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cpython/Modules/expat/xmltok_ns.c at 3.3 · python/cpython · GitHub
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xmltok_ns.c
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cpython
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Modules
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expat
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xmltok_ns.c
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/* This file is included!
__ __ _
___\ \/ /_ __ __ _| |_
/ _ \\ /| '_ \ / _` | __|
| __// \| |_) | (_| | |_
\___/_/\_\ .__/ \__,_|\__|
|_| XML parser
Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
Copyright (c) 2000-2017 Expat development team
Licensed under the MIT license:
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to permit
persons to whom the Software is furnished to do so, subject to the
following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifdef
XML_TOK_NS_C
const
ENCODING
*
NS
(
XmlGetUtf8InternalEncoding
)(
void
)
{
return
&
ns
(
internal_utf8_encoding
).
enc
;
}
const
ENCODING
*
NS
(
XmlGetUtf16InternalEncoding
)(
void
)
{
#if
BYTEORDER
==
1234
return
&
ns
(
internal_little2_encoding
).
enc
;
#elif
BYTEORDER
==
4321
return
&
ns
(
internal_big2_encoding
).
enc
;
#else
const
short
n
=
1
;
return
(
*
(
const
char
*
)
&
n
?
&
ns
(
internal_little2_encoding
).
enc
:
&
ns
(
internal_big2_encoding
).
enc
);
#endif
}
static
const
ENCODING
*
const
NS
(
encodings
)[]
=
{
&
ns
(
latin1_encoding
).
enc
,
&
ns
(
ascii_encoding
).
enc
,
&
ns
(
utf8_encoding
).
enc
,
&
ns
(
big2_encoding
).
enc
,
&
ns
(
big2_encoding
).
enc
,
&
ns
(
little2_encoding
).
enc
,
&
ns
(
utf8_encoding
).
enc
/* NO_ENC */
};
static
int
PTRCALL
NS
(
initScanProlog
)(
const
ENCODING
*
enc
,
const
char
*
ptr
,
const
char
*
end
,
const
char
*
*
nextTokPtr
)
{
return
initScan
(
NS
(
encodings
), (
const
INIT_ENCODING
*
)
enc
,
XML_PROLOG_STATE
,
ptr
,
end
,
nextTokPtr
);
}
static
int
PTRCALL
NS
(
initScanContent
)(
const
ENCODING
*
enc
,
const
char
*
ptr
,
const
char
*
end
,
const
char
*
*
nextTokPtr
)
{
return
initScan
(
NS
(
encodings
), (
const
INIT_ENCODING
*
)
enc
,
XML_CONTENT_STATE
,
ptr
,
end
,
nextTokPtr
);
}
int
NS
(
XmlInitEncoding
)(
INIT_ENCODING
*
p
,
const
ENCODING
*
*
encPtr
,
const
char
*
name
)
{
int
i
=
getEncodingIndex
(
name
);
if
(
i
==
UNKNOWN_ENC
)
return
0
;
SET_INIT_ENC_INDEX
(
p
,
i
);
p
->
initEnc
.
scanners
[
XML_PROLOG_STATE
]
=
NS
(
initScanProlog
);
p
->
initEnc
.
scanners
[
XML_CONTENT_STATE
]
=
NS
(
initScanContent
);
p
->
initEnc
.
updatePosition
=
initUpdatePosition
;
p
->
encPtr
=
encPtr
;
*
encPtr
=
&
(
p
->
initEnc
);
return
1
;
}
static
const
ENCODING
*
NS
(
findEncoding
)(
const
ENCODING
*
enc
,
const
char
*
ptr
,
const
char
*
end
)
{
#define
ENCODING_MAX
128
char
buf
[
ENCODING_MAX
];
char
*
p
=
buf
;
int
i
;
XmlUtf8Convert
(
enc
,
&
ptr
,
end
,
&
p
,
p
+
ENCODING_MAX
-
1
);
if
(
ptr
!=
end
)
return
0
;
*
p
=
0
;
if
(
streqci
(
buf
,
KW_UTF_16
)
&&
enc
->
minBytesPerChar
==
2
)
return
enc
;
i
=
getEncodingIndex
(
buf
);
if
(
i
==
UNKNOWN_ENC
)
return
0
;
return
NS
(
encodings
)[
i
];
}
int
NS
(
XmlParseXmlDecl
)(
int
isGeneralTextEntity
,
const
ENCODING
*
enc
,
const
char
*
ptr
,
const
char
*
end
,
const
char
*
*
badPtr
,
const
char
*
*
versionPtr
,
const
char
*
*
versionEndPtr
,
const
char
*
*
encodingName
,
const
ENCODING
*
*
encoding
,
int
*
standalone
)
{
return
doParseXmlDecl
(
NS
(
findEncoding
),
isGeneralTextEntity
,
enc
,
ptr
,
end
,
badPtr
,
versionPtr
,
versionEndPtr
,
encodingName
,
encoding
,
standalone
);
}
#endif
/* XML_TOK_NS_C */
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