version 1.146, 2008/10/14 17:25:58
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version 1.147, 2008/10/21 17:11:13
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0); | 0); |
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msg->op = get_op(); | msg->op = get_op(); |
msg->op->_flags |= ASYNC_OPFLAGS_FIRE_AND_FORGET; |
msg->op->_flags = ASYNC_OPFLAGS_FIRE_AND_FORGET; |
msg->op->_flags &= ~(ASYNC_OPFLAGS_CALLBACK | ASYNC_OPFLAGS_SAFE_CALLBACK |
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| ASYNC_OPFLAGS_SIMPLE_STATUS); |
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msg->op->_state &= ~ASYNC_OPSTATE_COMPLETE; |
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msg->op->_op_dest = this; | msg->op->_op_dest = this; |
msg->op->_request.reset(msg); | msg->op->_request.reset(msg); |
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// including op, op->_callback_node, and op->_callback_ptr | // including op, op->_callback_node, and op->_callback_ptr |
void MessageQueueService::_handle_async_callback(AsyncOpNode* op) | void MessageQueueService::_handle_async_callback(AsyncOpNode* op) |
{ | { |
if (op->_flags & ASYNC_OPFLAGS_SAFE_CALLBACK) |
PEGASUS_ASSERT(op->_flags == ASYNC_OPFLAGS_CALLBACK); |
{ |
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Message *msg = op->removeRequest(); |
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if (msg && (msg->getMask() & MessageMask::ha_async)) |
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{ |
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if (msg->getType() == ASYNC_ASYNC_LEGACY_OP_START) |
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{ |
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AsyncLegacyOperationStart *wrapper = |
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static_cast<AsyncLegacyOperationStart *>(msg); |
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msg = wrapper->get_action(); |
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delete wrapper; |
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} |
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else if (msg->getType() == ASYNC_ASYNC_MODULE_OP_START) |
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{ |
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AsyncModuleOperationStart *wrapper = |
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static_cast<AsyncModuleOperationStart *>(msg); |
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msg = wrapper->get_action(); |
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delete wrapper; |
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} |
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else if (msg->getType() == ASYNC_ASYNC_OP_START) |
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{ |
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AsyncOperationStart *wrapper = |
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static_cast<AsyncOperationStart *>(msg); |
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msg = wrapper->get_action(); |
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delete wrapper; |
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} |
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delete msg; |
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} |
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msg = op->removeResponse(); |
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if (msg && (msg->getMask() & MessageMask::ha_async)) |
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{ |
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if (msg->getType() == ASYNC_ASYNC_LEGACY_OP_RESULT) |
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{ |
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AsyncLegacyOperationResult *wrapper = |
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static_cast<AsyncLegacyOperationResult *>(msg); |
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msg = wrapper->get_result(); |
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delete wrapper; |
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} |
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else if (msg->getType() == ASYNC_ASYNC_MODULE_OP_RESULT) |
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{ |
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AsyncModuleOperationResult *wrapper = |
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static_cast<AsyncModuleOperationResult *>(msg); |
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msg = wrapper->get_result(); |
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delete wrapper; |
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} |
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} |
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void (*callback)(Message *, void *, void *) = op->__async_callback; |
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void *handle = op->_callback_handle; |
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void *parm = op->_callback_parameter; |
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op->release(); |
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return_op(op); |
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callback(msg, handle, parm); |
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} |
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else if (op->_flags & ASYNC_OPFLAGS_CALLBACK) |
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{ |
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// note that _callback_node may be different from op | // note that _callback_node may be different from op |
// op->_callback_response_q is a "this" pointer we can use for | // op->_callback_response_q is a "this" pointer we can use for |
