REDHAT 10.0 ERRATUM

- fix verbose patch - get rid of libgcrypt Resolves: RHEL-36780 Signed-off-by: Radovan Sroka <rsroka@redhat.com>
2024-05-15 01:04:35 +02:00 · 2024-05-15 01:04:35 +02:00 · 77da74c5a4
commit 77da74c5a4
parent a003ad04cf
5 changed files with 531 additions and 21 deletions
--- a/.fmf/version
+++ b/.fmf/version
@ -0,0 +1 @@
+1
--- a/aide-verbose.patch
+++ b/aide-verbose.patch
@ -1,14 +1,14 @@
-diff -up ./src/conf_eval.c.fix ./src/conf_eval.c
--- ./src/conf_eval.c.fix	2023-12-22 12:12:22.961141634 +0100
-+++ ./src/conf_eval.c	2023-12-22 14:09:21.217786675 +0100
-@@ -166,6 +166,7 @@ static DB_ATTR_TYPE eval_attribute_expre
- 
- static void set_database_attr_option(DB_ATTR_TYPE attr, int linenumber, char *filename, char* linebuf) {
-         char *str;
-+        long num;
- 
-         DB_ATTR_TYPE hashes = get_hashes(true);
-         if (attr&(~hashes)) {
+diff -up ./src/conf_eval.c.verbose ./src/conf_eval.c
+--- ./src/conf_eval.c.verbose	2023-04-01 18:25:38.000000000 +0200
+++ ./src/conf_eval.c	2024-05-15 00:08:41.040033220 +0200
+@@ -187,6 +187,7 @@ static void set_database_attr_option(DB_
+ static void eval_config_statement(config_option_statement statement, int linenumber, char *filename, char* linebuf) {
+     char *str;
+     bool b;
+    long num;
+     DB_ATTR_TYPE attr;
+     switch (statement.option) {
+         ATTRIBUTE_CONFIG_OPTION_CASE(REPORT_IGNORE_ADDED_ATTRS_OPTION, report_ignore_added_attrs)
@@ -298,8 +299,20 @@ static void eval_config_statement(config
             LOG_CONFIG_FORMAT_LINE(LOG_LEVEL_CONFIG, "set 'config_version' option to '%s'", str)
             break;
@ -19,7 +19,7 @@ diff -up ./src/conf_eval.c.fix ./src/conf_eval.c
 +            str = eval_string_expression(statement.e, linenumber, filename, linebuf);
 +            num = strtol(str, NULL, 10);
 +
-+            if (num < 0 && num > 255) {
+            if (num < 0 || num > 255) {
 +                LOG_CONFIG_FORMAT_LINE(LOG_LEVEL_ERROR, "invalid verbose level: '%s'", str);
 +                exit(INVALID_CONFIGURELINE_ERROR);
 +            }
--- a/aide.spec
+++ b/aide.spec
@ -1,11 +1,9 @@
 Summary:        Intrusion detection environment
 Name:           aide
 Version:        0.18.6
-Release:        4%{?dist}
+Release:        5%{?dist}
 URL:            http://sourceforge.net/projects/aide
 License:        GPL-2.0-or-later
-
-
 Source0:        %{url}/files/aide/%{version}/%{name}-%{version}.tar.gz
 Source1:        aide.conf
 Source2:        README.quickstart
@ -15,7 +13,7 @@ BuildRequires:  gcc
 BuildRequires:  make
 BuildRequires:  bison flex
 BuildRequires:  pcre2-devel
-BuildRequires:  libgpg-error-devel libgcrypt-devel
+BuildRequires:  libgpg-error-devel gnutls-devel
 BuildRequires:  zlib-devel
 BuildRequires:  libcurl-devel
 BuildRequires:  libacl-devel
@ -23,26 +21,33 @@ BuildRequires:  pkgconfig(libselinux)
 BuildRequires:  libattr-devel
 BuildRequires:  e2fsprogs-devel
 BuildRequires:  audit-libs-devel
-BuildRequires:  autoconf automake libtool
+BuildRequires:  autoconf autoconf-archive
+BuildRequires:  automake libtool

 Patch1: aide-verbose.patch
+Patch2: gnutls.patch
+

 %description
 AIDE (Advanced Intrusion Detection Environment) is a file integrity
 checker and intrusion detection program.

