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Kirill Smelkov
cpython
Commits
5033aa77
Commit
5033aa77
authored
Sep 10, 2018
by
Benjamin Peterson
Committed by
GitHub
Sep 10, 2018
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
bpo-34625: Update vendorized expat version to 2.2.6. (GH-9150)
parent
2064bb6d
Changes
5
Show whitespace changes
Inline
Side-by-side
Showing
5 changed files
with
70 additions
and
27 deletions
+70
-27
Misc/NEWS.d/next/Library/2018-09-10-17-46-51.bpo-34625.D2YfDz.rst
...S.d/next/Library/2018-09-10-17-46-51.bpo-34625.D2YfDz.rst
+1
-0
Modules/expat/expat.h
Modules/expat/expat.h
+2
-2
Modules/expat/siphash.h
Modules/expat/siphash.h
+17
-0
Modules/expat/xmlparse.c
Modules/expat/xmlparse.c
+44
-22
Modules/expat/xmltok_impl.c
Modules/expat/xmltok_impl.c
+6
-3
No files found.
Misc/NEWS.d/next/Library/2018-09-10-17-46-51.bpo-34625.D2YfDz.rst
0 → 100644
View file @
5033aa77
Update vendorized expat library version to 2.2.6.
Modules/expat/expat.h
View file @
5033aa77
...
@@ -264,7 +264,7 @@ XML_ParserCreate_MM(const XML_Char *encoding,
...
@@ -264,7 +264,7 @@ XML_ParserCreate_MM(const XML_Char *encoding,
const
XML_Char
*
namespaceSeparator
);
const
XML_Char
*
namespaceSeparator
);
/* Prepare a parser object to be re-used. This is particularly
/* Prepare a parser object to be re-used. This is particularly
valuable when memory allocation overhead is disproportionatly high,
valuable when memory allocation overhead is disproportionat
e
ly high,
such as when a large number of small documnents need to be parsed.
such as when a large number of small documnents need to be parsed.
All handlers are cleared from the parser, except for the
All handlers are cleared from the parser, except for the
unknownEncodingHandler. The parser's external state is re-initialized
unknownEncodingHandler. The parser's external state is re-initialized
...
@@ -1076,7 +1076,7 @@ XML_GetFeatureList(void);
...
@@ -1076,7 +1076,7 @@ XML_GetFeatureList(void);
*/
*/
#define XML_MAJOR_VERSION 2
#define XML_MAJOR_VERSION 2
#define XML_MINOR_VERSION 2
#define XML_MINOR_VERSION 2
#define XML_MICRO_VERSION
5
#define XML_MICRO_VERSION
6
#ifdef __cplusplus
#ifdef __cplusplus
}
}
...
...
Modules/expat/siphash.h
View file @
5033aa77
...
@@ -11,6 +11,12 @@
...
@@ -11,6 +11,12 @@
* --------------------------------------------------------------------------
* --------------------------------------------------------------------------
* HISTORY:
* HISTORY:
*
*
* 2018-07-08 (Anton Maklakov)
* - Add "fall through" markers for GCC's -Wimplicit-fallthrough
*
* 2017-11-03 (Sebastian Pipping)
* - Hide sip_tobin and sip_binof unless SIPHASH_TOBIN macro is defined
*
* 2017-07-25 (Vadim Zeitlin)
* 2017-07-25 (Vadim Zeitlin)
* - Fix use of SIPHASH_MAIN macro
* - Fix use of SIPHASH_MAIN macro
*
*
...
@@ -151,6 +157,8 @@ static struct sipkey *sip_tokey(struct sipkey *key, const void *src) {
...
@@ -151,6 +157,8 @@ static struct sipkey *sip_tokey(struct sipkey *key, const void *src) {
}
/* sip_tokey() */
}
/* sip_tokey() */
#ifdef SIPHASH_TOBIN
#define sip_binof(v) sip_tobin((unsigned char[8]){ 0 }, (v))
#define sip_binof(v) sip_tobin((unsigned char[8]){ 0 }, (v))
static
void
*
sip_tobin
(
void
*
dst
,
uint64_t
u64
)
{
static
void
*
sip_tobin
(
void
*
dst
,
uint64_t
u64
)
{
...
@@ -158,6 +166,8 @@ static void *sip_tobin(void *dst, uint64_t u64) {
...
