1 /* 2 * libmowgli: A collection of useful routines for programming. 3 * module.h: Loadable modules. 4 * 5 * Copyright (c) 2007, 2014 William Pitcock <william@dereferenced.org> 6 * 7 * Permission to use, copy, modify, and/or distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice is present in all copies. 10 * 11 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 12 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 13 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 14 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 15 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 16 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 17 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 18 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 19 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 20 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 21 * POSSIBILITY OF SUCH DAMAGE. 22 */ 23 24 #ifndef __MOWGLI_MODULE_H__ 25 #define __MOWGLI_MODULE_H__ 26 27 typedef void *mowgli_module_t; 28 29 extern mowgli_module_t mowgli_module_open(const char *path); 30 extern void *mowgli_module_symbol(mowgli_module_t module, const char *symbol); 31 extern void mowgli_module_close(mowgli_module_t module); 32 33 typedef void mowgli_interface_t; 34 35 typedef struct { 36 const char *id; 37 uint32_t abirev; 38 } mowgli_interface_base_t; 39 40 extern void mowgli_interface_register(mowgli_interface_t *iface); 41 extern void mowgli_interface_unregister(mowgli_interface_t *iface); 42 extern mowgli_interface_t *mowgli_interface_get(const char *id, uint32_t abirev); 43 44 #endif 45