Merge pull request #9825 from valeriosetti/issue69-main

Move "easy" basic checks scripts to the framework
This commit is contained in:
Ronald Cron 2025-01-08 15:08:49 +00:00 committed by GitHub
commit 272ba234ec
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10 changed files with 11 additions and 787 deletions

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@ -17,7 +17,7 @@ build:
python: "3.9"
jobs:
pre_build:
- ./scripts/apidoc_full.sh
- ./framework/scripts/apidoc_full.sh
- breathe-apidoc -o docs/api apidoc/xml
post_build:
- |

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@ -86,6 +86,6 @@ See [existing entries](../ChangeLog) for examples.
## How `ChangeLog` is updated
Run [`../scripts/assemble_changelog.py`](../scripts/assemble_changelog.py)
from a Git working copy
Run [`../framework/scripts/assemble_changelog.py`]
(../framework/scripts/assemble_changelog.py) from a Git working copy
to move the entries from files in `ChangeLog.d` to the main `ChangeLog` file.

@ -1 +1 @@
Subproject commit 81dfe001e19c8d2c09d2ac1df2f5d655b0f04a7d
Subproject commit 32628640f3d2fca34eb0369dbe4e1b65480df44d

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@ -1,28 +0,0 @@
#!/bin/sh
# Generate doxygen documentation with a full mbedtls_config.h (this ensures that every
# available flag is documented, and avoids warnings about documentation
# without a corresponding #define).
#
# /!\ This must not be a Makefile target, as it would create a race condition
# when multiple targets are invoked in the same parallel build.
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
set -eu
CONFIG_H='include/mbedtls/mbedtls_config.h'
if [ -r $CONFIG_H ]; then :; else
echo "$CONFIG_H not found" >&2
exit 1
fi
CONFIG_BAK=${CONFIG_H}.bak
cp -p $CONFIG_H $CONFIG_BAK
scripts/config.py realfull
make apidoc
mv $CONFIG_BAK $CONFIG_H

