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samba-mirror/lib/util/capability.c
Jelmer Vernooij caa4e42860 Move lib/util from source4 to top-level libutil.
Conflicts:

	source4/Makefile
2008-10-11 21:05:38 +02:00

104 lines
2.8 KiB
C

/*
Unix SMB/CIFS implementation.
Copyright (C) Andrew Tridgell 1992-1998
Copyright (C) Jeremy Allison 1998-2002
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 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/>.
*/
/**
* @file
* @brief Capabilities functions
**/
/*
capabilities fns - will be needed when we enable kernel oplocks
*/
#include "includes.h"
#include "system/network.h"
#include "system/wait.h"
#include "system/filesys.h"
#if defined(HAVE_IRIX_SPECIFIC_CAPABILITIES)
/**************************************************************************
Try and abstract process capabilities (for systems that have them).
****************************************************************************/
static bool set_process_capability( uint32_t cap_flag, bool enable )
{
if(cap_flag == KERNEL_OPLOCK_CAPABILITY) {
cap_t cap = cap_get_proc();
if (cap == NULL) {
DEBUG(0,("set_process_capability: cap_get_proc failed. Error was %s\n",
strerror(errno)));
return false;
}
if(enable)
cap->cap_effective |= CAP_NETWORK_MGT;
else
cap->cap_effective &= ~CAP_NETWORK_MGT;
if (cap_set_proc(cap) == -1) {
DEBUG(0,("set_process_capability: cap_set_proc failed. Error was %s\n",
strerror(errno)));
cap_free(cap);
return false;
}
cap_free(cap);
DEBUG(10,("set_process_capability: Set KERNEL_OPLOCK_CAPABILITY.\n"));
}
return true;
}
/**************************************************************************
Try and abstract inherited process capabilities (for systems that have them).
****************************************************************************/
static bool set_inherited_process_capability( uint32_t cap_flag, bool enable )
{
if(cap_flag == KERNEL_OPLOCK_CAPABILITY) {
cap_t cap = cap_get_proc();
if (cap == NULL) {
DEBUG(0,("set_inherited_process_capability: cap_get_proc failed. Error was %s\n",
strerror(errno)));
return false;
}
if(enable)
cap->cap_inheritable |= CAP_NETWORK_MGT;
else
cap->cap_inheritable &= ~CAP_NETWORK_MGT;
if (cap_set_proc(cap) == -1) {
DEBUG(0,("set_inherited_process_capability: cap_set_proc failed. Error was %s\n",
strerror(errno)));
cap_free(cap);
return false;
}
cap_free(cap);
DEBUG(10,("set_inherited_process_capability: Set KERNEL_OPLOCK_CAPABILITY.\n"));
}
return true;
}
#endif