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/* 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_services_AppServicesLoggerComponents_h_
#define mozilla_services_AppServicesLoggerComponents_h_
#include "mozIAppServicesLogger.h"
#include "nsCOMPtr.h"
extern "C" {
// Implemented in Rust, in the `app_services_logger` crate.
nsresult NS_NewAppServicesLogger(mozIAppServicesLogger** aResult);
} // extern "C"
namespace mozilla {
namespace appservices {
// The C++ constructor for a `services.appServicesLogger` service. This wrapper
// exists because `components.conf` requires a component class constructor to
// return an `already_AddRefed<T>`, but Rust doesn't have such a type. So we
// call the Rust constructor using a `nsCOMPtr` (which is compatible with Rust's
// `xpcom::RefPtr`) out param, and return that.
already_AddRefed<mozIAppServicesLogger> NewLogService() {
nsCOMPtr<mozIAppServicesLogger> logger;
nsresult rv = NS_NewAppServicesLogger(getter_AddRefs(logger));
if (NS_WARN_IF(NS_FAILED(rv))) {
return nullptr;
}
return logger.forget();
}
} // namespace appservices
} // namespace mozilla
#endif // mozilla_services_AppServicesLoggerComponents_h_
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