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@ -1,534 +0,0 @@
#!/usr/bin/env python3
"""Assemble Mbed TLS change log entries into the change log file.
Add changelog entries to the first level-2 section.
Create a new level-2 section for unreleased changes if needed.
Remove the input files unless --keep-entries is specified.
In each level-3 section, entries are sorted in chronological order
(oldest first). From oldest to newest:
* Merged entry files are sorted according to their merge date (date of
the merge commit that brought the commit that created the file into
the target branch).
* Committed but unmerged entry files are sorted according to the date
of the commit that adds them.
* Uncommitted entry files are sorted according to their modification time.
You must run this program from within a git working directory.
"""
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
import argparse
from collections import OrderedDict, namedtuple
import datetime
import functools
import glob
import os
import re
import subprocess
import sys
class InputFormatError(Exception):
def __init__(self, filename, line_number, message, *args, **kwargs):
message = '{}:{}: {}'.format(filename, line_number,
message.format(*args, **kwargs))
super().__init__(message)
class CategoryParseError(Exception):
def __init__(self, line_offset, error_message):
self.line_offset = line_offset
self.error_message = error_message
super().__init__('{}: {}'.format(line_offset, error_message))
class LostContent(Exception):
def __init__(self, filename, line):
message = ('Lost content from {}: "{}"'.format(filename, line))
super().__init__(message)
class FilePathError(Exception):
def __init__(self, filenames):
message = ('Changelog filenames do not end with .txt: {}'.format(", ".join(filenames)))
super().__init__(message)
# The category names we use in the changelog.
# If you edit this, update ChangeLog.d/README.md.
STANDARD_CATEGORIES = (
'API changes',
'Default behavior changes',
'Requirement changes',
'New deprecations',
'Removals',
'Features',
'Security',
'Bugfix',
'Changes',
)
# The maximum line length for an entry
MAX_LINE_LENGTH = 80
CategoryContent = namedtuple('CategoryContent', [
'name', 'title_line', # Title text and line number of the title
'body', 'body_line', # Body text and starting line number of the body
])
class ChangelogFormat:
"""Virtual class documenting how to write a changelog format class."""
@classmethod
def extract_top_version(cls, changelog_file_content):
"""Split out the top version section.
If the top version is already released, create a new top
version section for an unreleased version.
Return ``(header, top_version_title, top_version_body, trailer)``
where the "top version" is the existing top version section if it's
for unreleased changes, and a newly created section otherwise.
To assemble the changelog after modifying top_version_body,
concatenate the four pieces.
"""
raise NotImplementedError
@classmethod
def version_title_text(cls, version_title):
"""Return the text of a formatted version section title."""
raise NotImplementedError
@classmethod
def split_categories(cls, version_body):
"""Split a changelog version section body into categories.
Return a list of `CategoryContent` the name is category title
without any formatting.
"""
raise NotImplementedError
@classmethod
def format_category(cls, title, body):
"""Construct the text of a category section from its title and body."""
raise NotImplementedError
class TextChangelogFormat(ChangelogFormat):
"""The traditional Mbed TLS changelog format."""
_unreleased_version_text = '= {} x.x.x branch released xxxx-xx-xx'
@classmethod
def is_released_version(cls, title):
# Look for an incomplete release date
return not re.search(r'[0-9x]{4}-[0-9x]{2}-[0-9x]?x', title)
_top_version_re = re.compile(r'(?:\A|\n)(=[^\n]*\n+)(.*?\n)(?:=|$)',
re.DOTALL)
_name_re = re.compile(r'=\s(.*)\s[0-9x]+\.', re.DOTALL)
@classmethod
def extract_top_version(cls, changelog_file_content):
"""A version section starts with a line starting with '='."""
m = re.search(cls._top_version_re, changelog_file_content)
top_version_start = m.start(1)
top_version_end = m.end(2)
top_version_title = m.group(1)
top_version_body = m.group(2)
name = re.match(cls._name_re, top_version_title).group(1)
if cls.is_released_version(top_version_title):
top_version_end = top_version_start
top_version_title = cls._unreleased_version_text.format(name) + '\n\n'
top_version_body = ''
return (changelog_file_content[:top_version_start],
top_version_title, top_version_body,
changelog_file_content[top_version_end:])
@classmethod
def version_title_text(cls, version_title):
return re.sub(r'\n.*', version_title, re.DOTALL)
_category_title_re = re.compile(r'(^\w.*)\n+', re.MULTILINE)
@classmethod
def split_categories(cls, version_body):
"""A category title is a line with the title in column 0."""
if not version_body:
return []
title_matches = list(re.finditer(cls._category_title_re, version_body))
if not title_matches or title_matches[0].start() != 0:
# There is junk before the first category.
raise CategoryParseError(0, 'Junk found where category expected')
title_starts = [m.start(1) for m in title_matches]
body_starts = [m.end(0) for m in title_matches]
body_ends = title_starts[1:] + [len(version_body)]
bodies = [version_body[body_start:body_end].rstrip('\n') + '\n'
for (body_start, body_end) in zip(body_starts, body_ends)]
title_lines = [version_body[:pos].count('\n') for pos in title_starts]
body_lines = [version_body[:pos].count('\n') for pos in body_starts]
return [CategoryContent(title_match.group(1), title_line,
body, body_line)
for title_match, title_line, body, body_line
in zip(title_matches, title_lines, bodies, body_lines)]
@classmethod
def format_category(cls, title, body):
# `split_categories` ensures that each body ends with a newline.
# Make sure that there is additionally a blank line between categories.
if not body.endswith('\n\n'):
body += '\n'
return title + '\n' + body
class ChangeLog:
"""An Mbed TLS changelog.
A changelog file consists of some header text followed by one or
more version sections. The version sections are in reverse
chronological order. Each version section consists of a title and a body.
The body of a version section consists of zero or more category
subsections. Each category subsection consists of a title and a body.
A changelog entry file has the same format as the body of a version section.
A `ChangelogFormat` object defines the concrete syntax of the changelog.
Entry files must have the same format as the changelog file.
"""
# Only accept dotted version numbers (e.g. "3.1", not "3").
# Refuse ".x" in a version number where x is a letter: this indicates
# a version that is not yet released. Something like "3.1a" is accepted.
_version_number_re = re.compile(r'[0-9]+\.[0-9A-Za-z.]+')
_incomplete_version_number_re = re.compile(r'.*\.[A-Za-z]')
_only_url_re = re.compile(r'^\s*\w+://\S+\s*$')
_has_url_re = re.compile(r'.*://.*')
def add_categories_from_text(self, filename, line_offset,
text, allow_unknown_category):
"""Parse a version section or entry file."""
try:
categories = self.format.split_categories(text)
except CategoryParseError as e:
raise InputFormatError(filename, line_offset + e.line_offset,
e.error_message)
for category in categories:
if not allow_unknown_category and \
category.name not in self.categories:
raise InputFormatError(filename,
line_offset + category.title_line,
'Unknown category: "{}"',
category.name)
body_split = category.body.splitlines()
for line_number, line in enumerate(body_split, 1):
if not self._only_url_re.match(line) and \
len(line) > MAX_LINE_LENGTH:
long_url_msg = '. URL exceeding length limit must be alone in its line.' \
if self._has_url_re.match(line) else ""
raise InputFormatError(filename,
category.body_line + line_number,
'Line is longer than allowed: '
'Length {} (Max {}){}',
len(line), MAX_LINE_LENGTH,
long_url_msg)
self.categories[category.name] += category.body
def __init__(self, input_stream, changelog_format):
"""Create a changelog object.
Populate the changelog object from the content of the file
input_stream.
"""
self.format = changelog_format
whole_file = input_stream.read()
(self.header,
self.top_version_title, top_version_body,
self.trailer) = self.format.extract_top_version(whole_file)
# Split the top version section into categories.
self.categories = OrderedDict()
for category in STANDARD_CATEGORIES:
self.categories[category] = ''
offset = (self.header + self.top_version_title).count('\n') + 1
self.add_categories_from_text(input_stream.name, offset,
top_version_body, True)
def add_file(self, input_stream):
"""Add changelog entries from a file.
"""
self.add_categories_from_text(input_stream.name, 1,
input_stream.read(), False)
def write(self, filename):
"""Write the changelog to the specified file.
"""
with open(filename, 'w', encoding='utf-8') as out:
out.write(self.header)
out.write(self.top_version_title)
for title, body in self.categories.items():
if not body:
continue
out.write(self.format.format_category(title, body))
out.write(self.trailer)
@functools.total_ordering
class EntryFileSortKey:
"""This classes defines an ordering on changelog entry files: older < newer.
* Merged entry files are sorted according to their merge date (date of
the merge commit that brought the commit that created the file into
the target branch).
* Committed but unmerged entry files are sorted according to the date
of the commit that adds them.
* Uncommitted entry files are sorted according to their modification time.
This class assumes that the file is in a git working directory with
the target branch checked out.
"""
# Categories of files. A lower number is considered older.
MERGED = 0
COMMITTED = 1
LOCAL = 2
@staticmethod
def creation_hash(filename):
"""Return the git commit id at which the given file was created.
Return None if the file was never checked into git.
"""
hashes = subprocess.check_output(['git', 'log', '--format=%H',
'--follow',
'--', filename])
m = re.search('(.+)$', hashes.decode('ascii'))
if not m:
# The git output is empty. This means that the file was
# never checked in.
return None
# The last commit in the log is the oldest one, which is when the
# file was created.
return m.group(0)
@staticmethod
def list_merges(some_hash, target, *options):
"""List merge commits from some_hash to target.
Pass options to git to select which commits are included.
"""
text = subprocess.check_output(['git', 'rev-list',
'--merges', *options,
'..'.join([some_hash, target])])
return text.decode('ascii').rstrip('\n').split('\n')
@classmethod
def merge_hash(cls, some_hash):
"""Return the git commit id at which the given commit was merged.
Return None if the given commit was never merged.
"""
target = 'HEAD'
# List the merges from some_hash to the target in two ways.
# The ancestry list is the ones that are both descendants of
# some_hash and ancestors of the target.
ancestry = frozenset(cls.list_merges(some_hash, target,
'--ancestry-path'))
# The first_parents list only contains merges that are directly
# on the target branch. We want it in reverse order (oldest first).
first_parents = cls.list_merges(some_hash, target,
'--first-parent', '--reverse')
# Look for the oldest merge commit that's both on the direct path
# and directly on the target branch. That's the place where some_hash
# was merged on the target branch. See
# https://stackoverflow.com/questions/8475448/find-merge-commit-which-include-a-specific-commit
for commit in first_parents:
if commit in ancestry:
return commit
return None
@staticmethod
def commit_timestamp(commit_id):
"""Return the timestamp of the given commit."""
text = subprocess.check_output(['git', 'show', '-s',
'--format=%ct',
commit_id])
return datetime.datetime.utcfromtimestamp(int(text))
@staticmethod
def file_timestamp(filename):
"""Return the modification timestamp of the given file."""
mtime = os.stat(filename).st_mtime
return datetime.datetime.fromtimestamp(mtime)
def __init__(self, filename):
"""Determine position of the file in the changelog entry order.
This constructor returns an object that can be used with comparison
operators, with `sort` and `sorted`, etc. Older entries are sorted
before newer entries.
"""
self.filename = filename
creation_hash = self.creation_hash(filename)
if not creation_hash:
self.category = self.LOCAL
self.datetime = self.file_timestamp(filename)
return
merge_hash = self.merge_hash(creation_hash)
if not merge_hash:
self.category = self.COMMITTED
self.datetime = self.commit_timestamp(creation_hash)
return
self.category = self.MERGED
self.datetime = self.commit_timestamp(merge_hash)
def sort_key(self):
""""Return a concrete sort key for this entry file sort key object.
``ts1 < ts2`` is implemented as ``ts1.sort_key() < ts2.sort_key()``.
"""
return (self.category, self.datetime, self.filename)
def __eq__(self, other):
return self.sort_key() == other.sort_key()
def __lt__(self, other):
return self.sort_key() < other.sort_key()
def check_output(generated_output_file, main_input_file, merged_files):
"""Make sanity checks on the generated output.
The intent of these sanity checks is to have reasonable confidence
that no content has been lost.
The sanity check is that every line that is present in an input file
is also present in an output file. This is not perfect but good enough
for now.
"""
with open(generated_output_file, 'r', encoding='utf-8') as fd:
generated_output = set(fd)
for line in open(main_input_file, 'r', encoding='utf-8'):
if line not in generated_output:
raise LostContent('original file', line)
for merged_file in merged_files:
for line in open(merged_file, 'r', encoding='utf-8'):
if line not in generated_output:
raise LostContent(merged_file, line)
def finish_output(changelog, output_file, input_file, merged_files):
"""Write the changelog to the output file.
The input file and the list of merged files are used only for sanity
checks on the output.
"""
if os.path.exists(output_file) and not os.path.isfile(output_file):
# The output is a non-regular file (e.g. pipe). Write to it directly.
output_temp = output_file
else:
# The output is a regular file. Write to a temporary file,
# then move it into place atomically.
output_temp = output_file + '.tmp'
changelog.write(output_temp)
check_output(output_temp, input_file, merged_files)
if output_temp != output_file:
os.rename(output_temp, output_file)
def remove_merged_entries(files_to_remove):
for filename in files_to_remove:
os.remove(filename)
def list_files_to_merge(options):
"""List the entry files to merge, oldest first.
"Oldest" is defined by `EntryFileSortKey`.
Also check for required .txt extension
"""
files_to_merge = glob.glob(os.path.join(options.dir, '*'))
# Ignore 00README.md
readme = os.path.join(options.dir, "00README.md")
if readme in files_to_merge:
files_to_merge.remove(readme)
# Identify files without the required .txt extension
bad_files = [x for x in files_to_merge if not x.endswith(".txt")]
if bad_files:
raise FilePathError(bad_files)
files_to_merge.sort(key=EntryFileSortKey)
return files_to_merge
def merge_entries(options):
"""Merge changelog entries into the changelog file.
Read the changelog file from options.input.
Check that all entries have a .txt extension
Read entries to merge from the directory options.dir.
Write the new changelog to options.output.
Remove the merged entries if options.keep_entries is false.
"""
with open(options.input, 'r', encoding='utf-8') as input_file:
changelog = ChangeLog(input_file, TextChangelogFormat)
files_to_merge = list_files_to_merge(options)
if not files_to_merge:
sys.stderr.write('There are no pending changelog entries.\n')
return
for filename in files_to_merge:
with open(filename, 'r', encoding='utf-8') as input_file:
changelog.add_file(input_file)
finish_output(changelog, options.output, options.input, files_to_merge)
if not options.keep_entries:
remove_merged_entries(files_to_merge)
def show_file_timestamps(options):
"""List the files to merge and their timestamp.
This is only intended for debugging purposes.
"""
files = list_files_to_merge(options)
for filename in files:
ts = EntryFileSortKey(filename)
print(ts.category, ts.datetime, filename)
def set_defaults(options):
"""Add default values for missing options."""
output_file = getattr(options, 'output', None)
if output_file is None:
options.output = options.input
if getattr(options, 'keep_entries', None) is None:
options.keep_entries = (output_file is not None)
def main():
"""Command line entry point."""
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument('--dir', '-d', metavar='DIR',
default='ChangeLog.d',
help='Directory to read entries from'
' (default: ChangeLog.d)')
parser.add_argument('--input', '-i', metavar='FILE',
default='ChangeLog',
help='Existing changelog file to read from and augment'
' (default: ChangeLog)')
parser.add_argument('--keep-entries',
action='store_true', dest='keep_entries', default=None,
help='Keep the files containing entries'
' (default: remove them if --output/-o is not specified)')
parser.add_argument('--no-keep-entries',
action='store_false', dest='keep_entries',
help='Remove the files containing entries after they are merged'
' (default: remove them if --output/-o is not specified)')
parser.add_argument('--output', '-o', metavar='FILE',
help='Output changelog file'
' (default: overwrite the input)')
parser.add_argument('--list-files-only',
action='store_true',
help=('Only list the files that would be processed '
'(with some debugging information)'))
options = parser.parse_args()
set_defaults(options)
if options.list_files_only:
show_file_timestamps(options)
return
merge_entries(options)
if __name__ == '__main__':
main()