 %prep
-%autosetup -p1
+
+%setup
+#%%autosetup -p1
 cp -a %{S:2} .

-%patch -R -P 1 -p1 -b .verbose
+%patch -P 1 -p1 -b .verbose
+%patch -P 2 -p1 -b .gnutls

 %build
-#autoreconf -ivf
+autoreconf -ivf
 %configure  \
  --disable-static \
  --with-config_file=%{_sysconfdir}/aide.conf \
-  --with-gcrypt \
+  --with-gnutls \
+  --without-gcrypt \
  --with-zlib \
  --with-curl \
  --with-posix-acl \
@ -72,6 +77,12 @@ mkdir -p -m0700 %{buildroot}%{_localstatedir}/lib/aide
 %dir %attr(0700,root,root) %{_localstatedir}/log/aide

 %changelog
+* Fri May 17 2024 Radovan Sroka <rsroka@redhat.com> - 0.18.6-5
+REDHAT 10.0 ERRATUM
+- fix verbose patch
+- get rid of libgcrypt
+Resolves: RHEL-36780
+
 * Mon Feb 12 2024 Radovan Sroka <rsroka@redhat.com> - 0.18.6-4
 - rebase to 0.18.6

--- a/ci_tests.fmf
+++ b/ci_tests.fmf
@ -0,0 +1,11 @@
+/e2e:
+  plan:
+    import:
+      url: https://github.com/RedHat-SP-Security/aide-plans.git
+      name: /generic/e2e_ci
+
+/rpmverify:
+  plan:
+    import:
+      url: https://github.com/RedHat-SP-Security/aide-plans.git
+      name: /generic/rpmverify
--- a/gnutls.patch
+++ b/gnutls.patch
@ -0,0 +1,487 @@
+diff -up ./configure.ac.gnutls ./configure.ac
+--- ./configure.ac.gnutls	2023-06-13 20:53:43.000000000 +0200
+++ ./configure.ac	2024-05-14 19:09:47.419448389 +0200
+@@ -350,6 +350,10 @@ AC_MSG_CHECKING(for Mhash)
+ AC_ARG_WITH([mhash], AS_HELP_STRING([--with-mhash], [use Mhash (default: check)]), [with_mhash=$withval], [with_mhash=check])
+ AC_MSG_RESULT([$with_mhash])
+ 
+AC_MSG_CHECKING(for GnuTLS)
+AC_ARG_WITH([gnutls], AS_HELP_STRING([--with-gnutls], [use GnuTLS library (default: check)]), [with_gnutls=$withval], [with_gnutls=check])
+AC_MSG_RESULT([$with_gnutls])
+
+ AC_MSG_CHECKING(for GNU crypto library)
+ AC_ARG_WITH([gcrypt], AS_HELP_STRING([--with-gcrypt], [use GNU crypto library (default: check)]), [with_gcrypt=$withval], [with_gcrypt=check])
+ AC_MSG_RESULT([$with_gcrypt])
+@@ -363,19 +367,29 @@ AS_IF([test x"$with_mhash" = xyes], [
+     )],AC_DEFINE(HAVE_MHASH_WHIRLPOOL,1,[mhash has whirlpool]))
+     AS_IF([test x"$with_gcrypt" = xcheck], [
+     with_gcrypt=no
+    with_gnutls=no
+     ])
+ ])
+ AIDE_PKG_CHECK_MODULES_OPTIONAL(gcrypt, GCRYPT, libgcrypt)
+AIDE_PKG_CHECK_MODULES_OPTIONAL(gnutls, GNUTLS, gnutls)
+ AS_IF([test x"$with_mhash" != xno && test x"$with_gcrypt" != xno], [
+     AC_MSG_ERROR([Using gcrypt together with mhash makes no sense. To disable mhash use --without-mhash])
+ ])
+-AS_IF([test x"$with_mhash" = xno && test x"$with_gcrypt" = xno], [
+-    AC_MSG_ERROR([AIDE requires mhash or libcrypt for hashsum calculation])
