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passing a unit test

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This commit is contained in:
JacobBarthelmeh
2025-02-20 01:31:49 -07:00
parent 1e254c014d
commit 7c6cd1deea
2 changed files with 17 additions and 66 deletions
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8
tests/api.c
View File

@@ -39218,6 +39218,9 @@ static int test_wc_PKCS7_DecodeEnvelopedData_stream_decrypt_cb(PKCS7* pkcs7, con
printf("Example buffer size needs increased");
}
printf("Decoded in %d bytes\n", outputSz);
for (word32 z = 0; z < outputSz; z++) printf("%02X", output[z]);
printf("\n");
XMEMCPY(out->buffer + out->length, output, outputSz);
out->length += outputSz;
@@ -39252,11 +39255,14 @@ static int test_wc_PKCS7_DecodeEnvelopedData_stream(void)
ExpectIntEQ(wc_PKCS7_SetStreamMode(pkcs7, 1, NULL,
test_wc_PKCS7_DecodeEnvelopedData_stream_decrypt_cb, (void*)&out), 0);
ExpectTrue((f = XFOPEN(testStream, "rb")) != XBADFILE);
do {
ExpectTrue((f = XFOPEN(testStream, "rb")) != XBADFILE);
ExpectIntGT(testStreamBufferSz = (int)XFREAD(testStreamBuffer, 1,
sizeof(testStreamBuffer), f), 0);
printf("Fedding in %d bytes\n", testStreamBufferSz);
for (int z = 0; z < testStreamBufferSz; z++) printf("%02X", testStreamBuffer[z]);
printf("\n");
ret = wc_PKCS7_DecodeEnvelopedData(pkcs7, testStreamBuffer, testStreamBufferSz, NULL, 0);
} while (ret == WC_PKCS7_WANT_READ_E);
ExpectIntGT(ret, 0);

75
wolfcrypt/src/pkcs7.c
View File

@@ -6241,7 +6241,6 @@ static int PKCS7_VerifySignedData(wc_PKCS7* pkcs7, const byte* hashBuf,
/* store current index to get the signerInfo index later */
certIdx2 = idx;
/* store certificate if needed */
if (length > 0 && in2Sz == 0) {
/* free tmpCert if not NULL */
@@ -8615,7 +8614,6 @@ static int wc_PKCS7_DecryptContentEx(PKCS7* pkcs7, int encryptOID,
#ifdef WOLFSSL_AES_256
case AES256CBCb:
#endif
printf("trying to do decryption\n");
ret = wc_AesCbcDecrypt(pkcs7->decryptKey.aes, out, in,
(word32)inSz);
#ifdef WOLFSSL_ASYNC_CRYPT
@@ -10254,7 +10252,6 @@ static int wc_PKCS7_DecryptKtri(wc_PKCS7* pkcs7, byte* in, word32 inSz,
return ASN_VERSION_E;
}
printf("epxected size = %d\n", pkcs7->stream->expected);
#ifndef NO_PKCS7_STREAM
if ((ret = wc_PKCS7_StreamEndCase(pkcs7, &tmpIdx, idx)) != 0) {
break;
@@ -10273,7 +10270,6 @@ printf("epxected size = %d\n", pkcs7->stream->expected);
#endif
wc_PKCS7_ChangeState(pkcs7, WC_PKCS7_DECRYPT_KTRI_2);
//pkcs7->stream->expected = MAX_SEQ_SZ;
printf("epxected size = %d\n", pkcs7->stream->expected);
FALL_THROUGH;
case WC_PKCS7_DECRYPT_KTRI_2:
@@ -10290,7 +10286,6 @@ printf("epxected size = %d\n", pkcs7->stream->expected);
wc_PKCS7_StreamGetVar(pkcs7, NULL, &sidType, &version);
printf("epxected size = %d\n", pkcs7->stream->expected);
/* @TODO get expected size for next part, does not account for
* GetInt call well */
if (pkcs7->stream->expected == MAX_SEQ_SZ) {
@@ -10312,7 +10307,6 @@ printf("epxected size = %d\n", pkcs7->stream->expected);
pkcs7->stream->expected = (word32)sz + MAX_ALGO_SZ + ASN_TAG_SZ +
MAX_LENGTH_SZ + 512;
printf("new expected size = %d\n", pkcs7->stream->expected);
if (pkcs7->stream->length > 0 &&
pkcs7->stream->length < pkcs7->stream->expected) {
return WC_PKCS7_WANT_READ_E;
@@ -10320,20 +10314,16 @@ printf("epxected size = %d\n", pkcs7->stream->expected);
}
#endif /* !NO_PKCS7_STREAM */
printf("flag 1\n");
if (sidType == CMS_ISSUER_AND_SERIAL_NUMBER) {
printf("flag 1.2\n");
/* remove IssuerAndSerialNumber */
if (GetSequence(pkiMsg, idx, &length, pkiMsgSz) < 0)
return ASN_PARSE_E;
printf("flag 1.3\n");
if (GetNameHash_ex(pkiMsg, idx, issuerHash, (int)pkiMsgSz,
pkcs7->publicKeyOID) < 0)
return ASN_PARSE_E;
printf("flag 1.4\n");
/* if we found correct recipient, issuer hashes will match */
if (XMEMCMP(issuerHash, pkcs7->issuerHash,
(word32)keyIdSize) == 0) {
@@ -10354,7 +10344,6 @@ printf("flag 1.4\n");
return ASN_PARSE_E;
}
printf("flag 1.5\n");
mp_clear(serialNum);
#ifdef WOLFSSL_SMALL_STACK
@@ -10374,7 +10363,6 @@ printf("flag 1.5\n");
* context specific with tag number 0 within the class.
