Nut/OS  4.10.3
API Reference
vsprintf_p.c
Go to the documentation of this file.
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 1.3  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 1.2  2004/03/16 16:48:27  haraldkipp
00041  * Added Jan Dubiec's H8/300 port.
00042  *
00043  * Revision 1.1.1.1  2003/05/09 14:40:35  haraldkipp
00044  * Initial using 3.2.1
00045  *
00046  * Revision 1.1  2003/02/04 17:49:09  harald
00047  * *** empty log message ***
00048  *
00049  */
00050 
00051 #include "nut_io.h"
00052 
00053 #include <string.h>
00054 #include <sys/heap.h>
00055 
00060 
00061 static int _sputb(int fd, CONST void *buffer, size_t count)
00062 {
00063     char **spp = (char **) ((uintptr_t) fd);
00064 
00065     memcpy(*spp, buffer, count);
00066     *spp += count;
00067 
00068     return count;
00069 }
00070 
00085 int vsprintf_P(char *buffer, PGM_P fmt, va_list ap)
00086 {
00087     int rc;
00088     char *rp;
00089     size_t rl;
00090 
00091     rl = strlen_P(fmt) + 1;
00092     if ((rp = NutHeapAlloc(rl)) == 0)
00093         return -1;
00094     memcpy_P(rp, fmt, rl);
00095     rc = _putf(_sputb, (int) ((uintptr_t) &buffer), rp, ap);
00096     NutHeapFree(rp);
00097     *buffer = 0;
00098 
00099     return rc;
00100 }
00101