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-rw-r--r--junkcode/dongre.avinash@gmail.com-clibutils/src/c_map.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/junkcode/dongre.avinash@gmail.com-clibutils/src/c_map.c b/junkcode/dongre.avinash@gmail.com-clibutils/src/c_map.c
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+++ b/junkcode/dongre.avinash@gmail.com-clibutils/src/c_map.c
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+/** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **
+ * This file is part of clib library
+ * Copyright (C) 2011 Avinash Dongre ( dongre.avinash@gmail.com )
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/
+
+#include "c_lib.h"
+
+#include <stdio.h>
+
+
+struct clib_map*
+new_clib_map ( clib_compare fn_clib_k, clib_destroy fn_k_d,
+ clib_destroy fn_v_d) {
+
+ struct clib_map *pMap = (struct clib_map*)malloc(sizeof(struct clib_map));
+ if (pMap == (struct clib_map*)0)
+ return (struct clib_map*)0;
+
+ pMap->root = new_clib_rb (fn_clib_k, fn_k_d, fn_v_d);
+ if (pMap->root == (struct clib_rb*)0)
+ return (struct clib_map*)0;
+
+ return pMap;
+}
+clib_error
+insert_clib_map ( struct clib_map *pMap, void *key, size_t key_size, void *value, size_t value_size) {
+ if (pMap == (struct clib_map*)0)
+ return CLIB_MAP_NOT_INITIALIZED;
+
+ return insert_clib_rb ( pMap->root, key, key_size, value, value_size);
+}
+clib_bool
+exists_clib_map ( struct clib_map *pMap, void *key) {
+ clib_bool found = clib_false;
+ struct clib_rb_node* node;
+
+ if (pMap == (struct clib_map*)0)
+ return clib_false;
+
+ node = find_clib_rb ( pMap->root, key);
+ if ( node != (struct clib_rb_node*)0 ) {
+ return clib_true;
+ }
+ return found;
+}
+clib_error
+remove_clib_map ( struct clib_map *pMap, void *key) {
+ clib_error rc = CLIB_ERROR_SUCCESS;
+ struct clib_rb_node* node;
+ if (pMap == (struct clib_map*)0)
+ return CLIB_MAP_NOT_INITIALIZED;
+
+ node = remove_clib_rb ( pMap->root, key );
+ if ( node != (struct clib_rb_node*)0 ) {
+ void* removed_node;
+ get_raw_clib_object ( node->key, &removed_node );
+ free ( removed_node);
+ delete_clib_object ( node->key );
+
+ get_raw_clib_object ( node->value, &removed_node );
+ free ( removed_node);
+ delete_clib_object ( node->value);
+
+ free ( node );
+ }
+ return rc;
+}
+clib_bool
+find_clib_map ( struct clib_map *pMap, void *key, void **value) {
+ struct clib_rb_node* node;
+
+ if (pMap == (struct clib_map*)0)
+ return clib_false;
+
+ node = find_clib_rb ( pMap->root, key);
+ if ( node == (struct clib_rb_node*)0 )
+ return clib_false;
+
+ get_raw_clib_object ( node->value, value );
+
+ return clib_true;
+
+}
+
+clib_error
+delete_clib_map ( struct clib_map* x) {
+ clib_error rc = CLIB_ERROR_SUCCESS;
+ if ( x != (struct clib_map*)0 ){
+ rc = delete_clib_rb ( x->root );
+ free ( x );
+ }
+ return rc;
+}
+
+static struct clib_rb_node *
+minimum_clib_map( struct clib_map *x ) {
+ return minimum_clib_rb( x->root, x->root->root);
+}
+