/**
* common_lsm_audit - generic LSM auditing function
* @a: auxiliary audit data
* @pre_audit: lsm-specific pre-audit callback
* @post_audit: lsm-specific post-audit callback
*
* setup the audit buffer for common security information
* uses callback to print LSM specific information
*/
void common_lsm_audit(struct common_audit_data *a,
void (*pre_audit)(struct audit_buffer *, void *),
void (*post_audit)(struct audit_buffer *, void *))
{
struct audit_buffer *ab;
if (a == NULL)
return;
/* we use GFP_ATOMIC so we won't sleep */
ab = audit_log_start(audit_context(), GFP_ATOMIC | __GFP_NOWARN,
AUDIT_AVC);
if (ab == NULL)
return;
if (pre_audit)
pre_audit(ab, a);
dump_common_audit_data(ab, a);
if (post_audit)
post_audit(ab, a);
audit_log_end(ab);
}
void common_lsm_audit(struct common_audit_data *a,
void (*pre_audit)(struct audit_buffer *, void *),
void (*post_audit)(struct audit_buffer *, void *))
{
struct audit_buffer *ab;
if (a == NULL)
return;
ab = audit_log_start(current->audit_context, GFP_ATOMIC, AUDIT_AVC);
if (ab == NULL)
return;
if (pre_audit)
pre_audit(ab, a);
dump_common_audit_data(ab, a);
if (post_audit)
post_audit(ab, a);
audit_log_end(ab);
}