WebSVN – tendra.SVN – Diff – /branches/tendra5/src/utilities/sid/table.c

+/*
+ * Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of The TenDRA Project nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific, prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
+ * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $Id$
+ */
 /*
     		 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.
 */
 #include "type.h"
 /*--------------------------------------------------------------------------*/
 static unsigned
-table_next_generated_key PROTO_Z ()
+table_next_generated_key(void)
+{
     static unsigned sequence = 0;
     if (sequence == UINT_MAX) {
-	E_too_many_generated_ids ();
+	E_too_many_generated_ids();
 	UNREACHED;
+    }
-    return (sequence ++);
+    return(sequence++);
+}
 static EntryP
-table_add_entry PROTO_N ((table, key, type, found_ref))
+table_add_entry(TableP table, NStringP key, EntryTypeT type, BoolT *found_ref)
-		PROTO_T (TableP     table X
-			 NStringP   key X
-			 EntryTypeT type X
-			 BoolT     *found_ref)
+{
-    unsigned hash   = (nstring_hash_value (key) % TABLE_SIZE);
+    unsigned hash   = (nstring_hash_value(key)% TABLE_SIZE);
-    EntryP  *entryp = &(table->contents [hash]);
+    EntryP  *entryp = &(table->contents[hash]);
     EntryP   entry;
     unsigned number;
     *found_ref = FALSE;
-    while ((entry = *entryp) != NIL (EntryP)) {
+    while ((entry = *entryp) != NIL(EntryP)) {
-	KeyP ent_key = entry_key (entry);
+	KeyP ent_key = entry_key(entry);
-	if ((key_is_string (ent_key)) &&
+	if ((key_is_string(ent_key)) &&
-	    (nstring_equal (key_get_string (ent_key), key))) {
+	   (nstring_equal(key_get_string(ent_key), key))) {
 	    if (type == ET_NAME) {
-		nstring_destroy (key);
+		nstring_destroy(key);
-		return (entry);
+		return(entry);
-	    } else if (entry_type (entry) == ET_NAME) {
+	    } else if (entry_type(entry) == ET_NAME) {
-		nstring_destroy (key);
+		nstring_destroy(key);
-		entry_change_type (entry, type);
+		entry_change_type(entry, type);
-		return (entry);
+		return(entry);
-	    } else if ((entry_type (entry) == type) &&
+	    } else if ((entry_type(entry) == type) &&
-		       ((type == ET_ACTION) || (type == ET_RULE))) {
+		      ((type == ET_ACTION) || (type == ET_RULE))) {
 		*found_ref = TRUE;
-		nstring_destroy (key);
+		nstring_destroy(key);
-		return (entry);
+		return(entry);
 	    } else {
-		return (NIL (EntryP));
+		return(NIL(EntryP));
+	    }
+	}
-	entryp = entry_next_ref (entry);
+	entryp = entry_next_ref(entry);
+    }
-    number  = table_next_generated_key ();
+    number  = table_next_generated_key();
-    entry   = entry_create_from_string (key, number, type);
+    entry   = entry_create_from_string(key, number, type);
     *entryp = entry;
-    return (entry);
+    return(entry);
+}
 /*--------------------------------------------------------------------------*/
 void
-table_init PROTO_N ((table))
+table_init(TableP table)
-	   PROTO_T (TableP table)
+{
     unsigned i;
-    for (i = 0; i < TABLE_SIZE; i ++) {
+    for (i = 0; i < TABLE_SIZE; i++) {
-	table->contents [i] = NIL (EntryP);
+	table->contents[i] = NIL(EntryP);
+    }
+}
 EntryP
-table_add_type PROTO_N ((table, key))
+table_add_type(TableP table, NStringP key)
-	       PROTO_T (TableP   table X
