00001 /* 00002 * Copyright (C) 2001-2003 by egnite Software GmbH. All rights reserved. 00003 * 00004 * Redistribution and use in source and binary forms, with or without 00005 * modification, are permitted provided that the following conditions 00006 * are met: 00007 * 00008 * 1. Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * 2. Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * 3. Neither the name of the copyright holders nor the names of 00014 * contributors may be used to endorse or promote products derived 00015 * from this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS 00018 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00019 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00020 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE 00021 * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00022 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00023 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 00024 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00025 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00026 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 00027 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 00028 * SUCH DAMAGE. 00029 * 00030 * For additional information see http://www.ethernut.de/ 00031 * 00032 */ 00033 00034 /* 00035 * $Log$ 00036 * Revision 1.5 2009/01/17 11:26:38 haraldkipp 00037 * Getting rid of two remaining BSD types in favor of stdint. 00038 * Replaced 'u_int' by 'unsinged int' and 'uptr_t' by 'uintptr_t'. 00039 * 00040 * Revision 1.4 2006/05/05 15:43:07 freckle 00041 * Fixes for bugs #1477658 and #1477676 00042 * 00043 * Revision 1.3 2004/03/16 16:48:27 haraldkipp 00044 * Added Jan Dubiec's H8/300 port. 00045 * 00046 * Revision 1.2 2003/07/20 16:53:02 haraldkipp 00047 * Bugfix: sscanf is now working. 00048 * 00049 * Revision 1.1.1.1 2003/05/09 14:40:35 haraldkipp 00050 * Initial using 3.2.1 00051 * 00052 * Revision 1.1 2003/02/04 17:49:09 harald 00053 * *** empty log message *** 00054 * 00055 */ 00056 00057 #include "nut_io.h" 00058 00059 #include <string.h> 00060 #include <io.h> 00061 00066 00067 static int _sgetb(int fd, void *buffer, size_t count) 00068 { 00069 char **spp = (char **) ((uintptr_t) fd); 00070 char *dst = (char*) buffer; 00071 size_t result = 0; 00072 00073 while( count > 0 && **spp != 0) { 00074 *dst++ = *(*spp)++; // increment not spp but *spp 00075 count--; 00076 result++; 00077 } 00078 00079 return result; 00080 } 00081 00095 int vsscanf(CONST char *string, CONST char *fmt, va_list ap) 00096 { 00097 /* Bugfix kindly provided by Tomasz Niewegowski. */ 00098 CONST char *ptr = string; 00099 00100 return _getf(_sgetb, (int) ((uintptr_t) &ptr), fmt, ap); 00101 } 00102