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Administrator
Magisk
Commits
cb8fe707
Commit
cb8fe707
authored
Feb 22, 2019
by
topjohnwu
Browse files
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Plain Diff
Modernize CPIO code
parent
69d10b74
Hide whitespace changes
Inline
Side-by-side
Showing
4 changed files
with
104 additions
and
127 deletions
+104
-127
cpio.cpp
native/jni/magiskboot/cpio.cpp
+48
-64
cpio.h
native/jni/magiskboot/cpio.h
+5
-12
ramdisk.cpp
native/jni/magiskboot/ramdisk.cpp
+50
-51
utils.h
native/jni/utils/include/utils.h
+1
-0
No files found.
native/jni/magiskboot/cpio.cpp
View file @
cb8fe707
...
@@ -3,7 +3,7 @@
...
@@ -3,7 +3,7 @@
#include <string.h>
#include <string.h>
#include <stdlib.h>
#include <stdlib.h>
#include <algorithm>
#include <algorithm>
#include <memory>
#include <utils.h>
#include <utils.h>
#include <logging.h>
#include <logging.h>
...
@@ -30,20 +30,10 @@ static uint32_t x8u(char *hex) {
...
@@ -30,20 +30,10 @@ static uint32_t x8u(char *hex) {
return
val
;
return
val
;
}
}
cpio_entry
::
cpio_entry
(
int
fd
,
cpio_newc_header
&
header
)
{
cpio_entry
::
cpio_entry
(
int
fd
,
cpio_newc_header
&
header
)
// ino = x8u(header.ino);
:
mode
(
x8u
(
header
.
mode
)),
uid
(
x8u
(
header
.
uid
)),
gid
(
x8u
(
header
.
gid
)),
mode
=
x8u
(
header
.
mode
);
filesize
(
x8u
(
header
.
filesize
))
{
uid
=
x8u
(
header
.
uid
);
gid
=
x8u
(
header
.
gid
);
// nlink = x8u(header.nlink);
// mtime = x8u(header.mtime);
filesize
=
x8u
(
header
.
filesize
);
// devmajor = x8u(header.devmajor);
// devminor = x8u(header.devminor);
// rdevmajor = x8u(header.rdevmajor);
// rdevminor = x8u(header.rdevminor);
uint32_t
namesize
=
x8u
(
header
.
namesize
);
uint32_t
namesize
=
x8u
(
header
.
namesize
);
// check = x8u(header.check);
filename
.
resize
(
namesize
-
1
);
filename
.
resize
(
namesize
-
1
);
xxread
(
fd
,
&
filename
[
0
],
namesize
);
xxread
(
fd
,
&
filename
[
0
],
namesize
);
parse_align
();
parse_align
();
...
@@ -63,27 +53,18 @@ cpio::cpio(const char *filename) {
...
@@ -63,27 +53,18 @@ cpio::cpio(const char *filename) {
if
(
fd
<
0
)
return
;
if
(
fd
<
0
)
return
;
fprintf
(
stderr
,
"Loading cpio: [%s]
\n
"
,
filename
);
fprintf
(
stderr
,
"Loading cpio: [%s]
\n
"
,
filename
);
cpio_newc_header
header
;
cpio_newc_header
header
;
cpio_entry
*
entry
;
unique_ptr
<
cpio_entry
>
entry
;
int
i
=
0
;
while
(
xxread
(
fd
,
&
header
,
sizeof
(
cpio_newc_header
))
!=
-
1
)
{
while
(
xxread
(
fd
,
&
header
,
sizeof
(
cpio_newc_header
))
!=
-
1
)
{
entry
=
new
cpio_entry
(
fd
,
header
);
entry
=
std
::
make_unique
<
cpio_entry
>
(
fd
,
header
);
if
(
entry
->
filename
==
"."
||
entry
->
filename
==
".."
||
entry
->
filename
==
"TRAILER!!!"
)
{
if
(
entry
->
filename
==
"."
||
entry
->
filename
==
".."
)
bool
trailer
=
entry
->
filename
[
0
]
==
'T'
;
delete
entry
;
if
(
trailer
)
break
;
continue
;
continue
;
}
if
(
entry
->
filename
==
"TRAILER!!!"
