[PATCH v5 6/9] test: lib: add test for sha256_hmac

Philippe REYNES philippe.reynes at softathome.com
Tue Dec 17 22:38:29 CET 2024


Hi Raymond,


Le 17/12/2024 à 15:59, Raymond Mao a écrit :
>
> *This Mail comes from Outside of SoftAtHome: *Do not answer, click 
> links or open attachments unless you recognize the sender and know the 
> content is safe.**
>
> Hi Philippe,
>
> On Tue, 17 Dec 2024 at 03:32, Philippe Reynes 
> <philippe.reynes at softathome.com> wrote:
>
>     Adds a test for the function sha256_hmac
>
>     Signed-off-by: Philippe Reynes <philippe.reynes at softathome.com>
>     ---
>      test/lib/Makefile           |   1 +
>      test/lib/test_sha256_hmac.c | 294
>     ++++++++++++++++++++++++++++++++++++
>      2 files changed, 295 insertions(+)
>      create mode 100644 test/lib/test_sha256_hmac.c
>
>     diff --git a/test/lib/Makefile b/test/lib/Makefile
>     index f516d001747..4c0abcba81a 100644
>     --- a/test/lib/Makefile
>     +++ b/test/lib/Makefile
>     @@ -24,6 +24,7 @@ obj-$(CONFIG_ERRNO_STR) += test_errno_str.o
>      obj-$(CONFIG_UT_LIB_ASN1) += asn1.o
>      obj-$(CONFIG_UT_LIB_RSA) += rsa.o
>      obj-$(CONFIG_AES) += test_aes.o
>     +obj-$(CONFIG_SHA256) += test_sha256_hmac.o
>      obj-$(CONFIG_GETOPT) += getopt.o
>      obj-$(CONFIG_CRC8) += test_crc8.o
>      obj-$(CONFIG_UT_LIB_CRYPT) += test_crypt.o
>     diff --git a/test/lib/test_sha256_hmac.c b/test/lib/test_sha256_hmac.c
>     new file mode 100644
>     index 00000000000..ca072f97226
>     --- /dev/null
>     +++ b/test/lib/test_sha256_hmac.c
>     @@ -0,0 +1,294 @@
>     +// SPDX-License-Identifier: GPL-2.0+
>     +/*
>     + * Copyright (c) 2024 Philippe Reynes
>     <philippe.reynes at softathome.com>
>     + *
>     + * Unit tests for sha256_hmac functions
>     + */
>     +
>     +#include <command.h>
>     +#include <test/lib.h>
>     +#include <test/test.h>
>     +#include <test/ut.h>
>     +#include <u-boot/sha256.h>
>     +
>     +struct test_sha256_hmac_s {
>     +       unsigned char *key;
>     +       int keylen;
>     +       unsigned char *input;
>     +       int ilen;
>     +       unsigned char *expected;
>     +       int elen;
>     +};
>
>
> Should be 'const unsigned char *' for all test data.


Ok, I have added a const for all data.


