From 4ba3332c08d500333b808f33f569dabc0e9f7059 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Mon, 20 Mar 2017 21:09:54 +0100
Subject: [PATCH] New constant NETTLE_MAX_HASH_CONTEXT_SIZE.
* nettle-internal.h (NETTLE_MAX_HASH_CONTEXT_SIZE): New constant.
* testsuite/meta-hash-test.c (test_main): Add sanity check for
NETTLE_MAX_HASH_CONTEXT_SIZE.
---
ChangeLog | 4 ++++
nettle-internal.h | 1 +
testsuite/meta-hash-test.c | 7 +++++--
3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index b67b44d1..d797e625 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
2017-03-20 Niels Möller <nisse@lysator.liu.se>
+ * nettle-internal.h (NETTLE_MAX_HASH_CONTEXT_SIZE): New constant.
+ * testsuite/meta-hash-test.c (test_main): Add sanity check for
+ NETTLE_MAX_HASH_CONTEXT_SIZE.
+
* tools/nettle-hash.c (list_algorithms): Also display the internal
context size.
diff --git a/nettle-internal.h b/nettle-internal.h
index 4e3098bb..9c4c699d 100644
--- a/nettle-internal.h
+++ b/nettle-internal.h
@@ -54,6 +54,7 @@
/* Arbitrary limits which apply to systems that don't have alloca */
#define NETTLE_MAX_HASH_BLOCK_SIZE 128
#define NETTLE_MAX_HASH_DIGEST_SIZE 64
+#define NETTLE_MAX_HASH_CONTEXT_SIZE (sizeof(struct sha3_224_ctx))
#define NETTLE_MAX_SEXP_ASSOC 17
#define NETTLE_MAX_CIPHER_BLOCK_SIZE 32
diff --git a/testsuite/meta-hash-test.c b/testsuite/meta-hash-test.c
index 0dcd1b9b..f7fa5369 100644
--- a/testsuite/meta-hash-test.c
+++ b/testsuite/meta-hash-test.c
@@ -1,6 +1,8 @@
#include "testutils.h"
#include "nettle-internal.h"
#include "nettle-meta.h"
+/* For NETTLE_MAX_HASH_CONTEXT_SIZE */
+#include "sha3.h"
const char* hashes[] = {
"md2",
@@ -34,7 +36,8 @@ test_main(void)
while (NULL != nettle_hashes[j])
j++;
ASSERT(j == count); /* we are not missing testing any hashes */
- for (j = 0; NULL != nettle_hashes[j]; j++)
+ for (j = 0; NULL != nettle_hashes[j]; j++) {
ASSERT(nettle_hashes[j]->digest_size <= NETTLE_MAX_HASH_DIGEST_SIZE);
+ ASSERT(nettle_hashes[j]->context_size <= NETTLE_MAX_HASH_CONTEXT_SIZE);
+ }
}
-
--
GitLab