diff --git a/doc/doc_coverage.sh b/doc/doc_coverage.sh
new file mode 100755
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--- /dev/null
+++ b/doc/doc_coverage.sh
@@ -0,0 +1,52 @@
+#!/bin/bash
+################################################################################
+# .doc_coverage.sh                                                             #
+# Script to detect overall documentation coverage of libssh. The script uses   #
+# doxygen to generate the documentation then parses it's output.               #
+#                                                                              #
+# maintainer: Norbert Pocs <npocs@redhat.com>                                  #
+################################################################################
+BUILD_DIR="$1"
+DOXYFILE_PATH="$BUILD_DIR/doc/Doxyfile.docs"
+INDEX_XML_PATH="$BUILD_DIR/doc/xml/index.xml"
+# filters
+F_EXCLUDE_FILES=' wrapper.h legacy.h crypto.h priv.h chacha.h curve25519.h '
+F_UNDOC_FUNC='(function).*is not documented'
+F_FUNC='kind="function"'
+F_HEADERS='libssh_8h_|group__libssh__'
+F_CUT_BEFORE='.*<name>'
+F_CUT_AFTER='<\/name><\/member>'
+# Doxygen options
+O_QUIET='QUIET=YES'
+O_GEN_XML='GENERATE_XML=YES'
+
+# check if build dir given
+if [ $# -eq 0 ]; then
+  echo "Please provide the build directory e.g.: ./build"
+  exit 255
+fi
+
+# modify doxyfile to our needs:
+# QUIET - less output
+# GENERATE_XML - xml needed to inspect all the functions
+# (note: the options are needed to be on separate lines)
+# We want to exclude irrelevant files
+MOD_DOXYFILE=$(cat "$DOXYFILE_PATH"; echo "$O_QUIET"; echo "$O_GEN_XML")
+MOD_DOXYFILE=${MOD_DOXYFILE//EXCLUDE_PATTERNS.*=/EXCLUDE_PATTERNS=$F_EXCLUDE_FILES/g}
+
+# call doxygen to get the warning messages
+# and also generate the xml for inspection
+DOXY_WARNINGS=$(echo "$MOD_DOXYFILE" | doxygen - 2>&1)
+
+# get the number of undocumented functions
+UNDOC_FUNC=$(echo "$DOXY_WARNINGS" | grep -cE "$F_UNDOC_FUNC")
+
+# filter out the lines consisting of functions of our interest
+FUNC_LINES=$(grep "$F_FUNC" "$INDEX_XML_PATH" | grep -E "$F_HEADERS")
+# cut the irrelevant information and leave just the function names
+ALL_FUNC=$(echo "$FUNC_LINES" | sed -e "s/$F_CUT_BEFORE//g" -e "s/$F_CUT_AFTER//")
+# remove duplicates and get the number of functions
+ALL_FUNC=$(echo "$ALL_FUNC" | sort - | uniq | wc -l)
+
+# percentage of the documented functions
+awk "BEGIN {printf \"Documentation coverage is %.2f%\n\", 100 - (${UNDOC_FUNC}/${ALL_FUNC}*100)}"