xref: /onnv-gate/usr/src/common/openssl/crypto/pem/pem_all.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /* crypto/pem/pem_all.c */
2*0Sstevel@tonic-gate /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3*0Sstevel@tonic-gate  * All rights reserved.
4*0Sstevel@tonic-gate  *
5*0Sstevel@tonic-gate  * This package is an SSL implementation written
6*0Sstevel@tonic-gate  * by Eric Young (eay@cryptsoft.com).
7*0Sstevel@tonic-gate  * The implementation was written so as to conform with Netscapes SSL.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * This library is free for commercial and non-commercial use as long as
10*0Sstevel@tonic-gate  * the following conditions are aheared to.  The following conditions
11*0Sstevel@tonic-gate  * apply to all code found in this distribution, be it the RC4, RSA,
12*0Sstevel@tonic-gate  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13*0Sstevel@tonic-gate  * included with this distribution is covered by the same copyright terms
14*0Sstevel@tonic-gate  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15*0Sstevel@tonic-gate  *
16*0Sstevel@tonic-gate  * Copyright remains Eric Young's, and as such any Copyright notices in
17*0Sstevel@tonic-gate  * the code are not to be removed.
18*0Sstevel@tonic-gate  * If this package is used in a product, Eric Young should be given attribution
19*0Sstevel@tonic-gate  * as the author of the parts of the library used.
20*0Sstevel@tonic-gate  * This can be in the form of a textual message at program startup or
21*0Sstevel@tonic-gate  * in documentation (online or textual) provided with the package.
22*0Sstevel@tonic-gate  *
23*0Sstevel@tonic-gate  * Redistribution and use in source and binary forms, with or without
24*0Sstevel@tonic-gate  * modification, are permitted provided that the following conditions
25*0Sstevel@tonic-gate  * are met:
26*0Sstevel@tonic-gate  * 1. Redistributions of source code must retain the copyright
27*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer.
28*0Sstevel@tonic-gate  * 2. Redistributions in binary form must reproduce the above copyright
29*0Sstevel@tonic-gate  *    notice, this list of conditions and the following disclaimer in the
30*0Sstevel@tonic-gate  *    documentation and/or other materials provided with the distribution.
31*0Sstevel@tonic-gate  * 3. All advertising materials mentioning features or use of this software
32*0Sstevel@tonic-gate  *    must display the following acknowledgement:
33*0Sstevel@tonic-gate  *    "This product includes cryptographic software written by
34*0Sstevel@tonic-gate  *     Eric Young (eay@cryptsoft.com)"
35*0Sstevel@tonic-gate  *    The word 'cryptographic' can be left out if the rouines from the library
36*0Sstevel@tonic-gate  *    being used are not cryptographic related :-).
37*0Sstevel@tonic-gate  * 4. If you include any Windows specific code (or a derivative thereof) from
38*0Sstevel@tonic-gate  *    the apps directory (application code) you must include an acknowledgement:
39*0Sstevel@tonic-gate  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40*0Sstevel@tonic-gate  *
41*0Sstevel@tonic-gate  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42*0Sstevel@tonic-gate  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43*0Sstevel@tonic-gate  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44*0Sstevel@tonic-gate  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45*0Sstevel@tonic-gate  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46*0Sstevel@tonic-gate  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47*0Sstevel@tonic-gate  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48*0Sstevel@tonic-gate  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49*0Sstevel@tonic-gate  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50*0Sstevel@tonic-gate  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51*0Sstevel@tonic-gate  * SUCH DAMAGE.
52*0Sstevel@tonic-gate  *
53*0Sstevel@tonic-gate  * The licence and distribution terms for any publically available version or
54*0Sstevel@tonic-gate  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55*0Sstevel@tonic-gate  * copied and put under another distribution licence
56*0Sstevel@tonic-gate  * [including the GNU Public Licence.]
57*0Sstevel@tonic-gate  */
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate #include <stdio.h>
60*0Sstevel@tonic-gate #undef SSLEAY_MACROS
61*0Sstevel@tonic-gate #include "cryptlib.h"
62*0Sstevel@tonic-gate #include <openssl/bio.h>
63*0Sstevel@tonic-gate #include <openssl/evp.h>
64*0Sstevel@tonic-gate #include <openssl/x509.h>
65*0Sstevel@tonic-gate #include <openssl/pkcs7.h>
66*0Sstevel@tonic-gate #include <openssl/pem.h>
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
69*0Sstevel@tonic-gate static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
70*0Sstevel@tonic-gate #endif
71*0Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
72*0Sstevel@tonic-gate static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
73*0Sstevel@tonic-gate #endif
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
78*0Sstevel@tonic-gate 
79*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
80*0Sstevel@tonic-gate 
81*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
84*0Sstevel@tonic-gate 					PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
85*0Sstevel@tonic-gate 
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate #ifndef OPENSSL_NO_RSA
88*0Sstevel@tonic-gate 
89*0Sstevel@tonic-gate /* We treat RSA or DSA private keys as a special case.
90*0Sstevel@tonic-gate  *
91*0Sstevel@tonic-gate  * For private keys we read in an EVP_PKEY structure with
92*0Sstevel@tonic-gate  * PEM_read_bio_PrivateKey() and extract the relevant private
93*0Sstevel@tonic-gate  * key: this means can handle "traditional" and PKCS#8 formats
94*0Sstevel@tonic-gate  * transparently.
