kernel: Rewrite the kernel source code (#554)

* clean unused header

* on_module_mounted in ksud.c

* refact: use app_profile

* unified hook manager

* add zygote to hook target

* move reboot hook to supercall.c

* refactor: kernel_umount setuid_hook

* update mark rules, add init mark tracker

* remove reboot from check_syscall_fastpath

* update setuid_hook, remove uneeded sucompat enable

* log freely

* kernel: Migrate kprobe hook configuration items

* kernel: fix build

* cli: add ksud debug mark

* Fix rustfmt warning

---------

Co-authored-by: Ylarod <me@ylarod.cn>
Co-authored-by: Wang Han <416810799@qq.com>
Co-authored-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
This commit is contained in:
ShirkNeko
2025-11-09 01:14:26 +08:00
parent 678c00cad9
commit af4b502631
27 changed files with 1567 additions and 1374 deletions

View File

@@ -4,6 +4,7 @@
#include <linux/types.h>
#include <linux/ioctl.h>
#include "ksu.h"
#include "app_profile.h"
#ifdef CONFIG_KPM
#include "kpm/kpm.h"
@@ -82,6 +83,17 @@ struct ksu_get_wrapper_fd_cmd {
__u32 flags; // Input: flags of userspace fd
};
struct ksu_manage_mark_cmd {
__u32 operation; // Input: KSU_MARK_*
__s32 pid; // Input: target pid (0 for all processes)
__u32 result; // Output: for get operation - mark status or reg_count
};
#define KSU_MARK_GET 1
#define KSU_MARK_MARK 2
#define KSU_MARK_UNMARK 3
#define KSU_MARK_REFRESH 4
// Other command structures
struct ksu_get_full_version_cmd {
char version_full[KSU_FULL_VERSION_STRING]; // Output: full version string
@@ -134,6 +146,7 @@ struct ksu_manual_su_cmd {
#define KSU_IOCTL_GET_FEATURE _IOC(_IOC_READ|_IOC_WRITE, 'K', 13, 0)
#define KSU_IOCTL_SET_FEATURE _IOC(_IOC_WRITE, 'K', 14, 0)
#define KSU_IOCTL_GET_WRAPPER_FD _IOC(_IOC_WRITE, 'K', 15, 0)
#define KSU_IOCTL_MANAGE_MARK _IOC(_IOC_READ|_IOC_WRITE, 'K', 16, 0)
// Other IOCTL command definitions
#define KSU_IOCTL_GET_FULL_VERSION _IOC(_IOC_READ, 'K', 100, 0)
#define KSU_IOCTL_HOOK_TYPE _IOC(_IOC_READ, 'K', 101, 0)
@@ -160,6 +173,7 @@ struct ksu_ioctl_cmd_map {
// Install KSU fd to current process
int ksu_install_fd(void);
void ksu_supercalls_init();
void ksu_supercalls_init(void);
void ksu_supercalls_exit(void);
#endif // __KSU_H_SUPERCALLS