136 lines
4.2 KiB
C
136 lines
4.2 KiB
C
/*
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******************************************************************************
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* INTERPEAK SOURCE FILE
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*
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* Document no: @(#) $Name: VXWORKS_ITER40_2019102207 $ $RCSfile: ipcom_observer.c,v $ $Revision: 1.1 $
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* $Source: /home/interpeak/CVSRoot/ipcom/src/ipcom_observer.c,v $
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* $Author: kenneth $
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* $State: Exp $ $Locker: $
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*
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* INTERPEAK_COPYRIGHT_STRING
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* Design and implementation by Kenneth Jonsson <kenneth.jonsson@windriver.com>
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******************************************************************************
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*/
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/*
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****************************************************************************
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* 1 DESCRIPTION
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 2 CONFIGURATION
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****************************************************************************
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*/
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#ifndef IPCOM_KERNEL
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#define IPCOM_KERNEL
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#endif
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#include "ipcom_config.h"
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/*
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****************************************************************************
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* 3 INCLUDE FILES
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****************************************************************************
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*/
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#define IPCOM_USE_CLIB_PROTO
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#include "ipcom_cstyle.h"
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#include "ipcom_observer.h"
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#include "ipcom_type.h"
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/*
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****************************************************************************
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* 4 DEFINES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 5 TYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 6 EXTERN PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 7 LOCAL PROTOTYPES
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 8 DATA
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 9 STATIC FUNCTIONS
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****************************************************************************
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*/
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/*
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****************************************************************************
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* 10 GLOBAL FUNCTIONS
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****************************************************************************
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*/
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/*
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*===========================================================================
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* ipcom_observer_notify
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*===========================================================================
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* Description: Notifies all observer to the specified subject
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* Parameters: observers - collection of observers to the subject
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* subject - the subject being observed.
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* subject_ctx - data accosiated with the change that happend
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* to the subject
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* Returns:
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*
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*/
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IP_GLOBAL void
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ipcom_observer_notify(Ipcom_observer_collection *observers,
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void *subject,
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void *subject_ctx)
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{
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Ipcom_observer *observer;
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/*
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* Iterate over the observers in a way so an observer can remove
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* itself from the list in "action"
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*/
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observer = IPCOM_LIST_FIRST((Ipcom_list *)observers);
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while (observer != IP_NULL)
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{
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Ipcom_observer *next = IPCOM_LIST_NEXT(&observer->list);
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observer->action(subject,
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subject_ctx,
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observer->ctx);
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observer = next;
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}
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}
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/*
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****************************************************************************
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* 11 PUBLIC FUNCTIONS
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****************************************************************************
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*/
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/*
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****************************************************************************
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* END OF FILE
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****************************************************************************
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*/
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