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include/libeosio/WIF.hpp: Adding wif_priv_decode function.

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Henrik Hautakoski 2023-03-10 11:12:46 +01:00
parent 82fc4b60cf
commit 4015399d47
4 changed files with 64 additions and 0 deletions
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27
src/WIF.cpp
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@ -46,6 +46,33 @@ std::string wif_priv_encode(const ec_privkey_t& priv) {
return base58_encode(buf, buf + sizeof(buf));
}
bool wif_priv_decode(ec_privkey_t& priv, const std::string& data) {
std::vector<unsigned char> buf;
if (!base58_decode(data, buf)) {
return false;
}
if (buf.size() != 1 + EC_PRIVKEY_SIZE + CHECKSUM_SIZE) {
return false;
}
// First byte is the prefix
if (buf[0] != PRIV_KEY_PREFIX) {
return false;
}
// Calculate and validate checksum
if (!checksum_validate<checksum_sha256d>(buf.data(), buf.size())) {
return false;
}
// Copy data to output
memcpy(priv.data(), buf.data() + 1, priv.size());
return true;
}
std::string wif_pub_encode(const ec_pubkey_t& pub, const std::string& prefix) {
checksum_t check = checksum_ripemd160(pub.data(), pub.size());