// static callback methods | // static callback methods |
op->_async_callback( | op->_async_callback( |
op->_callback_node, op->_callback_response_q, op->_callback_ptr); | op->_callback_node, op->_callback_response_q, op->_callback_ptr); |
} | } |
} |
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void MessageQueueService::_handle_incoming_operation(AsyncOpNode* operation) | void MessageQueueService::_handle_incoming_operation(AsyncOpNode* operation) |
{ | { |
if (operation != 0) | if (operation != 0) |
{ | { |
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// ATTN: optimization |
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// << Tue Feb 19 14:10:38 2002 mdd >> |
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operation->lock(); |
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Message *rq = operation->_request.get(); | Message *rq = operation->_request.get(); |
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// optimization <<< Thu Mar 7 21:04:05 2002 mdd >>> | // optimization <<< Thu Mar 7 21:04:05 2002 mdd >>> |
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if ((rq != 0) && (!(rq->getMask() & MessageMask::ha_async))) | if ((rq != 0) && (!(rq->getMask() & MessageMask::ha_async))) |
{ | { |
operation->_request.release(); | operation->_request.release(); |
operation->unlock(); |
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// delete the op node | // delete the op node |
operation->release(); |
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return_op(operation); | return_op(operation); |
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handleEnqueue(rq); | handleEnqueue(rq); |
return; | return; |
} | } |
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if ((operation->_flags & ASYNC_OPFLAGS_CALLBACK || |
if ((operation->_flags & ASYNC_OPFLAGS_CALLBACK) && |
operation->_flags & ASYNC_OPFLAGS_SAFE_CALLBACK) && |
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(operation->_state & ASYNC_OPSTATE_COMPLETE)) | (operation->_state & ASYNC_OPSTATE_COMPLETE)) |
{ | { |
operation->unlock(); |
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_handle_async_callback(operation); | _handle_async_callback(operation); |
} | } |
else | else |
{ | { |
PEGASUS_ASSERT(rq != 0); | PEGASUS_ASSERT(rq != 0); |
operation->unlock(); |
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_handle_async_request(static_cast<AsyncRequest *>(rq)); | _handle_async_request(static_cast<AsyncRequest *>(rq)); |
} | } |
} | } |
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void MessageQueueService::_handle_async_request(AsyncRequest *req) | void MessageQueueService::_handle_async_request(AsyncRequest *req) |
{ | { |
if (req != 0) |
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{ |
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req->op->processing(); |
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MessageType type = req->getType(); | MessageType type = req->getType(); |
if (type == ASYNC_IOCTL) | if (type == ASYNC_IOCTL) |
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{ |
handle_AsyncIoctl(static_cast<AsyncIoctl *>(req)); | handle_AsyncIoctl(static_cast<AsyncIoctl *>(req)); |
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} |
else if (type == ASYNC_CIMSERVICE_START) | else if (type == ASYNC_CIMSERVICE_START) |
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{ |
handle_CimServiceStart(static_cast<CimServiceStart *>(req)); | handle_CimServiceStart(static_cast<CimServiceStart *>(req)); |
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} |
else if (type == ASYNC_CIMSERVICE_STOP) | else if (type == ASYNC_CIMSERVICE_STOP) |
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{ |
handle_CimServiceStop(static_cast<CimServiceStop *>(req)); | handle_CimServiceStop(static_cast<CimServiceStop *>(req)); |
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} |
else | else |
{ | { |
// we don't handle this request message | // we don't handle this request message |
_make_response(req, async_results::CIM_NAK); | _make_response(req, async_results::CIM_NAK); |
} | } |
} | } |
} |
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Boolean MessageQueueService::_enqueueResponse( | Boolean MessageQueueService::_enqueueResponse( |
Message* request, | Message* request, |
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} | } |
// ATTN optimization remove the message checking altogether in the base | // ATTN optimization remove the message checking altogether in the base |
// << Mon Feb 18 14:02:20 2002 mdd >> | // << Mon Feb 18 14:02:20 2002 mdd >> |
op->lock(); |
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Message *rq = op->_request.get(); | Message *rq = op->_request.get(); |
Message *rp = op->_response.get(); | Message *rp = op->_response.get(); |
op->unlock(); |
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if ((rq != 0 && (true == messageOK(rq))) || | if ((rq != 0 && (true == messageOK(rq))) || |
(rp != 0 && (true == messageOK(rp))) && _die.get() == 0) | (rp != 0 && (true == messageOK(rp))) && _die.get() == 0) |
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AsyncOpNode* op = new AsyncOpNode(); | AsyncOpNode* op = new AsyncOpNode(); |
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op->_state = ASYNC_OPSTATE_UNKNOWN; | op->_state = ASYNC_OPSTATE_UNKNOWN; |
op->_flags = ASYNC_OPFLAGS_SINGLE | ASYNC_OPFLAGS_NORMAL; |
op->_flags = ASYNC_OPFLAGS_UNKNOWN; |
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return op; | return op; |
} | } |
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void MessageQueueService::return_op(AsyncOpNode* op) | void MessageQueueService::return_op(AsyncOpNode* op) |
{ | { |
PEGASUS_ASSERT(op->_state & ASYNC_OPSTATE_RELEASED); |
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delete op; | delete op; |
} | } |
