ObjFW  Check-in [43864736e7]

Overview
Comment:OFTLSStream: Add API for server mode

Not implemented using any TLS library yet.

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Files: files | file ages | folders
SHA3-256: 43864736e73026da25a7216a037388d2ec0c38a90701152b4957b66551e62df9
User & Date: js on 2024-11-16 22:36:57
Other Links: branch diff | manifest | tags
Context
2024-11-16
22:36
OFTLSStream: Add API for server mode Leaf check-in: 43864736e7 user: js tags: tls-server
14:17
OFSecureTransportTLSStream: Use more error codes Leaf check-in: 33dbefb035 user: js tags: trunk
Changes

Modified configure.ac from [ce4406a7fa] to [94e207d211].

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			LIBS="-framework Security -framework Foundation $LIBS"

			AC_CHECK_FUNC(SSLHandshake, [
				tls_support="Secure Transport"
				TLS_LIBS="-framework Foundation $TLS_LIBS"
				TLS_LIBS="-framework Security $TLS_LIBS"

				AC_SUBST(OF_SECURE_TRANSPORT_TLS_STREAM_M,
					"OFSecureTransportTLSStream.m")
				AC_SUBST(USE_SRCS_SECURETRANSPORT,
					'${SRCS_SECURETRANSPORT}')

				AC_CHECK_FUNCS(SSLCreateContext)
			], [])

			LIBS="$old_LIBS"
		])
	])
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		esac

		AC_CHECK_LIB($ssl, SSL_set1_host, [
			AC_CHECK_HEADER(openssl/ssl.h, [
				tls_support="OpenSSL"
				TLS_LIBS="-l$ssl -l$crypto $TLS_LIBS"

				AC_SUBST(OF_OPENSSL_TLS_STREAM_M,
				AC_SUBST(USE_SRCS_OPENSSL, '${SRCS_OPENSSL}')
					"OFOpenSSLTLSStream.m")

				old_LIBS="$LIBS"
				LIBS="$TLS_LIBS $LIBS"
				AC_CHECK_FUNCS(SSL_has_pending)
				LIBS="$old_LIBS"
			])
		], [], [-l$crypto])
	])

	AS_IF([test x"$with_tls" = x"gnutls" \
	    -o \( x"$with_tls" = x"yes" -a x"$tls_support" = x"no" \)], [
		PKG_CHECK_MODULES(gnutls, [gnutls >= 3.5.0], [
			tls_support="GnuTLS"
			TLS_CPPFLAGS="$gnutls_CFLAGS $TLS_CPPFLAGS"
			TLS_LIBS="$gnutls_LIBS $TLS_LIBS"

			AC_SUBST(OF_GNUTLS_TLS_STREAM_M, "OFGnuTLSTLSStream.m")
			AC_SUBST(USE_SRCS_GNUTLS, '${SRCS_GNUTLS}')
		], [
			dnl Disable default action-if-not-found, which exits
			dnl configure with an error.
			:
		])
	])

	AS_IF([test x"$with_tls" = x"mbedtls"], [
		AC_CHECK_LIB(mbedtls, mbedtls_net_init, [
			AC_CHECK_HEADER(mbedtls/ssl.h, [
				tls_support="Mbed TLS"
				TLS_LIBS="-lmbedx509 -lmbedcrypto $TLS_LIBS"
				TLS_LIBS="-lmbedtls $TLS_LIBS"

				AC_SUBST(OF_MBEDTLS_TLS_STREAM_M,
				AC_SUBST(USE_SRCS_MBEDTLS, '${SRCS_MBEDTLS}')
					"OFMbedTLSTLSStream.m")
			])
		], [], [-lmbedx509 -lmbedcrypto])
	])

	AS_IF([test x"$tls_support" != x"no"], [
		AC_SUBST(TLS, "tls")
		AC_SUBST(TLS_CPPFLAGS)

Modified extra.mk.in from [345fdf7b48] to [dceacd0c39].

