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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/. */ | |
4 | |
5 /* | |
6 * certhtml.c --- convert a cert to html | |
7 * | |
8 * $Id: certhtml.c,v 1.11 2012/04/25 14:49:27 gerv%gerv.net Exp $ | |
9 */ | |
10 | |
11 #include "seccomon.h" | |
12 #include "secitem.h" | |
13 #include "sechash.h" | |
14 #include "cert.h" | |
15 #include "keyhi.h" | |
16 #include "secder.h" | |
17 #include "prprf.h" | |
18 #include "secport.h" | |
19 #include "secasn1.h" | |
20 #include "pk11func.h" | |
21 | |
22 static char *hex = "0123456789ABCDEF"; | |
23 | |
24 /* | |
25 ** Convert a der-encoded integer to a hex printable string form | |
26 */ | |
27 char *CERT_Hexify (SECItem *i, int do_colon) | |
28 { | |
29 unsigned char *cp, *end; | |
30 char *rv, *o; | |
31 | |
32 if (!i->len) { | |
33 return PORT_Strdup("00"); | |
34 } | |
35 | |
36 rv = o = (char*) PORT_Alloc(i->len * 3); | |
37 if (!rv) return rv; | |
38 | |
39 cp = i->data; | |
40 end = cp + i->len; | |
41 while (cp < end) { | |
42 unsigned char ch = *cp++; | |
43 *o++ = hex[(ch >> 4) & 0xf]; | |
44 *o++ = hex[ch & 0xf]; | |
45 if (cp != end) { | |
46 if (do_colon) { | |
47 *o++ = ':'; | |
48 } | |
49 } | |
50 } | |
51 *o = 0; /* Null terminate the string */ | |
52 return rv; | |
53 } | |
54 | |
55 #define BREAK "<br>" | |
56 #define BREAKLEN 4 | |
57 #define COMMA ", " | |
58 #define COMMALEN 2 | |
59 | |
60 #define MAX_OUS 20 | |
61 #define MAX_DC MAX_OUS | |
62 | |
63 | |
64 char *CERT_FormatName (CERTName *name) | |
65 { | |
66 CERTRDN** rdns; | |
67 CERTRDN * rdn; | |
68 CERTAVA** avas; | |
69 CERTAVA* ava; | |
70 char * buf = 0; | |
71 char * tmpbuf = 0; | |
72 SECItem * cn = 0; | |
73 SECItem * email = 0; | |
74 SECItem * org = 0; | |
75 SECItem * loc = 0; | |
76 SECItem * state = 0; | |
77 SECItem * country = 0; | |
78 SECItem * dq = 0; | |
79 | |
80 unsigned len = 0; | |
81 int tag; | |
82 int i; | |
83 int ou_count = 0; | |
84 int dc_count = 0; | |
85 PRBool first; | |
86 SECItem * orgunit[MAX_OUS]; | |
87 SECItem * dc[MAX_DC]; | |
88 | |
89 /* Loop over name components and gather the interesting ones */ | |
90 rdns = name->rdns; | |
91 while ((rdn = *rdns++) != 0) { | |
92 avas = rdn->avas; | |
93 while ((ava = *avas++) != 0) { | |
94 tag = CERT_GetAVATag(ava); | |
95 switch(tag) { | |
96 case SEC_OID_AVA_COMMON_NAME: | |
97 if (cn) { | |
98 break; | |
99 } | |
100 cn = CERT_DecodeAVAValue(&ava->value); | |
101 if (!cn) { | |
102 goto loser; | |
103 } | |
104 len += cn->len; | |
105 break; | |
106 case SEC_OID_AVA_COUNTRY_NAME: | |
107 if (country) { | |
108 break; | |
109 } | |
110 country = CERT_DecodeAVAValue(&ava->value); | |
111 if (!country) { | |
112 goto loser; | |
113 } | |
114 len += country->len; | |
115 break; | |
116 case SEC_OID_AVA_LOCALITY: | |
117 if (loc) { | |
118 break; | |
119 } | |
120 loc = CERT_DecodeAVAValue(&ava->value); | |
121 if (!loc) { | |
122 goto loser; | |
123 } | |
124 len += loc->len; | |
125 break; | |
126 case SEC_OID_AVA_STATE_OR_PROVINCE: | |
127 if (state) { | |
128 break; | |
129 } | |
130 state = CERT_DecodeAVAValue(&ava->value); | |
131 if (!state) { | |
132 goto loser; | |
133 } | |
134 len += state->len; | |
135 break; | |
136 case SEC_OID_AVA_ORGANIZATION_NAME: | |
137 if (org) { | |
138 break; | |
139 } | |
140 org = CERT_DecodeAVAValue(&ava->value); | |
141 if (!org) { | |
142 goto loser; | |
143 } | |
144 len += org->len; | |
145 break; | |
146 case SEC_OID_AVA_DN_QUALIFIER: | |
147 if (dq) { | |
148 break; | |
149 } | |
150 dq = CERT_DecodeAVAValue(&ava->value); | |
151 if (!dq) { | |
152 goto loser; | |
153 } | |
154 len += dq->len; | |
155 break; | |
156 case SEC_OID_AVA_ORGANIZATIONAL_UNIT_NAME: | |
157 if (ou_count < MAX_OUS) { | |
158 orgunit[ou_count] = CERT_DecodeAVAValue(&ava->value); | |
159 if (!orgunit[ou_count]) { | |
