2000-09-18  Ulrich Drepper  <drepper@redhat.com>

	* version.h (VERSION): Bump to 2.1.94.

	* malloc/mtrace.c (mtrace): Mark stream as close on exec.

2000-09-17  Bruno Haible  <haible@clisp.cons.org>

	* iconvdata/utf-16.c (BODY for TO_LOOP): Reject UCS-4 input in the
	range 0xD800..0xDFFF.
	* iconvdata/unicode.c (BODY for TO_LOOP): Likewise.
	(BODY for FROM_LOOP): Likewise.
	* iconv/gconv_simple.c (ucs2_internal_loop): Likewise.
	(internal_ucs2_loop): Likewise.
	(ucs2reverse_internal_loop): Likewise.
	(internal_ucs2reverse_loop): Likewise.

2000-09-17  Bruno Haible  <haible@clisp.cons.org>

	* iconvdata/utf-16.c (gconv_init): Add missing slashes to encoding
	names.

2000-09-17  Bruno Haible  <haible@clisp.cons.org>

	* iconvdata/tst-table-from.c (main): Fix test for error on stdout.
	* iconvdata/tst-table-to.c (main): Likewise.

2000-09-17  Bruno Haible  <haible@clisp.cons.org>

	* iconvdata/iso-ir-165.c (__isoir165_from_tab): Renamed from
	__isoir165_tab.
	* iconvdata/cns11643.h (__cns11643l1_to_ucs4_tab): New declaration.
	* iconvdata/iso-2022-cn-ext.c: Include "cns11643.h".
	(GB7590_set, GB13132_set, CNS11643_3_set, CNS11643_4_set,
	CNS11643_5_set, CNS11643_6_set, CNS11643_7_set): Change enum values.
	(BODY for FROM_LOOP): Fix buffer overrun. Treat CNS11643 plane 3.
	Return __GCONV_INCOMPLETE_INPUT instead of __GCONV_EMPTY_INPUT.
	(BODY for TO_LOOP): Fix usage of `set' vs. `used'.  Fix typo that
	caused GB2312 to be used instead of ISO-IR-165. Treat CNS11643
	plane 3.  Fix shift sequences. Output announcement for SS2 and SS3
	encodings when needed.  When outputting an announcement, don't clear
	most other announcements.

2000-09-17  Bruno Haible  <haible@clisp.cons.org>

	* iconvdata/iso-2022-cn.c (BODY for FROM_LOOP): Fix buffer overrun.
	(BODY for TO_LOOP): Fix usage of `set' vs. `used'.

2000-09-14  Bruno Haible  <haible@clisp.cons.org>

	* intl/Versions: Add bind_textdomain_codeset.
This commit is contained in:
Ulrich Drepper 2000-09-18 22:41:47 +00:00
parent 8a98b84708
commit 755104edc7
12 changed files with 391 additions and 118 deletions

View File

@ -1,3 +1,55 @@
2000-09-18 Ulrich Drepper <drepper@redhat.com>
* version.h (VERSION): Bump to 2.1.94.
* malloc/mtrace.c (mtrace): Mark stream as close on exec.
2000-09-17 Bruno Haible <haible@clisp.cons.org>
* iconvdata/utf-16.c (BODY for TO_LOOP): Reject UCS-4 input in the
range 0xD800..0xDFFF.
* iconvdata/unicode.c (BODY for TO_LOOP): Likewise.
(BODY for FROM_LOOP): Likewise.
* iconv/gconv_simple.c (ucs2_internal_loop): Likewise.
(internal_ucs2_loop): Likewise.
(ucs2reverse_internal_loop): Likewise.
(internal_ucs2reverse_loop): Likewise.
2000-09-17 Bruno Haible <haible@clisp.cons.org>
* iconvdata/utf-16.c (gconv_init): Add missing slashes to encoding
names.
2000-09-17 Bruno Haible <haible@clisp.cons.org>
* iconvdata/tst-table-from.c (main): Fix test for error on stdout.
* iconvdata/tst-table-to.c (main): Likewise.
2000-09-17 Bruno Haible <haible@clisp.cons.org>
* iconvdata/iso-ir-165.c (__isoir165_from_tab): Renamed from
__isoir165_tab.
* iconvdata/cns11643.h (__cns11643l1_to_ucs4_tab): New declaration.
* iconvdata/iso-2022-cn-ext.c: Include "cns11643.h".
(GB7590_set, GB13132_set, CNS11643_3_set, CNS11643_4_set,
CNS11643_5_set, CNS11643_6_set, CNS11643_7_set): Change enum values.
(BODY for FROM_LOOP): Fix buffer overrun. Treat CNS11643 plane 3.
Return __GCONV_INCOMPLETE_INPUT instead of __GCONV_EMPTY_INPUT.
(BODY for TO_LOOP): Fix usage of `set' vs. `used'. Fix typo that
caused GB2312 to be used instead of ISO-IR-165. Treat CNS11643
plane 3. Fix shift sequences. Output announcement for SS2 and SS3
encodings when needed. When outputting an announcement, don't clear
most other announcements.
2000-09-17 Bruno Haible <haible@clisp.cons.org>
* iconvdata/iso-2022-cn.c (BODY for FROM_LOOP): Fix buffer overrun.
(BODY for TO_LOOP): Fix usage of `set' vs. `used'.
2000-09-14 Bruno Haible <haible@clisp.cons.org>
* intl/Versions: Add bind_textdomain_codeset.
2000-09-16 Ralf Baechle <ralf@gnu.org>
* sysdeps/mips/dl-machine.h (_RTLD_PROLOGUE): Reformat. Declare

