shared includes for openssl library

git-svn-id: http://svn.miranda-ng.org/main/trunk@11750 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

1 files changed, 699 insertions, 0 deletions

diff --git a/include/openssl/ssl3.h b/include/openssl/ssl3.h
new file mode 100644
index 0000000000..4c30b50316
--- /dev/null
+++ b/include/openssl/ssl3.h
@@ -0,0 +1,699 @@
+/* ssl/ssl3.h */

+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

+ * All rights reserved.

+ *

+ * This package is an SSL implementation written

+ * by Eric Young (eay@cryptsoft.com).

+ * The implementation was written so as to conform with Netscapes SSL.

+ *

+ * This library is free for commercial and non-commercial use as long as

+ * the following conditions are aheared to.  The following conditions

+ * apply to all code found in this distribution, be it the RC4, RSA,

+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation

+ * included with this distribution is covered by the same copyright terms

+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).

+ *

+ * Copyright remains Eric Young's, and as such any Copyright notices in

+ * the code are not to be removed.

+ * If this package is used in a product, Eric Young should be given attribution

+ * as the author of the parts of the library used.

+ * This can be in the form of a textual message at program startup or

+ * in documentation (online or textual) provided with the package.

+ *

+ * 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 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. All advertising materials mentioning features or use of this software

+ *    must display the following acknowledgement:

+ *    "This product includes cryptographic software written by

+ *     Eric Young (eay@cryptsoft.com)"

+ *    The word 'cryptographic' can be left out if the rouines from the library

+ *    being used are not cryptographic related :-).

+ * 4. If you include any Windows specific code (or a derivative thereof) from

+ *    the apps directory (application code) you must include an acknowledgement:

+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"

+ *

+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 AUTHOR OR CONTRIBUTORS 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.

+ *

+ * The licence and distribution terms for any publically available version or

+ * derivative of this code cannot be changed.  i.e. this code cannot simply be

+ * copied and put under another distribution licence

+ * [including the GNU Public Licence.]

+ */

+/* ====================================================================

+ * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.

+ *

+ * 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. All advertising materials mentioning features or use of this

+ *    software must display the following acknowledgment:

+ *    "This product includes software developed by the OpenSSL Project

+ *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"

+ *

+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

+ *    endorse or promote products derived from this software without

+ *    prior written permission. For written permission, please contact

+ *    openssl-core@openssl.org.

+ *

+ * 5. Products derived from this software may not be called "OpenSSL"

+ *    nor may "OpenSSL" appear in their names without prior written

+ *    permission of the OpenSSL Project.

+ *

+ * 6. Redistributions of any form whatsoever must retain the following

+ *    acknowledgment:

+ *    "This product includes software developed by the OpenSSL Project

+ *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"

+ *

+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

+ * EXPRESSED 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 OpenSSL PROJECT OR

+ * ITS CONTRIBUTORS 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.

+ * ====================================================================

+ *

+ * This product includes cryptographic software written by Eric Young

+ * (eay@cryptsoft.com).  This product includes software written by Tim

+ * Hudson (tjh@cryptsoft.com).

+ *

+ */

+/* ====================================================================

+ * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.

+ * ECC cipher suite support in OpenSSL originally developed by

+ * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.