)
arr
.
push_back
(
entry
);
break
;
entries
.
push_back
(
std
::
move
(
entry
));
}
}
close
(
fd
);
close
(
fd
);
}
}
cpio
::~
cpio
()
{
for
(
auto
&
e
:
arr
)
delete
e
;
}
#define dump_align() write_zero(fd, align_off(lseek(fd, 0, SEEK_CUR), 4))
#define dump_align() write_zero(fd, align_off(lseek(fd, 0, SEEK_CUR), 4))
void
cpio
::
dump
(
const
char
*
file
)
{
void
cpio
::
dump
(
const
char
*
file
)
{
fprintf
(
stderr
,
"Dump cpio: [%s]
\n
"
,
file
);
fprintf
(
stderr
,
"Dump cpio: [%s]
\n
"
,
file
);
...
@@ -91,7 +72,7 @@ void cpio::dump(const char *file) {
...
@@ -91,7 +72,7 @@ void cpio::dump(const char *file) {
char
header
[
111
];
char
header
[
111
];
sort
();
sort
();
int
fd
=
creat
(
file
,
0644
);
int
fd
=
creat
(
file
,
0644
);
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
sprintf
(
header
,
"070701%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x"
,
sprintf
(
header
,
"070701%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x%08x"
,
inode
++
,
// e->ino
inode
++
,
// e->ino
e
->
mode
,
e
->
mode
,
...
@@ -125,50 +106,52 @@ void cpio::dump(const char *file) {
...
@@ -125,50 +106,52 @@ void cpio::dump(const char *file) {
}
}
int
cpio
::
find
(
const
char
*
name
)
{
int
cpio
::
find
(
const
char
*
name
)
{
for
(
int
i
=
0
;
i
<
arr
.
size
();
++
i
)
{
for
(
int
i
=
0
;
i
<
entries
.
size
();
++
i
)
{
if
(
!
arr
[
i
])
if
(
!
entries
[
i
])
continue
;
continue
;
if
(
arr
[
i
]
->
filename
==
name
)
if
(
entries
[
i
]
->
filename
==
name
)
return
i
;
return
i
;
}
}
return
-
1
;
return
-
1
;
}
}
void
cpio
::
insert
(
cpio_entry
*
e
)
{
void
cpio
::
insert
(
cpio_entry
*
e
)
{
auto
ue
=
unique_ptr
<
cpio_entry
>
(
e
);
insert
(
ue
);
}
void
cpio
::
insert
(
unique_ptr
<
cpio_entry
>
&
e
)
{
int
i
=
find
(
e
->
filename
.
c_str
());
int
i
=
find
(
e
->
filename
.
c_str
());
if
(
i
>=
0
)
{
if
(
i
>=
0
)
{
delete
arr
[
i
];
entries
[
i
]
=
std
::
move
(
e
);
arr
[
i
]
=
e
;
}
else
{
}
else
{
arr
.
push_back
(
e
);
entries
.
push_back
(
std
::
move
(
e
)
);
}
}
}
}
void
cpio
::
rm
(
const
char
*
name
,
bool
r
)
{
void
cpio
::
rm
(
const
char
*
name
,
bool
r
)
{
size_t
len
=
strlen
(
name
);
size_t
len
=
strlen
(
name
);
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
if
(
!
e
)
if
(
!
e
)
continue
;
continue
;
if
(
e
->
filename
.
compare
(
0
,
len
,
name
)
==
0
&&
if
(
e
->
filename
.
compare
(
0
,
len
,
name
)
==
0
&&
((
r
&&
e
->
filename
[
len
]
==
'/'
)
||
e
->
filename
[
len
]
==
'\0'
))
{
((
r
&&
e
->
filename
[
len
]
==
'/'
)
||
e
->
filename
[
len
]
==
'\0'
))
{
fprintf
(
stderr
,
"Remove [%s]
\n
"
,
e
->
filename
.
c_str
());
fprintf
(
stderr
,
"Remove [%s]
\n
"
,
e
->
filename
.
c_str
());
delete
e
;
e
.
reset
();
e
=
nullptr
;
if
(
!