View File

@ -773,7 +773,6 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
} \
else \
/* It's an one byte sequence. */ \
/* XXX unaligned. */ \
*((uint32_t *) outptr)++ = *inptr++; \
}
#define LOOP_NEED_FLAGS
@ -797,7 +796,6 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
#define LOOPFCT FROM_LOOP
#define BODY \
{ \
/* XXX unaligned. */ \
if (__builtin_expect (*((uint32_t *) inptr), 0) > 0x7f) \
{ \
STANDARD_ERR_HANDLER (4); \
@ -1147,7 +1145,27 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
#define LOOPFCT FROM_LOOP
#define BODY \
*((uint32_t *) outptr)++ = *((uint16_t *) inptr)++;
{ \
uint16_t u1 = *((uint16_t *) inptr); \
\
if (__builtin_expect (u1 >= 0xd800 && u1 < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-2 input are not valid. Reject \
them. (Catching this here is not security relevant.) */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 2; \
++*irreversible; \
continue; \
} \
\
*((uint32_t *) outptr)++ = u1; \
inptr += 2; \
}
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>
#include <iconv/skeleton.c>
@ -1168,12 +1186,34 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
#define LOOPFCT FROM_LOOP
#define BODY \
{ \
if (__builtin_expect (*((uint32_t *) inptr), 0) >= 0x10000) \
uint32_t val = *((uint32_t *) inptr); \
\
if (__builtin_expect (val, 0) >= 0x10000) \
{ \
STANDARD_ERR_HANDLER (4); \
} \
else if (__builtin_expect (val >= 0xd800 && val < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-4 input are not valid. \
We must catch this, because the UCS-2 output might be \
interpreted as UTF-16 by other programs. If we let \
surrogates pass through, attackers could make a security \
hole exploit by synthesizing any desired plane 1-16 \
character. */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 4; \
++*irreversible; \
continue; \
} \
else \
*((uint16_t *) outptr)++ = *((uint32_t *) inptr)++; \
{ \
*((uint16_t *) outptr)++ = val; \
inptr += 4; \
} \
}
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>
@ -1195,8 +1235,27 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
#define LOOPFCT FROM_LOOP
#define BODY \
*((uint32_t *) outptr)++ = bswap_16 (*(uint16_t *) inptr); \
inptr += 2;
{ \
uint16_t u1 = bswap_16 (*((uint16_t *) inptr)); \
\
if (__builtin_expect (u1 >= 0xd800 && u1 < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-2 input are not valid. Reject \
them. (Catching this here is not security relevant.) */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 2; \
++*irreversible; \
continue; \
} \
\
*((uint32_t *) outptr)++ = u1; \
inptr += 2; \
}
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>
#include <iconv/skeleton.c>
@ -1222,8 +1281,28 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
{ \
STANDARD_ERR_HANDLER (4); \
} \
*((uint16_t *) outptr)++ = bswap_16 (val); \
inptr += 4; \
else if (__builtin_expect (val >= 0xd800 && val < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-4 input are not valid. \
We must catch this, because the UCS-2 output might be \
interpreted as UTF-16 by other programs. If we let \
surrogates pass through, attackers could make a security \
hole exploit by synthesizing any desired plane 1-16 \
character. */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 4; \
++*irreversible; \
continue; \
} \
else \
{ \
*((uint16_t *) outptr)++ = bswap_16 (val); \
inptr += 4; \
} \
}
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>