+AS_IF([test x"$with_mhash" != xno && test x"$with_gnutls" != xno], [
+    AC_MSG_ERROR([Using gnutls together with mhash makes no sense. To disable mhash use --without-mhash])
+])
+AS_IF([test x"$with_gcrypt" != xno && test x"$with_gnutls" != xno], [
+    AC_MSG_ERROR([Using gnutls together with gcrypt makes no sense. To disable gcrypt use --without-gcrypt])
+])
+AS_IF([test x"$with_mhash" = xno && test x"$with_gcrypt" = xno && test x"$with_gnutls" == xno], [
+    AC_MSG_ERROR([AIDE requires mhash, gnutls or libcrypt for hashsum calculation])
+ ])
+ compoptionstring="${compoptionstring}use Mhash: $with_mhash\\n"
+ AM_CONDITIONAL(HAVE_MHASH, [test "x$MHASH_LIBS" != "x"])
+ compoptionstring="${compoptionstring}use GNU crypto library: $with_gcrypt\\n"
+ AM_CONDITIONAL(HAVE_GCRYPT, [test "x$GCRYPT_LIBS" != "x"])
+compoptionstring="${compoptionstring}use GnuTLS: $with_gnutls\\n"
+AM_CONDITIONAL(HAVE_GNUTLS, [test "x$GNUTLS_LIBS" != "x"])
+ 
+ AIDE_PKG_CHECK(audit, Linux Auditing Framework, no, AUDIT, audit)
+ 
+diff -up ./doc/aide.conf.5.gnutls ./doc/aide.conf.5
+--- ./doc/aide.conf.5.gnutls	2023-08-01 10:47:59.000000000 +0200
+++ ./doc/aide.conf.5	2024-05-14 19:09:47.420448380 +0200
+@@ -866,6 +866,7 @@ haval256 checksum
+ .TP
+ .B "crc32"
+ crc32 checksum
+(\fIlibmhash\fR and \fIlibgcrypt\fR only)
+ .TP
+ .B "crc32b"
+ crc32 checksum
+@@ -876,14 +877,15 @@ GOST R 34.11-94 checksum
+ .TP
+ .B "whirlpool"
+ whirlpool checksum
+(\fIlibgcrypt\fR and \fIlibmhash\fRonly)
+ .TP
+ .B "stribog256"
+ GOST R 34.11-2012, 256 bit checksum
+-(\fIlibgcrypt\fR only, added in AIDE v0.17)
+(\fIlibgcrypt\fR and \fIgnutls\fR only, added in AIDE v0.17)
+ .TP
+ .B "stribog512"
+ GOST R 34.11-2012, 512 bit checksum
+-(\fIlibgcrypt\fR only, added in AIDE v0.17)
+(\fIlibgcrypt\fR and \fIgnutls\fR only, added in AIDE v0.17)
+ .PP
+ 
+ Use 'aide --version' to show which hashsums are available.
+diff -up ./include/md.h.gnutls ./include/md.h
+--- ./include/md.h.gnutls	2023-04-01 18:25:38.000000000 +0200
+++ ./include/md.h	2024-05-14 19:09:47.420448380 +0200
+@@ -29,6 +29,10 @@
+ #ifdef WITH_GCRYPT
+ #include <gcrypt.h>
+ #endif
+#ifdef WITH_GNUTLS
+#include <gnutls/gnutls.h>
+#include <gnutls/crypto.h>
+#endif
+ #include <sys/types.h>
+ #include "attributes.h"
+ #include "hashsum.h"
+@@ -61,6 +65,10 @@ typedef struct md_container {
+   gcry_md_hd_t mdh;
+ #endif
+ 
+#ifdef WITH_GNUTLS
+  gnutls_hash_hd_t gnutls_mdh[num_hashes];
+#endif
+
+ } md_container;
+ 
+ typedef struct md_hashsums {
+diff -up ./Makefile.am.gnutls ./Makefile.am