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@ -1,67 +0,0 @@
#!/usr/bin/env perl
# Detect comment blocks that are likely meant to be doxygen blocks but aren't.
#
# More precisely, look for normal comment block containing '\'.
# Of course one could use doxygen warnings, eg with:
# sed -e '/EXTRACT/s/YES/NO/' doxygen/mbedtls.doxyfile | doxygen -
# but that would warn about any undocumented item, while our goal is to find
# items that are documented, but not marked as such by mistake.
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
use warnings;
use strict;
use File::Basename;
# C/header files in the following directories will be checked
my @directories = qw(include/mbedtls library doxygen/input);
# very naive pattern to find directives:
# everything with a backslach except '\0' and backslash at EOL
my $doxy_re = qr/\\(?!0|\n)/;
# Return an error code to the environment if a potential error in the
# source code is found.
my $exit_code = 0;
sub check_file {
my ($fname) = @_;
open my $fh, '<', $fname or die "Failed to open '$fname': $!\n";
# first line of the last normal comment block,
# or 0 if not in a normal comment block
my $block_start = 0;
while (my $line = <$fh>) {
$block_start = $. if $line =~ m/\/\*(?![*!])/;
$block_start = 0 if $line =~ m/\*\//;
if ($block_start and $line =~ m/$doxy_re/) {
print "$fname:$block_start: directive on line $.\n";
$block_start = 0; # report only one directive per block
$exit_code = 1;
}
}
close $fh;
}
sub check_dir {
my ($dirname) = @_;
for my $file (<$dirname/*.[ch]>) {
check_file($file);
}
}
# Check that the script is being run from the project's root directory.
for my $dir (@directories) {
if (! -d $dir) {
die "This script must be run from the Mbed TLS root directory";
} else {
check_dir($dir)
}
}
exit $exit_code;
__END__

