diff options
Diffstat (limited to 'qa/src/mkbadlen')
| -rwxr-xr-x | qa/src/mkbadlen | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/qa/src/mkbadlen b/qa/src/mkbadlen new file mode 100755 index 0000000..c77b3b2 --- /dev/null +++ b/qa/src/mkbadlen @@ -0,0 +1,110 @@ +#!/bin/sh +# +# Recipes for making badlen-* family of archives. +# +# Every one is based on a version of foo, with binary editing using +# bvi (or similar) and cut-n-paste with dd. + +tmp=/var/tmp/$$ +trap "rm -f $tmp.*; exit 0" 0 1 2 3 15 + +# Set up for a new badlen-X archive +# +X=0 +while true +do + [ ! -f badlen-$X.index ] && break + X=`expr $X + 1` + if [ $X -eq 100 ] + then + echo "Botch: all archives badlen-0...badlen-99 already exist?" + exit 1 + fi +done +if [ $X -eq 0 ] +then + cp foo.0 badlen-0.0 + cp foo.meta badlen-0.meta + cp foo.index badlen-0.index + X=1 +fi + +ln badlen-0.meta badlen-$X.meta +ln badlen-0.index badlen-$X.index + +case $X +in + 1) # Trailer len of first pmResult smaller than header len. + cp foo.0 badlen-$X.0 + echo '263s\\.\\80\\' >$tmp.ex + ;; + + 2) # Data file truncated just before first trailer record ... 132 + # bytes for label and 128 (4 bytes short) for first data record. + dd if=badlen-0.0 of=badlen-$X.0 bs=1 count=260 + ;; + + 3) # Data file truncated mid way thru first pmResult ... 132 bytes for + # label and 120 (12 bytes short) for first partial data record. + dd if=badlen-0.0 of=badlen-$X.0 bs=1 count=252 + ;; + + 4) # Empty data file + echo >badlen-$X.0 + ;; + + 5) # Short label record (42 bytes, not 132) + dd if=badlen-0.0 of=badlen-$X.0 bs=1 count=42 + ;; + + 6) # Label header len 64 not 132 as expected + cp foo.0 badlen-$X.0 + echo '3s\\.\\40\\' >$tmp.ex + ;; + + 7) # Label trailer len 64 not 132 as expected + cp foo.0 badlen-$X.0 + echo '131s\\.\\40\\' >$tmp.ex + ;; + + 8) # Label bad PM_LOG_VER + cp foo.0 badlen-$X.0 + echo '7s\\.\\FF\\' >$tmp.ex + ;; + + 9) # Truncated metadata file + cp foo.0 badlen-$X.0 + cp foo.index badlen-$X.index + rm -f badlen-$X.meta + dd if=foo.meta of=badlen-$X.meta bs=1 count=840 + ;; + + 10) # Data file truncated in trailer of label record + dd if=badlen-0.0 of=badlen-$X.0 bs=1 count=131 + ;; + + 11) # Data file truncated in header of first pmResult + dd if=badlen-0.0 of=badlen-$X.0 bs=1 count=133 + ;; + +esac + +if [ -f $tmp.ex ] +then + echo 'w' >>$tmp.ex + echo 'q' >>$tmp.ex + + if which bvi >/dev/null 2>&1 + then + bvi -f $tmp.ex badlen-$X.0 + else + echo "bvi not installed" + echo "Need to apply the equivalent of this binary editing to badlen-$X.0" + cat $tmp.ex + fi +fi + +echo "badlen-$X created." + +exit + |