+--- ./Makefile.am.gnutls	2024-05-14 19:09:47.420448380 +0200
+++ ./Makefile.am	2024-05-14 19:23:09.347757387 +0200
+@@ -64,17 +64,35 @@ if HAVE_CURL
+ aide_SOURCES += include/fopen.h src/fopen.c
+ endif
+ 
+-aide_CFLAGS = @AIDE_DEFS@ -W -Wall -g ${PTHREAD_CFLAGS}
+-aide_LDADD = -lm ${PCRE2_LIBS} ${ZLIB_LIBS} ${MHASH_LIBS} ${GCRYPT_LIBS} ${POSIX_ACL_LIBS} ${SELINUX_LIBS} ${AUDIT_LIBS} ${XATTR_LIBS} ${ELF_LIBS} ${E2FSATTRS_LIBS} ${CAPABILITIES_LIBS} ${CURL_LIBS} ${PTHREAD_LIBS}
+aide_CFLAGS = @AIDE_DEFS@ -W -Wall -g ${PTHREAD_CFLAGS} ${GNUTLS_CFLAGS}
+aide_LDADD = -lm ${PCRE2_LIBS} ${ZLIB_LIBS} ${MHASH_LIBS} ${GNUTLS_LIBS} ${GCRYPT_LIBS} ${POSIX_ACL_LIBS} ${SELINUX_LIBS} ${AUDIT_LIBS} ${XATTR_LIBS} ${ELF_LIBS} ${E2FSATTRS_LIBS} ${CAPABILITIES_LIBS} ${CURL_LIBS} ${PTHREAD_LIBS}
+ 
+ if HAVE_CHECK
+-TESTS				= check_aide
+-check_PROGRAMS		= check_aide
+TESTS				= check_aide check_md
+check_PROGRAMS		= check_aide check_md
+ check_aide_SOURCES	= tests/check_aide.c tests/check_aide.h \
+ 					  tests/check_attributes.c src/attributes.c \
+ 					  src/log.c src/util.c
+-check_aide_CFLAGS	= -I$(top_srcdir)/include $(CHECK_CFLAGS)
+-check_aide_LDADD	= -lm ${PCRE2_LIBS} ${MHASH_LIBS} ${GCRYPT_LIBS} $(CHECK_LIBS)
+check_aide_CFLAGS	= -I$(top_srcdir)/include $(CHECK_CFLAGS) ${GNUTLS_CFLAGS}
+check_aide_LDADD	= -lm ${PCRE2_LIBS} ${MHASH_LIBS} ${GCRYPT_LIBS} $(CHECK_LIBS) ${GNUTLS_LIBS}
+
+check_md_SOURCES   = tests/check_md.c tests/check_md.h \
+	tests/check_hashes.c \
+	src/log.c src/util.c src/md.c src/base64.c src/hashsum.c src/attributes.c
+
+check_md_CFLAGS    = -I$(top_srcdir)/include \
+	$(CHECK_CFLAGS) \
+	$(GCRYPT_CFLAGS) \
+	$(GNUTLS_CFLAGS) \
+	$(MHASH_CFLAGS) \
+	$(PCRE2_CFLAGS)
+check_md_LDADD = -lm \
+	$(CHECK_LIBS) \
+	${GCRYPT_LIBS} \
+	${GNUTLS_LIBS} \
+	${MHASH_LIBS} \
+	${PCRE2_LIBS}
+
+ endif # HAVE_CHECK
+ 
+ AM_CFLAGS = @AIDE_DEFS@ -W -Wall -g
+diff -up ./README.gnutls ./README
+--- ./README.gnutls	2023-08-01 10:47:59.000000000 +0200
+++ ./README	2024-05-14 19:09:47.419448389 +0200
+@@ -132,11 +132,15 @@
+        o  GNU make.
+        o  pkg-config
+        o  PCRE2 library
+-       o  Mhash (optional, but highly recommended). Mhash is currently
+-          available from http://mhash.sourceforge.net/. A static version of
+-          libmhash needs to be build using the --enable-static=yes
+-          configure option.
+
+    One of the following crypto libraries:
+
+       o  Mhash. Mhash is currently available from
+          http://mhash.sourceforge.net/. A static version of libmhash needs
+          to be build using the --enable-static=yes configure option.