>     +
>     +/*
>     + * data comes from:
>     + * https://datatracker.ietf.org/doc/html/rfc4231
>     <https://datatracker.ietf.org/doc/html/rfc4231>
>     + */
>     +static unsigned char key_test1[] = {
>     +       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
>     +       0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b };
>     +
>     +static unsigned char input_test1[] = {
>     +       0x48, 0x69, 0x20, 0x54, 0x68, 0x65, 0x72, 0x65 };
>     +
>     +static unsigned char expected_test1[] = {
>     +       0xb0, 0x34, 0x4c, 0x61, 0xd8, 0xdb, 0x38, 0x53,
>     +       0x5c, 0xa8, 0xaf, 0xce, 0xaf, 0x0b, 0xf1, 0x2b,
>     +       0x88, 0x1d, 0xc2, 0x00, 0xc9, 0x83, 0x3d, 0xa7,
>     +       0x26, 0xe9, 0x37, 0x6c, 0x2e, 0x32, 0xcf, 0xf7 };
>     +
>     +static unsigned char key_test2[] = { 0x4a, 0x65, 0x66, 0x65 };
>     +
>     +static unsigned char input_test2[] = {
>     +       0x77, 0x68, 0x61, 0x74, 0x20, 0x64, 0x6f, 0x20,
>     +       0x79, 0x61, 0x20, 0x77, 0x61, 0x6e, 0x74, 0x20,
>     +       0x66, 0x6f, 0x72, 0x20, 0x6e, 0x6f, 0x74, 0x68,
>     +       0x69, 0x6e, 0x67, 0x3f };
>     +
>     +static unsigned char expected_test2[] = {
>     +       0x5b, 0xdc, 0xc1, 0x46, 0xbf, 0x60, 0x75, 0x4e,
>     +       0x6a, 0x04, 0x24, 0x26, 0x08, 0x95, 0x75, 0xc7,
>     +       0x5a, 0x00, 0x3f, 0x08, 0x9d, 0x27, 0x39, 0x83,
>     +       0x9d, 0xec, 0x58, 0xb9, 0x64, 0xec, 0x38, 0x43 };
>     +
>     +static unsigned char key_test3[] = {
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa };
>     +
>     +static unsigned char input_test3[] = {
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
>     +       0xdd, 0xdd };
>     +
>     +static unsigned char expected_test3[] = {
>     +       0x77, 0x3e, 0xa9, 0x1e, 0x36, 0x80, 0x0e, 0x46,
>     +       0x85, 0x4d, 0xb8, 0xeb, 0xd0, 0x91, 0x81, 0xa7,
>     +       0x29, 0x59, 0x09, 0x8b, 0x3e, 0xf8, 0xc1, 0x22,
>     +       0xd9, 0x63, 0x55, 0x14, 0xce, 0xd5, 0x65, 0xfe };
>     +
>     +static unsigned char key_test4[] = {
>     +       0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
>     +       0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10,
>     +       0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
>     +       0x19,
>     +};
>     +
>     +static unsigned char input_test4[] = {
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd, 0xcd,
>     +       0xcd, 0xcd,
>     +};
>     +
>     +static unsigned char expected_test4[] = {
>     +       0x82, 0x55, 0x8a, 0x38, 0x9a, 0x44, 0x3c, 0x0e,
>     +       0xa4, 0xcc, 0x81, 0x98, 0x99, 0xf2, 0x08, 0x3a,
>     +       0x85, 0xf0, 0xfa, 0xa3, 0xe5, 0x78, 0xf8, 0x07,
>     +       0x7a, 0x2e, 0x3f, 0xf4, 0x67, 0x29, 0x66, 0x5b,
>     +};
>     +
>     +static unsigned char key_test5[] = {
>     +       0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
>     +       0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c,
>     +       0x0c, 0x0c, 0x0c, 0x0c,
>     +};
>     +
>     +static unsigned char input_test5[] = {
>     +       0x54, 0x65, 0x73, 0x74, 0x20, 0x57, 0x69, 0x74,
>     +       0x68, 0x20, 0x54, 0x72, 0x75, 0x6e, 0x63, 0x61,
>     +       0x74, 0x69, 0x6f, 0x6e,
>     +};
>     +
>     +static unsigned char expected_test5[] = {
>     +       0xa3, 0xb6, 0x16, 0x74, 0x73, 0x10, 0x0e, 0xe0,
>     +       0x6e, 0x0c, 0x79, 0x6c, 0x29, 0x55, 0x55, 0x2b,
>     +};
>     +
>     +static unsigned char key_test6[] = {
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa };
>     +
>     +static unsigned char input_test6[] = {
>     +       0x54, 0x65, 0x73, 0x74, 0x20, 0x55, 0x73, 0x69,
>     +       0x6e, 0x67, 0x20, 0x4c, 0x61, 0x72, 0x67, 0x65,
>     +       0x72, 0x20, 0x54, 0x68, 0x61, 0x6e, 0x20, 0x42,
>     +       0x6c, 0x6f, 0x63, 0x6b, 0x2d, 0x53, 0x69, 0x7a,
>     +       0x65, 0x20, 0x4b, 0x65, 0x79, 0x20, 0x2d, 0x20,
>     +       0x48, 0x61, 0x73, 0x68, 0x20, 0x4b, 0x65, 0x79,
>     +       0x20, 0x46, 0x69, 0x72, 0x73, 0x74 };
>     +
>     +static unsigned char expected_test6[] = {
>     +       0x60, 0xe4, 0x31, 0x59, 0x1e, 0xe0, 0xb6, 0x7f,
>     +       0x0d, 0x8a, 0x26, 0xaa, 0xcb, 0xf5, 0xb7, 0x7f,
>     +       0x8e, 0x0b, 0xc6, 0x21, 0x37, 0x28, 0xc5, 0x14,
>     +       0x05, 0x46, 0x04, 0x0f, 0x0e, 0xe3, 0x7f, 0x54 };
>     +
>     +static unsigned char key_test7[] = {
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
>     +       0xaa, 0xaa, 0xaa,
>     +};
>     +
>     +static unsigned char input_test7[] = {
>     +       0x54, 0x68, 0x69, 0x73, 0x20, 0x69, 0x73, 0x20,
>     +       0x61, 0x20, 0x74, 0x65, 0x73, 0x74, 0x20, 0x75,
>     +       0x73, 0x69, 0x6e, 0x67, 0x20, 0x61, 0x20, 0x6c,
>     +       0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74, 0x68,
>     +       0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63, 0x6b,
>     +       0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x6b, 0x65,
>     +       0x79, 0x20, 0x61, 0x6e, 0x64, 0x20, 0x61, 0x20,
