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samba-mirror/lib/util/samba_modules.h
Andreas Schneider 91ef234a0a lib:util: Make probing of modules more secure
BUG: https://bugzilla.samba.org/show_bug.cgi?id=12780

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
2017-06-06 18:36:07 +02:00

62 lines
2.2 KiB
C

/*
Unix SMB/CIFS implementation.
Handling of idle/exit events
Copyright (C) Stefan (metze) Metzmacher 2003
Copyright (C) Andrew Bartlett 2011
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 _SAMBA_MODULES_H
#define _SAMBA_MODULES_H
/* Module support */
typedef NTSTATUS (*init_module_fn) (TALLOC_CTX *ctx);
NTSTATUS samba_init_module(TALLOC_CTX *ctx);
/* this needs to be a string which is not in the C library. We
previously used "init_module", but that meant that modules which
did not define this function ended up calling the C library
function init_module() which makes a system call */
#define SAMBA_INIT_MODULE "samba_init_module"
/**
* Obtain the init function from a shared library file.
*
* The handle to dlclose() in case of error is returns in *handle if handle is not NULL
*/
init_module_fn load_module(const char *path, bool is_probe, void **handle);
/**
* Run the specified init functions.
*
* @return true if all functions ran successfully, false otherwise
*/
bool run_init_functions(TALLOC_CTX *ctx, init_module_fn *fns);
/**
* Load the initialization functions from DSO files for a specific subsystem.
*
* Will return an array of function pointers to initialization functions
*/
init_module_fn *load_samba_modules(TALLOC_CTX *mem_ctx, const char *subsystem);
int smb_load_all_modules_absoute_path(const char **modules);
NTSTATUS smb_probe_module(const char *subsystem, const char *module);
NTSTATUS smb_probe_module_absolute_path(const char *module);
NTSTATUS smb_load_module(const char *subsystem, const char *module);
#endif /* _SAMBA_MODULES_H */