indexedfile_types.h

Go to the documentation of this file.

 
#pragma once
 
#include <utils5extension/file.h>

namespace ifhd
{

static constexpr size_t max_indexed_streams = 512;

static constexpr size_t max_file_extension_identifier_length = 384;

static constexpr size_t max_streamname_length = 228;

static constexpr auto idx_ext_index = "index";

static constexpr auto idx_ext_index_0 = "index0";

static constexpr auto idx_ext_index_additional = "index_add";

static constexpr auto idx_ext_index_additional_0 = "index_add0";

using FilePos = utils5ext::FilePos;

enum class Endianess : uint8_t
{
    platform_not_supported = 0x00,
    platform_little_endian = 0x01,
    platform_big_endian    = 0x02
};

#define PLATFORM_BYTEORDER_UINT8 static_cast<uint8_t>(ifhd::getCurrentPlatformByteorder())

static inline Endianess getCurrentPlatformByteorder()
{
    uint32_t value = 0x01020304;
    if (((unsigned char*)&value)[0] == 0x04 &&
        ((unsigned char*)&value)[2] == 0x02)
    {
        return Endianess::platform_little_endian;
    }
    else if (((unsigned char*)&value)[0] == 0x01 &&
        ((unsigned char*)&value)[2] == 0x03)
    {
        return Endianess::platform_big_endian;
    }
    else
    {
        return Endianess::platform_not_supported;
    }
}

namespace exceptions
{
    using EndOfFile = utils5ext::exceptions::EndOfFile;
    using ErrorFileAccess = utils5ext::exceptions::ErrorFileAccess;
    using ErrorFileAlreadyExists = utils5ext::exceptions::ErrorFileAlreadyExists;
}

#ifndef IFHD_ASSERT
#ifdef _WIN32
#ifdef _ASSERTE
#define IFHD_ASSERT          _ASSERTE
#else
#define IFHD_ASSERT          assert
#endif
#else
#define IFHD_ASSERT          assert
#endif
#endif
 
} // namespace