| /* 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) 1998-2007 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. |
| */ |
| /* ==================================================================== |
| * Copyright 2005 Nokia. All rights reserved. |
| * |
| * The portions of the attached software ("Contribution") is developed by |
| * Nokia Corporation and is licensed pursuant to the OpenSSL open source |
| * license. |
| * |
| * The Contribution, originally written by Mika Kousa and Pasi Eronen of |
| * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites |
| * support (see RFC 4279) to OpenSSL. |
| * |
| * No patent licenses or other rights except those expressly stated in |
| * the OpenSSL open source license shall be deemed granted or received |
| * expressly, by implication, estoppel, or otherwise. |
| * |
| * No assurances are provided by Nokia that the Contribution does not |
| * infringe the patent or other intellectual property rights of any third |
| * party or that the license provides you with all the necessary rights |
| * to make use of the Contribution. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN |
| * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA |
| * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY |
| * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR |
| * OTHERWISE. |
| */ |
| |
| #ifndef HEADER_SSL_LOCL_H |
| #define HEADER_SSL_LOCL_H |
| |
| #include <openssl/base.h> |
| |
| #include <errno.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| |
| #include <openssl/aead.h> |
| #include <openssl/bio.h> |
| #include <openssl/buf.h> |
| #include <openssl/dsa.h> |
| #include <openssl/err.h> |
| #include <openssl/rsa.h> |
| #include <openssl/ssl.h> |
| #include <openssl/stack.h> |
| |
| #define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \ |
| l|=(((unsigned long)(*((c)++)))<< 8), \ |
| l|=(((unsigned long)(*((c)++)))<<16), \ |
| l|=(((unsigned long)(*((c)++)))<<24)) |
| |
| /* NOTE - c is not incremented as per c2l */ |
| #define c2ln(c,l1,l2,n) { \ |
| c+=n; \ |
| l1=l2=0; \ |
| switch (n) { \ |
| case 8: l2 =((unsigned long)(*(--(c))))<<24; \ |
| case 7: l2|=((unsigned long)(*(--(c))))<<16; \ |
| case 6: l2|=((unsigned long)(*(--(c))))<< 8; \ |
| case 5: l2|=((unsigned long)(*(--(c)))); \ |
| case 4: l1 =((unsigned long)(*(--(c))))<<24; \ |
| case 3: l1|=((unsigned long)(*(--(c))))<<16; \ |
| case 2: l1|=((unsigned long)(*(--(c))))<< 8; \ |
| case 1: l1|=((unsigned long)(*(--(c)))); \ |
| } \ |
| } |
| |
| #define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ |
| *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>16)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>24)&0xff)) |
| |
| #define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24, \ |
| l|=((unsigned long)(*((c)++)))<<16, \ |
| l|=((unsigned long)(*((c)++)))<< 8, \ |
| l|=((unsigned long)(*((c)++)))) |
| |
| #define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>16)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ |
| *((c)++)=(unsigned char)(((l) )&0xff)) |
| |
| #define l2n6(l,c) (*((c)++)=(unsigned char)(((l)>>40)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>32)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>24)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>16)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ |
