Initial commit: snapshot of spesmilo/electrumx 2.0.0

Unmodified source tree of upstream commit 280cb339aa158e099eb936033eecd15719770651
("Merge pull request #389 from SomberNight/202607_release_2_0",
https://github.com/spesmilo/electrumx, release 2.0.0, 3 July 2026).

All Palladium-specific changes are in the commits that follow.

tests/lib/test_addresses.py

@@ -0,0 +1,88 @@
+# Copyright (c) 2017, the ElectrumX authors
+#
+# All rights reserved.
+#
+# The MIT License (MIT)
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+# and warranty status of this software.
+
+import pytest
+
+import electrumx.lib.coins as coins
+
+addresses = [
+    (coins.BitcoinCash, "13xDKJbjh4acmLpNVr6Lc9hFcXRr9fyt4x",
+     "206168f5322583ff37f8e55665a4789ae8963532", "b8cb80b26e8932f5b12a7e"),
+    (coins.BitcoinCash, "3GxRZWkJufR5XA8hnNJgQ2gkASSheoBcmW",
+     "a773db925b09add367dcc253c1f9bbc1d11ec6fd", "062d8515e50cb92b8a3a73"),
+    (coins.BitcoinGold, "GZjH8pETu5xXd5DTt5VAqS9giooLNoHjnJ",
+     "ae40655d7006806fd668248d10e7822c0b774dab", "3a1af301b378ad92493b17"),
+    (coins.BitcoinGold, "AXfENBm9FP1PMa8AWnVPZZ4tHEwBiqNZav",
+     "ae40655d7006806fd668248d10e7822c0b774dab", "cb3db4271432c0ac9f88d5"),
+    (coins.Emercoin, "ELAeVHQg2mmdTTrTrZSzMgAQyXfC9TSRys",
+     "210c4482ad8eacb0d349992973608300677adb15", "d71f2df4ef1b397088d731"),
+    (coins.Litecoin, "LNBAaWuZmipg29WXfz5dtAm1pjo8FEH8yg",
+     "206168f5322583ff37f8e55665a4789ae8963532", "b8cb80b26e8932f5b12a7e"),
+    (coins.Litecoin, "MPAZsQAGrnGWKfQbtFJ2Dfw9V939e7D3E2",
+     "a773db925b09add367dcc253c1f9bbc1d11ec6fd", "062d8515e50cb92b8a3a73"),
+    (coins.Zcash, "t1LppKe1sfPNDMysGSGuTjxoAsBcvvSYv5j",
+     "206168f5322583ff37f8e55665a4789ae8963532", "b8cb80b26e8932f5b12a7e"),
+    (coins.Zcash, "t3Zq2ZrASszCg7oBbio7oXqnfR6dnSWqo76",
+     "a773db925b09add367dcc253c1f9bbc1d11ec6fd", "062d8515e50cb92b8a3a73"),
+    (coins.Decred, "DsUZxxoHJSty8DCfwfartwTYbuhmVct7tJu",
+     "2789d58cfa0957d206f025c2af056fc8a77cebb0", "8cc9b11122272bd7b79a50"),
+    (coins.Decred, "DcuQKx8BES9wU7C6Q5VmLBjw436r27hayjS",
+     "f0b4e85100aee1a996f22915eb3c3f764d53779a", "a03c1a27de9ac3b3122e8d"),
+    (coins.Groestlcoin, "FY7vmDL7FZGACwqVNx5p4fVaGghojWM5AF",
+     "206168f5322583ff37f8e55665a4789ae8963532", "b8cb80b26e8932f5b12a7e"),
+    (coins.Bitg, "GP1vBChXjjbaKwMcoPGB4T8cZLXWCe2wLV",
+     "38bc968f95157bb7446feb1a7d75f2791fc8cf91", "4c7332cd142b788dd89241"),
+    (coins.Bitg, "GaXGkXrm4dK1CYfSWvKubKgMcrYN59BZGF",
+     "b6f335a20a887f03a1d8a5c701f967c35d9b45c4", "383b20a90a9109531ccd7e"),
+    (coins.Pivx, "DGSHy3fsygJTZtvnkpT1qG8QvNim5kwyqp",
+     "7be9fe7b9f894ba8481814c5eb085b788597059a", "9f1c9c70216bdc67a897fc"),
+    (coins.Pivx, "DSHxy3zZLUxZndKtXq9rXhwAMH1Ypt8qEW",
+     "e808105b7bfcc8b102cafa7242089b22c77a3b94", "31d61c3076fa0b2b7c74ef"),
+    (coins.PivxTestnet, "yJ8iHtUxj9U4vsXLCZTbPNbuxG6NJNCvb8",
+     "e808105b7bfcc8b102cafa7242089b22c77a3b94", "31d61c3076fa0b2b7c74ef"),
+    (coins.PivxTestnet, "yCcNWqqMhDmsPzKchCPK1ux4HpxK7j3xpB",
+     "ab72728952c06dfc0f6cf21449dd645422731ec4", "eb3a3155215538d51de7cc"),
+    (coins.TokenPay, "TDE2X28FGtckatxuP3d8s3V726G4TLNHpT",
+     "23b5dd9b7b402388c7a40bc88c261f3178acf30d", "7c7bdf0e0713f3752f4b88"),
+    (coins.SmartCash, "SQFDM9NtRRmpHebq3H5RA3qpGJfGqp8Xgw",
+     "206168f5322583ff37f8e55665a4789ae8963532", "b8cb80b26e8932f5b12a7e"),
+    (coins.Peercoin, "PAprodbYvZqf4vjhef49aThB9rSZRxXsM6",
+     "1886c1b26e9546e8d424eb79631ee68de134466b", "2a9d25cb0c9f05690bff89"),
+    (coins.PeercoinTestnet, "msnHPXDWuJhRBPVNQnwXdKvEMQHLr9z1P5",
+     "8687b01c03f47615226bdf54443f172d8eb523c6", "318a000ccf626685c8c213"),
+    (coins.GravityZeroCoin, "GJPaFtL7ffbFPQKbPoLn2PvgajQ48QGo67",
+     "05fc7b8c8ba198dedb4d14223aeb709436373d6b", "bd8fa7f0c7b50b023ac0c6"),
+]
+
+
+@pytest.fixture(params=addresses)
+def address(request):
+    return request.param
+
+
+def test_address_to_hashX(address):
+    coin, addr, _, hashX = address
+    assert coin.address_to_hashX(addr).hex() == hashX