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Introduce new root overlay system

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This commit is contained in:
topjohnwu
2019-07-16 01:08:28 -07:00
parent d7b691cf59
commit 7ba8202af5
6 changed files with 169 additions and 59 deletions
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25
native/jni/init/init.h
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@ -10,8 +10,20 @@ struct cmdline {
};
struct raw_data {
void *buf;
size_t sz;
uint8_t *buf = nullptr;
size_t sz = 0;
raw_data() = default;
raw_data(const raw_data&) = delete;
raw_data(raw_data &&d) {
d.buf = buf;
d.sz = sz;
buf = nullptr;
sz = 0;
}
~raw_data() {
free(buf);
}
};
/* *************
@ -41,7 +53,7 @@ public:
class MagiskInit : public BaseInit {
protected:
raw_data self{};
raw_data self;
bool mnt_system = false;
bool mnt_vendor = false;
bool mnt_product = false;
@ -71,9 +83,10 @@ public:
class SARCommon : public MagiskInit {
protected:
raw_data config{};
raw_data config;
dev_t system_dev;
void backup_files();
void patch_rootdir();
public:
SARCommon(char *argv[], cmdline *cmd) : MagiskInit(argv, cmd) {};
@ -90,11 +103,11 @@ public:
class FirstStageInit : public BaseInit {
protected:
void patch_fstab();
void prepare();
public:
FirstStageInit(char *argv[], cmdline *cmd) : BaseInit(argv, cmd) {};
void start() override {
patch_fstab();
prepare();
exec_init("/system/bin/init");
}
};