@@ -158,6 +166,8 @@ static void *sip_tobin(void *dst, uint64_t u64) {
return
dst
;
return
dst
;
}
/* sip_tobin() */
}
/* sip_tobin() */
#endif
/* SIPHASH_TOBIN */
static
void
sip_round
(
struct
siphash
*
H
,
const
int
rounds
)
{
static
void
sip_round
(
struct
siphash
*
H
,
const
int
rounds
)
{
int
i
;
int
i
;
...
@@ -231,12 +241,19 @@ static uint64_t sip24_final(struct siphash *H) {
...
@@ -231,12 +241,19 @@ static uint64_t sip24_final(struct siphash *H) {
switch
(
left
)
{
switch
(
left
)
{
case
7
:
b
|=
(
uint64_t
)
H
->
buf
[
6
]
<<
48
;
case
7
:
b
|=
(
uint64_t
)
H
->
buf
[
6
]
<<
48
;
/* fall through */
case
6
:
b
|=
(
uint64_t
)
H
->
buf
[
5
]
<<
40
;
case
6
:
b
|=
(
uint64_t
)
H
->
buf
[
5
]
<<
40
;
/* fall through */
case
5
:
b
|=
(
uint64_t
)
H
->
buf
[
4
]
<<
32
;
case
5
:
b
|=
(
uint64_t
)
H
->
buf
[
4
]
<<
32
;
/* fall through */
case
4
:
b
|=
(
uint64_t
)
H
->
buf
[
3
]
<<
24
;
case
4
:
b
|=
(
uint64_t
)
H
->
buf
[
3
]
<<
24
;
/* fall through */
case
3
:
b
|=
(
uint64_t
)
H
->
buf
[
2
]
<<
16
;
case
3
:
b
|=
(
uint64_t
)
H
->
buf
[
2
]
<<
16
;
/* fall through */
case
2
:
b
|=
(
uint64_t
)
H
->
buf
[
1
]
<<
8
;
case
2
:
b
|=
(
uint64_t
)
H
->
buf
[
1
]
<<
8
;
/* fall through */
case
1
:
b
|=
(
uint64_t
)
H
->
buf
[
0
]
<<
0
;
case
1
:
b
|=
(
uint64_t
)
H
->
buf
[
0
]
<<
0
;
/* fall through */
case
0
:
break
;
case
0
:
break
;
}
}
...
...
Modules/expat/xmlparse.c
View file @
5033aa77
/*
4b74aa710b4ed5ce464b0ce544852cb47bf905c85a49c7bae2749f5885cb966d (2.2.5
+)
/*
19ac4776051591216f1874e34ee99b6a43a3784c8bd7d70efeb9258dd22b906a (2.2.6
+)
__ __ _
__ __ _
___\ \/ /_ __ __ _| |_
___\ \/ /_ __ __ _| |_
/ _ \\ /| '_ \ / _` | __|
/ _ \\ /| '_ \ / _` | __|
...
@@ -161,6 +161,9 @@ typedef char ICHAR;
...
@@ -161,6 +161,9 @@ typedef char ICHAR;
/* Round up n to be a multiple of sz, where sz is a power of 2. */
/* Round up n to be a multiple of sz, where sz is a power of 2. */
#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1))
#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1))
/* Do safe (NULL-aware) pointer arithmetic */
#define EXPAT_SAFE_PTR_DIFF(p, q) (((p) && (q)) ? ((p) - (q)) : 0)
/* Handle the case where memmove() doesn't exist. */
/* Handle the case where memmove() doesn't exist. */
#ifndef HAVE_MEMMOVE
#ifndef HAVE_MEMMOVE
#ifdef HAVE_BCOPY
#ifdef HAVE_BCOPY
...
@@ -1820,6 +1823,7 @@ XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
...
@@ -1820,6 +1823,7 @@ XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
return
XML_STATUS_ERROR
;
return
XML_STATUS_ERROR
;
}
}
/* fall through */
default:
default:
parser
->
m_parsingStatus
.
parsing
=
XML_PARSING
;
parser
->
m_parsingStatus
.
parsing
=
XML_PARSING
;
}
}
...
@@ -1969,6 +1973,7 @@ XML_ParseBuffer(XML_Parser parser, int len, int isFinal)
...
@@ -1969,6 +1973,7 @@ XML_ParseBuffer(XML_Parser parser, int len, int isFinal)
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
return
XML_STATUS_ERROR
;
return
XML_STATUS_ERROR
;
}
}
/* fall through */
default:
default:
parser
->
m_parsingStatus
.
parsing
=
XML_PARSING
;
parser
->
m_parsingStatus
.
parsing
=
XML_PARSING
;
}
}
...