View File

@ -20,8 +20,11 @@
#include <stdint.h>
/* Table for CNS 11643, plane 1 to UCS4 conversion. */
extern const uint16_t __cns11643l1_to_ucs4_tab[];
/* Table for CNS 11643, plane 2 to UCS4 conversion. */
extern const uint16_t __cns11643l2_to_ucs4_tab[];
/* Table for CNS 11643, plane 14 to UCS4 conversion. */
extern const uint16_t __cns11643l14_to_ucs4_tab[];

View File

@ -24,6 +24,7 @@
#include <string.h>
#include "gb2312.h"
#include "iso-ir-165.h"
#include "cns11643.h"
#include "cns11643l1.h"
#include "cns11643l2.h"
@ -80,41 +81,41 @@ enum
ISO_IR_165_set,
SO_mask = 7,
GB7589_set = 8,
GB13131_set = 16,
CNS11643_2_set = 24,
SS2_mask = 24,
GB7589_set = 1 << 3,
GB13131_set = 2 << 3,
CNS11643_2_set = 3 << 3,
SS2_mask = 3 << 3,
GB7590_set = 0,
GB13132_set = 32,
CNS11643_3_set = 64,
CNS11643_4_set = 96,
CNS11643_5_set = 128,
CNS11643_6_set = 160,
CNS11643_7_set = 192,
SS3_mask = 224,
GB7590_set = 1 << 5,
GB13132_set = 2 << 5,
CNS11643_3_set = 3 << 5,
CNS11643_4_set = 4 << 5,
CNS11643_5_set = 5 << 5,
CNS11643_6_set = 6 << 5,
CNS11643_7_set = 7 << 5,
SS3_mask = 7 << 5,
#define CURRENT_MASK (SO_mask | SS2_mask | SS3_mask)
GB2312_ann = 256,
GB12345_ann = 512,
CNS11643_1_ann = 768,
ISO_IR_165_ann = 1024,
SO_ann = 1792,
GB2312_ann = 1 << 8,
GB12345_ann = 2 << 8,
CNS11643_1_ann = 3 << 8,
ISO_IR_165_ann = 4 << 8,
SO_ann = 7 << 8,
GB7589_ann = 2048,
GB13131_ann = 4096,
CNS11643_2_ann = 6144,
SS2_ann = 6144,
GB7589_ann = 1 << 11,
GB13131_ann = 2 << 11,
CNS11643_2_ann = 3 << 11,
SS2_ann = 3 << 11,
GB7590_ann = 8192,
GB13132_ann = 16384,
CNS11643_3_ann = 24576,
CNS11643_4_ann = 32768,
CNS11643_5_ann = 40960,
CNS11643_6_ann = 49152,
CNS11643_7_ann = 57344,
SS3_ann = 57344
GB7590_ann = 1 << 13,
GB13132_ann = 2 << 13,
CNS11643_3_ann = 3 << 13,
CNS11643_4_ann = 4 << 13,
CNS11643_5_ann = 5 << 13,
CNS11643_6_ann = 6 << 13,
CNS11643_7_ann = 7 << 13,
SS3_ann = 7 << 13
};
@ -190,16 +191,16 @@ enum
- the initial byte of the SS2 sequence. \
- the initial byte of the SS3 sequence. \
*/ \
if (inptr + 1 > inend \
if (inptr + 2 > inend \
|| (inptr[1] == '$' \
&& (inptr + 2 > inend \
|| (inptr[2] == ')' && inptr + 3 > inend) \
|| (inptr[2] == '*' && inptr + 3 > inend) \
|| (inptr[2] == '+' && inptr + 3 > inend))) \
|| (inptr[1] == SS2_1 && inptr + 3 > inend) \
|| (inptr[1] == SS3_1 && inptr + 3 > inend)) \
&& (inptr + 3 > inend \
|| (inptr[2] == ')' && inptr + 4 > inend) \
|| (inptr[2] == '*' && inptr + 4 > inend) \
|| (inptr[2] == '+' && inptr + 4 > inend))) \
|| (inptr[1] == SS2_1 && inptr + 4 > inend) \
|| (inptr[1] == SS3_1 && inptr + 4 > inend)) \
{ \
result = __GCONV_EMPTY_INPUT; \
result = __GCONV_INCOMPLETE_INPUT; \
break; \
} \
if (inptr[1] == '$' \
@ -285,17 +286,12 @@ enum
continue; \
} \
\
if (ch == ESC && (inend - inptr == 1 || inptr[1] == SS2_1)) \
if (ch == ESC && inptr[1] == SS2_1) \
{ \
/* This is a character from CNS 11643 plane 2. \
XXX We could test here whether the use of this character \
set was announced. \
XXX Current GB7589 and GB13131 are not supported. */ \
