From 9c7aa6aa74fa8a5cda36e54cbbe4fffe0214497d Mon Sep 17 00:00:00 2001 From: Steve Grubb Date: Fri, 31 Mar 2006 15:22:49 -0500 Subject: [PATCH] change lspp ipc auditing Hi, The patch below converts IPC auditing to collect sid's and convert to context string only if it needs to output an audit record. This patch depends on the inode audit change patch already being applied. Signed-off-by: Steve Grubb Signed-off-by: Al Viro --- security/dummy.c | 6 ------ security/selinux/exports.c | 11 +++++++++++ security/selinux/hooks.c | 8 -------- 3 files changed, 11 insertions(+), 14 deletions(-) (limited to 'security') diff --git a/security/dummy.c b/security/dummy.c index fd99429278e9..8ccccccc12ac 100644 --- a/security/dummy.c +++ b/security/dummy.c @@ -563,11 +563,6 @@ static int dummy_ipc_permission (struct kern_ipc_perm *ipcp, short flag) return 0; } -static int dummy_ipc_getsecurity(struct kern_ipc_perm *ipcp, void *buffer, size_t size) -{ - return -EOPNOTSUPP; -} - static int dummy_msg_msg_alloc_security (struct msg_msg *msg) { return 0; @@ -976,7 +971,6 @@ void security_fixup_ops (struct security_operations *ops) set_to_dummy_if_null(ops, task_reparent_to_init); set_to_dummy_if_null(ops, task_to_inode); set_to_dummy_if_null(ops, ipc_permission); - set_to_dummy_if_null(ops, ipc_getsecurity); set_to_dummy_if_null(ops, msg_msg_alloc_security); set_to_dummy_if_null(ops, msg_msg_free_security); set_to_dummy_if_null(ops, msg_queue_alloc_security); diff --git a/security/selinux/exports.c b/security/selinux/exports.c index 07ddce7bf374..7357cf247f60 100644 --- a/security/selinux/exports.c +++ b/security/selinux/exports.c @@ -15,6 +15,7 @@ #include #include #include +#include #include "security.h" #include "objsec.h" @@ -50,3 +51,13 @@ void selinux_get_inode_sid(const struct inode *inode, u32 *sid) *sid = 0; } +void selinux_get_ipc_sid(const struct kern_ipc_perm *ipcp, u32 *sid) +{ + if (selinux_enabled) { + struct ipc_security_struct *isec = ipcp->security; + *sid = isec->sid; + return; + } + *sid = 0; +} + diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index b61b9554bc27..3cf368a16448 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -4052,13 +4052,6 @@ static int selinux_ipc_permission(struct kern_ipc_perm *ipcp, short flag) return ipc_has_perm(ipcp, av); } -static int selinux_ipc_getsecurity(struct kern_ipc_perm *ipcp, void *buffer, size_t size) -{ - struct ipc_security_struct *isec = ipcp->security; - - return selinux_getsecurity(isec->sid, buffer, size); -} - /* module stacking operations */ static int selinux_register_security (const char *name, struct security_operations *ops) { @@ -4321,7 +4314,6 @@ static struct security_operations selinux_ops = { .task_to_inode = selinux_task_to_inode, .ipc_permission = selinux_ipc_permission, - .ipc_getsecurity = selinux_ipc_getsecurity, .msg_msg_alloc_security = selinux_msg_msg_alloc_security, .msg_msg_free_security = selinux_msg_msg_free_security, -- cgit v1.2.3