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BixVReader: Add multi application support for IoRequests (#114)

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fixes https://github.com/frankmorgner/vsmartcard/issues/105
This commit is contained in:
Frank Morgner
2017-11-24 11:20:01 +01:00
committed by GitHub
parent c95d82c936
commit 21a0d0cf48
6 changed files with 212 additions and 146 deletions
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113
virtualsmartcard/win32/BixVReader/PipeReader.cpp
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@@ -10,15 +10,15 @@
BOOL CreateMyDACL(SECURITY_ATTRIBUTES * pSA)
{
TCHAR * szSD = TEXT("D:") // Discretionary ACL
TEXT("(D;OICI;GA;;;BG)") // Deny access to
TEXT("(D;OICI;GA;;;BG)") // Deny access to
// built-in guests
TEXT("(D;OICI;GA;;;AN)") // Deny access to
// anonymous logon
TEXT("(A;OICI;GRGWGX;;;AU)") // Allow
// read/write/execute
// to authenticated
TEXT("(D;OICI;GA;;;AN)") // Deny access to
// anonymous logon
TEXT("(A;OICI;GRGWGX;;;AU)") // Allow
// read/write/execute
// to authenticated
// users
TEXT("(A;OICI;GA;;;BA)"); // Allow full control
TEXT("(A;OICI;GA;;;BA)"); // Allow full control
// to administrators
if (NULL == pSA)
@@ -45,7 +45,7 @@ void PipeReader::init(wchar_t *section) {
GetPrivateProfileStringW(section,L"PIPE_NAME",temp,pipeName,300,L"BixVReader.ini");
swprintf(temp,L"SCardSimulatorDriverEvents%i",instance);
GetPrivateProfileStringW(section,L"PIPE_EVENT_NAME",temp,pipeEventName,300,L"BixVReader.ini");
}
bool PipeReader::CheckATR() {
@@ -135,7 +135,7 @@ bool PipeReader::QueryATR(BYTE *ATR,DWORD *ATRsize,bool reset) {
DWORD PipeReader::startServer() {
SECURITY_ATTRIBUTES sa;
sa.nLength = sizeof(SECURITY_ATTRIBUTES);
sa.bInheritHandle = FALSE;
sa.bInheritHandle = FALSE;
CreateMyDACL(&sa);
wchar_t temp[300];
@@ -169,17 +169,21 @@ DWORD PipeReader::startServer() {
}
pipe=_pipe;
eventpipe=_eventpipe;
if (waitInsertIpr!=NULL) {
SectionLocker lock(device->m_RequestLock);
if (!waitInsertIpr.empty()) {
// if I'm waiting for card insertion, verify if there's a card present
if (initProtocols()) {
if (waitInsertIpr->UnmarkCancelable()==S_OK)
waitInsertIpr->CompleteWithInformation(STATUS_SUCCESS, 0);
waitInsertIpr=NULL;
state=SCARD_SWALLOWED;
SectionLocker lock(device->m_RequestLock);
while (!waitInsertIpr.empty()) {
CComPtr<IWDFIoRequest> ipr = waitInsertIpr.back();
if (ipr->UnmarkCancelable()==S_OK) {
ipr->CompleteWithInformation(STATUS_SUCCESS, 0);
}
waitInsertIpr.pop_back();
}
state=SCARD_SWALLOWED;
}
}
while (true) {
// wait for a command
DWORD command=0;
@@ -190,25 +194,34 @@ DWORD PipeReader::startServer() {
powered=0;
pipe=NULL;
eventpipe=NULL;
if (waitRemoveIpr!=NULL) {// card inserted
if (!waitRemoveIpr.empty()) {
// card inserted
SectionLocker lock(device->m_RequestLock);
OutputDebugString(L"[BixVReader]complete Wait Remove");
if (waitRemoveIpr->UnmarkCancelable()==S_OK) {
OutputDebugString(L"[BixVReader]Wait Remove Unmarked");
waitRemoveIpr->CompleteWithInformation(STATUS_SUCCESS, 0);
OutputDebugString(L"[BixVReader]Wait Remove Completed");
while (!waitRemoveIpr.empty()) {
CComPtr<IWDFIoRequest> ipr = waitRemoveIpr.back();
OutputDebugString(L"[BixVReader]complete Wait Remove");
if (ipr->UnmarkCancelable()==S_OK) {
