71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# 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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from __future__ import absolute_import, division, print_function
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INCLUDES = """
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#include <openssl/aes.h>
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"""
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TYPES = """
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static const int Cryptography_HAS_AES_WRAP;
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struct aes_key_st {
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...;
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};
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typedef struct aes_key_st AES_KEY;
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"""
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FUNCTIONS = """
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int AES_set_encrypt_key(const unsigned char *, const int, AES_KEY *);
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int AES_set_decrypt_key(const unsigned char *, const int, AES_KEY *);
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"""
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MACROS = """
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/* these can be moved back to FUNCTIONS once we drop support for 0.9.8h.
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This should be when we drop RHEL/CentOS 5, which is on 0.9.8e. */
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int AES_wrap_key(AES_KEY *, const unsigned char *, unsigned char *,
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const unsigned char *, unsigned int);
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int AES_unwrap_key(AES_KEY *, const unsigned char *, unsigned char *,
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const unsigned char *, unsigned int);
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/* The ctr128_encrypt function is only useful in 0.9.8. You should use EVP for
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this in 1.0.0+. It is defined in macros because the function signature
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changed after 0.9.8 */
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void AES_ctr128_encrypt(const unsigned char *, unsigned char *,
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const size_t, const AES_KEY *,
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unsigned char[], unsigned char[], unsigned int *);
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"""
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CUSTOMIZATIONS = """
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/* OpenSSL 0.9.8h+ */
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#if OPENSSL_VERSION_NUMBER >= 0x0090808fL
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static const long Cryptography_HAS_AES_WRAP = 1;
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#else
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static const long Cryptography_HAS_AES_WRAP = 0;
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int (*AES_wrap_key)(AES_KEY *, const unsigned char *, unsigned char *,
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const unsigned char *, unsigned int) = NULL;
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int (*AES_unwrap_key)(AES_KEY *, const unsigned char *, unsigned char *,
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const unsigned char *, unsigned int) = NULL;
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#endif
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"""
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CONDITIONAL_NAMES = {
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"Cryptography_HAS_AES_WRAP": [
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"AES_wrap_key",
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"AES_unwrap_key",
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],
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}
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