r
)
return
;
if
(
!
r
)
return
;
}
}
}
}
}
}
void
cpio
::
makedir
(
mode_t
mode
,
const
char
*
name
)
{
void
cpio
::
makedir
(
mode_t
mode
,
const
char
*
name
)
{
auto
e
=
new
cpio_entry
(
name
);
auto
e
=
make_unique
<
cpio_entry
>
(
name
);
e
->
mode
=
S_IFDIR
|
mode
;
e
->
mode
=
S_IFDIR
|
mode
;
insert
(
e
);
insert
(
e
);
fprintf
(
stderr
,
"Create directory [%s] (%04o)
\n
"
,
name
,
mode
);
fprintf
(
stderr
,
"Create directory [%s] (%04o)
\n
"
,
name
,
mode
);
}
}
void
cpio
::
ln
(
const
char
*
target
,
const
char
*
name
)
{
void
cpio
::
ln
(
const
char
*
target
,
const
char
*
name
)
{
auto
e
=
new
cpio_entry
(
name
);
auto
e
=
make_unique
<
cpio_entry
>
(
name
);
e
->
mode
=
S_IFLNK
;
e
->
mode
=
S_IFLNK
;
e
->
filesize
=
strlen
(
target
);
e
->
filesize
=
strlen
(
target
);
e
->
data
=
strdup
(
target
);
e
->
data
=
strdup
(
target
);
...
@@ -177,14 +160,15 @@ void cpio::ln(const char *target, const char *name) {
...
@@ -177,14 +160,15 @@ void cpio::ln(const char *target, const char *name) {
}
}
void
cpio
::
add
(
mode_t
mode
,
const
char
*
name
,
const
char
*
file
)
{
void
cpio
::
add
(
mode_t
mode
,
const
char
*
name
,
const
char
*
file
)
{
int
fd
=
xopen
(
file
,
O_RDONLY
);
void
*
buf
;
auto
e
=
new
cpio_entry
(
name
);
size_t
sz
;
mmap_ro
(
file
,
&
buf
,
&
sz
);
auto
e
=
make_unique
<
cpio_entry
>
(
name
);
e
->
mode
=
S_IFREG
|
mode
;
e
->
mode
=
S_IFREG
|
mode
;
e
->
filesize
=
lseek
(
fd
,
0
,
SEEK_END
);
e
->
filesize
=
sz
;
lseek
(
fd
,
0
,
SEEK_SET
);
e
->
data
=
xmalloc
(
sz
);
e
->
data
=
xmalloc
(
e
->
filesize
);
memcpy
(
e
->
data
,
buf
,
sz
);
xxread
(
fd
,
e
->
data
,
e
->
filesize
);
munmap
(
buf
,
sz
);
close
(
fd
);
insert
(
e
);
insert
(
e
);
fprintf
(
stderr
,
"Add entry [%s] (%04o)
\n
"
,
name
,
mode
);
fprintf
(
stderr
,
"Add entry [%s] (%04o)
\n
"
,
name
,
mode
);
}
}
...
@@ -192,12 +176,10 @@ void cpio::add(mode_t mode, const char *name, const char *file) {
...
@@ -192,12 +176,10 @@ void cpio::add(mode_t mode, const char *name, const char *file) {
bool
cpio
::
mv
(
const
char
*
from
,
const
char
*
to
)
{
bool
cpio
::
mv
(
const
char
*
from
,
const
char
*
to
)
{
int
f
=
find
(
from
),
t
=
find
(
to
);
int
f
=
find
(
from
),
t
=
find
(
to
);
if
(
f
>=
0
)
{
if
(
f
>=
0
)
{
if
(
t
>
0
)
{
if
(
t
>
0
)
delete
arr
[
t
];
entries
[
t
].
reset
();
arr
[
t
]
=
nullptr
;
}
fprintf
(
stderr
,
"Move [%s] -> [%s]
\n
"
,
from
,
to
);
fprintf
(
stderr
,
"Move [%s] -> [%s]
\n
"
,
from
,
to
);
arr
[
f
]
->
filename
=
to
;
entries
[
f
]
->
filename
=
to
;
return
true
;
return
true
;
}
}
fprintf
(
stderr
,
"Cannot find entry %s
\n
"
,
from
);
fprintf
(
stderr
,
"Cannot find entry %s
\n
"
,
from
);
...
