src/sim/byteswap.test.cc

   1 /*
   2  * Copyright (c) 2019 The Regents of the University of California
   3  * All rights reserved
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include <gtest/gtest.h>
  30
  31 #include "sim/byteswap.hh"
  32
  33 TEST(ByteswapTest, swap_byte64)
  34 {
  35     EXPECT_EQ(0x0123456789abcdef, swap_byte64(0xefcdab8967452301));
  36     EXPECT_EQ(0xfedcba9876543210, swap_byte64(0x1032547698badcfe));
  37     EXPECT_EQ(0x0b1cb071b77141b1, swap_byte64(0xb14171b771b01c0b));
  38     EXPECT_EQ(0x00000000ffffffff, swap_byte64(0xffffffff00000000));
  39     EXPECT_EQ(0x5555555555555555, swap_byte64(0x5555555555555555));
  40     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, swap_byte64(0xa0a0a0a0a0a0a0a0));
  41 }
  42
  43 TEST(ByteswapTest, swap_byte32)
  44 {
  45     EXPECT_EQ(0x0123cdef, swap_byte32(0xefcd2301));
  46     EXPECT_EQ(0xfedc3210, swap_byte32(0x1032dcfe));
  47     EXPECT_EQ(0x0b1c41b1, swap_byte32(0xb1411c0b));
  48     EXPECT_EQ(0x0000ffff, swap_byte32(0xffff0000));
  49     EXPECT_EQ(0x55555555, swap_byte32(0x55555555));
  50     EXPECT_EQ(0xa0a0a0a0, swap_byte32(0xa0a0a0a0));
  51 }
  52
  53 TEST(ByteswapTest, swap_byte16)
  54 {
  55     EXPECT_EQ(0x01ef, swap_byte16(0xef01));
  56     EXPECT_EQ(0xfe10, swap_byte16(0x10fe));
  57     EXPECT_EQ(0x0bb1, swap_byte16(0xb10b));
  58     EXPECT_EQ(0x00ff, swap_byte16(0xff00));
  59     EXPECT_EQ(0x5555, swap_byte16(0x5555));
  60     EXPECT_EQ(0xa0a0, swap_byte16(0xa0a0));
  61 }
  62
  63 TEST(ByteswapTest, swap_byte)
  64 {
  65     EXPECT_EQ(0x0123456789abcdef, swap_byte((uint64_t)0xefcdab8967452301));
  66     EXPECT_EQ(0xfedcba9876543210, swap_byte((uint64_t)0x1032547698badcfe));
  67     EXPECT_EQ(0x0b1cb071b77141b1, swap_byte((uint64_t)0xb14171b771b01c0b));
  68     EXPECT_EQ(0x00000000ffffffff, swap_byte((uint64_t)0xffffffff00000000));
  69     EXPECT_EQ(0x5555555555555555, swap_byte((uint64_t)0x5555555555555555));
  70     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, swap_byte((uint64_t)0xa0a0a0a0a0a0a0a0));
  71     EXPECT_EQ(0x0123cdef, swap_byte((uint32_t)0xefcd2301));
  72     EXPECT_EQ(0xfedc3210, swap_byte((uint32_t)0x1032dcfe));
  73     EXPECT_EQ(0x0b1c41b1, swap_byte((uint32_t)0xb1411c0b));
  74     EXPECT_EQ(0x0000ffff, swap_byte((uint32_t)0xffff0000));
  75     EXPECT_EQ(0x55555555, swap_byte((uint32_t)0x55555555));
  76     EXPECT_EQ(0xa0a0a0a0, swap_byte((uint32_t)0xa0a0a0a0));
  77     EXPECT_EQ(0x01ef, swap_byte((uint16_t)0xef01));
  78     EXPECT_EQ(0xfe10, swap_byte((uint16_t)0x10fe));
  79     EXPECT_EQ(0x0bb1, swap_byte((uint16_t)0xb10b));
  80     EXPECT_EQ(0x00ff, swap_byte((uint16_t)0xff00));
  81     EXPECT_EQ(0x5555, swap_byte((uint16_t)0x5555));
