Rename module core to native

This commit is contained in:
topjohnwu
2018-01-27 09:11:28 +08:00
parent b6f735a8f6
commit 328fc44194
69 changed files with 24 additions and 24 deletions

60
native/jni/include/cpio.h Normal file
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#ifndef _CPIO_H_
#define _CPIO_H_
#include <stdint.h>
#include "vector.h"
typedef struct cpio_entry {
// uint32_t ino;
uint32_t mode;
uint32_t uid;
uint32_t gid;
// uint32_t nlink;
// uint32_t mtime;
uint32_t filesize;
// uint32_t devmajor;
// uint32_t devminor;
// uint32_t rdevmajor;
// uint32_t rdevminor;
// uint32_t namesize;
// uint32_t check;
char *filename;
void *data;
int remove;
} cpio_entry;
typedef struct cpio_newc_header {
char magic[6];
char ino[8];
char mode[8];
char uid[8];
char gid[8];
char nlink[8];
char mtime[8];
char filesize[8];
char devmajor[8];
char devminor[8];
char rdevmajor[8];
char rdevminor[8];
char namesize[8];
char check[8];
} cpio_newc_header;
// Basic cpio functions
void cpio_free(cpio_entry *e);
int cpio_find(struct vector *v, const char *entry);
int cpio_cmp(const void *a, const void *b);
void parse_cpio(struct vector *v, const char *filename);
void dump_cpio(struct vector *v, const char *filename);
void cpio_vec_insert(struct vector *v, cpio_entry *n);
void cpio_vec_destroy(struct vector *v);
void cpio_rm(struct vector *v, int recursive, const char *entry);
void cpio_mkdir(struct vector *v, mode_t mode, const char *entry);
void cpio_ln(struct vector *v, const char *target, const char *entry);
void cpio_add(struct vector *v, mode_t mode, const char *entry, const char *filename);
int cpio_mv(struct vector *v, const char *from, const char *to);
int cpio_extract(struct vector *v, const char *entry, const char *filename);
void cpio_extract_all(struct vector *v);
#endif

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/* daemon.h - Utility functions for daemon-client communication
*/
#ifndef _DAEMON_H_
#define _DAEMON_H_
#include <pthread.h>
#include <sys/un.h>
#include <sys/socket.h>
extern int is_daemon_init, seperate_vendor;
// Commands require connecting to daemon
typedef enum {
DO_NOTHING = 0,
LAUNCH_MAGISKHIDE,
STOP_MAGISKHIDE,
ADD_HIDELIST,
RM_HIDELIST,
LS_HIDELIST,
SUPERUSER,
CHECK_VERSION,
CHECK_VERSION_CODE,
POST_FS,
POST_FS_DATA,
LATE_START,
TEST
} client_request;
// Return codes for daemon
typedef enum {
DAEMON_ERROR = -1,
DAEMON_SUCCESS = 0,
ROOT_REQUIRED,
HIDE_IS_ENABLED,
HIDE_NOT_ENABLED,
HIDE_ITEM_EXIST,
HIDE_ITEM_NOT_EXIST,
} daemon_response;
// daemon.c
void start_daemon();
int connect_daemon();
void auto_start_magiskhide();
void daemon_init();
// socket.c
int setup_socket(struct sockaddr_un *sun);
int recv_fd(int sockfd);
void send_fd(int sockfd, int fd);
int read_int(int fd);
void write_int(int fd, int val);
char* read_string(int fd);
void write_string(int fd, const char* val);
/***************
* Boot Stages *
***************/
void post_fs(int client);
void post_fs_data(int client);
void late_start(int client);
void fix_filecon();
/**************
* MagiskHide *
**************/
void launch_magiskhide(int client);
void stop_magiskhide(int client);
void add_hide_list(int client);
void rm_hide_list(int client);
void ls_hide_list(int client);
/*************
* Superuser *
*************/
void su_daemon_receiver(int client, struct ucred *credential);
#endif

43
native/jni/include/list.h Normal file
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/* list.h - Double link list implementation
*/
#ifndef _LIST_H_
#define _LIST_H_
#include <stddef.h>
struct list_head {
struct list_head *next;
struct list_head *prev;
};
void init_list_head(struct list_head *head);
void list_insert(struct list_head *pos, struct list_head *node);
void list_insert_end(struct list_head *head, struct list_head *node);
struct list_head *list_pop(struct list_head *pos);
struct list_head *list_pop_end(struct list_head *head);
#define list_entry(pos, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (pos); \
(type *)( (char *)__mptr - offsetof(type,member) );})
#define list_for_each(ptr, head, type, member) \
ptr = list_entry((head)->next, type, member); \
for (struct list_head *__ = (head)->next; __ != (head); __ = __->next, ptr = list_entry(__, type, member))
#define list_for_each_r(ptr, head, type, member) \
ptr = list_entry((head)->prev, type, member); \
for (struct list_head *__ = (head)->prev; __ != (head); __ = __->prev, ptr = list_entry(__, type, member))
#define list_destory(head, type, member, func) ({ \
struct list_head *node = head->next; \
while(node != head) { \
node = node->next; \
if (func) func(list_entry(node->prev, line_list, pos)); \
free(list_entry(node->prev, line_list, pos)); \
} \
head->next = head; \
head->prev = head; \
})
#endif

