
|
|
const char *f_old = f;
|
|
|
|
switch (*f)
|
|
{
|
|
case 's':
|
|
str = va_arg (ap, char *);
|
|
break;
|
|
case 'd':
|
|
sprintf (str, "%d", va_arg (ap, int));
|
|
break;
|
|
case 'u':
|
|
sprintf (str, "%u", va_arg (ap, unsigned int));
|
|
break;
|
|
case 'x':
|
|
sprintf (str, "%x", va_arg (ap, unsigned int));
|
|
break;
|
|
case 'o':
|
|
sprintf (str, "%o", va_arg (ap, unsigned int));
|
|
break;
|
|
case 'l':
|
|
f++;
|
|
switch (*f)
|
|
{
|
|
case 'd':
|
|
sprintf (str, "%ld", va_arg (ap, long));
|
|
break;
|
|
case 'u':
|
|
sprintf (str, "%lu", va_arg (ap, unsigned long));
|
|
break;
|
|
case 'x':
|
|
sprintf (str, "%lx", va_arg (ap, unsigned long));
|
|
break;
|
|
case 'o':
|
|
sprintf (str, "%lo", va_arg (ap, unsigned long));
|
|
break;
|
|
case 'l':
|
|
f++;
|
|
switch (*f)
|
|
{
|
|
case 'd':
|
|
sprintf (str, "%" PRId64,
|
|
(int64_t) va_arg (ap, long long));
|
|
break;
|
|
case 'u':
|
|
sprintf (str, "%" PRIu64,
|
|
(uint64_t) va_arg (ap, unsigned long long));
|
|
break;
|
|
case 'x':
|
|
sprintf (str, "%" PRIx64,
|
|
(uint64_t) va_arg (ap, unsigned long long));
|
|
break;
|
|
case 'o':
|
|
sprintf (str, "%" PRIo64,
|
|
(uint64_t) va_arg (ap, unsigned long long));
|
|
break;
|
|
default:
|
|
str = 0;
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
str = 0;
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
str = 0;
|
|
break;
|
|
}
|
|
|
|
if (str)
|
|
{
|
|
buffer_grow (buffer, prev, f_old - prev - 1);
|
|
std::string p = xml_escape_text (str);
|
|
buffer_grow_str (buffer, p.c_str ());
|
|
prev = f + 1;
|
|
}
|
|
percent = 0;
|
|
}
|
|
else if (*f == '%')
|
|
percent = 1;
|
|
}
|
|
|
|
buffer_grow_str (buffer, prev);
|
|
va_end (ap);
|
|
}
|
|
|