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parisc: add kernel audit feature

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Implement missing functions for parisc to provide kernel audit feature.

Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller
2013-10-15 19:25:46 +02:00
parent 61dbbaeb86
commit 527973c840
8 changed files with 157 additions and 5 deletions
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81
arch/parisc/kernel/audit.c Normal file
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#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
#include <asm/unistd.h>
static unsigned dir_class[] = {
#include <asm-generic/audit_dir_write.h>
~0U
};
static unsigned read_class[] = {
#include <asm-generic/audit_read.h>
~0U
};
static unsigned write_class[] = {
#include <asm-generic/audit_write.h>
~0U
};
static unsigned chattr_class[] = {
#include <asm-generic/audit_change_attr.h>
~0U
};
static unsigned signal_class[] = {
#include <asm-generic/audit_signal.h>
~0U
};
int audit_classify_arch(int arch)
{
#ifdef CONFIG_COMPAT
if (arch == AUDIT_ARCH_PARISC)
return 1;
#endif
return 0;
}
int audit_classify_syscall(int abi, unsigned syscall)
{
#ifdef CONFIG_COMPAT
extern int parisc32_classify_syscall(unsigned);
if (abi == AUDIT_ARCH_PARISC)
return parisc32_classify_syscall(syscall);
#endif
switch (syscall) {
case __NR_open:
return 2;
case __NR_openat:
return 3;
case __NR_execve:
return 5;
default:
return 0;
}
}
static int __init audit_classes_init(void)
{
#ifdef CONFIG_COMPAT
extern __u32 parisc32_dir_class[];
extern __u32 parisc32_write_class[];
extern __u32 parisc32_read_class[];
extern __u32 parisc32_chattr_class[];
extern __u32 parisc32_signal_class[];
audit_register_class(AUDIT_CLASS_WRITE_32, parisc32_write_class);
audit_register_class(AUDIT_CLASS_READ_32, parisc32_read_class);
audit_register_class(AUDIT_CLASS_DIR_WRITE_32, parisc32_dir_class);
audit_register_class(AUDIT_CLASS_CHATTR_32, parisc32_chattr_class);
audit_register_class(AUDIT_CLASS_SIGNAL_32, parisc32_signal_class);
#endif
audit_register_class(AUDIT_CLASS_WRITE, write_class);
audit_register_class(AUDIT_CLASS_READ, read_class);
audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
return 0;
}
__initcall(audit_classes_init);