95*0Sstevel@tonic-gate  */
96*0Sstevel@tonic-gate 
97*0Sstevel@tonic-gate static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
98*0Sstevel@tonic-gate {
99*0Sstevel@tonic-gate 	RSA *rtmp;
100*0Sstevel@tonic-gate 	if(!key) return NULL;
101*0Sstevel@tonic-gate 	rtmp = EVP_PKEY_get1_RSA(key);
102*0Sstevel@tonic-gate 	EVP_PKEY_free(key);
103*0Sstevel@tonic-gate 	if(!rtmp) return NULL;
104*0Sstevel@tonic-gate 	if(rsa) {
105*0Sstevel@tonic-gate 		RSA_free(*rsa);
106*0Sstevel@tonic-gate 		*rsa = rtmp;
107*0Sstevel@tonic-gate 	}
108*0Sstevel@tonic-gate 	return rtmp;
109*0Sstevel@tonic-gate }
110*0Sstevel@tonic-gate 
111*0Sstevel@tonic-gate RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
112*0Sstevel@tonic-gate 								void *u)
113*0Sstevel@tonic-gate {
114*0Sstevel@tonic-gate 	EVP_PKEY *pktmp;
115*0Sstevel@tonic-gate 	pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
116*0Sstevel@tonic-gate 	return pkey_get_rsa(pktmp, rsa);
117*0Sstevel@tonic-gate }
118*0Sstevel@tonic-gate 
119*0Sstevel@tonic-gate #ifndef OPENSSL_NO_FP_API
120*0Sstevel@tonic-gate 
121*0Sstevel@tonic-gate RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb,
122*0Sstevel@tonic-gate 								void *u)
123*0Sstevel@tonic-gate {
124*0Sstevel@tonic-gate 	EVP_PKEY *pktmp;
125*0Sstevel@tonic-gate 	pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
126*0Sstevel@tonic-gate 	return pkey_get_rsa(pktmp, rsa);
127*0Sstevel@tonic-gate }
128*0Sstevel@tonic-gate 
129*0Sstevel@tonic-gate #endif
130*0Sstevel@tonic-gate 
131*0Sstevel@tonic-gate IMPLEMENT_PEM_write_cb(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
132*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
133*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
134*0Sstevel@tonic-gate 
135*0Sstevel@tonic-gate #endif
136*0Sstevel@tonic-gate 
137*0Sstevel@tonic-gate #ifndef OPENSSL_NO_DSA
138*0Sstevel@tonic-gate 
139*0Sstevel@tonic-gate static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
140*0Sstevel@tonic-gate {
141*0Sstevel@tonic-gate 	DSA *dtmp;
142*0Sstevel@tonic-gate 	if(!key) return NULL;
143*0Sstevel@tonic-gate 	dtmp = EVP_PKEY_get1_DSA(key);
144*0Sstevel@tonic-gate 	EVP_PKEY_free(key);
145*0Sstevel@tonic-gate 	if(!dtmp) return NULL;
146*0Sstevel@tonic-gate 	if(dsa) {
147*0Sstevel@tonic-gate 		DSA_free(*dsa);
148*0Sstevel@tonic-gate 		*dsa = dtmp;
149*0Sstevel@tonic-gate 	}
150*0Sstevel@tonic-gate 	return dtmp;
151*0Sstevel@tonic-gate }
152*0Sstevel@tonic-gate 
153*0Sstevel@tonic-gate DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
154*0Sstevel@tonic-gate 								void *u)
155*0Sstevel@tonic-gate {
156*0Sstevel@tonic-gate 	EVP_PKEY *pktmp;
157*0Sstevel@tonic-gate 	pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
158*0Sstevel@tonic-gate 	return pkey_get_dsa(pktmp, dsa);
159*0Sstevel@tonic-gate }
160*0Sstevel@tonic-gate 
161*0Sstevel@tonic-gate IMPLEMENT_PEM_write_cb(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
162*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
163*0Sstevel@tonic-gate 
164*0Sstevel@tonic-gate #ifndef OPENSSL_NO_FP_API
165*0Sstevel@tonic-gate 
166*0Sstevel@tonic-gate DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb,
167*0Sstevel@tonic-gate 								void *u)
168*0Sstevel@tonic-gate {
169*0Sstevel@tonic-gate 	EVP_PKEY *pktmp;
170*0Sstevel@tonic-gate 	pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
171*0Sstevel@tonic-gate 	return pkey_get_dsa(pktmp, dsa);
172*0Sstevel@tonic-gate }
173*0Sstevel@tonic-gate 
174*0Sstevel@tonic-gate #endif
175*0Sstevel@tonic-gate 
176*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
177*0Sstevel@tonic-gate 
178*0Sstevel@tonic-gate #endif
179*0Sstevel@tonic-gate 
180*0Sstevel@tonic-gate #ifndef OPENSSL_NO_DH
181*0Sstevel@tonic-gate 
182*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
183*0Sstevel@tonic-gate 
184*0Sstevel@tonic-gate #endif
185*0Sstevel@tonic-gate 
186*0Sstevel@tonic-gate 
187*0Sstevel@tonic-gate /* The PrivateKey case is not that straightforward.
188*0Sstevel@tonic-gate  *   IMPLEMENT_PEM_rw_cb(PrivateKey, EVP_PKEY, PEM_STRING_EVP_PKEY, PrivateKey)
189*0Sstevel@tonic-gate  * does not work, RSA and DSA keys have specific strings.
190*0Sstevel@tonic-gate  * (When reading, parameter PEM_STRING_EVP_PKEY is a wildcard for anything
191*0Sstevel@tonic-gate  * appropriate.)
192*0Sstevel@tonic-gate  */
193*0Sstevel@tonic-gate IMPLEMENT_PEM_write_cb(PrivateKey, EVP_PKEY, ((x->type == EVP_PKEY_DSA)?PEM_STRING_DSA:PEM_STRING_RSA), PrivateKey)
194*0Sstevel@tonic-gate 
195*0Sstevel@tonic-gate IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
196*0Sstevel@tonic-gate 
197