diff options
| author | Jack Grigg <jack@z.cash> | 2017-06-06 19:21:34 +1200 |
|---|---|---|
| committer | Jack Grigg <jack@z.cash> | 2017-07-17 11:57:23 -0500 |
| commit | 17fa3913ef7ba5f569ebc3695fab15b10dd914f0 (patch) | |
| tree | f86b876dc96420a858e0cfe121f81923c471fcf2 /src/pubkey.cpp | |
| parent | e4a10860a4043afdda29bf7ed8e98f05d5341905 (diff) | |
| download | bitcoin-17fa3913ef7ba5f569ebc3695fab15b10dd914f0.tar.xz | |
Specify ECDSA constant sizes as constants
Diffstat (limited to 'src/pubkey.cpp')
| -rw-r--r-- | src/pubkey.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/src/pubkey.cpp b/src/pubkey.cpp index da02fec7a2..7e7b159223 100644 --- a/src/pubkey.cpp +++ b/src/pubkey.cpp @@ -185,7 +185,7 @@ bool CPubKey::Verify(const uint256 &hash, const std::vector<unsigned char>& vchS } bool CPubKey::RecoverCompact(const uint256 &hash, const std::vector<unsigned char>& vchSig) { - if (vchSig.size() != 65) + if (vchSig.size() != COMPACT_SIGNATURE_SIZE) return false; int recid = (vchSig[0] - 27) & 3; bool fComp = ((vchSig[0] - 27) & 4) != 0; @@ -197,8 +197,8 @@ bool CPubKey::RecoverCompact(const uint256 &hash, const std::vector<unsigned cha if (!secp256k1_ecdsa_recover(secp256k1_context_verify, &pubkey, &sig, hash.begin())) { return false; } - unsigned char pub[65]; - size_t publen = 65; + unsigned char pub[PUBLIC_KEY_SIZE]; + size_t publen = PUBLIC_KEY_SIZE; secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, fComp ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED); Set(pub, pub + publen); return true; @@ -218,8 +218,8 @@ bool CPubKey::Decompress() { if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, &(*this)[0], size())) { return false; } - unsigned char pub[65]; - size_t publen = 65; + unsigned char pub[PUBLIC_KEY_SIZE]; + size_t publen = PUBLIC_KEY_SIZE; secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, SECP256K1_EC_UNCOMPRESSED); Set(pub, pub + publen); return true; @@ -228,7 +228,7 @@ bool CPubKey::Decompress() { bool CPubKey::Derive(CPubKey& pubkeyChild, ChainCode &ccChild, unsigned int nChild, const ChainCode& cc) const { assert(IsValid()); assert((nChild >> 31) == 0); - assert(size() == 33); + assert(size() == COMPRESSED_PUBLIC_KEY_SIZE); unsigned char out[64]; BIP32Hash(cc, nChild, *begin(), begin()+1, out); memcpy(ccChild.begin(), out+32, 32); @@ -239,8 +239,8 @@ bool CPubKey::Derive(CPubKey& pubkeyChild, ChainCode &ccChild, unsigned int nChi if (!secp256k1_ec_pubkey_tweak_add(secp256k1_context_verify, &pubkey, out)) { return false; } - unsigned char pub[33]; - size_t publen = 33; + unsigned char pub[COMPRESSED_PUBLIC_KEY_SIZE]; + size_t publen = COMPRESSED_PUBLIC_KEY_SIZE; secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, SECP256K1_EC_COMPRESSED); pubkeyChild.Set(pub, pub + publen); return true; @@ -252,8 +252,8 @@ void CExtPubKey::Encode(unsigned char code[BIP32_EXTKEY_SIZE]) const { code[5] = (nChild >> 24) & 0xFF; code[6] = (nChild >> 16) & 0xFF; code[7] = (nChild >> 8) & 0xFF; code[8] = (nChild >> 0) & 0xFF; memcpy(code+9, chaincode.begin(), 32); - assert(pubkey.size() == 33); - memcpy(code+41, pubkey.begin(), 33); + assert(pubkey.size() == COMPRESSED_PUBLIC_KEY_SIZE); + memcpy(code+41, pubkey.begin(), COMPRESSED_PUBLIC_KEY_SIZE); } void CExtPubKey::Decode(const unsigned char code[BIP32_EXTKEY_SIZE]) { |