-			NStringP key)
+{
     BoolT  found;
-    EntryP entry = table_add_entry (table, key, ET_TYPE, &found);
+    EntryP entry = table_add_entry(table, key, ET_TYPE, &found);
     if (entry) {
-	entry_set_type (entry, type_create ());
+	entry_set_type(entry, type_create());
+    }
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_basic PROTO_N ((table, key, grammar, ignored))
+table_add_basic(TableP table, NStringP key, GrammarP grammar, BoolT ignored)
-		PROTO_T (TableP   table X
-			 NStringP key X
-			 GrammarP grammar X
-			 BoolT    ignored)
+{
     BoolT  found;
-    EntryP entry = table_add_entry (table, key, ET_BASIC, &found);
+    EntryP entry = table_add_entry(table, key, ET_BASIC, &found);
     if (entry) {
-	entry_set_basic (entry, basic_create (grammar, ignored));
+	entry_set_basic(entry, basic_create(grammar, ignored));
+    }
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_action PROTO_N ((table, key))
+table_add_action(TableP table, NStringP key)
-		 PROTO_T (TableP   table X
-			  NStringP key)
+{
     BoolT  found;
-    EntryP entry = table_add_entry (table, key, ET_ACTION, &found);
+    EntryP entry = table_add_entry(table, key, ET_ACTION, &found);
-    if ((entry != NIL (EntryP)) && (!found)) {
+    if ((entry != NIL(EntryP)) && (!found)) {
-	entry_set_action (entry, action_create ());
+	entry_set_action(entry, action_create());
+    }
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_rule PROTO_N ((table, key))
+table_add_rule(TableP table, NStringP key)
-	       PROTO_T (TableP   table X
-			NStringP key)
+{
     BoolT  found;
-    EntryP entry = table_add_entry (table, key, ET_RULE, &found);
+    EntryP entry = table_add_entry(table, key, ET_RULE, &found);
-    if ((entry != NIL (EntryP)) && (!found)) {
+    if ((entry != NIL(EntryP)) && (!found)) {
-	entry_set_rule (entry, rule_create (entry));
+	entry_set_rule(entry, rule_create(entry));
+    }
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_generated_rule PROTO_N ((table, traced))
+table_add_generated_rule(TableP table, BoolT traced)
-			 PROTO_T (TableP table X
-				  BoolT  traced)
+{
-    unsigned sequence = table_next_generated_key ();
+    unsigned sequence = table_next_generated_key();
     unsigned hash     = (sequence % TABLE_SIZE);
-    EntryP  *entryp   = &(table->contents [hash]);
+    EntryP  *entryp   = &(table->contents[hash]);
     EntryP   entry;
-    entry = entry_create_from_number (sequence, ET_RULE, traced, *entryp);
+    entry = entry_create_from_number(sequence, ET_RULE, traced, *entryp);
-    entry_set_rule (entry, rule_create (entry));
+    entry_set_rule(entry, rule_create(entry));
     *entryp = entry;
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_name PROTO_N ((table, key))
+table_add_name(TableP table, NStringP key)
-	       PROTO_T (TableP   table X
-			NStringP key)
+{
     BoolT found;
-    return (table_add_entry (table, key, ET_NAME, &found));
+    return(table_add_entry(table, key, ET_NAME, &found));
+}
 EntryP
-table_add_generated_name PROTO_N ((table))
+table_add_generated_name(TableP table)
-			 PROTO_T (TableP table)
+{
-    unsigned sequence = table_next_generated_key ();
+    unsigned sequence = table_next_generated_key();
     unsigned hash     = (sequence % TABLE_SIZE);
-    EntryP  *entryp   = &(table->contents [hash]);
