InterfaceC.cpp

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// Copyright 2014 Sensics, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// Internal Includes
#include <osvr/ClientKit/InterfaceC.h>
#include <osvr/Common/ClientInterface.h>
#include <osvr/Common/ClientContext.h>
#include <osvr/Common/Tracing.h>

// Library/third-party includes
// - none

// Standard includes
// - none

OSVR_ReturnCode osvrClientGetInterface(OSVR_ClientContext ctx,
                                       const char path[],
                                       OSVR_ClientInterface *iface) {
    if (nullptr == ctx) {
        return OSVR_RETURN_FAILURE;
    }
    osvr::common::tracing::markGetInterface(path);
    osvr::common::ClientInterfacePtr ret = ctx->getInterface(path);
    if (ret) {
        *iface = ret.get();
        return OSVR_RETURN_SUCCESS;
    }
    return OSVR_RETURN_FAILURE;
}

OSVR_ReturnCode osvrClientFreeInterface(OSVR_ClientContext ctx,
                                        OSVR_ClientInterface iface) {
    if (nullptr == ctx) {
        return OSVR_RETURN_FAILURE;
    }
    if (nullptr == iface) {
        return OSVR_RETURN_FAILURE;
    }

    osvr::common::ClientInterfacePtr ptr(ctx->releaseInterface(iface));
    if (!ptr) {
        return OSVR_RETURN_FAILURE;
    }
    return OSVR_RETURN_SUCCESS;
}