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MessageQueue* callback_response_q, | MessageQueue* callback_response_q, |
void* callback_ptr) | void* callback_ptr) |
{ | { |
PEGASUS_ASSERT(op != 0 && callback != 0); |
return _sendAsync( |
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op, |
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destination, |
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callback, |
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callback_response_q, |
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callback_ptr, |
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ASYNC_OPFLAGS_CALLBACK); |
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// get the queue handle for the destination |
} |
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Boolean MessageQueueService::_sendAsync( |
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AsyncOpNode* op, |
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Uint32 destination, |
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void (*callback)(AsyncOpNode*, MessageQueue*, void*), |
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MessageQueue* callback_response_q, |
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void* callback_ptr, |
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Uint32 flags) |
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{ |
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PEGASUS_ASSERT(op != 0 && callback != 0); |
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op->lock(); |
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// destination of this message | // destination of this message |
op->_op_dest = MessageQueue::lookup(destination); | op->_op_dest = MessageQueue::lookup(destination); |
op->_flags |= ASYNC_OPFLAGS_CALLBACK; |
if (op->_op_dest == 0) |
op->_flags &= ~(ASYNC_OPFLAGS_FIRE_AND_FORGET); |
{ |
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return false; |
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} |
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op->_flags = flags; |
// initialize the callback data | // initialize the callback data |
// callback function to be executed by recpt. of response | // callback function to be executed by recpt. of response |
op->_async_callback = callback; | op->_async_callback = callback; |
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// I am the originator of this request | // I am the originator of this request |
op->_callback_request_q = this; | op->_callback_request_q = this; |
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op->unlock(); |
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if (op->_op_dest == 0) |
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return false; |
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return _meta_dispatcher->route_async(op); | return _meta_dispatcher->route_async(op); |
} | } |
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(static_cast<AsyncMessage *>(msg))->op = op; | (static_cast<AsyncMessage *>(msg))->op = op; |
} | } |
} | } |
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PEGASUS_ASSERT(op->_flags == ASYNC_OPFLAGS_UNKNOWN); |
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PEGASUS_ASSERT(op->_state == ASYNC_OPSTATE_UNKNOWN); |
op->_op_dest = MessageQueue::lookup(msg->dest); | op->_op_dest = MessageQueue::lookup(msg->dest); |
op->_flags |= ASYNC_OPFLAGS_FIRE_AND_FORGET; |
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op->_flags &= ~(ASYNC_OPFLAGS_CALLBACK | ASYNC_OPFLAGS_SAFE_CALLBACK |
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| ASYNC_OPFLAGS_SIMPLE_STATUS); |
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op->_state &= ~ASYNC_OPSTATE_COMPLETE; |
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if (op->_op_dest == 0) | if (op->_op_dest == 0) |
{ | { |
op->release(); |
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return_op(op); | return_op(op); |
return false; | return false; |
} | } |
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op->_flags = ASYNC_OPFLAGS_FIRE_AND_FORGET; |
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// now see if the meta dispatcher will take it | // now see if the meta dispatcher will take it |
return _meta_dispatcher->route_async(op); | return _meta_dispatcher->route_async(op); |
} | } |
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destroy_op = true; | destroy_op = true; |
} | } |
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PEGASUS_ASSERT(request->op->_flags == ASYNC_OPFLAGS_UNKNOWN); |
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PEGASUS_ASSERT(request->op->_state == ASYNC_OPSTATE_UNKNOWN); |
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request->block = false; | request->block = false; |
request->op->_flags |= ASYNC_OPFLAGS_PSEUDO_CALLBACK; |
_sendAsync( |
SendAsync( |
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request->op, | request->op, |
request->dest, | request->dest, |
_sendwait_callback, | _sendwait_callback, |
this, | this, |
(void *)0); |
(void *)0, |
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ASYNC_OPFLAGS_PSEUDO_CALLBACK); |
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request->op->_client_sem.wait(); | request->op->_client_sem.wait(); |
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if (destroy_op == true) | if (destroy_op == true) |
{ | { |
request->op->lock(); |
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request->op->_request.release(); | request->op->_request.release(); |
request->op->_state |= ASYNC_OPSTATE_RELEASED; |
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request->op->unlock(); |
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return_op(request->op); | return_op(request->op); |
request->op = 0; | request->op = 0; |
} | } |