*/
printf("flag 1.2\n");
if (GetASNTag(pkiMsg, idx, &tag, pkiMsgSz) < 0)
return ASN_PARSE_E;
@@ -10421,24 +10409,20 @@ printf("flag 1.2\n");
}
#endif
printf("flag 2\n");
/* read encryptedKey */
if (GetASNTag(pkiMsg, idx, &tag, pkiMsgSz) < 0)
return ASN_PARSE_E;
printf("flag 3\n");
if (tag != ASN_OCTET_STRING)
return ASN_PARSE_E;
if (GetLength(pkiMsg, idx, &encryptedKeySz, pkiMsgSz) < 0) {
return ASN_PARSE_E;
}
printf("flag 4\n");
if (encryptedKeySz > MAX_ENCRYPTED_KEY_SZ) {
return BUFFER_E;
}
printf("flag 5\n");
#ifndef NO_PKCS7_STREAM
if ((ret = wc_PKCS7_StreamEndCase(pkcs7, &tmpIdx, idx)) != 0) {
break;
@@ -11582,7 +11566,6 @@ static int wc_PKCS7_DecryptKari(wc_PKCS7* pkcs7, byte* in, word32 inSz,
#ifndef NO_PKCS7_STREAM
word32 tmpIdx = (idx) ? *idx : 0;
#endif
WOLFSSL_ENTER("wc_PKCS7_DecryptKari");
if (pkcs7 == NULL || pkiMsg == NULL ||
idx == NULL || decryptedKey == NULL || decryptedKeySz == NULL) {
@@ -11628,7 +11611,8 @@ static int wc_PKCS7_DecryptKari(wc_PKCS7* pkcs7, byte* in, word32 inSz,
ret = wc_PKCS7_KariParseRecipCert(kari, (byte*)pkcs7->singleCert,
pkcs7->singleCertSz, pkcs7->privateKey,
pkcs7->privateKeySz);
if (ret != 0) {
if (ret != 0) {
wc_PKCS7_KariFree(kari);
#ifdef WOLFSSL_SMALL_STACK
XFREE(encryptedKey, pkcs7->heap, DYNAMIC_TYPE_PKCS7);
@@ -12127,7 +12111,6 @@ static int wc_PKCS7_ParseToRecipientInfoSet(wc_PKCS7* pkcs7, byte* in,
return ret;
}
if ((ret = wc_PKCS7_SetMaxStream(pkcs7, in, inSz)) != 0) {
printf("ret of set max stream = %d\n", ret);
break;
}
pkiMsgSz = (pkcs7->stream->length > 0)? pkcs7->stream->length: inSz;
@@ -12136,7 +12119,6 @@ static int wc_PKCS7_ParseToRecipientInfoSet(wc_PKCS7* pkcs7, byte* in,
if (ret == 0 && GetSequence_ex(pkiMsg, idx, &length, pkiMsgSz,
NO_USER_CHECK) < 0)
{
printf("ret of getsequence = %d\n", ret);
ret = ASN_PARSE_E;
}
@@ -12271,7 +12253,6 @@ printf("ret of getsequence = %d\n", ret);
NO_USER_CHECK) < 0)
ret = ASN_PARSE_E;
printf("Length of recipient inof set = %d\n", length);
if (ret < 0)
break;
@@ -12483,13 +12464,11 @@ WOLFSSL_API int wc_PKCS7_DecodeEnvelopedData(wc_PKCS7* pkcs7, byte* in,
ret = ASN_PARSE_E;
}
printf("-1 ret = %d\n", ret);
if (ret == 0 && wc_GetContentType(pkiMsg, &idx, &contentType,
pkiMsgSz) < 0) {
ret = ASN_PARSE_E;
}
printf("-2 ret = %d\n", ret);
if (ret == 0) {
pkcs7->contentOID = (int)contentType;
}
@@ -12499,7 +12478,6 @@ printf("-2 ret = %d\n", ret);
ret = ASN_PARSE_E;
}
printf("-3 ret = %d\n", ret);
blockKeySz = wc_PKCS7_GetOIDKeySize((int)encOID);
