OSX/libsecurity_cryptkit/lib/CryptKitAsn1.h

   1 /*
   2  * CryptKitAsn1.h -  ASN1 templates for FEE objects
   3  */
   4
   5 #ifndef _CRYPT_KIT_ASN1_H_
   6 #define _CRYPT_KIT_ASN1_H_
   7
   8 #include "ckconfig.h"
   9
  10
  11 #include <Security/cssmtype.h>
  12 #include <Security/secasn1t.h>
  13
  14 #ifdef  __cplusplus
  15 extern "C" {
  16 #endif
  17
  18 /*
  19   -- FEE Curve parameters (defined in <security_cryptkit/feeTypes.h>)
  20         FEEPrimeType ::=    INTEGER { FPT_Mersenne(0), FPT_FEE(1), FPT_General(2) }
  21         FEECurveType ::=    INTEGER { FCT_Montgomery(0), FCT_Weierstrass(1),
  22                                                                   FCT_General(2) }
  23  */
  24
  25 /*
  26         FEECurveParameters ::= SEQUENCE
  27         {
  28                 primeType               FEEPrimeType,
  29                 curveType               FEECurveType,
  30                 q                       INTEGER,        -- unsigned
  31                 k                       INTEGER,        -- signed
  32                 m                       INTEGER,
  33                 a                       BigIntegerStr,
  34                 bb                      BigIntegerStr,  -- can't use variable/field b
  35                 c                       BigIntegerStr,
  36                 x1Plus                  BigIntegerStr,
  37                 x1Minus                 BigIntegerStr,
  38                 cOrderPlus              BigIntegerStr,
  39                 cOrderMinus             BigIntegerStr,
  40                 x1OrderPlus             BigIntegerStr,
  41                 x1OrderMinus    BigIntegerStr,
  42                 basePrime               BigIntegerStr OPTIONAL
  43                                                                                 -- iff FEEPrimeType == CT_GENERAL
  44 }
  45 */
  46 typedef struct {
  47         CSSM_DATA primeType;
  48         CSSM_DATA curveType;
  49         CSSM_DATA q;
  50         CSSM_DATA k;
  51         CSSM_DATA m;
  52         CSSM_DATA a;
  53         CSSM_DATA b_;                   // can't use variable/field b
  54         CSSM_DATA c;
  55         CSSM_DATA x1Plus;
  56         CSSM_DATA x1Minus;
  57         CSSM_DATA cOrderPlus;
  58         CSSM_DATA cOrderMinus;
  59         CSSM_DATA x1OrderPlus;
  60         CSSM_DATA x1OrderMinus;
  61         CSSM_DATA basePrime;            // OPTIONAL
  62 } FEECurveParametersASN1;
  63
  64 extern const SecAsn1Template FEECurveParametersASN1Template[];
  65
  66 /*
  67         -- FEE ElGamal-style signature
  68         FEEElGamalSignature ::= SEQUENCE {
  69                 u     BigIntegerStr,
  70                 pmX     BigIntegerStr
  71         }
  72 */
  73 typedef struct {
  74         CSSM_DATA       u;
  75         CSSM_DATA       pmX;
  76 } FEEElGamalSignatureASN1;
  77
  78 extern const SecAsn1Template FEEElGamalSignatureASN1Template[];
  79
  80 /*
  81         -- FEE ECDSA-style signature
  82         FEEECDSASignature ::= SEQUENCE {
  83                 c     BigIntegerStr,
  84                 d     BigIntegerStr
  85         }
  86 */
  87 typedef struct {
  88         CSSM_DATA       c;
  89         CSSM_DATA       d;
  90 } FEEECDSASignatureASN1;
  91
  92 extern const SecAsn1Template FEEECDSASignatureASN1Template[];
  93
  94 /*
  95         FEEPublicKey ::= SEQUENCE
  96         {
  97                 version                 INTEGER,
  98                 curveParams             FEECurveParameters,
  99                 plusX                   BigIntegerStr,
 100                 minusX                  BigIntegerStr,
 101                 plusY                   BigIntegerStr   OPTIONAL
 102                                 -- iff FEECurveType == ct-weierstrass
 103 }
 104 */
 105 typedef struct {
 106         CSSM_DATA               version;
 107         FEECurveParametersASN1  curveParams;
 108         CSSM_DATA               plusX;
 109         CSSM_DATA               minusX;
 110         CSSM_DATA               plusY;          // OPTIONAL
 111 } FEEPublicKeyASN1;
 112
 113 extern const SecAsn1Template FEEPublicKeyASN1Template[];
 114
 115 /*
 116         FEEPrivateKey ::= SEQUENCE
 117         {
 118                 version                 INTEGER,
 119                 curveParams             FEECurveParameters,
 120                 privData                BigIntegerStr
 121         }
 122 */
 123 typedef struct {
 124         CSSM_DATA               version;
 125         FEECurveParametersASN1  curveParams;
 126         CSSM_DATA               privData;
 127 } FEEPrivateKeyASN1;
 128
 129 extern const SecAsn1Template FEEPrivateKeyASN1Template[];
 130
 131 #ifdef  __cplusplus
 132 }
 133 #endif
 134
 135 #endif  /* _CRYPT_KIT_ASN1_H_ */