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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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#ifndef ACCESS_INCLUDED
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#define ACCESS_INCLUDED
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/*
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TYPE REPRESENTING LIST OF PENDING ACCESS CHECKS
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This type is used to represent a list of pending access checks. These
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fall into two categories - member accesses and base class accesses.
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*/
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typedef struct {
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LIST ( IDENTIFIER ) ids ;
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LIST ( GRAPH ) bases ;
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LIST ( int ) info ;
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int pending ;
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int inherit ;
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} ACCESS_LIST ;
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/*
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ACCESS DECLARATIONS
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The routines in this module are concerned with class member access.
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*/
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extern IDENTIFIER access_decl PROTO_S ( ( IDENTIFIER ) ) ;
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extern void friend_function PROTO_S ( ( CLASS_TYPE, IDENTIFIER, int ) ) ;
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extern void friend_class PROTO_S ( ( CLASS_TYPE, IDENTIFIER, int ) ) ;
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extern DECL_SPEC join_access PROTO_S ( ( DECL_SPEC, DECL_SPEC ) ) ;
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extern void check_access PROTO_S ( ( IDENTIFIER, DECL_SPEC ) ) ;
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extern void check_base_access PROTO_S ( ( GRAPH ) ) ;
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extern void immediate_access PROTO_S ( ( IDENTIFIER, IDENTIFIER ) ) ;
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extern int clear_access PROTO_S ( ( IDENTIFIER, ACCESS_LIST * ) ) ;
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extern int report_access PROTO_S ( ( IDENTIFIER ) ) ;
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extern void adjust_access PROTO_S ( ( IDENTIFIER, DECL_SPEC, int ) ) ;
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extern void free_access PROTO_S ( ( ACCESS_LIST * ) ) ;
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extern void save_access PROTO_S ( ( ACCESS_LIST * ) ) ;
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extern int restore_access PROTO_S ( ( IDENTIFIER, ACCESS_LIST * ) ) ;
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extern ACCESS_LIST crt_access_list ;
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extern int do_access_checks ;
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extern DECL_SPEC crt_access ;
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extern DECL_SPEC prev_access ;
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extern int have_access_decl ;
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/*
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SECONDARY ACCESS MACROS
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These macros are used for converting between primary and secondary
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access values.
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*/
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#define shadow_access( A ) ( ( ( A ) & dspec_access ) << 2 )
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#define unshadow_access( A ) ( ( ( A ) & dspec_access2 ) >> 2 )
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#endif
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