[PATCH 1/2] add SIGNAL syscall class

Add a syscall class for sending signals. Signed-off-by: Amy Griffis <amy.griffis(a)hp.com&gt; --- arch/ia64/ia32/audit.c | 5 +++++ arch/ia64/kernel/audit.c | 8 ++++++++ arch/powerpc/kernel/audit.c | 8 ++++++++ arch/s390/kernel/audit.c | 8 ++++++++ arch/sparc64/kernel/audit.c | 8 ++++++++ arch/x86_64/ia32/audit.c | 5 +++++ arch/x86_64/kernel/audit.c | 8 ++++++++ include/asm-generic/audit_signal.h | 3 +++ include/linux/audit.h | 2 ++ lib/audit.c | 6 ++++++ 10 files changed, 61 insertions(+), 0 deletions(-) diff --git a/arch/ia64/ia32/audit.c b/arch/ia64/ia32/audit.c index 92d7d0c..8850fe4 100644 --- a/arch/ia64/ia32/audit.c +++ b/arch/ia64/ia32/audit.c @@ -20,6 +20,11 @@ unsigned ia32_read_class[] = { ~0U }; +unsigned ia32_signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int ia32_classify_syscall(unsigned syscall) { switch(syscall) { diff --git a/arch/ia64/kernel/audit.c b/arch/ia64/kernel/audit.c index 0468255..538312a 100644 --- a/arch/ia64/kernel/audit.c +++ b/arch/ia64/kernel/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_IA32_SUPPORT @@ -49,15 +54,18 @@ static int __init audit_classes_init(void) extern __u32 ia32_write_class[]; extern __u32 ia32_read_class[]; extern __u32 ia32_chattr_class[]; + extern __u32 ia32_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class); audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class); audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class); + audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_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; } diff --git a/arch/powerpc/kernel/audit.c b/arch/powerpc/kernel/audit.c index 7fe5e63..66d54ba 100644 --- a/arch/powerpc/kernel/audit.c +++ b/arch/powerpc/kernel/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_PPC64 @@ -51,15 +56,18 @@ static int __init audit_classes_init(void) extern __u32 ppc32_write_class[]; extern __u32 ppc32_read_class[]; extern __u32 ppc32_chattr_class[]; + extern __u32 ppc32_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, ppc32_write_class); audit_register_class(AUDIT_CLASS_READ_32, ppc32_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ppc32_dir_class); audit_register_class(AUDIT_CLASS_CHATTR_32, ppc32_chattr_class); + audit_register_class(AUDIT_CLASS_SIGNAL_32, ppc32_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; } diff --git a/arch/s390/kernel/audit.c b/arch/s390/kernel/audit.c index 0741d91..7affafe 100644 --- a/arch/s390/kernel/audit.c +++ b/arch/s390/kernel/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_COMPAT @@ -51,15 +56,18 @@ static int __init audit_classes_init(void) extern __u32 s390_write_class[]; extern __u32 s390_read_class[]; extern __u32 s390_chattr_class[]; + extern __u32 s390_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, s390_write_class); audit_register_class(AUDIT_CLASS_READ_32, s390_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, s390_dir_class); audit_register_class(AUDIT_CLASS_CHATTR_32, s390_chattr_class); + audit_register_class(AUDIT_CLASS_SIGNAL_32, s390_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; } diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c index aef19cc..d57a9da 100644 --- a/arch/sparc64/kernel/audit.c +++ b/arch/sparc64/kernel/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_SPARC32_COMPAT @@ -51,15 +56,18 @@ static int __init audit_classes_init(void) extern __u32 sparc32_write_class[]; extern __u32 sparc32_read_class[]; extern __u32 sparc32_chattr_class[]; + extern __u32 sparc32_signal_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); + audit_register_class(AUDIT_CLASS_SIGNAL_32, sparc32_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; } diff --git a/arch/x86_64/ia32/audit.c b/arch/x86_64/ia32/audit.c index 92d7d0c..8850fe4 100644 --- a/arch/x86_64/ia32/audit.c +++ b/arch/x86_64/ia32/audit.c @@ -20,6 +20,11 @@ unsigned ia32_read_class[] = { ~0U }; +unsigned ia32_signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int ia32_classify_syscall(unsigned syscall) { switch(syscall) { diff --git a/arch/x86_64/kernel/audit.c b/arch/x86_64/kernel/audit.c index 21f3338..b970de6 100644 --- a/arch/x86_64/kernel/audit.c +++ b/arch/x86_64/kernel/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { #ifdef CONFIG_IA32_EMULATION @@ -49,15 +54,18 @@ static int __init audit_classes_init(void) extern __u32 ia32_write_class[]; extern __u32 ia32_read_class[]; extern __u32 ia32_chattr_class[]; + extern __u32 ia32_signal_class[]; audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class); audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class); audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class); audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class); + audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_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; } diff --git a/include/asm-generic/audit_signal.h b/include/asm-generic/audit_signal.h new file mode 100644 index 0000000..6feab7f --- /dev/null +++ b/include/asm-generic/audit_signal.h @@ -0,0 +1,3 @@ +__NR_kill, +__NR_tgkill, +__NR_tkill, diff --git a/include/linux/audit.h b/include/linux/audit.h index aa205cd..0194a9b 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -147,6 +147,8 @@ #define AUDIT_CLASS_READ_32 5 #define AUDIT_CLASS_WRITE 6 #define AUDIT_CLASS_WRITE_32 7 +#define AUDIT_CLASS_SIGNAL 8 +#define AUDIT_CLASS_SIGNAL_32 9 /* This bitmask is used to validate user input. It represents all bits that * are currently used in an audit field constant understood by the kernel. diff --git a/lib/audit.c b/lib/audit.c index 3b1289f..50e9152 100644 --- a/lib/audit.c +++ b/lib/audit.c @@ -23,6 +23,11 @@ static unsigned chattr_class[] = { ~0U }; +static unsigned signal_class[] = { +#include <asm-generic/audit_signal.h> +~0U +}; + int audit_classify_syscall(int abi, unsigned syscall) { switch(syscall) { @@ -49,6 +54,7 @@ static int __init audit_classes_init(void) 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; } -- 1.4.4.4