0.4.4/experiments/try_runlen.c

/*
 *  Copyright (C) 2004  Anders Gavare.  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright  
 *     notice, this list of conditions and the following disclaimer in the 
 *     documentation and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE   
 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE.
 *
 *
 *  $Id: try_runlen.c,v 1.4 2005/01/09 01:55:27 debug Exp $
 *
 *  Run length test.
 *  This program takes a text file of the following format as input:
 *
 *      8003005c
 *      80030060
 *      80030064
 *      80030068
 *      8003006c
 *      80030070
 *      8013f740
 *      8013f744
 *      8013f748
 *      8013f74c
 *
 *  and returns the number of successive instructions in a block. Using
 *  the example above, the output would be:
 *
 *      6
 *      4
 */

#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <string.h>


int main(int argc, char *argv[])
{
        FILE *f;
        long long addr = 1;     /*  Magic number 1  */
        long long newaddr;
        char buf[100];
        int count;

        if (argc < 2) {
                fprintf(stderr, "usage: %s inputfile\n", argv[0]);
                exit(1);
        }

        f = fopen(argv[1], "r");
        if (f == NULL) {
                perror(argv[1]);
                exit(1);
        }

        count = 0;
        buf[0] = '0';
        buf[1] = 'x';

        while (!feof(f)) {
                buf[2] = buf[sizeof(buf)-1] = 0;
                fgets(buf + 2, sizeof(buf) - 2, f);

                /*  printf("buf = '%s'\n", buf);  */

                if (strlen(buf) < 4)
                        break;

                newaddr = strtoull(buf, NULL, 0);
                if (addr != 1 && newaddr != addr + 4) {
                        printf("%i\n", count);
                        count = 0;
                }
                count ++;

                addr = newaddr;
        }

        /*  Print the length of the last block:  */
        printf("%i\n", count);

        return 0;
}

1	dpavlin	2	/*
2			* Copyright (C) 2004 Anders Gavare. All rights reserved.
3			*
4			* Redistribution and use in source and binary forms, with or without
5			* modification, are permitted provided that the following conditions are met:
6			*
7			* 1. Redistributions of source code must retain the above copyright
8			* notice, this list of conditions and the following disclaimer.
9			* 2. Redistributions in binary form must reproduce the above copyright
10			* notice, this list of conditions and the following disclaimer in the
11			* documentation and/or other materials provided with the distribution.
12			* 3. The name of the author may not be used to endorse or promote products
13			* derived from this software without specific prior written permission.
14			*
15			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16			* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17			* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18			* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19			* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20			* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21			* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22			* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23			* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24			* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25			* SUCH DAMAGE.
26			*
27			*
28			* $Id: try_runlen.c,v 1.4 2005/01/09 01:55:27 debug Exp $
29			*
30			* Run length test.
31			* This program takes a text file of the following format as input:
32			*
33			* 8003005c
34			* 80030060
35			* 80030064
36			* 80030068
37			* 8003006c
38			* 80030070
39			* 8013f740
40			* 8013f744
41			* 8013f748
42			* 8013f74c
43			*
44			* and returns the number of successive instructions in a block. Using
45			* the example above, the output would be:
46			*
47			* 6
48			* 4
49			*/
50
51			#include <stdio.h>
52			#include <stdlib.h>
53			#include <limits.h>
54			#include <string.h>
55
56
57			int main(int argc, char *argv[])
58			{
59			FILE *f;
60			long long addr = 1; /* Magic number 1 */
61			long long newaddr;
62			char buf[100];
63			int count;
64
65			if (argc < 2) {
66			fprintf(stderr, "usage: %s inputfile\n", argv[0]);
67			exit(1);
68			}
69
70			f = fopen(argv[1], "r");
71			if (f == NULL) {
72			perror(argv[1]);
73			exit(1);
74			}
75
76			count = 0;
77			buf[0] = '0';
78			buf[1] = 'x';
79
80			while (!feof(f)) {
81			buf[2] = buf[sizeof(buf)-1] = 0;
82			fgets(buf + 2, sizeof(buf) - 2, f);
83
84			/* printf("buf = '%s'\n", buf); */
85
86			if (strlen(buf) < 4)
87			break;
88
89			newaddr = strtoull(buf, NULL, 0);
90			if (addr != 1 && newaddr != addr + 4) {
91			printf("%i\n", count);
92			count = 0;
93			}
94			count ++;
95
96			addr = newaddr;
97			}
98
99			/* Print the length of the last block: */
100			printf("%i\n", count);
101
102			return 0;
103			}
104