| *((c)++)=(unsigned char)(((l) )&0xff)) |
| |
| #define l2n8(l,c) (*((c)++)=(unsigned char)(((l)>>56)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>48)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>40)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>32)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>24)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>>16)&0xff), \ |
| *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ |
| *((c)++)=(unsigned char)(((l) )&0xff)) |
| |
| #define n2l6(c,l) (l =((BN_ULLONG)(*((c)++)))<<40, \ |
| l|=((BN_ULLONG)(*((c)++)))<<32, \ |
| l|=((BN_ULLONG)(*((c)++)))<<24, \ |
| l|=((BN_ULLONG)(*((c)++)))<<16, \ |
| l|=((BN_ULLONG)(*((c)++)))<< 8, \ |
| l|=((BN_ULLONG)(*((c)++)))) |
| |
| /* NOTE - c is not incremented as per l2c */ |
| #define l2cn(l1,l2,c,n) { \ |
| c+=n; \ |
| switch (n) { \ |
| case 8: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ |
| case 7: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ |
| case 6: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ |
| case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ |
| case 4: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ |
| case 3: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ |
| case 2: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ |
| case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ |
| } \ |
| } |
| |
| #define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \ |
| (((unsigned int)(c[1])) )),c+=2) |
| #define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ |
| c[1]=(unsigned char)(((s) )&0xff)),c+=2) |
| |
| #define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \ |
| (((unsigned long)(c[1]))<< 8)| \ |
| (((unsigned long)(c[2])) )),c+=3) |
| |
| #define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ |
| c[1]=(unsigned char)(((l)>> 8)&0xff), \ |
| c[2]=(unsigned char)(((l) )&0xff)),c+=3) |
| |
| /* LOCAL STUFF */ |
| |
| #define SSL_DECRYPT 0 |
| #define SSL_ENCRYPT 1 |
| |
| #define TWO_BYTE_BIT 0x80 |
| #define SEC_ESC_BIT 0x40 |
| #define TWO_BYTE_MASK 0x7fff |
| #define THREE_BYTE_MASK 0x3fff |
| |
| #define INC32(a) ((a)=((a)+1)&0xffffffffL) |
| #define DEC32(a) ((a)=((a)-1)&0xffffffffL) |
| #define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */ |
| |
| /* |
| * Define the Bitmasks for SSL_CIPHER.algorithms. |
| * This bits are used packed as dense as possible. If new methods/ciphers |
| * etc will be added, the bits a likely to change, so this information |
| * is for internal library use only, even though SSL_CIPHER.algorithms |
| * can be publicly accessed. |
| * Use the according functions for cipher management instead. |
| * |
| * The bit mask handling in the selection and sorting scheme in |
| * ssl_create_cipher_list() has only limited capabilities, reflecting |
| * that the different entities within are mutually exclusive: |
| * ONLY ONE BIT PER MASK CAN BE SET AT A TIME. |
| */ |
| |
| /* Bits for algorithm_mkey (key exchange algorithm) */ |
| #define SSL_kRSA 0x00000001L /* RSA key exchange */ |
| #define SSL_kDHr 0x00000002L /* DH cert, RSA CA cert */ |
| #define SSL_kDHd 0x00000004L /* DH cert, DSA CA cert */ |
| #define SSL_kEDH 0x00000008L /* tmp DH key no DH cert */ |
| #define SSL_kECDHr 0x00000010L /* ECDH cert, RSA CA cert */ |
