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-rw-r--r--libio/iovsprintf.c4
-rw-r--r--libio/iovsscanf.c4
-rw-r--r--libio/libioP.h5
-rw-r--r--libio/memstream.c4
-rw-r--r--libio/obprintf.c8
-rw-r--r--libio/strops.c48
-rw-r--r--libio/vasprintf.c2
-rw-r--r--libio/vsnprintf.c4
-rw-r--r--libio/wstrops.c46
9 files changed, 52 insertions, 73 deletions
diff --git a/libio/iovsprintf.c b/libio/iovsprintf.c
index dbaa53f..b26a99b 100644
--- a/libio/iovsprintf.c
+++ b/libio/iovsprintf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1997-2000, 2001, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1997-2003 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
@@ -42,7 +42,7 @@ _IO_vsprintf (string, format, args)
#endif
_IO_no_init (&sf._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
- INTUSE(_IO_str_init_static) (&sf, string, -1, string);
+ _IO_str_init_static_internal (&sf, string, -1, string);
ret = INTUSE(_IO_vfprintf) ((_IO_FILE *) &sf._sbf, format, args);
_IO_putc_unlocked ('\0', (_IO_FILE *) &sf._sbf);
return ret;
diff --git a/libio/iovsscanf.c b/libio/iovsscanf.c
index 1bb4755..1a965c2 100644
--- a/libio/iovsscanf.c
+++ b/libio/iovsscanf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1997-2000, 2001, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1997-2003 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
@@ -41,7 +41,7 @@ _IO_vsscanf (string, format, args)
#endif
_IO_no_init (&sf._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
- INTUSE(_IO_str_init_static) (&sf, (char*)string, 0, NULL);
+ _IO_str_init_static_internal (&sf, (char*)string, 0, NULL);
ret = INTUSE(_IO_vfscanf) ((_IO_FILE *) &sf._sbf, format, args, NULL);
return ret;
}
diff --git a/libio/libioP.h b/libio/libioP.h
index ca6535a..38daa1d 100644
--- a/libio/libioP.h
+++ b/libio/libioP.h
@@ -619,8 +619,7 @@ extern void _IO_str_init_readonly __P ((struct _IO_strfile_ *, const char *, int
extern _IO_ssize_t _IO_str_count __P ((_IO_FILE *));
/* And the wide character versions. */
-extern void _IO_wstr_init_static __P ((_IO_FILE *, wchar_t *, int, wchar_t *));
-extern void _IO_wstr_init_readonly __P ((_IO_FILE *, const char *, int));
+extern void _IO_wstr_init_static __P ((_IO_FILE *, wchar_t *, _IO_size_t, wchar_t *));
extern _IO_ssize_t _IO_wstr_count __P ((_IO_FILE *));
extern _IO_wint_t _IO_wstr_overflow __P ((_IO_FILE *, _IO_wint_t));
extern _IO_wint_t _IO_wstr_underflow __P ((_IO_FILE *));
@@ -710,7 +709,7 @@ extern int _IO_str_pbackfail_internal __P ((_IO_FILE *, int));
extern _IO_off64_t _IO_str_seekoff_internal __P ((_IO_FILE *, _IO_off64_t,
int, int));
extern void _IO_str_init_static_internal __P ((struct _IO_strfile_ *, char *,
- int, char *));
+ _IO_size_t, char *));
extern struct _IO_jump_t _IO_file_jumps_internal attribute_hidden;
extern struct _IO_jump_t _IO_wfile_jumps_internal attribute_hidden;
diff --git a/libio/memstream.c b/libio/memstream.c
index a3ec964..efc6d83 100644
--- a/libio/memstream.c
+++ b/libio/memstream.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1995,1996,1997,1999,2000,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1995-1997,1999,2000,2002,2003 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
@@ -114,7 +114,7 @@ open_memstream (bufloc, sizeloc)
return NULL;
_IO_no_init (&new_f->fp._sf._sbf._f, 0, 0, &new_f->wd, &_IO_wmem_jumps);
_IO_JUMPS ((struct _IO_FILE_plus *) &new_f->fp._sf._sbf) = &_IO_mem_jumps;
- INTUSE(_IO_str_init_static) (&new_f->fp._sf, buf, _IO_BUFSIZ, buf);
+ _IO_str_init_static_internal (&new_f->fp._sf, buf, _IO_BUFSIZ, buf);
new_f->fp._sf._sbf._f._flags &= ~_IO_USER_BUF;
new_f->fp._sf._s._allocate_buffer = (_IO_alloc_type) malloc;
new_f->fp._sf._s._free_buffer = (_IO_free_type) free;
diff --git a/libio/obprintf.c b/libio/obprintf.c
index aa59145..97b5def 100644
--- a/libio/obprintf.c
+++ b/libio/obprintf.c
@@ -1,5 +1,5 @@
/* Print output of stream to given obstack.
