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94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
/*
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* \brief Plugin registry implementation
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* \author Christian Prochaska
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* \date 2010-01-21
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*/
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/*
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* Copyright (C) 2010-2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#include <libc-plugin/plugin_registry.h>
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namespace Libc {
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Plugin_registry *plugin_registry()
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{
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static Plugin_registry _plugin_registry;
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return &_plugin_registry;
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}
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}
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using namespace Libc;
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#define GET_PLUGIN_FOR(func_name, ...) \
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int highest_priority_found = -1; \
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Plugin *result = 0; \
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for (Plugin *plugin = first(); plugin != 0; plugin = plugin->next()) { \
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if (plugin->supports_##func_name(__VA_ARGS__) && \
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(plugin->priority() > highest_priority_found)) { \
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result = plugin; \
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highest_priority_found = plugin->priority(); \
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} \
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} \
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return result;
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Plugin *Plugin_registry::get_plugin_for_access(char const *path, int amode) {
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GET_PLUGIN_FOR(access, path, amode) }
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Plugin *Plugin_registry::get_plugin_for_execve(char const *filename, char *const argv[],
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char *const envp[]) {
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GET_PLUGIN_FOR(execve, filename, argv, envp) }
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Plugin *Plugin_registry::get_plugin_for_freeaddrinfo(struct addrinfo *res) {
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GET_PLUGIN_FOR(freeaddrinfo, res) }
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Plugin *Plugin_registry::get_plugin_for_getaddrinfo(const char *node, const char *service,
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const struct addrinfo *hints,
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struct addrinfo **res) {
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GET_PLUGIN_FOR(getaddrinfo, node, service, hints, res) }
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Plugin *Plugin_registry::get_plugin_for_mkdir(const char *path, mode_t mode) {
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GET_PLUGIN_FOR(mkdir, path, mode) }
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Plugin *Plugin_registry::get_plugin_for_open(const char *pathname, int flags) {
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GET_PLUGIN_FOR(open, pathname, flags) }
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Plugin *Plugin_registry::get_plugin_for_pipe() {
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GET_PLUGIN_FOR(pipe) }
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Plugin *Plugin_registry::get_plugin_for_readlink(const char *path, char *buf, ::size_t bufsiz) {
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GET_PLUGIN_FOR(readlink, path, buf, bufsiz) }
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Plugin *Plugin_registry::get_plugin_for_rename(const char *oldpath, const char *newpath) {
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GET_PLUGIN_FOR(rename, oldpath, newpath) }
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Plugin *Plugin_registry::get_plugin_for_rmdir(const char *path) {
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GET_PLUGIN_FOR(rmdir, path) }
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Plugin *Plugin_registry::get_plugin_for_socket(int domain, int type, int protocol) {
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GET_PLUGIN_FOR(socket, domain, type, protocol) }
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Plugin *Plugin_registry::get_plugin_for_stat(const char *path, struct stat *) {
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GET_PLUGIN_FOR(stat, path) }
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Plugin *Plugin_registry::get_plugin_for_symlink(const char *oldpath, const char *newpath) {
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GET_PLUGIN_FOR(symlink, oldpath, newpath) }
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Plugin *Plugin_registry::get_plugin_for_unlink(const char *path) {
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GET_PLUGIN_FOR(unlink, path) }
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