>     +       0x6c, 0x61, 0x72, 0x67, 0x65, 0x72, 0x20, 0x74,
>     +       0x68, 0x61, 0x6e, 0x20, 0x62, 0x6c, 0x6f, 0x63,
>     +       0x6b, 0x2d, 0x73, 0x69, 0x7a, 0x65, 0x20, 0x64,
>     +       0x61, 0x74, 0x61, 0x2e, 0x20, 0x54, 0x68, 0x65,
>     +       0x20, 0x6b, 0x65, 0x79, 0x20, 0x6e, 0x65, 0x65,
>     +       0x64, 0x73, 0x20, 0x74, 0x6f, 0x20, 0x62, 0x65,
>     +       0x20, 0x68, 0x61, 0x73, 0x68, 0x65, 0x64, 0x20,
>     +       0x62, 0x65, 0x66, 0x6f, 0x72, 0x65, 0x20, 0x62,
>     +       0x65, 0x69, 0x6e, 0x67, 0x20, 0x75, 0x73, 0x65,
>     +       0x64, 0x20, 0x62, 0x79, 0x20, 0x74, 0x68, 0x65,
>     +       0x20, 0x48, 0x4d, 0x41, 0x43, 0x20, 0x61, 0x6c,
>     +       0x67, 0x6f, 0x72, 0x69, 0x74, 0x68, 0x6d, 0x2e,
>     +};
>     +
>     +static unsigned char expected_test7[] = {
>     +       0x9b, 0x09, 0xff, 0xa7, 0x1b, 0x94, 0x2f, 0xcb,
>     +       0x27, 0x63, 0x5f, 0xbc, 0xd5, 0xb0, 0xe9, 0x44,
>     +       0xbf, 0xdc, 0x63, 0x64, 0x4f, 0x07, 0x13, 0x93,
>     +       0x8a, 0x7f, 0x51, 0x53, 0x5c, 0x3a, 0x35, 0xe2,
>     +};
>     +
>     +static struct test_sha256_hmac_s test_sha256_hmac[] = {
>     +       {
>     +               .key = key_test1,
>     +               .keylen = sizeof(key_test1),
>     +               .input = input_test1,
>     +               .ilen = sizeof(input_test1),
>     +               .expected = expected_test1,
>     +               .elen = sizeof(expected_test1),
>     +       },
>     +       {
>     +               .key = key_test2,
>     +               .keylen = sizeof(key_test2),
>     +               .input = input_test2,
>     +               .ilen = sizeof(input_test2),
>     +               .expected = expected_test2,
>     +               .elen = sizeof(expected_test2),
>     +       },
>     +       {
>     +               .key = key_test3,
>     +               .keylen = sizeof(key_test3),
>     +               .input = input_test3,
>     +               .ilen = sizeof(input_test3),
>     +               .expected = expected_test3,
>     +               .elen = sizeof(expected_test3),
>     +       },
>     +       {
>     +               .key = key_test4,
>     +               .keylen = sizeof(key_test4),
>     +               .input = input_test4,
>     +               .ilen = sizeof(input_test4),
>     +               .expected = expected_test4,
>     +               .elen = sizeof(expected_test4),
>     +       },
>     +       {
>     +               .key = key_test5,
>     +               .keylen = sizeof(key_test5),
>     +               .input = input_test5,
>     +               .ilen = sizeof(input_test5),
>     +               .expected = expected_test5,
>     +               .elen = sizeof(expected_test5),
>     +       },
>     +       {
>     +               .key = key_test6,
>     +               .keylen = sizeof(key_test6),
>     +               .input = input_test6,
>     +               .ilen = sizeof(input_test6),
>     +               .expected = expected_test6,
>     +               .elen = sizeof(expected_test6),
>     +       },
>     +       {
>     +               .key = key_test7,
>     +               .keylen = sizeof(key_test7),
>     +               .input = input_test7,
>     +               .ilen = sizeof(input_test7),
>     +               .expected = expected_test7,
>     +               .elen = sizeof(expected_test7),
>     +       },
>     +};
>     +
>     +static int _lib_test_sha256_hmac_run(struct unit_test_state *uts,
>     +                                    unsigned char *key, int keylen,
>     +                                    unsigned char *input, int ilen,
>     +                                    unsigned char *expected, int
>     elen)
>     +{
>     +       unsigned char output[SHA256_SUM_LEN];
>     +       int ret;
>     +
>     +       ut_assert(elen <= sizeof(output));
>     +       ret = sha256_hmac(key, keylen, input, ilen, output);
>     +       ut_assert(!ret);
>     +       ut_asserteq_mem(expected, output, elen);
>     +
>     +       return 0;
>     +}
>     +
>     +static int lib_test_sha256_hmac_run(struct unit_test_state *uts,
>     +                                   struct test_sha256_hmac_s *test)
>     +{
>     +       return _lib_test_sha256_hmac_run(uts, test->key, test->keylen,
>     +                                        test->input, test->ilen,
>     + test->expected, test->elen);
>     +}
>     +
>     +static int lib_test_sha256_hmac(struct unit_test_state *uts)
>     +{
>     +       int i, ret = 0;
>     +
>     +       for (i = 0; i < ARRAY_SIZE(test_sha256_hmac); i++) {
>     +               ret = lib_test_sha256_hmac_run(uts,
>     &test_sha256_hmac[i]);
>     +               if (ret)
>     +                       return ret;
>     +       }
>     +
>     +       return 0;
>     +}
>     +
>     +LIB_TEST(lib_test_sha256_hmac, 0);
>     -- 
>     2.25.1
>
>
> Regards,
> Raymond


Regards,

Philippe



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