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1 /*******************************************************************************
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40 
41 /*
42 //
43 //  Purpose:
44 //     Cryptography Primitive.
45 //     Internal ECC (prime) basic Definitions & Function Prototypes
46 //
47 //
48 */
49 
50 #if !defined(_NEW_PCP_ECCP_H)
51 #define _NEW_PCP_ECCP_H
52 
53 #include "pcpgfpecstuff.h"
54 
55 
cpConstructBN(IppsBigNumState * pBN,cpSize len,BNU_CHUNK_T * pData,BNU_CHUNK_T * pBuffer)56 __INLINE IppsBigNumState* cpConstructBN(IppsBigNumState* pBN, cpSize len, BNU_CHUNK_T* pData, BNU_CHUNK_T* pBuffer)
57 {
58    BN_ID(pBN)   = idCtxBigNum;
59    BN_SIGN(pBN) = ippBigNumPOS;
60    BN_SIZE(pBN) = len;
61    BN_ROOM(pBN) = len;
62    BN_NUMBER(pBN) = pData;
63    BN_BUFFER(pBN) = pBuffer;
64    return pBN;
65 }
66 
67 /* set EC parameters */
68 #define ECCPSetDP OWNAPI(ECCPSetDP)
69 IppStatus ECCPSetDP(const IppsGFpMethod* method,
70                         int pLen, const BNU_CHUNK_T* pP,
71                         int aLen, const BNU_CHUNK_T* pA,
72                         int bLen, const BNU_CHUNK_T* pB,
73                         int xLen, const BNU_CHUNK_T* pX,
74                         int yLen, const BNU_CHUNK_T* pY,
75                         int rLen, const BNU_CHUNK_T* pR,
76                         BNU_CHUNK_T h,
77                         IppsGFpECState* pEC);
78 
79 /*
80 // Recommended (Standard) Domain Parameters
81 */
82 extern const BNU_CHUNK_T secp112r1_p[]; // (2^128 -3)/76439
83 extern const BNU_CHUNK_T secp112r1_a[];
84 extern const BNU_CHUNK_T secp112r1_b[];
85 extern const BNU_CHUNK_T secp112r1_gx[];
86 extern const BNU_CHUNK_T secp112r1_gy[];
87 extern const BNU_CHUNK_T secp112r1_r[];
88 extern       BNU_CHUNK_T secp112r1_h;
89 
90 extern const BNU_CHUNK_T secp112r2_p[]; // (2^128 -3)/76439
91 extern const BNU_CHUNK_T secp112r2_a[];
92 extern const BNU_CHUNK_T secp112r2_b[];
93 extern const BNU_CHUNK_T secp112r2_gx[];
94 extern const BNU_CHUNK_T secp112r2_gy[];
95 extern const BNU_CHUNK_T secp112r2_r[];
96 extern       BNU_CHUNK_T secp112r2_h;
97 
98 extern const BNU_CHUNK_T secp128r1_p[]; // 2^128 -2^97 -1
99 extern const BNU_CHUNK_T secp128r1_a[];
100 extern const BNU_CHUNK_T secp128r1_b[];
101 extern const BNU_CHUNK_T secp128r1_gx[];
102 extern const BNU_CHUNK_T secp128r1_gy[];
103 extern const BNU_CHUNK_T secp128r1_r[];
104 extern       BNU_CHUNK_T secp128r1_h;
105 
106 extern const BNU_CHUNK_T* secp128_mx[];
107 
108 extern const BNU_CHUNK_T secp128r2_p[]; // 2^128 -2^97 -1
109 extern const BNU_CHUNK_T secp128r2_a[];
110 extern const BNU_CHUNK_T secp128r2_b[];
111 extern const BNU_CHUNK_T secp128r2_gx[];
112 extern const BNU_CHUNK_T secp128r2_gy[];
113 extern const BNU_CHUNK_T secp128r2_r[];
114 extern       BNU_CHUNK_T secp128r2_h;
115 
116 extern const BNU_CHUNK_T secp160r1_p[]; // 2^160 -2^31 -1
117 extern const BNU_CHUNK_T secp160r1_a[];
118 extern const BNU_CHUNK_T secp160r1_b[];
119 extern const BNU_CHUNK_T secp160r1_gx[];
120 extern const BNU_CHUNK_T secp160r1_gy[];
121 extern const BNU_CHUNK_T secp160r1_r[];
122 extern       BNU_CHUNK_T secp160r1_h;
123 
124 extern const BNU_CHUNK_T secp160r2_p[]; // 2^160 -2^32 -2^14 -2^12 -2^9 -2^8 -2^7 -2^2 -1
125 extern const BNU_CHUNK_T secp160r2_a[];
126 extern const BNU_CHUNK_T secp160r2_b[];
127 extern const BNU_CHUNK_T secp160r2_gx[];
128 extern const BNU_CHUNK_T secp160r2_gy[];
129 extern const BNU_CHUNK_T secp160r2_r[];
130 extern       BNU_CHUNK_T secp160r2_h;
131 
132 extern const BNU_CHUNK_T secp192r1_p[]; // 2^192 -2^64 -1
133 extern const BNU_CHUNK_T secp192r1_a[];
134 extern const BNU_CHUNK_T secp192r1_b[];
135 extern const BNU_CHUNK_T secp192r1_gx[];
