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Commit f6bc0c1c authored by Al Viro's avatar Al Viro
Browse files

[PATCH] sparc64 audit syscall classes hookup 



... that should do it for all targets; the only remaining issues are
mips (currently treated as non-biarch) and handling of other OS
emulations (OSF/SunOS/Solaris/???).  The latter would need to be
assigned new AUDIT_ARCH_... ABI numbers anyway...

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent e65e1fc2

arch/sparc64/Kconfig

+4 −0
Original line number Diff line number Diff line
@@ -34,6 +34,10 @@ config ARCH_MAY_HAVE_PC_FDC 
	bool

	default y



config AUDIT_ARCH

	bool

	default y



choice

	prompt "Kernel page size"

	default SPARC64_PAGE_SIZE_8KB

arch/sparc64/kernel/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -25,6 +25,9 @@ obj-$(CONFIG_MODULES) += module.o 
obj-$(CONFIG_US3_FREQ) += us3_cpufreq.o

obj-$(CONFIG_US2E_FREQ) += us2e_cpufreq.o

obj-$(CONFIG_KPROBES) += kprobes.o

obj-$(CONFIG_AUDIT) += audit.o

obj-$(CONFIG_AUDIT)$(CONFIG_SPARC32_COMPAT) += compat_audit.o

obj-y += $(obj-yy)



ifdef CONFIG_SUNOS_EMUL

  obj-y += sys_sunos32.o sunos_ioctl32.o

arch/sparc64/kernel/audit.c

0 → 100644
+66 −0
Original line number Diff line number Diff line 
#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

};



int audit_classify_syscall(int abi, unsigned syscall)

{

#ifdef CONFIG_SPARC32_COMPAT

	extern int sparc32_classify_syscall(unsigned);

	if (abi == AUDIT_ARCH_SPARC)

		return sparc32_classify_syscall(syscall);

#endif

	switch(syscall) {

	case __NR_open:

		return 2;

	case __NR_openat:

		return 3;

	case __NR_socketcall:

		return 4;

	case __NR_execve:

		return 5;

	default:

		return 0;

	}

}



static int __init audit_classes_init(void)

{

#ifdef CONFIG_SPARC32_COMPAT

	extern __u32 sparc32_dir_class[];

	extern __u32 sparc32_write_class[];

	extern __u32 sparc32_read_class[];

	extern __u32 sparc32_chattr_class[];

	audit_register_class(AUDIT_CLASS_WRITE_32, sparc32_write_class);

	audit_register_class(AUDIT_CLASS_READ_32, sparc32_read_class);

	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, sparc32_dir_class);

	audit_register_class(AUDIT_CLASS_CHATTR_32, sparc32_chattr_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);

	return 0;

}



__initcall(audit_classes_init);

arch/sparc64/kernel/compat_audit.c

0 → 100644
+37 −0
Original line number Diff line number Diff line 
#include <asm-sparc/unistd.h>



unsigned sparc32_dir_class[] = {

#include <asm-generic/audit_dir_write.h>

~0U

};



unsigned sparc32_chattr_class[] = {

#include <asm-generic/audit_change_attr.h>

~0U

};



unsigned sparc32_write_class[] = {

#include <asm-generic/audit_write.h>

~0U

};



unsigned sparc32_read_class[] = {

#include <asm-generic/audit_read.h>

~0U

};



int sparc32_classify_syscall(unsigned syscall)

{

	switch(syscall) {

	case __NR_open:

		return 2;

	case __NR_openat:

		return 3;

	case __NR_socketcall:

		return 4;

	case __NR_execve:

		return 5;

	default:

		return 1;

	}

}