+    EntryP  *entryp   = &(table->contents[hash]);
     EntryP   entry;
-    entry = entry_create_from_number (sequence, ET_NAME, FALSE, *entryp);
+    entry = entry_create_from_number(sequence, ET_NAME, FALSE, *entryp);
     *entryp = entry;
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_rename PROTO_N ((table))
+table_add_rename(TableP table)
-		 PROTO_T (TableP table)
+{
-    unsigned sequence = table_next_generated_key ();
+    unsigned sequence = table_next_generated_key();
     unsigned hash     = (sequence % TABLE_SIZE);
-    EntryP  *entryp   = &(table->contents [hash]);
+    EntryP  *entryp   = &(table->contents[hash]);
     EntryP   entry;
-    entry = entry_create_from_number (sequence, ET_RENAME, TRUE, *entryp);
+    entry = entry_create_from_number(sequence, ET_RENAME, TRUE, *entryp);
     *entryp = entry;
-    return (entry);
+    return(entry);
+}
 EntryP
-table_add_non_local PROTO_N ((table, key, type))
+table_add_non_local(TableP table, NStringP key, EntryP type)
-		    PROTO_T (TableP   table X
-			     NStringP key X
-			     EntryP   type)
+{
     BoolT  found;
-    EntryP entry = table_add_entry (table, key, ET_NON_LOCAL, &found);
+    EntryP entry = table_add_entry(table, key, ET_NON_LOCAL, &found);
     if (entry) {
-	entry_set_non_local (entry, type);
+	entry_set_non_local(entry, type);
+    }
-    return (entry);
+    return(entry);
+}
 EntryP
-table_get_entry PROTO_N ((table, key))
+table_get_entry(TableP table, NStringP key)
-		PROTO_T (TableP   table X
-			 NStringP key)
+{
-    unsigned hash  = (nstring_hash_value (key) % TABLE_SIZE);
+    unsigned hash  = (nstring_hash_value(key)% TABLE_SIZE);
-    EntryP   entry = (table->contents [hash]);
+    EntryP   entry = (table->contents[hash]);
     while (entry) {
-	KeyP ent_key = entry_key (entry);
+	KeyP ent_key = entry_key(entry);
-	if ((key_is_string (ent_key)) &&
+	if ((key_is_string(ent_key)) &&
-	    (nstring_equal (key_get_string (ent_key), key))) {
+	   (nstring_equal(key_get_string(ent_key), key))) {
-	    return (entry);
+	    return(entry);
+	}
 	entry = entry->next;
+    }
-    return (NIL (EntryP));
+    return(NIL(EntryP));
+}
 EntryP
-table_get_type PROTO_N ((table, key))
+table_get_type(TableP table, NStringP key)
-	       PROTO_T (TableP   table X
-			NStringP key)
+{
-    EntryP entry = table_get_entry (table, key);
+    EntryP entry = table_get_entry(table, key);
-    if ((entry) && (entry_is_type (entry))) {
+    if ((entry) && (entry_is_type(entry))) {
-	return (entry);
+	return(entry);
     } else {
-	return (NIL (EntryP));
+	return(NIL(EntryP));
+    }
+}
 EntryP
-table_get_basic PROTO_N ((table, key))
+table_get_basic(TableP table, NStringP key)
-		PROTO_T (TableP   table X
-			 NStringP key)
+{
-    EntryP entry = table_get_entry (table, key);
+    EntryP entry = table_get_entry(table, key);
-    if ((entry) && (entry_is_basic (entry))) {
+    if ((entry) && (entry_is_basic(entry))) {
-	return (entry);
+	return(entry);
     } else {
-	return (NIL (EntryP));
+	return(NIL(EntryP));
+    }
+}
 EntryP
-table_get_basic_by_number PROTO_N ((table, number))
+table_get_basic_by_number(TableP table, unsigned number)
-			  PROTO_T (TableP   table X
-				   unsigned number)
+{
     unsigned i;
-    for (i = 0; i < TABLE_SIZE; i ++) {
