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mptest-6.c
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00001 /*
00002  *  Simple test driver for MPI library
00003  *
00004  *  Test 6: Output functions
00005  *
00006  * ***** BEGIN LICENSE BLOCK *****
00007  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00008  *
00009  * The contents of this file are subject to the Mozilla Public License Version
00010  * 1.1 (the "License"); you may not use this file except in compliance with
00011  * the License. You may obtain a copy of the License at
00012  * http://www.mozilla.org/MPL/
00013  *
00014  * Software distributed under the License is distributed on an "AS IS" basis,
00015  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00016  * for the specific language governing rights and limitations under the
00017  * License.
00018  *
00019  * The Original Code is the MPI Arbitrary Precision Integer Arithmetic library.
00020  *
00021  * The Initial Developer of the Original Code is
00022  * Michael J. Fromberger.
00023  * Portions created by the Initial Developer are Copyright (C) 1998
00024  * the Initial Developer. All Rights Reserved.
00025  *
00026  * Contributor(s):
00027  *
00028  * Alternatively, the contents of this file may be used under the terms of
00029  * either the GNU General Public License Version 2 or later (the "GPL"), or
00030  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00031  * in which case the provisions of the GPL or the LGPL are applicable instead
00032  * of those above. If you wish to allow use of your version of this file only
00033  * under the terms of either the GPL or the LGPL, and not to allow others to
00034  * use your version of this file under the terms of the MPL, indicate your
00035  * decision by deleting the provisions above and replace them with the notice
00036  * and other provisions required by the GPL or the LGPL. If you do not delete
00037  * the provisions above, a recipient may use your version of this file under
00038  * the terms of any one of the MPL, the GPL or the LGPL.
00039  *
00040  * ***** END LICENSE BLOCK ***** */
00041 /* $Id: mptest-6.c,v 1.3 2004/04/27 23:04:37 gerv%gerv.net Exp $ */
00042 
00043 #include <stdio.h>
00044 #include <stdlib.h>
00045 #include <string.h>
00046 #include <ctype.h>
00047 #include <limits.h>
00048 
00049 #include "mpi.h"
00050 
00051 void print_buf(FILE *ofp, char *buf, int len)
00052 {
00053   int ix, brk = 0;
00054 
00055   for(ix = 0; ix < len; ix++) {
00056     fprintf(ofp, "%02X ", buf[ix]);
00057 
00058     brk = (brk + 1) & 0xF;
00059     if(!brk) 
00060       fputc('\n', ofp);
00061   }
00062 
00063   if(brk)
00064     fputc('\n', ofp);
00065 
00066 }
00067 
00068 int main(int argc, char *argv[])
00069 {
00070   int       ix, size;
00071   mp_int    a;
00072   char     *buf;
00073 
00074   if(argc < 2) {
00075     fprintf(stderr, "Usage: %s <a>\n", argv[0]);
00076     return 1;
00077   }
00078 
00079   printf("Test 6: Output functions\n\n");
00080 
00081   mp_init(&a);
00082 
00083   mp_read_radix(&a, argv[1], 10);
00084 
00085   printf("\nConverting to a string:\n");
00086 
00087   printf("Rx Size Representation\n");
00088   for(ix = 2; ix <= MAX_RADIX; ix++) {
00089     size = mp_radix_size(&a, ix);
00090 
00091     buf = calloc(size, sizeof(char));
00092     mp_toradix(&a, buf, ix);
00093     printf("%2d: %3d: %s\n", ix, size, buf);
00094     free(buf);
00095 
00096   }
00097 
00098   printf("\nRaw output:\n");
00099   size = mp_raw_size(&a);
00100   buf = calloc(size, sizeof(char));
00101 
00102   printf("Size:  %d bytes\n", size);
00103 
00104   mp_toraw(&a, buf);
00105   print_buf(stdout, buf, size);
00106   free(buf);
00107   
00108   mp_clear(&a);
00109 
00110   return 0;
00111 }