mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-27 02:31:00 +00:00
33 lines
848 B
C
33 lines
848 B
C
/* code by qkumba */
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#include <stdio.h>
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#include <unistd.h>
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int main(int argc, char **argv) {
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int i = 0;
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int e = 0,filesize;
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unsigned char in[1024];
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unsigned char enc[1024];
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printf("1REM");
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filesize=read(0,in,1024);
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do {
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enc[e++] = ((in[i + 2] & 3) << 4) +
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((in[i + 1] & 3) << 2) + (in[i + 0] & 3) + 32;
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if (i<filesize) printf("%c",(in[i + 0] >> 2) + 32);
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if (i + 1 < filesize) printf("%c",(in[i + 1] >> 2) + 32);
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if (i + 2 < filesize) printf("%c",(in[i + 2] >> 2) + 32);
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} while ((i += 3) < filesize);
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enc[e]=0;
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printf("%s\n",enc);
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printf("2FORI=0TO%d:C=(PEEK(%d+I/3)-32)/4^(I-INT(I/3)*3):POKE768+I,C+4*(PEEK(2054+I)-32-INT(C/4)):NEXT:CALL768\n",
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filesize,2054+filesize);
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// note, peek/poke truncate?
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//2FORI=1013TO1141:C=(PEEK(1843+I/3)-32)/4^(I-INT(I/3)*3):POKEI,C+4*(PEEK(1041+I)-32-INT(C/4)):NEXT:&
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return 0;
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}
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