| #define SSL_kECDHe 0x00000020L /* ECDH cert, ECDSA CA cert */ |
| #define SSL_kEECDH 0x00000040L /* ephemeral ECDH */ |
| #define SSL_kPSK 0x00000080L /* PSK */ |
| #define SSL_kSRP 0x00000100L /* SRP */ |
| |
| /* Bits for algorithm_auth (server authentication) */ |
| #define SSL_aRSA 0x00000001L /* RSA auth */ |
| #define SSL_aDSS 0x00000002L /* DSS auth */ |
| #define SSL_aNULL 0x00000004L /* no auth (i.e. use ADH or AECDH) */ |
| #define SSL_aDH 0x00000008L /* Fixed DH auth (kDHd or kDHr) */ |
| #define SSL_aECDH 0x00000010L /* Fixed ECDH auth (kECDHe or kECDHr) */ |
| #define SSL_aECDSA 0x00000020L /* ECDSA auth*/ |
| #define SSL_aPSK 0x00000040L /* PSK auth */ |
| |
| |
| /* Bits for algorithm_enc (symmetric encryption) */ |
| #define SSL_DES 0x00000001L |
| #define SSL_3DES 0x00000002L |
| #define SSL_RC4 0x00000004L |
| #define SSL_RC2 0x00000008L |
| #define SSL_IDEA 0x00000010L |
| #define SSL_eNULL 0x00000020L |
| #define SSL_AES128 0x00000040L |
| #define SSL_AES256 0x00000080L |
| #define SSL_CAMELLIA128 0x00000100L |
| #define SSL_CAMELLIA256 0x00000200L |
| #define SSL_SEED 0x00000400L |
| #define SSL_AES128GCM 0x00000800L |
| #define SSL_AES256GCM 0x00001000L |
| #define SSL_CHACHA20POLY1305 0x00002000L |
| |
| #define SSL_AES (SSL_AES128|SSL_AES256|SSL_AES128GCM|SSL_AES256GCM) |
| #define SSL_CAMELLIA (SSL_CAMELLIA128|SSL_CAMELLIA256) |
| |
| |
| /* Bits for algorithm_mac (symmetric authentication) */ |
| |
| #define SSL_MD5 0x00000001L |
| #define SSL_SHA1 0x00000002L |
| #define SSL_SHA256 0x00000004L |
| #define SSL_SHA384 0x00000008L |
| /* Not a real MAC, just an indication it is part of cipher */ |
| #define SSL_AEAD 0x00000010L |
| |
| /* Bits for algorithm_ssl (protocol version) */ |
| #define SSL_SSLV2 0x00000001L |
| #define SSL_SSLV3 0x00000002L |
| #define SSL_TLSV1 SSL_SSLV3 /* for now */ |
| #define SSL_TLSV1_2 0x00000004L |
| |
| |
| /* Bits for algorithm2 (handshake digests and other extra flags) */ |
| |
| #define SSL_HANDSHAKE_MAC_MD5 0x10 |
| #define SSL_HANDSHAKE_MAC_SHA 0x20 |
| #define SSL_HANDSHAKE_MAC_SHA256 0x40 |
| #define SSL_HANDSHAKE_MAC_SHA384 0x80 |
| #define SSL_HANDSHAKE_MAC_DEFAULT (SSL_HANDSHAKE_MAC_MD5 | SSL_HANDSHAKE_MAC_SHA) |
| |
| /* When adding new digest in the ssl_ciph.c and increment SSM_MD_NUM_IDX |
| * make sure to update this constant too */ |
| #define SSL_MAX_DIGEST 4 |
| |
| #define TLS1_PRF_DGST_MASK (0xff << TLS1_PRF_DGST_SHIFT) |
| |
| #define TLS1_PRF_DGST_SHIFT 10 |
| #define TLS1_PRF_MD5 (SSL_HANDSHAKE_MAC_MD5 << TLS1_PRF_DGST_SHIFT) |
| #define TLS1_PRF_SHA1 (SSL_HANDSHAKE_MAC_SHA << TLS1_PRF_DGST_SHIFT) |
| #define TLS1_PRF_SHA256 (SSL_HANDSHAKE_MAC_SHA256 << TLS1_PRF_DGST_SHIFT) |
| #define TLS1_PRF_SHA384 (SSL_HANDSHAKE_MAC_SHA384 << TLS1_PRF_DGST_SHIFT) |
| #define TLS1_PRF (TLS1_PRF_MD5 | TLS1_PRF_SHA1) |
| |
| #define TLSEXT_CHANNEL_ID_SIZE 128 |
| |
| /* SSL_CIPHER_ALGORITHM2_AEAD is a flag in SSL_CIPHER.algorithm2 which |
| * indicates that the cipher is implemented via an EVP_AEAD. */ |
| #define SSL_CIPHER_ALGORITHM2_AEAD (1<<23) |
| |
| /* SSL_CIPHER_AEAD_FIXED_NONCE_LEN returns the number of bytes of fixed nonce |
| * for an SSL_CIPHER* with the SSL_CIPHER_ALGORITHM2_AEAD flag. */ |
| #define SSL_CIPHER_AEAD_FIXED_NONCE_LEN(ssl_cipher) \ |
| (((ssl_cipher->algorithm2 >> 24) & 0xf)*2) |
