security/nss/lib/certhigh/certhtml.c@b8a032363ba2
security/nss/lib/certhigh/certhtml.c
Thu, 22 Jan 2015 13:21:57 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 22 Jan 2015 13:21:57 +0100
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
- permissions
- -rw-r--r--
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5 /*
6 * certhtml.c --- convert a cert to html
7 */
9 #include "seccomon.h"
10 #include "secitem.h"
11 #include "sechash.h"
12 #include "cert.h"
13 #include "keyhi.h"
14 #include "secder.h"
15 #include "prprf.h"
16 #include "secport.h"
17 #include "secasn1.h"
18 #include "pk11func.h"
20 static char *hex = "0123456789ABCDEF";
22 /*
23 ** Convert a der-encoded integer to a hex printable string form
24 */
25 char *CERT_Hexify (SECItem *i, int do_colon)
26 {
27 unsigned char *cp, *end;
28 char *rv, *o;
30 if (!i->len) {
31 return PORT_Strdup("00");
32 }
34 rv = o = (char*) PORT_Alloc(i->len * 3);
35 if (!rv) return rv;
37 cp = i->data;
38 end = cp + i->len;
39 while (cp < end) {
40 unsigned char ch = *cp++;
41 *o++ = hex[(ch >> 4) & 0xf];
42 *o++ = hex[ch & 0xf];
43 if (cp != end) {
44 if (do_colon) {
45 *o++ = ':';
46 }
47 }
48 }
49 *o = 0; /* Null terminate the string */
50 return rv;
51 }
53 #define BREAK "<br>"
54 #define BREAKLEN 4
55 #define COMMA ", "
56 #define COMMALEN 2
58 #define MAX_OUS 20
59 #define MAX_DC MAX_OUS
62 char *CERT_FormatName (CERTName *name)
63 {
64 CERTRDN** rdns;
65 CERTRDN * rdn;
66 CERTAVA** avas;
67 CERTAVA* ava;
68 char * buf = 0;
69 char * tmpbuf = 0;
70 SECItem * cn = 0;
71 SECItem * email = 0;
72 SECItem * org = 0;
73 SECItem * loc = 0;
74 SECItem * state = 0;
75 SECItem * country = 0;
76 SECItem * dq = 0;
78 unsigned len = 0;
79 int tag;
80 int i;
81 int ou_count = 0;
82 int dc_count = 0;
83 PRBool first;
84 SECItem * orgunit[MAX_OUS];
85 SECItem * dc[MAX_DC];
87 /* Loop over name components and gather the interesting ones */
88 rdns = name->rdns;
89 while ((rdn = *rdns++) != 0) {
90 avas = rdn->avas;
91 while ((ava = *avas++) != 0) {
92 tag = CERT_GetAVATag(ava);
93 switch(tag) {
94 case SEC_OID_AVA_COMMON_NAME:
95 if (cn) {
96 break;
97 }
98 cn = CERT_DecodeAVAValue(&ava->value);
99 if (!cn) {
100 goto loser;
101 }
102 len += cn->len;
103 break;
104 case SEC_OID_AVA_COUNTRY_NAME:
105 if (country) {
106 break;
107 }
108 country = CERT_DecodeAVAValue(&ava->value);
109 if (!country) {
110 goto loser;
111 }
112 len += country->len;
113 break;
114 case SEC_OID_AVA_LOCALITY:
115 if (loc) {
116 break;
117 }
118 loc = CERT_DecodeAVAValue(&ava->value);
119 if (!loc) {
120 goto loser;
121 }
122 len += loc->len;
123 break;
124 case SEC_OID_AVA_STATE_OR_PROVINCE:
125 if (state) {
126 break;
127 }
128 state = CERT_DecodeAVAValue(&ava->value);
129 if (!state) {
130 goto loser;
131 }
132 len += state->len;
133 break;
134 case SEC_OID_AVA_ORGANIZATION_NAME:
135 if (org) {
136 break;
137 }
138 org = CERT_DecodeAVAValue(&ava->value);
139 if (!org) {
140 goto loser;
141 }
142 len += org->len;
143 break;
144 case SEC_OID_AVA_DN_QUALIFIER:
145 if (dq) {
146 break;
147 }
148 dq = CERT_DecodeAVAValue(&ava->value);
149 if (!dq) {
150 goto loser;
151 }
152 len += dq->len;
153 break;
154 case SEC_OID_AVA_ORGANIZATIONAL_UNIT_NAME:
155 if (ou_count < MAX_OUS) {
156 orgunit[ou_count] = CERT_DecodeAVAValue(&ava->value);