+           Aide requires at least mhash version 0.9.2
+       o  GNU libgcrypt
+       o  GnuTLS
+ 
+        o  libcheck (optional, needed for 'make check', license: LGPL-2.1)
+ 
+diff -up ./src/aide.c.gnutls ./src/aide.c
+--- ./src/aide.c.gnutls	2023-06-13 20:52:39.000000000 +0200
+++ ./src/aide.c	2024-05-14 19:09:47.420448380 +0200
+@@ -66,6 +66,9 @@ char* after = NULL;
+ #include <gcrypt.h>
+ #define NEED_LIBGCRYPT_VERSION "1.8.0"
+ #endif
+#ifdef WITH_GNUTLS
+#include <gnutls/gnutls.h>
+#endif
+ 
+ static void usage(int exitvalue)
+ {
+@@ -522,9 +525,6 @@ static void setdefaults_before_config()
+   DB_ATTR_TYPE common_attrs = ATTR(attr_perm)|ATTR(attr_ftype)|ATTR(attr_inode)|ATTR(attr_linkcount)|ATTR(attr_uid)|ATTR(attr_gid);
+ 
+   DB_ATTR_TYPE GROUP_R_HASHES=0LLU;
+-#ifdef WITH_MHASH
+-  GROUP_R_HASHES=ATTR(attr_md5);
+-#endif
+ #ifdef WITH_GCRYPT
+   if (gcry_fips_mode_active()) {
+     char* str;
+@@ -533,6 +533,8 @@ static void setdefaults_before_config()
+   } else {
+     GROUP_R_HASHES = ATTR(attr_md5);
+   }
+#else /* WITH_MHASH or WITH_GNUTLS */
+  GROUP_R_HASHES=ATTR(attr_md5);
+ #endif
+ 
+   log_msg(LOG_LEVEL_INFO, "define default groups definitions");
+diff -up ./src/hashsum.c.gnutls ./src/hashsum.c
+--- ./src/hashsum.c.gnutls	2023-04-01 18:25:38.000000000 +0200
+++ ./src/hashsum.c	2024-05-14 19:09:47.420448380 +0200
+@@ -29,6 +29,9 @@
+ #ifdef WITH_GCRYPT
+ #include <gcrypt.h>
+ #endif
+#ifdef WITH_GNUTLS
+#include <gnutls/gnutls.h>
+#endif
+ 
+ hashsum_t hashsums[] = {
+     { attr_md5,             16 },
+@@ -86,6 +89,24 @@ int algorithms[] = { /* order must match
+ };
+ #endif
+ 
+#ifdef WITH_GNUTLS
+int algorithms[] = { /* order must match hashsums array */
+  GNUTLS_DIG_MD5,
+  GNUTLS_DIG_SHA1,
+  GNUTLS_DIG_SHA256,
+  GNUTLS_DIG_SHA512,
+  GNUTLS_DIG_RMD160,
+  -1, /* TIGER is not available */
+  -1, /* CRC32 is not available */
+  -1, /* CRC32B is not available */
+  -1, /* GCRY_MD_HAVAL is not available */
+  -1, /* WHIRLPOOL is not available */
+  -1, /* GNUTLS_DIG_GOSTR_94 gives different results than Gcrypt */
+  GNUTLS_DIG_STREEBOG_256,
+  GNUTLS_DIG_STREEBOG_512,
+};
+#endif
+
+ DB_ATTR_TYPE get_hashes(bool include_unsupported) {
+     DB_ATTR_TYPE attr = 0LLU;
+     for (int i = 0; i < num_hashes; ++i) {
+diff -up ./src/md.c.gnutls ./src/md.c
+--- ./src/md.c.gnutls	2023-04-01 18:25:38.000000000 +0200
+++ ./src/md.c	2024-05-14 19:28:09.651209390 +0200
+@@ -40,6 +40,11 @@
+ #include <gcrypt.h>
+ #endif
+ 
+#ifdef WITH_GNUTLS
+#include <gnutls/gnutls.h>
+#include <gnutls/crypto.h>
+#endif
+
+ /*
+   Initialise md_container according its todo_attr field
+  */
+@@ -90,6 +95,22 @@ int init_md(struct md_container* md, con
+             }
+   }