| |
| /* SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD is a flag in |
| * SSL_CIPHER.algorithm2 which indicates that the variable part of the nonce is |
| * included as a prefix of the record. (AES-GCM, for example, does with with an |
| * 8-byte variable nonce.) */ |
| #define SSL_CIPHER_ALGORITHM2_VARIABLE_NONCE_INCLUDED_IN_RECORD (1<<22) |
| |
| /* SSL_CIPHER_ALGORITHM2_STATEFUL_AEAD is a flag in SSL_CIPHER.algorithm2 which |
| * indicates that the AEAD is stateful and so doesn't take an nonce. This is |
| * only true of legacy cipher suites. */ |
| #define SSL_CIPHER_ALGORITHM2_STATEFUL_AEAD (1<<28) |
| |
| /* |
| * Export and cipher strength information. For each cipher we have to decide |
| * whether it is exportable or not. This information is likely to change |
| * over time, since the export control rules are no static technical issue. |
| * |
| * Independent of the export flag the cipher strength is sorted into classes. |
| * SSL_EXP40 was denoting the 40bit US export limit of past times, which now |
| * is at 56bit (SSL_EXP56). If the exportable cipher class is going to change |
| * again (eg. to 64bit) the use of "SSL_EXP*" becomes blurred even more, |
| * since SSL_EXP64 could be similar to SSL_LOW. |
| * For this reason SSL_MICRO and SSL_MINI macros are included to widen the |
| * namespace of SSL_LOW-SSL_HIGH to lower values. As development of speed |
| * and ciphers goes, another extension to SSL_SUPER and/or SSL_ULTRA would |
| * be possible. |
| */ |
| #define SSL_EXP_MASK 0x00000003L |
| #define SSL_STRONG_MASK 0x000001fcL |
| |
| #define SSL_NOT_EXP 0x00000001L |
| #define SSL_EXPORT 0x00000002L |
| |
| #define SSL_STRONG_NONE 0x00000004L |
| #define SSL_EXP40 0x00000008L |
| #define SSL_MICRO (SSL_EXP40) |
| #define SSL_EXP56 0x00000010L |
| #define SSL_MINI (SSL_EXP56) |
| #define SSL_LOW 0x00000020L |
| #define SSL_MEDIUM 0x00000040L |
| #define SSL_HIGH 0x00000080L |
| #define SSL_FIPS 0x00000100L |
| |
| /* we have used 000001ff - 23 bits left to go */ |
| |
| /* Check if an SSL structure is using DTLS */ |
| #define SSL_IS_DTLS(s) (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_DTLS) |
| /* See if we need explicit IV */ |
| #define SSL_USE_EXPLICIT_IV(s) \ |
| (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_EXPLICIT_IV) |
| /* See if we use signature algorithms extension |
| * and signature algorithm before signatures. |
| */ |
| #define SSL_USE_SIGALGS(s) \ |
| (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_SIGALGS) |
| /* Allow TLS 1.2 ciphersuites: applies to DTLS 1.2 as well as TLS 1.2: |
| * may apply to others in future. |
| */ |
| #define SSL_USE_TLS1_2_CIPHERS(s) \ |
| (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_TLS1_2_CIPHERS) |
| /* Determine if a client can use TLS 1.2 ciphersuites: can't rely on method |
| * flags because it may not be set to correct version yet. |
| */ |
| #define SSL_CLIENT_USE_TLS1_2_CIPHERS(s) \ |
| ((SSL_IS_DTLS(s) && s->client_version <= DTLS1_2_VERSION) || \ |
| (!SSL_IS_DTLS(s) && s->client_version >= TLS1_2_VERSION)) |
| |
| /* Mostly for SSLv3 */ |
| #define SSL_PKEY_RSA_ENC 0 |
| #define SSL_PKEY_RSA_SIGN 1 |
| #define SSL_PKEY_DSA_SIGN 2 |
| #define SSL_PKEY_DH_RSA 3 |
| #define SSL_PKEY_DH_DSA 4 |
| #define SSL_PKEY_ECC 5 |
| #define SSL_PKEY_NUM 6 |
| |