157 if (!orgunit[ou_count]) {
158 goto loser;
159 }
160 len += orgunit[ou_count++]->len;
161 }
162 break;
163 case SEC_OID_AVA_DC:
164 if (dc_count < MAX_DC) {
165 dc[dc_count] = CERT_DecodeAVAValue(&ava->value);
166 if (!dc[dc_count]) {
167 goto loser;
168 }
169 len += dc[dc_count++]->len;
170 }
171 break;
172 case SEC_OID_PKCS9_EMAIL_ADDRESS:
173 case SEC_OID_RFC1274_MAIL:
174 if (email) {
175 break;
176 }
177 email = CERT_DecodeAVAValue(&ava->value);
178 if (!email) {
179 goto loser;
180 }
181 len += email->len;
182 break;
183 default:
184 break;
185 }
186 }
187 }
189 /* XXX - add some for formatting */
190 len += 128;
192 /* allocate buffer */
193 buf = (char *)PORT_Alloc(len);
194 if ( !buf ) {
195 goto loser;
196 }
198 tmpbuf = buf;
200 if ( cn ) {
201 PORT_Memcpy(tmpbuf, cn->data, cn->len);
202 tmpbuf += cn->len;
203 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
204 tmpbuf += BREAKLEN;
205 }
206 if ( email ) {
207 PORT_Memcpy(tmpbuf, email->data, email->len);
208 tmpbuf += ( email->len );
209 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
210 tmpbuf += BREAKLEN;
211 }
212 for (i=ou_count-1; i >= 0; i--) {
213 PORT_Memcpy(tmpbuf, orgunit[i]->data, orgunit[i]->len);
214 tmpbuf += ( orgunit[i]->len );
215 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
216 tmpbuf += BREAKLEN;
217 }
218 if ( dq ) {
219 PORT_Memcpy(tmpbuf, dq->data, dq->len);
220 tmpbuf += ( dq->len );
221 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
222 tmpbuf += BREAKLEN;
223 }
224 if ( org ) {
225 PORT_Memcpy(tmpbuf, org->data, org->len);
226 tmpbuf += ( org->len );
227 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
228 tmpbuf += BREAKLEN;
229 }
230 for (i=dc_count-1; i >= 0; i--) {
231 PORT_Memcpy(tmpbuf, dc[i]->data, dc[i]->len);
232 tmpbuf += ( dc[i]->len );
233 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
234 tmpbuf += BREAKLEN;
235 }
236 first = PR_TRUE;
237 if ( loc ) {
238 PORT_Memcpy(tmpbuf, loc->data, loc->len);
239 tmpbuf += ( loc->len );
240 first = PR_FALSE;
241 }
242 if ( state ) {
243 if ( !first ) {
244 PORT_Memcpy(tmpbuf, COMMA, COMMALEN);
245 tmpbuf += COMMALEN;
246 }
247 PORT_Memcpy(tmpbuf, state->data, state->len);
248 tmpbuf += ( state->len );
249 first = PR_FALSE;
250 }
251 if ( country ) {
252 if ( !first ) {
253 PORT_Memcpy(tmpbuf, COMMA, COMMALEN);
254 tmpbuf += COMMALEN;
255 }
256 PORT_Memcpy(tmpbuf, country->data, country->len);
257 tmpbuf += ( country->len );
258 first = PR_FALSE;
259 }
260 if ( !first ) {
261 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN);
262 tmpbuf += BREAKLEN;
263 }
265 *tmpbuf = 0;
267 /* fall through and clean */
268 loser:
269 if ( cn ) {
270 SECITEM_FreeItem(cn, PR_TRUE);
271 }
272 if ( email ) {
273 SECITEM_FreeItem(email, PR_TRUE);
274 }
275 for (i=ou_count-1; i >= 0; i--) {
276 SECITEM_FreeItem(orgunit[i], PR_TRUE);
277 }
278 if ( dq ) {
279 SECITEM_FreeItem(dq, PR_TRUE);
280 }
281 if ( org ) {
282 SECITEM_FreeItem(org, PR_TRUE);
283 }
284 for (i=dc_count-1; i >= 0; i--) {
285 SECITEM_FreeItem(dc[i], PR_TRUE);
286 }
287 if ( loc ) {
288 SECITEM_FreeItem(loc, PR_TRUE);
289 }
290 if ( state ) {
291 SECITEM_FreeItem(state, PR_TRUE);
292 }
293 if ( country ) {
294 SECITEM_FreeItem(country, PR_TRUE);
295 }
297 return(buf);
298 }
