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Store invocation-specific data of conversion modules in __gconv_step_data

This commit is contained in:
Ulrich Drepper 2011-12-21 18:45:50 -05:00
parent 707f25dfc0
commit ee190f67cc
6 changed files with 57 additions and 48 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2011-12-21 Ulrich Drepper <drepper@gmail.com>
[BZ #13439]
* iconv/gconv.h: Define __GCONV_SWAP.
* iconvdata/unicode.c: The swap bit must be stored in __flags.
* iconvdata/utf-16.c: Likewise.
* iconvdata/utf-32.c: Likewise.
2011-12-21 Andreas Schwab <schwab@linux-m68k.org>
[BZ #13524]

4
NEWS
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@ -12,8 +12,8 @@ Version 2.15
6779, 6783, 9696, 10103, 10709, 11589, 12403, 12847, 12868, 12852, 12874,
12885, 12892, 12907, 12922, 12935, 13007, 13021, 13067, 13068, 13090,
13092, 13114, 13118, 13123, 13134, 13138, 13147, 13150, 13179, 13192,
13268, 13276, 13291, 13335, 13337, 13344, 13358, 13367, 13446, 13472,
13484, 13506, 13524
13268, 13276, 13291, 13335, 13337, 13344, 13358, 13367, 13439, 13446,
13472, 13484, 13506, 13524
* New program pldd to list loaded object of a process
Implemented by Ulrich Drepper.

5
iconv/gconv.h
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@ -1,4 +1,4 @@
/* Copyright (C) 1997-1999, 2000-2002, 2007 Free Software Foundation, Inc.
/* Copyright (C) 1997-1999, 2000-2002, 2007, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -56,7 +56,8 @@ enum
enum
{
__GCONV_IS_LAST = 0x0001,
__GCONV_IGNORE_ERRORS = 0x0002
__GCONV_IGNORE_ERRORS = 0x0002,
__GCONV_SWAP = 0x0004
};

8
iconvdata/unicode.c
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@ -1,5 +1,5 @@
/* Conversion module for Unicode
Copyright (C) 1999, 2000-2002 Free Software Foundation, Inc.
Copyright (C) 1999, 2000-2002, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
@ -57,7 +57,7 @@
*inptrp = inptr += 2; \
else if (get16u (inptr) == BOM_OE) \
{ \
((struct unicode_data *) step->__data)->swap = 1; \
data->__flags |= __GCONV_SWAP; \
*inptrp = inptr += 2; \
} \
} \
@ -71,7 +71,7 @@
put16u (outbuf, BOM); \
outbuf += 2; \
} \
swap = ((struct unicode_data *) step->__data)->swap;
swap = data->__flags & __GCONV_SWAP;
#define EXTRA_LOOP_ARGS , swap
@ -86,7 +86,6 @@ enum direction
struct unicode_data
{
enum direction dir;
int swap;
};
@ -110,7 +109,6 @@ gconv_init (struct __gconv_step *step)
if (new_data != NULL)
{
new_data->dir = dir;
new_data->swap = 0;
step->__data = new_data;
if (dir == from_unicode)

