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#include <u.h>
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#include <libc.h>
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#include <auth.h>
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#include <mp.h>
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#include <libsec.h>
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#include "rsa2any.h"
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void
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usage(void)
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{
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	fprint(2, "usage: auth/dsa2ssh [-c comment] [file]\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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	DSApriv *k;
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	char *comment;
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	uchar buf[8192], *p;
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	fmtinstall('B', mpfmt);
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	fmtinstall('[', encodefmt);
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	comment = "";
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	ARGBEGIN{
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	case 'c':
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		comment = EARGF(usage());
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		break;
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	default:
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		usage();
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	}ARGEND
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	if(argc > 1)
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		usage();
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	if((k = getdsakey(argc, argv, 0, nil)) == nil)
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		sysfatal("%r");
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	p = buf;
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	p = put4(p, 7);
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	p = putn(p, "ssh-dss", 7);
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	p = putmp2(p, k->pub.p);
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	p = putmp2(p, k->pub.q);
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	p = putmp2(p, k->pub.alpha);
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	p = putmp2(p, k->pub.key);
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	print("ssh-dss %.*[ %s\n", (int)(p - buf), buf, comment);
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	exits(nil);
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}