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Differential D5031 Diff 15739 src/secp256k1/src/ecmult_gen.h

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src/secp256k1/src/ecmult_gen.h

Show All 22 Linestypedef struct {
* None of the resulting prec group elements have a known scalar, and neither do any of * None of the resulting prec group elements have a known scalar, and neither do any of
* the intermediate sums while computing a*G. * the intermediate sums while computing a*G.
*/ */
secp256k1_ge_storage (*prec)[64][16]; /* prec[j][i] = 16^j * i * G + U_i */ secp256k1_ge_storage (*prec)[64][16]; /* prec[j][i] = 16^j * i * G + U_i */
secp256k1_scalar blind; secp256k1_scalar blind;
secp256k1_gej initial; secp256k1_gej initial;
} secp256k1_ecmult_gen_context; } secp256k1_ecmult_gen_context;
static const size_t SECP256K1_ECMULT_GEN_CONTEXT_PREALLOCATED_SIZE;
static void secp256k1_ecmult_gen_context_init(secp256k1_ecmult_gen_context* ctx); static void secp256k1_ecmult_gen_context_init(secp256k1_ecmult_gen_context* ctx);
static void secp256k1_ecmult_gen_context_build(secp256k1_ecmult_gen_context* ctx, const secp256k1_callback* cb); static void secp256k1_ecmult_gen_context_build(secp256k1_ecmult_gen_context* ctx, void **prealloc);
static void secp256k1_ecmult_gen_context_clone(secp256k1_ecmult_gen_context *dst, static void secp256k1_ecmult_gen_context_finalize_memcpy(secp256k1_ecmult_gen_context *dst, const secp256k1_ecmult_gen_context* src);
const secp256k1_ecmult_gen_context* src, const secp256k1_callback* cb);
static void secp256k1_ecmult_gen_context_clear(secp256k1_ecmult_gen_context* ctx); static void secp256k1_ecmult_gen_context_clear(secp256k1_ecmult_gen_context* ctx);
static int secp256k1_ecmult_gen_context_is_built(const secp256k1_ecmult_gen_context* ctx); static int secp256k1_ecmult_gen_context_is_built(const secp256k1_ecmult_gen_context* ctx);
/** Multiply with the generator: R = a*G */ /** Multiply with the generator: R = a*G */
static void secp256k1_ecmult_gen(const secp256k1_ecmult_gen_context* ctx, secp256k1_gej *r, const secp256k1_scalar *a); static void secp256k1_ecmult_gen(const secp256k1_ecmult_gen_context* ctx, secp256k1_gej *r, const secp256k1_scalar *a);
static void secp256k1_ecmult_gen_blind(secp256k1_ecmult_gen_context *ctx, const unsigned char *seed32); static void secp256k1_ecmult_gen_blind(secp256k1_ecmult_gen_context *ctx, const unsigned char *seed32);
#endif /* SECP256K1_ECMULT_GEN_H */ #endif /* SECP256K1_ECMULT_GEN_H */