if (inend - inptr < 4) \
{ \
result = __GCONV_INCOMPLETE_INPUT; \
break; \
} \
inptr += 2; \
ch = cns11643l2_to_ucs4 (&inptr, 2, 0); \
if (ch == __UNKNOWN_10646_CHAR) \
@ -306,35 +302,53 @@ enum
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 2; \
++*irreversible; \
continue; \
} \
} \
/* Note that we can assume here that at least bytes are available if \
/* Note that we can assume here that at least 4 bytes are available if \
the first byte is ESC since otherwise the first if would have been \
true. */ \
else if (ch == ESC && inptr[1] == SS3_1) \
{ \
/* This is a character from CNS 11643 plane 3 or higher. \
XXX Current GB7590 and GB13132 are not supported. */ \
if (inend - inptr < 4) \
XXX Currently GB7590 and GB13132 are not supported. */ \
char buf[3]; \
const char *tmp = buf; \
\
buf[1] = inptr[2]; \
buf[2] = inptr[3]; \
switch (ann & SS3_ann) \
{ \
result = __GCONV_INCOMPLETE_INPUT; \
case CNS11643_3_ann: \
/* CNS 11643 plane 3 is part of the old CNS 11643 plane 14. */ \
if (buf[1] < 0x62 || (buf[1] == 0x62 && buf[2] <= 0x45)) \
{ \
buf[0] = 0x2e; \
ch = cns11643_to_ucs4 (&tmp, 3, 0); \
} \
else \
ch = __UNKNOWN_10646_CHAR; \
break; \
default: \
/* XXX Currently planes 4 to 7 are not supported. */ \
ch = __UNKNOWN_10646_CHAR; \
break; \
} \
inptr += 2; \
ch = cns11643l2_to_ucs4 (&inptr, 2, 0); \
if (ch == __UNKNOWN_10646_CHAR) \
{ \
if (! ignore_errors_p ()) \
{ \
inptr -= 2; \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 4; \
++*irreversible; \
continue; \
} \
assert (tmp == buf + 3); \
inptr += 4; \
} \
else if (set == ASCII_set) \
{ \
@ -361,7 +375,7 @@ enum
\
if (ch == 0) \
{ \
result = __GCONV_EMPTY_INPUT; \
result = __GCONV_INCOMPLETE_INPUT; \
break; \
} \
else if (ch == __UNKNOWN_10646_CHAR) \
@ -427,16 +441,16 @@ enum
char buf[2]; \
int used; \
\
if (set == GB2312_set || ((ann & CNS11643_1_ann) == 0 \
&& (ann & ISO_IR_165_ann) == 0)) \
if (set == GB2312_set || ((ann & SO_ann) != CNS11643_1_ann \
&& (ann & SO_ann) != ISO_IR_165_ann)) \
{ \
written = ucs4_to_gb2312 (ch, buf, 2); \
used = GB2312_set; \
} \
else if (set == ISO_IR_165_set || (ann & ISO_IR_165_set) != 0) \
else if (set == ISO_IR_165_set || (ann & SO_ann) == ISO_IR_165_set) \
{ \
written = ucs4_to_gb2312 (ch, buf, 2); \
used = GB2312_set; \
written = ucs4_to_isoir165 (ch, buf, 2); \
used = ISO_IR_165_set; \
} \
else \
{ \
@ -454,29 +468,66 @@ enum
used = CNS11643_2_set; \
else \
{ \
/* Well, see whether we have to change the SO set. */ \
if (set != GB2312_set) \
{ \
written = ucs4_to_gb2312 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
used = GB2312_set; \
} \
if (written == __UNKNOWN_10646_CHAR && set != ISO_IR_165_set) \
{ \
written = ucs4_to_isoir165 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
used = ISO_IR_165_set; \
} \
if (written == __UNKNOWN_10646_CHAR && set != CNS11643_1_set) \
{ \
written = ucs4_to_cns11643l1 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
used = CNS11643_1_set; \
} \
char tmpbuf[3]; \
\
if (written == __UNKNOWN_10646_CHAR) \