OutputDebugString(L"[BixVReader]Wait Remove Unmarked");
ipr->CompleteWithInformation(STATUS_SUCCESS, 0);
OutputDebugString(L"[BixVReader]Wait Remove Completed");
}
waitRemoveIpr.pop_back();
}
waitRemoveIpr=NULL;
}
if (waitInsertIpr!=NULL) {// card removed
if (!waitInsertIpr.empty()) {
// card removed
SectionLocker lock(device->m_RequestLock);
OutputDebugString(L"[BixVReader]cancel Wait Remove");
if (waitInsertIpr->UnmarkCancelable()==S_OK) {
OutputDebugString(L"[BixVReader]Wait Insert Unmarked");
waitInsertIpr->CompleteWithInformation(HRESULT_FROM_WIN32(ERROR_CANCELLED), 0);
OutputDebugString(L"[BixVReader]Wait Insert Cancelled");
while (!waitInsertIpr.empty()) {
CComPtr<IWDFIoRequest> ipr = waitInsertIpr.back();
OutputDebugString(L"[BixVReader]cancel Wait Remove");
SectionLocker lock(device->m_RequestLock);
if (ipr->UnmarkCancelable()==S_OK) {
OutputDebugString(L"[BixVReader]Wait Insert Unmarked");
ipr->CompleteWithInformation(HRESULT_FROM_WIN32(ERROR_CANCELLED), 0);
OutputDebugString(L"[BixVReader]Wait Insert Cancelled");
}
waitInsertIpr.pop_back();
}
waitInsertIpr=NULL;
}
DisconnectNamedPipe(_pipe);
DisconnectNamedPipe(_eventpipe);
@@ -217,22 +230,28 @@ DWORD PipeReader::startServer() {
OutputDebugString(L"[BixVReader]Pipe data");
if (command==0)
powered=0;
if (command==0 && waitRemoveIpr!=NULL) {// card removed
if (command==0 && !waitRemoveIpr.empty()) {
// card removed
SectionLocker lock(device->m_RequestLock);
state=SCARD_ABSENT;
if (waitRemoveIpr->UnmarkCancelable()==S_OK) {
waitRemoveIpr->CompleteWithInformation(STATUS_SUCCESS, 0);
while (!waitRemoveIpr.empty()) {
CComPtr<IWDFIoRequest> ipr = waitRemoveIpr.back();
if (ipr->UnmarkCancelable()==S_OK)
ipr->CompleteWithInformation(STATUS_SUCCESS, 0);
waitRemoveIpr.pop_back();
}
waitRemoveIpr=NULL;
}
else if (command==1 && waitInsertIpr!=NULL) {// card inserted
else if (command==1 && !waitInsertIpr.empty()) {
// card inserted
SectionLocker lock(device->m_RequestLock);
state=SCARD_SWALLOWED;
initProtocols();
if (waitInsertIpr->UnmarkCancelable()==S_OK) {
waitInsertIpr->CompleteWithInformation(STATUS_SUCCESS, 0);
while (!waitInsertIpr.empty()) {
CComPtr<IWDFIoRequest> ipr = waitInsertIpr.back();
if (ipr->UnmarkCancelable()==S_OK)
ipr->CompleteWithInformation(STATUS_SUCCESS, 0);
waitInsertIpr.pop_back();
}
waitInsertIpr=NULL;
}
}
//}
@@ -249,16 +268,18 @@ DWORD PipeReader::startServer() {
void PipeReader::shutdown() {
state=SCARD_ABSENT;
if (waitRemoveIpr!=NULL) {
while (!waitRemoveIpr.empty()) {
SectionLocker lock(device->m_RequestLock);
if (waitRemoveIpr->UnmarkCancelable()==S_OK)
waitRemoveIpr->Complete(HRESULT_FROM_WIN32(ERROR_CANCELLED));
waitRemoveIpr=NULL;
CComPtr<IWDFIoRequest> ipr = waitRemoveIpr.back();
if (ipr->UnmarkCancelable()==S_OK)
ipr->Complete(HRESULT_FROM_WIN32(ERROR_CANCELLED));
waitRemoveIpr.pop_back();
}
if (waitInsertIpr!=NULL) {
while (!waitInsertIpr.empty()) {
SectionLocker lock(device->m_RequestLock);
if (waitInsertIpr->UnmarkCancelable()==S_OK)
waitInsertIpr->Complete(HRESULT_FROM_WIN32(ERROR_CANCELLED));
waitInsertIpr=NULL;
CComPtr<IWDFIoRequest> ipr = waitRemoveIpr.back();
if (ipr->UnmarkCancelable()==S_OK)
ipr->Complete(HRESULT_FROM_WIN32(ERROR_CANCELLED));
waitInsertIpr.pop_back();
}
}