yuzu-emu/mbedtls
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fix test_cmake_as_package fail

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Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2021-12-02 13:51:26 +08:00
parent eb96fb508e
commit e6369b0061
3 changed files with 61 additions and 14 deletions
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2
library/CMakeLists.txt
View file

@ -151,6 +151,8 @@ if(GEN_FILES)
COMMAND
${MBEDTLS_PYTHON_EXECUTABLE}
${CMAKE_CURRENT_SOURCE_DIR}/../scripts/generate_ssl_debug_helpers.py
--mbedtls-root ${CMAKE_CURRENT_SOURCE_DIR}/..
${CMAKE_CURRENT_BINARY_DIR}
DEPENDS
${CMAKE_CURRENT_SOURCE_DIR}/../scripts/generate_ssl_debug_helpers.py
${error_headers}

52
scripts/generate_ssl_debug_helpers.py
View file

@ -25,8 +25,10 @@ import sys
import re
import os
import textwrap
import argparse
from mbedtls_dev import build_tree
def remove_c_comments(string):
"""
Remove C style comments from input string
@ -34,16 +36,19 @@ def remove_c_comments(string):
string_pattern = r"(?P<string>\".*?\"|\'.*?\')"
comment_pattern = r"(?P<comment>/\*.*?\*/|//[^\r\n]*$)"
pattern = re.compile(string_pattern + r'|' + comment_pattern,
re.MULTILINE|re.DOTALL)
re.MULTILINE | re.DOTALL)
def replacer(match):
if match.lastgroup == 'comment':
return ""
return match.group()
return pattern.sub(replacer, string)
class CondDirectiveNotMatch(Exception):
pass
def preprocess_c_source_code(source, *classes):
"""
Simple preprocessor for C source code.
@ -124,7 +129,6 @@ def preprocess_c_source_code(source, *classes):
assert not stack, len(stack)
class EnumDefinition:
"""
Generate helper functions around enumeration.
@ -153,7 +157,7 @@ class EnumDefinition:
enum_pattern = re.compile(r'enum\s*(?P<prefix_name>\w*)\s*' +
r'{\s*(?P<body>[^}]*)}' +
r'\s*(?P<suffix_name>\w*)\s*;',
re.MULTILINE|re.DOTALL)
re.MULTILINE | re.DOTALL)
for match in enum_pattern.finditer(source_code, start, end):
yield EnumDefinition(source_code,
@ -233,6 +237,7 @@ class EnumDefinition:
prototype=self._prototype)
return body, prototype
OUTPUT_C_TEMPLATE = '''\
/* Automatically generated by generate_ssl_debug_helpers.py. DO NOT EDIT. */
@ -272,11 +277,11 @@ OUTPUT_H_TEMPLATE = '''\
'''
def generate_ssl_debug_helpers(target_dir):
def generate_ssl_debug_helpers(output_directory, mbedtls_root):
"""
Generate functions of debug helps
"""
with open('include/mbedtls/ssl.h') as f:
with open(os.path.join(mbedtls_root, 'include/mbedtls/ssl.h')) as f:
source_code = remove_c_comments(f.read())
definitions = dict()
@ -292,19 +297,38 @@ def generate_ssl_debug_helpers(target_dir):
definitions[start] = definition
prototypes[start] = prototype
functions = [str(v) for _, v in sorted(definitions.items())]
with open(os.path.join(target_dir, 'ssl_debug_helpers_generated.c'), 'w') as f:
f.write(OUTPUT_C_TEMPLATE.format(functions='\n'.join(functions)))
function_definitions = [str(v) for _, v in sorted(definitions.items())]
function_prototypes = [str(v) for _, v in sorted(prototypes.items())]
if output_directory == sys.stdout:
sys.stdout.write(OUTPUT_H_TEMPLATE.format(
functions='\n'.join(function_prototypes)))
sys.stdout.write(OUTPUT_C_TEMPLATE.format(
functions='\n'.join(function_definitions)))
else:
with open(os.path.join(output_directory, 'ssl_debug_helpers_generated.c'), 'w') as f:
f.write(OUTPUT_C_TEMPLATE.format(
functions='\n'.join(function_definitions)))
functions = [str(v) for _, v in sorted(prototypes.items())]
with open(os.path.join(target_dir, 'ssl_debug_helpers_generated.h'), 'w') as f:
f.write(OUTPUT_H_TEMPLATE.format(functions='\n'.join(functions)))
with open(os.path.join(output_directory, 'ssl_debug_helpers_generated.h'), 'w') as f:
f.write(OUTPUT_H_TEMPLATE.format(
functions='\n'.join(function_prototypes)))
def main():
"""
Command line entry
"""
parser = argparse.ArgumentParser()
parser.add_argument('--mbedtls-root', nargs='?', default=build_tree.guess_mbedtls_root(),
help='root directory of mbedtls source code')
parser.add_argument('output_directory', nargs='?',
default=sys.stdout, help='source/header files location')
args = parser.parse_args()
generate_ssl_debug_helpers(args.output_directory, args.mbedtls_root)
return 0
if __name__ == '__main__':
build_tree.chdir_to_root()
OUTPUT_FILE_DIR = sys.argv[1] if len(sys.argv) == 2 else "library"
generate_ssl_debug_helpers(OUTPUT_FILE_DIR)
sys.exit(main())

21
scripts/mbedtls_dev/build_tree.py
View file

@ -17,12 +17,15 @@
# limitations under the License.
import os
import inspect
def looks_like_mbedtls_root(path: str) -> bool:
"""Whether the given directory looks like the root of the Mbed TLS source tree."""
return all(os.path.isdir(os.path.join(path, subdir))
for subdir in ['include', 'library', 'programs', 'tests'])
def chdir_to_root() -> None:
"""Detect the root of the Mbed TLS source tree and change to it.
@ -36,3 +39,21 @@ def chdir_to_root() -> None:
os.chdir(d)
return
raise Exception('Mbed TLS source tree not found')
def guess_mbedtls_root():
"""Guess mbedTLS source code directory.
Return the first possible mbedTLS root directory
"""
dirs = set({})
for i in inspect.stack():
path = os.path.dirname(i.filename)
for d in ['.', os.path.pardir, os.path.join(*([os.path.pardir]*2))]:
d = os.path.abspath(os.path.join(path, d))
if d in dirs:
continue
dirs.add(d)
if looks_like_mbedtls_root(d):
return d
raise Exception('Mbed TLS source tree not found')