@@ -2026,39 +2031,46 @@ XML_GetBuffer(XML_Parser parser, int len)
...
@@ -2026,39 +2031,46 @@ XML_GetBuffer(XML_Parser parser, int len)
default:
;
default:
;
}
}
if
(
len
>
parser
->
m_bufferLim
-
parser
->
m_bufferEnd
)
{
if
(
len
>
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferLim
,
parser
->
m_bufferEnd
)
)
{
#ifdef XML_CONTEXT_BYTES
#ifdef XML_CONTEXT_BYTES
int
keep
;
int
keep
;
#endif
/* defined XML_CONTEXT_BYTES */
#endif
/* defined XML_CONTEXT_BYTES */
/* Do not invoke signed arithmetic overflow: */
/* Do not invoke signed arithmetic overflow: */
int
neededSize
=
(
int
)
((
unsigned
)
len
+
(
unsigned
)(
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
));
int
neededSize
=
(
int
)
((
unsigned
)
len
+
(
unsigned
)
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
));
if
(
neededSize
<
0
)
{
if
(
neededSize
<
0
)
{
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
parser
->
m_errorCode
=
XML_ERROR_NO_MEMORY
;
return
NULL
;
return
NULL
;
}
}
#ifdef XML_CONTEXT_BYTES
#ifdef XML_CONTEXT_BYTES
keep
=
(
int
)
(
parser
->
m_bufferPtr
-
parser
->
m_buffer
);
keep
=
(
int
)
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferPtr
,
parser
->
m_buffer
);
if
(
keep
>
XML_CONTEXT_BYTES
)
if
(
keep
>
XML_CONTEXT_BYTES
)
keep
=
XML_CONTEXT_BYTES
;
keep
=
XML_CONTEXT_BYTES
;
neededSize
+=
keep
;
neededSize
+=
keep
;
#endif
/* defined XML_CONTEXT_BYTES */
#endif
/* defined XML_CONTEXT_BYTES */
if
(
neededSize
<=
parser
->
m_bufferLim
-
parser
->
m_buffer
)
{
if
(
neededSize
<=
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferLim
,
parser
->
m_buffer
)
)
{
#ifdef XML_CONTEXT_BYTES
#ifdef XML_CONTEXT_BYTES
if
(
keep
<
parser
->
m_bufferPtr
-
parser
->
m_buffer
)
{
if
(
keep
<
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferPtr
,
parser
->
m_buffer
))
{
int
offset
=
(
int
)(
parser
->
m_bufferPtr
-
parser
->
m_buffer
)
-
keep
;
int
offset
=
(
int
)
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferPtr
,
parser
->
m_buffer
)
-
keep
;
/* The buffer pointers cannot be NULL here; we have at least some bytes in the buffer */
memmove
(
parser
->
m_buffer
,
&
parser
->
m_buffer
[
offset
],
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
+
keep
);
memmove
(
parser
->
m_buffer
,
&
parser
->
m_buffer
[
offset
],
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
+
keep
);
parser
->
m_bufferEnd
-=
offset
;
parser
->
m_bufferEnd
-=
offset
;
parser
->
m_bufferPtr
-=
offset
;
parser
->
m_bufferPtr
-=
offset
;
}
}
#else
#else
memmove
(
parser
->
m_buffer
,
parser
->
m_bufferPtr
,
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
);
if
(
parser
->
m_buffer
&&
parser
->
m_bufferPtr
)
{
parser
->
m_bufferEnd
=
parser
->
m_buffer
+
(
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
);
memmove
(
parser
->
m_buffer
,
parser
->
m_bufferPtr
,
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
));
parser
->
m_bufferEnd
=
parser
->
m_buffer
+
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
);
parser
->
m_bufferPtr
=
parser
->
m_buffer
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
;
}
#endif
/* not defined XML_CONTEXT_BYTES */
#endif
/* not defined XML_CONTEXT_BYTES */
}
}
else
{
else
{
char
*
newBuf
;
char
*
newBuf
;
int
bufferSize
=
(
int
)
(
parser
->
m_bufferLim
-
parser
->
m_bufferPtr
);
int
bufferSize
=
(
int
)
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferLim
,
parser
->
m_bufferPtr
);
if
(
bufferSize
==
0
)
if
(
bufferSize
==
0
)
bufferSize
=
INIT_BUFFER_SIZE
;
bufferSize
=
INIT_BUFFER_SIZE
;
do
{
do
{
...
