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| author | Ulrich Drepper <drepper@gmail.com> | 2011-07-19 16:53:43 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-07-19 16:53:43 -0400 |
| commit | 7dc6bd90c569c49807462b0740b18e32fab4d8b7 (patch) | |
| tree | 1b6b4a3df6408992625f329206dbe98619589a17 /crypt/md5.h | |
| parent | e0e722848005e335132015a64a09cad7f7a12073 (diff) | |
| download | glibc-7dc6bd90c569c49807462b0740b18e32fab4d8b7.tar.gz glibc-7dc6bd90c569c49807462b0740b18e32fab4d8b7.tar.xz glibc-7dc6bd90c569c49807462b0740b18e32fab4d8b7.zip | |
Use union to avoid casts in code to store results of hashsum computations
Diffstat (limited to 'crypt/md5.h')
| -rw-r--r-- | crypt/md5.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/crypt/md5.h b/crypt/md5.h index b474a84b8b..64a73bdc83 100644 --- a/crypt/md5.h +++ b/crypt/md5.h @@ -1,6 +1,6 @@ /* Declaration of functions and data types used for MD5 sum computing library functions. - Copyright (C) 1995-1997,1999,2000,2001,2004,2005 + Copyright (C) 1995-1997,1999,2000,2001,2004,2005,2011 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -68,7 +68,7 @@ typedef uintptr_t md5_uintptr; typedef unsigned long md5_uint32; # else /* The following line is intended to evoke an error. - Using #error is not portable enough. */ + Using #error is not portable enough. */ "Cannot determine unsigned 32-bit data type." # endif # endif @@ -88,7 +88,11 @@ struct md5_ctx md5_uint32 total[2]; md5_uint32 buflen; - char buffer[128] __attribute__ ((__aligned__ (__alignof__ (md5_uint32)))); + union + { + char buffer[128]; + md5_uint32 buffer32[32]; + }; }; /* |