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Last change
on this file was
80,
checked in by Sam Hocevar, 15 years ago
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- Adding the Golgotha source code. Not sure what's going to be interesting
in there, but since it's all public domain, there's certainly stuff to
pick up.
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File size:
830 bytes
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| 1 | /********************************************************************** <BR>
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| 2 | This file is part of Crack dot Com's free source code release of
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| 3 | Golgotha. <a href="http://www.crack.com/golgotha_release"> <BR> for
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| 4 | information about compiling & licensing issues visit this URL</a>
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| 5 | <PRE> If that doesn't help, contact Jonathan Clark at
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| 6 | golgotha_source@usa.net (Subject should have "GOLG" in it)
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| 7 | ***********************************************************************/
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| 8 |
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| 9 | #include "string/str_checksum.hh"
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| 10 |
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| 11 | w32 i4_str_checksum(const i4_const_str &str)
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| 12 | {
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| 13 | i4_const_str::iterator i=str.begin();
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| 14 |
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| 15 | int len=str.length();
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| 16 |
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| 17 | w8 c1=0,c2=0,c3=0,c4=0;
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| 18 |
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| 19 | while (len)
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| 20 | {
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| 21 | c1+=i.get().value();
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| 22 | c2+=c1;
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| 23 | c3+=c2;
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| 24 | c4+=c3;
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| 25 | ++i;
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| 26 | len--;
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| 27 | }
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| 28 |
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| 29 | return (c1|(c2<<8)|(c3<<16)|(c4<<24));
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| 30 | }
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