@@ -2077,25 +2089,34 @@ XML_GetBuffer(XML_Parser parser, int len)
...
@@ -2077,25 +2089,34 @@ XML_GetBuffer(XML_Parser parser, int len)
parser
->
m_bufferLim
=
newBuf
+
bufferSize
;
parser
->
m_bufferLim
=
newBuf
+
bufferSize
;
#ifdef XML_CONTEXT_BYTES
#ifdef XML_CONTEXT_BYTES
if
(
parser
->
m_bufferPtr
)
{
if
(
parser
->
m_bufferPtr
)
{
int
keep
=
(
int
)
(
parser
->
m_bufferPtr
-
parser
->
m_buffer
);
int
keep
=
(
int
)
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferPtr
,
parser
->
m_buffer
);
if
(
keep
>
XML_CONTEXT_BYTES
)
if
(
keep
>
XML_CONTEXT_BYTES
)
keep
=
XML_CONTEXT_BYTES
;
keep
=
XML_CONTEXT_BYTES
;
memcpy
(
newBuf
,
&
parser
->
m_bufferPtr
[
-
keep
],
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
+
keep
);
memcpy
(
newBuf
,
&
parser
->
m_bufferPtr
[
-
keep
],
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
)
+
keep
);
FREE
(
parser
,
parser
->
m_buffer
);
FREE
(
parser
,
parser
->
m_buffer
);
parser
->
m_buffer
=
newBuf
;
parser
->
m_buffer
=
newBuf
;
parser
->
m_bufferEnd
=
parser
->
m_buffer
+
(
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
)
+
keep
;
parser
->
m_bufferEnd
=
parser
->
m_buffer
+
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
)
+
keep
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
+
keep
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
+
keep
;
}
}
else
{
else
{
parser
->
m_bufferEnd
=
newBuf
+
(
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
);
/* This must be a brand new buffer with no data in it yet */
parser
->
m_bufferEnd
=
newBuf
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
=
newBuf
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
=
newBuf
;
}
}
#else
#else
if
(
parser
->
m_bufferPtr
)
{
if
(
parser
->
m_bufferPtr
)
{
memcpy
(
newBuf
,
parser
->
m_bufferPtr
,
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
);
memcpy
(
newBuf
,
parser
->
m_bufferPtr
,
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
));
FREE
(
parser
,
parser
->
m_buffer
);
FREE
(
parser
,
parser
->
m_buffer
);
parser
->
m_bufferEnd
=
newBuf
+
EXPAT_SAFE_PTR_DIFF
(
parser
->
m_bufferEnd
,
parser
->
m_bufferPtr
);
}
else
{
/* This must be a brand new buffer with no data in it yet */
parser
->
m_bufferEnd
=
newBuf
;
}
}
parser
->
m_bufferEnd
=
newBuf
+
(
parser
->
m_bufferEnd
-
parser
->
m_bufferPtr
);
parser
->
m_bufferPtr
=
parser
->
m_buffer
=
newBuf
;
parser
->
m_bufferPtr
=
parser
->
m_buffer
=
newBuf
;
#endif
/* not defined XML_CONTEXT_BYTES */
#endif
/* not defined XML_CONTEXT_BYTES */
}
}
...
@@ -2908,8 +2929,10 @@ doContent(XML_Parser parser,
...
@@ -2908,8 +2929,10 @@ doContent(XML_Parser parser,
poolClear
(
&
parser
->
m_tempPool
);
poolClear
(
&
parser
->
m_tempPool
);
freeBindings
(
parser
,
bindings
);
freeBindings
(
parser
,
bindings
);
}
}
if
((
parser
->
m_tagLevel
==
0
)
&&
if
((
parser
->
m_tagLevel
==
0
)
&&
(
parser
->
m_parsingStatus
.
parsing
!=
XML_FINISHED
))
{
!
((
parser
->
m_parsingStatus
.
parsing
==
XML_FINISHED
)
||
(
parser
->
m_parsingStatus
.
parsing
==
XML_SUSPENDED
)))
{
if
(
parser
->
m_parsingStatus
.
parsing
==
XML_SUSPENDED
)
parser
->
m_processor
=
epilogProcessor
;
else
return
epilogProcessor
(
parser
,
next
,
end
,
nextPtr
);
return
epilogProcessor
(
parser
,
next
,
end
,
nextPtr
);
}
}
break
;
break
;
...
@@ -4746,8 +4769,8 @@ doProlog(XML_Parser parser,
...
