frost/secp256k1-zkp
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Get rid of precomputed H tables (Pieter Wuille)

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This commit is contained in:
Andrew Poelstra
2018-03-13 16:33:31 +00:00
parent ae1e576f67
commit 6d28767c79
8 changed files with 50 additions and 284 deletions
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16
src/secp256k1.c
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@@ -57,10 +57,6 @@ static const secp256k1_callback default_error_callback = {
struct secp256k1_context_struct {
secp256k1_ecmult_context ecmult_ctx;
secp256k1_ecmult_gen_context ecmult_gen_ctx;
#ifdef ENABLE_MODULE_RANGEPROOF
secp256k1_pedersen_context pedersen_ctx;
secp256k1_rangeproof_context rangeproof_ctx;
#endif
secp256k1_callback illegal_callback;
secp256k1_callback error_callback;
};
@@ -87,10 +83,6 @@ secp256k1_context* secp256k1_context_create(unsigned int flags) {
secp256k1_ecmult_context_init(&ret->ecmult_ctx);
secp256k1_ecmult_gen_context_init(&ret->ecmult_gen_ctx);
#ifdef ENABLE_MODULE_RANGEPROOF
secp256k1_pedersen_context_init(&ret->pedersen_ctx);
secp256k1_rangeproof_context_init(&ret->rangeproof_ctx);
#endif
if (flags & SECP256K1_FLAGS_BIT_CONTEXT_SIGN) {
secp256k1_ecmult_gen_context_build(&ret->ecmult_gen_ctx, &ret->error_callback);
@@ -108,10 +100,6 @@ secp256k1_context* secp256k1_context_clone(const secp256k1_context* ctx) {
ret->error_callback = ctx->error_callback;
secp256k1_ecmult_context_clone(&ret->ecmult_ctx, &ctx->ecmult_ctx, &ctx->error_callback);
secp256k1_ecmult_gen_context_clone(&ret->ecmult_gen_ctx, &ctx->ecmult_gen_ctx, &ctx->error_callback);
#ifdef ENABLE_MODULE_RANGEPROOF
secp256k1_pedersen_context_clone(&ret->pedersen_ctx, &ctx->pedersen_ctx, &ctx->error_callback);
secp256k1_rangeproof_context_clone(&ret->rangeproof_ctx, &ctx->rangeproof_ctx, &ctx->error_callback);
#endif
return ret;
}
@@ -120,10 +108,6 @@ void secp256k1_context_destroy(secp256k1_context* ctx) {
if (ctx != NULL) {
secp256k1_ecmult_context_clear(&ctx->ecmult_ctx);
secp256k1_ecmult_gen_context_clear(&ctx->ecmult_gen_ctx);
#ifdef ENABLE_MODULE_RANGEPROOF
secp256k1_pedersen_context_clear(&ctx->pedersen_ctx);
secp256k1_rangeproof_context_clear(&ctx->rangeproof_ctx);
#endif
free(ctx);
}