acl/lib_acl_cpp/include/acl_cpp/stream/mbedtls_conf.hpp

#pragma once
#include "../acl_cpp_define.hpp"
#include "../stdlib/thread_mutex.hpp"
#include "../stdlib/string.hpp"
#include "sslbase_conf.hpp"
#include <vector>

typedef struct mbedtls_x509_crt mbedtls_x509_crt;
typedef struct mbedtls_ssl_config  mbedtls_ssl_config;
typedef struct mbedtls_ssl_cache_context mbedtls_ssl_cache_context;

namespace acl {

/**
 * SSL ֤<EFBFBD><EFBFBD>У<EFBFBD>鼶<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͷ<EFBFBD><EFBFBD><EFBFBD>
 */
typedef enum {
	MBEDTLS_VERIFY_NONE,	// <20><>У<EFBFBD><D0A3>֤<EFBFBD><D6A4>
	MBEDTLS_VERIFY_OPT,	// ѡ<><D1A1><EFBFBD><EFBFBD>У<EFBFBD>飬<EFBFBD><E9A3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD>ֺ<EFBFBD>У<EFBFBD><D0A3>
	MBEDTLS_VERIFY_REQ	// Ҫ<><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱУ<CAB1><D0A3>
} mbedtls_verify_t;

class mbedtls_io;

/**
 * SSL <EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>࣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊȫ<EFBFBD>ֶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿһ<EFBFBD><EFBFBD> SSL
 * <EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD>Ե<EFBFBD>֤<EFBFBD>顢<EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD>ÿһ<EFBFBD><EFBFBD> SSL <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
 * (mbedtls_io) <EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>setup_certs <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD>顢<EFBFBD><EFBFBD>Կ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
 */
class ACL_CPP_API mbedtls_conf : public sslbase_conf {
public:
	/**
	 * <EFBFBD><EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD>
	 * @param server_side {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˻<EFBFBD><EFBFBD>ǿͻ<EFBFBD><EFBFBD>ˣ<EFBFBD><EFBFBD><EFBFBD>Ϊ true ʱ
	 *  Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>ͻ<EFBFBD><EFBFBD><EFBFBD>ģʽ
	 * @param verify_mode {mbedtls_verify_t} SSL ֤<EFBFBD><EFBFBD>У<EFBFBD>鼶<EFBFBD><EFBFBD>
	 */
	mbedtls_conf(bool server_side = false,
		mbedtls_verify_t verify_mode = MBEDTLS_VERIFY_NONE);
	~mbedtls_conf(void);

	/**
	 * @override
	 */
	bool load_ca(const char* ca_file, const char* ca_path);

	/**
	 * @override
	 */
	bool add_cert(const char* crt_file, const char* key_file,
		const char* key_pass = NULL);

	/**
	 * @override
	 * ע: <EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> mbedtls_conf <EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD>ֱ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>淽<EFBFBD><EFBFBD>
	 */
	bool add_cert(const char* /* crt_file */);

	/**
	 * @override
	 * ע: <EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> mbedtls_conf <EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD>ֱ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>淽<EFBFBD><EFBFBD>
	 */
	bool set_key(const char* /*key_file*/, const char* /* key_pass */);

	/**
	 * @override
	 */
	void enable_cache(bool on);

public:
	/**
	 * mbedtls_io::open <EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>װ<EFBFBD><EFBFBD>ǰ SSL <EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>
	 * @param ssl {void*} SSL <EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ ssl_context <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> SSL <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
	 */
	bool setup_certs(void* ssl);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ض<EFBFBD><EFBFBD><EFBFBD>
	 * @return {void*}<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵΪ entropy_context <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	void* get_entropy(void) const {
		return entropy_;
	}

public:
	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> mbedtls <EFBFBD>ֳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⣬<EFBFBD><EFBFBD><EFBFBD>Ե<EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 * @param libmbedcrypto {const char*} libmbedcrypto <EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 * @param libmbedx509 {const char*} libmbedx509 <EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 * @param libmbedtls {const char*} libmbedtls <EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 */
	static void set_libpath(const char* libmbedcrypto,
		const char* libmbedx509, const char* libmbedtls);

	/**
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD> mbedtls <EFBFBD>ϳ<EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>⣬<EFBFBD><EFBFBD><EFBFBD>Ե<EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 * @param libmbedtls {const char*} libmbedtls <EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ·<EFBFBD><EFBFBD>
	 */
	static void set_libpath(const char* libmbedtls);

	/**
	 * <EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD> mbedtls <EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD>
	 * @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
	 */
	static bool load(void);

public:
	// @override sslbase_conf
	sslbase_io* create(bool nblock);

public:
	mbedtls_ssl_config* create_ssl_config(void);

private:
	friend class mbedtls_io;

	unsigned init_status_;
	unsigned cert_status_;
	thread_mutex lock_;

	bool  server_side_;

	int conf_count_;
	std::vector<mbedtls_ssl_config*> conf_table_;
	mbedtls_ssl_config* conf_;

	const int* ciphers_;
	void* entropy_;
	void* rnd_;

	mbedtls_x509_crt* cacert_;
	string crt_file_;
	mbedtls_ssl_cache_context* cache_;
	mbedtls_verify_t verify_mode_;
	std::vector<std::pair<void*, void*> > cert_keys_;


private:
	bool init_once(void);
	bool init_rand(void);
	void free_ca(void);
};

} // namespace acl