mirror of
https://github.com/topjohnwu/Magisk.git
synced 2025-04-15 14:31:25 +00:00
69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
#include "magiskboot.h"
|
|
|
|
/********************
|
|
Patch Boot Image
|
|
*********************/
|
|
|
|
static void usage(char *arg0) {
|
|
fprintf(stderr, "\n");
|
|
fprintf(stderr, "%s --unpack <bootimage>\n", arg0);
|
|
fprintf(stderr, " Unpack <bootimage> to kernel, ramdisk.cpio, (second), (dtb) into the\n current directory\n\n");
|
|
fprintf(stderr, "%s --repack <bootimage>\n", arg0);
|
|
fprintf(stderr, " Repack kernel, ramdisk.cpio[.ext], second, dtb... from current directory\n");
|
|
fprintf(stderr, " to new-image.img. <bootimage> is the original boot image you've just unpacked.\n");
|
|
fprintf(stderr, " If file ramdisk.cpio exists, it will auto re-compress with the same method\n");
|
|
fprintf(stderr, " used in <bootimage>, or it will attempt to find ramdisk.cpio.[ext], and repack\n");
|
|
fprintf(stderr, " directly with the compressed file\n\n");
|
|
fprintf(stderr, "%s --hexpatch <file> <hexpattern1> <hexpattern2>\n", arg0);
|
|
fprintf(stderr, " Search <hexpattern1> in <file>, and replace with <hexpattern2>\n\n");
|
|
fprintf(stderr, "%s --compress[=method] <file>\n", arg0);
|
|
fprintf(stderr, " Compress <file> with [method], or gzip if not specified.\n Supported methods: " SUP_LIST "\n\n");
|
|
fprintf(stderr, "%s --decompress <file>\n", arg0);
|
|
fprintf(stderr, " Auto check file type, and decompress <file> accordingly\n Supported methods: " SUP_LIST "\n\n");
|
|
fprintf(stderr, "%s --cleanup\n", arg0);
|
|
fprintf(stderr, " Cleanup the current working directory\n\n");
|
|
exit(1);
|
|
}
|
|
|
|
void error(int rc, const char *msg, ...) {
|
|
va_list ap;
|
|
va_start(ap, msg);
|
|
vfprintf(stderr, msg, ap);
|
|
fprintf(stderr,"\n\n");
|
|
va_end(ap);
|
|
exit(rc);
|
|
}
|
|
|
|
int main(int argc, char *argv[]) {
|
|
printf("MagiskBoot (by topjohnwu) - Boot Image Modification Tool\n");
|
|
if (argc < 3) {
|
|
if (strcmp(argv[1], "--cleanup") == 0) {
|
|
cleanup();
|
|
} else {
|
|
usage(argv[0]);
|
|
}
|
|
} else {
|
|
if (strcmp(argv[1], "--unpack") == 0) {
|
|
unpack(argv[2]);
|
|
} else if (strcmp(argv[1], "--repack") == 0) {
|
|
repack(argv[2]);
|
|
} else if (strcmp(argv[1], "--hexpatch") == 0) {
|
|
if (argc < 5)
|
|
usage(argv[0]);
|
|
hexpatch(argv[2], argv[3], argv[4]);
|
|
} else if (strcmp(argv[1], "--decompress") == 0) {
|
|
decomp_file(argv[2]);
|
|
} else if (strstr(argv[1], "--compress") != NULL) {
|
|
char *method;
|
|
method = strchr(argv[1], '=');
|
|
if (method == NULL) method = "gzip";
|
|
else method++;
|
|
comp_file(method, argv[2]);
|
|
} else {
|
|
usage(argv[0]);
|
|
}
|
|
}
|
|
return 0;
|
|
|
|
}
|