Commit 6f34b357 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont

convert_xml_special_chars: factor

parent 89d3524d
......@@ -402,47 +402,36 @@ void resolve_xml_special_chars( char *psz_value )
*/
char *convert_xml_special_chars( const char *psz_content )
{
char *psz_temp = malloc( 6 * strlen( psz_content ) + 1 );
const char *p_from = psz_content;
assert( psz_content );
const size_t len = strlen( psz_content );
char *const psz_temp = malloc( 6 * len + 1 );
char *p_to = psz_temp;
while ( *p_from )
if( psz_temp == NULL )
return NULL;
for( size_t i = 0; i < len; i++ )
{
if ( *p_from == '<' )
{
strcpy( p_to, "&lt;" );
p_to += 4;
}
else if ( *p_from == '>' )
{
strcpy( p_to, "&gt;" );
p_to += 4;
}
else if ( *p_from == '&' )
{
strcpy( p_to, "&amp;" );
p_to += 5;
}
else if( *p_from == '\"' )
{
strcpy( p_to, "&quot;" );
p_to += 6;
}
else if( *p_from == '\'' )
{
strcpy( p_to, "&#039;" );
p_to += 6;
}
else
const char *str;
char c = psz_content[i];
switch ( c )
{
*p_to = *p_from;
p_to++;
case '\"': str = "quot"; break;
case '&': str = "amp"; break;
case '\'': str = "#39"; break;
case '<': str = "lt"; break;
case '>': str = "gt"; break;
default:
*(p_to++) = c;
continue;
}
p_from++;
p_to += sprintf( p_to, "&%s;", str );
}
*p_to = '\0';
*(p_to++) = '\0';
return psz_temp;
p_to = realloc( psz_temp, p_to - psz_temp );
return p_to ? p_to : psz_temp; /* cannot fail */
}
/* Base64 encoding */
......
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