  82     EXPECT_EQ(0xa0a0, swap_byte((uint16_t)0xa0a0));
  83 }
  84
  85 TEST(ByteswapTest, htog)
  86 {
  87 #if (defined(_BIG_ENDIAN)||!defined(_LITTLE_ENDIAN)) && BYTE_ORDER==BIG_ENDIAN
  88     EXPECT_EQ(0xefcdab8967452301, htog((uint64_t)0xefcdab8967452301,
  89                                 ByteOrder::big));
  90     EXPECT_EQ(0x1032547698badcfe, htog((uint64_t)0x1032547698badcfe,
  91                                 ByteOrder::big));
  92     EXPECT_EQ(0xb14171b771b01c0b, htog((uint64_t)0xb14171b771b01c0b,
  93                                 ByteOrder::big));
  94     EXPECT_EQ(0xffffffff00000000, htog((uint64_t)0xffffffff00000000,
  95                                 ByteOrder::big));
  96     EXPECT_EQ(0x5555555555555555, htog((uint64_t)0x5555555555555555,
  97                                 ByteOrder::big));
  98     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, htog((uint64_t)0xa0a0a0a0a0a0a0a0,
  99                                 ByteOrder::big));
 100     EXPECT_EQ(0xefcd2301, htog((uint32_t)0xefcd2301, ByteOrder::big));
 101     EXPECT_EQ(0x1032dcfe, htog((uint32_t)0x1032dcfe, ByteOrder::big));
 102     EXPECT_EQ(0xb1411c0b, htog((uint32_t)0xb1411c0b, ByteOrder::big));
 103     EXPECT_EQ(0xffff0000, htog((uint32_t)0xffff0000, ByteOrder::big));
 104     EXPECT_EQ(0x55555555, htog((uint32_t)0x55555555, ByteOrder::big));
 105     EXPECT_EQ(0xa0a0a0a0, htog((uint32_t)0xa0a0a0a0, ByteOrder::big));
 106     EXPECT_EQ(0xef01, htog((uint16_t)0xef01, ByteOrder::big));
 107     EXPECT_EQ(0x10fe, htog((uint16_t)0x10fe, ByteOrder::big));
 108     EXPECT_EQ(0xb10b, htog((uint16_t)0xb10b, ByteOrder::big));
 109     EXPECT_EQ(0xff00, htog((uint16_t)0xff00, ByteOrder::big));
 110     EXPECT_EQ(0x5555, htog((uint16_t)0x5555, ByteOrder::big));
 111     EXPECT_EQ(0xa0a0, htog((uint16_t)0xa0a0, ByteOrder::big));
 112     EXPECT_EQ(0x0123456789abcdef, htog((uint64_t)0xefcdab8967452301,
 113                                 ByteOrder::little));
 114     EXPECT_EQ(0xfedcba9876543210, htog((uint64_t)0x1032547698badcfe,
 115                                 ByteOrder::little));
 116     EXPECT_EQ(0x0b1cb071b77141b1, htog((uint64_t)0xb14171b771b01c0b,
 117                                 ByteOrder::little));
 118     EXPECT_EQ(0x00000000ffffffff, htog((uint64_t)0xffffffff00000000,
 119                                 ByteOrder::little));
 120     EXPECT_EQ(0x5555555555555555, htog((uint64_t)0x5555555555555555,
 121                                 ByteOrder::little));
 122     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, htog((uint64_t)0xa0a0a0a0a0a0a0a0,
 123                                 ByteOrder::little));
 124     EXPECT_EQ(0x0123cdef, htog((uint32_t)0xefcd2301, ByteOrder::little));