59
iconvdata/utf-16.c
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@ -1,5 +1,5 @@
/* Conversion module for UTF-16.
Copyright (C) 1999, 2000-2002, 2003, 2005 Free Software Foundation, Inc.
Copyright (C) 1999, 2000-2002, 2003, 2005, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999.
@ -44,35 +44,42 @@
#define PREPARE_LOOP \
enum direction dir = ((struct utf16_data *) step->__data)->dir; \
enum variant var = ((struct utf16_data *) step->__data)->var; \
if (__builtin_expect (data->__invocation_counter == 0, 0) && var == UTF_16) \
if (__builtin_expect (data->__invocation_counter == 0, 0)) \
{ \
if (FROM_DIRECTION) \
if (var == UTF_16) \
{ \
/* We have to find out which byte order the file is encoded in. */ \
if (inptr + 2 > inend) \
return (inptr == inend \
? __GCONV_EMPTY_INPUT : __GCONV_INCOMPLETE_INPUT); \
\
if (get16u (inptr) == BOM) \
/* Simply ignore the BOM character. */ \
*inptrp = inptr += 2; \
else if (get16u (inptr) == BOM_OE) \
if (FROM_DIRECTION) \
{ \
((struct utf16_data *) step->__data)->swap = 1; \
*inptrp = inptr += 2; \
/* We have to find out which byte order the file is \
encoded in. */ \
if (inptr + 2 > inend) \
return (inptr == inend \
? __GCONV_EMPTY_INPUT : __GCONV_INCOMPLETE_INPUT); \
\
if (get16u (inptr) == BOM) \
/* Simply ignore the BOM character. */ \
*inptrp = inptr += 2; \
else if (get16u (inptr) == BOM_OE) \
{ \
data->__flags |= __GCONV_SWAP; \
*inptrp = inptr += 2; \
} \
} \
else if (!FROM_DIRECTION && !data->__internal_use) \
{ \
/* Emit the Byte Order Mark. */ \
if (__builtin_expect (outbuf + 2 > outend, 0)) \
return __GCONV_FULL_OUTPUT; \
\
put16u (outbuf, BOM); \
outbuf += 2; \
} \
} \
else if (!FROM_DIRECTION && !data->__internal_use) \
{ \
/* Emit the Byte Order Mark. */ \
if (__builtin_expect (outbuf + 2 > outend, 0)) \
return __GCONV_FULL_OUTPUT; \
\
put16u (outbuf, BOM); \
outbuf += 2; \
} \
else if ((var == UTF_16LE && BYTE_ORDER == BIG_ENDIAN) \
|| (var == UTF_16BE && BYTE_ORDER == LITTLE_ENDIAN)) \
data->__flags |= __GCONV_SWAP; \
} \
int swap = ((struct utf16_data *) step->__data)->swap;
const int swap = data->__flags & __GCONV_SWAP;
#define EXTRA_LOOP_ARGS , swap
@ -96,7 +103,6 @@ struct utf16_data
{
enum direction dir;
enum variant var;
int swap;
};
@ -151,9 +157,6 @@ gconv_init (struct __gconv_step *step)
{
new_data->dir = dir;
new_data->var = var;
new_data->swap = ((var == UTF_16LE && BYTE_ORDER == BIG_ENDIAN)
|| (var == UTF_16BE
&& BYTE_ORDER == LITTLE_ENDIAN));
step->__data = new_data;
if (dir == from_utf16)

21
iconvdata/utf-32.c
View File

@ -1,5 +1,5 @@
/* Conversion module for UTF-32.
Copyright (C) 1999, 2000-2002 Free Software Foundation, Inc.
Copyright (C) 1999, 2000-2002, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@ -45,7 +45,7 @@
int swap; \
if (FROM_DIRECTION && var == UTF_32) \
{ \
if (data->__invocation_counter == 0) \
if (__builtin_expect (data->__invocation_counter == 0, 0)) \
{ \
/* We have to find out which byte order the file is encoded in. */ \
if (inptr + 4 > inend) \
@ -57,7 +57,7 @@
*inptrp = inptr += 4; \
else if (get32u (inptr) == BOM_OE) \
{ \
((struct utf32_data *) step->__data)->swap = 1; \
data->__flags |= __GCONV_SWAP; \
*inptrp = inptr += 4; \
} \
} \
@ -72,7 +72,11 @@
put32u (outbuf, BOM); \
outbuf += 4; \
} \
swap = ((struct utf32_data *) step->__data)->swap;
else if (__builtin_expect (data->__invocation_counter == 0, 0) \
&& ((var == UTF_32LE && BYTE_ORDER == BIG_ENDIAN) \
|| (var == UTF_32BE && BYTE_ORDER == LITTLE_ENDIAN))) \
data->__flags |= __GCONV_SWAP; \
swap = data->__flags & __GCONV_SWAP;
#define EXTRA_LOOP_ARGS , var, swap
@ -96,7 +100,6 @@ struct utf32_data
{
enum direction dir;
enum variant var;
int swap;
};
@ -151,9 +154,6 @@ gconv_init (struct __gconv_step *step)
{
new_data->dir = dir;
new_data->var = var;
new_data->swap = ((var == UTF_32LE && BYTE_ORDER == BIG_ENDIAN)
|| (var == UTF_32BE
&& BYTE_ORDER == LITTLE_ENDIAN));
step->__data = new_data;
if (dir == from_utf32)
@ -216,9 +216,8 @@ gconv_end (struct __gconv_step *data)
} \
\
if (swap) \
put32 (outptr, bswap_32 (c)); \
else \
put32 (outptr, c); \
c = bswap_32 (c); \
put32 (outptr, c); \
\
outptr += 4; \
inptr += 4; \