Source code
Revision control
Copy as Markdown
Other Tools
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#include "nsPrintfCString.h"
#include "nsString.h"
#include "nsThreadUtils.h"
#include "mozilla/dom/OwnedRustBuffer.h"
#include "mozilla/dom/RootedDictionary.h"
#include "mozilla/dom/UniFFIBinding.h"
#include "mozilla/dom/UniFFICallbacks.h"
#include "mozilla/Maybe.h"
#include "mozilla/Logging.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
namespace mozilla::uniffi {
extern mozilla::LazyLogModule gUniffiLogger;
void UniffiCallbackMethodHandlerBase::FireAndForget(
UniquePtr<UniffiCallbackMethodHandlerBase> aHandler,
StaticRefPtr<dom::UniFFICallbackHandler>* aJsHandler) {
nsresult dispatchResult = NS_DispatchToMainThread(NS_NewRunnableFunction(
"UniFFI callback", [handler = std::move(aHandler),
aJsHandler]() MOZ_CAN_RUN_SCRIPT_BOUNDARY {
// Take our own reference to the callback handler to ensure that it
// stays alive for the duration of this call
RefPtr<dom::UniFFICallbackHandler> jsHandler = *aJsHandler;
if (!jsHandler) {
MOZ_LOG(gUniffiLogger, LogLevel::Error,
("[UniFFI] %s called, but JS handler not registered",
handler->mInterfaceName));
return;
}
JSObject* global = jsHandler->CallbackGlobalOrNull();
if (!global) {
MOZ_LOG(gUniffiLogger, LogLevel::Error,
("[UniFFI] JS handler for %s has null global",
handler->mInterfaceName));
return;
}
dom::AutoEntryScript aes(global, handler->mInterfaceName);
IgnoredErrorResult error;
handler->MakeCall(aes.cx(), jsHandler, error);
if (error.Failed()) {
MOZ_LOG(gUniffiLogger, LogLevel::Error,
("[UniFFI] Error invoking JS handler for %s",
handler->mInterfaceName));
return;
}
}));
if (NS_FAILED(dispatchResult)) {
MOZ_LOG(gUniffiLogger, LogLevel::Error,
("[UniFFI] Error dispatching UniFFI callback task"));
}
}
void UniffiCallbackFreeHandler::MakeCall(JSContext* aCx,
dom::UniFFICallbackHandler* aJsHandler,
ErrorResult& aError) {
aJsHandler->Destroy(mObjectHandle, aError);
}
} // namespace mozilla::uniffi