1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
|
/* Do not modify this file. Changes will be overwritten. */
/* Generated automatically by the ASN.1 to Wireshark dissector compiler */
/* packet-pkcs10.c */
/* asn2wrs.py -b -p pkcs10 -c ./pkcs10.cnf -s ./packet-pkcs10-template -D . -O ../.. PKCS10.asn */
/* Input file: packet-pkcs10-template.c */
#line 1 "./asn1/pkcs10/packet-pkcs10-template.c"
/* packet-p10.c
*
* Routines for PKCS10 packet dissection
* Martin Peylo <wireshark@izac.de> 2018
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/oids.h>
#include <epan/asn1.h>
#include "packet-ber.h"
#include "packet-pkcs10.h"
#include "packet-pkix1explicit.h"
#include "packet-pkix1implicit.h"
#include <epan/prefs.h>
#define PNAME "PKCS10 Certification Request"
#define PSNAME "PKCS10"
#define PFNAME "pkcs10"
void proto_register_pkcs10(void);
/* Initialize the protocol and registered fields */
static int proto_pkcs10 = -1;
/*--- Included file: packet-pkcs10-hf.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-hf.c"
static int hf_pkcs10_Attributes_PDU = -1; /* Attributes */
static int hf_pkcs10_CertificationRequest_PDU = -1; /* CertificationRequest */
static int hf_pkcs10_version = -1; /* T_version */
static int hf_pkcs10_subject = -1; /* Name */
static int hf_pkcs10_subjectPKInfo = -1; /* SubjectPublicKeyInfo */
static int hf_pkcs10_attributes = -1; /* Attributes */
static int hf_pkcs10_Attributes_item = -1; /* Attribute */
static int hf_pkcs10_type = -1; /* T_type */
static int hf_pkcs10_values = -1; /* T_values */
static int hf_pkcs10_values_item = -1; /* T_values_item */
static int hf_pkcs10_certificationRequestInfo = -1; /* CertificationRequestInfo */
static int hf_pkcs10_signatureAlgorithm = -1; /* AlgorithmIdentifier */
static int hf_pkcs10_signature = -1; /* BIT_STRING */
/*--- End of included file: packet-pkcs10-hf.c ---*/
#line 46 "./asn1/pkcs10/packet-pkcs10-template.c"
/* Initialize the subtree pointers */
/*--- Included file: packet-pkcs10-ett.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-ett.c"
static gint ett_pkcs10_CertificationRequestInfo = -1;
static gint ett_pkcs10_Attributes = -1;
static gint ett_pkcs10_Attribute = -1;
static gint ett_pkcs10_T_values = -1;
static gint ett_pkcs10_CertificationRequest = -1;
/*--- End of included file: packet-pkcs10-ett.c ---*/
#line 49 "./asn1/pkcs10/packet-pkcs10-template.c"
/*--- Included file: packet-pkcs10-fn.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-fn.c"
static const value_string pkcs10_T_version_vals[] = {
{ 0, "v1" },
{ 0, NULL }
};
static int
dissect_pkcs10_T_version(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
NULL);
return offset;
}
static int
dissect_pkcs10_T_type(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_object_identifier_str(implicit_tag, actx, tree, tvb, offset, hf_pkcs10_type, &actx->external.direct_reference);
return offset;
}
static int
dissect_pkcs10_T_values_item(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
#line 29 "./asn1/pkcs10/pkcs10.cnf"
offset=call_ber_oid_callback(actx->external.direct_reference, tvb, offset, actx->pinfo, tree, NULL);
return offset;
}
static const ber_sequence_t T_values_set_of[1] = {
{ &hf_pkcs10_values_item , BER_CLASS_ANY, 0, BER_FLAGS_NOOWNTAG, dissect_pkcs10_T_values_item },
};
static int
dissect_pkcs10_T_values(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_set_of(implicit_tag, actx, tree, tvb, offset,
T_values_set_of, hf_index, ett_pkcs10_T_values);
return offset;
}
static const ber_sequence_t Attribute_sequence[] = {
{ &hf_pkcs10_type , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_pkcs10_T_type },
{ &hf_pkcs10_values , BER_CLASS_UNI, BER_UNI_TAG_SET, BER_FLAGS_NOOWNTAG, dissect_pkcs10_T_values },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_pkcs10_Attribute(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
Attribute_sequence, hf_index, ett_pkcs10_Attribute);
return offset;
}
static const ber_sequence_t Attributes_set_of[1] = {
{ &hf_pkcs10_Attributes_item, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkcs10_Attribute },
};
static int
dissect_pkcs10_Attributes(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_set_of(implicit_tag, actx, tree, tvb, offset,
Attributes_set_of, hf_index, ett_pkcs10_Attributes);
return offset;
}
static const ber_sequence_t CertificationRequestInfo_sequence[] = {
{ &hf_pkcs10_version , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs10_T_version },
{ &hf_pkcs10_subject , BER_CLASS_ANY, -1, BER_FLAGS_NOOWNTAG, dissect_pkix1explicit_Name },
{ &hf_pkcs10_subjectPKInfo, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkix1explicit_SubjectPublicKeyInfo },
{ &hf_pkcs10_attributes , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_pkcs10_Attributes },
{ NULL, 0, 0, 0, NULL }
};
static int
dissect_pkcs10_CertificationRequestInfo(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
CertificationRequestInfo_sequence, hf_index, ett_pkcs10_CertificationRequestInfo);
return offset;
}
static int
dissect_pkcs10_BIT_STRING(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
NULL, hf_index, -1,
NULL);