| /* SSL_kRSA <- RSA_ENC | (RSA_TMP & RSA_SIGN) | |
| * <- (EXPORT & (RSA_ENC | RSA_TMP) & RSA_SIGN) |
| * SSL_kDH <- DH_ENC & (RSA_ENC | RSA_SIGN | DSA_SIGN) |
| * SSL_kEDH <- RSA_ENC | RSA_SIGN | DSA_SIGN |
| * SSL_aRSA <- RSA_ENC | RSA_SIGN |
| * SSL_aDSS <- DSA_SIGN |
| */ |
| |
| /* |
| #define CERT_INVALID 0 |
| #define CERT_PUBLIC_KEY 1 |
| #define CERT_PRIVATE_KEY 2 |
| */ |
| |
| #define PENDING_SESSION -10000 |
| #define CERTIFICATE_SELECTION_PENDING -10001 |
| |
| #ifndef OPENSSL_NO_EC |
| /* From ECC-TLS draft, used in encoding the curve type in |
| * ECParameters |
| */ |
| #define EXPLICIT_PRIME_CURVE_TYPE 1 |
| #define EXPLICIT_CHAR2_CURVE_TYPE 2 |
| #define NAMED_CURVE_TYPE 3 |
| #endif /* OPENSSL_NO_EC */ |
| |
| typedef struct cert_pkey_st |
| { |
| X509 *x509; |
| EVP_PKEY *privatekey; |
| /* Digest to use when signing */ |
| const EVP_MD *digest; |
| /* Chain for this certificate */ |
| STACK_OF(X509) *chain; |
| /* Set if CERT_PKEY can be used with current SSL session: e.g. |
| * appropriate curve, signature algorithms etc. If zero it can't be |
| * used at all. |
| */ |
| int valid_flags; |
| } CERT_PKEY; |
| /* Retrieve Suite B flags */ |
| #define tls1_suiteb(s) (s->cert->cert_flags & SSL_CERT_FLAG_SUITEB_128_LOS) |
| /* Uses to check strict mode: suite B modes are always strict */ |
| #define SSL_CERT_FLAGS_CHECK_TLS_STRICT \ |
| (SSL_CERT_FLAG_SUITEB_128_LOS|SSL_CERT_FLAG_TLS_STRICT) |
| |
| typedef struct cert_st |
| { |
| /* Current active set */ |
| CERT_PKEY *key; /* ALWAYS points to an element of the pkeys array |
| * Probably it would make more sense to store |
| * an index, not a pointer. */ |
| |
| /* For servers the following masks are for the key and auth |
| * algorithms that are supported by the certs below. |
| * For clients they are masks of *disabled* algorithms based |
| * on the current session. |
| */ |
| int valid; |
| unsigned long mask_k; |
| unsigned long mask_a; |
| /* Client only */ |
| unsigned long mask_ssl; |
| #ifndef OPENSSL_NO_DH |
| DH *dh_tmp; |
| DH *(*dh_tmp_cb)(SSL *ssl,int is_export,int keysize); |
| #endif |
| #ifndef OPENSSL_NO_ECDH |
| EC_KEY *ecdh_tmp; |
| /* Callback for generating ephemeral ECDH keys */ |
| EC_KEY *(*ecdh_tmp_cb)(SSL *ssl,int is_export,int keysize); |
| /* Select ECDH parameters automatically */ |
| int ecdh_tmp_auto; |
| #endif |
| /* Flags related to certificates */ |
| unsigned int cert_flags; |
| CERT_PKEY pkeys[SSL_PKEY_NUM]; |
| |
| /* Server-only: client_certificate_types is list of certificate types to |
| * include in the CertificateRequest message. |
| */ |
| unsigned char *client_certificate_types; |
| size_t num_client_certificate_types; |
| |
| /* signature algorithms peer reports: e.g. supported signature |
| * algorithms extension for server or as part of a certificate |
| * request for client. |
| */ |
| unsigned char *peer_sigalgs; |
| /* Size of above array */ |
| size_t peer_sigalgslen; |
| /* suppported signature algorithms. |
| * When set on a client this is sent in the client hello as the |
| * supported signature algorithms extension. For servers |
| * it represents the signature algorithms we are willing to use. |
| */ |
| unsigned char *conf_sigalgs; |
| /* Size of above array */ |
| size_t conf_sigalgslen; |
| /* Client authentication signature algorithms, if not set then |
