Magisk/jni/magiskboot/magiskboot.h

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#ifndef _MAGISKBOOT_H_
#define _MAGISKBOOT_H_
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#include <stdio.h>
#include <stdlib.h>
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#include <stdarg.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <string.h>
#include "bootimg.h"
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#include "sha1.h"
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#include "magisk.h"
#include "utils.h"
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#define CHROMEOS_MAGIC "CHROMEOS"
#define ELF32_MAGIC "\x7f""ELF\x01"
#define ELF64_MAGIC "\x7f""ELF\x02"
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#define KERNEL_FILE "kernel"
#define RAMDISK_FILE "ramdisk.cpio"
#define SECOND_FILE "second"
#define DTB_FILE "dtb"
#define NEW_BOOT "new-boot.img"
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#define str(a) #a
#define xstr(a) str(a)
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typedef enum {
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UNKNOWN,
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CHROMEOS,
AOSP,
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ELF32,
ELF64,
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GZIP,
LZOP,
XZ,
LZMA,
BZIP2,
LZ4,
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LZ4_LEGACY,
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MTK
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} file_t;
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typedef enum {
NONE,
RM,
MKDIR,
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ADD,
EXTRACT,
TEST,
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PATCH,
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BACKUP,
RESTORE
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} command_t;
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extern char *SUP_LIST[];
extern char *SUP_EXT_LIST[];
extern file_t SUP_TYPE_LIST[];
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// Global variables
extern unsigned char *kernel, *ramdisk, *second, *dtb, *extra;
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extern boot_img_hdr hdr;
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extern file_t ramdisk_type;
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extern int mtk_kernel, mtk_ramdisk;
// Main entries
void unpack(const char *image);
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void repack(const char* orig_image, const char* out_image);
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void hexpatch(const char *image, const char *from, const char *to);
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void parse_img(unsigned char *orig, size_t size);
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int cpio_commands(const char *command, int argc, char *argv[]);
void cleanup();
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// Compressions
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void gzip(int mode, const char* filename, const unsigned char* buf, size_t size);
void lzma(int mode, const char* filename, const unsigned char* buf, size_t size);
void lz4(int mode, const char* filename, const unsigned char* buf, size_t size);
void bzip2(int mode, const char* filename, const unsigned char* buf, size_t size);
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void lz4_legacy(int mode, const char* filename, const unsigned char* buf, size_t size);
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int comp(file_t type, const char *to, const unsigned char *from, size_t size);
void comp_file(const char *method, const char *from, const char *to);
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int decomp(file_t type, const char *to, const unsigned char *from, size_t size);
void decomp_file(char *from, const char *to);
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// Utils
void mmap_ro(const char *filename, unsigned char **buf, size_t *size);
void mmap_rw(const char *filename, unsigned char **buf, size_t *size);
file_t check_type(const unsigned char *buf);
void write_zero(int fd, size_t size);
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void mem_align(size_t *pos, size_t align);
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void file_align(int fd, size_t align, int out);
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int open_new(const char *filename);
void print_info();
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#endif