+ */

+

+#ifndef HEADER_SSL3_H

+#define HEADER_SSL3_H

+

+#ifndef OPENSSL_NO_COMP

+#include <openssl/comp.h>

+#endif

+#include <openssl/buffer.h>

+#include <openssl/evp.h>

+#include <openssl/ssl.h>

+

+#ifdef  __cplusplus

+extern "C" {

+#endif

+

+/* Signalling cipher suite value from RFC 5746

+ * (TLS_EMPTY_RENEGOTIATION_INFO_SCSV) */

+#define SSL3_CK_SCSV				0x030000FF

+

+/* Signalling cipher suite value from draft-ietf-tls-downgrade-scsv-00

+ * (TLS_FALLBACK_SCSV) */

+#define SSL3_CK_FALLBACK_SCSV			0x03005600

+

+#define SSL3_CK_RSA_NULL_MD5			0x03000001

+#define SSL3_CK_RSA_NULL_SHA			0x03000002

+#define SSL3_CK_RSA_RC4_40_MD5 			0x03000003

+#define SSL3_CK_RSA_RC4_128_MD5			0x03000004

+#define SSL3_CK_RSA_RC4_128_SHA			0x03000005

+#define SSL3_CK_RSA_RC2_40_MD5			0x03000006

+#define SSL3_CK_RSA_IDEA_128_SHA		0x03000007

+#define SSL3_CK_RSA_DES_40_CBC_SHA		0x03000008

+#define SSL3_CK_RSA_DES_64_CBC_SHA		0x03000009

+#define SSL3_CK_RSA_DES_192_CBC3_SHA		0x0300000A

+

+#define SSL3_CK_DH_DSS_DES_40_CBC_SHA		0x0300000B

+#define SSL3_CK_DH_DSS_DES_64_CBC_SHA		0x0300000C

+#define SSL3_CK_DH_DSS_DES_192_CBC3_SHA 	0x0300000D

+#define SSL3_CK_DH_RSA_DES_40_CBC_SHA		0x0300000E

+#define SSL3_CK_DH_RSA_DES_64_CBC_SHA		0x0300000F

+#define SSL3_CK_DH_RSA_DES_192_CBC3_SHA 	0x03000010

+

+#define SSL3_CK_EDH_DSS_DES_40_CBC_SHA		0x03000011

+#define SSL3_CK_EDH_DSS_DES_64_CBC_SHA		0x03000012

+#define SSL3_CK_EDH_DSS_DES_192_CBC3_SHA	0x03000013

+#define SSL3_CK_EDH_RSA_DES_40_CBC_SHA		0x03000014

+#define SSL3_CK_EDH_RSA_DES_64_CBC_SHA		0x03000015

+#define SSL3_CK_EDH_RSA_DES_192_CBC3_SHA	0x03000016

+

+#define SSL3_CK_ADH_RC4_40_MD5			0x03000017

+#define SSL3_CK_ADH_RC4_128_MD5			0x03000018

+#define SSL3_CK_ADH_DES_40_CBC_SHA		0x03000019

+#define SSL3_CK_ADH_DES_64_CBC_SHA		0x0300001A

+#define SSL3_CK_ADH_DES_192_CBC_SHA		0x0300001B

+

+#if 0

+	#define SSL3_CK_FZA_DMS_NULL_SHA		0x0300001C

+	#define SSL3_CK_FZA_DMS_FZA_SHA			0x0300001D

+	#if 0 /* Because it clashes with KRB5, is never used any more, and is safe

+		 to remove according to David Hopwood <david.hopwood@zetnet.co.uk>

+		 of the ietf-tls list */

+	#define SSL3_CK_FZA_DMS_RC4_SHA			0x0300001E

+	#endif

+#endif

+

+/*    VRS Additional Kerberos5 entries

+ */

+#define SSL3_CK_KRB5_DES_64_CBC_SHA		0x0300001E

+#define SSL3_CK_KRB5_DES_192_CBC3_SHA		0x0300001F

+#define SSL3_CK_KRB5_RC4_128_SHA		0x03000020

+#define SSL3_CK_KRB5_IDEA_128_CBC_SHA	       	0x03000021

+#define SSL3_CK_KRB5_DES_64_CBC_MD5       	0x03000022

+#define SSL3_CK_KRB5_DES_192_CBC3_MD5       	0x03000023

+#define SSL3_CK_KRB5_RC4_128_MD5	       	0x03000024

+#define SSL3_CK_KRB5_IDEA_128_CBC_MD5 		0x03000025

+

+#define SSL3_CK_KRB5_DES_40_CBC_SHA 		0x03000026

+#define SSL3_CK_KRB5_RC2_40_CBC_SHA 		0x03000027

+#define SSL3_CK_KRB5_RC4_40_SHA	 		0x03000028

+#define SSL3_CK_KRB5_DES_40_CBC_MD5 		0x03000029

+#define SSL3_CK_KRB5_RC2_40_CBC_MD5 		0x0300002A

+#define SSL3_CK_KRB5_RC4_40_MD5	 		0x0300002B

+

+#define SSL3_TXT_RSA_NULL_MD5			"NULL-MD5"

+#define SSL3_TXT_RSA_NULL_SHA			"NULL-SHA"

+#define SSL3_TXT_RSA_RC4_40_MD5 		"EXP-RC4-MD5"

+#define SSL3_TXT_RSA_RC4_128_MD5		"RC4-MD5"

+#define SSL3_TXT_RSA_RC4_128_SHA		"RC4-SHA"

+#define SSL3_TXT_RSA_RC2_40_MD5			"EXP-RC2-CBC-MD5"

+#define SSL3_TXT_RSA_IDEA_128_SHA		"IDEA-CBC-SHA"