switch (0) \
{ \
default: \
/* Well, see whether we have to change the SO set. */ \
\
if (used != GB2312_set) \
{ \
written = ucs4_to_gb2312 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
{ \
used = GB2312_set; \
break; \
} \
} \
\
if (used != ISO_IR_165_set) \
{ \
written = ucs4_to_isoir165 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
{ \
used = ISO_IR_165_set; \
break; \
} \
} \
\
if (used != CNS11643_1_set) \
{ \
written = ucs4_to_cns11643l1 (ch, buf, 2); \
if (written != __UNKNOWN_10646_CHAR) \
{ \
used = CNS11643_1_set; \
break; \
} \
} \
\
written = ucs4_to_cns11643 (ch, tmpbuf, 3); \
if (written == 3 && tmpbuf[0] != 1 && tmpbuf[0] != 2) \
{ \
buf[0] = tmpbuf[1]; \
buf[1] = tmpbuf[2]; \
written = 2; \
/* CNS 11643 plane 3 is part of the old CNS 11643 \
plane 14. \
XXX Currently planes 4 to 7 are not supported. */ \
if (tmpbuf[0] == 14 \
&& (tmpbuf[1] < 0x62 \
|| (tmpbuf[1] == 0x62 && tmpbuf[2] <= 0x45))) \
{ \
used = CNS11643_3_set; \
break; \
} \
} \
\
/* Even this does not work. Error. */ \
used = ASCII_set; \
} \
if (used == ASCII_set) \
{ \
STANDARD_ERR_HANDLER (4); \
} \
} \
@ -488,7 +539,7 @@ enum
{ \
/* First see whether we announced that we use this \
character set. */ \
if ((ann & (2 << used)) == 0) \
if ((used & SO_mask) != 0 && (ann & SO_ann) != (used << 8)) \
{ \
const char *escseq; \
\
@ -499,18 +550,39 @@ enum
} \
\
assert (used >= 1 && used <= 4); \
escseq = "\e$)A\e$)G\e$*H\e$)E" + (used - 1) * 4; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
escseq = ")A\0\0)G)E" + (used - 1) * 2; \
*outptr++ = ESC; \
*outptr++ = '$'; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
\
if (used == GB2312_set) \
ann = (ann & CNS11643_2_ann) | GB2312_ann; \
else if (used == CNS11643_1_set) \
ann = (ann & CNS11643_2_ann) | CNS11643_1_ann; \
else \
ann |= CNS11643_2_ann; \
ann = (ann & ~SO_ann) | (used << 8); \
} \
else if ((used & SS2_mask) != 0 && (ann & SS2_ann) != (used << 8))\
{ \
const char *escseq; \
\
assert (used == CNS11643_2_set); /* XXX */ \
escseq = "*H"; \
*outptr++ = ESC; \
*outptr++ = '$'; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
\
ann = (ann & ~SS2_ann) | (used << 8); \
} \
else if ((used & SS3_mask) != 0 && (ann & SS3_ann) != (used << 8))\
{ \
const char *escseq; \
\
assert ((used >> 5) >= 3 && (used >> 5) <= 7); \
escseq = "+I+J+K+L+M" + ((used >> 5) - 3) * 2; \
*outptr++ = ESC; \
*outptr++ = '$'; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
\
ann = (ann & ~SS3_ann) | (used << 8); \
} \
\
if (used == CNS11643_2_set) \
@ -523,6 +595,16 @@ enum
*outptr++ = SS2_0; \
*outptr++ = SS2_1; \
} \
else if (used >= CNS11643_3_set && used <= CNS11643_7_set) \
{ \
if (outptr + 2 > outend) \
{ \
result = __GCONV_FULL_OUTPUT; \
break; \
} \
*outptr++ = SS3_0; \
*outptr++ = SS3_1; \
} \
else \
{ \
/* We only have to emit something if currently ASCII is \
@ -555,6 +637,7 @@ enum
\
*outptr++ = buf[0]; \
*outptr++ = buf[1]; \
set = used; \
} \
\
/* Now that we wrote the output increment the input pointer. */ \