+ #endif
+#ifdef WITH_GNUTLS
+   for (HASHSUM i = 0 ; i < num_hashes ; ++i) {
+       DB_ATTR_TYPE h = ATTR(hashsums[i].attribute);
+       if (h&md->todo_attr) {
+           if(gnutls_hash_init(&(md->gnutls_mdh[i]),algorithms[i])>=0){
+               md->calc_attr|=h;
+           } else {
+               log_msg(LOG_LEVEL_WARNING,"%s: gnutls_hash_init (%s) failed for '%s'", filename, attributes[hashsums[i].attribute].db_name, filename);
+               md->todo_attr&=~h;
+               md->gnutls_mdh[i] = NULL;
+           }
+       } else {
+           md->gnutls_mdh[i] = NULL;
+       }
+   }
+#endif
+   char *str;
+   log_msg(LOG_LEVEL_DEBUG, "%s> initialized md_container: %s (%p)", filename, str = diff_attributes(0, md->calc_attr), md);
+   free(str);
+@@ -120,6 +141,13 @@ int update_md(struct md_container* md,vo
+ #ifdef WITH_GCRYPT
+ 	gcry_md_write(md->mdh, data, size);
+ #endif
+#ifdef WITH_GNUTLS
+  for (HASHSUM i = 0 ; i < num_hashes ; ++i) {
+      if(md->gnutls_mdh[i] != NULL){
+          gnutls_hash(md->gnutls_mdh[i], data, size);
+      }
+  }
+#endif
+   return RETOK;
+ }
+ 
+@@ -163,6 +191,14 @@ int close_md(struct md_container* md, md
+       }
+   }
+ #endif
+#ifdef WITH_GNUTLS
+  for (HASHSUM i = 0 ; i < num_hashes ; ++i) {
+      if(md->gnutls_mdh[i] != NULL){
+          gnutls_hash_deinit(md->gnutls_mdh[i], hs?hs->hashsums[i]:NULL);
+          md->gnutls_mdh[i] = NULL;
+      }
+  }
+#endif /* WITH_MHASH */
+   if (hs) {
+       hs->attrs = md->calc_attr;
+   }
+diff -up ./tests/check_hashes.c.gnutls ./tests/check_hashes.c
+--- ./tests/check_hashes.c.gnutls	2024-05-14 19:09:47.420448380 +0200
+++ ./tests/check_hashes.c	2024-05-14 19:09:47.420448380 +0200
+@@ -0,0 +1,111 @@
+/*
+ * AIDE (Advanced Intrusion Detection Environment)
+ *
+ * Copyright (C) 2024 Jakub Jelen
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+
+#include <check.h>
+#include <stdlib.h>
+
+#include "hashsum.h"
+#include "md.h"
+
+typedef struct {
+    const char *input;
+    ssize_t input_len;
+    md_hashsums expected;
+} diff_digests_t;
+
+static diff_digests_t diff_digests_tests[] = {
+    { "", 0, {{
+        "\xd4\x1d\x8c\xd9\x8f\x00\xb2\x04\xe9\x80\x09\x98\xec\xf8\x42\x7e",
+        "\xda\x39\xa3\xee\x5e\x6b\x4b\x0d\x32\x55\xbf\xef\x95\x60\x18\x90\xaf\xd8\x07\x09",
+        "\xe3\xb0\xc4\x42\x98\xfc\x1c\x14\x9a\xfb\xf4\xc8\x99\x6f\xb9\x24\x27\xae\x41\xe4\x64\x9b\x93\x4c\xa4\x95\x99\x1b\x78\x52\xb8\x55",
+        "\xcf\x83\xe1\x35\x7e\xef\xb8\xbd\xf1\x54\x28\x50\xd6\x6d\x80\x07\xd6\x20\xe4\x05\x0b\x57\x15\xdc\x83\xf4\xa9\x21\xd3\x6c\xe9\xce\x47\xd0\xd1\x3c\x5d\x85\xf2\xb0\xff\x83\x18\xd2\x87\x7e\xec\x2f\x63\xb9\x31\xbd\x47\x41\x7a\x81\xa5\x38\x32\x7a\xf9\x27\xda\x3e",
