aboutsummaryrefslogtreecommitdiffstats
path: root/lib/public_key/asn1/PKCS-7.asn1
blob: f80954398e8ae8ae68ad0796632abd8e7a8262c5 (plain) (blame)
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
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
PKCS-7 {iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1) pkcs-7(7)
        modules(0) pkcs-7(1)}

DEFINITIONS EXPLICIT TAGS ::=
BEGIN

--
-- 3. Definitions
--

-- EXPORTS All;

IMPORTS

informationFramework, authenticationFramework
    FROM UsefulDefinitions {joint-iso-itu-t ds(5) module(1)
                            usefulDefinitions(0) 3}

  Name, ATTRIBUTE
    FROM InformationFramework informationFramework

  ALGORITHM, Certificate, CertificateSerialNumber,
    CertificateList, Time
    FROM AuthenticationFramework authenticationFramework;

--  contentType, messageDigest, signingTime
-- , counterSignature
--    FROM PKCS-9 {iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1)
--                 pkcs-9(9) modules(0) pkcs-9(1)};
--
-- 6. Useful types
--
pkcs-9 OBJECT IDENTIFIER ::= {iso(1) member-body(2) us(840)
                              rsadsi(113549) pkcs(1) 9}
contentType ATTRIBUTE ::= {
        WITH SYNTAX ContentType
--        EQUALITY MATCHING RULE objectIdentifierMatch
        SINGLE VALUE TRUE
        ID pkcs-9-at-contentType
}

pkcs-9-at-contentType                   OBJECT IDENTIFIER ::= {pkcs-9 3}
pkcs-9-at-messageDigest                 OBJECT IDENTIFIER ::= {pkcs-9 4}
pkcs-9-at-signingTime                   OBJECT IDENTIFIER ::= {pkcs-9 5}
pkcs-9-at-counterSignature              OBJECT IDENTIFIER ::= {pkcs-9 6}

counterSignature ATTRIBUTE ::= {
        WITH SYNTAX SignerInfo
        ID pkcs-9-at-counterSignature
}
messageDigest ATTRIBUTE ::= {
        WITH SYNTAX MessageDigest
--        EQUALITY MATCHING RULE octetStringMatch
        SINGLE VALUE TRUE
        ID pkcs-9-at-messageDigest
}

MessageDigest ::= OCTET STRING

signingTime ATTRIBUTE ::= {
        WITH SYNTAX SigningTime
--        EQUALITY MATCHING RULE signingTimeMatch
        SINGLE VALUE TRUE
        ID pkcs-9-at-signingTime
}

SigningTime ::= Time -- imported from ISO/IEC 9594-8


-- Also defined in X.509
-- Redeclared here as a parameterized type
AlgorithmIdentifier {ALGORITHM:IOSet} ::= SEQUENCE {
   algorithm   ALGORITHM.&id({IOSet}),
   parameters  ALGORITHM.&Type({IOSet}{@algorithm}) OPTIONAL
}

-- Also defined in X.501
-- Redeclared here as a parameterized type
Attribute { ATTRIBUTE:IOSet } ::= SEQUENCE {
  type    ATTRIBUTE.&id({IOSet}),
  values  SET SIZE (1..MAX) OF ATTRIBUTE.&Type({IOSet}{@type})
}

CertificateRevocationLists ::=
  SET OF CertificateList

Certificates ::=
  SEQUENCE OF Certificate

CRLSequence ::=
  SEQUENCE OF CertificateList

ContentEncryptionAlgorithmIdentifier ::=
  AlgorithmIdentifier {{ContentEncryptionAlgorithms}}

ContentEncryptionAlgorithms ALGORITHM ::= {
  ...  -- add any application-specific algorithms here
}

DigestAlgorithmIdentifier ::=
  AlgorithmIdentifier {{DigestAlgorithms}}

DigestAlgorithms ALGORITHM ::= {
   ...  -- add any application-specific algorithms here
}

DigestEncryptionAlgorithmIdentifier ::=
  AlgorithmIdentifier {{DigestEncryptionAlgorithms}}

DigestEncryptionAlgorithms ALGORITHM ::= {
  ...  -- add any application-specific algorithms here
}

ExtendedCertificateOrCertificate ::= CHOICE {
  certificate          Certificate,                      -- X.509
  extendedCertificate  [0] IMPLICIT ExtendedCertificate  -- PKCS#6
}

ExtendedCertificate ::= Certificate -- cheating

ExtendedCertificatesAndCertificates ::=
  SET OF ExtendedCertificateOrCertificate

IssuerAndSerialNumber ::= SEQUENCE {
  issuer        Name,
  serialNumber  CertificateSerialNumber
}

KeyEncryptionAlgorithmIdentifier ::=
  AlgorithmIdentifier {{KeyEncryptionAlgorithms}}

KeyEncryptionAlgorithms ALGORITHM ::= {
  ...  -- add any application-specific algorithms here
}

