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0f113f3e | 1 | /* |
846e33c7 | 2 | * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved. |
8ce97163 | 3 | * |
846e33c7 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8ce97163 | 8 | */ |
846e33c7 | 9 | |
8ce97163 DSH |
10 | #include <stdio.h> |
11 | #include <stdlib.h> | |
12 | #include <string.h> | |
13 | #include <time.h> | |
14 | #include "apps.h" | |
15 | #include <openssl/bio.h> | |
de83c122 | 16 | #include <openssl/conf.h> |
8ce97163 | 17 | #include <openssl/err.h> |
8ce97163 | 18 | #include <openssl/evp.h> |
37634c8b | 19 | #include <openssl/lhash.h> |
8ce97163 DSH |
20 | #include <openssl/x509.h> |
21 | #include <openssl/pem.h> | |
22 | ||
7e1b7485 RS |
23 | typedef enum OPTION_choice { |
24 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
25 | OPT_NOOUT, OPT_PUBKEY, OPT_VERIFY, OPT_IN, OPT_OUT, | |
26 | OPT_ENGINE, OPT_KEY, OPT_CHALLENGE, OPT_PASSIN, OPT_SPKAC, | |
27 | OPT_SPKSECT | |
28 | } OPTION_CHOICE; | |
29 | ||
44c83ebd | 30 | const OPTIONS spkac_options[] = { |
7e1b7485 RS |
31 | {"help", OPT_HELP, '-', "Display this summary"}, |
32 | {"in", OPT_IN, '<', "Input file"}, | |
33 | {"out", OPT_OUT, '>', "Output file"}, | |
34 | {"key", OPT_KEY, '<', "Create SPKAC using private key"}, | |
35 | {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, | |
36 | {"challenge", OPT_CHALLENGE, 's', "Challenge string"}, | |
37 | {"spkac", OPT_SPKAC, 's', "Alternative SPKAC name"}, | |
38 | {"noout", OPT_NOOUT, '-', "Don't print SPKAC"}, | |
39 | {"pubkey", OPT_PUBKEY, '-', "Output public key"}, | |
40 | {"verify", OPT_VERIFY, '-', "Verify SPKAC signature"}, | |
12d56b29 F |
41 | {"spksect", OPT_SPKSECT, 's', |
42 | "Specify the name of an SPKAC-dedicated section of configuration"}, | |
7e1b7485 RS |
43 | #ifndef OPENSSL_NO_ENGINE |
44 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
45 | #endif | |
46 | {NULL} | |
47 | }; | |
667ac4ec | 48 | |
7e1b7485 | 49 | int spkac_main(int argc, char **argv) |
0f113f3e | 50 | { |
cc01d217 | 51 | BIO *out = NULL; |
0f113f3e | 52 | CONF *conf = NULL; |
7e1b7485 | 53 | ENGINE *e = NULL; |
0f113f3e | 54 | EVP_PKEY *pkey = NULL; |
7e1b7485 | 55 | NETSCAPE_SPKI *spki = NULL; |
333b070e | 56 | char *challenge = NULL, *keyfile = NULL; |
7e1b7485 RS |
57 | char *infile = NULL, *outfile = NULL, *passinarg = NULL, *passin = NULL; |
58 | char *spkstr = NULL, *prog; | |
59 | const char *spkac = "SPKAC", *spksect = "default"; | |
60 | int i, ret = 1, verify = 0, noout = 0, pubkey = 0; | |
61 | OPTION_CHOICE o; | |
62 | ||
63 | prog = opt_init(argc, argv, spkac_options); | |
64 | while ((o = opt_next()) != OPT_EOF) { | |
65 | switch (o) { | |
66 | case OPT_EOF: | |
67 | case OPT_ERR: | |
03358517 | 68 | opthelp: |
7e1b7485 RS |
69 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); |
70 | goto end; | |
71 | case OPT_HELP: | |
72 | opt_help(spkac_options); | |
73 | ret = 0; | |
74 | goto end; | |
75 | case OPT_IN: | |
76 | infile = opt_arg(); | |
77 | break; | |
78 | case OPT_OUT: | |
79 | outfile = opt_arg(); | |
80 | break; | |
81 | case OPT_NOOUT: | |
0f113f3e | 82 | noout = 1; |
7e1b7485 RS |
83 | break; |
84 | case OPT_PUBKEY: | |
0f113f3e | 85 | pubkey = 1; |
7e1b7485 RS |
86 | break; |
87 | case OPT_VERIFY: | |
0f113f3e | 88 | verify = 1; |
7e1b7485 RS |
89 | break; |
90 | case OPT_PASSIN: | |