| * uses conf_sigalgs. On servers these will be the signature |
| * algorithms sent to the client in a cerificate request for TLS 1.2. |
| * On a client this represents the signature algortithms we are |
| * willing to use for client authentication. |
| */ |
| unsigned char *client_sigalgs; |
| /* Size of above array */ |
| size_t client_sigalgslen; |
| /* Signature algorithms shared by client and server: cached |
| * because these are used most often. |
| */ |
| TLS_SIGALGS *shared_sigalgs; |
| size_t shared_sigalgslen; |
| |
| /* Certificate setup callback: if set is called whenever a |
| * certificate may be required (client or server). the callback |
| * can then examine any appropriate parameters and setup any |
| * certificates required. This allows advanced applications |
| * to select certificates on the fly: for example based on |
| * supported signature algorithms or curves. |
| */ |
| int (*cert_cb)(SSL *ssl, void *arg); |
| void *cert_cb_arg; |
| |
| /* Optional X509_STORE for chain building or certificate validation |
| * If NULL the parent SSL_CTX store is used instead. |
| */ |
| X509_STORE *chain_store; |
| X509_STORE *verify_store; |
| |
| /* Raw values of the cipher list from a client */ |
| unsigned char *ciphers_raw; |
| size_t ciphers_rawlen; |
| } CERT; |
| |
| |
| typedef struct sess_cert_st |
| { |
| STACK_OF(X509) *cert_chain; /* as received from peer (not for SSL2) */ |
| |
| /* The 'peer_...' members are used only by clients. */ |
| int peer_cert_type; |
| |
| CERT_PKEY *peer_key; /* points to an element of peer_pkeys (never NULL!) */ |
| CERT_PKEY peer_pkeys[SSL_PKEY_NUM]; |
| /* Obviously we don't have the private keys of these, |
| * so maybe we shouldn't even use the CERT_PKEY type here. */ |
| |
| RSA *peer_rsa_tmp; /* not used for SSL 2 */ |
| #ifndef OPENSSL_NO_DH |
| DH *peer_dh_tmp; /* not used for SSL 2 */ |
| #endif |
| #ifndef OPENSSL_NO_ECDH |
| EC_KEY *peer_ecdh_tmp; |
| #endif |
| |
| int references; /* actually always 1 at the moment */ |
| } SESS_CERT; |
| /* Structure containing decoded values of signature algorithms extension */ |
| struct tls_sigalgs_st |
| { |
| /* NID of hash algorithm */ |
| int hash_nid; |
| /* NID of signature algorithm */ |
| int sign_nid; |
| /* Combined hash and signature NID */ |
| int signandhash_nid; |
| /* Raw values used in extension */ |
| unsigned char rsign; |
| unsigned char rhash; |
| }; |
| |
| /*#define MAC_DEBUG */ |
| |
| /*#define ERR_DEBUG */ |
| /*#define ABORT_DEBUG */ |
| /*#define PKT_DEBUG 1 */ |
| /*#define DES_DEBUG */ |
| /*#define DES_OFB_DEBUG */ |
| /*#define SSL_DEBUG */ |
| /*#define RSA_DEBUG */ |
| /*#define IDEA_DEBUG */ |
| |
| #define FP_ICC (int (*)(const void *,const void *)) |
| |
| /* This is for the SSLv3/TLSv1.0 differences in crypto/hash stuff |
| * It is a bit of a mess of functions, but hell, think of it as |
| * an opaque structure :-) */ |
| typedef struct ssl3_enc_method |
| { |
| int (*enc)(SSL *, int); |
| int (*mac)(SSL *, unsigned char *, int); |
| int (*setup_key_block)(SSL *); |
| int (*generate_master_secret)(SSL *, unsigned char *, unsigned char *, int); |
| int (*change_cipher_state)(SSL *, int); |
| int (*final_finish_mac)(SSL *, const char *, int, unsigned char *); |
| int finish_mac_length; |
| int (*cert_verify_mac)(SSL *, int, unsigned char *); |
