76 lines
1.6 KiB
C
76 lines
1.6 KiB
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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/* Portions of this file are Copyright (C) 2015-2018 Giacomo Tesio <giacomo@tesio.it>
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* See /doc/license/gpl-2.0.txt for details about the licensing.
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*/
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/* Portions of this file are Copyright (C) 9front's team.
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* See /doc/license/9front-mit for details about the licensing.
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* See http://git.9front.org/plan9front/plan9front/HEAD/info.html for a list of authors.
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*/
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#include <u.h>
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#include <lib9.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/rsa2ssh [-2] [-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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RSApriv *k;
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int ssh2;
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char *comment;
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fmtinstall('B', mpfmt);
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fmtinstall('[', encodefmt);
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ssh2 = 0;
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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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case '2':
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ssh2 = 1;
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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 = getrsakey(argc, argv, 0, nil)) == nil)
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sysfatal("%r");
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if(ssh2) {
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uint8_t buf[8192], *p;
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p = buf;
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p = put4(p, 7);
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p = putn(p, "ssh-rsa", 7);
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p = putmp2(p, k->pub.ek);
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p = putmp2(p, k->pub.n);
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print("ssh-rsa %.*[ %s\n", (int)(p-buf), buf, comment);
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} else {
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print("%d %.10B %.10B %s\n", mpsignif(k->pub.n), k->pub.ek, k->pub.n, comment);
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}
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exits(nil);
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}
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