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Added module loading capabilities

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Added basic module loading capabilities.
Created very basic modules

Signed-off-by: Gergely Polonkai (W00d5t0ck) <polesz@w00d5t0ck.info>
This commit is contained in:
Gergely Polonkai (W00d5t0ck)
2011-01-26 17:54:57 +01:00
parent 4da2c703dc
commit 8216a42444
11 changed files with 188 additions and 6 deletions
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1
src/Makefile.am
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@@ -1,3 +1,4 @@
bin_PROGRAMS = wxmppd
wxmppd_SOURCES = wxmppd.c configfiles.c modules.c
AM_CFLAGS = -Wall -O2
AM_CPPFLAGS = -DSYSCONFDIR='"$(sysconfdir)"' -DLIBDIR='"$(libdir)"'

12
src/module.h Normal file
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@@ -0,0 +1,12 @@
#ifndef __WXMPPD_MODULE_H
# define __WXMPPD_MODULE_H
typedef int * (*funcptr) ();
typedef struct _wxmppd_module_data_t {
char *name;
char *description;
funcptr *load_func;
} wxmppd_module_data_t;
#endif /* __WXMPPD_MODULE_H */

76
src/modules.c
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@@ -1,11 +1,85 @@
/* wXMPPd - (Trying to be) full featured XMPP daemon
* Copyright (C) 2011 Gergely Polonkai
*
* 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/>.
*/
#include <stdio.h>
#include <glib.h>
#include <gmodule.h>
#include "wxmppd.h"
#include "modules.h"
#include "module.h"
funcptr wxmppd_functionTable[] = {
};
static void
loadModuleFromList(gpointer data, gpointer user_data)
{
(void)wxmppd_loadModule((char *)data, FALSE);
}
int
wxmppd_setActiveModules(void)
{
g_slist_foreach(activeConfig->modules_to_load, loadModuleFromList, NULL);
}
int
wxmppd_loadModule(char *moduleName, gboolean dryRun)
{
printf("Will load module %s\n", moduleName);
gchar *moduleFile;
GModule *module;
wxmppd_module_data_t *module_data;
moduleFile = g_strdup_printf("%s/lib%s.so", activeConfig->modules_dir, moduleName);
if ((module = g_module_open(moduleFile, G_MODULE_BIND_LAZY)) == NULL)
{
g_printf("Unable to load module: %s\n", g_module_error());
return 1;
}
if (!g_module_symbol(module, "module_data", (gpointer *)&module_data))
{
g_printf("Bad module: %s\n", g_module_error());
if (!g_module_close(module))
{
g_printf("Unable to close module: %s\n", g_module_error());
}
return 1;
}
if (module_data == NULL)
{
g_printf("Bad module, it contains no module data structure!\n");
if (!g_module_close(module))
{
g_printf("Unable to close module: %s\n", g_module_error());
}
return 1;
}
printf("Loaded module named '%s'\n", module_data->name);
if (!g_module_close(module))
{
g_printf("Unable to close module: %s\n", g_module_error());
}
}

17
src/modules.h
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@@ -1,3 +1,20 @@
/* wXMPPd - (Trying to be) full featured XMPP daemon
* Copyright (C) 2011 Gergely Polonkai
*
* 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/>.
*/
#ifndef __WXMPPD_MODULES_H
# define __WXMPPD_MODULES_H