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/* logging.h - Error handling and logging
*/
#ifndef _LOGGING_H_
#define _LOGGING_H_
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#define str(a) #a
#define xstr(a) str(a)
/**************
* No logging *
**************/
#define LOGD(...)
#define LOGI(...)
#define LOGW(...)
#define LOGE(...)
#define PLOGE(...)
/******************
* Daemon logging *
******************/
#ifdef IS_DAEMON
#undef LOGI
#undef LOGW
#undef LOGE
#undef PLOGE
#include <pthread.h>
#include <android/log.h>
#define LOG_TAG "Magisk"
#ifdef MAGISK_DEBUG
#undef LOGD
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)
#endif
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
#define LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
#define PLOGE(fmt, args...) LOGE(fmt " failed with %d: %s", ##args, errno, strerror(errno))
enum {
HIDE_EVENT,
LOG_EVENT,
DEBUG_EVENT
};
struct log_listener {
int fd;
int (*filter) (const char*);
};
extern struct log_listener log_events[];
void monitor_logs();
void start_debug_full_log();
void stop_debug_full_log();
void start_debug_log();
#endif
/********************
* Tools Log & Exit *
********************/
#ifdef XWRAP_EXIT
#undef LOGE
#undef PLOGE
#include <stdio.h>
#define LOGE(...) { fprintf(stderr, __VA_ARGS__); exit(1); }
#define PLOGE(fmt, args...) { fprintf(stderr, fmt " failed with %d: %s\n\n", ##args, errno, strerror(errno)); exit(1); }
#endif
#endif // _LOGGING_H_

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/* magisk.h - Top header
*/
#ifndef _MAGISK_H_
#define _MAGISK_H_
#include "logging.h"
#define MAGISK_VER_STR xstr(MAGISK_VERSION) ":MAGISK"
#define REQUESTOR_DAEMON_PATH "\0MAGISK"
#ifndef ARG_MAX
#define ARG_MAX 4096
#endif
#define LOGFILE "/cache/magisk.log"
#define DEBUG_LOG "/data/adb/magisk_debug.log"
#define UNBLOCKFILE "/dev/.magisk.unblock"
#define PATCHDONE "/dev/.magisk.patch.done"
#define DISABLEFILE "/cache/.disable_magisk"
#define UNINSTALLER "/cache/magisk_uninstaller.sh"
#define CACHEMOUNT "/cache/magisk_mount"
#define MAGISKTMP "/sbin/.core"
#define MIRRDIR MAGISKTMP "/mirror"
#define BBPATH MAGISKTMP "/busybox"
#define MOUNTPOINT MAGISKTMP "/img"
#define COREDIR MOUNTPOINT "/.core"
#define HOSTSFILE COREDIR "/hosts"
#define HIDELIST COREDIR "/hidelist"
#define MAINIMG "/data/adb/magisk.img"
#define DATABIN "/data/adb/magisk"
#define MANAGERAPK DATABIN "/magisk.apk"
#define MAGISKRC "/init.magisk.rc"
// selinuxfs paths
#define SELINUX_PATH "/sys/fs/selinux/"
#define SELINUX_ENFORCE SELINUX_PATH "enforce"
#define SELINUX_POLICY SELINUX_PATH "policy"
#define SELINUX_LOAD SELINUX_PATH "load"
// split policy paths
#define PLAT_POLICY_DIR "/system/etc/selinux/"
#define NONPLAT_POLICY_DIR "/vendor/etc/selinux/"
#define SPLIT_PLAT_CIL PLAT_POLICY_DIR "plat_sepolicy.cil"
#define SPLIT_PLAT_MAPPING PLAT_POLICY_DIR "mapping/%s.cil"
#define SPLIT_PRECOMPILE NONPLAT_POLICY_DIR "precompiled_sepolicy"
#define SPLIT_NONPLAT_VER NONPLAT_POLICY_DIR "plat_sepolicy_vers.txt"
#define MAGISKHIDE_PROP "persist.magisk.hide"
extern char *argv0; /* For changing process name */
#define applet ((char *[]) { "su", "resetprop", "magiskhide", NULL })
#define init_applet ((char *[]) { "magiskpolicy", "supolicy", NULL })
extern int (*applet_main[]) (int, char *[]), (*init_applet_main[]) (int, char *[]);
int create_links(const char *bin, const char *path);
// Multi-call entrypoints
int magiskhide_main(int argc, char *argv[]);
int magiskpolicy_main(int argc, char *argv[]);
int su_client_main(int argc, char *argv[]);
#ifdef __cplusplus
extern "C" {
#endif
int resetprop_main(int argc, char *argv[]);
#ifdef __cplusplus
}
#endif
#endif

