trespond.c - plan9port - [fork] Plan 9 from user space
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       ---
       trespond.c (470B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 #include <auth.h>
            4 
            5 void
            6 usage(void)
            7 {
            8         fprint(2, "usage: auth/respond 'params' chal\n");
            9         exits("usage");
           10 }
           11 
           12 void
           13 main(int argc, char **argv)
           14 {
           15         char buf[128];
           16         int n;
           17 
           18         ARGBEGIN{
           19         default:
           20                 usage();
           21         }ARGEND
           22 
           23         if(argc != 2)
           24                 usage();
           25 
           26         memset(buf, 0, sizeof buf);
           27         n = auth_respond(argv[1], strlen(argv[1]), buf, sizeof buf-1, auth_getkey, "%s", argv[0]);
           28         if(n < 0)
           29                 sysfatal("auth_respond: %r");
           30         write(1, buf, n);
           31         print("\n");
           32 }