2021-03-06 01:41:47 +01:00
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#!/bin/bash
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#
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# Create a file named identifiers containing identifiers from internal header
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# files or all header files, based on --internal flag.
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# Outputs the line count of the file to stdout.
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#
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# Usage: list-identifiers.sh [ -i | --internal ]
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#
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# Copyright The Mbed TLS Contributors
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# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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#
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# This file is provided under the Apache License 2.0, or the
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# GNU General Public License v2.0 or later.
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#
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# **********
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# Apache License 2.0:
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# **********
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#
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# **********
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# GNU General Public License v2.0 or later:
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# **********
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2020-12-28 16:15:37 +01:00
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set -eu
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if [ -d include/mbedtls ]; then :; else
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echo "$0: must be run from root" >&2
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exit 1
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fi
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2021-03-06 01:41:47 +01:00
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INTERNAL=""
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until [ -z "${1-}" ]
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do
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case "$1" in
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-i|--internal)
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INTERNAL="1"
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;;
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*)
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# print error
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echo "Unknown argument: '$1'"
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exit 1
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;;
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esac
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shift
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done
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if [ $INTERNAL ]
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then
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HEADERS=$( ls include/mbedtls/*_internal.h | egrep -v 'compat-1\.3\.h|bn_mul' )
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else
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HEADERS=$( ls include/mbedtls/*.h | egrep -v 'compat-1\.3\.h|bn_mul' )
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fi
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2020-12-28 16:15:37 +01:00
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rm -f identifiers
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grep '^[^ /#{]' $HEADERS | \
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sed -e 's/^[^:]*://' | \
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egrep -v '^(extern "C"|(typedef )?(struct|enum)( {)?$|};?$)' \
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> _decls
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if true; then
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sed -n -e 's/.* \**\([a-zA-Z_][a-zA-Z0-9_]*\)(.*/\1/p' \
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-e 's/.*(\*\(.*\))(.*/\1/p' _decls
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grep -v '(' _decls | sed -e 's/\([a-zA-Z0-9_]*\)[;[].*/\1/' -e 's/.* \**//'
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fi > _identifiers
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if [ $( wc -l < _identifiers ) -eq $( wc -l < _decls ) ]; then
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rm _decls
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egrep -v '^(u?int(16|32|64)_t)$' _identifiers | sort > identifiers
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rm _identifiers
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else
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echo "$0: oops, lost some identifiers" 2>&1
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exit 1
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fi
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wc -l identifiers
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