Correct wrong usage information.
[openssl.git] / ssl / ssl3.h
index 7ee1feaa677cb3785a2dfebbb83bd6948fe7c0b3..8fd6951d7776708c28635a5175fc0c612d11536b 100644 (file)
  * 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).
+ *
+ */
 
 #ifndef HEADER_SSL3_H 
 #define HEADER_SSL3_H 
 
-#ifndef NO_COMP
+#ifndef OPENSSL_NO_COMP
 #include <openssl/comp.h>
 #endif
 #include <openssl/buffer.h>
@@ -105,6 +158,22 @@ extern "C" {
 #define SSL3_CK_FZA_DMS_FZA_SHA                        0x0300001D
 #define SSL3_CK_FZA_DMS_RC4_SHA                        0x0300001E
 
+/*    VRS Additional Kerberos5 entries
+ */
+#define SSL3_CK_KRB5_DES_40_CBC_SHA            0x03000021
+#define SSL3_CK_KRB5_DES_40_CBC_MD5            0x03000022
+#define SSL3_CK_KRB5_DES_64_CBC_SHA            0x03000023
+#define SSL3_CK_KRB5_DES_64_CBC_MD5            0x03000024
+#define SSL3_CK_KRB5_DES_192_CBC3_SHA          0x03000025
+#define SSL3_CK_KRB5_DES_192_CBC3_MD5          0x03000026
+
+#define SSL3_TXT_KRB5_DES_40_CBC_SHA           "EXP-KRB5-DES-CBC-SHA"
+#define SSL3_TXT_KRB5_DES_40_CBC_MD5           "EXP-KRB5-DES-CBC-MD5"
+#define SSL3_TXT_KRB5_DES_64_CBC_SHA           "KRB5-DES-CBC-SHA"
+#define SSL3_TXT_KRB5_DES_64_CBC_MD5           "KRB5-DES-CBC-MD5"
+#define SSL3_TXT_KRB5_DES_192_CBC3_SHA         "KRB5-DES-CBC3-SHA"
+#define SSL3_TXT_KRB5_DES_192_CBC3_MD5         "KRB5-DES-CBC3-MD5"
+
 #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"
@@ -149,7 +218,8 @@ extern "C" {
 #define SSL3_RT_HEADER_LENGTH                  5
 
 /* Due to MS stuffing up, this can change.... */
-#if defined(WIN16) || (defined(MSDOS) && !defined(WIN32))
+#if defined(OPENSSL_SYS_WIN16) || \
+       (defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_WIN32))
 #define SSL3_RT_MAX_EXTRA                      (14000)
 #else
 #define SSL3_RT_MAX_EXTRA                      (16384)
@@ -201,10 +271,11 @@ typedef struct ssl3_record_st
 
 typedef struct ssl3_buffer_st
        {
-       unsigned char *buf;     /* SSL3_RT_MAX_PACKET_SIZE bytes (more if
-                                * SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER is set) */
-       int offset;             /* where to 'copy from' */
-       int left;               /* how many bytes left */
+       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;
 
 #define SSL3_CT_RSA_SIGN                       1
@@ -234,6 +305,10 @@ typedef struct ssl3_state_st
        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;
+
        SSL3_BUFFER rbuf;       /* read IO goes into here */
        SSL3_BUFFER wbuf;       /* write IO goes into here */
 
@@ -292,7 +367,7 @@ typedef struct ssl3_state_st
 
                /* used to hold the new cipher we are going to use */
                SSL_CIPHER *new_cipher;
-#ifndef NO_DH
+#ifndef OPENSSL_NO_DH
                DH *dh;
 #endif
                /* used when SSL_ST_FLUSH_DATA is entered */
@@ -313,7 +388,7 @@ typedef struct ssl3_state_st
 
                const EVP_CIPHER *new_sym_enc;
                const EVP_MD *new_hash;
-#ifndef NO_COMP
+#ifndef OPENSSL_NO_COMP
                const SSL_COMP *new_compression;
 #else
                char *new_compression;