- Copyright (C) 1996,1997,1999,2000,2001,2002 Free Software Foundation, Inc.
+ Copyright (C) 1996,1997,1999-2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
@@ -153,9 +153,9 @@ _IO_obstack_vprintf (struct obstack *obstack, const char *format, va_list args)
assert (size != 0);
}
- INTUSE(_IO_str_init_static) ((struct _IO_strfile_ *) &new_f.ofile,
- obstack_base (obstack),
- size, obstack_next_free (obstack));
+ _IO_str_init_static_internal ((struct _IO_strfile_ *) &new_f.ofile,
+ obstack_base (obstack),
+ size, obstack_next_free (obstack));
/* Now allocate the rest of the current chunk. */
assert (size == (new_f.ofile.file.file._IO_write_end
- new_f.ofile.file.file._IO_write_base));
diff --git a/libio/strops.c b/libio/strops.c
index d95f33c..8e5ec6d 100644
--- a/libio/strops.c
+++ b/libio/strops.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1997-2000, 2001, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1997-2003 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
@@ -63,33 +63,22 @@
#endif
void
-_IO_str_init_static (sf, ptr, size, pstart)
+_IO_str_init_static_internal (sf, ptr, size, pstart)
_IO_strfile *sf;
char *ptr;
- int size;
+ _IO_size_t size;
char *pstart;
{
_IO_FILE *fp = &sf->_sbf._f;
+ char *end;
if (size == 0)
- size = strlen (ptr);
- else if (size < 0)
- {
- /* If size is negative 'the characters are assumed to
- continue indefinitely.' This is kind of messy ... */
- int s;
- size = 512;
- /* Try increasing powers of 2, as long as we don't wrap around. */
- for (; s = 2*size, s > 0 && ptr + s > ptr && s < 0x4000000L; )
- size = s;
- /* Try increasing size as much as we can without wrapping around. */
- for (s = size >> 1; s > 0; s >>= 1)
- {
- if (ptr + size + s > ptr)
- size += s;
- }
- }
- INTUSE(_IO_setb) (fp, ptr, ptr + size, 0);
+ end = __rawmemchr (ptr, '\0');
+ else if ((_IO_size_t) ptr + size > (_IO_size_t) ptr)
+ end = ptr + size;
+ else
+ end = (char *) -1;
+ INTUSE(_IO_setb) (fp, ptr, end, 0);
fp->_IO_write_base = ptr;
fp->_IO_read_base = ptr;
@@ -97,19 +86,28 @@ _IO_str_init_static (sf, ptr, size, pstart)
if (pstart)
{
fp->_IO_write_ptr = pstart;
- fp->_IO_write_end = ptr + size;
+ fp->_IO_write_end = end;
fp->_IO_read_end = pstart;
}
else
{
fp->_IO_write_ptr = ptr;
fp->_IO_write_end = ptr;
- fp->_IO_read_end = ptr+size;
+ fp->_IO_read_end = end;
}
/* A null _allocate_buffer function flags the strfile as being static. */
sf->_s._allocate_buffer = (_IO_alloc_type) 0;
}
-INTDEF(_IO_str_init_static)
+
+void
+_IO_str_init_static (sf, ptr, size, pstart)
+ _IO_strfile *sf;
+ char *ptr;
+ int size;
+ char *pstart;
+{
+ return _IO_str_init_static_internal (sf, ptr, size < 0 ? -1 : size, pstart);
+}
void
_IO_str_init_readonly (sf, ptr, size)
@@ -117,7 +115,7 @@ _IO_str_init_readonly (sf, ptr, size)
const char *ptr;
int size;
{
- INTUSE(_IO_str_init_static) (sf, (char *) ptr, size, NULL);
+ _IO_str_init_static_internal (sf, (char *) ptr, size < 0 ? -1 : size, NULL);
sf->_sbf._f._IO_file_flags |= _IO_NO_WRITES;
}
diff --git a/libio/vasprintf.c b/libio/vasprintf.c
index fb7e006..4e5b7f4 100644
--- a/libio/vasprintf.c
+++ b/libio/vasprintf.c
@@ -54,7 +54,7 @@ _IO_vasprintf (result_ptr, format, args)
#endif
_IO_no_init ((_IO_FILE *) &sf._sbf, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf._sbf) = &_IO_str_jumps;
