Security/libsecurity_apple_x509_cl/lib/CLFieldsCommon.h

   1 /*
   2  * Copyright (c) 2000-2002,2011,2014 Apple Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 /*
  20  * CLFieldsCommon.h - get/set/free routines common to certs and CRLs
  21  */
  22
  23 #ifndef _CL_FIELDS_COMMON_H_
  24 #define _CL_FIELDS_COMMON_H_
  25
  26 #include <Security/cssmtype.h>
  27 #include <security_cdsa_utilities/cssmdata.h>
  28
  29 #include "DecodedItem.h"
  30
  31 #include <security_utilities/globalizer.h>
  32
  33 #include <Security/X509Templates.h>
  34
  35 #ifdef  __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 /*
  40  * As of the NSS conversion, getField ops do NOT take a const
  41  * DecodedItem argument since many of them use the DecodedItem's
  42  * SecNssCoder for intermediate ops.
  43  */
  44 typedef bool (getItemFieldFcn) (
  45         DecodedItem                     &item,
  46         unsigned                        index,                  // which occurrence (0 = first)
  47         uint32                          &numFields,             // RETURNED
  48         CssmOwnedData           &fieldValue);   // RETURNED
  49 typedef void (setItemFieldFcn) (
  50         DecodedItem                     &item,
  51         const CssmData          &fieldValue);
  52 typedef void (freeFieldFcn) (
  53         CssmOwnedData           &fieldValue);
  54
  55 bool clOidToNssInfo(
  56         const CSSM_OID                  &oid,
  57         unsigned                                &nssObjLen,             // RETURNED
  58         const SecAsn1Template   *&templ);               // RETURNED
  59
  60 /*
  61  * Routines for common validity checking for certificateToSign fields.
  62  *
  63  * Call from setField*: verify field isn't already set, optionally validate
  64  * input length
  65  */
  66 void tbsSetCheck(
  67         void                            *fieldToSet,
  68         const CssmData          &fieldValue,
  69         uint32                          expLength,
  70         const char                      *op);
  71
  72 /*
  73  * Call from getField* for unique fields - detect missing field or
  74  * index out of bounds.
  75  */
  76 bool tbsGetCheck(
  77         const void                      *requiredField,
  78         uint32                          reqIndex);
  79
  80 /* common extension get/set/free */
  81 void getFieldExtenCommon(
  82         void                            *cdsaObj,                       // e.g. CE_KeyUsage
  83                                                                                         // CSSM_DATA_PTR for berEncoded
  84         const DecodedExten &decodedExt,
  85         CssmOwnedData           &fieldValue);
  86
  87 CSSM_X509_EXTENSION_PTR verifySetFreeExtension(
  88         const CssmData          &fieldValue,
  89         bool                            berEncoded);            // false: value in value.parsedValue
  90                                                                                         // true : value in BERValue
  91 void freeFieldExtenCommon(
  92         CSSM_X509_EXTENSION_PTR exten,
  93         Allocator                       &alloc);
  94
  95 /*
  96  * Common code for get/set subject/issuer name (C struct version)
  97  */
  98 bool getField_RDN_NSS (
  99         const NSS_Name          &nssName,
 100         CssmOwnedData           &fieldValue);   // RETURNED
 101
 102 void freeField_RDN  (
 103         CssmOwnedData           &fieldValue);
 104
 105 /* get normalized RDN */
 106 bool getField_normRDN_NSS (
 107         const CSSM_DATA         &derName,
 108         uint32                          &numFields,             // RETURNED (if successful, 0 or 1)
 109         CssmOwnedData           &fieldValue);   // RETURNED
 110
 111 /*
 112  * Common code for Time fields - Validity not before/after, this/next update
 113  * Format: CSSM_X509_TIME
 114  */
 115 void freeField_Time (
 116         CssmOwnedData   &fieldValue);
 117
 118 bool getField_TimeNSS (
 119         const NSS_Time  &derTime,
 120         unsigned                index,                  // which occurrence (0 = first)
 121         uint32                  &numFields,             // RETURNED
 122         CssmOwnedData   &fieldValue);   // RETURNED
 123 void setField_TimeNSS (
 124         const CssmData  &fieldValue,
 125         NSS_Time                &nssTime,
 126         SecNssCoder             &coder);
 127
 128 void getField_AlgIdNSS (
 129         const CSSM_X509_ALGORITHM_IDENTIFIER    &srcAlgId,
 130         CssmOwnedData                                                   &fieldValue);   // RETURNED
 131 void setField_AlgIdNSS (
 132         const CssmData                                  &fieldValue,
 133         CSSM_X509_ALGORITHM_IDENTIFIER  &dstAlgId,
 134         SecNssCoder                                             &coder);
 135
 136 void freeField_AlgId (
 137         CssmOwnedData                           &fieldValue);
 138
 139 getItemFieldFcn getFieldUnknownExt, getField_Unimplemented;
 140 setItemFieldFcn setFieldUnknownExt, setField_ReadOnly;
 141 freeFieldFcn freeFieldUnknownExt, freeFieldSimpleExtension;
 142
 143 #ifdef  __cplusplus
 144 }
 145 #endif
 146
 147 #endif  /* _CL_FIELDS_COMMON_H_ */