@@ -4746,8 +4769,8 @@ doProlog(XML_Parser parser,
return
XML_ERROR_NO_MEMORY
;
return
XML_ERROR_NO_MEMORY
;
parser
->
m_declEntity
->
publicId
=
NULL
;
parser
->
m_declEntity
->
publicId
=
NULL
;
}
}
/* fall through */
#endif
/* XML_DTD */
#endif
/* XML_DTD */
/* fall through */
case
XML_ROLE_ENTITY_SYSTEM_ID
:
case
XML_ROLE_ENTITY_SYSTEM_ID
:
if
(
dtd
->
keepProcessing
&&
parser
->
m_declEntity
)
{
if
(
dtd
->
keepProcessing
&&
parser
->
m_declEntity
)
{
parser
->
m_declEntity
->
systemId
=
poolStoreString
(
&
dtd
->
pool
,
enc
,
parser
->
m_declEntity
->
systemId
=
poolStoreString
(
&
dtd
->
pool
,
enc
,
...
@@ -6643,7 +6666,6 @@ hash(XML_Parser parser, KEY s)
...
@@ -6643,7 +6666,6 @@ hash(XML_Parser parser, KEY s)
{
{
struct
siphash
state
;
struct
siphash
state
;
struct
sipkey
key
;
struct
sipkey
key
;
(
void
)
sip_tobin
;
(
void
)
sip24_valid
;
(
void
)
sip24_valid
;
copy_salt_to_sipkey
(
parser
,
&
key
);
copy_salt_to_sipkey
(
parser
,
&
key
);
sip24_init
(
&
state
,
&
key
);
sip24_init
(
&
state
,
&
key
);
...
...
Modules/expat/xmltok_impl.c
View file @
5033aa77
...
@@ -74,6 +74,7 @@
...
@@ -74,6 +74,7 @@
*nextTokPtr = ptr; \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
return XML_TOK_INVALID; \
} \
} \
/* fall through */
\
case BT_NMSTRT: \
case BT_NMSTRT: \
case BT_HEX: \
case BT_HEX: \
case BT_DIGIT: \
case BT_DIGIT: \
...
@@ -102,6 +103,7 @@
...
@@ -102,6 +103,7 @@
*nextTokPtr = ptr; \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
return XML_TOK_INVALID; \
} \
} \
/* fall through */
\
case BT_NMSTRT: \
case BT_NMSTRT: \
case BT_HEX: \
case BT_HEX: \
ptr += MINBPC(enc); \
ptr += MINBPC(enc); \
...
@@ -1442,6 +1444,7 @@ PREFIX(isPublicId)(const ENCODING *enc, const char *ptr, const char *end,
...
@@ -1442,6 +1444,7 @@ PREFIX(isPublicId)(const ENCODING *enc, const char *ptr, const char *end,
case
BT_NMSTRT
:
case
BT_NMSTRT
:
if
(
!
(
BYTE_TO_ASCII
(
enc
,
ptr
)
&
~
0x7f
))
if
(
!
(
BYTE_TO_ASCII
(
enc
,
ptr
)
&
~
0x7f
))
break
;
break
;
/* fall through */
default:
default:
switch
(
BYTE_TO_ASCII
(
enc
,
ptr
))
{
switch
(
BYTE_TO_ASCII
(
enc
,
ptr
))
{
case
0x24
:
/* $ */
case
0x24
:
/* $ */
...
@@ -1659,8 +1662,8 @@ PREFIX(nameMatchesAscii)(const ENCODING *UNUSED_P(enc), const char *ptr1,
...
@@ -1659,8 +1662,8 @@ PREFIX(nameMatchesAscii)(const ENCODING *UNUSED_P(enc), const char *ptr1,
{
{
for
(;
*
ptr2
;
ptr1
+=
MINBPC
(
enc
),
ptr2
++
)
{
for
(;
*
ptr2
;
ptr1
+=
MINBPC
(
enc
),
ptr2
++
)
{
if
(
end1
-
ptr1
<
MINBPC
(
enc
))
{
if
(
end1
-
ptr1
<
MINBPC
(
enc
))
{
/* This line cannot be executed. T
H
e incoming data has already
/* This line cannot be executed. T
h
e incoming data has already
* been tokenized once, so i
m
complete characters like this have
* been tokenized once, so i
n
complete characters like this have
* already been eliminated from the input. Retaining the
* already been eliminated from the input. Retaining the
* paranoia check is still valuable, however.
* paranoia check is still valuable, however.
*/
*/
...
...
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