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OFDNS = @OFDNS@
OFHASH = @OFHASH@
OFHASH_LIBS = @OFHTTP_LIBS@
OFHTTP = @OFHTTP@
OFHTTP_LIBS = @OFHTTP_LIBS@
OF_BLOCK_TESTS_M = @OF_BLOCK_TESTS_M@
OF_EPOLL_KERNEL_EVENT_OBSERVER_M = @OF_EPOLL_KERNEL_EVENT_OBSERVER_M@
OF_GNUTLS_TLS_STREAM_M = @OF_GNUTLS_TLS_STREAM_M@
OF_HTTP_CLIENT_TESTS_M = @OF_HTTP_CLIENT_TESTS_M@
OF_KQUEUE_KERNEL_EVENT_OBSERVER_M = @OF_KQUEUE_KERNEL_EVENT_OBSERVER_M@
OF_MBEDTLS_TLS_STREAM_M = @OF_MBEDTLS_TLS_STREAM_M@
OF_OPENSSL_TLS_STREAM_M = @OF_OPENSSL_TLS_STREAM_M@
OF_POLL_KERNEL_EVENT_OBSERVER_M = @OF_POLL_KERNEL_EVENT_OBSERVER_M@
OF_SCTP_SOCKET_M = @OF_SCTP_SOCKET_M@
OF_SECURE_TRANSPORT_TLS_STREAM_M = @OF_SECURE_TRANSPORT_TLS_STREAM_M@
OF_SELECT_KERNEL_EVENT_OBSERVER_M = @OF_SELECT_KERNEL_EVENT_OBSERVER_M@
REEXPORT_RUNTIME = @REEXPORT_RUNTIME@
REEXPORT_RUNTIME_FRAMEWORK = @REEXPORT_RUNTIME_FRAMEWORK@
RUNTIME = @RUNTIME@
RUNTIME_ARC_TESTS_M = @RUNTIME_ARC_TESTS_M@
RUNTIME_ASSOCIATION_M = @RUNTIME_ASSOCIATION_M@
RUNTIME_AUTORELEASE_M = @RUNTIME_AUTORELEASE_M@
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TLS_CPPFLAGS = @TLS_CPPFLAGS@
TLS_LIBS = @TLS_LIBS@
UNICODE_M = @UNICODE_M@
USE_INCLUDES_ATOMIC = @USE_INCLUDES_ATOMIC@
USE_SRCS_APPLETALK = @USE_SRCS_APPLETALK@
USE_SRCS_EVDEV = @USE_SRCS_EVDEV@
USE_SRCS_FILES = @USE_SRCS_FILES@
USE_SRCS_GNUTLS = @USE_SRCS_GNUTLS@
USE_SRCS_IPX = @USE_SRCS_IPX@
USE_SRCS_MBEDTLS = @USE_SRCS_MBEDTLS@
USE_SRCS_NINTENDO_3DS = @USE_SRCS_NINTENDO_3DS@
USE_SRCS_NINTENDO_DS = @USE_SRCS_NINTENDO_DS@
USE_SRCS_NINTENDO_SWITCH = @USE_SRCS_NINTENDO_SWITCH@
USE_SRCS_OPENSSL = @USE_SRCS_OPENSSL@
USE_SRCS_PLUGINS = @USE_SRCS_PLUGINS@
USE_SRCS_SCTP = @USE_SRCS_SCTP@
USE_SRCS_SECURETRANSPORT = @USE_SRCS_SECURETRANSPORT@
USE_SRCS_SOCKETS = @USE_SRCS_SOCKETS@
USE_SRCS_SUBPROCESSES = @USE_SRCS_SUBPROCESSES@
USE_SRCS_TAGGED_POINTERS = @USE_SRCS_TAGGED_POINTERS@
USE_SRCS_THREADS = @USE_SRCS_THREADS@
USE_SRCS_UNIX_SOCKETS = @USE_SRCS_UNIX_SOCKETS@
USE_SRCS_WII = @USE_SRCS_WII@
USE_SRCS_WINDOWS = @USE_SRCS_WINDOWS@
USE_SRCS_XINPUT = @USE_SRCS_XINPUT@
WII_U_TESTS_LIBS = @WII_U_TESTS_LIBS@
WRAPPER = @WRAPPER@

Modified src/Makefile from [04dfd40e3e] to [486aeb0a5d].

