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C++ MobiCoreDevice::checkLoad方法代码示例

本文整理汇总了C++中MobiCoreDevice::checkLoad方法的典型用法代码示例。如果您正苦于以下问题:C++ MobiCoreDevice::checkLoad方法的具体用法?C++ MobiCoreDevice::checkLoad怎么用?C++ MobiCoreDevice::checkLoad使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在MobiCoreDevice的用法示例。


在下文中一共展示了MobiCoreDevice::checkLoad方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: processLoadCheck

//------------------------------------------------------------------------------
mcResult_t MobiCoreDriverDaemon::processLoadCheck(mcSpid_t spid, void *blob, uint32_t size)
{

    // Device required
    MobiCoreDevice  *device = getDevice(MC_DEVICE_ID_DEFAULT);

    if (device == NULL) {
        LOG_E(" No device found");
        return MC_DRV_ERR_DAEMON_DEVICE_NOT_OPEN;
    }

    // Get service blob from registry
    regObject_t *regObj = mcRegistryMemGetServiceBlob(spid, blob, size);
    if (NULL == regObj) {
        LOG_E(" mcRegistryMemGetServiceBlob failed");
        return MC_DRV_ERR_TRUSTLET_NOT_FOUND;
    }
    if (regObj->len == 0) {
        free(regObj);
        LOG_E("mcRegistryMemGetServiceBlob returned registry object with length equal to zero");
        return MC_DRV_ERR_TRUSTLET_NOT_FOUND;
    }
    LOG_I(" Sharing Service loaded at %p with Secure World", (addr_t)(regObj->value));

    CWsm_ptr pWsm = device->registerWsmL2((addr_t)(regObj->value), regObj->len, 0);
    if (pWsm == NULL) {
        // Free memory occupied by Trustlet data
        free(regObj);
        LOG_E("allocating WSM for Trustlet failed");
        return MC_DRV_ERR_DAEMON_KMOD_ERROR;
    }
    // Initialize information data of open session command
    loadDataOpenSession_t loadDataOpenSession;
    loadDataOpenSession.baseAddr = pWsm->physAddr;
    loadDataOpenSession.offs = ((uintptr_t) regObj->value) & 0xFFF;
    loadDataOpenSession.len = regObj->len;
    loadDataOpenSession.tlHeader = (mclfHeader_ptr) (regObj->value + regObj->tlStartOffset);

    mcDrvRspOpenSession_t rspOpenSession;
    mcResult_t ret = device->checkLoad(
                         &loadDataOpenSession,
                         &rspOpenSession.payload);

    // Unregister physical memory from kernel module.
    LOG_I(" Service buffer was copied to Secure world and processed. Stop sharing of buffer.");

    // This will also destroy the WSM object.
    if (!device->unregisterWsmL2(pWsm)) {
        // Free memory occupied by Trustlet data
        free(regObj);
        LOG_E("deallocating WSM for Trustlet failed");
        return MC_DRV_ERR_DAEMON_KMOD_ERROR;
    }

    // Free memory occupied by Trustlet data
    free(regObj);

    if (ret != MC_DRV_OK) {
        LOG_E("TA could not be loaded.");
        return ret;
    } else {
        return MC_DRV_OK;
    }
}
开发者ID:Fevax,项目名称:android_hardware_samsung_slsi-cm_exynos8890,代码行数:65,代码来源:MobiCoreDriverDaemon.cpp


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