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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/x86/kernel/audit_64.c | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/audit_64.c')
| -rw-r--r-- | arch/x86/kernel/audit_64.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/arch/x86/kernel/audit_64.c b/arch/x86/kernel/audit_64.c new file mode 100644 index 000000000..44c3601cf --- /dev/null +++ b/arch/x86/kernel/audit_64.c @@ -0,0 +1,85 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/init.h> +#include <linux/types.h> +#include <linux/audit.h> +#include <asm/unistd.h> +#include <asm/audit.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_IA32_EMULATION + if (arch == AUDIT_ARCH_I386) + return 1; +#endif + return 0; +} + +int audit_classify_syscall(int abi, unsigned syscall) +{ +#ifdef CONFIG_IA32_EMULATION + if (abi == AUDIT_ARCH_I386) + return ia32_classify_syscall(syscall); +#endif + switch(syscall) { + case __NR_open: + return AUDITSC_OPEN; + case __NR_openat: + return AUDITSC_OPENAT; + case __NR_execve: + case __NR_execveat: + return AUDITSC_EXECVE; + case __NR_openat2: + return AUDITSC_OPENAT2; + default: + return AUDITSC_NATIVE; + } +} + +static int __init audit_classes_init(void) +{ +#ifdef CONFIG_IA32_EMULATION + extern __u32 ia32_dir_class[]; + 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; +} + +__initcall(audit_classes_init); |