Rewrite dissectors to use Libgcrypt functions.

As discussed on the mailinglist, rewriting dissectors to use Libgcrypt
functions as Libgcrypt will be mandatory after change 20030.
Removal of following functions:
- crypt_md4
- crypt_rc4*
- aes_cmac_encrypt_*
- md5_*
- sha1_*
- sha256_*

Further candidates:
- aes_*
- rijndael_*
- ...

Added functions:
- ws_hmac_buffer

Added const macros:
- HASH_MD5_LENGTH
- HASH_SHA1_LENGTH

Changes on epan/crypt/* verified with captures from
https://wiki.wireshark.org/HowToDecrypt802.11
Changes on packet-snmp.c and packet-radius.c verified with captures from
https://wiki.wireshark.org/SampleCapture
Changes on packet-tacacs.c verified with capture from
http://ccie-in-3-months.blogspot.nl/2009/04/decoding-login-credentials-regardless.html

Change-Id: Iea6ba2bf207cf0f1bf2117068fb1abcfeaafaa46
Link: https://www.wireshark.org/lists/wireshark-dev/201702/msg00011.html
Reviewed-on: https://code.wireshark.org/review/20095
Petri-Dish: Peter Wu <peter@lekensteyn.nl>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Peter Wu <peter@lekensteyn.nl>

1 files changed, 1 insertions, 5 deletions

diff --git a/wsutil/CMakeLists.txt b/wsutil/CMakeLists.txt
index 8e0125b0fa..e915e915e5 100644
--- a/wsutil/CMakeLists.txt
+++ b/wsutil/CMakeLists.txt
@@ -50,27 +50,23 @@ set(WSUTIL_COMMON_FILES
 	inet_addr.c
 	interface.c
 	jsmn.c
-	md4.c
-	md5.c
 	mpeg-audio.c
 	nstime.c
 	cpu_info.c
 	os_version_info.c
 	plugins.c
 	privileges.c
-	sha1.c
-	sha2.c
 	sober128.c
 	strnatcmp.c
 	str_util.c
 	strtoi.c
-	rc4.c
 	report_err.c
 	tempfile.c
 	time_util.c
 	type_util.c
 	unicode-utils.c
 	ws_mempbrk.c
+	wsgcrypt.c
 	wsjsmn.c
 )