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const char magiskrc[] =
// Triggers
"on post-fs\n"
" start logd\n"
" start magisk_pfs\n"
" wait /dev/.magisk.unblock 10\n"
"\n"
"on post-fs-data\n"
" load_persist_props\n"
" rm /dev/.magisk.unblock\n"
" start magisk_pfsd\n"
" wait /dev/.magisk.unblock 10\n"
" rm /dev/.magisk.unblock\n"
"\n"
// Services
"service magisk_daemon /sbin/magisk --daemon\n"
" user root\n"
" seclabel u:r:su:s0\n"
" oneshot\n"
"\n"
"service magisk_pfs /sbin/magisk --post-fs\n"
" user root\n"
" seclabel u:r:su:s0\n"
" oneshot\n"
"\n"
"service magisk_pfsd /sbin/magisk --post-fs-data\n"
" user root\n"
" seclabel u:r:su:s0\n"
" oneshot\n"
"\n"
"service magisk_service /sbin/magisk --service\n"
" class late_start\n"
" user root\n"
" seclabel u:r:su:s0\n"
" oneshot\n"
;

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/* resetprop.h - API for resetprop
*/
#ifndef _RESETPROP_H_
#define _RESETPROP_H_
#ifdef __cplusplus
extern "C" {
#endif
int prop_exist(const char *name);
int setprop(const char *name, const char *value);
int setprop2(const char *name, const char *value, const int trigger);
char *getprop(const char *name);
char *getprop2(const char *name, int persist);
int deleteprop(const char *name);
int deleteprop2(const char *name, const int persist);
int read_prop_file(const char* filename, const int trigger);
void getprop_all(void (*callback)(const char*, const char*));
#ifdef __cplusplus
}
#endif
#endif

