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/* Shared helper routines for manipulating XML.
Copyright (C) 2006-2025 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 "xml-utils.h"
/* See xml-utils.h. */
std::string
xml_escape_text (const char *text)
{
std::string result;
xml_escape_text_append (result, text);
return result;
}
/* See xml-utils.h. */
void
xml_escape_text_append (std::string &result, const char *text)
{
/* Expand the result. */
for (int i = 0; text[i] != '\0'; i++)
switch (text[i])
{
case '\'':
result += "'";
break;
case '\"':
result += """;
break;
case '&':
result += "&";
break;
case '<':
result += "<";
break;
case '>':
result += ">";
break;
default:
result += text[i];
break;
}
}
/* See xml-utils.h. */
void
string_xml_appendf (std::string &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.append (prev, f_old - prev - 1);
xml_escape_text_append (buffer, str);
prev = f + 1;
}
percent = 0;
}
else if (*f == '%')
percent = 1;
}
buffer.append (prev);
va_end (ap);
}
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