--
-- 7. General syntax
--

ContentInfo ::= SEQUENCE {
--  contentType  ContentType,
  contentType  CONTENTS.&id({Contents}),
  content      [0] EXPLICIT CONTENTS.&Type({Contents}{@contentType})
OPTIONAL
}

CONTENTS ::= TYPE-IDENTIFIER

Contents CONTENTS ::= {
  {Data                    IDENTIFIED BY data}                   |
  {SignedData              IDENTIFIED BY signedData}             |
  {EnvelopedData           IDENTIFIED BY envelopedData}          |
  {SignedAndEnvelopedData  IDENTIFIED BY signedAndEnvelopedData} |
  {DigestedData            IDENTIFIED BY digestedData}           |
  {EncryptedData           IDENTIFIED BY encryptedData},
  ...  -- add any application-specific types/contents here
}

ContentType ::= CONTENTS.&id({Contents})

--
-- 8. Data content type
--

Data ::= OCTET STRING

--
-- 9. Signed-data content type
--

SignedData ::= SEQUENCE {
--  version         INTEGER {sdVer1(1), sdVer2(2)} (sdVer1 | sdVer2),
  version         INTEGER {sdVer1(1), sdVer2(2)},
  digestAlgorithms
                  DigestAlgorithmIdentifiers,
  contentInfo     ContentInfo,
  certificates CHOICE {
    certSet       [0] IMPLICIT ExtendedCertificatesAndCertificates,
    certSequence  [2] IMPLICIT Certificates
  } OPTIONAL,
  crls CHOICE {
    crlSet        [1] IMPLICIT CertificateRevocationLists,
    crlSequence   [3] IMPLICIT CRLSequence
  } OPTIONAL,
  signerInfos     SignerInfos
} (WITH COMPONENTS { ..., version (sdVer1),
     digestAlgorithms   (WITH COMPONENTS { ..., daSet PRESENT }),
     certificates       (WITH COMPONENTS { ..., certSequence ABSENT }),
     crls               (WITH COMPONENTS { ..., crlSequence ABSENT }),
     signerInfos        (WITH COMPONENTS { ..., siSet PRESENT })
   } |
   WITH COMPONENTS { ..., version (sdVer2),
      digestAlgorithms  (WITH COMPONENTS { ..., daSequence PRESENT }),
      certificates      (WITH COMPONENTS { ..., certSet ABSENT }),
      crls              (WITH COMPONENTS { ..., crlSet ABSENT }),
      signerInfos       (WITH COMPONENTS { ..., siSequence PRESENT })
})

SignerInfos ::= CHOICE {
    siSet         SET OF SignerInfo,
    siSequence    SEQUENCE OF SignerInfo
}

DigestAlgorithmIdentifiers ::= CHOICE {
  daSet           SET OF DigestAlgorithmIdentifier,
  daSequence      SEQUENCE OF DigestAlgorithmIdentifier
}

SignerInfo ::= SEQUENCE {
--  version         INTEGER {siVer1(1), siVer2(2)} (siVer1 | siVer2),
  version         INTEGER {siVer1(1), siVer2(2)},
  issuerAndSerialNumber
                  IssuerAndSerialNumber,
  digestAlgorithm DigestAlgorithmIdentifier,
  authenticatedAttributes CHOICE {
    aaSet         [0] IMPLICIT SET OF Attribute {{Authenticated}},
    aaSequence    [2] EXPLICIT SEQUENCE OF Attribute {{Authenticated}}
    -- Explicit because easier to compute digest on sequence of attributes and then reuse
    -- encoded sequence in aaSequence.
  } OPTIONAL,
  digestEncryptionAlgorithm
                  DigestEncryptionAlgorithmIdentifier,
  encryptedDigest EncryptedDigest,
  unauthenticatedAttributes CHOICE {
    uaSet         [1] IMPLICIT SET OF Attribute {{Unauthenticated}},
    uaSequence    [3] IMPLICIT SEQUENCE OF Attribute {{Unauthenticated}}
  } OPTIONAL
} (WITH COMPONENTS { ..., version (siVer1),
  authenticatedAttributes       (WITH COMPONENTS { ..., aaSequence ABSENT }),
  unauthenticatedAttributes     (WITH COMPONENTS { ..., uaSequence ABSENT })
} | WITH COMPONENTS { ..., version (siVer2),
  authenticatedAttributes       (WITH COMPONENTS { ..., aaSet ABSENT }),
  unauthenticatedAttributes     (WITH COMPONENTS { ..., uaSet ABSENT })
})

Authenticated ATTRIBUTE ::= {
  contentType |
  messageDigest,
  ...,  -- add application-specific attributes here
  signingTime
}

Unauthenticated ATTRIBUTE ::= {
  contentType |
  messageDigest,
  ...,  -- add application-specific attributes here
  counterSignature
--  ...,  add application-specific attributes here
--  counterSignature
}