+        "\x9c\x11\x85\xa5\xc5\xe9\xfc\x54\x61\x28\x08\x97\x7e\xe8\xf5\x48\xb2\x25\x8d\x31",
+        "\x24\xf0\x13\x0c\x63\xac\x93\x32\x16\x16\x6e\x76\xb1\xbb\x92\x5f\xf3\x73\xde\x2d\x49\x58\x4e\x7a",
+        "\x00\x00\x00\x00",
+        "\x00\x00\x00\x00",
+        "\x4f\x69\x38\x53\x1f\x0b\xc8\x99\x1f\x62\xda\x7b\xbd\x6f\x7d\xe3\xfa\xd4\x45\x62\xb8\xc6\xf4\xeb\xf1\x46\xd5\xb4\xe4\x6f\x7c\x17",
+        "\x19\xfa\x61\xd7\x55\x22\xa4\x66\x9b\x44\xe3\x9c\x1d\x2e\x17\x26\xc5\x30\x23\x21\x30\xd4\x07\xf8\x9a\xfe\xe0\x96\x49\x97\xf7\xa7\x3e\x83\xbe\x69\x8b\x28\x8f\xeb\xcf\x88\xe3\xe0\x3c\x4f\x07\x57\xea\x89\x64\xe5\x9b\x63\xd9\x37\x08\xb1\x38\xcc\x42\xa6\x6e\xb3",
+        "\xce\x85\xb9\x9c\xc4\x67\x52\xff\xfe\xe3\x5c\xab\x9a\x7b\x02\x78\xab\xb4\xc2\xd2\x05\x5c\xff\x68\x5a\xf4\x91\x2c\x49\x49\x0f\x8d",
+        "\x3f\x53\x9a\x21\x3e\x97\xc8\x02\xcc\x22\x9d\x47\x4c\x6a\xa3\x2a\x82\x5a\x36\x0b\x2a\x93\x3a\x94\x9f\xd9\x25\x20\x8d\x9c\xe1\xbb",
+        "\x8e\x94\x5d\xa2\x09\xaa\x86\x9f\x04\x55\x92\x85\x29\xbc\xae\x46\x79\xe9\x87\x3a\xb7\x07\xb5\x53\x15\xf5\x6c\xeb\x98\xbe\xf0\xa7\x36\x2f\x71\x55\x28\x35\x6e\xe8\x3c\xda\x5f\x2a\xac\x4c\x6a\xd2\xba\x3a\x71\x5c\x1b\xcd\x81\xcb\x8e\x9f\x90\xbf\x4c\x1c\x1a\x8a" }
+    }},
+    { "hello", 5, {{
+        "\x5d\x41\x40\x2a\xbc\x4b\x2a\x76\xb9\x71\x9d\x91\x10\x17\xc5\x92",
+        "\xaa\xf4\xc6\x1d\xdc\xc5\xe8\xa2\xda\xbe\xde\x0f\x3b\x48\x2c\xd9\xae\xa9\x43\x4d",
+        "\x2c\xf2\x4d\xba\x5f\xb0\xa3\x0e\x26\xe8\x3b\x2a\xc5\xb9\xe2\x9e\x1b\x16\x1e\x5c\x1f\xa7\x42\x5e\x73\x04\x33\x62\x93\x8b\x98\x24",
+        "\x9b\x71\xd2\x24\xbd\x62\xf3\x78\x5d\x96\xd4\x6a\xd3\xea\x3d\x73\x31\x9b\xfb\xc2\x89\x0c\xaa\xda\xe2\xdf\xf7\x25\x19\x67\x3c\xa7\x23\x23\xc3\xd9\x9b\xa5\xc1\x1d\x7c\x7a\xcc\x6e\x14\xb8\xc5\xda\x0c\x46\x63\x47\x5c\x2e\x5c\x3a\xde\xf4\x6f\x73\xbc\xde\xc0\x43",
+        "\x10\x8f\x07\xb8\x38\x24\x12\x61\x2c\x04\x8d\x07\xd1\x3f\x81\x41\x18\x44\x5a\xcd",
+        "\xa7\x88\x62\x33\x6f\x7f\xfd\x2c\x8a\x38\x74\xf8\x9b\x1b\x74\xf2\xf2\x7b\xdb\xca\x39\x66\x02\x54",
+#ifdef WITH_MHASH
+        "\x3d\x65\x31\x19",
+#else
+        "\x36\x10\xa6\x86",
+#endif
+        "\x86\xa6\x10\x36",
+        "\x26\x71\x8e\x4f\xb0\x55\x95\xcb\x87\x03\xa6\x72\xa8\xae\x91\xee\xa0\x71\xca\xc5\xe7\x42\x61\x73\xd4\xc2\x5a\x61\x1c\x4b\x80\x22",
+        "\x0a\x25\xf5\x5d\x73\x08\xec\xa6\xb9\x56\x7a\x7e\xd3\xbd\x1b\x46\x32\x7f\x0f\x1f\xfd\xc8\x04\xdd\x8b\xb5\xaf\x40\xe8\x8d\x78\xb8\x8d\xf0\xd0\x02\xa8\x9e\x2f\xdb\xd5\x87\x6c\x52\x3f\x1b\x67\xbc\x44\xe9\xf8\x70\x47\x59\x8e\x75\x48\x29\x8e\xa1\xc8\x1c\xfd\x73",
+        "\xa7\xeb\x5d\x08\xdd\xf2\x36\x3f\x1e\xa0\x31\x7a\x80\x3f\xce\xf8\x1d\x33\x86\x3c\x8b\x2f\x9f\x6d\x7d\x14\x95\x1d\x22\x9f\x45\x67",
