nexmon – Blame information for rev 1

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1 office 1 /* Copyright (c) 2015, Google Inc.
2 *
3 * Permission to use, copy, modify, and/or distribute this software for any
4 * purpose with or without fee is hereby granted, provided that the above
5 * copyright notice and this permission notice appear in all copies.
6 *
7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
14  
15 #include <openssl/bio.h>
16 #include <openssl/bn.h>
17 #include <openssl/err.h>
18 #include <openssl/pem.h>
19 #include <openssl/rsa.h>
20  
21 #include "../crypto/test/scoped_types.h"
22 #include "internal.h"
23  
24  
25 static const struct argument kArguments[] = {
26 {
27 "-nprimes", kOptionalArgument,
28 "The number of primes to generate (default: 2)",
29 },
30 {
31 "-bits", kOptionalArgument,
32 "The number of bits in the modulus (default: 2048)",
33 },
34 {
35 "", kOptionalArgument, "",
36 },
37 };
38  
39 bool GenerateRSAKey(const std::vector<std::string> &args) {
40 std::map<std::string, std::string> args_map;
41  
42 if (!ParseKeyValueArguments(&args_map, args, kArguments)) {
43 PrintUsage(kArguments);
44 return false;
45 }
46  
47 unsigned bits, nprimes = 0;
48 if (!GetUnsigned(&bits, "-bits", 2048, args_map) ||
49 !GetUnsigned(&nprimes, "-nprimes", 2, args_map)) {
50 PrintUsage(kArguments);
51 return false;
52 }
53  
54 ScopedRSA rsa(RSA_new());
55 ScopedBIGNUM e(BN_new());
56 ScopedBIO bio(BIO_new_fp(stdout, BIO_NOCLOSE));
57  
58 if (!BN_set_word(e.get(), RSA_F4) ||
59 !RSA_generate_multi_prime_key(rsa.get(), bits, nprimes, e.get(), NULL) ||
60 !PEM_write_bio_RSAPrivateKey(bio.get(), rsa.get(), NULL /* cipher */,
61 NULL /* key */, 0 /* key len */,
62 NULL /* password callback */,
63 NULL /* callback arg */)) {
64 ERR_print_errors_fp(stderr);
65 return false;
66 }
67  
68 return true;
69 }