dsa2pub.c 668 B

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  1. #include <u.h>
  2. #include <libc.h>
  3. #include <auth.h>
  4. #include <mp.h>
  5. #include <libsec.h>
  6. #include "rsa2any.h"
  7. void
  8. usage(void)
  9. {
  10. fprint(2, "usage: auth/dsa2pub [file]\n");
  11. exits("usage");
  12. }
  13. void
  14. main(int argc, char **argv)
  15. {
  16. DSApriv *key;
  17. Attr *a;
  18. char *s;
  19. fmtinstall('A', _attrfmt);
  20. fmtinstall('B', mpfmt);
  21. quotefmtinstall();
  22. ARGBEGIN{
  23. default:
  24. usage();
  25. }ARGEND
  26. if(argc > 1)
  27. usage();
  28. if((key = getdsakey(argc, argv, 0, &a)) == nil)
  29. sysfatal("%r");
  30. s = smprint("key %A p=%B q=%B alpha=%B key=%B\n",
  31. a,
  32. key->pub.p, key->pub.q, key->pub.alpha, key->pub.key);
  33. if(s == nil)
  34. sysfatal("smprint: %r");
  35. write(1, s, strlen(s));
  36. exits(nil);
  37. }