return offset;
}
static const ber_sequence_t CertificationRequest_sequence[] = {
{ &hf_pkcs10_certificationRequestInfo, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkcs10_CertificationRequestInfo },
{ &hf_pkcs10_signatureAlgorithm, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkix1explicit_AlgorithmIdentifier },
{ &hf_pkcs10_signature , BER_CLASS_UNI, BER_UNI_TAG_BITSTRING, BER_FLAGS_NOOWNTAG, dissect_pkcs10_BIT_STRING },
{ NULL, 0, 0, 0, NULL }
};
int
dissect_pkcs10_CertificationRequest(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
CertificationRequest_sequence, hf_index, ett_pkcs10_CertificationRequest);
return offset;
}
/*--- PDUs ---*/
static int dissect_Attributes_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
int offset = 0;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
offset = dissect_pkcs10_Attributes(FALSE, tvb, offset, &asn1_ctx, tree, hf_pkcs10_Attributes_PDU);
return offset;
}
static int dissect_CertificationRequest_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
int offset = 0;
asn1_ctx_t asn1_ctx;
asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, TRUE, pinfo);
offset = dissect_pkcs10_CertificationRequest(FALSE, tvb, offset, &asn1_ctx, tree, hf_pkcs10_CertificationRequest_PDU);
return offset;
}
/*--- End of included file: packet-pkcs10-fn.c ---*/
#line 50 "./asn1/pkcs10/packet-pkcs10-template.c"
/*--- proto_register_pkcs10 ----------------------------------------------*/
void proto_register_pkcs10(void) {
/* List of fields */
static hf_register_info hf[] = {
/*--- Included file: packet-pkcs10-hfarr.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-hfarr.c"
{ &hf_pkcs10_Attributes_PDU,
{ "Attributes", "pkcs10.Attributes",
FT_UINT32, BASE_DEC, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_CertificationRequest_PDU,
{ "CertificationRequest", "pkcs10.CertificationRequest_element",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_version,
{ "version", "pkcs10.version",
FT_UINT32, BASE_DEC, VALS(pkcs10_T_version_vals), 0,
NULL, HFILL }},
{ &hf_pkcs10_subject,
{ "subject", "pkcs10.subject",
FT_UINT32, BASE_DEC, NULL, 0,
"Name", HFILL }},
{ &hf_pkcs10_subjectPKInfo,
{ "subjectPKInfo", "pkcs10.subjectPKInfo_element",
FT_NONE, BASE_NONE, NULL, 0,
"SubjectPublicKeyInfo", HFILL }},
{ &hf_pkcs10_attributes,
{ "attributes", "pkcs10.attributes",
FT_UINT32, BASE_DEC, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_Attributes_item,
{ "Attribute", "pkcs10.Attribute_element",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_type,
{ "type", "pkcs10.type",
FT_OID, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_values,
{ "values", "pkcs10.values",
FT_UINT32, BASE_DEC, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_values_item,
{ "values item", "pkcs10.values_item_element",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_certificationRequestInfo,
{ "certificationRequestInfo", "pkcs10.certificationRequestInfo_element",
FT_NONE, BASE_NONE, NULL, 0,
NULL, HFILL }},
{ &hf_pkcs10_signatureAlgorithm,
{ "signatureAlgorithm", "pkcs10.signatureAlgorithm_element",
FT_NONE, BASE_NONE, NULL, 0,
"AlgorithmIdentifier", HFILL }},
{ &hf_pkcs10_signature,
{ "signature", "pkcs10.signature",
FT_BYTES, BASE_NONE, NULL, 0,
"BIT_STRING", HFILL }},
/*--- End of included file: packet-pkcs10-hfarr.c ---*/
#line 57 "./asn1/pkcs10/packet-pkcs10-template.c"
};
/* List of subtrees */
static gint *ett[] = {
/*--- Included file: packet-pkcs10-ettarr.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-ettarr.c"
&ett_pkcs10_CertificationRequestInfo,
&ett_pkcs10_Attributes,
&ett_pkcs10_Attribute,
&ett_pkcs10_T_values,
&ett_pkcs10_CertificationRequest,
/*--- End of included file: packet-pkcs10-ettarr.c ---*/
#line 62 "./asn1/pkcs10/packet-pkcs10-template.c"
};
/* Register protocol */
proto_pkcs10 = proto_register_protocol(PNAME, PSNAME, PFNAME);
/* Register fields and subtrees */
proto_register_field_array(proto_pkcs10, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
register_ber_syntax_dissector("CertificationRequest", proto_pkcs10, dissect_CertificationRequest_PDU);
register_ber_oid_syntax(".p10", NULL, "CertificationRequest");
register_ber_oid_syntax(".csr", NULL, "CertificationRequest");
}
/*--- proto_reg_handoff_pkcs10 -------------------------------------------*/
void proto_reg_handoff_pkcs10(void) {
dissector_handle_t csr_handle;
/*--- Included file: packet-pkcs10-dis-tab.c ---*/
#line 1 "./asn1/pkcs10/packet-pkcs10-dis-tab.c"
register_ber_oid_dissector("1.2.840.113549.1.9.9", dissect_Attributes_PDU, proto_pkcs10, "pkcs-9-at-extendedCertificateAttributes");
/*--- End of included file: packet-pkcs10-dis-tab.c ---*/
#line 81 "./asn1/pkcs10/packet-pkcs10-template.c"
csr_handle = create_dissector_handle(dissect_CertificationRequest_PDU, proto_pkcs10);
dissector_add_string("media_type", "application/pkcs10", csr_handle); /* RFC 5967 */
dissector_add_string("rfc7468.preeb_label", "CERTIFICATE REQUEST", csr_handle); /* RFC 7468 */
dissector_add_string("rfc7468.preeb_label", "NEW CERTIFICATE REQUEST", csr_handle); /* RFC 7468 Appendix A. Non-conforming expample*/
}
|