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	       OFStreamSocket.m			\
	       OFSystemInfo+NetworkInterfaces.m	\
	       OFTCPSocket.m			\
	       OFTLSStream.m			\
	       OFTXTDNSResourceRecord.m		\
	       OFUDPSocket.m			\
	       OFURIDNSResourceRecord.m		\
	       OFX509Certificate.m		\
	       ${USE_SRCS_APPLETALK}		\
	       ${USE_SRCS_IPX}			\
	       ${USE_SRCS_SCTP}			\
	       ${USE_SRCS_UNIX_SOCKETS}
SRCS_APPLETALK = OFDDPSocket.m
SRCS_IPX = OFIPXSocket.m	\
	   OFSPXSocket.m	\

Modified src/OFTLSStream.h from [c23d19a2a9] to [1a6c8de484].

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#import "OFStream.h"
#import "OFRunLoop.h"

OF_ASSUME_NONNULL_BEGIN

/** @file */

@class OFArray OF_GENERIC(ObjectType);
@class OFTLSStream;
@class OFX509Certificate;

/**
 * @brief An enum representing an error of an OFTLSStream.
 */
typedef enum {
	/** @brief An unknown error. */
	OFTLSStreamErrorCodeUnknown,
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/**
 * @protocol OFTLSStreamDelegate OFTLSStream.h ObjFW/ObjFW.h
 *
 * A delegate for OFTLSStream.
 */
@protocol OFTLSStreamDelegate <OFStreamDelegate>
@optional
/**
 * @brief A method which is called when a TLS stream performed the client
 *	  handshake.
 *
 * @param stream The TLS stream which performed the handshake
 * @param host The host for which the handshake was performed
 * @param exception An exception that occurred during the handshake, or nil on
 *		    success
 */
-		       (void)stream: (OFTLSStream *)stream
  didPerformClientHandshakeWithHost: (OFString *)host
			  exception: (nullable id)exception;

/**
 * @brief A method which is called when a TLS stream performed the server
 *	  handshake.
 *
 * @param stream The TLS stream which performed the handshake
 * @param exception An exception that occurred during the handshake, or nil on
 *		    success
 */
- (void)streamDidPerformServerHandshake: (OFTLSStream *)stream
			      exception: (nullable id)exception;
@end

/**
 * @class OFTLSStream OFTLSStream.h ObjFW/ObjFW.h
 *
 * @brief A class that provides Transport Layer Security on top of a stream.
 *
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 */
@interface OFTLSStream: OFStream <OFReadyForReadingObserving,
    OFReadyForWritingObserving>
{
	OFStream <OFReadyForReadingObserving, OFReadyForWritingObserving>
	    *_underlyingStream;
	bool _verifiesCertificates;
	OFArray OF_GENERIC(OFX509Certificate *) *_Nullable _certificateChain;
	OF_RESERVE_IVARS(OFTLSStream, 4)
	OF_RESERVE_IVARS(OFTLSStream, 3)
}

/**
 * @brief The underlying stream.
 */
@property (readonly, nonatomic) OFStream <OFReadyForReadingObserving,
    OFReadyForWritingObserving> *underlyingStream;
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    id <OFTLSStreamDelegate> delegate;

/**
 * @brief Whether certificates are verified. Default is true.
 */
@property (nonatomic) bool verifiesCertificates;