View File

@ -141,15 +141,15 @@ enum
line; we can simply ignore them \
- the initial byte of the SS2 sequence. \
*/ \
if (__builtin_expect (inptr + 1 > inend, 0) \
if (__builtin_expect (inptr + 2 > inend, 0) \
|| (inptr[1] == '$' \
&& (__builtin_expect (inptr + 2 > inend, 0) \
&& (__builtin_expect (inptr + 3 > inend, 0) \
|| (inptr[2] == ')' \
&& __builtin_expect (inptr + 3 > inend, 0)) \
&& __builtin_expect (inptr + 4 > inend, 0)) \
|| (inptr[2] == '*' \
&& __builtin_expect (inptr + 3 > inend, 0)))) \
&& __builtin_expect (inptr + 4 > inend, 0)))) \
|| (inptr[1] == SS2_1 \
&& __builtin_expect (inptr + 3 > inend, 0))) \
&& __builtin_expect (inptr + 4 > inend, 0))) \
{ \
result = __GCONV_INCOMPLETE_INPUT; \
break; \
@ -313,14 +313,14 @@ enum
else \
{ \
/* Well, see whether we have to change the SO set. */ \
if (set == GB2312_set) \
if (used == GB2312_set) \
written = ucs4_to_cns11643l1 (ch, buf, 2); \
else \
written = ucs4_to_gb2312 (ch, buf, 2); \
\
if (__builtin_expect (written, 0) != __UNKNOWN_10646_CHAR) \
/* Oh well, then switch SO. */ \
used = GB2312_set + CNS11643_1_set - set; \
used = GB2312_set + CNS11643_1_set - used; \
else \
{ \
/* Even this does not work. Error. */ \
@ -335,7 +335,7 @@ enum
{ \
/* First see whether we announced that we use this \
character set. */ \
if ((ann & (2 << used)) == 0) \
if ((ann & (16 << (used >> 3))) == 0) \
{ \
const char *escseq; \
\
@ -345,10 +345,10 @@ enum
break; \
} \
\
assert (used >= 1 && used <= 3); \
escseq = "\e$)A\e$)G\e$*H" + (used - 1) * 4; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
assert ((used >> 3) >= 1 && (used >> 3) <= 3); \
escseq = ")A)G*H" + ((used >> 3) - 1) * 2; \
*outptr++ = ESC; \
*outptr++ = '$'; \
*outptr++ = *escseq++; \
*outptr++ = *escseq++; \
\
@ -402,6 +402,7 @@ enum
\
*outptr++ = buf[0]; \
*outptr++ = buf[1]; \
set = used; \
} \
\
/* Now that we wrote the output increment the input pointer. */ \

View File

@ -546,7 +546,7 @@ const struct gap __isoir165_from_idx[] =
};
const char __isoir165_tab[29852] =
const char __isoir165_from_tab[29852] =
"\x2a\x21" "\x2a\x22" "\x2a\x23" "\x21\x67" "\x2a\x25" "\x2a\x26" "\x2a\x27"
"\x2a\x28" "\x2a\x29" "\x2a\x2a" "\x2a\x2b" "\x2a\x2c" "\x2a\x2d" "\x2a\x2e"
"\x2a\x2f" "\x2a\x30" "\x2a\x31" "\x2a\x32" "\x2a\x33" "\x2a\x34" "\x2a\x35"

View File

@ -216,7 +216,7 @@ main (int argc, char *argv[])
exit (1);
}
if (ferror (stdin) || ferror (stdout))
if (ferror (stdin) || fflush (stdout) || ferror (stdout))
{
fprintf (stderr, "I/O error\n");
exit (1);

View File

@ -97,7 +97,7 @@ main (int argc, char *argv[])
exit (1);
}
if (ferror (stdin) || ferror (stdout))
if (ferror (stdin) || fflush (stdout) || ferror (stdout))
{
fprintf (stderr, "I/O error\n");
exit (1);

