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/*
Crown Copyright (c) 1997
This TenDRA(r) Computer Program is subject to Copyright
owned by the United Kingdom Secretary of State for Defence
acting through the Defence Evaluation and Research Agency
(DERA). It is made available to Recipients with a
royalty-free licence for its use, reproduction, transfer
to other parties and amendment for any purpose not excluding
product development provided that any such use et cetera
shall be deemed to be acceptance of the following conditions:-
(1) Its Recipients shall ensure that this Notice is
reproduced upon any copies or amended versions of it;
(2) Any amended version of it shall be clearly marked to
show both the nature of and the organisation responsible
for the relevant amendment or amendments;
(3) Its onward transfer from a recipient to another
party shall be deemed to be that party's acceptance of
these conditions;
(4) DERA gives no warranty or assurance as to its
quality or suitability for any purpose and DERA accepts
no liability whatsoever in relation to any use to which
it may be put.
*/
/*** entry.c --- Identifier table entry ADT.
*
** Author: Steve Folkes <smf@hermes.mod.uk>
*
*** Commentary:
*
* This file implements the identifier table routines used by SID.
*
*** Change Log:
* $Log: entry.c,v $
* Revision 1.1.1.1 1998/01/17 15:57:45 release
* First version to be checked into rolling release.
*
* Revision 1.2 1994/12/15 09:58:08 smf
* Brought into line with OSSG C Coding Standards Document, as per
* "CR94_178.sid+tld-update".
*
* Revision 1.1.1.1 1994/07/25 16:04:33 smf
* Initial import of SID 1.8 non shared files.
*
**/
/****************************************************************************/
#include "entry.h"
#include "action.h"
#include "basic.h"
#include "gen-errors.h"
#include "name.h"
#include "rule.h"
#include "type.h"
/*--------------------------------------------------------------------------*/
#ifdef FS_FAST
#undef entry_traced
#endif /* defined (FS_FAST) */
static void
entry_traced PROTO_N ((entry))
PROTO_T (EntryP entry)
{
entry->traced = TRUE;
}
#ifdef FS_FAST
#define entry_traced(e) ((e)->traced = TRUE)
#endif /* defined (FS_FAST) */
/*--------------------------------------------------------------------------*/
EntryP
entry_create_from_string PROTO_N ((key, number, type))
PROTO_T (NStringP key X
unsigned number X
EntryTypeT type)
{
EntryP entry = ALLOCATE (EntryT);
entry->next = NIL (EntryP);
key_init_from_string (entry_key (entry), key, number);
entry->mapped = FALSE;
nstring_init (&(entry->mapping));
entry->type = type;
entry->name = name_create ();
entry->traced = FALSE;
return (entry);
}
EntryP
entry_create_from_number PROTO_N ((key, type, traced, next))
PROTO_T (unsigned key X
EntryTypeT type X
BoolT traced X
EntryP next)
{
EntryP entry = ALLOCATE (EntryT);
entry->next = next;
key_init_from_number (entry_key (entry), key);
entry->mapped = FALSE;
nstring_init (&(entry->mapping));
entry->type = type;
entry->name = name_create ();
entry->traced = traced;
return (entry);
}
#ifdef FS_FAST
#undef entry_set_basic
#endif /* defined (FS_FAST) */
void
entry_set_basic PROTO_N ((entry, basic))
PROTO_T (EntryP entry X
BasicP basic)
{
ASSERT (entry_is_basic (entry));
entry->u.basic = basic;
}
#ifdef FS_FAST
#define entry_set_basic(e, b) ((e)->u.basic = (b))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_set_rule
#endif /* defined (FS_FAST) */
void
entry_set_rule PROTO_N ((entry, rule))
PROTO_T (EntryP entry X
RuleP rule)
{
ASSERT (entry_is_rule (entry));
entry->u.rule = rule;
}
#ifdef FS_FAST
#define entry_set_rule(e, r) ((e)->u.rule = (r))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_set_action
#endif /* defined (FS_FAST) */
void
entry_set_action PROTO_N ((entry, action))
PROTO_T (EntryP entry X
ActionP action)
{
ASSERT (entry_is_action (entry));
entry->u.action = action;
}
#ifdef FS_FAST
#define entry_set_action(e, a) ((e)->u.action = (a))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_set_type
#endif /* defined (FS_FAST) */
void
entry_set_type PROTO_N ((entry, type))
PROTO_T (EntryP entry X
TypeP type)
{
ASSERT (entry_is_type (entry));
entry->u.type = type;
}
#ifdef FS_FAST
#define entry_set_type(e, t) ((e)->u.type = (t))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_set_non_local
#endif /* defined (FS_FAST) */
void
entry_set_non_local PROTO_N ((entry, type))
PROTO_T (EntryP entry X
EntryP type)
{
ASSERT (entry_is_non_local (entry));
entry->u.non_local = type;
}
#ifdef FS_FAST
#define entry_set_non_local(e, t) ((e)->u.non_local = (t))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_next
#endif /* defined (FS_FAST) */
EntryP
entry_next PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->next);
}
#ifdef FS_FAST
#define entry_next(e) ((e)->next)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_next_ref
#endif /* defined (FS_FAST) */
EntryP *
entry_next_ref PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (&(entry->next));
}
#ifdef FS_FAST
#define entry_next_ref(e) (&((e)->next))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_key
#endif /* defined (FS_FAST) */
KeyP
entry_key PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (&(entry->key));
}
#ifdef FS_FAST
