Magisk/native/jni/su/su.h
2019-07-07 12:20:19 -07:00

73 lines
1.4 KiB
C++

#pragma once
#include <sys/types.h>
#include <sys/stat.h>
#include <memory>
#include <db.h>
#define DEFAULT_SHELL "/system/bin/sh"
// Constants for atty
#define ATTY_IN (1 << 0)
#define ATTY_OUT (1 << 1)
#define ATTY_ERR (1 << 2)
class su_info {
public:
/* Unique key */
const unsigned uid;
/* These should be guarded with internal lock */
db_settings cfg;
db_strings str;
su_access access;
struct stat mgr_st;
/* This should be guarded with global cache lock */
long timestamp;
su_info(unsigned uid = 0);
~su_info();
void lock();
void unlock();
bool is_fresh();
void refresh();
private:
pthread_mutex_t _lock; /* Internal lock */
};
struct su_req_base {
unsigned uid = UID_ROOT;
bool login = false;
bool keepenv = false;
bool mount_master = false;
} __attribute__((packed));
struct su_request : public su_req_base {
const char *shell = DEFAULT_SHELL;
const char *command = "";
su_request(bool dyn = false) : dyn(dyn) {}
~su_request() {
if (dyn) {
free(const_cast<char*>(shell));
free(const_cast<char*>(command));
}
}
private:
bool dyn;
} __attribute__((packed));
struct su_context {
std::shared_ptr<su_info> info;
su_request req;
pid_t pid;
};
void app_log(const su_context &ctx);
void app_notify(const su_context &ctx);
void app_connect(const char *socket, const std::shared_ptr<su_info> &info);
void socket_send_request(int fd, const std::shared_ptr<su_info> &info);