+#define SSL3_TXT_RSA_DES_40_CBC_SHA		"EXP-DES-CBC-SHA"

+#define SSL3_TXT_RSA_DES_64_CBC_SHA		"DES-CBC-SHA"

+#define SSL3_TXT_RSA_DES_192_CBC3_SHA		"DES-CBC3-SHA"

+

+#define SSL3_TXT_DH_DSS_DES_40_CBC_SHA		"EXP-DH-DSS-DES-CBC-SHA"

+#define SSL3_TXT_DH_DSS_DES_64_CBC_SHA		"DH-DSS-DES-CBC-SHA"

+#define SSL3_TXT_DH_DSS_DES_192_CBC3_SHA 	"DH-DSS-DES-CBC3-SHA"

+#define SSL3_TXT_DH_RSA_DES_40_CBC_SHA		"EXP-DH-RSA-DES-CBC-SHA"

+#define SSL3_TXT_DH_RSA_DES_64_CBC_SHA		"DH-RSA-DES-CBC-SHA"

+#define SSL3_TXT_DH_RSA_DES_192_CBC3_SHA 	"DH-RSA-DES-CBC3-SHA"

+

+#define SSL3_TXT_EDH_DSS_DES_40_CBC_SHA		"EXP-EDH-DSS-DES-CBC-SHA"

+#define SSL3_TXT_EDH_DSS_DES_64_CBC_SHA		"EDH-DSS-DES-CBC-SHA"

+#define SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA	"EDH-DSS-DES-CBC3-SHA"

+#define SSL3_TXT_EDH_RSA_DES_40_CBC_SHA		"EXP-EDH-RSA-DES-CBC-SHA"

+#define SSL3_TXT_EDH_RSA_DES_64_CBC_SHA		"EDH-RSA-DES-CBC-SHA"

+#define SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA	"EDH-RSA-DES-CBC3-SHA"

+

+#define SSL3_TXT_ADH_RC4_40_MD5			"EXP-ADH-RC4-MD5"

+#define SSL3_TXT_ADH_RC4_128_MD5		"ADH-RC4-MD5"

+#define SSL3_TXT_ADH_DES_40_CBC_SHA		"EXP-ADH-DES-CBC-SHA"

+#define SSL3_TXT_ADH_DES_64_CBC_SHA		"ADH-DES-CBC-SHA"

+#define SSL3_TXT_ADH_DES_192_CBC_SHA		"ADH-DES-CBC3-SHA"

+

+#if 0

+	#define SSL3_TXT_FZA_DMS_NULL_SHA		"FZA-NULL-SHA"

+	#define SSL3_TXT_FZA_DMS_FZA_SHA		"FZA-FZA-CBC-SHA"

+	#define SSL3_TXT_FZA_DMS_RC4_SHA		"FZA-RC4-SHA"

+#endif

+

+#define SSL3_TXT_KRB5_DES_64_CBC_SHA		"KRB5-DES-CBC-SHA"

+#define SSL3_TXT_KRB5_DES_192_CBC3_SHA		"KRB5-DES-CBC3-SHA"

+#define SSL3_TXT_KRB5_RC4_128_SHA		"KRB5-RC4-SHA"

+#define SSL3_TXT_KRB5_IDEA_128_CBC_SHA	       	"KRB5-IDEA-CBC-SHA"

+#define SSL3_TXT_KRB5_DES_64_CBC_MD5       	"KRB5-DES-CBC-MD5"

+#define SSL3_TXT_KRB5_DES_192_CBC3_MD5       	"KRB5-DES-CBC3-MD5"

+#define SSL3_TXT_KRB5_RC4_128_MD5		"KRB5-RC4-MD5"

+#define SSL3_TXT_KRB5_IDEA_128_CBC_MD5 		"KRB5-IDEA-CBC-MD5"

+

+#define SSL3_TXT_KRB5_DES_40_CBC_SHA 		"EXP-KRB5-DES-CBC-SHA"

+#define SSL3_TXT_KRB5_RC2_40_CBC_SHA 		"EXP-KRB5-RC2-CBC-SHA"

+#define SSL3_TXT_KRB5_RC4_40_SHA	 	"EXP-KRB5-RC4-SHA"

+#define SSL3_TXT_KRB5_DES_40_CBC_MD5 		"EXP-KRB5-DES-CBC-MD5"

+#define SSL3_TXT_KRB5_RC2_40_CBC_MD5 		"EXP-KRB5-RC2-CBC-MD5"

+#define SSL3_TXT_KRB5_RC4_40_MD5	 	"EXP-KRB5-RC4-MD5"

