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Re: Bitcoin API research status

Private email with Martti Malmi (sirius-m) · 1 message · from 5 February 2010 · with Satoshi Nakamoto

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Satoshi Nakamoto to Martti Malmi <mmalmi@cc.hut.fi> · · original
I noticed this in the docs for wxSocketServer::Accept(bool wait = true): "If wait is true and there are no pending connections to be accepted, it will wait for the next incoming connection to arrive. **Warning: This will block the GUI." wxWidgets is pathologically single-threaded. Not only single-threaded, but must-be-the-GUI-thread-ed. Even for something as non-UI as wxStandardPaths I got nailed. All this is fine for UI code, since this is the same constraint placed by Windows anyway, but for UI-less server daemon code, wx calls are uncertain. Status of my research currently: For PHP, Python, etc to access the server, we need to use regular sockets. I think we can make it local-only by binding to localhost only, so it can only be accessed through the loopback. They say it's also watertight to simply check the IP of connections received and disconnect anything not 127.0.0.1. May as well do both. XML-RPC is a bit fat. There are 4 libraries for C++ but they're all big and hard to build, dependencies, license issues. Some posters complain all the C++ and PHP XML-RPC libraries are buggy. JSON-RPC is a simpler more elegant standard. It's simple enough I could use a generic JSON parser. PHP, Python and Java all have good implementations of JSON-RPC. I'm currently leaning towards JSON-RPC.