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/*
* DNS support
*
* Copyright 2006 Hans Leidekker
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __WINE_CONFIG_H
# error You must include config.h to use this header
#endif
static inline void *heap_alloc( SIZE_T size )
{
return HeapAlloc( GetProcessHeap(), 0, size );
}
static inline void *heap_alloc_zero( SIZE_T size )
{
return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size );
}
static inline BOOL heap_free( LPVOID mem )
{
return HeapFree( GetProcessHeap(), 0, mem );
}
static inline LPSTR dns_strdup_a( LPCSTR src )
{
LPSTR dst;
if (!src) return NULL;
dst = heap_alloc( (lstrlenA( src ) + 1) * sizeof(char) );
if (dst) lstrcpyA( dst, src );
return dst;
}
static inline char *dns_strdup_u( const char *src )
{
char *dst;
if (!src) return NULL;
dst = heap_alloc( (strlen( src ) + 1) * sizeof(char) );
if (dst) strcpy( dst, src );
return dst;
}
static inline LPWSTR dns_strdup_w( LPCWSTR src )
{
LPWSTR dst;
if (!src) return NULL;
dst = heap_alloc( (lstrlenW( src ) + 1) * sizeof(WCHAR) );
if (dst) lstrcpyW( dst, src );
return dst;
}
static inline LPWSTR dns_strdup_aw( LPCSTR str )
{
LPWSTR ret = NULL;
if (str)
{
DWORD len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
if ((ret = heap_alloc( len * sizeof(WCHAR) )))
MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
}
return ret;
}
static inline LPWSTR dns_strdup_uw( const char *str )
{
LPWSTR ret = NULL;
if (str)
{
DWORD len = MultiByteToWideChar( CP_UTF8, 0, str, -1, NULL, 0 );
if ((ret = heap_alloc( len * sizeof(WCHAR) )))
MultiByteToWideChar( CP_UTF8, 0, str, -1, ret, len );
}
return ret;
}
static inline LPSTR dns_strdup_wa( LPCWSTR str )
{
LPSTR ret = NULL;
if (str)
{
DWORD len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL );
if ((ret = heap_alloc( len )))
WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
}
return ret;
}
static inline char *dns_strdup_wu( LPCWSTR str )
{
LPSTR ret = NULL;
if (str)
{
DWORD len = WideCharToMultiByte( CP_UTF8, 0, str, -1, NULL, 0, NULL, NULL );
if ((ret = heap_alloc( len )))
WideCharToMultiByte( CP_UTF8, 0, str, -1, ret, len, NULL, NULL );
}
return ret;
}
static inline char *dns_strdup_au( LPCSTR src )
{
char *dst = NULL;
LPWSTR ret = dns_strdup_aw( src );
if (ret)
{
dst = dns_strdup_wu( ret );
heap_free( ret );
}
return dst;
}
static inline LPSTR dns_strdup_ua( const char *src )
{
LPSTR dst = NULL;
LPWSTR ret = dns_strdup_uw( src );
if (ret)
{
dst = dns_strdup_wa( ret );
heap_free( ret );
}
return dst;
}
const char *dns_type_to_str( unsigned short ) DECLSPEC_HIDDEN;
#ifdef HAVE_RESOLV
int dns_ns_initparse( const u_char *, int, ns_msg * ) DECLSPEC_HIDDEN;
int dns_ns_parserr( ns_msg *, ns_sect, int, ns_rr * ) DECLSPEC_HIDDEN;
int dns_ns_name_skip( const u_char **, const u_char * ) DECLSPEC_HIDDEN;
int dns_ns_name_uncompress( const u_char *, const u_char *, const u_char *, char *, size_t ) DECLSPEC_HIDDEN;
#endif
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