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Commit 2e8ae598 authored by Juan Lang's avatar Juan Lang Committed by Alexandre Julliard
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crypt32: Set *pcbDecoded in every function.

parent e03864a2
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Showing with 40 additions and 13 deletions
dlls/crypt32/decode.c
View file @ 2e8ae598
......@@ -397,7 +397,7 @@ static BOOL CRYPT_AsnDecodeSequenceItems(struct AsnDecodeSequenceItem items[],
ret = FALSE;
}
}
if (ret)
if (cbDecoded)
*cbDecoded = decoded;
TRACE("returning %d\n", ret);
return ret;
......@@ -702,6 +702,8 @@ static BOOL CRYPT_AsnDecodeDerBlob(const BYTE *pbEncoded, DWORD cbEncoded,
if (!(dwFlags & CRYPT_DECODE_NOCOPY_FLAG))
bytesNeeded += 1 + lenBytes + dataLen;
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
else if ((ret = CRYPT_DecodeCheckSpace(pcbStructInfo, bytesNeeded)))
......@@ -810,7 +812,6 @@ static BOOL WINAPI CRYPT_AsnDecodeCertSignedContent(DWORD dwCertEncodingType,
return ret;
}
/* Internal function */
static BOOL CRYPT_AsnDecodeCertVersion(const BYTE *pbEncoded, DWORD cbEncoded,
DWORD dwFlags, void *pvStructInfo, DWORD *pcbStructInfo, DWORD *pcbDecoded)
{
......@@ -822,7 +823,9 @@ static BOOL CRYPT_AsnDecodeCertVersion(const BYTE *pbEncoded, DWORD cbEncoded,
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
ret = CRYPT_AsnDecodeIntInternal(pbEncoded + 1 + lenBytes, dataLen,
dwFlags, pvStructInfo, pcbStructInfo, pcbDecoded);
dwFlags, pvStructInfo, pcbStructInfo, NULL);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
}
return ret;
}
......@@ -857,7 +860,9 @@ static BOOL CRYPT_AsnDecodeCertExtensions(const BYTE *pbEncoded,
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
ret = CRYPT_AsnDecodeExtensionsInternal(pbEncoded + 1 + lenBytes,
dataLen, dwFlags, pvStructInfo, pcbStructInfo, pcbDecoded);
dataLen, dwFlags, pvStructInfo, pcbStructInfo, NULL);
if (ret && pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
}
return ret;
}
......@@ -1409,6 +1414,8 @@ static BOOL CRYPT_AsnDecodeNameValueInternal(const BYTE *pbEncoded,
return FALSE;
}
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!value)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......@@ -1581,6 +1588,8 @@ static BOOL CRYPT_AsnDecodeUnicodeNameValueInternal(const BYTE *pbEncoded,
return FALSE;
}
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!value)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......@@ -2122,6 +2131,8 @@ static BOOL CRYPT_AsnDecodeBool(const BYTE *pbEncoded, DWORD cbEncoded,
SetLastError(CRYPT_E_ASN1_CORRUPT);
return FALSE;
}
if (pcbDecoded)
*pcbDecoded = 3;
if (!pvStructInfo)
{
*pcbStructInfo = sizeof(BOOL);
......@@ -2413,7 +2424,9 @@ static BOOL CRYPT_AsnDecodePKCSContent(const BYTE *pbEncoded, DWORD cbEncoded,
if ((ret = CRYPT_GetLen(pbEncoded, cbEncoded, &innerLen)))
{
ret = CRYPT_AsnDecodeCopyBytes(pbEncoded, dataLen, dwFlags,
pvStructInfo, pcbStructInfo, pcbDecoded);
pvStructInfo, pcbStructInfo, NULL);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
}
}
return ret;
......@@ -2590,7 +2603,7 @@ static BOOL CRYPT_AsnDecodePathLenConstraint(const BYTE *pbEncoded,
DWORD size = sizeof(constraint->dwPathLenConstraint);
ret = CRYPT_AsnDecodeIntInternal(pbEncoded, cbEncoded, dwFlags,
&constraint->dwPathLenConstraint, &size, NULL);
&constraint->dwPathLenConstraint, &size, pcbDecoded);
if (ret)
constraint->fPathLenConstraint = TRUE;
