DOSRequestor_Activate DOSRequestor_BeginProviderExclusion DOSRequestor_Cancel DOSRequestor_Connect DOSRequestor_EndProviderExclusion DOSRequestor_ExcludeProvider DOSRequestor_Get DOSRequestor_Invoke DOSRequestor_OpenSession DOSRequestor_Register DOSRequestor_Set DOSRequestor_Subscribe DOSRequestor_Watch

DOSStatus DOSRequestor_Cancel ( void  ) Cancel an existing operation. DOSContext must be cleared, and the following fields set prior to this call: Operation The following DOSContext fields may optionally be set, prior to this call: Address DOSOperation_SetTimeout and DOSOperation_IncrementRetryCounter will be called automatically. DOSOperation_SetExplicit may be called to configure the operation, but other DOSOperation calls will have no effect. This function automatically calls DOSOperation_Remove() on the operation held in DOSContext. Returns DOSSTATUS_SUCCESS on success, or DOSSTATUS_SUCCESS_FINISHED if the operation is already complete and no cancel needs to be sent. Regardless, the operation is removed.