91 | passinarg = opt_arg(); | |
92 | break; | |
93 | case OPT_KEY: | |
94 | keyfile = opt_arg(); | |
95 | break; | |
96 | case OPT_CHALLENGE: | |
97 | challenge = opt_arg(); | |
98 | break; | |
99 | case OPT_SPKAC: | |
100 | spkac = opt_arg(); | |
101 | break; | |
102 | case OPT_SPKSECT: | |
103 | spksect = opt_arg(); | |
104 | break; | |
105 | case OPT_ENGINE: | |
333b070e | 106 | e = setup_engine(opt_arg(), 0); |
7e1b7485 | 107 | break; |
7e1b7485 | 108 | } |
0f113f3e | 109 | } |
7e1b7485 | 110 | argc = opt_num_rest(); |
03358517 KR |
111 | if (argc != 0) |
112 | goto opthelp; | |
8ce97163 | 113 | |
7e1b7485 | 114 | if (!app_passwd(passinarg, NULL, &passin, NULL)) { |
0f113f3e MC |
115 | BIO_printf(bio_err, "Error getting password\n"); |
116 | goto end; | |
117 | } | |
5270e702 | 118 | |
0f113f3e | 119 | if (keyfile) { |
7e1b7485 | 120 | pkey = load_key(strcmp(keyfile, "-") ? keyfile : NULL, |
0f113f3e MC |
121 | FORMAT_PEM, 1, passin, e, "private key"); |
122 | if (!pkey) { | |
123 | goto end; | |
124 | } | |
125 | spki = NETSCAPE_SPKI_new(); | |
126 | if (challenge) | |
127 | ASN1_STRING_set(spki->spkac->challenge, | |
128 | challenge, (int)strlen(challenge)); | |
129 | NETSCAPE_SPKI_set_pubkey(spki, pkey); | |
130 | NETSCAPE_SPKI_sign(spki, pkey, EVP_md5()); | |
131 | spkstr = NETSCAPE_SPKI_b64_encode(spki); | |
8ce97163 | 132 | |
bdd58d98 | 133 | out = bio_open_default(outfile, 'w', FORMAT_TEXT); |
08f6ae5b MC |
134 | if (out == NULL) { |
135 | OPENSSL_free(spkstr); | |
0f113f3e | 136 | goto end; |
08f6ae5b | 137 | } |
0f113f3e MC |
138 | BIO_printf(out, "SPKAC=%s\n", spkstr); |
139 | OPENSSL_free(spkstr); | |
140 | ret = 0; | |
141 | goto end; | |
142 | } | |
8ce97163 | 143 | |
cc01d217 | 144 | if ((conf = app_load_config(infile)) == NULL) |
0f113f3e | 145 | goto end; |
8ce97163 | 146 | |
0f113f3e | 147 | spkstr = NCONF_get_string(conf, spksect, spkac); |
8ce97163 | 148 | |
96487cdd | 149 | if (spkstr == NULL) { |
0f113f3e MC |
150 | BIO_printf(bio_err, "Can't find SPKAC called \"%s\"\n", spkac); |
151 | ERR_print_errors(bio_err); | |
152 | goto end; | |
153 | } | |
8ce97163 | 154 | |
0f113f3e | 155 | spki = NETSCAPE_SPKI_b64_decode(spkstr, -1); |
8ce97163 | 156 | |
0f113f3e MC |
157 | if (!spki) { |
158 | BIO_printf(bio_err, "Error loading SPKAC\n"); | |
159 | ERR_print_errors(bio_err); | |
160 | goto end; | |
161 | } | |
8ce97163 | 162 | |
bdd58d98 | 163 | out = bio_open_default(outfile, 'w', FORMAT_TEXT); |
7e1b7485 | 164 | if (out == NULL) |
0f113f3e | 165 | goto end; |
8ce97163 | 166 | |
0f113f3e MC |
167 | if (!noout) |
168 | NETSCAPE_SPKI_print(out, spki); | |
169 | pkey = NETSCAPE_SPKI_get_pubkey(spki); | |
170 | if (verify) { | |
171 | i = NETSCAPE_SPKI_verify(spki, pkey); | |
172 | if (i > 0) | |
173 | BIO_printf(bio_err, "Signature OK\n"); | |
174 | else { | |
175 | BIO_printf(bio_err, "Signature Failure\n"); | |
176 | ERR_print_errors(bio_err); | |
177 | goto end; | |
178 | } | |
179 | } | |
180 | if (pubkey) | |
181 | PEM_write_bio_PUBKEY(out, pkey); | |
8ce97163 | 182 | |
0f113f3e | 183 | ret = 0; |
8ce97163 | 184 | |
0f113f3e MC |
185 | end: |
186 | NCONF_free(conf); | |
187 | NETSCAPE_SPKI_free(spki); | |
0f113f3e MC |
188 | BIO_free_all(out); |
189 | EVP_PKEY_free(pkey); | |
dd1abd44 | 190 | release_engine(e); |
b548a1f1 | 191 | OPENSSL_free(passin); |
7e1b7485 | 192 | return (ret); |
0f113f3e | 193 | } |