@@ -225,16 +207,16 @@ static void extract_entry(cpio_entry *e, const char *file) {
...
@@ -225,16 +207,16 @@ static void extract_entry(cpio_entry *e, const char *file) {
}
}
void
cpio
::
extract
()
{
void
cpio
::
extract
()
{
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
if
(
!
e
)
continue
;
if
(
!
e
)
continue
;
extract_entry
(
e
,
e
->
filename
.
c_str
());
extract_entry
(
e
.
get
()
,
e
->
filename
.
c_str
());
}
}
}
}
bool
cpio
::
extract
(
const
char
*
name
,
const
char
*
file
)
{
bool
cpio
::
extract
(
const
char
*
name
,
const
char
*
file
)
{
int
i
=
find
(
name
);
int
i
=
find
(
name
);
if
(
i
>
0
)
{
if
(
i
>
0
)
{
extract_entry
(
arr
[
i
]
,
file
);
extract_entry
(
entries
[
i
].
get
()
,
file
);
return
true
;
return
true
;
}
}
fprintf
(
stderr
,
"Cannot find the file entry [%s]
\n
"
,
name
);
fprintf
(
stderr
,
"Cannot find the file entry [%s]
\n
"
,
name
);
...
@@ -242,13 +224,15 @@ bool cpio::extract(const char *name, const char *file) {
...
@@ -242,13 +224,15 @@ bool cpio::extract(const char *name, const char *file) {
}
}
void
cpio
::
sort
()
{
void
cpio
::
sort
()
{
std
::
sort
(
arr
.
begin
(),
arr
.
end
(),
[]
(
auto
a
,
auto
b
)
->
bool
{
std
::
sort
(
entries
.
begin
(),
entries
.
end
(),
[]
if
(
a
==
b
||
a
==
nullptr
)
(
const
unique_ptr
<
cpio_entry
>
&
a
,
const
unique_ptr
<
cpio_entry
>
&
b
)
->
bool
{
if
(
a
==
b
||
!
a
)
return
false
;
return
false
;
if
(
b
==
nullptr
)
if
(
!
b
)
return
true
;
return
true
;
return
a
->
filename
.
compare
(
b
->
filename
)
<
0
;
return
a
->
filename
<
b
->
filename
;
});
});
while
(
arr
.
back
()
==
nullptr
)
arr
.
pop_back
();
while
(
!
entries
.
back
())
entries
.
pop_back
();
}
}
native/jni/magiskboot/cpio.h
View file @
cb8fe707
...
@@ -4,6 +4,7 @@
...
@@ -4,6 +4,7 @@
#include <stdint.h>
#include <stdint.h>
#include <vector>
#include <vector>
#include <string>
#include <string>
#include <memory>
struct
cpio_newc_header
{
struct
cpio_newc_header
{
char
magic
[
6
];
char
magic
[
6
];
...
@@ -23,20 +24,12 @@ struct cpio_newc_header {
...
@@ -23,20 +24,12 @@ struct cpio_newc_header {
}
__attribute__
((
packed
));
}
__attribute__
((
packed
));
struct
cpio_entry
{
struct
cpio_entry
{
// uint32_t ino;
uint32_t
mode
=
0
;
uint32_t
mode
=
0
;
uint32_t
uid
=
0
;
uint32_t
uid
=
0
;
uint32_t
gid
=
0
;
uint32_t
gid
=
0
;
// uint32_t nlink;
// uint32_t mtime;
uint32_t
filesize
=
0
;
uint32_t
filesize
=
0
;
// uint32_t devmajor;
// uint32_t devminor;
/* Dynamic data */
// uint32_t rdevmajor;
// uint32_t rdevminor;
// uint32_t namesize;
// uint32_t check;
// char *filename = nullptr;
std
::
string
filename
;
std
::
string
filename
;
void
*
data
=
nullptr
;
void
*
data
=
nullptr
;
...
@@ -49,10 +42,10 @@ struct cpio_entry {
...