TRACE("got an int, dwPathLenConstraint is %d\n",
......@@ -2776,10 +2789,14 @@ static BOOL CRYPT_AsnDecodeOctetsInternal(const BYTE *pbEncoded,
if ((ret = CRYPT_GetLen(pbEncoded, cbEncoded, &dataLen)))
{
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
if (dwFlags & CRYPT_DECODE_NOCOPY_FLAG)
bytesNeeded = sizeof(CRYPT_DATA_BLOB);
else
bytesNeeded = dataLen + sizeof(CRYPT_DATA_BLOB);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......@@ -2791,7 +2808,6 @@ static BOOL CRYPT_AsnDecodeOctetsInternal(const BYTE *pbEncoded,
else
{
CRYPT_DATA_BLOB *blob;
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
blob = (CRYPT_DATA_BLOB *)pvStructInfo;
blob->cbData = dataLen;
......@@ -2872,6 +2888,7 @@ static BOOL CRYPT_AsnDecodeBitsInternal(const BYTE *pbEncoded, DWORD cbEncoded,
if (pbEncoded[0] == ASN_BITSTRING)
{
DWORD bytesNeeded, dataLen;
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
if ((ret = CRYPT_GetLen(pbEncoded, cbEncoded, &dataLen)))
{
......@@ -2879,6 +2896,8 @@ static BOOL CRYPT_AsnDecodeBitsInternal(const BYTE *pbEncoded, DWORD cbEncoded,
bytesNeeded = sizeof(CRYPT_BIT_BLOB);
else
bytesNeeded = dataLen - 1 + sizeof(CRYPT_BIT_BLOB);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......@@ -2893,12 +2912,10 @@ static BOOL CRYPT_AsnDecodeBitsInternal(const BYTE *pbEncoded, DWORD cbEncoded,
blob = (CRYPT_BIT_BLOB *)pvStructInfo;
blob->cbData = dataLen - 1;
blob->cUnusedBits = *(pbEncoded + 1 +
GET_LEN_BYTES(pbEncoded[1]));
blob->cUnusedBits = *(pbEncoded + 1 + lenBytes);
if (dwFlags & CRYPT_DECODE_NOCOPY_FLAG)
{
blob->pbData = (BYTE *)pbEncoded + 2 +
GET_LEN_BYTES(pbEncoded[1]);
blob->pbData = (BYTE *)pbEncoded + 2 + lenBytes;
}
else
{
......@@ -2907,8 +2924,8 @@ static BOOL CRYPT_AsnDecodeBitsInternal(const BYTE *pbEncoded, DWORD cbEncoded,
{
BYTE mask = 0xff << blob->cUnusedBits;
memcpy(blob->pbData, pbEncoded + 2 +
GET_LEN_BYTES(pbEncoded[1]), blob->cbData);
memcpy(blob->pbData, pbEncoded + 2 + lenBytes,
blob->cbData);
blob->pbData[blob->cbData - 1] &= mask;
}
}
......@@ -3060,6 +3077,8 @@ static BOOL CRYPT_AsnDecodeIntegerInternal(const BYTE *pbEncoded,
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
bytesNeeded = dataLen + sizeof(CRYPT_INTEGER_BLOB);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......@@ -3150,6 +3169,8 @@ static BOOL CRYPT_AsnDecodeUnsignedIntegerInternal(const BYTE *pbEncoded,
{
BYTE lenBytes = GET_LEN_BYTES(pbEncoded[1]);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
bytesNeeded = dataLen + sizeof(CRYPT_INTEGER_BLOB);
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
......@@ -3405,6 +3426,8 @@ static BOOL CRYPT_AsnDecodeUtcTimeInternal(const BYTE *pbEncoded,
else
{
ret = TRUE;
if (pcbDecoded)
*pcbDecoded = 2 + len;
pbEncoded += 2;
CRYPT_TIME_GET_DIGITS(pbEncoded, len, 2, sysTime.wYear);
if (sysTime.wYear >= 50)
......@@ -3506,6 +3529,8 @@ static BOOL CRYPT_AsnDecodeGeneralizedTime(const BYTE *pbEncoded,
SYSTEMTIME sysTime = { 0 };
ret = TRUE;
if (pcbDecoded)
*pcbDecoded = 2 + len;
pbEncoded += 2;
CRYPT_TIME_GET_DIGITS(pbEncoded, len, 4, sysTime.wYear);
CRYPT_TIME_GET_DIGITS(pbEncoded, len, 2, sysTime.wMonth);
......@@ -3741,6 +3766,8 @@ static BOOL CRYPT_AsnDecodeDistPointName(const BYTE *pbEncoded,
}
else
bytesNeeded = sizeof(CRL_DIST_POINT_NAME);
if (pcbDecoded)
*pcbDecoded = 1 + lenBytes + dataLen;
if (!pvStructInfo)
*pcbStructInfo = bytesNeeded;
else if (*pcbStructInfo < bytesNeeded)
......
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