diff options
Diffstat (limited to 'libxcb/src/xcb_list.c')
-rw-r--r-- | libxcb/src/xcb_list.c | 202 |
1 files changed, 101 insertions, 101 deletions
diff --git a/libxcb/src/xcb_list.c b/libxcb/src/xcb_list.c index 3a18d9086..fc00588b4 100644 --- a/libxcb/src/xcb_list.c +++ b/libxcb/src/xcb_list.c @@ -1,101 +1,101 @@ -/* Copyright (C) 2001-2004 Bart Massey and Jamey Sharp. - * - * 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 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. - * - * Except as contained in this notice, the names of the authors or their - * institutions shall not be used in advertising or otherwise to promote the - * sale, use or other dealings in this Software without prior written - * authorization from the authors. - */ - -/* A generic implementation of a list of void-pointers. */ - -#include <stdlib.h> - -#include "xcb.h" -#include "xcbint.h" - -typedef struct node { - struct node *next; - unsigned int key; - void *data; -} node; - -struct _xcb_map { - node *head; - node **tail; -}; - -/* Private interface */ - -_xcb_map *_xcb_map_new() -{ - _xcb_map *list; - list = malloc(sizeof(_xcb_map)); - if(!list) - return 0; - list->head = 0; - list->tail = &list->head; - return list; -} - -void _xcb_map_delete(_xcb_map *list, xcb_list_free_func_t do_free) -{ - if(!list) - return; - while(list->head) - { - node *cur = list->head; - if(do_free) - do_free(cur->data); - list->head = cur->next; - free(cur); - } - free(list); -} - -int _xcb_map_put(_xcb_map *list, unsigned int key, void *data) -{ - node *cur = malloc(sizeof(node)); - if(!cur) - return 0; - cur->key = key; - cur->data = data; - cur->next = 0; - *list->tail = cur; - list->tail = &cur->next; - return 1; -} - -void *_xcb_map_remove(_xcb_map *list, unsigned int key) -{ - node **cur; - for(cur = &list->head; *cur; cur = &(*cur)->next) - if((*cur)->key == key) - { - node *tmp = *cur; - void *ret = (*cur)->data; - *cur = (*cur)->next; - if(!*cur) - list->tail = cur; - - free(tmp); - return ret; - } - return 0; -} +/* Copyright (C) 2001-2004 Bart Massey and Jamey Sharp.
+ *
+ * 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 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.
+ *
+ * Except as contained in this notice, the names of the authors or their
+ * institutions shall not be used in advertising or otherwise to promote the
+ * sale, use or other dealings in this Software without prior written
+ * authorization from the authors.
+ */
+
+/* A generic implementation of a list of void-pointers. */
+
+#include <stdlib.h>
+
+#include "xcb.h"
+#include "xcbint.h"
+
+typedef struct node {
+ struct node *next;
+ unsigned int key;
+ void *data;
+} node;
+
+struct _xcb_map {
+ node *head;
+ node **tail;
+};
+
+/* Private interface */
+
+_xcb_map *_xcb_map_new()
+{
+ _xcb_map *list;
+ list = malloc(sizeof(_xcb_map));
+ if(!list)
+ return 0;
+ list->head = 0;
+ list->tail = &list->head;
+ return list;
+}
+
+void _xcb_map_delete(_xcb_map *list, xcb_list_free_func_t do_free)
+{
+ if(!list)
+ return;
+ while(list->head)
+ {
+ node *cur = list->head;
+ if(do_free)
+ do_free(cur->data);
+ list->head = cur->next;
+ free(cur);
+ }
+ free(list);
+}
+
+int _xcb_map_put(_xcb_map *list, unsigned int key, void *data)
+{
+ node *cur = malloc(sizeof(node));
+ if(!cur)
+ return 0;
+ cur->key = key;
+ cur->data = data;
+ cur->next = 0;
+ *list->tail = cur;
+ list->tail = &cur->next;
+ return 1;
+}
+
+void *_xcb_map_remove(_xcb_map *list, unsigned int key)
+{
+ node **cur;
+ for(cur = &list->head; *cur; cur = &(*cur)->next)
+ if((*cur)->key == key)
+ {
+ node *tmp = *cur;
+ void *ret = (*cur)->data;
+ *cur = (*cur)->next;
+ if(!*cur)
+ list->tail = cur;
+
+ free(tmp);
+ return ret;
+ }
+ return 0;
+}
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