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native/jni/include/utils.h Normal file
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/* util.h - Header for all utility functions
*/
#ifndef _UTILS_H_
#define _UTILS_H_
#include <stdio.h>
#include <dirent.h>
#include <pthread.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include "vector.h"
#define UID_SHELL (get_shell_uid())
#define UID_ROOT 0
#define UID_SYSTEM (get_system_uid())
#define UID_RADIO (get_radio_uid())
// xwrap.c
FILE *xfopen(const char *pathname, const char *mode);
FILE *xfdopen(int fd, const char *mode);
#define GET_MACRO(_1, _2, _3, NAME, ...) NAME
#define xopen(...) GET_MACRO(__VA_ARGS__, xopen3, xopen2)(__VA_ARGS__)
int xopen2(const char *pathname, int flags);
int xopen3(const char *pathname, int flags, mode_t mode);
int xopenat(int dirfd, const char *pathname, int flags);
ssize_t xwrite(int fd, const void *buf, size_t count);
ssize_t xread(int fd, void *buf, size_t count);
ssize_t xxread(int fd, void *buf, size_t count);
int xpipe2(int pipefd[2], int flags);
int xsetns(int fd, int nstype);
DIR *xopendir(const char *name);
DIR *xfdopendir(int fd);
struct dirent *xreaddir(DIR *dirp);
pid_t xsetsid();
int xsocket(int domain, int type, int protocol);
int xbind(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
int xconnect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
int xlisten(int sockfd, int backlog);
int xaccept4(int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags);
void *xmalloc(size_t size);
void *xcalloc(size_t nmemb, size_t size);
void *xrealloc(void *ptr, size_t size);
ssize_t xsendmsg(int sockfd, const struct msghdr *msg, int flags);
ssize_t xrecvmsg(int sockfd, struct msghdr *msg, int flags);
int xpthread_create(pthread_t *thread, const pthread_attr_t *attr,
void *(*start_routine) (void *), void *arg);
int xsocketpair(int domain, int type, int protocol, int sv[2]);
int xstat(const char *pathname, struct stat *buf);
int xlstat(const char *pathname, struct stat *buf);
int xdup2(int oldfd, int newfd);
ssize_t xreadlink(const char *pathname, char *buf, size_t bufsiz);
ssize_t xreadlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz);
int xsymlink(const char *target, const char *linkpath);
int xmount(const char *source, const char *target,
const char *filesystemtype, unsigned long mountflags,
const void *data);
int xumount(const char *target);
int xumount2(const char *target, int flags);
int xrename(const char *oldpath, const char *newpath);
int xmkdir(const char *pathname, mode_t mode);
int xmkdirs(const char *pathname, mode_t mode);
int xmkdirat(int dirfd, const char *pathname, mode_t mode);
void *xmmap(void *addr, size_t length, int prot, int flags,
int fd, off_t offset);
ssize_t xsendfile(int out_fd, int in_fd, off_t *offset, size_t count);
pid_t xfork();
// misc.c
#define quit_signals ((int []) { SIGALRM, SIGABRT, SIGHUP, SIGPIPE, SIGQUIT, SIGTERM, SIGINT, 0 })
unsigned get_shell_uid();
unsigned get_system_uid();
unsigned get_radio_uid();
int check_data();
int file_to_vector(const char* filename, struct vector *v);
int vector_to_file(const char* filename, struct vector *v);
ssize_t fdgets(char *buf, size_t size, int fd);
void ps(void (*func)(int));
void ps_filter_proc_name(const char *filter, void (*func)(int));
void unlock_blocks();
void setup_sighandlers(void (*handler)(int));
int exec_command(int err, int *fd, void (*setupenv)(struct vector*), const char *argv0, ...);
int exec_command_sync(char *const argv0, ...);
int bind_mount(const char *from, const char *to);
void get_client_cred(int fd, struct ucred *cred);
int switch_mnt_ns(int pid);
int fork_dont_care();
void wait_till_exists(const char *target);
// file.c
extern char **excl_list;
struct file_attr {
struct stat st;
char con[128];
};
int fd_getpath(int fd, char *path, size_t size);
int mkdirs(const char *pathname, mode_t mode);
void in_order_walk(int dirfd, void (*callback)(int, struct dirent*));
void rm_rf(const char *path);
void frm_rf(int dirfd);
void mv_f(const char *source, const char *destination);
void mv_dir(int src, int dest);
void cp_afc(const char *source, const char *destination);
void clone_dir(int src, int dest);
int getattr(const char *path, struct file_attr *a);
int getattrat(int dirfd, const char *pathname, struct file_attr *a);
int fgetattr(int fd, struct file_attr *a);
int setattr(const char *path, struct file_attr *a);
int setattrat(int dirfd, const char *pathname, struct file_attr *a);
int fsetattr(int fd, struct file_attr *a);
void fclone_attr(const int sourcefd, const int targetfd);
void clone_attr(const char *source, const char *target);
void restorecon(int dirfd, int force);
int mmap_ro(const char *filename, void **buf, size_t *size);
int mmap_rw(const char *filename, void **buf, size_t *size);
void fd_full_read(int fd, void **buf, size_t *size);
void full_read(const char *filename, void **buf, size_t *size);
void full_read_at(int dirfd, const char *filename, void **buf, size_t *size);
void stream_full_read(int fd, void **buf, size_t *size);
void write_zero(int fd, size_t size);
void mem_align(size_t *pos, size_t align);
void file_align(int fd, size_t align, int out);
// img.c
#define round_size(a) ((((a) / 32) + 2) * 32)
#define SOURCE_TMP "/dev/source"
#define TARGET_TMP "/dev/target"
int create_img(const char *img, int size);
int get_img_size(const char *img, int *used, int *total);
int resize_img(const char *img, int size);
char *mount_image(const char *img, const char *target);
void umount_image(const char *target, const char *device);
int merge_img(const char *source, const char *target);
void trim_img(const char *img);
// pattern.c
void patch_init_rc(void **buf, size_t *size);
int patch_verity(void **buf, uint32_t *size, int patch);
void patch_encryption(void **buf, uint32_t *size);
#endif

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/* vector.h - A simple vector implementation in c
*/
#ifndef _VECTOR_H_
#define _VECTOR_H_
#include <sys/types.h>
struct vector {
unsigned size;
unsigned cap;
void **data;
};
void vec_init(struct vector *v);
void vec_push_back(struct vector *v, void *p);
void *vec_pop_back(struct vector *v);
void vec_sort(struct vector *v, int (*compar)(const void *, const void *));
void vec_destroy(struct vector *v);
void vec_deep_destroy(struct vector *v);
struct vector *vec_dup(struct vector *v);
#define vec_size(v) (v)->size
#define vec_cap(v) (v)->cap
#define vec_entry(v) (v)->data
/* Usage: vec_for_each(vector *v, void *e) */
#define vec_for_each(v, e) \
e = v ? (v)->data[0] : NULL; \
for (int _ = 0; v && _ < (v)->size; ++_, e = (v)->data[_])
#define vec_for_each_r(v, e) \
e = (v && (v)->size > 0) ? (v)->data[(v)->size - 1] : NULL; \
for (int _ = ((int) (v)->size) - 1; v && _ >= 0; --_, e = (v)->data[_])
#define vec_cur(v) vec_entry(v)[_]
#endif