From 11053fd4245c5cc0dbd885122e0ef28d11b2db7e Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Date: Thu, 9 Feb 2023 10:26:43 -0300 Subject: crypto: Remove _STRING_ARCH_unaligned usage Assume unaligned inputs on all cases. The code is built and used only in compat mode. Checked on x86_64-linux-gnu and i686-linux-gnu. Reviewed-by: Wilco Dijkstra --- crypt/md5.c | 24 ++++-------------------- 1 file changed, 4 insertions(+), 20 deletions(-) (limited to 'crypt/md5.c') diff --git a/crypt/md5.c b/crypt/md5.c index c7a232a..03240a9 100644 --- a/crypt/md5.c +++ b/crypt/md5.c @@ -229,27 +229,11 @@ md5_process_bytes (const void *buffer, size_t len, struct md5_ctx *ctx) /* Process available complete blocks. */ if (len >= 64) { -#if !_STRING_ARCH_unaligned -/* To check alignment gcc has an appropriate operator. Other - compilers don't. */ -# if __GNUC__ >= 2 -# define UNALIGNED_P(p) (((md5_uintptr) p) % __alignof__ (md5_uint32) != 0) -# else -# define UNALIGNED_P(p) (((md5_uintptr) p) % sizeof (md5_uint32) != 0) -# endif - if (UNALIGNED_P (buffer)) - while (len > 64) - { - __md5_process_block (memcpy (ctx->buffer, buffer, 64), 64, ctx); - buffer = (const char *) buffer + 64; - len -= 64; - } - else -#endif + while (len > 64) { - __md5_process_block (buffer, len & ~63, ctx); - buffer = (const char *) buffer + (len & ~63); - len &= 63; + __md5_process_block (memcpy (ctx->buffer, buffer, 64), 64, ctx); + buffer = (const char *) buffer + 64; + len -= 64; } } -- cgit v1.1