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src/secp256k1/src/modules/recovery/main_impl.h
| Show First 20 Lines • Show All 142 Lines • ▼ Show 20 Lines | if (!overflow && !secp256k1_scalar_is_zero(&sec)) { | ||||
| unsigned int count = 0; | unsigned int count = 0; | ||||
| secp256k1_scalar_set_b32(&msg, msg32, NULL); | secp256k1_scalar_set_b32(&msg, msg32, NULL); | ||||
| while (1) { | while (1) { | ||||
| ret = noncefp(nonce32, msg32, seckey, secp256k1_ecdsa_recoverable_algo16, (void*)noncedata, count); | ret = noncefp(nonce32, msg32, seckey, secp256k1_ecdsa_recoverable_algo16, (void*)noncedata, count); | ||||
| if (!ret) { | if (!ret) { | ||||
| break; | break; | ||||
| } | } | ||||
| secp256k1_scalar_set_b32(&non, nonce32, &overflow); | secp256k1_scalar_set_b32(&non, nonce32, &overflow); | ||||
| if (!secp256k1_scalar_is_zero(&non) && !overflow) { | if (!overflow && !secp256k1_scalar_is_zero(&non)) { | ||||
| if (secp256k1_ecdsa_sig_sign(&ctx->ecmult_gen_ctx, &r, &s, &sec, &msg, &non, &recid)) { | if (secp256k1_ecdsa_sig_sign(&ctx->ecmult_gen_ctx, &r, &s, &sec, &msg, &non, &recid)) { | ||||
| break; | break; | ||||
| } | } | ||||
| } | } | ||||
| count++; | count++; | ||||
| } | } | ||||
| memset(nonce32, 0, 32); | memset(nonce32, 0, 32); | ||||
| secp256k1_scalar_clear(&msg); | secp256k1_scalar_clear(&msg); | ||||
| Show All 35 Lines | |||||