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crc_unittest.cpp
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1 /* +---------------------------------------------------------------------------+
2  | Mobile Robot Programming Toolkit (MRPT) |
3  | http://www.mrpt.org/ |
4  | |
5  | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file |
6  | See: http://www.mrpt.org/Authors - All rights reserved. |
7  | Released under BSD License. See details in http://www.mrpt.org/License |
8  +---------------------------------------------------------------------------+ */
9 
10 #include <mrpt/utils/crc.h>
11 #include <gtest/gtest.h>
12 
13 using namespace mrpt;
14 using namespace mrpt::utils;
15 using namespace std;
16 
17 // Load data from constant file and check for exact match.
18 TEST(crc, crc32)
19 {
20  unsigned char buffer[] = {0xAA, 0x44, 0x12, 0x1C, 0x2A, 0x00, 0x02, 0x20,
21  0x48, 0x00, 0x00, 0x00, 0x90, 0xB4, 0x93, 0x05, 0xB0, 0xAB, 0xB9, 0x12, 0x00,
22  0x00, 0x00, 0x00, 0x45, 0x61, 0xBC, 0x0A, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
23  0x00, 0x00, 0x1B, 0x04, 0x50, 0xB3, 0xF2, 0x8E, 0x49, 0x40, 0x16, 0xFA, 0x6B,
24  0xBE, 0x7C, 0x82, 0x5C, 0xC0, 0x00, 0x60, 0x76, 0x9F, 0x44, 0x9F, 0x90, 0x40,
25  0xA6, 0x2A, 0x82, 0xC1, 0x3D, 0x00, 0x00, 0x00, 0x12, 0x5A, 0xCB, 0x3F, 0xCD,
26  0x9E, 0x98, 0x3F, 0xDB, 0x66, 0x40, 0x40, 0x00, 0x30, 0x30, 0x30, 0x00, 0x00,
27  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0B, 0x0B, 0x00, 0x00, 0x00, 0x06, 0x00,
28  0x03};
29 
30  uint32_t crc = mrpt::utils::compute_CRC32(buffer, sizeof(buffer), 0xEDB88320L );
31 
32  EXPECT_EQ(crc, 0x484cdc42u);
33 }
TEST(crc, crc32)
GLuint buffer
Definition: glew.h:1585
uint32_t BASE_IMPEXP compute_CRC32(const std::vector< uint8_t > &data, const uint32_t gen_pol=0xEDB88320L)
Computes the CRC32 checksum of a block of data.
Definition: crc.cpp:27
unsigned __int32 uint32_t
Definition: rptypes.h:49



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