+        "\x3f\xb0\x70\x0a\x41\xce\x6e\x41\x41\x3b\xa7\x64\xf9\x8b\xf2\x13\x5b\xa6\xde\xd5\x16\xbe\xa2\xfa\xe8\x42\x9c\xc5\xbd\xd4\x6d\x6d",
+        "\x8d\xf4\x14\x26\x09\x66\xbe\xb7\xb3\x4d\x92\x07\x63\x07\x9e\x15\xdf\x1f\x63\x29\x7e\xb3\xdd\x43\x11\xe8\xb5\x85\xd4\xbf\x2f\x59\x23\x21\x4f\x1d\xfe\xd3\xfd\xee\x4a\xaf\x01\x83\x30\xa1\x2a\xcd\xe0\xef\xcc\x33\x8e\xb5\x29\x22\xf3\xe5\x71\x21\x2d\x42\xc8\xde" }
+    }},
+};
+
+static int num_diff_digests_tests = sizeof diff_digests_tests / sizeof(diff_digests_t);
+
+START_TEST (test_diff_digests) {
+    const char *filename = "filename"; /* used only in the debug logs */
+    md_hashsums hs = {0};
+    struct md_container *mdc = calloc(1, sizeof(struct md_container));
+    mdc->todo_attr = get_hashes(false);
+
+#ifdef WITH_GCRYPT
+    gcry_control(GCRYCTL_DISABLE_SECMEM, 0);
+    gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0);
+#endif
+
+    init_md(mdc, filename);
+    update_md(mdc, (void *)diff_digests_tests[_i].input, diff_digests_tests[_i].input_len);
+    close_md(mdc, &hs, filename);
+    free(mdc);
+
+    for (HASHSUM i = 0 ; i < num_hashes ; ++i) {
+        DB_ATTR_TYPE attr = ATTR(hashsums[i].attribute);
+        if (algorithms[i] >= 0 && hs.attrs&attr) {
+            ck_assert_mem_eq(diff_digests_tests[_i].expected.hashsums[i], hs.hashsums[i], hashsums[i].length);
+        }
+    }
+}
+END_TEST
+
+Suite *make_md_suite(void) {
+
+    Suite *s = suite_create ("md");
+
+    TCase *tc_diff_digests = tcase_create ("diff_digests");
+
+    tcase_add_loop_test (tc_diff_digests, test_diff_digests, 0, num_diff_digests_tests);
+
+    suite_add_tcase (s, tc_diff_digests);
+
+    return s;
+}
+
+diff -up ./tests/check_md.c.gnutls ./tests/check_md.c
+--- ./tests/check_md.c.gnutls	2024-05-14 19:09:47.420448380 +0200
+++ ./tests/check_md.c	2024-05-14 19:09:47.420448380 +0200
+@@ -0,0 +1,36 @@
+/*
+ * AIDE (Advanced Intrusion Detection Environment)
+ *
+ * Copyright (C) 2024 Jakub Jelen
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdlib.h>
+
+#include "check_md.h"
+
+int main (void) {
+    int number_failed;
+    SRunner *sr;
+
+    sr = srunner_create (make_md_suite());
+
+    srunner_run_all (sr, CK_NORMAL);
+    number_failed = srunner_ntests_failed (sr);
+
+    srunner_free (sr);
+    return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+diff -up ./tests/check_md.h.gnutls ./tests/check_md.h
+--- ./tests/check_md.h.gnutls	2024-05-14 19:09:47.421448372 +0200
+++ ./tests/check_md.h	2024-05-14 19:09:47.421448372 +0200
+@@ -0,0 +1,23 @@
+/*
+ * AIDE (Advanced Intrusion Detection Environment)
+ *
+ * Copyright (C) 2024 Jakub Jelen
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <check.h>
+
+Suite *make_md_suite(void);