136 extern const BNU_CHUNK_T secp192r1_gy[];
137 extern const BNU_CHUNK_T secp192r1_r[];
138 extern       BNU_CHUNK_T secp192r1_h;
139 
140 extern const BNU_CHUNK_T secp224r1_p[]; // 2^224 -2^96 +1
141 extern const BNU_CHUNK_T secp224r1_a[];
142 extern const BNU_CHUNK_T secp224r1_b[];
143 extern const BNU_CHUNK_T secp224r1_gx[];
144 extern const BNU_CHUNK_T secp224r1_gy[];
145 extern const BNU_CHUNK_T secp224r1_r[];
146 extern       BNU_CHUNK_T secp224r1_h;
147 
148 extern const BNU_CHUNK_T secp256r1_p[]; // 2^256 -2^224 +2^192 +2^96 -1
149 extern const BNU_CHUNK_T secp256r1_a[];
150 extern const BNU_CHUNK_T secp256r1_b[];
151 extern const BNU_CHUNK_T secp256r1_gx[];
152 extern const BNU_CHUNK_T secp256r1_gy[];
153 extern const BNU_CHUNK_T secp256r1_r[];
154 extern       BNU_CHUNK_T secp256r1_h;
155 
156 extern const BNU_CHUNK_T secp384r1_p[]; // 2^384 -2^128 -2^96 +2^32 -1
157 extern const BNU_CHUNK_T secp384r1_a[];
158 extern const BNU_CHUNK_T secp384r1_b[];
159 extern const BNU_CHUNK_T secp384r1_gx[];
160 extern const BNU_CHUNK_T secp384r1_gy[];
161 extern const BNU_CHUNK_T secp384r1_r[];
162 extern       BNU_CHUNK_T secp384r1_h;
163 
164 extern const BNU_CHUNK_T secp521r1_p[]; // 2^521 -1
165 extern const BNU_CHUNK_T secp521r1_a[];
166 extern const BNU_CHUNK_T secp521r1_b[];
167 extern const BNU_CHUNK_T secp521r1_gx[];
168 extern const BNU_CHUNK_T secp521r1_gy[];
169 extern const BNU_CHUNK_T secp521r1_r[];
170 extern       BNU_CHUNK_T secp521r1_h;
171 
172 extern const BNU_CHUNK_T tpmBN_p256p_p[]; // TPM BN_P256
173 extern const BNU_CHUNK_T tpmBN_p256p_a[];
174 extern const BNU_CHUNK_T tpmBN_p256p_b[];
175 extern const BNU_CHUNK_T tpmBN_p256p_gx[];
176 extern const BNU_CHUNK_T tpmBN_p256p_gy[];
177 extern const BNU_CHUNK_T tpmBN_p256p_r[];
178 extern       BNU_CHUNK_T tpmBN_p256p_h;
179 
180 extern const BNU_CHUNK_T tpmSM2_p256_p[]; // TPM SM2_P256
181 extern const BNU_CHUNK_T tpmSM2_p256_a[];
182 extern const BNU_CHUNK_T tpmSM2_p256_b[];
183 extern const BNU_CHUNK_T tpmSM2_p256_gx[];
184 extern const BNU_CHUNK_T tpmSM2_p256_gy[];
185 extern const BNU_CHUNK_T tpmSM2_p256_r[];
186 extern       BNU_CHUNK_T tpmSM2_p256_h;
187 
188 extern const BNU_CHUNK_T* tpmSM2_p256_p_mx[];
189 
190 /* half of some std  modulus */
191 extern const BNU_CHUNK_T h_secp128r1_p[];
192 extern const BNU_CHUNK_T h_secp192r1_p[];
193 extern const BNU_CHUNK_T h_secp224r1_p[];
194 extern const BNU_CHUNK_T h_secp256r1_p[];
195 extern const BNU_CHUNK_T h_secp384r1_p[];
196 extern const BNU_CHUNK_T h_secp521r1_p[];
197 extern const BNU_CHUNK_T h_tpmSM2_p256_p[];
198 
cpModAdd_BNU(BNU_CHUNK_T * pR,const BNU_CHUNK_T * pA,const BNU_CHUNK_T * pB,const BNU_CHUNK_T * pM,int ns,BNU_CHUNK_T * pBuffer)199 __INLINE BNU_CHUNK_T* cpModAdd_BNU(BNU_CHUNK_T* pR,
200                              const BNU_CHUNK_T* pA, const BNU_CHUNK_T* pB,
201                              const BNU_CHUNK_T* pM, int ns,
202                                    BNU_CHUNK_T* pBuffer)
203 {
204    BNU_CHUNK_T e = cpAdd_BNU(pR, pA, pB, ns);
205    e -= cpSub_BNU(pBuffer, pR, pM, ns);
206    MASKED_COPY_BNU(pR, e, pR, pBuffer, ns);
207    return pR;
208 }
209 
cpModSub_BNU(BNU_CHUNK_T * pR,const BNU_CHUNK_T * pA,const BNU_CHUNK_T * pB,const BNU_CHUNK_T * pM,int ns,BNU_CHUNK_T * pBuffer)210 __INLINE BNU_CHUNK_T* cpModSub_BNU(BNU_CHUNK_T* pR,
211                              const BNU_CHUNK_T* pA, const BNU_CHUNK_T* pB,
212                              const BNU_CHUNK_T* pM, int ns,
213                                    BNU_CHUNK_T* pBuffer)
214 {
215    BNU_CHUNK_T e = cpSub_BNU(pR, pA, pB, ns);
216    cpAdd_BNU(pBuffer, pR, pM, ns);
217    MASKED_COPY_BNU(pR, (0-e), pBuffer, pR, ns);
218    return pR;
219 }
220 
221 #endif /* _NEW_PCP_ECCP_H */
222