Add python wrapper

test_chainstate.py

@@ -0,0 +1,72 @@
+# This is generated with:
+# clang2py src/bitcoinkernel.h -l /home/drgrid/bitcoin/src/.libs/libbitcoinkernel.so > test_wrapper.py
+import test_wrapper as cw
+
+def log_printf(msg):
+    # prune the trailing newline
+    print(cw.string_cast(msg)[:-1])
+
+def block_tip_cb(_, _state, _index):
+    pass
+
+def header_tip_cb(_, _state, height, timestamp, presync):
+    print(height, timestamp, presync)
+
+def progress_cb(_, title, progress_percent, resume_possible):
+    print(cw.string_cast(title), progress_percent, resume_possible)
+
+def warning_cb(_, warning):
+    print(cw.string_cast(warning))
+
+def flush_error_cb(_, debug_message):
+    print(cw.string_cast(debug_message))
+
+def fatal_error_cb(_, debug_message, user_message):
+    print(cw.string_cast(debug_message))
+    print(cw.string_cast(user_message))
+
+log_callback = cw.LogCallback(log_printf)
+cw.c_set_logging_callback_and_start_logging(log_callback)
+
+kn_callbacks = cw.struct_KernelNotificationInterfaceCallbacks(
+    user_data=None,
+    block_tip=cw.KNBlockTip(block_tip_cb),
+    header_tip=cw.KNHeaderTip(header_tip_cb),
+    progress=cw.KNProgress(progress_cb),
+    warning=cw.KNWarning(warning_cb),
+    flush_error=cw.KNFlushError(flush_error_cb),
+    fatal_error=cw.KNFatalError(fatal_error_cb),
+)
+
+def add_to_process_queue_cb(_user_data, _data_pointer):
+    pass
+
+def empty_queue_cb(_user_data):
+    pass
+
+def callbacks_pending_cb(_user_data):
+    return 0
+
+viq_callbacks = cw.struct_ValidationInterfaceQueueCallbacks(
+    user_data=None,
+    add_to_process_queue=cw.VIQAddToProcessQueue(add_to_process_queue_cb),
+    empty_queue=cw.VIQEmptyQueue(empty_queue_cb),
+    callbacks_pending=cw.VIQCallbacksPending(callbacks_pending_cb),
+)
+
+context = cw.c_context_new(kn_callbacks, viq_callbacks)
+
+def block_checked_cb(data, block, state):
+    pass
+
+vi_cbs = cw.struct_ValidationInterfaceCallbacks(
+    user_data=None,
+    block_checked=cw.VIBlockChecked(block_checked_cb),
+)
+
+validation_interface = cw.c_create_validation_interface(vi_cbs)
+cw.c_register_validation_interface(context, validation_interface)
+
+chainman = cw.c_chainstate_manager_create(cw.char_pointer_cast("/home/drgrid/.bitcoin/signet"), context)
+cw.c_chainstate_manager_validate_block(chainman, context, cw.char_pointer_cast("deadbeef"))
+