49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/*
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SlideScript - minimalistic top-down scripting language.
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(C) Copyright 2014-2022 Chris Dorman - some rights reserved (GPLv2)
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View README file supplied with this software for more details
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*/
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#include "inc/deps.h"
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#include "inc/enc.h"
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char *ss_encrypt(char *string)
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{
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int i;
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int str_len;
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str_len = strlen(string);
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i++)
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string[i] = string[i] + ENCOFFSET;
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i+=3)
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string[i] = string[i] - ENCSTEPODD;
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i+=4)
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string[i] = string[i] + ENCSTEPEVEN;
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return string;
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}
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char *ss_decrypt(char *string)
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{
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int i;
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int str_len;
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str_len = strlen(string);
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i++)
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string[i] = string[i] - ENCOFFSET;
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i+=3)
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string[i] = string[i] + ENCSTEPODD;
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for(i = 0; (i < str_len && string[i] != NULLBYTE); i+=4)
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string[i] = string[i] - ENCSTEPEVEN;
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return string;
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}
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