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#!/usr/bin/perl
$read_hreg_reg = "EDX";
$read_value_reg = "EAX";
$write_hreg_reg = "EDX";
$write_value_reg = "EAX";
open(F, "<$ARGV[0]");
while (<F>) {
s/EIP=[0-9A-F]+:([0-9A-F]+)/$sr{$1} = 1/e;
@sra = keys(%sr);
if ($#sra > 0) {
break;
}
}
@sra = sort @sra;
print $#sra, "\n";
$read = $sra[0];
$write = $sra[1];
if ($#sra == 0) {
$write = $sra[0];
$read = 0;
}
close(F);
open(F, "<$ARGV[0]");
while (<F>) {
if (/Break/) {
$break =1;
$op = "";
next;
}
if (/GS/) {
$break = 0;
if ($ip eq $write) {
print "Write 0x", sprintf("%x", $regs{$write_value_reg}),
" to register 0x", sprintf("%x", $regs{$write_hreg_reg}), "\n";
}
if ($ip eq $read) {
print "Read 0x", sprintf("%x", $regs{$read_value_reg}),
" from register 0x", sprintf("%x", $regs{$read_hreg_reg}), "\n";
}
next;
}
if ($break) {
s/EIP=[0-9A-F]+:([0-9A-F]+)/$ip = $1/e;
s/(E[ABCD]X)=([0-9A-F]+)/$regs{$1} = hex($2)/eg;
if (/^:/) {
print;
}
}
}
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