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@ -1,68 +0,0 @@
#! /usr/bin/env sh
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
# Purpose: check Python files for potential programming errors or maintenance
# hurdles. Run pylint to detect some potential mistakes and enforce PEP8
# coding standards. Run mypy to perform static type checking.
# We'll keep going on errors and report the status at the end.
ret=0
if type python3 >/dev/null 2>/dev/null; then
PYTHON=python3
else
PYTHON=python
fi
check_version () {
$PYTHON - "$2" <<EOF
import packaging.version
import sys
import $1 as package
actual = package.__version__
wanted = sys.argv[1]
if packaging.version.parse(actual) < packaging.version.parse(wanted):
sys.stderr.write("$1: version %s is too old (want %s)\n" % (actual, wanted))
exit(1)
EOF
}
can_pylint () {
# Pylint 1.5.2 from Ubuntu 16.04 is too old:
# E: 34, 0: Unable to import 'mbedtls_framework' (import-error)
# Pylint 1.8.3 from Ubuntu 18.04 passed on the first commit containing this line.
check_version pylint 1.8.3
}
can_mypy () {
# mypy 0.770 is too old:
# tests/scripts/test_psa_constant_names.py:34: error: Cannot find implementation or library stub for module named 'mbedtls_framework'
# mypy 0.780 from pip passed on the first commit containing this line.
check_version mypy.version 0.780
}
# With just a --can-xxx option, check whether the tool for xxx is available
# with an acceptable version, and exit without running any checks. The exit
# status is true if the tool is available and acceptable and false otherwise.
if [ "$1" = "--can-pylint" ]; then
can_pylint
exit
elif [ "$1" = "--can-mypy" ]; then
can_mypy
exit
fi
echo 'Running pylint ...'
$PYTHON -m pylint framework/scripts/*.py framework/scripts/mbedtls_framework/*.py scripts/*.py tests/scripts/*.py || {
echo >&2 "pylint reported errors"
ret=1
}
echo
echo 'Running mypy ...'
$PYTHON -m mypy framework/scripts/*.py framework/scripts/mbedtls_framework/*.py scripts/*.py tests/scripts/*.py ||
ret=1
exit $ret

