1/* ocsp_prn.c */
2/* Written by Tom Titchener <Tom_Titchener@groove.net> for the OpenSSL
3 * project. */
4
5/* History:
6   This file was originally part of ocsp.c and was transfered to Richard
7   Levitte from CertCo by Kathy Weinhold in mid-spring 2000 to be included
8   in OpenSSL or released as a patch kit. */
9
10/* ====================================================================
11 * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 *
17 * 1. Redistributions of source code must retain the above copyright
18 *    notice, this list of conditions and the following disclaimer.
19 *
20 * 2. Redistributions in binary form must reproduce the above copyright
21 *    notice, this list of conditions and the following disclaimer in
22 *    the documentation and/or other materials provided with the
23 *    distribution.
24 *
25 * 3. All advertising materials mentioning features or use of this
26 *    software must display the following acknowledgment:
27 *    "This product includes software developed by the OpenSSL Project
28 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
29 *
30 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
31 *    endorse or promote products derived from this software without
32 *    prior written permission. For written permission, please contact
33 *    openssl-core@openssl.org.
34 *
35 * 5. Products derived from this software may not be called "OpenSSL"
36 *    nor may "OpenSSL" appear in their names without prior written
37 *    permission of the OpenSSL Project.
38 *
39 * 6. Redistributions of any form whatsoever must retain the following
40 *    acknowledgment:
41 *    "This product includes software developed by the OpenSSL Project
42 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
43 *
44 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
45 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
47 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
48 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
49 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
50 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
51 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
52 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
53 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
54 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
55 * OF THE POSSIBILITY OF SUCH DAMAGE.
56 * ====================================================================
57 *
58 * This product includes cryptographic software written by Eric Young
59 * (eay@cryptsoft.com).  This product includes software written by Tim
60 * Hudson (tjh@cryptsoft.com).
61 *
62 */
63
64#include <openssl/bio.h>
65#include <openssl/err.h>
66#include <openssl/ocsp.h>
67#include <openssl/pem.h>
68
69static int ocsp_certid_print(BIO *bp, OCSP_CERTID* a, int indent)
70        {
71	BIO_printf(bp, "%*sCertificate ID:\n", indent, "");
72	indent += 2;
73	BIO_printf(bp, "%*sHash Algorithm: ", indent, "");
74	i2a_ASN1_OBJECT(bp, a->hashAlgorithm->algorithm);
75	BIO_printf(bp, "\n%*sIssuer Name Hash: ", indent, "");
76	i2a_ASN1_STRING(bp, a->issuerNameHash, V_ASN1_OCTET_STRING);
77	BIO_printf(bp, "\n%*sIssuer Key Hash: ", indent, "");
78	i2a_ASN1_STRING(bp, a->issuerKeyHash, V_ASN1_OCTET_STRING);
79	BIO_printf(bp, "\n%*sSerial Number: ", indent, "");
80	i2a_ASN1_INTEGER(bp, a->serialNumber);
81	BIO_printf(bp, "\n");
82	return 1;
83	}
84
85typedef struct
86	{
87	long t;
88	const char *m;
89	} OCSP_TBLSTR;
90
91static const char *table2string(long s, const OCSP_TBLSTR *ts, int len)