#define entry_key(e) (&((e)->key))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_type
#endif /* defined (FS_FAST) */
EntryTypeT
entry_type PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type);
}
#ifdef FS_FAST
#define entry_type(e) ((e)->type)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_change_type
#endif /* defined (FS_FAST) */
void
entry_change_type PROTO_N ((entry, type))
PROTO_T (EntryP entry X
EntryTypeT type)
{
entry->type = type;
}
#ifdef FS_FAST
#define entry_change_type(e, t) ((e)->type= (t))
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_basic
#endif /* defined (FS_FAST) */
BoolT
entry_is_basic PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type == ET_BASIC);
}
#ifdef FS_FAST
#define entry_is_basic(e) ((e)->type == ET_BASIC)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_action
#endif /* defined (FS_FAST) */
BoolT
entry_is_action PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type == ET_ACTION);
}
#ifdef FS_FAST
#define entry_is_action(e) ((e)->type == ET_ACTION)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_rule
#endif /* defined (FS_FAST) */
BoolT
entry_is_rule PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type == ET_RULE);
}
#ifdef FS_FAST
#define entry_is_rule(e) ((e)->type == ET_RULE)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_type
#endif /* defined (FS_FAST) */
BoolT
entry_is_type PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type == ET_TYPE);
}
#ifdef FS_FAST
#define entry_is_type(e) ((e)->type == ET_TYPE)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_non_local
#endif /* defined (FS_FAST) */
BoolT
entry_is_non_local PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->type == ET_NON_LOCAL);
}
#ifdef FS_FAST
#define entry_is_non_local(e) ((e)->type == ET_NON_LOCAL)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_basic
#endif /* defined (FS_FAST) */
BasicP
entry_get_basic PROTO_N ((entry))
PROTO_T (EntryP entry)
{
ASSERT (entry_is_basic (entry));
return (entry->u.basic);
}
#ifdef FS_FAST
#define entry_get_basic(e) ((e)->u.basic)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_action
#endif /* defined (FS_FAST) */
ActionP
entry_get_action PROTO_N ((entry))
PROTO_T (EntryP entry)
{
ASSERT (entry_is_action (entry));
return (entry->u.action);
}
#ifdef FS_FAST
#define entry_get_action(e) ((e)->u.action)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_rule
#endif /* defined (FS_FAST) */
RuleP
entry_get_rule PROTO_N ((entry))
PROTO_T (EntryP entry)
{
ASSERT (entry_is_rule (entry));
return (entry->u.rule);
}
#ifdef FS_FAST
#define entry_get_rule(e) ((e)->u.rule)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_name
#endif /* defined (FS_FAST) */
NameP
entry_get_name PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->name);
}
#ifdef FS_FAST
#define entry_get_name(e) ((e)->name)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_type
#endif /* defined (FS_FAST) */
TypeP
entry_get_type PROTO_N ((entry))
PROTO_T (EntryP entry)
{
ASSERT (entry_is_type (entry));
return (entry->u.type);
}
#ifdef FS_FAST
#define entry_get_type(e) ((e)->u.type)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_get_non_local
#endif /* defined (FS_FAST) */
EntryP
entry_get_non_local PROTO_N ((entry))
PROTO_T (EntryP entry)
{
ASSERT (entry_is_non_local (entry));
return (entry->u.non_local);
}
#ifdef FS_FAST
#define entry_get_non_local(e) ((e)->u.non_local)
#endif /* defined (FS_FAST) */
void
entry_set_mapping PROTO_N ((entry, mapping))
PROTO_T (EntryP entry X
NStringP mapping)
{
if (entry->mapped) {
nstring_destroy (&(entry->mapping));
}
nstring_assign (&(entry->mapping), mapping);
entry->mapped = TRUE;
}
NStringP
entry_get_mapping PROTO_N ((entry))
PROTO_T (EntryP entry)
{
if (entry->mapped) {
return (&(entry->mapping));
}
return (NIL (NStringP));
}
void
entry_iter PROTO_N ((entry, full, proc, closure))
PROTO_T (EntryP entry X
BoolT full X
void (*proc) PROTO_S ((EntryP, GenericP)) X
GenericP closure)
{
if (!entry_is_traced (entry)) {
entry_traced (entry);
if (proc) {
(*proc) (entry, closure);
}
switch (entry_type (entry)) EXHAUSTIVE {
case ET_RULE: {
RuleP rule = entry_get_rule (entry);
rule_iter_for_table (rule, full, proc, closure);
}
break;
case ET_ACTION: {
ActionP action = entry_get_action (entry);
action_iter_for_table (action, full, proc, closure);
}
break;
case ET_BASIC: {
BasicP basic = entry_get_basic (entry);
basic_iter_for_table (basic, full, proc, closure);
}
break;
case ET_NON_LOCAL:
if (full) {
entry_iter (entry_get_non_local (entry), TRUE, proc, closure);
}
break;
case ET_NAME:
case ET_TYPE:
case ET_RENAME:
/*NOTHING*/
break;
case ET_PREDICATE:
UNREACHED;
}
}
}
#ifdef FS_FAST
#undef entry_not_traced
#endif /* defined (FS_FAST) */
void
entry_not_traced PROTO_N ((entry))
PROTO_T (EntryP entry)
{
entry->traced = FALSE;
}
#ifdef FS_FAST
#define entry_not_traced(e) ((e)->traced = FALSE)
#endif /* defined (FS_FAST) */
#ifdef FS_FAST
#undef entry_is_traced
#endif /* defined (FS_FAST) */
BoolT
entry_is_traced PROTO_N ((entry))
PROTO_T (EntryP entry)
{
return (entry->traced);
}
#ifdef FS_FAST
#define entry_is_traced(e) ((e)->traced)
#endif /* defined (FS_FAST) */
/*
* Local variables(smf):
* eval: (include::add-path-entry "../os-interface" "../library")
* eval: (include::add-path-entry "../generated")
* end:
**/