/**
 * @brief The certificate chain to use.
 */
@property OF_NULLABLE_PROPERTY (copy, nonatomic)
    OFArray OF_GENERIC(OFX509Certificate *) *certificateChain;

- (instancetype)init OF_UNAVAILABLE;

/**
 * @brief Creates a new TLS stream with the specified stream as its underlying
 *	  stream.
 *
 * @param stream The stream to use as underlying stream. Must not be closed
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 * @brief Performs the TLS client handshake for the specified host.
 *
 * @param host The host to perform the handshake with
 * @throw OFTLSHandshakeFailedException The TLS handshake failed
 * @throw OFAlreadyOpenException The handshake was already performed
 */
- (void)performClientHandshakeWithHost: (OFString *)host;

/**
 * @brief Asynchronously performs the TLS server handshake and calls the
 *	  delegate afterwards.
 *
 * @throw OFTLSHandshakeFailedException The TLS handshake failed
 * @throw OFAlreadyOpenException The handshake was already performed
 */
- (void)asyncPerformServerHandshake;

/**
 * @brief Asynchronously performs the TLS server handshake and calls the
 *	  delegate afterwards.
 *
 * @param runLoopMode The run loop mode in which to perform the async handshake
 *
 * @throw OFTLSHandshakeFailedException The TLS handshake failed
 * @throw OFAlreadyOpenException The handshake was already performed
 */
- (void)asyncPerformServerHandshakeWithRunLoopMode: (OFRunLoopMode)runLoopMode;

/**
 * @brief Performs the TLS server handshake.
 *
 * @throw OFTLSHandshakeFailedException The TLS handshake failed
 * @throw OFAlreadyOpenException The handshake was already performed
 */
- (void)performServerHandshake;
@end

#ifdef __cplusplus
extern "C" {
#endif
/**
 * @brief The implementation for OFTLSStream to use.

Modified src/OFTLSStream.m from [78c4319f41] to [3b181aebf6].

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 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OFTLSStream.h"
#import "OFArray.h"
#import "OFDate.h"

#import "OFNotImplementedException.h"
#import "OFTLSHandshakeFailedException.h"

@interface OFTLSStreamHandshakeDelegate: OFObject <OFTLSStreamDelegate>
{
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	[super dealloc];
}

-		       (void)stream: (OFTLSStream *)stream
  didPerformClientHandshakeWithHost: (OFString *)host
			  exception: (id)exception
{
	_done = true;
	_exception = [exception retain];
}

- (void)streamDidPerformServerHandshake: (OFTLSStream *)stream
			      exception: (id)exception
{
	_done = true;
	_exception = [exception retain];
}
@end

@implementation OFTLSStream
@synthesize underlyingStream = _underlyingStream;
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- (void)close
{
	[_underlyingStream release];
	_underlyingStream = nil;

	[super close];
}

- (void)setCertificateChain:
    (OFArray OF_GENERIC(OFX509Certificate *) *)certificateChain
{
	OFArray OF_GENERIC(OFX509Certificate *) *old = _certificateChain;
	_certificateChain = [certificateChain copy];
	[old release];
}

- (OFArray OF_GENERIC(OFX509Certificate *) *)certificateChain
{
	return _certificateChain;
}

- (size_t)lowlevelReadIntoBuffer: (void *)buffer length: (size_t)length
{
	OF_UNRECOGNIZED_SELECTOR
}

- (size_t)lowlevelWriteBuffer: (const void *)buffer length: (size_t)length
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	    [[[OFTLSStreamHandshakeDelegate alloc] init] autorelease];
	OFRunLoop *runLoop = [OFRunLoop currentRunLoop];

	_delegate = handshakeDelegate;
	[self asyncPerformClientHandshakeWithHost: host
				      runLoopMode: handshakeRunLoopMode];

	while (!handshakeDelegate->_done)
		[runLoop runMode: handshakeRunLoopMode beforeDate: nil];

	/* Cleanup */
	[runLoop runMode: handshakeRunLoopMode beforeDate: [OFDate date]];

