save version 0.1. Last version working on wiiuse 0.9 API.

git-svn-id: http://wiiusej.googlecode.com/svn/trunk@30 ae48ae66-6a45-0410-b38e-211266189506

tag1/WiiUseJC/wiiuse.c

@@ -0,0 +1,168 @@
+/*
+ *	wiiuse
+ *
+ *	Written By:
+ *		Michael Laforest	< para >
+ *		Email: < thepara (--AT--) g m a i l [--DOT--] com >
+ *
+ *	Copyright 2006-2007
+ *
+ *	This file is part of wiiuse.
+ *
+ *	This program is free software; you can redistribute it and/or modify
+ *	it under the terms of the GNU General Public License as published by
+ *	the Free Software Foundation; either version 3 of the License, or
+ *	(at your option) any later version.
+ *
+ *	This program is distributed in the hope that it will be useful,
+ *	but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *	GNU General Public License for more details.
+ *
+ *	You should have received a copy of the GNU General Public License
+ *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *	$Header$
+ *
+ */
+
+/**
+ *	@file
+ *	@brief API source file
+ *
+ *	The file must be linked to any third party
+ *	program that is utilizing wiiuse as an
+ *	external library.
+ */
+
+#define WIIUSE_API_SRC
+
+#include <stdio.h>
+#include "wiiuse.h"
+
+#ifdef WIN32
+	#define WIN32_LEAN_AND_MEAN
+	#include <windows.h>
+#else
+	#include <dlfcn.h>
+#endif
+
+typedef int (*entry_func_t)(struct wiiuse_api_t**);
+
+struct wiiuse_api_t* wiiuse_api = NULL;
+void* wiiuse_mod = NULL;
+
+/**
+ *	@brief Load the wiiuse library and initialize the function pointers.
+ *
+ *	@param wiiuse_file	The relative or absolute path to the wiiuse library file.
+ *
+ *	@return The version of the wiiuse library loaded.
+ *
+ *	@see wiiuse_shutdown()
+ *
+ *	If the version of wiiuse being used has a different API
+ *	version as expected, this function will fail and return 0.
+ */
+const char* wiiuse_startup(char* wiiuse_file) {
+	entry_func_t entry_func = NULL;
+
+	if (wiiuse_api)
+		/* already loaded */
+		return wiiuse_api->version;
+
+	if (!wiiuse_file)
+		return NULL;
+
+	/* load the module */
+	wiiuse_mod = dlopen(wiiuse_file, RTLD_NOW);
+
+	if (!wiiuse_mod)
+		/* can not load module */
+		return NULL;
+
+	/* get the entry point */
+	entry_func = (entry_func_t)dlsym(wiiuse_mod, "wiiuse_main");
+
+	if (!entry_func) {
+		wiiuse_shutdown();
+		return NULL;
+	}
+
+	/* call the entry function */
+	entry_func(&wiiuse_api);
+
+	/* make sure the API versions are the same */
+	if (wiiuse_api->api_version != WIIUSE_API_VERSION) {
+		wiiuse_shutdown();
+		return NULL;
+	}
+
+	/* set all the function pointers */
+	wiiuse_init					= wiiuse_api->_wiiuse_init;
+	wiiuse_disconnected			= wiiuse_api->_wiiuse_disconnected;
+	wiiuse_rumble				= wiiuse_api->_wiiuse_rumble;
+	wiiuse_toggle_rumble		= wiiuse_api->_wiiuse_toggle_rumble;
+	wiiuse_set_leds				= wiiuse_api->_wiiuse_set_leds;
+	wiiuse_motion_sensing		= wiiuse_api->_wiiuse_motion_sensing;
+	wiiuse_read_data			= wiiuse_api->_wiiuse_read_data;
+	wiiuse_write_data			= wiiuse_api->_wiiuse_write_data;
+	wiiuse_status				= wiiuse_api->_wiiuse_status;
+	wiiuse_get_by_id			= wiiuse_api->_wiiuse_get_by_id;
+	wiiuse_set_flags			= wiiuse_api->_wiiuse_set_flags;
+	wiiuse_set_smooth_alpha		= wiiuse_api->_wiiuse_set_smooth_alpha;
+	wiiuse_set_ir				= wiiuse_api->_wiiuse_set_ir;
+	wiiuse_set_ir_vres			= wiiuse_api->_wiiuse_set_ir_vres;
+	wiiuse_set_ir_position		= wiiuse_api->_wiiuse_set_ir_position;
+	wiiuse_set_aspect_ratio		= wiiuse_api->_wiiuse_set_aspect_ratio;
+	wiiuse_set_bluetooth_stack	= wiiuse_api->_wiiuse_set_bluetooth_stack;
+	wiiuse_set_orient_threshold	= wiiuse_api->_wiiuse_set_orient_threshold;
+	wiiuse_find					= wiiuse_api->_wiiuse_find;
+	wiiuse_connect				= wiiuse_api->_wiiuse_connect;
+	wiiuse_disconnect			= wiiuse_api->_wiiuse_disconnect;
+	wiiuse_poll					= wiiuse_api->_wiiuse_poll;
+
+	printf("wiiuse v%s loaded ( http://wiiuse.net http://wiiuse.sf.net/ ).\n", wiiuse_api->version);
+
+	return wiiuse_api->version;
+}
+
+
+/**
+ *	@brief Unload the library.
+ *
+ *	@see wiiuse_startup()
+ */
+void wiiuse_shutdown() {
+	if (!wiiuse_mod)
+		return;
+
+	/* unload the module */
+	dlclose(wiiuse_mod);
+
+	wiiuse_api = NULL;
+
+	wiiuse_init					= NULL;
+	wiiuse_disconnected			= NULL;
+	wiiuse_rumble				= NULL;
+	wiiuse_toggle_rumble		= NULL;
+	wiiuse_set_leds				= NULL;
+	wiiuse_motion_sensing		= NULL;
+	wiiuse_read_data			= NULL;
+	wiiuse_write_data			= NULL;
+	wiiuse_status				= NULL;
+	wiiuse_get_by_id			= NULL;
+	wiiuse_set_flags			= NULL;
+	wiiuse_set_smooth_alpha		= NULL;
+	wiiuse_set_ir				= NULL;
+	wiiuse_set_ir_vres			= NULL;
+	wiiuse_set_ir_position		= NULL;
+	wiiuse_set_aspect_ratio		= NULL;
+	wiiuse_set_bluetooth_stack	= NULL;
+	wiiuse_set_orient_threshold	= NULL;
+	wiiuse_find					= NULL;
+	wiiuse_connect				= NULL;
+	wiiuse_disconnect			= NULL;
+	wiiuse_poll					= NULL;
+
+}