92{
93	const OCSP_TBLSTR *p;
94	for (p=ts; p < ts + len; p++)
95	        if (p->t == s)
96		         return p->m;
97	return "(UNKNOWN)";
98}
99
100const char *OCSP_response_status_str(long s)
101        {
102	static const OCSP_TBLSTR rstat_tbl[] = {
103	        { OCSP_RESPONSE_STATUS_SUCCESSFUL, "successful" },
104	        { OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, "malformedrequest" },
105	        { OCSP_RESPONSE_STATUS_INTERNALERROR, "internalerror" },
106	        { OCSP_RESPONSE_STATUS_TRYLATER, "trylater" },
107	        { OCSP_RESPONSE_STATUS_SIGREQUIRED, "sigrequired" },
108	        { OCSP_RESPONSE_STATUS_UNAUTHORIZED, "unauthorized" } };
109	return table2string(s, rstat_tbl, 6);
110	}
111
112const char *OCSP_cert_status_str(long s)
113        {
114	static const OCSP_TBLSTR cstat_tbl[] = {
115	        { V_OCSP_CERTSTATUS_GOOD, "good" },
116	        { V_OCSP_CERTSTATUS_REVOKED, "revoked" },
117	        { V_OCSP_CERTSTATUS_UNKNOWN, "unknown" } };
118	return table2string(s, cstat_tbl, 3);
119	}
120
121const char *OCSP_crl_reason_str(long s)
122        {
123	static const OCSP_TBLSTR reason_tbl[] = {
124	  { OCSP_REVOKED_STATUS_UNSPECIFIED, "unspecified" },
125          { OCSP_REVOKED_STATUS_KEYCOMPROMISE, "keyCompromise" },
126          { OCSP_REVOKED_STATUS_CACOMPROMISE, "cACompromise" },
127          { OCSP_REVOKED_STATUS_AFFILIATIONCHANGED, "affiliationChanged" },
128          { OCSP_REVOKED_STATUS_SUPERSEDED, "superseded" },
129          { OCSP_REVOKED_STATUS_CESSATIONOFOPERATION, "cessationOfOperation" },
130          { OCSP_REVOKED_STATUS_CERTIFICATEHOLD, "certificateHold" },
131          { OCSP_REVOKED_STATUS_REMOVEFROMCRL, "removeFromCRL" } };
132	return table2string(s, reason_tbl, 8);
133	}
134
135int OCSP_REQUEST_print(BIO *bp, OCSP_REQUEST* o, unsigned long flags)
136        {
137	int i;
138	long l;
139	OCSP_CERTID* cid = NULL;
140	OCSP_ONEREQ *one = NULL;
141	OCSP_REQINFO *inf = o->tbsRequest;
142	OCSP_SIGNATURE *sig = o->optionalSignature;
143
144	if (BIO_write(bp,"OCSP Request Data:\n",19) <= 0) goto err;
145	l=ASN1_INTEGER_get(inf->version);
146	if (BIO_printf(bp,"    Version: %lu (0x%lx)",l+1,l) <= 0) goto err;
147	if (inf->requestorName != NULL)
148	        {
149		if (BIO_write(bp,"\n    Requestor Name: ",21) <= 0)
150		        goto err;
151		GENERAL_NAME_print(bp, inf->requestorName);
152		}
153	if (BIO_write(bp,"\n    Requestor List:\n",21) <= 0) goto err;
154	for (i = 0; i < sk_OCSP_ONEREQ_num(inf->requestList); i++)
155	        {
156		one = sk_OCSP_ONEREQ_value(inf->requestList, i);
157		cid = one->reqCert;
158		ocsp_certid_print(bp, cid, 8);
159		if (!X509V3_extensions_print(bp,
160					"Request Single Extensions",
161					one->singleRequestExtensions, flags, 8))
162							goto err;
163		}
164	if (!X509V3_extensions_print(bp, "Request Extensions",
165			inf->requestExtensions, flags, 4))
166							goto err;
167	if (sig)
168	        {
169		X509_signature_print(bp, sig->signatureAlgorithm, sig->signature);
170		for (i=0; i<sk_X509_num(sig->certs); i++)
171			{
172			X509_print(bp, sk_X509_value(sig->certs,i));
173			PEM_write_bio_X509(bp,sk_X509_value(sig->certs,i));
174			}
175		}
176	return 1;
177err:
178	return 0;
179	}
180
181int OCSP_RESPONSE_print(BIO *bp, OCSP_RESPONSE* o, unsigned long flags)
182        {
183	int i, ret = 0;
184	long l;
185	OCSP_CERTID *cid = NULL;
186	OCSP_BASICRESP *br = NULL;
187	OCSP_RESPID *rid = NULL;
188	OCSP_RESPDATA  *rd = NULL;
189	OCSP_CERTSTATUS *cst = NULL;
