diff options
| -rw-r--r-- | source4/lib/capability.c | 112 | ||||
| -rw-r--r-- | source4/lib/system.c | 81 |
2 files changed, 112 insertions, 81 deletions
diff --git a/source4/lib/capability.c b/source4/lib/capability.c new file mode 100644 index 0000000000..0cebd33303 --- /dev/null +++ b/source4/lib/capability.c @@ -0,0 +1,112 @@ +/* + 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 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. +*/ + +/* + 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 + +/**************************************************************************** + Gain the oplock capability from the kernel if possible. +****************************************************************************/ + +void oplock_set_capability(BOOL this_process, BOOL inherit) +{ +#if HAVE_KERNEL_OPLOCKS_IRIX + set_process_capability(KERNEL_OPLOCK_CAPABILITY,this_process); + set_inherited_process_capability(KERNEL_OPLOCK_CAPABILITY,inherit); +#endif +} + diff --git a/source4/lib/system.c b/source4/lib/system.c index 1e986497e4..9fa71c449a 100644 --- a/source4/lib/system.c +++ b/source4/lib/system.c @@ -181,87 +181,6 @@ struct hostent *sys_gethostbyname(const char *name) } -#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 - -/**************************************************************************** - Gain the oplock capability from the kernel if possible. -****************************************************************************/ - -void oplock_set_capability(BOOL this_process, BOOL inherit) -{ -#if HAVE_KERNEL_OPLOCKS_IRIX - set_process_capability(KERNEL_OPLOCK_CAPABILITY,this_process); - set_inherited_process_capability(KERNEL_OPLOCK_CAPABILITY,inherit); -#endif -} - /************************************************************************** Wrapper for random(). ****************************************************************************/ |