	_delegate = delegate;

	if (handshakeDelegate->_exception != nil)
		@throw handshakeDelegate->_exception;

	objc_autoreleasePoolPop(pool);
}

- (void)asyncPerformServerHandshake
{
	[self asyncPerformServerHandshakeWithRunLoopMode: OFDefaultRunLoopMode];
}

- (void)asyncPerformServerHandshakeWithRunLoopMode: (OFRunLoopMode)runLoopMode
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)performServerHandshake
{
	void *pool = objc_autoreleasePoolPush();
	id <OFTLSStreamDelegate> delegate = _delegate;
	OFTLSStreamHandshakeDelegate *handshakeDelegate =
	    [[[OFTLSStreamHandshakeDelegate alloc] init] autorelease];
	OFRunLoop *runLoop = [OFRunLoop currentRunLoop];

	_delegate = handshakeDelegate;
	[self asyncPerformServerHandshakeWithRunLoopMode: handshakeRunLoopMode];

	while (!handshakeDelegate->_done)
		[runLoop runMode: handshakeRunLoopMode beforeDate: nil];

	/* Cleanup */
	[runLoop runMode: handshakeRunLoopMode beforeDate: [OFDate date]];

	_delegate = delegate;

Added src/OFX509Certificate.h version [bbdec4f618].




































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/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OFObject.h"

OF_ASSUME_NONNULL_BEGIN

/**
 * @class OFX509Certificate OFX509Certificate.h ObjFW/ObjFW.h
 *
 * @brief An X.509 certificate.
 */
@interface OFX509Certificate: OFObject
{
	OF_RESERVE_IVARS(OFX509Certificate, 4)
}
@end

OF_ASSUME_NONNULL_END

Added src/OFX509Certificate.m version [bef6dd357c].










































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/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OFX509Certificate.h"

#import "OFNotImplementedException.h"

Class OFX509CertificateImplementation = Nil;

@implementation OFX509Certificate
+ (instancetype)alloc
{
	if (self == [OFX509Certificate class]) {
		if (OFX509CertificateImplementation != Nil)
			return [OFX509CertificateImplementation alloc];

		@throw [OFNotImplementedException exceptionWithSelector: _cmd
								 object: self];
	}

	return [super alloc];
}
@end

Modified src/tls/Makefile from [1c286ab06b] to [24a2c6b174].

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include ../../extra.mk

DISTCLEAN = Info.plist

SHARED_LIB = ${OBJFWTLS_SHARED_LIB}
STATIC_LIB = ${OBJFWTLS_STATIC_LIB}
FRAMEWORK = ${OBJFWTLS_FRAMEWORK}
LIB_MAJOR = ${OBJFWTLS_LIB_MAJOR}
LIB_MINOR = ${OBJFWTLS_LIB_MINOR}
LIB_PATCH = ${OBJFWTLS_LIB_PATCH}

INCLUDES := ObjFWTLS.h
SRCS = ${OF_GNUTLS_TLS_STREAM_M}		\
       ${OF_MBEDTLS_TLS_STREAM_M}		\
       ${OF_OPENSSL_TLS_STREAM_M}		\
       ${OF_SECURE_TRANSPORT_TLS_STREAM_M}
SRCS = ${USE_SRCS_GNUTLS}		\
       ${USE_SRCS_MBEDTLS}		\
       ${USE_SRCS_OPENSSL}		\
       ${USE_SRCS_SECURETRANSPORT}

SRCS_GNUTLS = OFGnuTLSTLSStream.m
SRCS_MBEDTLS = OFMbedTLSTLSStream.m
SRCS_OPENSSL = OFOpenSSLTLSStream.m
SRCS_SECURETRANSPORT = OFSecureTransportTLSStream.m

includesubdir = ObjFWTLS

include ../../buildsys.mk

install-extra:
	i=ObjFWTLS.oc; \