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70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/*
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* Unicode routines for use inside the server
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*
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* Copyright (C) 1999 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <ctype.h>
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#include <stdio.h>
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#include "unicode.h"
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/* dump a Unicode string with proper escaping */
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int dump_strW( const WCHAR *str, size_t len, FILE *f, const char escape[2] )
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{
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static const char escapes[32] = ".......abtnvfr.............e....";
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char buffer[256];
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char *pos = buffer;
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int count = 0;
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for (; len; str++, len--)
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{
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if (pos > buffer + sizeof(buffer) - 8)
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{
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fwrite( buffer, pos - buffer, 1, f );
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count += pos - buffer;
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pos = buffer;
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}
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if (*str > 127) /* hex escape */
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{
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if (len > 1 && str[1] < 128 && isxdigit((char)str[1]))
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pos += sprintf( pos, "\\x%04x", *str );
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else
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pos += sprintf( pos, "\\x%x", *str );
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continue;
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}
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if (*str < 32) /* octal or C escape */
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{
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if (!*str && len == 1) continue; /* do not output terminating NULL */
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if (escapes[*str] != '.')
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pos += sprintf( pos, "\\%c", escapes[*str] );
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else if (len > 1 && str[1] >= '0' && str[1] <= '7')
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pos += sprintf( pos, "\\%03o", *str );
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else
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pos += sprintf( pos, "\\%o", *str );
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continue;
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}
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if (*str == '\\' || *str == escape[0] || *str == escape[1]) *pos++ = '\\';
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*pos++ = *str;
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}
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fwrite( buffer, pos - buffer, 1, f );
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count += pos - buffer;
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return count;
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}
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