EncryptedDigest ::= OCTET STRING

DigestInfo ::= SEQUENCE {
  digestAlgorithm DigestAlgorithmIdentifier,
  digest          Digest
}

Digest ::= OCTET STRING

--
-- 10. Enveloped-data content type
--

EnvelopedData ::= SEQUENCE {
--  version         INTEGER {edVer0(0), edVer1(1)} (edVer0 | edVer1),
  version         INTEGER {edVer0(0), edVer1(1)},
  recipientInfos  RecipientInfos,
  encryptedContentInfo
                  EncryptedContentInfo
} (WITH COMPONENTS { ..., version (edVer0),
    recipientInfos      (WITH COMPONENTS { ..., riSet PRESENT })
} | WITH COMPONENTS { ..., version (edVer1),
    recipientInfos      (WITH COMPONENTS { ..., riSequence PRESENT })
})

RecipientInfos ::= CHOICE {
  riSet           SET OF RecipientInfo,
  riSequence      SEQUENCE OF RecipientInfo
}

EncryptedContentInfo ::= SEQUENCE {
  contentType     ContentType,
  contentEncryptionAlgorithm
                  ContentEncryptionAlgorithmIdentifier,
  encryptedContent
                  [0] IMPLICIT EncryptedContent OPTIONAL
}

EncryptedContent ::= OCTET STRING

RecipientInfo ::= SEQUENCE {
--  version         INTEGER {riVer0(0)} (riVer0),
  version         INTEGER {riVer0(0)},
  issuerAndSerialNumber
                  IssuerAndSerialNumber,
  keyEncryptionAlgorithm
                  KeyEncryptionAlgorithmIdentifier,
  encryptedKey    EncryptedKey
}

EncryptedKey ::= OCTET STRING

--
-- 11. Signed-and-enveloped-data content type
--

SignedAndEnvelopedData ::= SEQUENCE {
--  version         INTEGER {seVer1(1), seVer2(2)} (seVer1 | seVer2),
  version         INTEGER {seVer1(1), seVer2(2)},
  recipientInfos  RecipientInfos,
  digestAlgorithms
                  DigestAlgorithmIdentifiers,
  encryptedContentInfo
                  EncryptedContentInfo,
  certificates CHOICE {
    certSet       [0] IMPLICIT ExtendedCertificatesAndCertificates,
    certSequence  [2] IMPLICIT Certificates
  } OPTIONAL,
  crls CHOICE {
    crlSet        [1] IMPLICIT CertificateRevocationLists,
    crlSequence   [3] IMPLICIT CRLSequence
  } OPTIONAL,
  signerInfos     SignerInfos
} (WITH COMPONENTS { ..., version (seVer1),
    recipientInfos   (WITH COMPONENTS { ..., riSet PRESENT }),
    digestAlgorithms (WITH COMPONENTS { ..., daSet PRESENT }),
    certificates     (WITH COMPONENTS { ..., certSequence ABSENT }),
    crls             (WITH COMPONENTS { ..., crlSequence ABSENT }),
    signerInfos      (WITH COMPONENTS { ..., siSet PRESENT })
} |
  WITH COMPONENTS { ..., version (seVer2),
    recipientInfos   (WITH COMPONENTS { ..., riSequence PRESENT }),
    digestAlgorithms (WITH COMPONENTS { ..., daSequence PRESENT }),
    certificates     (WITH COMPONENTS { ..., certSet ABSENT }),
    crls             (WITH COMPONENTS { ..., crlSet ABSENT }),
    signerInfos      (WITH COMPONENTS { ..., siSequence PRESENT })
})

--
-- 12. Digested-data content type
--pbeWithSHAAnd3-KeyTripleDES-CBC

DigestedData ::= SEQUENCE {
--  version         INTEGER {ddVer0(0)} (ddVer0),
  version         INTEGER {ddVer0(0)},
  digestAlgorithm DigestAlgorithmIdentifier,
  contentInfo     ContentInfo,
  digest          Digest
}

--
-- 13. Encrypted-data content type
--

EncryptedData ::= SEQUENCE {
--  version		INTEGER {edVer0(0)} (edVer0),
  version		INTEGER {edVer0(0)},
  encryptedContentInfo  EncryptedContentInfo
}

--
-- 14. Object Identifiers
--

pkcs-7                  OBJECT IDENTIFIER ::=
  { iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1) 7 }
data                    OBJECT IDENTIFIER ::= { pkcs-7 1 }
signedData              OBJECT IDENTIFIER ::= { pkcs-7 2 }
envelopedData           OBJECT IDENTIFIER ::= { pkcs-7 3 }
signedAndEnvelopedData  OBJECT IDENTIFIER ::= { pkcs-7 4 }
digestedData            OBJECT IDENTIFIER ::= { pkcs-7 5 }
encryptedData           OBJECT IDENTIFIER ::= { pkcs-7 6 }

END