 125     EXPECT_EQ(0xfedc3210, htog((uint32_t)0x1032dcfe, ByteOrder::little));
 126     EXPECT_EQ(0x0b1c41b1, htog((uint32_t)0xb1411c0b, ByteOrder::little));
 127     EXPECT_EQ(0x0000ffff, htog((uint32_t)0xffff0000, ByteOrder::little));
 128     EXPECT_EQ(0x55555555, htog((uint32_t)0x55555555, ByteOrder::little));
 129     EXPECT_EQ(0xa0a0a0a0, htog((uint32_t)0xa0a0a0a0, ByteOrder::little));
 130     EXPECT_EQ(0x01ef, htog((uint16_t)0xef01, ByteOrder::little));
 131     EXPECT_EQ(0xfe10, htog((uint16_t)0x10fe, ByteOrder::little));
 132     EXPECT_EQ(0x0bb1, htog((uint16_t)0xb10b, ByteOrder::little));
 133     EXPECT_EQ(0x00ff, htog((uint16_t)0xff00, ByteOrder::little));
 134     EXPECT_EQ(0x5555, htog((uint16_t)0x5555, ByteOrder::little));
 135     EXPECT_EQ(0xa0a0, htog((uint16_t)0xa0a0, ByteOrder::little));
 136 #elif defined(_LITTLE_ENDIAN) || BYTE_ORDER==LITTLE_ENDIAN
 137     EXPECT_EQ(0x0123456789abcdef, htog((uint64_t)0xefcdab8967452301,
 138                                 ByteOrder::big));
 139     EXPECT_EQ(0xfedcba9876543210, htog((uint64_t)0x1032547698badcfe,
 140                                 ByteOrder::big));
 141     EXPECT_EQ(0x0b1cb071b77141b1, htog((uint64_t)0xb14171b771b01c0b,
 142                                 ByteOrder::big));
 143     EXPECT_EQ(0x00000000ffffffff, htog((uint64_t)0xffffffff00000000,
 144                                 ByteOrder::big));
 145     EXPECT_EQ(0x5555555555555555, htog((uint64_t)0x5555555555555555,
 146                                 ByteOrder::big));
 147     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, htog((uint64_t)0xa0a0a0a0a0a0a0a0,
 148                                 ByteOrder::big));
 149     EXPECT_EQ(0x0123cdef, htog((uint32_t)0xefcd2301, ByteOrder::big));
 150     EXPECT_EQ(0xfedc3210, htog((uint32_t)0x1032dcfe, ByteOrder::big));
 151     EXPECT_EQ(0x0b1c41b1, htog((uint32_t)0xb1411c0b, ByteOrder::big));
 152     EXPECT_EQ(0x0000ffff, htog((uint32_t)0xffff0000, ByteOrder::big));
 153     EXPECT_EQ(0x55555555, htog((uint32_t)0x55555555, ByteOrder::big));
 154     EXPECT_EQ(0xa0a0a0a0, htog((uint32_t)0xa0a0a0a0, ByteOrder::big));
 155     EXPECT_EQ(0x01ef, htog((uint16_t)0xef01, ByteOrder::big));
 156     EXPECT_EQ(0xfe10, htog((uint16_t)0x10fe, ByteOrder::big));
 157     EXPECT_EQ(0x0bb1, htog((uint16_t)0xb10b, ByteOrder::big));
 158     EXPECT_EQ(0x00ff, htog((uint16_t)0xff00, ByteOrder::big));
 159     EXPECT_EQ(0x5555, htog((uint16_t)0x5555, ByteOrder::big));
 160     EXPECT_EQ(0xa0a0, htog((uint16_t)0xa0a0, ByteOrder::big));
 161     EXPECT_EQ(0xefcdab8967452301, htog((uint64_t)0xefcdab8967452301,
 162                                 ByteOrder::little));
 163     EXPECT_EQ(0x1032547698badcfe, htog((uint64_t)0x1032547698badcfe,
