[Aeternity]: Catch all exceptions on TWAnyAddressIsValid for Aeternity coin (#3832)

Author: satoshiotomakan

src/Coin.cpp

@@ -210,7 +210,11 @@ bool TW::validateAddress(TWCoinType coin, const string& address, const PrefixVar
     // dispatch
     auto* dispatcher = coinDispatcher(coin);
     assert(dispatcher != nullptr);
-    return dispatcher->validateAddress(coin, address, prefix);
+    try {
+        return dispatcher->validateAddress(coin, address, prefix);
+    } catch (...) {
+        return false;
+    }
 }
 
 bool TW::validateAddress(TWCoinType coin, const std::string& string) {
@@ -221,20 +225,25 @@ bool TW::validateAddress(TWCoinType coin, const std::string& string) {
     // dispatch
     auto* dispatcher = coinDispatcher(coin);
     assert(dispatcher != nullptr);
-    bool isValid = false;
-    // First check HRP.
-    if (hrp != nullptr && !std::string(hrp).empty()) {
-        isValid = dispatcher->validateAddress(coin, string, Bech32Prefix(hrp));
-    }
-    // Then check UTXO
-    if ((p2pkh != 0 || p2sh != 0) && !isValid) {
-        return isValid || dispatcher->validateAddress(coin, string, Base58Prefix{.p2pkh = p2pkh, .p2sh = p2sh});
-    }
-    // Then check normal
-    if (!isValid) {
-        isValid = dispatcher->validateAddress(coin, string, std::monostate());
+
+    try {
+        bool isValid = false;
+        // First check HRP.
+        if (hrp != nullptr && !std::string(hrp).empty()) {
+            isValid = dispatcher->validateAddress(coin, string, Bech32Prefix(hrp));
+        }
+        // Then check UTXO
+        if ((p2pkh != 0 || p2sh != 0) && !isValid) {
+            return isValid || dispatcher->validateAddress(coin, string, Base58Prefix{.p2pkh = p2pkh, .p2sh = p2sh});
+        }
+        // Then check normal
+        if (!isValid) {
+            isValid = dispatcher->validateAddress(coin, string, std::monostate());
+        }
+        return isValid;
+    } catch (...) {
+        return false;
     }
-    return isValid;
 }
 
 namespace TW::internal {

tests/chains/Aeternity/AddressTests.cpp

@@ -2,9 +2,9 @@
 //
 // Copyright © 2017 Trust Wallet.
 
+#include <TrustWalletCore/TWAnyAddress.h>
 #include <Aeternity/Address.h>
 #include <HexCoding.h>
-#include <PrivateKey.h>
 #include <gtest/gtest.h>
 
 namespace TW::Aeternity::tests {
@@ -20,6 +20,7 @@ TEST(AeternityAddress, FromString) {
     auto address = Address("ak_2p5878zbFhxnrm7meL7TmqwtvBaqcBddyp5eGzZbovZ5FeVfcw");
     ASSERT_EQ(address.string(), "ak_2p5878zbFhxnrm7meL7TmqwtvBaqcBddyp5eGzZbovZ5FeVfcw");
     ASSERT_ANY_THROW(Address("invalid"));
+    ASSERT_ANY_THROW(Address("behave@wallet"));
 }
 
 } // namespace TW::Aeternity::tests

tests/chains/Aeternity/TWAnyAddressTests.cpp

@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: Apache-2.0
+//
+// Copyright © 2017 Trust Wallet.
+
+#include <TrustWalletCore/TWAnyAddress.h>
+#include <gtest/gtest.h>
+#include <TestUtilities.h>
+
+namespace TW::Aeternity::tests {
+
+// `TWAnyAddressIsValid` must catch exceptions and return false.
+TEST(AeternityAddress, IsValid) {
+    ASSERT_FALSE(TWAnyAddressIsValid(STRING("invalid").get(), TWCoinTypeAeternity));
+    ASSERT_FALSE(TWAnyAddressIsValid(STRING("behave@wallet").get(), TWCoinTypeAeternity));
+    ASSERT_FALSE(TWAnyAddressIsValid(STRING("a").get(), TWCoinTypeAeternity));
+}
+
+} // namespace TW::Aeternity::tests