mirror of
https://github.com/9fans/plan9port.git
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47 lines
771 B
C
47 lines
771 B
C
#include <u.h>
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#include <libc.h>
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#include <libsec.h>
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#include <authsrv.h>
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void
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usage(void)
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{
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fprint(2, "usage: netkey\n");
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exits("usage");
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}
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void
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main(int argc, char *argv[])
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{
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char *chal, *pass, buf[32], key[DESKEYLEN];
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char *s;
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int n;
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ARGBEGIN{
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default:
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usage();
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}ARGEND
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if(argc)
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usage();
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s = getenv("service");
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if(s && strcmp(s, "cpu") == 0){
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fprint(2, "netkey must not be run on the cpu server\n");
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exits("boofhead");
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}
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pass = readcons("password", nil, 1);
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if(pass == nil)
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sysfatal("reading password: %r");
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passtokey(key, pass);
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for(;;){
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chal = readcons("challenge", nil, 0);
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if(chal == nil || *chal == 0)
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exits(nil);
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n = strtol(chal, 0, 10);
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sprint(buf, "%d", n);
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netcrypt(key, buf);
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print("response: %s\n", buf);
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}
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}
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