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wallet: allow signing a message with spend or view key

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moneromooo-monero 2020-05-20 21:43:09 +00:00 • committed by Sarang Noether
parent 5946002105
commit 743608ec16
16 changed files with 178 additions and 43 deletions
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38
src/simplewallet/simplewallet.cpp
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@ -223,7 +223,7 @@ namespace
const char* USAGE_GET_TX_NOTE("get_tx_note <txid>");
const char* USAGE_GET_DESCRIPTION("get_description");
const char* USAGE_SET_DESCRIPTION("set_description [free text note]");
const char* USAGE_SIGN("sign [<account_index>,<address_index>] <filename>");
const char* USAGE_SIGN("sign [<account_index>,<address_index>] [--spend|--view|--both] <filename>");
const char* USAGE_VERIFY("verify <filename> <address> <signature>");
const char* USAGE_EXPORT_KEY_IMAGES("export_key_images [all] <filename>");
const char* USAGE_IMPORT_KEY_IMAGES("import_key_images <filename>");
@ -9877,7 +9877,7 @@ bool simple_wallet::sign(const std::vector<std::string> &args)
fail_msg_writer() << tr("command not supported by HW wallet");
return true;
}
if (args.size() != 1 && args.size() != 2)
if (args.size() != 1 && args.size() != 2 && args.size() != 3)
{
PRINT_USAGE(USAGE_SIGN);
return true;
@ -9893,17 +9893,33 @@ bool simple_wallet::sign(const std::vector<std::string> &args)
return true;
}
tools::wallet2::message_signature_type_t message_signature_type = tools::wallet2::sign_with_spend_key;
subaddress_index index{0, 0};
if (args.size() == 2)
for (unsigned int idx = 0; idx + 1 < args.size(); ++idx)
{
unsigned int a, b;
if (sscanf(args[0].c_str(), "%u,%u", &a, &b) != 2)
if (sscanf(args[idx].c_str(), "%u,%u", &a, &b) == 2)
{
fail_msg_writer() << tr("Invalid subaddress index format");
index.major = a;
index.minor = b;
}
else if (args[idx] == "--spend")
{
message_signature_type = tools::wallet2::sign_with_spend_key;
}
else if (args[idx] == "--view")
{
message_signature_type = tools::wallet2::sign_with_view_key;
}
else if (args[idx] == "--both")
{
message_signature_type = tools::wallet2::sign_with_both_keys;
}
else
{
fail_msg_writer() << tr("Invalid subaddress index format, and not a signature type: ") << args[idx];
return true;
}
index.major = a;
index.minor = b;
}
const std::string &filename = args.back();
@ -9917,7 +9933,7 @@ bool simple_wallet::sign(const std::vector<std::string> &args)
SCOPED_WALLET_UNLOCK();
std::string signature = m_wallet->sign(data, index);
std::string signature = m_wallet->sign(data, message_signature_type, index);
success_msg_writer() << signature;
return true;
}
@ -9948,14 +9964,14 @@ bool simple_wallet::verify(const std::vector<std::string> &args)
return true;
}
r = m_wallet->verify(data, info.address, signature);
if (!r)
tools::wallet2::message_signature_result_t result = m_wallet->verify(data, info.address, signature);
if (!result.valid)
{
fail_msg_writer() << tr("Bad signature from ") << address_string;
}
else
{
success_msg_writer() << tr("Good signature from ") << address_string;
success_msg_writer() << tr("Good signature from ") << address_string << (result.old ? " (using old signature algorithm)" : "") << " with " << (result.type == tools::wallet2::sign_with_spend_key ? "spend key" : result.type == tools::wallet2::sign_with_view_key ? "view key" : result.type == tools::wallet2::sign_with_both_keys ? "both spend and view keys" : "unknown key combination (suspicious)");
}
return true;
}