Fix subscript[0] potential bugs in key.cpp
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4b1c0f2e2e
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30ac7688e3
1 changed files with 5 additions and 5 deletions
10
src/key.cpp
10
src/key.cpp
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@ -138,7 +138,7 @@ CPrivKey CKey::GetPrivKey() const {
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size_t privkeylen;
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privkey.resize(279);
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privkeylen = 279;
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ret = ec_privkey_export_der(secp256k1_context_sign, (unsigned char*)&privkey[0], &privkeylen, begin(), fCompressed ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED);
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ret = ec_privkey_export_der(secp256k1_context_sign, (unsigned char*) privkey.data(), &privkeylen, begin(), fCompressed ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED);
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assert(ret);
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privkey.resize(privkeylen);
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return privkey;
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@ -167,7 +167,7 @@ bool CKey::Sign(const uint256 &hash, std::vector<unsigned char>& vchSig, uint32_
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secp256k1_ecdsa_signature sig;
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int ret = secp256k1_ecdsa_sign(secp256k1_context_sign, &sig, hash.begin(), begin(), secp256k1_nonce_function_rfc6979, test_case ? extra_entropy : NULL);
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assert(ret);
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secp256k1_ecdsa_signature_serialize_der(secp256k1_context_sign, (unsigned char*)&vchSig[0], &nSigLen, &sig);
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secp256k1_ecdsa_signature_serialize_der(secp256k1_context_sign, (unsigned char*)vchSig.data(), &nSigLen, &sig);
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vchSig.resize(nSigLen);
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return true;
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}
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@ -202,7 +202,7 @@ bool CKey::SignCompact(const uint256 &hash, std::vector<unsigned char>& vchSig)
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}
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bool CKey::Load(CPrivKey &privkey, CPubKey &vchPubKey, bool fSkipCheck=false) {
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if (!ec_privkey_import_der(secp256k1_context_sign, (unsigned char*)begin(), &privkey[0], privkey.size()))
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if (!ec_privkey_import_der(secp256k1_context_sign, (unsigned char*)begin(), privkey.data(), privkey.size()))
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return false;
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fCompressed = vchPubKey.IsCompressed();
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fValid = true;
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@ -245,8 +245,8 @@ void CExtKey::SetMaster(const unsigned char *seed, unsigned int nSeedLen) {
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static const unsigned char hashkey[] = {'B','i','t','c','o','i','n',' ','s','e','e','d'};
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std::vector<unsigned char, secure_allocator<unsigned char>> vout(64);
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CHMAC_SHA512(hashkey, sizeof(hashkey)).Write(seed, nSeedLen).Finalize(vout.data());
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key.Set(&vout[0], &vout[32], true);
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memcpy(chaincode.begin(), &vout[32], 32);
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key.Set(vout.data(), vout.data() + 32, true);
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memcpy(chaincode.begin(), vout.data() + 32, 32);
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nDepth = 0;
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nChild = 0;
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memset(vchFingerprint, 0, sizeof(vchFingerprint));
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