+    for (i = 0; i < TABLE_SIZE; i++) {
 	EntryP entry;
-	for (entry = table->contents [i]; entry; entry = entry_next (entry)) {
+	for (entry = table->contents[i]; entry; entry = entry_next(entry)) {
-	    if (entry_is_basic (entry)) {
+	    if (entry_is_basic(entry)) {
-		BasicP basic = entry_get_basic (entry);
+		BasicP basic = entry_get_basic(entry);
-		if (basic_terminal (basic) == number) {
+		if (basic_terminal(basic) == number) {
-		    return (entry);
+		    return(entry);
+		}
+	    }
+	}
+    }
-    return (NIL (EntryP));
+    return(NIL(EntryP));
+}
 EntryP
-table_get_action PROTO_N ((table, key))
+table_get_action(TableP table, NStringP key)
-		 PROTO_T (TableP   table X
-			  NStringP key)
+{
-    EntryP entry = table_get_entry (table, key);
+    EntryP entry = table_get_entry(table, key);
-    if ((entry) && (entry_is_action (entry))) {
+    if ((entry) && (entry_is_action(entry))) {
-	return (entry);
+	return(entry);
     } else {
-	return (NIL (EntryP));
+	return(NIL(EntryP));
+    }
+}
 EntryP
-table_get_rule PROTO_N ((table, key))
+table_get_rule(TableP table, NStringP key)
-	       PROTO_T (TableP   table X
-			NStringP key)
+{
-    EntryP entry = table_get_entry (table, key);
+    EntryP entry = table_get_entry(table, key);
-    if ((entry) && (entry_is_rule (entry))) {
+    if ((entry) && (entry_is_rule(entry))) {
-	return (entry);
+	return(entry);
     } else {
-	return (NIL (EntryP));
+	return(NIL(EntryP));
+    }
+}
 void
-table_iter PROTO_N ((table, proc, closure))
+table_iter(TableP table, void (*proc)(EntryP, GenericP),
-	   PROTO_T (TableP  table X
-		    void   (*proc) PROTO_S ((EntryP, GenericP)) X
-		    GenericP closure)
+	   GenericP closure)
+{
     unsigned i;
-    for (i = 0; i < TABLE_SIZE; i ++) {
+    for (i = 0; i < TABLE_SIZE; i++) {
 	EntryP entry;
-	for (entry = table->contents [i]; entry; entry = entry_next (entry)) {
+	for (entry = table->contents[i]; entry; entry = entry_next(entry)) {
-	    (*proc) (entry, closure);
+	   (*proc)(entry, closure);
+	}
+    }
+}
 void
-table_untrace PROTO_N ((table))
+table_untrace(TableP table)
-	      PROTO_T (TableP table)
+{
     unsigned i;
-    for (i = 0; i < TABLE_SIZE; i ++) {
+    for (i = 0; i < TABLE_SIZE; i++) {
 	EntryP entry;
-	for (entry = table->contents [i]; entry; entry = entry_next (entry)) {
+	for (entry = table->contents[i]; entry; entry = entry_next(entry)) {
-	    entry_not_traced (entry);
+	    entry_not_traced(entry);
+	}
+    }
+}
 void
-table_unlink_untraced_rules PROTO_N ((table))
+table_unlink_untraced_rules(TableP table)
-			    PROTO_T (TableP table)
+{
     unsigned i;
-    for (i = 0; i < TABLE_SIZE; i ++) {
+    for (i = 0; i < TABLE_SIZE; i++) {
-	EntryP entry = (table->contents [i]);
+	EntryP entry = (table->contents[i]);
 	while (entry) {
-	    if (entry_is_rule (entry) && (!entry_is_traced (entry))) {
+	    if (entry_is_rule(entry) && (!entry_is_traced(entry))) {
-		rule_deallocate (entry_get_rule (entry));
+		rule_deallocate(entry_get_rule(entry));
-		entry_change_type (entry, ET_NAME);
+		entry_change_type(entry, ET_NAME);
+	    }
-	    entry = entry_next (entry);
+	    entry = entry_next(entry);
+	}
+    }
+}
 /*

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(root)/branches/tendra5/src/utilities/sid/table.c – Rev 5 → 6