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Fixed SCard debug WCHAR string lengths

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This commit is contained in:
akallabeth 2021-02-05 17:12:52 +01:00 committed by akallabeth
parent a4bf477cca
commit b049265203
2 changed files with 10 additions and 11 deletions
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5
channels/smartcard/client/smartcard_operations.c
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@ -421,7 +421,7 @@ static LONG smartcard_ListReaderGroupsW_Call(SMARTCARD_DEVICE* smartcard,
status = ret.ReturnCode =
SCardListReaderGroupsW(operation->hContext, (LPWSTR)&mszGroups, &cchGroups);
ret.msz = (BYTE*)mszGroups;
ret.cBytes = cchGroups;
ret.cBytes = cchGroups * sizeof(WCHAR);
if (status != SCARD_S_SUCCESS)
return status;
@ -1719,6 +1719,9 @@ static LONG smartcard_StatusW_Call(SMARTCARD_DEVICE* smartcard, SMARTCARD_OPERAT
ret.cbAtrLen = cbAtrLen;
}
/* SCardStatusW returns number of characters, we need number of bytes */
ret.cBytes *= sizeof(WCHAR);
status = smartcard_pack_status_return(smartcard, irp->output, &ret, TRUE);
if (status != SCARD_S_SUCCESS)
return status;

16
channels/smartcard/client/smartcard_pack.c
View File

@ -2043,8 +2043,6 @@ LONG smartcard_pack_list_reader_groups_return(SMARTCARD_DEVICE* smartcard, wStre
const ListReaderGroups_Return* ret, BOOL unicode)
{
DWORD index = 0;
UINT32 size = unicode ? sizeof(WCHAR) : sizeof(CHAR);
size *= ret->cBytes;
smartcard_trace_list_reader_groups_return(smartcard, ret, unicode);
if (ret->ReturnCode != SCARD_S_SUCCESS)
@ -2053,11 +2051,11 @@ LONG smartcard_pack_list_reader_groups_return(SMARTCARD_DEVICE* smartcard, wStre
if (!Stream_EnsureRemainingCapacity(s, 4))
return SCARD_E_NO_MEMORY;
Stream_Write_UINT32(s, size); /* cBytes (4 bytes) */
if (!smartcard_ndr_pointer_write(s, &index, size))
Stream_Write_UINT32(s, ret->cBytes); /* cBytes (4 bytes) */
if (!smartcard_ndr_pointer_write(s, &index, ret->cBytes))
return SCARD_E_NO_MEMORY;
return smartcard_ndr_write(s, ret->msz, size, 1, NDR_PTR_SIMPLE);
return smartcard_ndr_write(s, ret->msz, ret->cBytes, 1, NDR_PTR_SIMPLE);
}
LONG smartcard_unpack_list_readers_call(SMARTCARD_DEVICE* smartcard, wStream* s,
@ -2658,8 +2656,6 @@ LONG smartcard_pack_status_return(SMARTCARD_DEVICE* smartcard, wStream* s, const
BOOL unicode)
{
DWORD index = 0;
UINT32 size = unicode ? sizeof(WCHAR) : sizeof(CHAR);
size *= ret->cBytes;
smartcard_trace_status_return(smartcard, ret, unicode);
if (ret->ReturnCode != SCARD_S_SUCCESS)
@ -2668,8 +2664,8 @@ LONG smartcard_pack_status_return(SMARTCARD_DEVICE* smartcard, wStream* s, const
if (!Stream_EnsureRemainingCapacity(s, 4))
return SCARD_F_INTERNAL_ERROR;
Stream_Write_UINT32(s, size); /* cBytes (4 bytes) */
if (!smartcard_ndr_pointer_write(s, &index, size))
Stream_Write_UINT32(s, ret->cBytes); /* cBytes (4 bytes) */
if (!smartcard_ndr_pointer_write(s, &index, ret->cBytes))
return SCARD_E_NO_MEMORY;
if (!Stream_EnsureRemainingCapacity(s, 44))
@ -2679,7 +2675,7 @@ LONG smartcard_pack_status_return(SMARTCARD_DEVICE* smartcard, wStream* s, const
Stream_Write_UINT32(s, ret->dwProtocol); /* dwProtocol (4 bytes) */
Stream_Write(s, ret->pbAtr, sizeof(ret->pbAtr)); /* pbAtr (32 bytes) */
Stream_Write_UINT32(s, ret->cbAtrLen); /* cbAtrLen (4 bytes) */
return smartcard_ndr_write(s, ret->mszReaderNames, size, 1, NDR_PTR_SIMPLE);
return smartcard_ndr_write(s, ret->mszReaderNames, ret->cBytes, 1, NDR_PTR_SIMPLE);
}
LONG smartcard_unpack_get_attrib_call(SMARTCARD_DEVICE* smartcard, wStream* s, GetAttrib_Call* call)