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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-09-28 10:47:06 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-09-28 10:47:06 +0300
commit94a20240f9d6776619d7652013bb10131ddad1fc (patch)
treee92336c72820e7c6daa8468913fbcc523968d257 /ubi-utils/old-utils/perl/ubicrc32.pl
parent351ac23f8d468b2b9bc60dfcbaacbe3d55ec11f9 (diff)
ubi-utils: remove old ubi-utils
The utilities are unmaintained for long time, and many of them do not even work, just compile, and no on complains about this. This suggests they are unused and we can now safely kill them. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'ubi-utils/old-utils/perl/ubicrc32.pl')
-rwxr-xr-xubi-utils/old-utils/perl/ubicrc32.pl74
1 files changed, 0 insertions, 74 deletions
diff --git a/ubi-utils/old-utils/perl/ubicrc32.pl b/ubi-utils/old-utils/perl/ubicrc32.pl
deleted file mode 100755
index add5f9d..0000000
--- a/ubi-utils/old-utils/perl/ubicrc32.pl
+++ /dev/null
@@ -1,74 +0,0 @@
-#!/usr/bin/perl -w
-
-# Subroutine crc32(): Calculates the CRC on a given string.
-
-{
- my @table = ();
-
- # @brief Calculate CRC32 for a given string.
- sub crc32
- {
- unless (@table) {
- # Initialize the CRC table
- my $poly = 0xEDB88320;
- @table = ();
-
- for my $i (0..255) {
- my $c = $i;
-
- for my $j (0..7) {
- $c = ($c & 1) ? (($c >> 1) ^ $poly) : ($c >> 1);
- }
- $table[$i] = $c;
- }
- }
- my $s = shift; # string to calculate the CRC for
- my $crc = shift; # CRC start value
-
- defined($crc)
- or $crc = 0xffffffff; # Default CRC start value
-
- for (my $i = 0; $i < length($s); $i++) {
- $crc = $table[($crc ^ ord(substr($s, $i, 1))) & 0xff]
- ^ ($crc >> 8);
- }
- return $crc;
- }
-}
-
-sub crc32_on_file
-{
- my $file = shift;
-
- my $crc32 = crc32('');
- my $buf = '';
- my $ret = 0;
-
- while ($ret = read($file, $buf, 8192)) {
- $crc32 = crc32($buf, $crc32);
- }
- defined($ret)
- or return undef;
- printf("0x%x\n", $crc32);
-}
-
-
-# Main routine: Calculate the CRCs on the given files and print the
-# results.
-
-{
- if (@ARGV) {
- while (my $path = shift) {
- my $file;
- open $file, "<", $path
- or die "Error opening '$path'.\n";
-
- &crc32_on_file($file)
- or die "Error reading from '$path'.\n";
- close $file;
- }
- } else {
- &crc32_on_file(\*STDIN)
- or die "Error reading from stdin.\n";
- }
-}