190	OCSP_REVOKEDINFO *rev = NULL;
191	OCSP_SINGLERESP *single = NULL;
192	OCSP_RESPBYTES *rb = o->responseBytes;
193
194	if (BIO_puts(bp,"OCSP Response Data:\n") <= 0) goto err;
195	l=ASN1_ENUMERATED_get(o->responseStatus);
196	if (BIO_printf(bp,"    OCSP Response Status: %s (0x%lx)\n",
197		       OCSP_response_status_str(l), l) <= 0) goto err;
198	if (rb == NULL) return 1;
199        if (BIO_puts(bp,"    Response Type: ") <= 0)
200	        goto err;
201	if(i2a_ASN1_OBJECT(bp, rb->responseType) <= 0)
202	        goto err;
203	if (OBJ_obj2nid(rb->responseType) != NID_id_pkix_OCSP_basic)
204	        {
205		BIO_puts(bp," (unknown response type)\n");
206		return 1;
207		}
208
209	i = ASN1_STRING_length(rb->response);
210	if (!(br = OCSP_response_get1_basic(o))) goto err;
211	rd = br->tbsResponseData;
212	l=ASN1_INTEGER_get(rd->version);
213	if (BIO_printf(bp,"\n    Version: %lu (0x%lx)\n",
214		       l+1,l) <= 0) goto err;
215	if (BIO_puts(bp,"    Responder Id: ") <= 0) goto err;
216
217	rid =  rd->responderId;
218	switch (rid->type)
219		{
220		case V_OCSP_RESPID_NAME:
221		        X509_NAME_print_ex(bp, rid->value.byName, 0, XN_FLAG_ONELINE);
222		        break;
223		case V_OCSP_RESPID_KEY:
224		        i2a_ASN1_STRING(bp, rid->value.byKey, V_ASN1_OCTET_STRING);
225		        break;
226		}
227
228	if (BIO_printf(bp,"\n    Produced At: ")<=0) goto err;
229	if (!ASN1_GENERALIZEDTIME_print(bp, rd->producedAt)) goto err;
230	if (BIO_printf(bp,"\n    Responses:\n") <= 0) goto err;
231	for (i = 0; i < sk_OCSP_SINGLERESP_num(rd->responses); i++)
232	        {
233		if (! sk_OCSP_SINGLERESP_value(rd->responses, i)) continue;
234		single = sk_OCSP_SINGLERESP_value(rd->responses, i);
235		cid = single->certId;
236		if(ocsp_certid_print(bp, cid, 4) <= 0) goto err;
237		cst = single->certStatus;
238		if (BIO_printf(bp,"    Cert Status: %s",
239			       OCSP_cert_status_str(cst->type)) <= 0)
240		        goto err;
241		if (cst->type == V_OCSP_CERTSTATUS_REVOKED)
242		        {
243		        rev = cst->value.revoked;
244			if (BIO_printf(bp, "\n    Revocation Time: ") <= 0)
245			        goto err;
246			if (!ASN1_GENERALIZEDTIME_print(bp,
247							rev->revocationTime))
248				goto err;
249			if (rev->revocationReason)
250			        {
251				l=ASN1_ENUMERATED_get(rev->revocationReason);
252				if (BIO_printf(bp,
253					 "\n    Revocation Reason: %s (0x%lx)",
254					       OCSP_crl_reason_str(l), l) <= 0)
255				        goto err;
256				}
257			}
258		if (BIO_printf(bp,"\n    This Update: ") <= 0) goto err;
259		if (!ASN1_GENERALIZEDTIME_print(bp, single->thisUpdate))
260			goto err;
261		if (single->nextUpdate)
262		        {
263			if (BIO_printf(bp,"\n    Next Update: ") <= 0)goto err;
264			if (!ASN1_GENERALIZEDTIME_print(bp,single->nextUpdate))
265				goto err;
266			}
267		if (BIO_write(bp,"\n",1) <= 0) goto err;
268		if (!X509V3_extensions_print(bp,
269					"Response Single Extensions",
270					single->singleExtensions, flags, 8))
271							goto err;
272		if (BIO_write(bp,"\n",1) <= 0) goto err;
273		}
274	if (!X509V3_extensions_print(bp, "Response Extensions",
275					rd->responseExtensions, flags, 4))
276							goto err;
277	if(X509_signature_print(bp, br->signatureAlgorithm, br->signature) <= 0)
278							goto err;
279
280	for (i=0; i<sk_X509_num(br->certs); i++)
281		{
282		X509_print(bp, sk_X509_value(br->certs,i));
283		PEM_write_bio_X509(bp,sk_X509_value(br->certs,i));
284		}
285
286	ret = 1;
287err:
288	OCSP_BASICRESP_free(br);
289	return ret;
290	}
291