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WNAF_SIZE

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jl777
2019-02-21 01:55:28 -11:00
parent 99bf645bf1
commit ba4917acf4
1 changed files with 9 additions and 1 deletions
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10
src/secp256k1/src/ecmult_const_impl.h
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@@ -14,12 +14,20 @@
#include "ecmult_const.h" #include "ecmult_const.h"
#include "ecmult_impl.h" #include "ecmult_impl.h"
#ifdef USE_ENDOMORPHISM
#define WNAF_BITS 128
#else
#define WNAF_BITS 256
#endif
#define WNAF_SIZE_BITS(bits, w) (((bits) + (w) - 1) / (w))
#define WNAF_SIZE(w) WNAF_SIZE_BITS(WNAF_BITS, w)
#ifdef USE_ENDOMORPHISM #ifdef USE_ENDOMORPHISM
#define WNAF_BITS 128 #define WNAF_BITS 128
#else #else
#define WNAF_BITS 256 #define WNAF_BITS 256
#endif #endif
#define WNAF_SIZE(w) ((WNAF_BITS + (w) - 1) / (w)) //#define WNAF_SIZE(w) ((WNAF_BITS + (w) - 1) / (w))
/* This is like `ECMULT_TABLE_GET_GE` but is constant time */ /* This is like `ECMULT_TABLE_GET_GE` but is constant time */
#define ECMULT_CONST_TABLE_GET_GE(r,pre,n,w) do { \ #define ECMULT_CONST_TABLE_GET_GE(r,pre,n,w) do { \