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kernel: Restore the sequence of sulog logs

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ShirkNeko
2025-10-23 21:48:55 +08:00
parent d3f8c128da
commit 4b86989bf9
3 changed files with 70 additions and 111 deletions
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46
kernel/sulog.h
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@@ -3,19 +3,51 @@
#include <linux/types.h>
extern struct timezone sys_tz;
#define SULOG_PATH "/data/adb/ksu/log/sulog.log"
#define SULOG_OLD_PATH "/data/adb/ksu/log/sulog.log.old"
#define SULOG_MAX_SIZE (128 * 1024 * 1024) // 128MB
#define SULOG_ENTRY_MAX_LEN 512
#define SULOG_COMM_LEN 256
#define DEDUP_SECS 10
struct dedup_key {
u32 crc;
uid_t uid;
u8 type;
u8 _pad[1];
};
struct dedup_entry {
struct dedup_key key;
u64 ts_ns;
};
enum {
DEDUP_SU_GRANT = 0,
DEDUP_SU_ATTEMPT,
DEDUP_PERM_CHECK,
DEDUP_MANAGER_OP,
DEDUP_SYSCALL,
};
static inline u32 dedup_calc_hash(const char *content, size_t len)
{
return crc32(0, content, len);
}
struct sulog_entry {
struct list_head list;
char content[SULOG_ENTRY_MAX_LEN];
};
void ksu_sulog_report_su_grant(uid_t uid, const char *comm, const char *method);
void ksu_sulog_report_su_attempt(uid_t uid, const char *comm, const char *target_path, bool success);
void ksu_sulog_report_permission_check(uid_t uid, const char *comm, bool allowed);
void ksu_sulog_report_manager_operation(const char *operation, uid_t manager_uid, uid_t target_uid);
void ksu_sulog_report_syscall(uid_t uid, const char *comm, const char *syscall, const char *args);
void ksu_sulog_set_enabled(bool enabled);
bool ksu_sulog_is_enabled(void);
int ksu_sulog_init(void);
void ksu_sulog_exit(void);