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[crypto] add 'Sha256::Hash' type (#5946)

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This commit adds new public type 'otCryptoSha256Hash' and its internal
mirror `Sha256::Hash` type which represent a SHA-256 hash value.
This commit is contained in:
Abtin Keshavarzian
2020-12-12 11:09:54 -08:00
committed by GitHub
parent 89cc2ef432
commit 6b48c74787
14 changed files with 106 additions and 63 deletions
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tests/unit/test_hmac_sha256.cpp
+9 -8
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@@ -38,17 +38,17 @@ void TestHmacSha256(void)
{
static const struct
{
const char *key;
const char *data;
uint8_t hash[ot::Crypto::HmacSha256::kHashSize];
const char * key;
const char * data;
otCryptoSha256Hash hash;
} tests[] = {
{
"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
"Hi There",
{
{{
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,
},
}},
},
{
nullptr,
@@ -61,8 +61,8 @@ void TestHmacSha256(void)
// Make sure hmac is destructed before freeing instance.
{
ot::Crypto::HmacSha256 hmac;
uint8_t hash[ot::Crypto::HmacSha256::kHashSize];
ot::Crypto::HmacSha256 hmac;
ot::Crypto::HmacSha256::Hash hash;
VerifyOrQuit(instance != nullptr, "Null OpenThread instance");
@@ -72,7 +72,8 @@ void TestHmacSha256(void)
hmac.Update(reinterpret_cast<const uint8_t *>(tests[i].data), static_cast<uint16_t>(strlen(tests[i].data)));
hmac.Finish(hash);
VerifyOrQuit(memcmp(hash, tests[i].hash, sizeof(tests[i].hash)) == 0, "HMAC-SHA-256 failed");
VerifyOrQuit(hash == static_cast<const ot::Crypto::HmacSha256::Hash &>(tests[i].hash),
"HMAC-SHA-256 failed");
}
}