be_process_mcutility.h

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/*
 * This software was developed at the National Institute of Standards and
 * Technology (NIST) by employees of the Federal Government in the course
 * of their official duties. Pursuant to Title 17 Section 105 of the
 * United States Code, this software is not subject to copyright protection
 * and is in the public domain. NIST assumes no responsibility whatsoever for
 * its use by other parties, and makes no guarantees, expressed or implied,
 * about its quality, reliability, or any other characteristic.
 */
 
#include <sys/select.h>
 
#include <cstdint>
#include <memory>
 
#include <be_memory_autoarray.h>
 
#ifndef __BE_PROCESS_MESSAGECENTERUTILITY__
#define __BE_PROCESS_MESSAGECENTERUTILITY__
 
namespace BiometricEvaluation
{
        namespace Process
        {
                namespace MessageCenterUtility
                {
                        fd_set
                        fileDescriptorSet(
                            int fd);
 
                        struct timeval *
                        createTimeout(
                            struct timeval &timeout,
                            int32_t numSeconds = 0);
 
 
                        enum class DescriptorType
                        {
                                Read,
                                Write,
                                Error
                        };
 
                        bool
                        dataAvailable(
                            int fd,
                            int32_t numSeconds,
                            DescriptorType type = DescriptorType::Read);
 
                        uint32_t
                        getClientID(
                            const Memory::uint8Array &message);
 
                        Memory::uint8Array
                        setClientID(
                            uint32_t clientID,
                            Memory::uint8Array &message);
 
                        Memory::uint8Array
                        setClientID(
                            uint32_t clientID,
                            const Memory::uint8Array &message);
 
                        Memory::uint8Array
                        getMessage(
                            const Memory::uint8Array &message);
                }
        }
}
 
#endif /* __BE_PROCESS_MESSAGECENTERUTILITY__ */