| const char *client_finished_label; |
| int client_finished_label_len; |
| const char *server_finished_label; |
| int server_finished_label_len; |
| int (*alert_value)(int); |
| int (*export_keying_material)(SSL *, unsigned char *, size_t, |
| const char *, size_t, |
| const unsigned char *, size_t, |
| int use_context); |
| /* Various flags indicating protocol version requirements */ |
| unsigned int enc_flags; |
| /* Handshake header length */ |
| unsigned int hhlen; |
| /* Set the handshake header */ |
| void (*set_handshake_header)(SSL *s, int type, unsigned long len); |
| /* Write out handshake message */ |
| int (*do_write)(SSL *s); |
| } SSL3_ENC_METHOD; |
| |
| #define SSL_HM_HEADER_LENGTH(s) s->method->ssl3_enc->hhlen |
| #define ssl_handshake_start(s) \ |
| (((unsigned char *)s->init_buf->data) + s->method->ssl3_enc->hhlen) |
| #define ssl_set_handshake_header(s, htype, len) \ |
| s->method->ssl3_enc->set_handshake_header(s, htype, len) |
| #define ssl_do_write(s) s->method->ssl3_enc->do_write(s) |
| |
| /* Values for enc_flags */ |
| |
| /* Uses explicit IV for CBC mode */ |
| #define SSL_ENC_FLAG_EXPLICIT_IV 0x1 |
| /* Uses signature algorithms extension */ |
| #define SSL_ENC_FLAG_SIGALGS 0x2 |
| /* Uses SHA256 default PRF */ |
| #define SSL_ENC_FLAG_SHA256_PRF 0x4 |
| /* Is DTLS */ |
| #define SSL_ENC_FLAG_DTLS 0x8 |
| /* Allow TLS 1.2 ciphersuites: applies to DTLS 1.2 as well as TLS 1.2: |
| * may apply to others in future. |
| */ |
| #define SSL_ENC_FLAG_TLS1_2_CIPHERS 0x10 |
| |
| /* ssl_aead_ctx_st contains information about an AEAD that is being used to |
| * encrypt an SSL connection. */ |
| struct ssl_aead_ctx_st |
| { |
| EVP_AEAD_CTX ctx; |
| /* fixed_nonce contains any bytes of the nonce that are fixed for all |
| * records. */ |
| unsigned char fixed_nonce[8]; |
| unsigned char fixed_nonce_len, variable_nonce_len, tag_len; |
| /* variable_nonce_included_in_record is non-zero if the variable nonce |
| * for a record is included as a prefix before the ciphertext. */ |
| char variable_nonce_included_in_record; |
| }; |
| |
| #ifndef OPENSSL_NO_BUF_FREELISTS |
| typedef struct ssl3_buf_freelist_st |
| { |
| size_t chunklen; |
| unsigned int len; |
| struct ssl3_buf_freelist_entry_st *head; |
| } SSL3_BUF_FREELIST; |
| |
| typedef struct ssl3_buf_freelist_entry_st |
| { |
| struct ssl3_buf_freelist_entry_st *next; |
| } SSL3_BUF_FREELIST_ENTRY; |
| #endif |
| |
| extern SSL3_ENC_METHOD ssl3_undef_enc_method; |
| extern SSL_CIPHER ssl3_ciphers[]; |
| |
| |
| SSL_METHOD *ssl_bad_method(int ver); |
| |
| extern SSL3_ENC_METHOD TLSv1_enc_data; |
| extern SSL3_ENC_METHOD TLSv1_1_enc_data; |
| extern SSL3_ENC_METHOD TLSv1_2_enc_data; |
| extern SSL3_ENC_METHOD SSLv3_enc_data; |
| extern SSL3_ENC_METHOD DTLSv1_enc_data; |
| extern SSL3_ENC_METHOD DTLSv1_2_enc_data; |
| |
| #define IMPLEMENT_tls_meth_func(version, func_name, s_accept, s_connect, \ |
| s_get_meth, enc_data) \ |
| const SSL_METHOD *func_name(void) \ |
| { \ |
| static const SSL_METHOD func_name##_data= { \ |
| version, \ |
| tls1_new, \ |
| tls1_clear, \ |
| tls1_free, \ |
| s_accept, \ |
| s_connect, \ |
| ssl3_read, \ |
| ssl3_peek, \ |
| ssl3_write, \ |
| ssl3_shutdown, \ |
| ssl3_renegotiate, \ |
| ssl3_renegotiate_check, \ |
| ssl3_get_message, \ |
| ssl3_read_bytes, \ |