 164                                 ByteOrder::little));
 165     EXPECT_EQ(0xb14171b771b01c0b, htog((uint64_t)0xb14171b771b01c0b,
 166                                 ByteOrder::little));
 167     EXPECT_EQ(0xffffffff00000000, htog((uint64_t)0xffffffff00000000,
 168                                 ByteOrder::little));
 169     EXPECT_EQ(0x5555555555555555, htog((uint64_t)0x5555555555555555,
 170                                 ByteOrder::little));
 171     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, htog((uint64_t)0xa0a0a0a0a0a0a0a0,
 172                                 ByteOrder::little));
 173     EXPECT_EQ(0xefcd2301, htog((uint32_t)0xefcd2301, ByteOrder::little));
 174     EXPECT_EQ(0x1032dcfe, htog((uint32_t)0x1032dcfe, ByteOrder::little));
 175     EXPECT_EQ(0xb1411c0b, htog((uint32_t)0xb1411c0b, ByteOrder::little));
 176     EXPECT_EQ(0xffff0000, htog((uint32_t)0xffff0000, ByteOrder::little));
 177     EXPECT_EQ(0x55555555, htog((uint32_t)0x55555555, ByteOrder::little));
 178     EXPECT_EQ(0xa0a0a0a0, htog((uint32_t)0xa0a0a0a0, ByteOrder::little));
 179     EXPECT_EQ(0xef01, htog((uint16_t)0xef01, ByteOrder::little));
 180     EXPECT_EQ(0x10fe, htog((uint16_t)0x10fe, ByteOrder::little));
 181     EXPECT_EQ(0xb10b, htog((uint16_t)0xb10b, ByteOrder::little));
 182     EXPECT_EQ(0xff00, htog((uint16_t)0xff00, ByteOrder::little));
 183     EXPECT_EQ(0x5555, htog((uint16_t)0x5555, ByteOrder::little));
 184     EXPECT_EQ(0xa0a0, htog((uint16_t)0xa0a0, ByteOrder::little));
 185 #else
 186     #error Invalid Endianess
 187 #endif
 188 }
 189
 190 TEST(ByteswapTest, gtoh)
 191 {
 192 #if (defined(_BIG_ENDIAN)||!defined(_LITTLE_ENDIAN)) && BYTE_ORDER==BIG_ENDIAN
 193     EXPECT_EQ(0xefcdab8967452301, gtoh((uint64_t)0xefcdab8967452301,
 194                                 ByteOrder::big));
 195     EXPECT_EQ(0x1032547698badcfe, gtoh((uint64_t)0x1032547698badcfe,
 196                                 ByteOrder::big));
 197     EXPECT_EQ(0xb14171b771b01c0b, gtoh((uint64_t)0xb14171b771b01c0b,
 198                                 ByteOrder::big));
 199     EXPECT_EQ(0xffffffff00000000, gtoh((uint64_t)0xffffffff00000000,
 200                                 ByteOrder::big));
 201     EXPECT_EQ(0x5555555555555555, gtoh((uint64_t)0x5555555555555555,
 202                                 ByteOrder::big));
 203     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, gtoh((uint64_t)0xa0a0a0a0a0a0a0a0,
 204                                 ByteOrder::big));
 205     EXPECT_EQ(0xefcd2301, gtoh((uint32_t)0xefcd2301, ByteOrder::big));
 206     EXPECT_EQ(0x1032dcfe, gtoh((uint32_t)0x1032dcfe, ByteOrder::big));
 207     EXPECT_EQ(0xb1411c0b, gtoh((uint32_t)0xb1411c0b, ByteOrder::big));
 208     EXPECT_EQ(0xffff0000, gtoh((uint32_t)0xffff0000, ByteOrder::big));
