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64 lines
1.8 KiB
64 lines
1.8 KiB
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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*/
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/*
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Copyright (C) 2005 Ismail Donmez <ismail@kde.org>
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*/
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//---------------------------------------------------------------------------
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// mc_blowfish.cpp
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// include header
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#include "mc_blowfish.h"
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#include "newblowfish.h"
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#include "oldblowfish1.h"
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#include <string.h>
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//---------------------------------------------------------------------------
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//---------------------------------------------------------------------------
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// Proxies for deciding which algorithm to use based on a key prefix
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// encrypt and decrypt
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char *encrypt_string(char *key, char *str)
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{
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// Note: Returned string must be freed when done with it!
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if (key!=0 && (strncmp(key,"cbc:",4)==0 || strncmp(key,"CBC:",4)==0))
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{
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// new method
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return encrypt_string_new(key+4,str);
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}
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// invoke old ecb method
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return encrypt_string_oldecb(key,str);
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}
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char *decrypt_string(char *key, char *str)
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{
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// Note: Returned string must be freed when done with it!
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if (key!=NULL && (strncmp(key,"cbc:",4)==0 || strncmp(key,"CBC:",4)==0))
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{
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// new method
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if (str[0]=='*')
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return decrypt_string_new(key+4,str+1);
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// it wasnt in cbc as expected, so use old method and warn user
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char *cp=decrypt_string_oldecb(key,str);
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char *cp2 = new char[strlen(cp)+15];
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strcpy(cp2,"ERROR_NONCBC:");
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strcat(cp2,cp);
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delete cp;
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return cp2;
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}
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// invoke old ecb method
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return decrypt_string_oldecb(key,str);
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}
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//---------------------------------------------------------------------------
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