diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile index ab98fc21a541..5427a842e841 100644 --- a/arch/i386/kernel/Makefile +++ b/arch/i386/kernel/Makefile @@ -39,7 +39,6 @@ obj-$(CONFIG_VM86) += vm86.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o obj-$(CONFIG_HPET_TIMER) += hpet.o obj-$(CONFIG_K8_NB) += k8.o -obj-$(CONFIG_AUDIT) += audit.o EXTRA_AFLAGS := -traditional diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 674de8943478..db274da7dba1 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -75,6 +75,10 @@ config DMA_IS_NORMAL depends on IA64_SGI_SN2 default y +config AUDIT_ARCH + bool + default y + choice prompt "System type" default IA64_GENERIC diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 4d4b6fb156e1..694b0c63ee50 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -95,6 +95,10 @@ config GENERIC_TBSYNC default y if PPC32 && SMP default n +config AUDIT_ARCH + bool + default y + config DEFAULT_UIMAGE bool help diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index ae071a11ce71..2f4f70c4dbb2 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -118,6 +118,10 @@ config SYSVIPC_COMPAT depends on COMPAT && SYSVIPC default y +config AUDIT_ARCH + bool + default y + comment "Code generation options" choice diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 8a36ba8868db..8d8ca716f7a7 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -34,6 +34,10 @@ config ARCH_MAY_HAVE_PC_FDC bool default y +config AUDIT_ARCH + bool + default y + choice prompt "Kernel page size" default SPARC64_PAGE_SIZE_8KB diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile index 86c9fe3f3e4a..e1eabebaed39 100644 --- a/arch/sparc64/kernel/Makefile +++ b/arch/sparc64/kernel/Makefile @@ -25,6 +25,9 @@ obj-$(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 diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c new file mode 100644 index 000000000000..aef19cc27072 --- /dev/null +++ b/arch/sparc64/kernel/audit.c @@ -0,0 +1,66 @@ +#include +#include +#include +#include + +static unsigned dir_class[] = { +#include +~0U +}; + +static unsigned read_class[] = { +#include +~0U +}; + +static unsigned write_class[] = { +#include +~0U +}; + +static unsigned chattr_class[] = { +#include +~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); diff --git a/arch/sparc64/kernel/compat_audit.c b/arch/sparc64/kernel/compat_audit.c new file mode 100644 index 000000000000..cca96c91b780 --- /dev/null +++ b/arch/sparc64/kernel/compat_audit.c @@ -0,0 +1,37 @@ +#include + +unsigned sparc32_dir_class[] = { +#include +~0U +}; + +unsigned sparc32_chattr_class[] = { +#include +~0U +}; + +unsigned sparc32_write_class[] = { +#include +~0U +}; + +unsigned sparc32_read_class[] = { +#include +~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; + } +} diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index 28df7d88ce2c..6cd4878625f1 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -85,6 +85,10 @@ config DMI bool default y +config AUDIT_ARCH + bool + default y + source "init/Kconfig" diff --git a/lib/Kconfig b/lib/Kconfig index f6299342b882..734ce95a93d1 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -38,6 +38,11 @@ config LIBCRC32C require M here. See Castagnoli93. Module will be libcrc32c. +config AUDIT_GENERIC + bool + depends on AUDIT && !AUDIT_ARCH + default y + # # compression support is select'ed if needed # diff --git a/lib/Makefile b/lib/Makefile index be9719ae82d0..ef1d37afbbb6 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -49,6 +49,7 @@ obj-$(CONFIG_TEXTSEARCH_KMP) += ts_kmp.o obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o obj-$(CONFIG_SMP) += percpu_counter.o +obj-$(CONFIG_AUDIT_GENERIC) += audit.o obj-$(CONFIG_SWIOTLB) += swiotlb.o diff --git a/arch/i386/kernel/audit.c b/lib/audit.c similarity index 96% rename from arch/i386/kernel/audit.c rename to lib/audit.c index 3b97cff41549..8c21625ef938 100644 --- a/arch/i386/kernel/audit.c +++ b/lib/audit.c @@ -30,8 +30,10 @@ int audit_classify_syscall(int abi, unsigned syscall) return 2; case __NR_openat: return 3; +#ifdef __NR_socketcall case __NR_socketcall: return 4; +#endif case __NR_execve: return 5; default: