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Various improvements for Magisk installation

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This commit is contained in:
topjohnwu
2017-03-12 18:12:16 +08:00
parent c55aa92d4f
commit 1a3c522c94
6 changed files with 65 additions and 37 deletions
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20
jni/magiskboot/cpio.c
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@@ -266,13 +266,13 @@ static void cpio_extract(const char *entry, const char *filename, vector *v) {
cpio_file *f;
vec_for_each(v, f) {
if (strcmp(f->filename, entry) == 0 && S_ISREG(f->mode)) {
printf("Extracting [%s] to [%s]\n", entry, filename);
printf("Extracting [%s] to [%s]\n\n", entry, filename);
int fd = open_new(filename);
write(fd, f->data, f->filesize);
fchmod(fd, f->mode);
fchown(fd, f->uid, f->gid);
close(fd);
return;
exit(0);
}
}
error(1, "Cannot find the file entry [%s]", entry);
@@ -374,18 +374,17 @@ static void cpio_backup(const char *orig, vector *v) {
cpio_vec_destroy(o);
}
static void cpio_restore(vector *v) {
static int cpio_restore(vector *v) {
cpio_file *f, *n;
int ret = 1;
vec_for_each(v, f) {
if (strstr(f->filename, ".backup") != NULL) {
ret = 0;
f->remove = 1;
if (strcmp(f->filename, ".backup") == 0) continue;
if (strcmp(f->filename, ".backup/.rmlist") == 0) {
int pos = 0;
while(pos < f->filesize) {
for (int pos = 0; pos < f->filesize; pos += strlen(f->data + pos) + 1)
cpio_rm(0, f->data + pos, v);
pos += strlen(f->data + pos) + 1;
}
continue;
}
n = calloc(sizeof(*n), 1);
@@ -404,10 +403,11 @@ static void cpio_restore(vector *v) {
cpio_rm(0, "sbin/magic_mask.sh", v);
cpio_rm(0, "init.magisk.rc", v);
cpio_rm(0, "magisk", v);
return ret;
}
int cpio_commands(const char *command, int argc, char *argv[]) {
int recursive = 0;
int recursive = 0, ret = 0;
command_t cmd;
char *incpio = argv[0];
++argv;
@@ -453,7 +453,7 @@ int cpio_commands(const char *command, int argc, char *argv[]) {
cpio_forceencrypt(&v);
break;
case RESTORE:
cpio_restore(&v);
ret = cpio_restore(&v);
break;
case BACKUP:
cpio_backup(argv[0], &v);
@@ -475,5 +475,5 @@ int cpio_commands(const char *command, int argc, char *argv[]) {
}
dump_cpio(incpio, &v);
cpio_vec_destroy(&v);
return 0;
exit(ret);
}