115 lines
4.6 KiB
C++
115 lines
4.6 KiB
C++
/*************************************************************************/
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/* stream_peer_openssl.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef STREAM_PEER_OPEN_SSL_H
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#define STREAM_PEER_OPEN_SSL_H
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#include "io/stream_peer_ssl.h"
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#include "os/file_access.h"
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#include "project_settings.h"
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#include "thirdparty/misc/curl_hostcheck.h"
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#include <openssl/bio.h> // BIO objects for I/O
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#include <openssl/err.h> // Error reporting
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#include <openssl/ssl.h> // SSL and SSL_CTX for SSL connections
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#include <openssl/x509v3.h>
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#include <stdio.h>
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class StreamPeerOpenSSL : public StreamPeerSSL {
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private:
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static int _bio_create(BIO *b);
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static int _bio_destroy(BIO *b);
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static int _bio_read(BIO *b, char *buf, int len);
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static int _bio_write(BIO *b, const char *buf, int len);
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static long _bio_ctrl(BIO *b, int cmd, long num, void *ptr);
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static int _bio_gets(BIO *b, char *buf, int len);
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static int _bio_puts(BIO *b, const char *str);
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#if OPENSSL_VERSION_NUMBER >= 0x10100000L && !defined(LIBRESSL_VERSION_NUMBER)
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static BIO_METHOD *_bio_method;
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#else
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static BIO_METHOD _bio_method;
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#endif
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static BIO_METHOD *_get_bio_method();
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static bool _match_host_name(const char *name, const char *hostname);
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static Error _match_common_name(const char *hostname, const X509 *server_cert);
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static Error _match_subject_alternative_name(const char *hostname, const X509 *server_cert);
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static int _cert_verify_callback(X509_STORE_CTX *x509_ctx, void *arg);
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Status status;
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String hostname;
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int max_cert_chain_depth;
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SSL_CTX *ctx;
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SSL *ssl;
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BIO *bio;
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bool connected;
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int flags;
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bool use_blocking;
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bool validate_certs;
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bool validate_hostname;
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Ref<StreamPeer> base;
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static StreamPeerSSL *_create_func();
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void _print_error(int err);
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static Vector<X509 *> certs;
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static void _load_certs(const PoolByteArray &p_array);
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protected:
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static void _bind_methods();
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public:
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virtual Error accept_stream(Ref<StreamPeer> p_base);
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virtual Error connect_to_stream(Ref<StreamPeer> p_base, bool p_validate_certs = false, const String &p_for_hostname = String());
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virtual Status get_status() const;
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virtual void disconnect_from_stream();
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virtual Error put_data(const uint8_t *p_data, int p_bytes);
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virtual Error put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent);
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virtual Error get_data(uint8_t *p_buffer, int p_bytes);
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virtual Error get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received);
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virtual int get_available_bytes() const;
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static void initialize_ssl();
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static void finalize_ssl();
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StreamPeerOpenSSL();
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~StreamPeerOpenSSL();
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};
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#endif // STREAM_PEER_SSL_H
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