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/*
Unix SMB/CIFS implementation.
Loadable san module interface.
Copyright (C) Jelmer Vernooij 2002
Copyright (C) Andrew Bartlett 2002
Copyright (C) Stefan (metze) Metzmacher 2002
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_SAM
NTSTATUS sam_init_plugin(SAM_CONTEXT *sam_context, SAM_METHODS **sam_method, const char *location)
{
void * dl_handle;
char *plugin_location, *plugin_name, *p;
sam_init_function plugin_init;
int (*plugin_version)(void);
if (location == NULL) {
DEBUG(0, ("The plugin module needs an argument!\n"));
return NT_STATUS_UNSUCCESSFUL;
}
plugin_name = smb_xstrdup(location);
p = strchr(plugin_name, ':');
if (p) {
*p = 0;
plugin_location = p+1;
trim_string(plugin_location, " ", " ");
} else plugin_location = NULL;
trim_string(plugin_name, " ", " ");
DEBUG(5, ("Trying to load sam plugin %s\n", plugin_name));
dl_handle = sys_dlopen(plugin_name, RTLD_NOW);
if (!dl_handle) {
DEBUG(0, ("Failed to load sam plugin %s using sys_dlopen (%s)\n", plugin_name, sys_dlerror()));
return NT_STATUS_UNSUCCESSFUL;
}
plugin_version = sys_dlsym(dl_handle, "sam_version");
if (!plugin_version) {
sys_dlclose(dl_handle);
DEBUG(0, ("Failed to find function 'sam_version' using sys_dlsym in sam plugin %s (%s)\n", plugin_name, sys_dlerror()));
return NT_STATUS_UNSUCCESSFUL;
}
if (plugin_version()!=SAM_INTERFACE_VERSION) {
sys_dlclose(dl_handle);
DEBUG(0, ("Wrong SAM_INTERFACE_VERSION! sam plugin has version %d and version %d is needed! Please update!\n",
plugin_version(),SAM_INTERFACE_VERSION));
return NT_STATUS_UNSUCCESSFUL;
}
plugin_init = sys_dlsym(dl_handle, "sam_init");
if (!plugin_init) {
sys_dlclose(dl_handle);
DEBUG(0, ("Failed to find function 'sam_init' using sys_dlsym in sam plugin %s (%s)\n", plugin_name, sys_dlerror()));
return NT_STATUS_UNSUCCESSFUL;
}
DEBUG(5, ("Starting sam plugin %s with location %s\n", plugin_name, plugin_location));
return plugin_init(sam_context, sam_method, plugin_location);
}
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