+

+#define SSL3_SSL_SESSION_ID_LENGTH		32

+#define SSL3_MAX_SSL_SESSION_ID_LENGTH		32

+

+#define SSL3_MASTER_SECRET_SIZE			48

+#define SSL3_RANDOM_SIZE			32

+#define SSL3_SESSION_ID_SIZE			32

+#define SSL3_RT_HEADER_LENGTH			5

+

+#ifndef SSL3_ALIGN_PAYLOAD

+ /* Some will argue that this increases memory footprint, but it's

+  * not actually true. Point is that malloc has to return at least

+  * 64-bit aligned pointers, meaning that allocating 5 bytes wastes

+  * 3 bytes in either case. Suggested pre-gaping simply moves these

+  * wasted bytes from the end of allocated region to its front,

+  * but makes data payload aligned, which improves performance:-) */

+# define SSL3_ALIGN_PAYLOAD			8

+#else

+# if (SSL3_ALIGN_PAYLOAD&(SSL3_ALIGN_PAYLOAD-1))!=0

+#  error "insane SSL3_ALIGN_PAYLOAD"

+#  undef SSL3_ALIGN_PAYLOAD

+# endif

+#endif

+

+/* This is the maximum MAC (digest) size used by the SSL library.

+ * Currently maximum of 20 is used by SHA1, but we reserve for

+ * future extension for 512-bit hashes.

+ */

+

+#define SSL3_RT_MAX_MD_SIZE			64

+

+/* Maximum block size used in all ciphersuites. Currently 16 for AES.

+ */

+

+#define	SSL_RT_MAX_CIPHER_BLOCK_SIZE		16

+

+#define SSL3_RT_MAX_EXTRA			(16384)

+

+/* Maximum plaintext length: defined by SSL/TLS standards */

+#define SSL3_RT_MAX_PLAIN_LENGTH		16384

+/* Maximum compression overhead: defined by SSL/TLS standards */

+#define SSL3_RT_MAX_COMPRESSED_OVERHEAD		1024

+

+/* The standards give a maximum encryption overhead of 1024 bytes.

+ * In practice the value is lower than this. The overhead is the maximum

+ * number of padding bytes (256) plus the mac size.

+ */

+#define SSL3_RT_MAX_ENCRYPTED_OVERHEAD	(256 + SSL3_RT_MAX_MD_SIZE)

+

+/* OpenSSL currently only uses a padding length of at most one block so

+ * the send overhead is smaller.

+ */

+

+#define SSL3_RT_SEND_MAX_ENCRYPTED_OVERHEAD \

+			(SSL_RT_MAX_CIPHER_BLOCK_SIZE + SSL3_RT_MAX_MD_SIZE)

+

+/* If compression isn't used don't include the compression overhead */

+

+#ifdef OPENSSL_NO_COMP

+#define SSL3_RT_MAX_COMPRESSED_LENGTH		SSL3_RT_MAX_PLAIN_LENGTH

+#else

+#define SSL3_RT_MAX_COMPRESSED_LENGTH	\

+		(SSL3_RT_MAX_PLAIN_LENGTH+SSL3_RT_MAX_COMPRESSED_OVERHEAD)

+#endif

+#define SSL3_RT_MAX_ENCRYPTED_LENGTH	\

+		(SSL3_RT_MAX_ENCRYPTED_OVERHEAD+SSL3_RT_MAX_COMPRESSED_LENGTH)

+#define SSL3_RT_MAX_PACKET_SIZE		\

+		(SSL3_RT_MAX_ENCRYPTED_LENGTH+SSL3_RT_HEADER_LENGTH)

+

+#define SSL3_MD_CLIENT_FINISHED_CONST	"\x43\x4C\x4E\x54"

+#define SSL3_MD_SERVER_FINISHED_CONST	"\x53\x52\x56\x52"

