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jeremybenn |
/*
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* (c) Copyright 1990-1996 OPEN SOFTWARE FOUNDATION, INC.
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* (c) Copyright 1990-1996 HEWLETT-PACKARD COMPANY
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* (c) Copyright 1990-1996 DIGITAL EQUIPMENT CORPORATION
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* (c) Copyright 1991, 1992 Siemens-Nixdorf Information Systems
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* To anyone who acknowledges that this file is provided "AS IS" without
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* any express or implied warranty: permission to use, copy, modify, and
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* distribute this file for any purpose is hereby granted without fee,
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* provided that the above copyright notices and this notice appears in
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* all source code copies, and that none of the names listed above be used
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* in advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. None of these organizations
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* makes any representations about the suitability of this software for
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* any purpose.
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*/
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/*
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* Header file for handles
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*/
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#ifndef CMA_HANDLE
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#define CMA_HANDLE
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/*
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* INCLUDE FILES
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*/
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#include <cma_defs.h>
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#include <cma_attr.h>
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/*
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* CONSTANTS AND MACROS
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*/
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#define cma__validate_attr(handle) \
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((cma__t_int_attr *)cma__validate_handle ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_attr))
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#define cma__validate_cv(handle) \
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((cma__t_int_cv *)cma__validate_handle ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_cv))
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#define cma__validate_mutex(handle) \
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((cma__t_int_mutex *)cma__validate_handle ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_mutex))
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#define cma__validate_tcb(handle) \
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((cma__t_int_tcb *)cma__validate_handle ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_tcb))
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#define cma__validate_stack(handle) \
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((cma__t_int_stack *)cma__validate_handle ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_stack))
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#define cma__validate_null_attr(handle) \
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((cma__t_int_attr *)cma__validate_handle_null ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_attr))
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#define cma__validate_null_cv(handle) \
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((cma__t_int_cv *)cma__validate_handle_null ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_cv))
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#define cma__validate_null_mutex(handle) \
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((cma__t_int_mutex *)cma__validate_handle_null ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_mutex))
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#define cma__validate_null_tcb(handle) \
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((cma__t_int_tcb *)cma__validate_handle_null ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_tcb))
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#define cma__validate_null_stack(handle) \
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((cma__t_int_stack *)cma__validate_handle_null ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_stack))
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#define cma__val_attr_stat(handle,obj) \
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cma__val_hand_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_attr, \
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(cma__t_object **)obj)
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#define cma__val_cv_stat(handle,obj) \
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cma__val_hand_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_cv, \
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(cma__t_object **)obj)
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#define cma__val_mutex_stat(handle,obj) \
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cma__val_hand_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_mutex, \
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(cma__t_object **)obj)
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#define cma__val_tcb_stat(handle) \
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cma__val_hand_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_tcb, \
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(cma__t_object **)obj)
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#define cma__val_stack_stat(handle,obj) \
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cma__val_hand_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_stack, \
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(cma__t_object **)obj)
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#define cma__val_nullattr_stat(handle,obj) \
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cma__val_handnull_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_attr, \
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(cma__t_object **)obj)
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#define cma__val_nullcv_stat(handle,obj) \
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cma__val_handnull_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_cv, \
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(cma__t_object **)obj)
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#define cma__val_nullmutex_stat(handle,obj) \
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cma__val_handnull_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_mutex, \
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(cma__t_object **)obj)
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#define cma__val_nulltcb_stat(handle,obj) \
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cma__val_handnull_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_tcb, \
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(cma__t_object **)obj)
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#define cma__val_nullstack_stat(handle) \
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cma__val_handnull_stat ( \
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(cma_t_handle *)(handle), \
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cma__c_obj_stack, \
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(cma__t_object **)obj)
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/*
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* TYPEDEFS
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*/
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/*
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* Internal format of a handle (to the outside world it's an array of two
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* addresses, but we know better).
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*/
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typedef struct CMA__T_INT_HANDLE {
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cma__t_object *pointer; /* Address of internal structure */
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cma__t_short sequence; /* Sequence number of object */
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cma__t_short type; /* Type code of object */
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} cma__t_int_handle;
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/*
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* GLOBAL DATA
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*/
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/*
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* INTERNAL INTERFACES
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*/
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extern void cma__clear_handle (cma_t_handle *);
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extern void cma__object_to_handle (cma__t_object *,cma_t_handle *);
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extern cma__t_int_attr * cma__validate_default_attr (cma_t_handle *);
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extern cma_t_status cma__val_defattr_stat (cma_t_handle *,cma__t_int_attr **);
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extern cma__t_object * cma__validate_handle (cma_t_handle *,cma_t_natural );
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extern cma_t_status cma__val_hand_stat (cma_t_handle *,cma_t_natural,cma__t_object **);
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extern cma__t_object *cma__validate_handle_null (cma_t_handle *,cma_t_natural);
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extern cma_t_status cma__val_handnull_stat (cma_t_handle *,cma_t_natural,cma__t_object **);
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#endif
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