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md5.c (md5_process_bytes): Correct handling of unaligned buffer. 

* md5.c (md5_process_bytes): Correct handling of unaligned
	buffer.

From-SVN: r179128
This commit is contained in:
Ian Lance Taylor 2011-09-23 19:19:52 +00:00 committed by Ian Lance Taylor
parent 4103605f99
commit d303ec8e17
2 changed files with 11 additions and 4 deletions
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5
libiberty/ChangeLog
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@ -1,3 +1,8 @@
2011-09-23 Ian Lance Taylor <iant@google.com>
* md5.c (md5_process_bytes): Correct handling of unaligned
buffer.
2011-08-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* aclocal.m4: Include ../config/picflag.m4.

10
libiberty/md5.c
View File

@ -1,6 +1,6 @@
/* md5.c - Functions to compute MD5 message digest of files or memory blocks
according to the definition of MD5 in RFC 1321 from April 1992.
Copyright (C) 1995, 1996 Free Software Foundation, Inc.
Copyright (C) 1995, 1996, 2011 Free Software Foundation, Inc.
NOTE: This source is derived from an old version taken from the GNU C
Library (glibc).
@ -245,9 +245,11 @@ md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx)
}
else
#endif
md5_process_block (buffer, len & ~63, ctx);
buffer = (const void *) ((const char *) buffer + (len & ~63));
len &= 63;
{
md5_process_block (buffer, len & ~63, ctx);
buffer = (const void *) ((const char *) buffer + (len & ~63));
len &= 63;
}
}
/* Move remaining bytes in internal buffer. */