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Add decrypt tests

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This commit is contained in:
Juliusz Sosinowicz
2020-09-28 15:59:50 +02:00
parent 7e38b6bee6
commit 942168c62d
1 changed files with 48 additions and 0 deletions
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48
tests/api.c
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@@ -35357,11 +35357,13 @@ static void test_wolfssl_EVP_aes_gcm_AAD_2_parts(void)
byte outTag1Part[16];
byte out2Part[16];
byte outTag2Part[16];
byte decryptBuf[16];
int len;
EVP_CIPHER_CTX* ctx = NULL;
printf(testingFmt, "wolfssl_EVP_aes_gcm_AAD_2_parts");
/* ENCRYPT */
/* Send AAD and data in 1 part */
AssertNotNull(ctx = EVP_CIPHER_CTX_new());
AssertIntEQ(EVP_EncryptInit_ex(ctx, EVP_aes_128_gcm(), NULL, NULL, NULL), 1);
@@ -35373,6 +35375,21 @@ static void test_wolfssl_EVP_aes_gcm_AAD_2_parts(void)
AssertIntEQ(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG, 16, outTag1Part), 1);
EVP_CIPHER_CTX_free(ctx);
/* DECRYPT */
/* Send AAD and data in 1 part */
AssertNotNull(ctx = EVP_CIPHER_CTX_new());
AssertIntEQ(EVP_DecryptInit_ex(ctx, EVP_aes_128_gcm(), NULL, NULL, NULL), 1);
AssertIntEQ(EVP_DecryptInit_ex(ctx, NULL, NULL, key, iv), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, NULL, &len, aad, sizeof(aad)), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, decryptBuf, &len, out1Part, sizeof(cleartext)), 1);
AssertIntEQ(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, 16, outTag1Part), 1);
AssertIntEQ(EVP_DecryptFinal_ex(ctx, decryptBuf, &len), 1);
AssertIntEQ(len, sizeof(cleartext));
EVP_CIPHER_CTX_free(ctx);
AssertIntEQ(XMEMCMP(decryptBuf, cleartext, len), 0);
/* ENCRYPT */
/* Send AAD and data in 2 parts */
AssertNotNull(ctx = EVP_CIPHER_CTX_new());
AssertIntEQ(EVP_EncryptInit_ex(ctx, EVP_aes_128_gcm(), NULL, NULL, NULL), 1);
@@ -35401,6 +35418,37 @@ static void test_wolfssl_EVP_aes_gcm_AAD_2_parts(void)
AssertIntEQ(XMEMCMP(out1Part, out2Part, sizeof(out1Part)), 0);
AssertIntEQ(XMEMCMP(outTag1Part, outTag2Part, sizeof(outTag1Part)), 0);
/* DECRYPT */
/* Send AAD and data in 2 parts */
AssertNotNull(ctx = EVP_CIPHER_CTX_new());
AssertIntEQ(EVP_DecryptInit_ex(ctx, EVP_aes_128_gcm(), NULL, NULL, NULL), 1);
AssertIntEQ(EVP_DecryptInit_ex(ctx, NULL, NULL, key, iv), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, NULL, &len, aad, 1), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, NULL, &len, aad + 1, sizeof(aad) - 1), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, decryptBuf, &len, out1Part, 1), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, decryptBuf, &len, out1Part + 1,
sizeof(cleartext) - 1), 1);
AssertIntEQ(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, 16, outTag1Part), 1);
AssertIntEQ(EVP_DecryptFinal_ex(ctx, decryptBuf, &len), 1);
AssertIntEQ(len, sizeof(cleartext));
AssertIntEQ(XMEMCMP(decryptBuf, cleartext, len), 0);
/* Test AAD re-use */
AssertIntEQ(EVP_DecryptInit_ex(ctx, EVP_aes_128_gcm(), NULL, NULL, NULL), 1);
AssertIntEQ(EVP_DecryptInit_ex(ctx, NULL, NULL, key, iv), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, decryptBuf, &len, out1Part, 1), 1);
AssertIntEQ(EVP_DecryptUpdate(ctx, decryptBuf, &len, out1Part + 1,
sizeof(cleartext) - 1), 1);
AssertIntEQ(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, 16, outTag1Part), 1);
AssertIntEQ(EVP_DecryptFinal_ex(ctx, decryptBuf, &len), 1);
AssertIntEQ(len, sizeof(cleartext));
AssertIntEQ(XMEMCMP(decryptBuf, cleartext, len), 0);
/* Test AAD re-use */
EVP_CIPHER_CTX_free(ctx);
printf(resultFmt, passed);
#endif
}