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GNU C Library master sources branch, master, updated. glibc-2.13-37-g13a804d
- From: drepper at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 4 Mar 2011 05:51:37 -0000
- Subject: GNU C Library master sources branch, master, updated. glibc-2.13-37-g13a804d
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via 9d25c392ba73065ac20f518d1cef1cdc96860545 (commit)
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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=13a804de8f3091e8ccd9b650f61becd6e1304227
commit 13a804de8f3091e8ccd9b650f61becd6e1304227
Author: Ulrich Drepper <drepper@gmail.com>
Date: Fri Mar 4 00:49:46 2011 -0500
Optimize fmemopen a bit.
diff --git a/ChangeLog b/ChangeLog
index 16da2c1..c6d652d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-04 Ulrich Drepper <drepper@gmail.com>
+
+ * libio/fmemopen.c (fmemopen): Optimize a bit.
+
2011-03-03 Andreas Schwab <schwab@redhat.com>
* libio/fmemopen.c (fmemopen): Don't read past end of buffer.
diff --git a/libio/fmemopen.c b/libio/fmemopen.c
index 1a631d5..75f9f7e 100644
--- a/libio/fmemopen.c
+++ b/libio/fmemopen.c
@@ -226,6 +226,7 @@ fmemopen (void *buf, size_t len, const char *mode)
return NULL;
}
c->buffer[0] = '\0';
+ c->maxpos = 0;
}
else
{
@@ -236,14 +237,14 @@ fmemopen (void *buf, size_t len, const char *mode)
}
c->buffer = buf;
- }
- c->size = len;
+ if (mode[0] == 'w')
+ c->buffer[0] = '\0';
- if (mode[0] == 'w')
- c->buffer[0] = '\0';
+ c->maxpos = strnlen (c->buffer, len);
+ }
- c->maxpos = strnlen (c->buffer, len);
+ c->size = len;
if (mode[0] == 'a')
c->pos = c->maxpos;
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=9d25c392ba73065ac20f518d1cef1cdc96860545
commit 9d25c392ba73065ac20f518d1cef1cdc96860545
Author: Andreas Schwab <schwab@redhat.com>
Date: Fri Mar 4 00:48:00 2011 -0500
Don't read past end of buffer in fmemopen
diff --git a/ChangeLog b/ChangeLog
index 2cfa1e4..16da2c1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2011-03-03 Andreas Schwab <schwab@redhat.com>
+
+ * libio/fmemopen.c (fmemopen): Don't read past end of buffer.
+
2011-03-03 Roland McGrath <roland@redhat.com>
* setjmp/bits/setjmp2.h: Canonicalize comment formatting.
diff --git a/libio/fmemopen.c b/libio/fmemopen.c
index d3750fc..1a631d5 100644
--- a/libio/fmemopen.c
+++ b/libio/fmemopen.c
@@ -1,5 +1,5 @@
/* Fmemopen implementation.
- Copyright (C) 2000, 2002, 2005, 2006, 2008, 2009
+ Copyright (C) 2000, 2002, 2005, 2006, 2008, 2009, 2011
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Hanno Mueller, kontakt@hanno.de, 2000.
@@ -243,7 +243,7 @@ fmemopen (void *buf, size_t len, const char *mode)
if (mode[0] == 'w')
c->buffer[0] = '\0';
- c->maxpos = strlen (c->buffer);
+ c->maxpos = strnlen (c->buffer, len);
if (mode[0] == 'a')
c->pos = c->maxpos;
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 8 ++++++++
libio/fmemopen.c | 13 +++++++------
2 files changed, 15 insertions(+), 6 deletions(-)
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