- INTUSE(_IO_str_init_static) (&sf, string, init_string_size, string);
+ _IO_str_init_static_internal (&sf, string, init_string_size, string);
sf._sbf._f._flags &= ~_IO_USER_BUF;
sf._s._allocate_buffer = (_IO_alloc_type) malloc;
sf._s._free_buffer = (_IO_free_type) free;
diff --git a/libio/vsnprintf.c b/libio/vsnprintf.c
index 8a3afc4..3057082 100644
--- a/libio/vsnprintf.c
+++ b/libio/vsnprintf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994,1997,1999,2000,2001,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1994,1997,1999-2003 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
@@ -126,7 +126,7 @@ _IO_vsnprintf (string, maxlen, format, args)
_IO_no_init (&sf.f._sbf._f, _IO_USER_LOCK, -1, NULL, NULL);
_IO_JUMPS ((struct _IO_FILE_plus *) &sf.f._sbf) = &_IO_strn_jumps;
string[0] = '\0';
- INTUSE(_IO_str_init_static) (&sf.f, string, maxlen - 1, string);
+ _IO_str_init_static_internal (&sf.f, string, maxlen - 1, string);
ret = INTUSE(_IO_vfprintf) ((_IO_FILE *) &sf.f._sbf, format, args);
if (sf.f._sbf._f._IO_buf_base != sf.overflow_buf)
diff --git a/libio/wstrops.c b/libio/wstrops.c
index 3c9c497..b180a8f 100644
--- a/libio/wstrops.c
+++ b/libio/wstrops.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993,1997,1998,1999,2001,2002 Free Software Foundation, Inc.
+/* Copyright (C) 1993,1997-1999,2001-2003 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
@@ -67,28 +67,20 @@ void
_IO_wstr_init_static (fp, ptr, size, pstart)
_IO_FILE *fp;
wchar_t *ptr;
- int size;
+ _IO_size_t size;
wchar_t *pstart;
{
+ wchar_t *end;
+
if (size == 0)
- size = __wcslen (ptr);
- else if (size < 0)
- {
- /* If size is negative 'the characters are assumed to
- continue indefinitely.' This is kind of messy ... */
- int s;
- size = 512;
- /* Try increasing powers of 2, as long as we don't wrap around. */
- for (; s = 2*size, s > 0 && ptr + s > ptr && s < 0x4000000L; )
- size = s;
- /* Try increasing size as much as we can without wrapping around. */
- for (s = size >> 1; s > 0; s >>= 1)
- {
- if (ptr + size + s > ptr)
- size += s;
- }
- }
- INTUSE(_IO_wsetb) (fp, ptr, ptr + size, 0);
+ end = ptr + __wcslen (ptr);
+ else if ((_IO_size_t) ptr + size * sizeof (wchar_t) > (_IO_size_t) ptr)
+ end = ptr + size;
+ else
+ /* Even for misaligned ptr make sure there is integral number of wide
+ characters. */
+ end = ptr + (-1 - (_IO_size_t) ptr) / sizeof (wchar_t);
+ INTUSE(_IO_wsetb) (fp, ptr, end, 0);
fp->_wide_data->_IO_write_base = ptr;
fp->_wide_data->_IO_read_base = ptr;
@@ -96,29 +88,19 @@ _IO_wstr_init_static (fp, ptr, size, pstart)
if (pstart)
{
fp->_wide_data->_IO_write_ptr = pstart;
- fp->_wide_data->_IO_write_end = ptr + size;
+ fp->_wide_data->_IO_write_end = end;
fp->_wide_data->_IO_read_end = pstart;
}
else
{
fp->_wide_data->_IO_write_ptr = ptr;
fp->_wide_data->_IO_write_end = ptr;
- fp->_wide_data->_IO_read_end = ptr + size;
+ fp->_wide_data->_IO_read_end = end;
}
/* A null _allocate_buffer function flags the strfile as being static. */
(((_IO_strfile *) fp)->_s._allocate_buffer) = (_IO_alloc_type)0;
}
-void
-_IO_wstr_init_readonly (fp, ptr, size)
- _IO_FILE *fp;
- const char *ptr;
- int size;
-{
- _IO_wstr_init_static (fp, (wchar_t *) ptr, size, NULL);
- fp->_IO_file_flags |= _IO_NO_WRITES;
-}
-
_IO_wint_t
_IO_wstr_overflow (fp, c)
_IO_FILE *fp;
generated by cgit v1.1 at 2024-11-08 08:08:09 +0000