summaryrefslogtreecommitdiff
path: root/code/ecp/crypto/compat
diff options
context:
space:
mode:
authorUros Majstorovic <majstor@majstor.org>2020-08-05 03:38:22 +0200
committerUros Majstorovic <majstor@majstor.org>2020-08-05 03:38:22 +0200
commit5cd610a07468137066ea4daa5176c3e7045113b0 (patch)
treea6a5b572572f8f37ec2cb87332fa46e9bcc53aa7 /code/ecp/crypto/compat
parent2473a7d5c51806ab8651cd3c4e07a15b62084eb5 (diff)
ecp moved to root; fixed utils and tests
Diffstat (limited to 'code/ecp/crypto/compat')
-rw-r--r--code/ecp/crypto/compat/Makefile14
-rw-r--r--code/ecp/crypto/compat/explicit_bzero.c19
-rw-r--r--code/ecp/crypto/compat/timingsafe_bcmp.c29
-rw-r--r--code/ecp/crypto/compat/timingsafe_memcmp.c46
4 files changed, 0 insertions, 108 deletions
diff --git a/code/ecp/crypto/compat/Makefile b/code/ecp/crypto/compat/Makefile
deleted file mode 100644
index 1a8c2ee..0000000
--- a/code/ecp/crypto/compat/Makefile
+++ /dev/null
@@ -1,14 +0,0 @@
-include ../../Makefile.platform
-CFLAGS += $(PIC) -I../include -D__BEGIN_HIDDEN_DECLS= -D__END_HIDDEN_DECLS=
-
-obj = explicit_bzero.o timingsafe_memcmp.o timingsafe_bcmp.o
-
-
-all: $(obj)
-dep: all
-
-%.o: %.c
- $(CC) $(CFLAGS) -c $<
-
-clean:
- rm -f *.o *.a
diff --git a/code/ecp/crypto/compat/explicit_bzero.c b/code/ecp/crypto/compat/explicit_bzero.c
deleted file mode 100644
index 5dd0103..0000000
--- a/code/ecp/crypto/compat/explicit_bzero.c
+++ /dev/null
@@ -1,19 +0,0 @@
-/* $OpenBSD: explicit_bzero.c,v 1.4 2015/08/31 02:53:57 guenther Exp $ */
-/*
- * Public domain.
- * Written by Matthew Dempsky.
- */
-
-#include <string.h>
-
-__attribute__((weak)) void
-__explicit_bzero_hook(void *buf, size_t len)
-{
-}
-
-void
-explicit_bzero(void *buf, size_t len)
-{
- memset(buf, 0, len);
- __explicit_bzero_hook(buf, len);
-}
diff --git a/code/ecp/crypto/compat/timingsafe_bcmp.c b/code/ecp/crypto/compat/timingsafe_bcmp.c
deleted file mode 100644
index 552e844..0000000
--- a/code/ecp/crypto/compat/timingsafe_bcmp.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/* $OpenBSD: timingsafe_bcmp.c,v 1.3 2015/08/31 02:53:57 guenther Exp $ */
-/*
- * Copyright (c) 2010 Damien Miller. All rights reserved.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <string.h>
-
-int
-timingsafe_bcmp(const void *b1, const void *b2, size_t n)
-{
- const unsigned char *p1 = b1, *p2 = b2;
- int ret = 0;
-
- for (; n > 0; n--)
- ret |= *p1++ ^ *p2++;
- return (ret != 0);
-}
diff --git a/code/ecp/crypto/compat/timingsafe_memcmp.c b/code/ecp/crypto/compat/timingsafe_memcmp.c
deleted file mode 100644
index bb210a3..0000000
--- a/code/ecp/crypto/compat/timingsafe_memcmp.c
+++ /dev/null
@@ -1,46 +0,0 @@
-/* $OpenBSD: timingsafe_memcmp.c,v 1.2 2015/08/31 02:53:57 guenther Exp $ */
-/*
- * Copyright (c) 2014 Google Inc.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <limits.h>
-#include <string.h>
-
-int
-timingsafe_memcmp(const void *b1, const void *b2, size_t len)
-{
- const unsigned char *p1 = b1, *p2 = b2;
- size_t i;
- int res = 0, done = 0;
-
- for (i = 0; i < len; i++) {
- /* lt is -1 if p1[i] < p2[i]; else 0. */
- int lt = (p1[i] - p2[i]) >> CHAR_BIT;
-
- /* gt is -1 if p1[i] > p2[i]; else 0. */
- int gt = (p2[i] - p1[i]) >> CHAR_BIT;
-
- /* cmp is 1 if p1[i] > p2[i]; -1 if p1[i] < p2[i]; else 0. */
- int cmp = lt - gt;
-
- /* set res = cmp if !done. */
- res |= cmp & ~done;
-
- /* set done if p1[i] != p2[i]. */
- done |= lt | gt;
- }
-
- return (res);
-}