 209     EXPECT_EQ(0x55555555, gtoh((uint32_t)0x55555555, ByteOrder::big));
 210     EXPECT_EQ(0xa0a0a0a0, gtoh((uint32_t)0xa0a0a0a0, ByteOrder::big));
 211     EXPECT_EQ(0xef01, gtoh((uint16_t)0xef01, ByteOrder::big));
 212     EXPECT_EQ(0x10fe, gtoh((uint16_t)0x10fe, ByteOrder::big));
 213     EXPECT_EQ(0xb10b, gtoh((uint16_t)0xb10b, ByteOrder::big));
 214     EXPECT_EQ(0xff00, gtoh((uint16_t)0xff00, ByteOrder::big));
 215     EXPECT_EQ(0x5555, gtoh((uint16_t)0x5555, ByteOrder::big));
 216     EXPECT_EQ(0xa0a0, gtoh((uint16_t)0xa0a0, ByteOrder::big));
 217     EXPECT_EQ(0x0123456789abcdef, gtoh((uint64_t)0xefcdab8967452301,
 218                                 ByteOrder::little));
 219     EXPECT_EQ(0xfedcba9876543210, gtoh((uint64_t)0x1032547698badcfe,
 220                                 ByteOrder::little));
 221     EXPECT_EQ(0x0b1cb071b77141b1, gtoh((uint64_t)0xb14171b771b01c0b,
 222                                 ByteOrder::little));
 223     EXPECT_EQ(0x00000000ffffffff, gtoh((uint64_t)0xffffffff00000000,
 224                                 ByteOrder::little));
 225     EXPECT_EQ(0x5555555555555555, gtoh((uint64_t)0x5555555555555555,
 226                                 ByteOrder::little));
 227     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, gtoh((uint64_t)0xa0a0a0a0a0a0a0a0,
 228                                 ByteOrder::little));
 229     EXPECT_EQ(0x0123cdef, gtoh((uint32_t)0xefcd2301, ByteOrder::little));
 230     EXPECT_EQ(0xfedc3210, gtoh((uint32_t)0x1032dcfe, ByteOrder::little));
 231     EXPECT_EQ(0x0b1c41b1, gtoh((uint32_t)0xb1411c0b, ByteOrder::little));
 232     EXPECT_EQ(0x0000ffff, gtoh((uint32_t)0xffff0000, ByteOrder::little));
 233     EXPECT_EQ(0x55555555, gtoh((uint32_t)0x55555555, ByteOrder::little));
 234     EXPECT_EQ(0xa0a0a0a0, gtoh((uint32_t)0xa0a0a0a0, ByteOrder::little));
 235     EXPECT_EQ(0x01ef, gtoh((uint16_t)0xef01, ByteOrder::little));
 236     EXPECT_EQ(0xfe10, gtoh((uint16_t)0x10fe, ByteOrder::little));
 237     EXPECT_EQ(0x0bb1, gtoh((uint16_t)0xb10b, ByteOrder::little));
 238     EXPECT_EQ(0x00ff, gtoh((uint16_t)0xff00, ByteOrder::little));
 239     EXPECT_EQ(0x5555, gtoh((uint16_t)0x5555, ByteOrder::little));
 240     EXPECT_EQ(0xa0a0, gtoh((uint16_t)0xa0a0, ByteOrder::little));
 241 #elif defined(_LITTLE_ENDIAN) || BYTE_ORDER==LITTLE_ENDIAN
 242     EXPECT_EQ(0x0123456789abcdef, gtoh((uint64_t)0xefcdab8967452301,
 243                                 ByteOrder::big));
 244     EXPECT_EQ(0xfedcba9876543210, gtoh((uint64_t)0x1032547698badcfe,
 245                                 ByteOrder::big));
 246     EXPECT_EQ(0x0b1cb071b77141b1, gtoh((uint64_t)0xb14171b771b01c0b,
 247                                 ByteOrder::big));
