1 files changed, 73 insertions, 0 deletions
diff --git a/src/Common/libzip/zip_crypto_openssl.h b/src/Common/libzip/zip_crypto_openssl.h
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+++ b/src/Common/libzip/zip_crypto_openssl.h
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+/*
+  zip_crypto_openssl.h -- definitions for OpenSSL wrapper.
+  Copyright (C) 2018-2021 Dieter Baron and Thomas Klausner
+
+  This file is part of libzip, a library to manipulate ZIP archives.
+  The authors can be contacted at <info@libzip.org>
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+  1. Redistributions of source code must retain the above copyright
+  notice, this list of conditions and the following disclaimer.
+  2. Redistributions in binary form must reproduce the above copyright
+  notice, this list of conditions and the following disclaimer in
+  the documentation and/or other materials provided with the
+  distribution.
+  3. The names of the authors may not be used to endorse or promote
+  products derived from this software without specific prior
+  written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
+  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
+  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef HAD_ZIP_CRYPTO_OPENSSL_H
+#define HAD_ZIP_CRYPTO_OPENSSL_H
+
+#define HAVE_SECURE_RANDOM
+
+#include <openssl/evp.h>
+#include <openssl/hmac.h>
+
+#if OPENSSL_VERSION_NUMBER < 0x1010000fL || (defined(LIBRESSL_VERSION_NUMBER) && LIBRESSL_VERSION_NUMBER < 0x02070000fL)
+#define USE_OPENSSL_1_0_API
+#elif OPENSSL_VERSION_NUMBER < 0x3000000fL
+#define USE_OPENSSL_1_1_API
+#else
+#define USE_OPENSSL_3_API
+#endif
+
+#define _zip_crypto_aes_t EVP_CIPHER_CTX
+#ifdef USE_OPENSSL_3_API
+struct _zip_crypto_hmac_t {
+    EVP_MAC *mac;
+    EVP_MAC_CTX *ctx;
+};
+typedef struct _zip_crypto_hmac_t _zip_crypto_hmac_t;
+#define _zip_crypto_hmac(hmac, data, length) (EVP_MAC_update((hmac->ctx), (data), (length)) == 1)
+#else
+#define _zip_crypto_hmac_t HMAC_CTX
+#define _zip_crypto_hmac(hmac, data, length) (HMAC_Update((hmac), (data), (length)) == 1)
+#endif
+
+void _zip_crypto_aes_free(_zip_crypto_aes_t *aes);
+bool _zip_crypto_aes_encrypt_block(_zip_crypto_aes_t *aes, const zip_uint8_t *in, zip_uint8_t *out);
+_zip_crypto_aes_t *_zip_crypto_aes_new(const zip_uint8_t *key, zip_uint16_t key_size, zip_error_t *error);
+
+void _zip_crypto_hmac_free(_zip_crypto_hmac_t *hmac);
+_zip_crypto_hmac_t *_zip_crypto_hmac_new(const zip_uint8_t *secret, zip_uint64_t secret_length, zip_error_t *error);
+bool _zip_crypto_hmac_output(_zip_crypto_hmac_t *hmac, zip_uint8_t *data);
+
+#define _zip_crypto_pbkdf2(key, key_length, salt, salt_length, iterations, output, output_length) (PKCS5_PBKDF2_HMAC_SHA1((const char *)(key), (key_length), (salt), (salt_length), (iterations), (output_length), (output)))
+
+#endif /*  HAD_ZIP_CRYPTO_OPENSSL_H */