+

+#define SSL3_VERSION			0x0300

+#define SSL3_VERSION_MAJOR		0x03

+#define SSL3_VERSION_MINOR		0x00

+

+#define SSL3_RT_CHANGE_CIPHER_SPEC	20

+#define SSL3_RT_ALERT			21

+#define SSL3_RT_HANDSHAKE		22

+#define SSL3_RT_APPLICATION_DATA	23

+#define TLS1_RT_HEARTBEAT		24

+

+#define SSL3_AL_WARNING			1

+#define SSL3_AL_FATAL			2

+

+#define SSL3_AD_CLOSE_NOTIFY		 0

+#define SSL3_AD_UNEXPECTED_MESSAGE	10	/* fatal */

+#define SSL3_AD_BAD_RECORD_MAC		20	/* fatal */

+#define SSL3_AD_DECOMPRESSION_FAILURE	30	/* fatal */

+#define SSL3_AD_HANDSHAKE_FAILURE	40	/* fatal */

+#define SSL3_AD_NO_CERTIFICATE		41

+#define SSL3_AD_BAD_CERTIFICATE		42

+#define SSL3_AD_UNSUPPORTED_CERTIFICATE	43

+#define SSL3_AD_CERTIFICATE_REVOKED	44

+#define SSL3_AD_CERTIFICATE_EXPIRED	45

+#define SSL3_AD_CERTIFICATE_UNKNOWN	46

+#define SSL3_AD_ILLEGAL_PARAMETER	47	/* fatal */

+

+#define TLS1_HB_REQUEST		1

+#define TLS1_HB_RESPONSE	2

+

+#ifndef OPENSSL_NO_SSL_INTERN

+

+typedef struct ssl3_record_st

+	{

+/*r */	int type;               /* type of record */

+/*rw*/	unsigned int length;    /* How many bytes available */

+/*r */	unsigned int off;       /* read/write offset into 'buf' */

+/*rw*/	unsigned char *data;    /* pointer to the record data */

+/*rw*/	unsigned char *input;   /* where the decode bytes are */

+/*r */	unsigned char *comp;    /* only used with decompression - malloc()ed */

+/*r */  unsigned long epoch;    /* epoch number, needed by DTLS1 */

+/*r */  unsigned char seq_num[8]; /* sequence number, needed by DTLS1 */

+	} SSL3_RECORD;

+

+typedef struct ssl3_buffer_st

+	{

+	unsigned char *buf;     /* at least SSL3_RT_MAX_PACKET_SIZE bytes,

+	                         * see ssl3_setup_buffers() */

+	size_t len;             /* buffer size */

+	int offset;             /* where to 'copy from' */

+	int left;               /* how many bytes left */

+	} SSL3_BUFFER;

+

+#endif

+

+#define SSL3_CT_RSA_SIGN			1

+#define SSL3_CT_DSS_SIGN			2

+#define SSL3_CT_RSA_FIXED_DH			3

+#define SSL3_CT_DSS_FIXED_DH			4

+#define SSL3_CT_RSA_EPHEMERAL_DH		5

+#define SSL3_CT_DSS_EPHEMERAL_DH		6

+#define SSL3_CT_FORTEZZA_DMS			20

+/* SSL3_CT_NUMBER is used to size arrays and it must be large

+ * enough to contain all of the cert types defined either for

+ * SSLv3 and TLSv1.

+ */

+#define SSL3_CT_NUMBER			9

+

+

+#define SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS	0x0001

+#define SSL3_FLAGS_DELAY_CLIENT_FINISHED	0x0002

+#define SSL3_FLAGS_POP_BUFFER			0x0004

+#define TLS1_FLAGS_TLS_PADDING_BUG		0x0008

+#define TLS1_FLAGS_SKIP_CERT_VERIFY		0x0010

+#define TLS1_FLAGS_KEEP_HANDSHAKE		0x0020

+#define SSL3_FLAGS_CCS_OK			0x0080

+

+/* SSL3_FLAGS_SGC_RESTART_DONE is set when we

+ * restart a handshake because of MS SGC and so prevents us

+ * from restarting the handshake in a loop. It's reset on a

+ * renegotiation, so effectively limits the client to one restart

+ * per negotiation. This limits the possibility of a DDoS

+ * attack where the client handshakes in a loop using SGC to

+ * restart. Servers which permit renegotiation can still be

+ * effected, but we can't prevent that.

+ */

+#define SSL3_FLAGS_SGC_RESTART_DONE		0x0040

+

+#ifndef OPENSSL_NO_SSL_INTERN

+

+typedef struct ssl3_state_st

+	{

+	long flags;

+	int delay_buf_pop_ret;

+

+	unsigned char read_sequence[8];

+	int read_mac_secret_size;

+	unsigned char read_mac_secret[EVP_MAX_MD_SIZE];

+	unsigned char write_sequence[8];

+	int write_mac_secret_size;

+	unsigned char write_mac_secret[EVP_MAX_MD_SIZE];

+

+	unsigned char server_random[SSL3_RANDOM_SIZE];

+	unsigned char client_random[SSL3_RANDOM_SIZE];