 248     EXPECT_EQ(0x00000000ffffffff, gtoh((uint64_t)0xffffffff00000000,
 249                                 ByteOrder::big));
 250     EXPECT_EQ(0x5555555555555555, gtoh((uint64_t)0x5555555555555555,
 251                                 ByteOrder::big));
 252     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, gtoh((uint64_t)0xa0a0a0a0a0a0a0a0,
 253                                 ByteOrder::big));
 254     EXPECT_EQ(0x0123cdef, gtoh((uint32_t)0xefcd2301, ByteOrder::big));
 255     EXPECT_EQ(0xfedc3210, gtoh((uint32_t)0x1032dcfe, ByteOrder::big));
 256     EXPECT_EQ(0x0b1c41b1, gtoh((uint32_t)0xb1411c0b, ByteOrder::big));
 257     EXPECT_EQ(0x0000ffff, gtoh((uint32_t)0xffff0000, ByteOrder::big));
 258     EXPECT_EQ(0x55555555, gtoh((uint32_t)0x55555555, ByteOrder::big));
 259     EXPECT_EQ(0xa0a0a0a0, gtoh((uint32_t)0xa0a0a0a0, ByteOrder::big));
 260     EXPECT_EQ(0x01ef, gtoh((uint16_t)0xef01, ByteOrder::big));
 261     EXPECT_EQ(0xfe10, gtoh((uint16_t)0x10fe, ByteOrder::big));
 262     EXPECT_EQ(0x0bb1, gtoh((uint16_t)0xb10b, ByteOrder::big));
 263     EXPECT_EQ(0x00ff, gtoh((uint16_t)0xff00, ByteOrder::big));
 264     EXPECT_EQ(0x5555, gtoh((uint16_t)0x5555, ByteOrder::big));
 265     EXPECT_EQ(0xa0a0, gtoh((uint16_t)0xa0a0, ByteOrder::big));
 266     EXPECT_EQ(0xefcdab8967452301, gtoh((uint64_t)0xefcdab8967452301,
 267                                 ByteOrder::little));
 268     EXPECT_EQ(0x1032547698badcfe, gtoh((uint64_t)0x1032547698badcfe,
 269                                 ByteOrder::little));
 270     EXPECT_EQ(0xb14171b771b01c0b, gtoh((uint64_t)0xb14171b771b01c0b,
 271                                 ByteOrder::little));
 272     EXPECT_EQ(0xffffffff00000000, gtoh((uint64_t)0xffffffff00000000,
 273                                 ByteOrder::little));
 274     EXPECT_EQ(0x5555555555555555, gtoh((uint64_t)0x5555555555555555,
 275                                 ByteOrder::little));
 276     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, gtoh((uint64_t)0xa0a0a0a0a0a0a0a0,
 277                                 ByteOrder::little));
 278     EXPECT_EQ(0xefcd2301, gtoh((uint32_t)0xefcd2301, ByteOrder::little));
 279     EXPECT_EQ(0x1032dcfe, gtoh((uint32_t)0x1032dcfe, ByteOrder::little));
 280     EXPECT_EQ(0xb1411c0b, gtoh((uint32_t)0xb1411c0b, ByteOrder::little));
 281     EXPECT_EQ(0xffff0000, gtoh((uint32_t)0xffff0000, ByteOrder::little));
 282     EXPECT_EQ(0x55555555, gtoh((uint32_t)0x55555555, ByteOrder::little));
 283     EXPECT_EQ(0xa0a0a0a0, gtoh((uint32_t)0xa0a0a0a0, ByteOrder::little));
 284     EXPECT_EQ(0xef01, gtoh((uint16_t)0xef01, ByteOrder::little));
 285     EXPECT_EQ(0x10fe, gtoh((uint16_t)0x10fe, ByteOrder::little));
 286     EXPECT_EQ(0xb10b, gtoh((uint16_t)0xb10b, ByteOrder::little));
