tp1
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@@ -22,15 +22,16 @@ int main(int argc, char *argv[])
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fd_in = open(argv[1],O_RDONLY);
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fd_out = open(argv[2],O_WRONLY|O_TRUNC|O_CREAT,0600);
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w = (unsigned char)strtol(argv[3],NULL,0);
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f = ; // TODO
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while(1){
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ssize_t nb = read(fd_in,&buf,1);
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if (nb <=0)
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break;
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buf ^= w;
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write(fd_out,&buf,1);
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w=next(w,f);
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// TODO
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}
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return 0;
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}
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