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Code Issues Releases Wiki Activity

Updated ReadEx

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This commit is contained in:
Bryan Roe
2020-05-05 13:27:03 -07:00
parent 969909cca7
commit d26701c731
2 changed files with 47 additions and 32 deletions
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24
microscript/ILibDuktape_net.c
View File

@@ -93,7 +93,6 @@ typedef struct ILibDuktape_net_WindowsIPC
ULONG_PTR _reserved[5];
int processingRead;
char *buffer;
int bufferLength;
int bufferOffset;
@@ -847,14 +846,10 @@ int ILibDuktape_net_server_IPC_unshiftSink(ILibDuktape_DuplexStream *sender, int
winIPC->unshiftedBytes = unshiftBytes;
return(unshiftBytes);
}
void ILibDuktape_net_server_IPC_readsink_safe(void *chain, void *user)
void ILibDuktape_net_server_IPC_readsink(ILibProcessPipe_Pipe sender, void *user, DWORD dwErrorCode, char *buffer, int bufferLen)
{
if (!ILibMemory_CanaryOK(user)) { return; }
ILibDuktape_net_WindowsIPC *winIPC = (ILibDuktape_net_WindowsIPC*)user;
ILibProcessPipe_Pipe sender = (ILibProcessPipe_Pipe)winIPC->_reserved[0];
DWORD dwErrorCode = (DWORD)winIPC->_reserved[2];
char *buffer = (char*)winIPC->_reserved[3];
int bufferLen = (int)winIPC->_reserved[4];
if (dwErrorCode == 0)
{
@@ -895,19 +890,6 @@ void ILibDuktape_net_server_IPC_readsink_safe(void *chain, void *user)
}
}
}
void ILibDuktape_net_server_IPC_readsink(ILibProcessPipe_Pipe sender, void *user, DWORD dwErrorCode, char *buffer, int bufferLen)
{
ILibDuktape_net_WindowsIPC *winIPC = (ILibDuktape_net_WindowsIPC*)user;
if (!ILibMemory_CanaryOK(user)) { return; }
winIPC->_reserved[0] = (ULONG_PTR)sender;
winIPC->_reserved[1] = (ULONG_PTR)user;
winIPC->_reserved[2] = (ULONG_PTR)dwErrorCode;
winIPC->_reserved[3] = (ULONG_PTR)buffer;
winIPC->_reserved[4] = (ULONG_PTR)bufferLen;
Duktape_RunOnEventLoop(winIPC->mChain, duk_ctx_nonce(winIPC->ctx), winIPC->ctx, ILibDuktape_net_server_IPC_readsink_safe, NULL, winIPC);
}
void ILibDuktape_net_server_IPC_PauseSink(ILibDuktape_DuplexStream *sender, void *user)
{
// No-OP, becuase all we need to so is set Paused flag, which is already the case when we get here
@@ -915,8 +897,7 @@ void ILibDuktape_net_server_IPC_PauseSink(ILibDuktape_DuplexStream *sender, void
void ILibDuktape_net_server_IPC_ResumeSink(ILibDuktape_DuplexStream *sender, void *user)
{
ILibDuktape_net_WindowsIPC *winIPC = (ILibDuktape_net_WindowsIPC*)user;
if (winIPC->processingRead != 0 || winIPC->mPipeHandle == NULL) { return; }
winIPC->processingRead = 1;
if (winIPC->mPipeHandle == NULL) { return; }
if (winIPC->buffer == NULL)
{
@@ -982,7 +963,6 @@ void ILibDuktape_net_server_IPC_ResumeSink(ILibDuktape_DuplexStream *sender, voi
}
}
}
winIPC->processingRead = 0;
}
void ILibDuktape_net_server_IPC_WriteCompletionEvent(ILibProcessPipe_Pipe sender, void *user, DWORD errorCode, int bytesWritten)
{

43
microstack/ILibProcessPipe.c
View File

@@ -1851,23 +1851,58 @@ int ILibProcessPipe_Pipe_CancelEx(ILibProcessPipe_Pipe targetPipe)
j->cancelInProgress = 1;
return(CancelIoEx(j->mPipe_ReadEnd, NULL));
}
BOOL ILibProcessPipe_Pipe_ReadEx_sink(void *chain, HANDLE h, ILibWaitHandle_ErrorStatus status, void* user)
{
ILibProcessPipe_PipeObject *j = (ILibProcessPipe_PipeObject*)user;
DWORD bytesRead = 0;
if (GetOverlappedResult(j->mPipe_ReadEnd, j->mOverlapped, &bytesRead, FALSE))
{
if (j->user2 != NULL) { ((ILibProcessPipe_Pipe_ReadExHandler)j->user2)(j, j->user1, 0, j->buffer, (int)bytesRead); }
}
else
{
if (GetLastError() == ERROR_IO_PENDING)
{
return(TRUE);
}
else
{
if (j->user2 != NULL) { ((ILibProcessPipe_Pipe_ReadExHandler)j->user2)(j, j->user1, 1, j->buffer, 0); }
}
}
return(FALSE);
}
int ILibProcessPipe_Pipe_ReadEx(ILibProcessPipe_Pipe targetPipe, char *buffer, int bufferLength, void *user, ILibProcessPipe_Pipe_ReadExHandler OnReadHandler)
{
ILibProcessPipe_PipeObject *j = (ILibProcessPipe_PipeObject*)targetPipe;
DWORD bytesRead = 0;
int ret = 0;
if (ReadFile(j->mPipe_ReadEnd, buffer, bufferLength, &bytesRead, j->mOverlapped))
{
// Complete
if (OnReadHandler != NULL) { OnReadHandler(j, user, 0, buffer, (int)bytesRead); }
}
else
{
if (GetLastError() == ERROR_IO_PENDING)
{
j->usingCompletionRoutine = 1;
j->buffer = buffer;
j->bufferSize = bufferLength;
j->user1 = user;
j->user2 = OnReadHandler;
if (!ReadFileEx(j->mPipe_ReadEnd, j->buffer, j->bufferSize, j->mOverlapped, ILibProcessPipe_Pipe_Read_CompletionRoutine))
{
return(GetLastError());
ILibChain_AddWaitHandle(j->manager->ChainLink.ParentChain, j->mOverlapped->hEvent, -1, ILibProcessPipe_Pipe_ReadEx_sink, j);
}
else
{
return(0);
ret = 1;
}
}
return(ret);
}
BOOL ILibProcessPipe_Pipe_WriteEx_sink(void *chain, HANDLE h, ILibWaitHandle_ErrorStatus status, void* user)
{
ILibProcessPipe_PipeObject *j = (ILibProcessPipe_PipeObject*)user;