48 lines
No EOL
1.3 KiB
C
48 lines
No EOL
1.3 KiB
C
#include <stdarg.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <setjmp.h>
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#include <cmocka.h>
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#include "chacha.h"
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/* test from https://datatracker.ietf.org/doc/html/draft-irtf-cfrg-xchacha-03#section-2.2 */
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void
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hchacha(uint8_t out[HCHACHA_OUT_BYTES],
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const uint8_t key[CHACHA_KEY_BYTES],
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const uint8_t nonce[HCHACHA_NONCE_BYTES],
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int round);
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uint8_t key[CHACHA_KEY_BYTES] = {
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
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0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
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0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f
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};
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uint8_t nonce[HCHACHA_NONCE_BYTES] = {
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0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x4a, 0x00, 0x00, 0x00, 0x00, 0x31, 0x41, 0x59, 0x27
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};
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static void
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test_hchacha20(void **state)
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{
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uint8_t out[HCHACHA_OUT_BYTES];
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uint8_t expected[HCHACHA_OUT_BYTES] = {
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0x82, 0x41, 0x3b, 0x42, 0x27, 0xb2, 0x7b, 0xfe, 0xd3, 0x0e, 0x42, 0x50, 0x8a, 0x87, 0x7d, 0x73,
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0xa0, 0xf9, 0xe4, 0xd5, 0x8a, 0x74, 0xa8, 0x53, 0xc1, 0x2e, 0xc4, 0x13, 0x26, 0xd3, 0xec, 0xdc
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};
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hchacha(out, key, nonce, 20);
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assert_memory_equal(expected, out, HCHACHA_OUT_BYTES);
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}
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int
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main(void)
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{
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const struct CMUnitTest tests[] = {
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cmocka_unit_test(test_hchacha20),
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};
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return cmocka_run_group_tests(tests, NULL, NULL);
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} |