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@ -11,9 +11,9 @@
component_check_recursion () {
msg "Check: recursion.pl" # < 1s
tests/scripts/recursion.pl library/*.c
tests/scripts/recursion.pl ${PSA_CORE_PATH}/*.c
tests/scripts/recursion.pl ${BUILTIN_SRC_PATH}/*.c
./framework/scripts/recursion.pl library/*.c
./framework/scripts/recursion.pl ${PSA_CORE_PATH}/*.c
./framework/scripts/recursion.pl ${BUILTIN_SRC_PATH}/*.c
}
component_check_generated_files () {
@ -38,7 +38,7 @@ component_check_generated_files () {
component_check_doxy_blocks () {
msg "Check: doxygen markup outside doxygen blocks" # < 1s
tests/scripts/check-doxy-blocks.pl
./framework/scripts/check-doxy-blocks.pl
}
component_check_files () {
@ -49,7 +49,7 @@ component_check_files () {
component_check_changelog () {
msg "Check: changelog entries" # < 1s
rm -f ChangeLog.new
scripts/assemble_changelog.py -o ChangeLog.new
./framework/scripts/assemble_changelog.py -o ChangeLog.new
if [ -e ChangeLog.new ]; then
# Show the diff for information. It isn't an error if the diff is
# non-empty.
@ -135,7 +135,7 @@ component_check_test_dependencies () {
component_check_doxygen_warnings () {
msg "Check: doxygen warnings (builds the documentation)" # ~ 3s
tests/scripts/doxygen.sh
./framework/scripts/doxygen.sh
}
component_check_code_style () {
@ -152,7 +152,7 @@ support_check_code_style () {
component_check_python_files () {
msg "Lint: Python scripts"
tests/scripts/check-python-files.sh
./framework/scripts/check-python-files.sh
}
component_check_test_helpers () {