@@ -49,10 +42,10 @@ struct cpio_entry {
class
cpio
{
class
cpio
{
public
:
public
:
explicit
cpio
(
const
char
*
filename
);
explicit
cpio
(
const
char
*
filename
);
~
cpio
();
void
dump
(
const
char
*
file
);
void
dump
(
const
char
*
file
);
int
find
(
const
char
*
name
);
int
find
(
const
char
*
name
);
void
insert
(
cpio_entry
*
e
);
void
insert
(
cpio_entry
*
e
);
void
insert
(
std
::
unique_ptr
<
cpio_entry
>
&
e
);
void
rm
(
const
char
*
name
,
bool
r
=
false
);
void
rm
(
const
char
*
name
,
bool
r
=
false
);
void
makedir
(
mode_t
mode
,
const
char
*
name
);
void
makedir
(
mode_t
mode
,
const
char
*
name
);
void
ln
(
const
char
*
target
,
const
char
*
name
);
void
ln
(
const
char
*
target
,
const
char
*
name
);
...
@@ -63,7 +56,7 @@ public:
...
@@ -63,7 +56,7 @@ public:
void
sort
();
void
sort
();
protected
:
protected
:
std
::
vector
<
cpio_entry
*>
arr
;
std
::
vector
<
std
::
unique_ptr
<
cpio_entry
>
>
entries
;
};
};
#endif
#endif
native/jni/magiskboot/ramdisk.cpp
View file @
cb8fe707
...
@@ -22,9 +22,8 @@ public:
...
@@ -22,9 +22,8 @@ public:
void
magisk_cpio
::
patch
(
bool
keepverity
,
bool
keepforceencrypt
)
{
void
magisk_cpio
::
patch
(
bool
keepverity
,
bool
keepforceencrypt
)
{
fprintf
(
stderr
,
"Patch with flag KEEPVERITY=[%s] KEEPFORCEENCRYPT=[%s]
\n
"
,
fprintf
(
stderr
,
"Patch with flag KEEPVERITY=[%s] KEEPFORCEENCRYPT=[%s]
\n
"
,
keepverity
?
"true"
:
"false"
,
keepforceencrypt
?
"true"
:
"false"
);
keepverity
?
"true"
:
"false"
,
keepforceencrypt
?
"true"
:
"false"
);
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
if
(
!
e
)
if
(
!
e
)
continue
;
continue
;
bool
fstab
=
(
!
keepverity
||
!
keepforceencrypt
)
&&
bool
fstab
=
(
!
keepverity
||
!
keepforceencrypt
)
&&
!
str_starts
(
e
->
filename
,
".backup"
)
&&
!
str_starts
(
e
->
filename
,
".backup"
)
&&
str_contains
(
e
->
filename
,
"fstab"
)
&&
S_ISREG
(
e
->
mode
);
str_contains
(
e
->
filename
,
"fstab"
)
&&
S_ISREG
(
e
->
mode
);
...
@@ -33,8 +32,7 @@ void magisk_cpio::patch(bool keepverity, bool keepforceencrypt) {
...
@@ -33,8 +32,7 @@ void magisk_cpio::patch(bool keepverity, bool keepforceencrypt) {
patch_verity
(
&
e
->
data
,
&
e
->
filesize
,
1
);
patch_verity
(
&
e
->
data
,
&
e
->
filesize
,
1
);
}
else
if
(
e
->
filename
==
"verity_key"
)
{
}
else
if
(
e
->
filename
==
"verity_key"
)
{
fprintf
(
stderr
,
"Remove [verity_key]
\n
"
);
fprintf
(
stderr
,
"Remove [verity_key]
\n
"
);
delete
e
;
e
.
reset
();
e
=
nullptr
;
continue
;
continue
;
}
}
}
}
...
@@ -73,7 +71,7 @@ for (line = (char *) buf; line < (char *) buf + size && line[0]; line = strchr(l
...
