Add config presets with only crypto
Add config presets with only the crypto parts of the default configuration, of "full" and of "baremetal".
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@ -230,6 +230,35 @@ def baremetal_adapter(name, active, section):
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return True
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return include_in_full(name) and keep_in_baremetal(name)
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def include_in_crypto(name):
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"""Rules for symbols in a crypto configuration."""
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if name.startswith('MBEDTLS_X509_') or \
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name.startswith('MBEDTLS_SSL_') or \
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name.startswith('MBEDTLS_KEY_EXCHANGE_'):
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return False
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if name in [
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'MBEDTLS_CERTS_C',
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'MBEDTLS_DEBUG_C',
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'MBEDTLS_NET_C',
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'MBEDTLS_PKCS11_C',
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]:
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return False
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return True
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def crypto_adapter(adapter):
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"""Modify an adapter to disable non-crypto symbols.
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``crypto_adapter(adapter)(name, active, section)`` is like
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``adapter(name, active, section)``, but unsets all X.509 and TLS symbols.
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"""
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def continuation(name, active, section):
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if not include_in_crypto(name):
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return False
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if adapter is None:
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return active
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return adapter(name, active, section)
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return continuation
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class ConfigFile(Config):
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"""Representation of the Mbed TLS configuration read for a file.
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@ -394,6 +423,14 @@ if __name__ == '__main__':
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add_adapter('realfull', realfull_adapter,
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"""Uncomment all boolean #defines.
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Suitable for generating documentation, but not for building.""")
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add_adapter('crypto', crypto_adapter(None),
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"""Only include crypto features. Exclude X.509 and TLS.""")
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add_adapter('crypto_baremetal', crypto_adapter(baremetal_adapter),
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"""Like baremetal, but with only crypto features,
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excluding X.509 and TLS.""")
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add_adapter('crypto_full', crypto_adapter(full_adapter),
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"""Like full, but with only crypto features,
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excluding X.509 and TLS.""")
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args = parser.parse_args()
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config = ConfigFile(args.file)
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