View File

@ -1,32 +0,0 @@
#!/bin/sh
# Make sure the doxygen documentation builds without warnings
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
# Abort on errors (and uninitialised variables)
set -eu
if [ -d library -a -d include -a -d tests ]; then :; else
echo "Must be run from Mbed TLS root" >&2
exit 1
fi
if scripts/apidoc_full.sh > doc.out 2>doc.err; then :; else
cat doc.err
echo "FAIL" >&2
exit 1;
fi
cat doc.out doc.err | \
grep -v "warning: ignoring unsupported tag" \
> doc.filtered
if grep -E "(warning|error):" doc.filtered; then
echo "FAIL" >&2
exit 1;
fi
make apidoc_clean
rm -f doc.out doc.err doc.filtered

View File

@ -1,47 +0,0 @@
#!/usr/bin/env perl
# Find functions making recursive calls to themselves.
# (Multiple recursion where a() calls b() which calls a() not covered.)
#
# When the recursion depth might depend on data controlled by the attacker in
# an unbounded way, those functions should use iteration instead.
#
# Typical usage: scripts/recursion.pl library/*.c
#
# Copyright The Mbed TLS Contributors
# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
use warnings;
use strict;
use utf8;
use open qw(:std utf8);
# exclude functions that are ok:
# - mpi_write_hlp: bounded by size of mbedtls_mpi, a compile-time constant
# - x509_crt_verify_child: bounded by MBEDTLS_X509_MAX_INTERMEDIATE_CA
my $known_ok = qr/mpi_write_hlp|x509_crt_verify_child/;
my $cur_name;
my $inside;
my @funcs;
die "Usage: $0 file.c [...]\n" unless @ARGV;
while (<>)
{
if( /^[^\/#{}\s]/ && ! /\[.*]/ ) {
chomp( $cur_name = $_ ) unless $inside;
} elsif( /^{/ && $cur_name ) {
$inside = 1;
$cur_name =~ s/.* ([^ ]*)\(.*/$1/;
} elsif( /^}/ && $inside ) {
undef $inside;
undef $cur_name;
} elsif( $inside && /\b\Q$cur_name\E\([^)]/ ) {
push @funcs, $cur_name unless /$known_ok/;
}
}
print "$_\n" for @funcs;
exit @funcs;