 287     EXPECT_EQ(0xff00, gtoh((uint16_t)0xff00, ByteOrder::little));
 288     EXPECT_EQ(0x5555, gtoh((uint16_t)0x5555, ByteOrder::little));
 289     EXPECT_EQ(0xa0a0, gtoh((uint16_t)0xa0a0, ByteOrder::little));
 290 #else
 291     #error Invalid Endianess
 292 #endif
 293 }
 294
 295 TEST(ByteswapTest, betole)
 296 {
 297     EXPECT_EQ(0x0123456789abcdef, betole((uint64_t)0xefcdab8967452301));
 298     EXPECT_EQ(0xfedcba9876543210, betole((uint64_t)0x1032547698badcfe));
 299     EXPECT_EQ(0x0b1cb071b77141b1, betole((uint64_t)0xb14171b771b01c0b));
 300     EXPECT_EQ(0x00000000ffffffff, betole((uint64_t)0xffffffff00000000));
 301     EXPECT_EQ(0x5555555555555555, betole((uint64_t)0x5555555555555555));
 302     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, betole((uint64_t)0xa0a0a0a0a0a0a0a0));
 303     EXPECT_EQ(0x0123cdef, betole((uint32_t)0xefcd2301));
 304     EXPECT_EQ(0xfedc3210, betole((uint32_t)0x1032dcfe));
 305     EXPECT_EQ(0x0b1c41b1, betole((uint32_t)0xb1411c0b));
 306     EXPECT_EQ(0x0000ffff, betole((uint32_t)0xffff0000));
 307     EXPECT_EQ(0x55555555, betole((uint32_t)0x55555555));
 308     EXPECT_EQ(0xa0a0a0a0, betole((uint32_t)0xa0a0a0a0));
 309     EXPECT_EQ(0x01ef, betole((uint16_t)0xef01));
 310     EXPECT_EQ(0xfe10, betole((uint16_t)0x10fe));
 311     EXPECT_EQ(0x0bb1, betole((uint16_t)0xb10b));
 312     EXPECT_EQ(0x00ff, betole((uint16_t)0xff00));
 313     EXPECT_EQ(0x5555, betole((uint16_t)0x5555));
 314     EXPECT_EQ(0xa0a0, betole((uint16_t)0xa0a0));
 315 }
 316
 317 TEST(ByteswapTest, letobe)
 318 {
 319     EXPECT_EQ(0x0123456789abcdef, letobe((uint64_t)0xefcdab8967452301));
 320     EXPECT_EQ(0xfedcba9876543210, letobe((uint64_t)0x1032547698badcfe));
 321     EXPECT_EQ(0x0b1cb071b77141b1, letobe((uint64_t)0xb14171b771b01c0b));
 322     EXPECT_EQ(0x00000000ffffffff, letobe((uint64_t)0xffffffff00000000));
 323     EXPECT_EQ(0x5555555555555555, letobe((uint64_t)0x5555555555555555));
 324     EXPECT_EQ(0xa0a0a0a0a0a0a0a0, letobe((uint64_t)0xa0a0a0a0a0a0a0a0));
 325     EXPECT_EQ(0x0123cdef, letobe((uint32_t)0xefcd2301));
 326     EXPECT_EQ(0xfedc3210, letobe((uint32_t)0x1032dcfe));
 327     EXPECT_EQ(0x0b1c41b1, letobe((uint32_t)0xb1411c0b));
 328     EXPECT_EQ(0x0000ffff, letobe((uint32_t)0xffff0000));
 329     EXPECT_EQ(0x55555555, letobe((uint32_t)0x55555555));
 330     EXPECT_EQ(0xa0a0a0a0, letobe((uint32_t)0xa0a0a0a0));
 331     EXPECT_EQ(0x01ef, letobe((uint16_t)0xef01));
 332     EXPECT_EQ(0xfe10, letobe((uint16_t)0x10fe));
 333     EXPECT_EQ(0x0bb1, letobe((uint16_t)0xb10b));
 334     EXPECT_EQ(0x00ff, letobe((uint16_t)0xff00));
 335     EXPECT_EQ(0x5555, letobe((uint16_t)0x5555));
 336     EXPECT_EQ(0xa0a0, letobe((uint16_t)0xa0a0));
 337 }