mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-29 00:31:52 +00:00
33 lines
848 B
C
33 lines
848 B
C
/* code by qkumba */
|
|
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
|
|
int main(int argc, char **argv) {
|
|
|
|
int i = 0;
|
|
int e = 0,filesize;
|
|
unsigned char in[1024];
|
|
unsigned char enc[1024];
|
|
|
|
printf("1REM");
|
|
filesize=read(0,in,1024);
|
|
do {
|
|
enc[e++] = ((in[i + 2] & 3) << 4) +
|
|
((in[i + 1] & 3) << 2) + (in[i + 0] & 3) + 32;
|
|
if (i<filesize) printf("%c",(in[i + 0] >> 2) + 32);
|
|
if (i + 1 < filesize) printf("%c",(in[i + 1] >> 2) + 32);
|
|
if (i + 2 < filesize) printf("%c",(in[i + 2] >> 2) + 32);
|
|
} while ((i += 3) < filesize);
|
|
enc[e]=0;
|
|
|
|
printf("%s\n",enc);
|
|
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",
|
|
filesize,2054+filesize);
|
|
|
|
// note, peek/poke truncate?
|
|
//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:&
|
|
|
|
return 0;
|
|
}
|