+

+	/* flags for countermeasure against known-IV weakness */

+	int need_empty_fragments;

+	int empty_fragment_done;

+

+	/* The value of 'extra' when the buffers were initialized */

+	int init_extra;

+

+	SSL3_BUFFER rbuf;	/* read IO goes into here */

+	SSL3_BUFFER wbuf;	/* write IO goes into here */

+

+	SSL3_RECORD rrec;	/* each decoded record goes in here */

+	SSL3_RECORD wrec;	/* goes out from here */

+

+	/* storage for Alert/Handshake protocol data received but not

+	 * yet processed by ssl3_read_bytes: */

+	unsigned char alert_fragment[2];

+	unsigned int alert_fragment_len;

+	unsigned char handshake_fragment[4];

+	unsigned int handshake_fragment_len;

+

+	/* partial write - check the numbers match */

+	unsigned int wnum;	/* number of bytes sent so far */

+	int wpend_tot;		/* number bytes written */

+	int wpend_type;

+	int wpend_ret;		/* number of bytes submitted */

+	const unsigned char *wpend_buf;

+

+	/* used during startup, digest all incoming/outgoing packets */

+	BIO *handshake_buffer;

+	/* When set of handshake digests is determined, buffer is hashed

+	 * and freed and MD_CTX-es for all required digests are stored in

+	 * this array */

+	EVP_MD_CTX **handshake_dgst;

+	/* this is set whenerver we see a change_cipher_spec message

+	 * come in when we are not looking for one */

+	int change_cipher_spec;

+

+	int warn_alert;

+	int fatal_alert;

+	/* we allow one fatal and one warning alert to be outstanding,

+	 * send close alert via the warning alert */

+	int alert_dispatch;

+	unsigned char send_alert[2];

+

+	/* This flag is set when we should renegotiate ASAP, basically when

+	 * there is no more data in the read or write buffers */

+	int renegotiate;

+	int total_renegotiations;

+	int num_renegotiations;

+

+	int in_read_app_data;

+

+	/* Opaque PRF input as used for the current handshake.

+	 * These fields are used only if TLSEXT_TYPE_opaque_prf_input is defined

+	 * (otherwise, they are merely present to improve binary compatibility) */

+	void *client_opaque_prf_input;

+	size_t client_opaque_prf_input_len;

+	void *server_opaque_prf_input;

+	size_t server_opaque_prf_input_len;

+

+	struct	{

+		/* actually only needs to be 16+20 */

+		unsigned char cert_verify_md[EVP_MAX_MD_SIZE*2];

+

+		/* actually only need to be 16+20 for SSLv3 and 12 for TLS */

+		unsigned char finish_md[EVP_MAX_MD_SIZE*2];

+		int finish_md_len;

+		unsigned char peer_finish_md[EVP_MAX_MD_SIZE*2];

+		int peer_finish_md_len;

+

+		unsigned long message_size;

+		int message_type;

+

+		/* used to hold the new cipher we are going to use */

+		const SSL_CIPHER *new_cipher;

+#ifndef OPENSSL_NO_DH

+		DH *dh;

+#endif

+

+#ifndef OPENSSL_NO_ECDH

+		EC_KEY *ecdh; /* holds short lived ECDH key */

+#endif

+

+		/* used when SSL_ST_FLUSH_DATA is entered */

+		int next_state;

+

+		int reuse_message;

+

+		/* used for certificate requests */

+		int cert_req;

+		int ctype_num;

+		char ctype[SSL3_CT_NUMBER];

+		STACK_OF(X509_NAME) *ca_names;

+

+		int use_rsa_tmp;

+

+		int key_block_length;

+		unsigned char *key_block;

+

+		const EVP_CIPHER *new_sym_enc;

+		const EVP_MD *new_hash;

+		int new_mac_pkey_type;

+		int new_mac_secret_size;

+#ifndef OPENSSL_NO_COMP

+		const SSL_COMP *new_compression;

+#else

+		char *new_compression;

+#endif

+		int cert_request;

+		} tmp;

+

+        /* Connection binding to prevent renegotiation attacks */

+        unsigned char previous_client_finished[EVP_MAX_MD_SIZE];

+        unsigned char previous_client_finished_len;

+        unsigned char previous_server_finished[EVP_MAX_MD_SIZE];

+        unsigned char previous_server_finished_len;

+        int send_connection_binding; /* TODOEKR */

+

+#ifndef OPENSSL_NO_NEXTPROTONEG

+	/* Set if we saw the Next Protocol Negotiation extension from our peer. */

+	int next_proto_neg_seen;