if (ret == 0 && blockKeySz < 0) {
ret = blockKeySz;
@@ -12515,24 +12493,20 @@ printf("-3 ret = %d\n", ret);
ret = ASN_PARSE_E;
}
printf("-4 ret = %d\n", ret);
if (ret == 0 && tag != ASN_OCTET_STRING) {
ret = ASN_PARSE_E;
}
printf("-5 ret = %d\n", ret);
if (ret == 0 && GetLength_ex(pkiMsg, &idx, &length, pkiMsgSz,
NO_USER_CHECK) < 0) {
ret = ASN_PARSE_E;
}
printf("-6 ret = %d\n", ret);
if (ret == 0 && length != expBlockSz) {
WOLFSSL_MSG("Incorrect IV length, must be of content alg block size");
ret = ASN_PARSE_E;
}
printf("-7 ret = %d\n", ret);
if (ret != 0)
break;
#ifndef NO_PKCS7_STREAM
@@ -12584,12 +12558,9 @@ printf("-7 ret = %d\n", ret);
}
idx++;
if (ret == 0) {
ret = GetLength_ex(pkiMsg, &idx, &encryptedContentTotalSz,
pkiMsgSz, 0);
if (ret < 0) {
ret = ASN_PARSE_E;
}
if (ret == 0 && GetLength_ex(pkiMsg, &idx, &encryptedContentTotalSz,
pkiMsgSz, 0) < 0) {
ret = ASN_PARSE_E;
}
if (ret != 0)
@@ -12603,7 +12574,6 @@ printf("-7 ret = %d\n", ret);
if (explicitOctet) {
pkcs7->stream->expected = MAX_OCTET_STR_SZ;
}
printf("Expecting %d bytes... \n", pkcs7->stream->expected);
wc_PKCS7_StreamGetVar(pkcs7, &encOID, &expBlockSz, 0);
wc_PKCS7_StreamStoreVar(pkcs7, encOID, expBlockSz, explicitOctet);
#endif
@@ -12613,7 +12583,6 @@ printf("Expecting %d bytes... \n", pkcs7->stream->expected);
case WC_PKCS7_ENV_5:
#ifndef NO_PKCS7_STREAM
printf("inSz = %d pkcs7->length = %d, idx = %d expected = %d\n", inSz, pkcs7->stream->length, idx, pkcs7->stream->expected);
if ((ret = wc_PKCS7_AddDataToStream(pkcs7, in, inSz,
pkcs7->stream->expected, &pkiMsg, &idx)) != 0) {
return ret;
@@ -12625,7 +12594,6 @@ printf("inSz = %d pkcs7->length = %d, idx = %d expected = %d\n", inSz, pkcs7->st
pkiMsgSz = (pkcs7->stream->length > 0)? pkcs7->stream->length: inSz;
printf("pkcs7->length = %d pkimsgSz = %d\n", pkcs7->stream->length, pkiMsgSz);
/* restore decrypted key */
decryptedKey = pkcs7->stream->aad;
decryptedKeySz = pkcs7->stream->aadSz;
@@ -12650,16 +12618,15 @@ printf("inSz = %d pkcs7->length = %d, idx = %d expected = %d\n", inSz, pkcs7->st
while (1) {
if (pkiMsgSz <= localIdx) {
/* ran out of data to parse */
printf("ran out of pkimsgsz, trying to read more from in\n");
if ((ret = wc_PKCS7_AddDataToStream(pkcs7, in, inSz,
if ((ret = wc_PKCS7_AddDataToStream(pkcs7, in, inSz,
pkcs7->stream->expected, &pkiMsg, &idx)) != 0) {
printf("error %d reading more\n", ret);
break;
}
break;
}
pkiMsgSz = (pkcs7->stream->length > 0) ?
