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affstats.cpp
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affstats.cpp
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/*
* afstats.cpp:
*
* print specific statistics about one or more AFF files.
* Ideally, we can get the stats from the metadata, but this program will
* calculate it if necessary.
*/
/*
* Copyright (c) 2005
* Simson L. Garfinkel and Basis Technology, Inc.
* All rights reserved.
*
* This code is derrived from software contributed by
* Simson L. Garfinkel
*
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Simson L. Garfinkel
* and Basis Technology Corp.
* 4. Neither the name of Simson Garfinkel, Basis Technology, or other
* contributors to this program may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY SIMSON GARFINKEL, BASIS TECHNOLOGY,
* 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 SIMSON GARFINKEL, BAIS TECHNOLOGy,
* 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.
*/
#include "affconfig.h"
#include "afflib.h"
#include "afflib_i.h"
#include <openssl/md5.h>
#include <openssl/sha.h>
#include <zlib.h>
#include <assert.h>
#ifdef HAVE_ERR_H
#include <err.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_TERM_H
#include <term.h>
#endif
#ifdef HAVE_NCURSES_TERM_H
#include <ncurses/term.h>
#endif
#ifdef HAVE_NCURSES_H
#include <ncurses.h>
#endif
#ifdef WIN32
#include "unix4win32.h"
#include <malloc.h>
#endif
const char *progname = "afstats";
int opt_m = 0;
void usage()
{
printf("%s version %s\n\n",progname,PACKAGE_VERSION);
printf("usage: %s [options] infile(s)\n",progname);
printf(" -m = print all output in megabytes\n");
printf(" -v = Just print the version number and exit.\n");
exit(0);
}
void title()
{
printf("fname\tbytes\tcompressed\n");
}
void print_size(uint64_t s)
{
if(opt_m){
printf("%u",(unsigned int)(s/(1024*1024)));
return;
}
printf("%"I64u,s);
}
void afstats_title()
{
printf("Name\tAF_IMAGESIZE\tCompressed\tUncompressed\tBlank\tBad\n");
}
void afstats(const char *fname)
{
AFFILE *af = af_open(fname,O_RDONLY,0);
if(!af) af_err(1,"af_open(%s)",fname);
printf("%s\t",fname);
long unsigned int segsize=0;
int64_t imagesize=0;
int64_t blanksectors=0;
int64_t badsectors=0;
af_get_segq(af,AF_IMAGESIZE,&imagesize);
if(af_get_seg(af,AF_PAGESIZE,&segsize,0,0)){
af_get_seg(af,AF_SEGSIZE_D,&segsize,0,0); // check for oldstype
}
af_get_segq(af,AF_BADSECTORS,&badsectors);
af_get_segq(af,AF_BLANKSECTORS,&blanksectors);
print_size(imagesize);
printf("\t");
fflush(stdout);
int64_t compressed_bytes = 0;
int64_t uncompressed_bytes = 0;
/* Now read through all of the segments and count the number of
* data segments. We know the uncompressed size...
*/
af_rewind_seg(af);
char segname[AF_MAX_NAME_LEN+1];
size_t datalen;
while(af_get_next_seg(af,segname,sizeof(segname),0,0,&datalen)==0){
int64_t page_num = af_segname_page_number(segname);
if(page_num>=0){
compressed_bytes += datalen;
uncompressed_bytes += segsize;
}
}
if(uncompressed_bytes > imagesize) uncompressed_bytes = imagesize;
print_size(compressed_bytes);
printf("\t");
print_size(uncompressed_bytes);
printf(" %"I64d" %"I64d,blanksectors,badsectors);
putchar('\n');
}
int main(int argc,char **argv)
{
int ch;
while ((ch = getopt(argc, argv, "mh?V")) != -1) {
switch (ch) {
case 'm':
opt_m = 1;
break;
case 'h':
case '?':
default:
usage();
break;
case 'V':
printf("%s version %s\n",progname,PACKAGE_VERSION);
exit(0);
}
}
argc -= optind;
argv += optind;
if(argc<1){
usage();
}
/* Each argument is now a file. Process each one */
afstats_title();
while(*argv){
afstats(*argv++);
argc--;
}
exit(0);
}

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