diff options
| -rw-r--r-- | src/vppinfra/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/vppinfra/test/crc32c.c | 54 |
2 files changed, 55 insertions, 0 deletions
diff --git a/src/vppinfra/CMakeLists.txt b/src/vppinfra/CMakeLists.txt index 40951336387..e24e0493ca9 100644 --- a/src/vppinfra/CMakeLists.txt +++ b/src/vppinfra/CMakeLists.txt @@ -279,6 +279,7 @@ set(test_files test/array_mask.c test/compress.c test/count_equal.c + test/crc32c.c test/index_to_ptr.c test/ip_csum.c test/mask_compare.c diff --git a/src/vppinfra/test/crc32c.c b/src/vppinfra/test/crc32c.c new file mode 100644 index 00000000000..8c0c691e2e8 --- /dev/null +++ b/src/vppinfra/test/crc32c.c @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: Apache-2.0 + * Copyright(c) 2021 Cisco Systems, Inc. + */ + +#include <vppinfra/format.h> +#include <vppinfra/test/test.h> +#include <vppinfra/crc32.h> + +#ifndef CLIB_MARCH_VARIANT +char *crc32c_test_string = + "The quick brown fox jumped over the lazy dog and stumbled."; +u32 crc32c_test_values_data[] = { + 0x00000000, 0x96bf4dcc, 0x65479df4, 0x60a63889, 0xda99c852, 0x3337e4e2, + 0x4651af18, 0x83b586a1, 0x2235e3b5, 0x7f896b6f, 0x1f17a8f3, 0x60dc68bc, + 0x6f95458b, 0x24c5aa40, 0xe40de8f0, 0x3e344ed8, 0x798903f4, 0x73ea05e3, + 0xcfc61ead, 0xe6ed33a9, 0xfaa20d87, 0x5ce246c4, 0x4022138c, 0x111b090a, + 0x1a6b673c, 0x298d6a78, 0x5d3485d5, 0xc6c24fec, 0x91600ac3, 0x877506df, + 0xd9702ff7, 0xb7de5f4b, 0xf8f8e606, 0x905bdc1c, 0xb69298ce, 0x3b748c05, + 0x1577ee4e, 0xc19389c7, 0x842bc1c7, 0x0db915db, 0x437d7c44, 0xa61f7901, + 0x54919807, 0xeb4b5a35, 0xb0f5e17e, 0xfded9015, 0xb6ff2e82, 0xaec598e4, + 0x8258fee0, 0xc30f7e3a, 0x390ac90e, 0x1a4376fc, 0xfa5ea3c2, 0xfca2d721, + 0x52d74c9f, 0xe06c4bcd, 0x28728122, 0x67f288d5, 0 +}; +u32 *crc32c_test_values = crc32c_test_values_data; + +#else +extern char *crc32c_test_string; +extern u32 *crc32c_test_values; +#endif + +static clib_error_t * +test_clib_crc32c (clib_error_t *err) +{ + int max_len = strlen (crc32c_test_string); + int i; + for (i = 0; i < max_len; i++) + { + u32 expected_crc32c = crc32c_test_values[i]; + u32 calculated_crc32 = clib_crc32c ((u8 *) crc32c_test_string, i); + if (expected_crc32c != calculated_crc32) + { + return clib_error_return ( + err, + "Bad CRC32C for test case %d: expected 0x%08x, calculated: 0x%08x", + i, expected_crc32c, calculated_crc32); + } + } + return err; +} + +REGISTER_TEST (clib_crc32c) = { + .name = "clib_crc32c", + .fn = test_clib_crc32c, +}; |