pkcs7->stream->length : inSz;
}
localIdx = idx;
printf("getting asn tag, idx = %d , pkiMsgSz = %d\n", idx, pkiMsgSz);
if (GetASNTag(pkiMsg, &localIdx, &tag, pkiMsgSz) < 0) {
if (localIdx >= pkiMsgSz) {
/* ran out of data to parse */
@@ -12674,7 +12641,6 @@ printf("ran out of pkimsgsz, trying to read more from in\n");
ret = ASN_PARSE_E;
}
printf("ret [%d] getting length, idx = %d , pkiMsgSz = %d %02X %02X\n", ret, idx, pkiMsgSz, pkiMsg[localIdx], pkiMsg[localIdx+1]);
if (ret == 0 && GetLength_ex(pkiMsg, &localIdx,
&encryptedContentSz, pkiMsgSz, 0) <= 0) {
if (localIdx + MAX_LENGTH_SZ >= pkiMsgSz) {
@@ -12689,12 +12655,6 @@ printf("ran out of pkimsgsz, trying to read more from in\n");
pkcs7->stream->expected = encryptedContentSz + (localIdx-idx);
}
printf("Length of octet found is %d, pkiMsgSz = %d idx = %d\n", encryptedContentSz, pkiMsgSz, idx);
{
int z;
for (z = 0; z < 6; z++) printf("%02X", pkiMsg[localIdx + z]);
printf("\n");
}
if (ret == 0 &&
pkcs7->cachedEncryptedContentSz <
(word32)encryptedContentSz) {
@@ -12719,7 +12679,6 @@ printf("Length of octet found is %d, pkiMsgSz = %d idx = %d\n", encryptedContent
return ret;
}
}
printf("caching?..\n");
/* Use callback for decryption still, if set */
if (ret == 0 && pkcs7->decryptionCb != NULL) {
@@ -12748,7 +12707,6 @@ printf("caching?..\n");
if (pkiMsg[localIdx] == ASN_EOC &&
pkiMsg[localIdx+1] == ASN_EOC) {
/* found the end of encrypted content */
printf("found end of BER indef, ret = %d\n", ret);
localIdx += ASN_INDEF_END_SZ;
break;
}
@@ -12758,15 +12716,12 @@ printf("found end of BER indef, ret = %d\n", ret);
if ((ret = wc_PKCS7_StreamEndCase(pkcs7, &localIdx, &localIdx)) != 0) {
break;
}
printf("consumed and decrypted some, localIdx = %d, idx = %d\n", localIdx, idx);
/* save last decrypted string to handle padding (this output
* flush happens outside of the while loop in the case that
* the indef end was found) */
if (ret == 0) {
if (pkcs7->streamOutCb) {
printf("flush out decrypted data\n");
ret = pkcs7->streamOutCb(pkcs7,
pkcs7->cachedEncryptedContent,
encryptedContentSz, pkcs7->streamCtx);
@@ -12805,15 +12760,7 @@ printf("flush out decrypted data\n");
/* use cached content */
encryptedContent = pkcs7->cachedEncryptedContent;
encryptedContentSz = (int)pkcs7->cachedEncryptedContentSz;
{
word32 z;
printf("last decryted block: ");
for (z = 0; z < pkcs7->cachedEncryptedContentSz; z++) printf("%02X", pkcs7->cachedEncryptedContent[z]);
printf("\n");
}
padLen = encryptedContent[encryptedContentSz-1];
printf("padLen = %d\n", padLen);
/* copy plaintext to output */
if (padLen > encryptedContentSz) {
@@ -12824,7 +12771,6 @@ printf("padLen = %d\n", padLen);
if (pkcs7->streamOutCb) {
ret = pkcs7->streamOutCb(pkcs7, encryptedContent,
encryptedContentSz - padLen, pkcs7->streamCtx);
printf("ret of streamOutCb = %d\n", ret);
}
else {
if ((word32)(encryptedContentSz - padLen) > outputSz) {
@@ -12846,7 +12792,6 @@ printf("padLen = %d\n", padLen);
}
ret = encryptedContentSz - padLen;
printf("ret at 12836 = %d\n", ret);
#ifndef NO_PKCS7_STREAM
pkcs7->stream->aad = NULL;
pkcs7->stream->aadSz = 0;