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authoroehhar <harald.oehlmann@elmicron.de>2014-03-10 15:22:56 (GMT)
committeroehhar <harald.oehlmann@elmicron.de>2014-03-10 15:22:56 (GMT)
commitc6c9538be56e14eb89700fa1ca1903d246a756c0 (patch)
tree81c42914d07324ce4e01da2c584e4b3ce6bf6268 /win
parent18bf8d8c83fcdf19f769fb12de0c53931f640f81 (diff)
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Also continue async connect without event loop if gets/puts is called (test socket-14.8.*)
Diffstat (limited to 'win')
-rw-r--r--win/tclWinSock.c56
1 files changed, 34 insertions, 22 deletions
diff --git a/win/tclWinSock.c b/win/tclWinSock.c
index a3a770f..e689830 100644
--- a/win/tclWinSock.c
+++ b/win/tclWinSock.c
@@ -48,7 +48,7 @@
#include "tclWinInt.h"
//#define DEBUGGING
-//#ifdef DEBUGGING
+#ifdef DEBUGGING
#define DEBUG(x) fprintf(stderr, ">>> %p %s(%d): %s<<<\n", \
infoPtr, __FUNCTION__, __LINE__, x)
#else
@@ -201,7 +201,7 @@ typedef struct {
* structure.
*/
-#define SOCKET_ASYNC (1<<0) /* The socket is in blocking mode. */
+#define TCP_ASYNC_SOCKET (1<<0) /* The socket is in blocking mode. */
#define SOCKET_EOF (1<<1) /* A zero read happened on the
* socket. */
#define SOCKET_ASYNC_CONNECT (1<<2) /* This socket uses async connect. */
@@ -937,9 +937,9 @@ TcpBlockProc(
SocketInfo *infoPtr = instanceData;
if (mode == TCL_MODE_NONBLOCKING) {
- infoPtr->flags |= SOCKET_ASYNC;
+ infoPtr->flags |= TCP_ASYNC_SOCKET;
} else {
- infoPtr->flags &= ~(SOCKET_ASYNC);
+ infoPtr->flags &= ~(TCP_ASYNC_SOCKET);
}
return 0;
}
@@ -1389,7 +1389,7 @@ out:
DEBUG("connected or finally failed");
/* Clear async flag (not really necessary, not used any more) */
infoPtr->flags &= ~(SOCKET_ASYNC_CONNECT);
- if (Tcl_GetErrno() != 0 && interp != NULL) {
+ if ( Tcl_GetErrno() != 0 ) {
DEBUG("ERRNO");
if (interp != NULL) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
@@ -1427,7 +1427,7 @@ out:
* This routine should only be called if flag ASYNC_CONNECT is set.
*
* Results:
- * Returns -1 on success or 0 on failure, with an error code in
+ * Returns 1 on success or 0 on failure, with an error code in
* errorCodePtr.
*
* Side effects:
@@ -1444,14 +1444,6 @@ WaitForConnect(
int result;
int oldMode;
ThreadSpecificData *tsdPtr = TclThreadDataKeyGet(&dataKey);
- /*
- * A non blocking socket waiting for an asyncronous connect
- * returns directly an error
- */
- if (infoPtr->flags & SOCKET_ASYNC) {
- *errorCodePtr = EWOULDBLOCK;
- return 0;
- }
/*
* Be sure to disable event servicing so we are truly modal.
@@ -1471,28 +1463,48 @@ WaitForConnect(
infoPtr->readyEvents &= ~(FD_CONNECT);
/*
- * Disable async connect as we continue now synchoneously
+ * For blocking sockets disable async connect
+ * as we continue now synchoneously
*/
- infoPtr->flags &= ~(SOCKET_ASYNC_CONNECT);
+ if (! ( infoPtr->flags & TCP_ASYNC_SOCKET ) ) {
+ infoPtr->flags &= ~(SOCKET_ASYNC_CONNECT);
+ }
/* Free list lock */
SetEvent(tsdPtr->socketListLock);
- /* continue async connect syncroneously */
+ /* continue connect */
result = CreateClientSocket(NULL, infoPtr);
/* Restore event service mode */
(void) Tcl_SetServiceMode(oldMode);
- /* Todo: find adequate error code */
+ /* Succesfully connected or async connect restarted */
+ if (result == TCL_OK) {
+ if ( infoPtr->flags & SOCKET_REENTER_PENDING ) {
+ *errorCodePtr = EWOULDBLOCK;
+ return 0;
+ }
+ return 1;
+ }
+ /* error case */
*errorCodePtr = EFAULT;
- return (result == TCL_OK);
+ return 1;
}
/* Free list lock */
SetEvent(tsdPtr->socketListLock);
/*
+ * A non blocking socket waiting for an asyncronous connect
+ * returns directly an error
+ */
+ if ( infoPtr->flags & TCP_ASYNC_SOCKET ) {
+ *errorCodePtr = EWOULDBLOCK;
+ return 0;
+ }
+
+ /*
* Wait until something happens.
*/
@@ -1549,7 +1561,7 @@ WaitForSocketEvent(
break;
} else if (infoPtr->readyEvents & events) {
break;
- } else if (infoPtr->flags & SOCKET_ASYNC) {
+ } else if (infoPtr->flags & TCP_ASYNC_SOCKET) {
*errorCodePtr = EWOULDBLOCK;
result = 0;
break;
@@ -2101,7 +2113,7 @@ TcpInputProc(
* Check for error condition or underflow in non-blocking case.
*/
- if ((infoPtr->flags & SOCKET_ASYNC) || (error != WSAEWOULDBLOCK)) {
+ if ((infoPtr->flags & TCP_ASYNC_SOCKET) || (error != WSAEWOULDBLOCK)) {
TclWinConvertError(error);
*errorCodePtr = Tcl_GetErrno();
bytesRead = -1;
@@ -2205,7 +2217,7 @@ TcpOutputProc(
error = WSAGetLastError();
if (error == WSAEWOULDBLOCK) {
infoPtr->readyEvents &= ~(FD_WRITE);
- if (infoPtr->flags & SOCKET_ASYNC) {
+ if (infoPtr->flags & TCP_ASYNC_SOCKET) {
*errorCodePtr = EWOULDBLOCK;
bytesWritten = -1;
break;