View File

@ -154,6 +154,23 @@ gconv_end (struct __gconv_step *data)
{ \
STANDARD_ERR_HANDLER (4); \
} \
else if (__builtin_expect (c >= 0xd800 && c < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-4 input are not valid. \
We must catch this, because the UCS-2 output might be \
interpreted as UTF-16 by other programs. If we let \
surrogates pass through, attackers could make a security \
hole exploit by synthesizing any desired plane 1-16 \
character. */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 4; \
++*irreversible; \
continue; \
} \
else \
{ \
put16 (outptr, c); \
@ -179,11 +196,26 @@ gconv_end (struct __gconv_step *data)
if (swap) \
u1 = bswap_16 (u1); \
\
if (__builtin_expect (u1 >= 0xd800 && u1 < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-2 input are not valid. Reject \
them. (Catching this here is not security relevant.) */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 2; \
++*irreversible; \
continue; \
} \
\
put32 (outptr, u1); \
\
inptr += 2; \
outptr += 4; \
}
#define LOOP_NEED_FLAGS
#define EXTRA_LOOP_DECLS \
, int swap
#include <iconv/loop.c>

View File

@ -109,32 +109,32 @@ gconv_init (struct __gconv_step *step)
enum variant var = illegal_var;
int result;
if (__strcasecmp (step->__from_name, "UTF-16") == 0)
if (__strcasecmp (step->__from_name, "UTF-16//") == 0)
{
dir = from_utf16;
var = UTF_16;
}
else if (__strcasecmp (step->__to_name, "UTF-16") == 0)
else if (__strcasecmp (step->__to_name, "UTF-16//") == 0)
{
dir = to_utf16;
var = UTF_16;
}
else if (__strcasecmp (step->__from_name, "UTF-16BE") == 0)
else if (__strcasecmp (step->__from_name, "UTF-16BE//") == 0)
{
dir = from_utf16;
var = UTF_16BE;
}
else if (__strcasecmp (step->__to_name, "UTF-16BE") == 0)
else if (__strcasecmp (step->__to_name, "UTF-16BE//") == 0)
{
dir = to_utf16;
var = UTF_16BE;
}
else if (__strcasecmp (step->__from_name, "UTF-16LE") == 0)
else if (__strcasecmp (step->__from_name, "UTF-16LE//") == 0)
{
dir = from_utf16;
var = UTF_16LE;
}
else if (__strcasecmp (step->__to_name, "UTF-16LE") == 0)
else if (__strcasecmp (step->__to_name, "UTF-16LE//") == 0)
{
dir = to_utf16;
var = UTF_16LE;
@ -196,6 +196,22 @@ gconv_end (struct __gconv_step *data)
{ \
uint32_t c = get32 (inptr); \
\
if (__builtin_expect (c >= 0xd800 && c < 0xe000, 0)) \
{ \
/* Surrogate characters in UCS-4 input are not valid. \
We must catch this. If we let surrogates pass through, \
attackers could make a security hole exploit by \
synthesizing any desired plane 1-16 character. */ \
if (! ignore_errors_p ()) \
{ \
result = __GCONV_ILLEGAL_INPUT; \
break; \
} \
inptr += 4; \
++*irreversible; \
continue; \
} \
\
if (swap) \
{ \
if (__builtin_expect (c, 0) >= 0x10000) \

View File

@ -29,7 +29,7 @@
#endif
#include <dlfcn.h>
#include <fcntl.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
@ -268,6 +268,13 @@ mtrace ()
mallstream = fopen (mallfile != NULL ? mallfile : "/dev/null", "w");
if (mallstream != NULL)
{
/* Make sure we close the file descriptor on exec. */
int flags = __fcntl (fileno (mallstream), F_GETFD, 0);
if (flags >= 0)
{
flags |= FD_CLOEXEC;
__fcntl (fileno (mallstream), F_SETFD, flags);
}
/* Be sure it doesn't malloc its buffer! */
setvbuf (mallstream, malloc_trace_buffer, _IOFBF, TRACE_BUFFER_SIZE);
fprintf (mallstream, "= Start\n");

View File

@ -1,4 +1,4 @@
/* This file just defines the current version number of libc. */
#define RELEASE "development"
#define VERSION "2.1.93"
#define VERSION "2.1.94"