1 files changed, 47 insertions, 0 deletions
diff --git a/src/libmowgli/mowgli_hook.h b/src/libmowgli/mowgli_hook.h
new file mode 100644
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+++ b/src/libmowgli/mowgli_hook.h
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+/*
+ * libmowgli: A collection of useful routines for programming.
+ * mowgli_hook.h: Hooks.
+ *
+ * Copyright (c) 2007 William Pitcock <nenolod -at- sacredspiral.co.uk>
+ * Copyright (c) 2007 Giacomo Lozito <james -at- develia.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice is present in all copies.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#ifndef __MOWGLI_HOOK_H__
+#define __MOWGLI_HOOK_H__
+
+typedef void (*mowgli_hook_function_t)(void *hook_data, void *user_data);
+
+typedef struct {
+    mowgli_hook_function_t func;
+    void *user_data;
+    mowgli_node_t node;
+} mowgli_hook_item_t;
+
+typedef struct {
+    const char *name;
+    mowgli_list_t items;
+} mowgli_hook_t;
+
+extern void mowgli_hook_init(void);
+extern void mowgli_hook_register(const char *name);
+extern int  mowgli_hook_associate(const char *name, mowgli_hook_function_t func, void * user_data);
+extern int  mowgli_hook_dissociate(const char *name, mowgli_hook_function_t func);
+extern void mowgli_hook_call(const char *name, void * hook_data);
+
+#endif