+#endif

+

+#ifndef OPENSSL_NO_TLSEXT

+#ifndef OPENSSL_NO_EC

+	/* This is set to true if we believe that this is a version of Safari

+	 * running on OS X 10.6 or newer. We wish to know this because Safari

+	 * on 10.8 .. 10.8.3 has broken ECDHE-ECDSA support. */

+	char is_probably_safari;

+#endif /* !OPENSSL_NO_EC */

+#endif /* !OPENSSL_NO_TLSEXT */

+	} SSL3_STATE;

+

+#endif

+

+/* SSLv3 */

+/*client */

+/* extra state */

+#define SSL3_ST_CW_FLUSH		(0x100|SSL_ST_CONNECT)

+#ifndef OPENSSL_NO_SCTP

+#define DTLS1_SCTP_ST_CW_WRITE_SOCK			(0x310|SSL_ST_CONNECT)

+#define DTLS1_SCTP_ST_CR_READ_SOCK			(0x320|SSL_ST_CONNECT)

+#endif

+/* write to server */

+#define SSL3_ST_CW_CLNT_HELLO_A		(0x110|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CLNT_HELLO_B		(0x111|SSL_ST_CONNECT)

+/* read from server */

+#define SSL3_ST_CR_SRVR_HELLO_A		(0x120|SSL_ST_CONNECT)

+#define SSL3_ST_CR_SRVR_HELLO_B		(0x121|SSL_ST_CONNECT)

+#define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_A (0x126|SSL_ST_CONNECT)

+#define DTLS1_ST_CR_HELLO_VERIFY_REQUEST_B (0x127|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_A		(0x130|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_B		(0x131|SSL_ST_CONNECT)

+#define SSL3_ST_CR_KEY_EXCH_A		(0x140|SSL_ST_CONNECT)

+#define SSL3_ST_CR_KEY_EXCH_B		(0x141|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_REQ_A		(0x150|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_REQ_B		(0x151|SSL_ST_CONNECT)

+#define SSL3_ST_CR_SRVR_DONE_A		(0x160|SSL_ST_CONNECT)

+#define SSL3_ST_CR_SRVR_DONE_B		(0x161|SSL_ST_CONNECT)

+/* write to server */

+#define SSL3_ST_CW_CERT_A		(0x170|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CERT_B		(0x171|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CERT_C		(0x172|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CERT_D		(0x173|SSL_ST_CONNECT)

+#define SSL3_ST_CW_KEY_EXCH_A		(0x180|SSL_ST_CONNECT)

+#define SSL3_ST_CW_KEY_EXCH_B		(0x181|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CERT_VRFY_A		(0x190|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CERT_VRFY_B		(0x191|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CHANGE_A		(0x1A0|SSL_ST_CONNECT)

+#define SSL3_ST_CW_CHANGE_B		(0x1A1|SSL_ST_CONNECT)

+#ifndef OPENSSL_NO_NEXTPROTONEG

+#define SSL3_ST_CW_NEXT_PROTO_A		(0x200|SSL_ST_CONNECT)

+#define SSL3_ST_CW_NEXT_PROTO_B		(0x201|SSL_ST_CONNECT)

+#endif

+#define SSL3_ST_CW_FINISHED_A		(0x1B0|SSL_ST_CONNECT)

+#define SSL3_ST_CW_FINISHED_B		(0x1B1|SSL_ST_CONNECT)

+/* read from server */

+#define SSL3_ST_CR_CHANGE_A		(0x1C0|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CHANGE_B		(0x1C1|SSL_ST_CONNECT)

+#define SSL3_ST_CR_FINISHED_A		(0x1D0|SSL_ST_CONNECT)

+#define SSL3_ST_CR_FINISHED_B		(0x1D1|SSL_ST_CONNECT)

+#define SSL3_ST_CR_SESSION_TICKET_A	(0x1E0|SSL_ST_CONNECT)

+#define SSL3_ST_CR_SESSION_TICKET_B	(0x1E1|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_STATUS_A	(0x1F0|SSL_ST_CONNECT)

+#define SSL3_ST_CR_CERT_STATUS_B	(0x1F1|SSL_ST_CONNECT)

+

+/* server */

+/* extra state */

+#define SSL3_ST_SW_FLUSH		(0x100|SSL_ST_ACCEPT)

+#ifndef OPENSSL_NO_SCTP

+#define DTLS1_SCTP_ST_SW_WRITE_SOCK			(0x310|SSL_ST_ACCEPT)

