src/util.cpp

#include "util.hpp"

#include <linux/fs.h>

#include <phosphor-logging/lg2.hpp>
#include <stdplus/fd/create.hpp>
#include <stdplus/fd/managed.hpp>
#include <stdplus/handle/managed.hpp>
#include <xyz/openbmc_project/Common/error.hpp>

#include <string_view>

namespace estoraged
{
namespace util
{
using ::sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
using ::stdplus::fd::ManagedFd;

uint64_t Util::findSizeOfBlockDevice(const std::string& devPath)
{
    ManagedFd fd;
    uint64_t bytes = 0;
    try
    {
        // open block dev
        fd = stdplus::fd::open(devPath, stdplus::fd::OpenAccess::ReadOnly);
        // get block size
        fd.ioctl(BLKGETSIZE64, &bytes);
    }
    catch (...)
    {
        lg2::error("erase unable to open blockdev", "REDFISH_MESSAGE_ID",
                   std::string("OpenBMC.0.1.DriveEraseFailure"),
                   "REDFISH_MESSAGE_ARGS", std::to_string(fd.get()));
        throw InternalFailure();
    }
    return bytes;
}

} // namespace util

} // namespace estoraged