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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * audioinputenginedl.cc
+ *
+ * Wed Jul 13 14:39:54 CEST 2011
+ * Copyright 2011 Bent Bisballe Nyeng
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of DrumGizmo.
+ *
+ * DrumGizmo 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 2 of the License, or
+ * (at your option) any later version.
+ *
+ * DrumGizmo 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 DrumGizmo; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include "audioinputenginedl.h"
+
+#include <stdio.h>
+
+#include <dlfcn.h>
+
+#include <config.h>
+#include <string.h>
+#include <stdlib.h>
+
+AudioInputEngineDL::AudioInputEngineDL(std::string name)
+{
+ std::string plugin = INPUT_PLUGIN_DIR"/lib" + name + ".so";
+ void *lib = dlopen(plugin.c_str(), RTLD_LAZY);
+ if(!lib) {
+ printf("Cannot load device: %s\n", dlerror());
+ return;
+ }
+
+ i_create = (input_create_func_t) dlsym(lib, "create");
+ const char* dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol create: %s\n", dlsym_error);
+ return;
+ }
+
+ i_destroy = (input_destroy_func_t) dlsym(lib, "destroy");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_init = (input_init_func_t) dlsym(lib, "init");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_setparm = (input_setparm_func_t) dlsym(lib, "setparm");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_start = (input_start_func_t) dlsym(lib, "start");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_stop = (input_stop_func_t) dlsym(lib, "stop");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_pre = (input_pre_func_t) dlsym(lib, "pre");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_run = (input_run_func_t) dlsym(lib, "run");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ i_post = (input_post_func_t) dlsym(lib, "post");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return;
+ }
+
+ ptr = i_create();
+}
+
+AudioInputEngineDL::~AudioInputEngineDL()
+{
+ i_destroy(ptr);
+}
+
+bool AudioInputEngineDL::init(Instruments &instruments)
+{
+ char **n = (char**)malloc(sizeof(char*)*instruments.size());
+ for(size_t i = 0; i < instruments.size(); i++) {
+ n[i] = strdup(instruments[i].name().c_str());
+ }
+
+ bool ret = i_init(ptr, instruments.size(), n);
+
+ for(size_t i = 0; i < instruments.size(); i++) {
+ free(n[i]);
+ }
+ free(n);
+
+ return ret;
+}
+
+void AudioInputEngineDL::setParm(std::string parm, std::string value)
+{
+ i_setparm(ptr, parm.c_str(), value.c_str());
+}
+
+bool AudioInputEngineDL::start()
+{
+ return i_start(ptr);
+}
+
+void AudioInputEngineDL::stop()
+{
+ return i_stop(ptr);
+}
+
+void AudioInputEngineDL::pre()
+{
+ return i_pre(ptr);
+}
+
+event_t *AudioInputEngineDL::run(size_t pos, size_t len, size_t *nevents)
+{
+ return i_run(ptr, pos, len, nevents);
+}
+
+void AudioInputEngineDL::post()
+{
+ return i_post(ptr);
+}
+
+//#include "audioinputenginedummy.h"
+//#include "audioinputenginejackmidi.h"
+//#include "audioinputenginemidifile.h"
+
+/*
+
+typedef Device* (*create_func_t)(void);
+typedef void (*destroy_func_t)(Device*);
+
+struct device_t {
+ Device* dev;
+ destroy_func_t destroyer;
+ void* lib;
+};
+
+int load_shared_device(device_t &dev, std::string devlib,
+ std::string devfile, ConfMap devconfmap) {
+ // load library
+ dev.lib = dlopen(devlib.c_str(), RTLD_LAZY);
+ if(!dev.lib ) {
+ printf("Cannot load device: %s\n", dlerror());
+ return -1;
+ }
+
+ create_func_t create_device = (create_func_t) dlsym(dev.lib, "create");
+ const char* dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol create: %s\n", dlsym_error);
+ return -1;
+ }
+
+ dev.destroyer = (destroy_func_t) dlsym(dev.lib, "destroy");
+ dlsym_error = dlerror();
+ if(dlsym_error) {
+ printf("Cannot load symbol destroy: %s\n", dlsym_error);
+ return -1;
+ }
+
+ dev.dev = create_device();
+
+ // initialize device
+ DevData devdata = dev.dev->init(devfile, devconfmap);
+ if(devdata.retval != DevData::VALUE_SUCCESS) {
+ printf("Error while initializing device: %s\n", devdata.msg.c_str());
+ return -1;
+ }
+
+ return 0;
+}
+
+void unload_shared_device(device_t &dev) {
+
+ dev.destroyer(dev.dev);
+ dlclose(dev.lib);
+}
+*/
+
+#ifdef TEST_AUDIOINPUTENGINEDL
+//Additional dependency files
+//deps:
+//Required cflags (autoconf vars may be used)
+//cflags:
+//Required link options (autoconf vars may be used)
+//libs:
+#include "test.h"
+
+TEST_BEGIN;
+
+// TODO: Put some testcode here (see test.h for usable macros).
+
+TEST_END;
+
+#endif/*TEST_AUDIOINPUTENGINEDL*/