160 goto loser; | |
161 } | |
162 len += orgunit[ou_count++]->len; | |
163 } | |
164 break; | |
165 case SEC_OID_AVA_DC: | |
166 if (dc_count < MAX_DC) { | |
167 dc[dc_count] = CERT_DecodeAVAValue(&ava->value); | |
168 if (!dc[dc_count]) { | |
169 goto loser; | |
170 } | |
171 len += dc[dc_count++]->len; | |
172 } | |
173 break; | |
174 case SEC_OID_PKCS9_EMAIL_ADDRESS: | |
175 case SEC_OID_RFC1274_MAIL: | |
176 if (email) { | |
177 break; | |
178 } | |
179 email = CERT_DecodeAVAValue(&ava->value); | |
180 if (!email) { | |
181 goto loser; | |
182 } | |
183 len += email->len; | |
184 break; | |
185 default: | |
186 break; | |
187 } | |
188 } | |
189 } | |
190 | |
191 /* XXX - add some for formatting */ | |
192 len += 128; | |
193 | |
194 /* allocate buffer */ | |
195 buf = (char *)PORT_Alloc(len); | |
196 if ( !buf ) { | |
197 goto loser; | |
198 } | |
199 | |
200 tmpbuf = buf; | |
201 | |
202 if ( cn ) { | |
203 PORT_Memcpy(tmpbuf, cn->data, cn->len); | |
204 tmpbuf += cn->len; | |
205 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
206 tmpbuf += BREAKLEN; | |
207 } | |
208 if ( email ) { | |
209 PORT_Memcpy(tmpbuf, email->data, email->len); | |
210 tmpbuf += ( email->len ); | |
211 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
212 tmpbuf += BREAKLEN; | |
213 } | |
214 for (i=ou_count-1; i >= 0; i--) { | |
215 PORT_Memcpy(tmpbuf, orgunit[i]->data, orgunit[i]->len); | |
216 tmpbuf += ( orgunit[i]->len ); | |
217 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
218 tmpbuf += BREAKLEN; | |
219 } | |
220 if ( dq ) { | |
221 PORT_Memcpy(tmpbuf, dq->data, dq->len); | |
222 tmpbuf += ( dq->len ); | |
223 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
224 tmpbuf += BREAKLEN; | |
225 } | |
226 if ( org ) { | |
227 PORT_Memcpy(tmpbuf, org->data, org->len); | |
228 tmpbuf += ( org->len ); | |
229 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
230 tmpbuf += BREAKLEN; | |
231 } | |
232 for (i=dc_count-1; i >= 0; i--) { | |
233 PORT_Memcpy(tmpbuf, dc[i]->data, dc[i]->len); | |
234 tmpbuf += ( dc[i]->len ); | |
235 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
236 tmpbuf += BREAKLEN; | |
237 } | |
238 first = PR_TRUE; | |
239 if ( loc ) { | |
240 PORT_Memcpy(tmpbuf, loc->data, loc->len); | |
241 tmpbuf += ( loc->len ); | |
242 first = PR_FALSE; | |
243 } | |
244 if ( state ) { | |
245 if ( !first ) { | |
246 PORT_Memcpy(tmpbuf, COMMA, COMMALEN); | |
247 tmpbuf += COMMALEN; | |
248 } | |
249 PORT_Memcpy(tmpbuf, state->data, state->len); | |
250 tmpbuf += ( state->len ); | |
251 first = PR_FALSE; | |
252 } | |
253 if ( country ) { | |
254 if ( !first ) { | |
255 PORT_Memcpy(tmpbuf, COMMA, COMMALEN); | |
256 tmpbuf += COMMALEN; | |
257 } | |
258 PORT_Memcpy(tmpbuf, country->data, country->len); | |
259 tmpbuf += ( country->len ); | |
260 first = PR_FALSE; | |
261 } | |
262 if ( !first ) { | |
263 PORT_Memcpy(tmpbuf, BREAK, BREAKLEN); | |
264 tmpbuf += BREAKLEN; | |
265 } | |
266 | |
267 *tmpbuf = 0; | |
268 | |
269 /* fall through and clean */ | |
270 loser: | |
271 if ( cn ) { | |
272 SECITEM_FreeItem(cn, PR_TRUE); | |
273 } | |
274 if ( email ) { | |
275 SECITEM_FreeItem(email, PR_TRUE); | |
276 } | |
277 for (i=ou_count-1; i >= 0; i--) { | |
278 SECITEM_FreeItem(orgunit[i], PR_TRUE); | |
279 } | |
280 if ( dq ) { | |
281 SECITEM_FreeItem(dq, PR_TRUE); | |
282 } | |
283 if ( org ) { | |
284 SECITEM_FreeItem(org, PR_TRUE); | |
285 } | |
286 for (i=dc_count-1; i >= 0; i--) { | |
287 SECITEM_FreeItem(dc[i], PR_TRUE); | |
288 } | |
289 if ( loc ) { | |
290 SECITEM_FreeItem(loc, PR_TRUE); | |
291 } | |
292 if ( state ) { | |
293 SECITEM_FreeItem(state, PR_TRUE); | |
294 } | |
295 if ( country ) { | |
296 SECITEM_FreeItem(country, PR_TRUE); | |
297 } | |
298 | |
299 return(buf); | |
300 } | |
301 | |
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