@@ -73,7 +71,7 @@ for (line = (char *) buf; line < (char *) buf + size && line[0]; line = strchr(l
char
*
magisk_cpio
::
sha1
()
{
char
*
magisk_cpio
::
sha1
()
{
char
sha1
[
41
];
char
sha1
[
41
];
char
*
line
;
char
*
line
;
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
if
(
!
e
)
continue
;
if
(
!
e
)
continue
;
if
(
e
->
filename
==
"init.magisk.rc"
||
e
->
filename
==
"overlay/init.magisk.rc"
)
{
if
(
e
->
filename
==
"init.magisk.rc"
||
e
->
filename
==
"overlay/init.magisk.rc"
)
{
for_each_line
(
line
,
e
->
data
,
e
->
filesize
)
{
for_each_line
(
line
,
e
->
data
,
e
->
filesize
)
{
...
@@ -99,7 +97,7 @@ char *magisk_cpio::sha1() {
...
@@ -99,7 +97,7 @@ char *magisk_cpio::sha1() {
}
}
void
magisk_cpio
::
restore
()
{
void
magisk_cpio
::
restore
()
{
for
(
auto
&
e
:
arr
)
{
for
(
auto
&
e
:
entries
)
{
if
(
!
e
)
continue
;
if
(
!
e
)
continue
;
if
(
str_starts
(
e
->
filename
,
".backup"
))
{
if
(
str_starts
(
e
->
filename
,
".backup"
))
{
if
(
e
->
filename
[
7
]
==
'\0'
)
continue
;
if
(
e
->
filename
[
7
]
==
'\0'
)
continue
;
...
@@ -122,17 +120,14 @@ void magisk_cpio::restore() {
...
@@ -122,17 +120,14 @@ void magisk_cpio::restore() {
rm
(
"magisk"
,
true
);
rm
(
"magisk"
,
true
);
}
}
#define lhs o.entries[i]
#define rhs entries[j]
void
magisk_cpio
::
backup
(
const
char
*
orig
)
{
void
magisk_cpio
::
backup
(
const
char
*
orig
)
{
vector
<
cpio_entry
*>
bak
;
vector
<
unique_ptr
<
cpio_entry
>
>
bkup_entries
;
cpio_entry
*
m
,
*
n
,
*
rem
;
string
remv
;
char
buf
[
PATH_MAX
];
m
=
new
cpio_entry
(
".backup"
);
m
->
mode
=
S_IFDIR
;
bak
.
push_back
(
m
);
rem
=
new
cpio_entry
(
".backup/.rmlist"
);
bkup_entries
.
emplace_back
(
new
cpio_entry
(
".backup"
)
);
rem
->
mode
=
S_IFREG
;
bkup_entries
.
back
()
->
mode
=
S_IFDIR
;
magisk_cpio
o
(
orig
);
magisk_cpio
o
(
orig
);
...
@@ -146,59 +141,63 @@ void magisk_cpio::backup(const char *orig) {
...
@@ -146,59 +141,63 @@ void magisk_cpio::backup(const char *orig) {
// Start comparing
// Start comparing
size_t
i
=
0
,
j
=
0
;
size_t
i
=
0
,
j
=
0
;
while
(
i
!=
o
.
arr
.
size
()
||
j
!=
arr
.
size
())
{
while
(
i
!=
o
.
entries
.
size
()
||
j
!=
entries
.
size
())
{
int
res
;
int
res
;
bool
backup
=
false
;
bool
backup
=
false
;
if
(
i
!=
o
.
arr
.
size
()
&&
j
!=
arr
.
size
())
{
if
(
i
!=
o
.
entries
.
size
()
&&
j
!=
entries
.
size
())
{
m
=
o
.
arr
[
i
];
res
=
lhs
->
filename
.
compare
(
rhs
->
filename
);
n
=
arr
[
j
];
}
else
if
(
i
==
o
.
entries
.
size
())
{
res
=
m
->
filename
.
compare
(
n
->
filename
);
}
else
if
(
i
==
o
.
arr
.
size
())
{
n
=
arr
[
j
];
res
=
1
;
res
=
1
;
}
else
if
(
j
==
arr
.
size
())
{
}
else
if
(
j
==
entries
.
size
())
{
m
=
o
.
arr
[
i
];
res
=
-
1
;
res
=
-
1
;
}
}
if
(
res
<
0
)
{
if
(
res
<
0
)
{
// Something is missing in new ramdisk, backup!