+#define DTLS1_SCTP_ST_SR_READ_SOCK			(0x320|SSL_ST_ACCEPT)

+#endif

+/* read from client */

+/* Do not change the number values, they do matter */

+#define SSL3_ST_SR_CLNT_HELLO_A		(0x110|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CLNT_HELLO_B		(0x111|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CLNT_HELLO_C		(0x112|SSL_ST_ACCEPT)

+/* write to client */

+#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_A (0x113|SSL_ST_ACCEPT)

+#define DTLS1_ST_SW_HELLO_VERIFY_REQUEST_B (0x114|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_HELLO_REQ_A		(0x120|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_HELLO_REQ_B		(0x121|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_HELLO_REQ_C		(0x122|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SRVR_HELLO_A		(0x130|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SRVR_HELLO_B		(0x131|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_A		(0x140|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_B		(0x141|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_KEY_EXCH_A		(0x150|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_KEY_EXCH_B		(0x151|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_REQ_A		(0x160|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_REQ_B		(0x161|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SRVR_DONE_A		(0x170|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SRVR_DONE_B		(0x171|SSL_ST_ACCEPT)

+/* read from client */

+#define SSL3_ST_SR_CERT_A		(0x180|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CERT_B		(0x181|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_KEY_EXCH_A		(0x190|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_KEY_EXCH_B		(0x191|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CERT_VRFY_A		(0x1A0|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CERT_VRFY_B		(0x1A1|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CHANGE_A		(0x1B0|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_CHANGE_B		(0x1B1|SSL_ST_ACCEPT)

+#ifndef OPENSSL_NO_NEXTPROTONEG

+#define SSL3_ST_SR_NEXT_PROTO_A		(0x210|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_NEXT_PROTO_B		(0x211|SSL_ST_ACCEPT)

+#endif

+#define SSL3_ST_SR_FINISHED_A		(0x1C0|SSL_ST_ACCEPT)

+#define SSL3_ST_SR_FINISHED_B		(0x1C1|SSL_ST_ACCEPT)

+/* write to client */

+#define SSL3_ST_SW_CHANGE_A		(0x1D0|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CHANGE_B		(0x1D1|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_FINISHED_A		(0x1E0|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_FINISHED_B		(0x1E1|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SESSION_TICKET_A	(0x1F0|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_SESSION_TICKET_B	(0x1F1|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_STATUS_A	(0x200|SSL_ST_ACCEPT)

+#define SSL3_ST_SW_CERT_STATUS_B	(0x201|SSL_ST_ACCEPT)

+

+#define SSL3_MT_HELLO_REQUEST			0

+#define SSL3_MT_CLIENT_HELLO			1

+#define SSL3_MT_SERVER_HELLO			2

+#define	SSL3_MT_NEWSESSION_TICKET		4

+#define SSL3_MT_CERTIFICATE			11

+#define SSL3_MT_SERVER_KEY_EXCHANGE		12

+#define SSL3_MT_CERTIFICATE_REQUEST		13

+#define SSL3_MT_SERVER_DONE			14

+#define SSL3_MT_CERTIFICATE_VERIFY		15

+#define SSL3_MT_CLIENT_KEY_EXCHANGE		16

+#define SSL3_MT_FINISHED			20

+#define SSL3_MT_CERTIFICATE_STATUS		22

+#ifndef OPENSSL_NO_NEXTPROTONEG

+#define SSL3_MT_NEXT_PROTO			67

+#endif

+#define DTLS1_MT_HELLO_VERIFY_REQUEST    3

+

+

+#define SSL3_MT_CCS				1

+

+/* These are used when changing over to a new cipher */

+#define SSL3_CC_READ		0x01

+#define SSL3_CC_WRITE		0x02

+#define SSL3_CC_CLIENT		0x10

+#define SSL3_CC_SERVER		0x20

+#define SSL3_CHANGE_CIPHER_CLIENT_WRITE	(SSL3_CC_CLIENT|SSL3_CC_WRITE)

+#define SSL3_CHANGE_CIPHER_SERVER_READ	(SSL3_CC_SERVER|SSL3_CC_READ)

+#define SSL3_CHANGE_CIPHER_CLIENT_READ	(SSL3_CC_CLIENT|SSL3_CC_READ)

+#define SSL3_CHANGE_CIPHER_SERVER_WRITE	(SSL3_CC_SERVER|SSL3_CC_WRITE)

+

+#ifdef  __cplusplus

+}

+#endif

+#endif

+