Update to libtomcrypt 1.18.1, merged with Dropbear changes

libtomcrypt/coverage.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+set -e
+
+if [ "$TRAVIS_CI" == "private" ]; then
+    exit 0
+fi
+
+if [ "$#" != "5" ]; then
+    echo "Usage is: ${0} \"coverage\" \"<prepend CFLAGS>\" \"<makefile>\" \"<append CFLAGS>\" <math library to link to>"
+    echo "CC=gcc ${0} \"coverage\" \" \" \"makefile\" \"-DUSE_LTM -DLTM_DESC -I../libtommath\" ../libtommath/libtommath.a"
+    exit -1
+fi
+
+if [ -z "$(echo $CC | grep "gcc")" ]; then
+    echo "no gcc detected, early exit success"
+    exit 0
+fi
+
+if [ "$(echo $3 | grep -v 'makefile[.]')" == "" ]; then
+    echo "only run $0 for the regular makefile, early exit success"
+    exit 0
+fi
+
+# output version
+bash printinfo.sh
+
+bash build.sh " $1" " $2" " $3 COVERAGE=1" "$4" "$5"
+if [ -a testok.txt ] && [ -f testok.txt ]; then
+   echo
+else
+   echo
+   echo "Test failed"
+   exit 1
+fi
+
+./coverage_more.sh > test_coverage_more.txt || { rm -f testok.txt && exit 1 ; }
+
+make lcov-single
+# if this was executed as './coverage.sh ...' create coverage locally
+if [[ "${0%% *}" == "./${0##*/}" ]]; then
+   make lcov-html
+else
+   coveralls-lcov coverage.info
+fi
+
+exit 0
+
+# ref:         $Format:%D$
+# git commit:  $Format:%H$
+# commit time: $Format:%ai$