// Something is missing in new ramdisk, backup!
++
i
;
backup
=
true
;
backup
=
true
;
fprintf
(
stderr
,
"Backup missing entry: "
);
fprintf
(
stderr
,
"Backup missing entry: "
);
}
else
if
(
res
==
0
)
{
}
else
if
(
res
==
0
)
{
++
i
;
++
j
;
if
(
memcmp
(
lhs
->
data
,
rhs
->
data
,
lhs
->
filesize
)
!=
0
)
{
if
(
m
->
filesize
==
n
->
filesize
&&
memcmp
(
m
->
data
,
n
->
data
,
m
->
filesize
)
==
0
)
// Not the same!
continue
;
backup
=
true
;
// Not the same!
fprintf
(
stderr
,
"Backup mismatch entry: "
);
backup
=
true
;
}
fprintf
(
stderr
,
"Backup mismatch entry: "
);
}
else
{
}
else
{
// Something new in ramdisk, record in rem
// Something new in ramdisk
++
j
;
remv
+=
rhs
->
filename
;
rem
->
data
=
xrealloc
(
rem
->
data
,
rem
->
filesize
+
n
->
filename
.
size
());
remv
+=
(
char
)
'\0'
;
memcpy
((
char
*
)
rem
->
data
+
rem
->
filesize
,
n
->
filename
.
c_str
(),
n
->
filename
.
size
());
fprintf
(
stderr
,
"Record new entry: [%s] -> [.backup/.rmlist]
\n
"
,
rhs
->
filename
.
c_str
());
rem
->
filesize
+=
n
->
filename
.
size
();
fprintf
(
stderr
,
"Record new entry: [%s] -> [.backup/.rmlist]
\n
"
,
n
->
filename
.
c_str
());
}
}
if
(
backup
)
{
if
(
backup
)
{
sprintf
(
buf
,
".backup/%s"
,
m
->
filename
.
c_str
());
string
back_name
=
".backup/"
+
lhs
->
filename
;
fprintf
(
stderr
,
"[%s] -> [%s]
\n
"
,
m
->
filename
.
c_str
(),
buf
);
fprintf
(
stderr
,
"[%s] -> [%s]
\n
"
,
lhs
->
filename
.
c_str
(),
back_name
.
c_str
());
m
->
filename
=
buf
;
lhs
->
filename
=
back_name
;
bak
.
push_back
(
m
);
bkup_entries
.
push_back
(
std
::
move
(
lhs
));
// NULL the original entry, so it won't be freed
}
o
.
arr
[
i
-
1
]
=
nullptr
;
// Increment positions
if
(
res
<
0
)
{
++
i
;
}
else
if
(
res
==
0
)
{
++
i
;
++
j
;
}
else
{
++
j
;
}
}
}
}
if
(
rem
->
filesize
)
if
(
!
remv
.
empty
())
{
bak
.
push_back
(
rem
);
auto
rmlist
=
make_unique
<
cpio_entry
>
(
".backup/.rmlist"
);
else
rmlist
->
mode
=
S_IFREG
;
delete
rem
;
rmlist
->
filesize
=
remv
.
length
();
rmlist
->
data
=
xmalloc
(
remv
.
length
());
memcpy
(
rmlist
->
data
,
remv
.
data
(),
remv
.
length
());
bkup_entries
.
push_back
(
std
::
move
(
rmlist
));
}
if
(
bak
.
size
()
>
1
)
if
(
bkup_entries
.
size
()
>
1
)
{
for
(
auto
item
:
bak
)
entries
.
insert
(
entries
.
end
(),
insert
(
item
);
make_move_iterator
(
bkup_entries
.
begin
()),
make_move_iterator
(
bkup_entries
.
end
()));
}
}
}
...
...
native/jni/utils/include/utils.h
View file @
cb8fe707
...
@@ -10,6 +10,7 @@
...
@@ -10,6 +10,7 @@
#include <poll.h>
#include <poll.h>
#include <sys/socket.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/stat.h>
#include <sys/mman.h>
#ifdef __cplusplus
#ifdef __cplusplus
extern
"C"
{
extern
"C"
{
...
...
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