Magisk/native/jni/include/db.h

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#ifndef DB_H
#define DB_H
#include <sqlite3.h>
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#include <sys/stat.h>
#define db_err(e) db_err_cmd(e, )
#define db_err_cmd(e, cmd) if (e) { \
LOGE("sqlite3_exec: %s\n", e); \
sqlite3_free(e); \
cmd;\
}
/***************
* DB Settings *
***************/
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#define DB_SETTING_KEYS \
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((const char *[]) { \
"root_access", \
"multiuser_mode", \
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"mnt_ns", \
"magiskhide", \
})
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#define DB_SETTINGS_NUM 4
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// Settings keys
enum {
ROOT_ACCESS = 0,
SU_MULTIUSER_MODE,
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SU_MNT_NS,
HIDE_CONFIG
};
// Values for root_access
enum {
ROOT_ACCESS_DISABLED = 0,
ROOT_ACCESS_APPS_ONLY,
ROOT_ACCESS_ADB_ONLY,
ROOT_ACCESS_APPS_AND_ADB
};
// Values for multiuser_mode
enum {
MULTIUSER_MODE_OWNER_ONLY = 0,
MULTIUSER_MODE_OWNER_MANAGED,
MULTIUSER_MODE_USER
};
// Values for mnt_ns
enum {
NAMESPACE_MODE_GLOBAL = 0,
NAMESPACE_MODE_REQUESTER,
NAMESPACE_MODE_ISOLATE
};
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class db_settings {
public:
db_settings();
int& operator [](const char *);
const int& operator [](const char *) const;
int& operator [](const int);
const int& operator [](const int) const;
private:
int data[DB_SETTINGS_NUM + 1];
int getKeyIdx(const char *) const;
};
/**************
* DB Strings *
**************/
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#define DB_STRING_KEYS \
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((const char *[]) { \
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"requester", \
})
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#define DB_STRING_NUM 1
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// Strings keys
enum {
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SU_MANAGER = 0
};
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class db_strings {
public:
db_strings();
char * operator [](const char *);
const char * operator [](const char *) const;
char * operator [](const int);
const char * operator [](const int) const;
private:
char data[DB_STRING_NUM + 1][128];
int getKeyIdx(const char *) const;
};
/*************
* SU Access *
*************/
typedef enum {
QUERY = 0,
DENY = 1,
ALLOW = 2,
} policy_t;
struct su_access {
policy_t policy;
int log;
int notify;
};
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#define DEFAULT_SU_ACCESS (su_access) { \
.policy = QUERY, \
.log = 1, \
.notify = 1 \
}
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#define SILENT_SU_ACCESS (su_access) { \
.policy = ALLOW, \
.log = 0, \
.notify = 0 \
}
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#define NO_SU_ACCESS (su_access) { \
.policy = DENY, \
.log = 0, \
.notify = 0 \
}
/********************
* Public Functions *
********************/
sqlite3 *get_magiskdb(sqlite3 *&db);
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int get_db_settings(db_settings *dbs, int key = -1);
int get_db_strings(db_strings *str, int key = -1);
int get_uid_policy(int uid, struct su_access *su);
int validate_manager(char *alt_pkg, int userid, struct stat *st);
void exec_sql(int client);
char *db_exec(const char *sql, int (*cb)(void *, int, char**, char**) = nullptr, void *v = nullptr);
#endif //DB_H