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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* XPLC - Cross-Platform Lightweight Components
* Copyright (C) 2002-2004, Net Integration Technologies, Inc.
* Copyright (C) 2002-2004, Pierre Phaneuf
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include <assert.h>
#include "modulemgr.h"
#include <xplc/IModuleLoader.h>
#include "config.h"
#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#ifdef HAVE_LIMITS_H
# include <limits.h>
#endif
#if !defined(WIN32)
# if HAVE_DIRENT_H
# include <dirent.h>
# define NAMLEN(dirent) strlen((dirent)->d_name)
# else
# define dirent direct
# define NAMLEN(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# if HAVE_NDIR_H
# include <ndir.h>
# endif
# endif
#else
# include <io.h>
#endif
#include <stdio.h>
UUID_MAP_BEGIN(ModuleManagerFactory)
UUID_MAP_ENTRY(IObject)
UUID_MAP_ENTRY(IModuleManagerFactory)
UUID_MAP_END
UUID_MAP_BEGIN(ModuleManager)
UUID_MAP_ENTRY(IObject)
UUID_MAP_ENTRY(IServiceHandler)
UUID_MAP_END
struct ModuleNode {
ModuleNode* next;
IModule* module;
ModuleNode(IModule* aModule, ModuleNode* aNext):
next(aNext), module(aModule) {
assert(module);
}
~ModuleNode() {
if(module)
module->release();
}
};
#if defined(SOLARIS) || defined(MACOS)
#define PATH_MAX 4096
#endif
IServiceHandler* ModuleManagerFactory::createModuleManager(const char* directory) {
#if !defined(WIN32)
DIR* dir;
struct dirent* ent;
char fname[PATH_MAX];
IServiceManager* servmgr = XPLC_getServiceManager();
IModuleLoader* loader;
ModuleNode* modules = 0;
if(!servmgr)
return 0;
loader = mutate<IModuleLoader>(servmgr->getObject(XPLC_moduleLoader));
servmgr->release();
if(!loader)
return 0;
dir = opendir(directory);
if(!dir) {
loader->release();
return 0;
}
rewinddir(dir);
while((ent = readdir(dir))) {
IModule* module;
snprintf(fname, PATH_MAX, "%s/%s", directory, ent->d_name);
module = loader->loadModule(fname);
if(module) {
ModuleNode* node = new ModuleNode(module, modules);
if(node)
modules = node;
}
}
loader->release();
closedir(dir);
return new ModuleManager(modules);
#else
intptr_t dir;
_finddata_t ent;
char fname[4096];
char pattern[4096];
IServiceManager* servmgr = XPLC_getServiceManager();
IModuleLoader* loader;
ModuleNode* modules = 0;
if(!servmgr)
return 0;
loader = mutate<IModuleLoader>(servmgr->getObject(XPLC_moduleLoader));
servmgr->release();
if(!loader)
return 0;
snprintf(pattern, sizeof(pattern), "%s/*.*", directory);
dir = _findfirst(pattern, &ent);
if(!dir) {
loader->release();
return 0;
}
do {
IModule* module;
_snprintf(fname, sizeof(fname), "%s/%s", directory, ent.name);
module = loader->loadModule(fname);
if(module) {
ModuleNode* node = new ModuleNode(module, modules);
if(node)
modules = node;
}
} while(_findnext(dir, &ent) == 0);
loader->release();
_findclose(dir);
return new ModuleManager(modules);
#endif
}
ModuleManager::ModuleManager(ModuleNode* aModules):
modules(aModules) {
}
IObject* ModuleManager::getObject(const UUID& cid) {
ModuleNode* node = modules;
while(node) {
IObject* obj = node->module->getObject(cid);
if(obj)
return obj;
node = node->next;
}
return 0;
}
ModuleManager::~ModuleManager() {
ModuleNode* node = modules;
while(node) {
ModuleNode* next = node->next;
delete node;
node = next;
}
}
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