| ssl3_write_bytes, \ |
| ssl3_dispatch_alert, \ |
| ssl3_ctrl, \ |
| ssl3_ctx_ctrl, \ |
| ssl3_pending, \ |
| ssl3_num_ciphers, \ |
| ssl3_get_cipher, \ |
| s_get_meth, \ |
| tls1_default_timeout, \ |
| &enc_data, \ |
| ssl_undefined_void_function, \ |
| ssl3_callback_ctrl, \ |
| ssl3_ctx_callback_ctrl, \ |
| }; \ |
| return &func_name##_data; \ |
| } |
| |
| #define IMPLEMENT_ssl3_meth_func(func_name, s_accept, s_connect, s_get_meth) \ |
| const SSL_METHOD *func_name(void) \ |
| { \ |
| static const SSL_METHOD func_name##_data= { \ |
| SSL3_VERSION, \ |
| ssl3_new, \ |
| ssl3_clear, \ |
| ssl3_free, \ |
| s_accept, \ |
| s_connect, \ |
| ssl3_read, \ |
| ssl3_peek, \ |
| ssl3_write, \ |
| ssl3_shutdown, \ |
| ssl3_renegotiate, \ |
| ssl3_renegotiate_check, \ |
| ssl3_get_message, \ |
| ssl3_read_bytes, \ |
| ssl3_write_bytes, \ |
| ssl3_dispatch_alert, \ |
| ssl3_ctrl, \ |
| ssl3_ctx_ctrl, \ |
| ssl3_pending, \ |
| ssl3_num_ciphers, \ |
| ssl3_get_cipher, \ |
| s_get_meth, \ |
| ssl3_default_timeout, \ |
| &SSLv3_enc_data, \ |
| ssl_undefined_void_function, \ |
| ssl3_callback_ctrl, \ |
| ssl3_ctx_callback_ctrl, \ |
| }; \ |
| return &func_name##_data; \ |
| } |
| |
| #define IMPLEMENT_ssl23_meth_func(func_name, s_accept, s_connect, s_get_meth) \ |
| const SSL_METHOD *func_name(void) \ |
| { \ |
| static const SSL_METHOD func_name##_data= { \ |
| TLS1_2_VERSION, \ |
| tls1_new, \ |
| tls1_clear, \ |
| tls1_free, \ |
| s_accept, \ |
| s_connect, \ |
| ssl23_read, \ |
| ssl23_peek, \ |
| ssl23_write, \ |
| ssl_undefined_function, \ |
| ssl_undefined_function, \ |
| ssl_ok, \ |
| ssl3_get_message, \ |
| ssl3_read_bytes, \ |
| ssl3_write_bytes, \ |
| ssl3_dispatch_alert, \ |
| ssl3_ctrl, \ |
| ssl3_ctx_ctrl, \ |
| ssl_undefined_const_function, \ |
| ssl3_num_ciphers, \ |
| ssl3_get_cipher, \ |
| s_get_meth, \ |
| ssl23_default_timeout, \ |
| &TLSv1_2_enc_data, \ |
| ssl_undefined_void_function, \ |
| ssl3_callback_ctrl, \ |
| ssl3_ctx_callback_ctrl, \ |
| }; \ |
| return &func_name##_data; \ |
| } |
| |
| #define IMPLEMENT_dtls1_meth_func(version, func_name, s_accept, s_connect, \ |
| s_get_meth, enc_data) \ |
| const SSL_METHOD *func_name(void) \ |
| { \ |
| static const SSL_METHOD func_name##_data= { \ |
| version, \ |
| dtls1_new, \ |
| dtls1_clear, \ |
| dtls1_free, \ |
| s_accept, \ |
| s_connect, \ |
| ssl3_read, \ |
| ssl3_peek, \ |
| ssl3_write, \ |
| dtls1_shutdown, \ |
| ssl3_renegotiate, \ |
| ssl3_renegotiate_check, \ |
| dtls1_get_message, \ |
| dtls1_read_bytes, \ |
| dtls1_write_app_data_bytes, \ |
| dtls1_dispatch_alert, \ |
| dtls1_ctrl, \ |
| ssl3_ctx_ctrl, \ |
| ssl3_pending, \ |
| ssl3_num_ciphers, \ |
| dtls1_get_cipher, \ |
| s_get_meth, \ |
| dtls1_default_timeout, \ |
| &enc_data, \ |
| ssl_undefined_void_function, \ |
| ssl3_callback_ctrl, \ |
| ssl3_ctx_callback_ctrl, \ |
| }; \ |
| return &func_name##_data; \ |
| } |
| |
| void ssl_clear_cipher_ctx(SSL *s); |
| int ssl_clear_bad_session(SSL *s); |
| CERT *ssl_cert_new(void); |
| CERT *ssl_cert_dup(CERT *cert); |
| void ssl_cert_set_default_md(CERT *cert); |
| int ssl_cert_inst(CERT **o); |
| void ssl_cert_clear_certs(CERT *c); |
| void ssl_cert_free(CERT *c); |
| SESS_CERT *ssl_sess_cert_new(void); |
| void ssl_sess_cert_free(SESS_CERT *sc); |
| int ssl_set_peer_cert_type(SESS_CERT *c, int type); |
| int ssl_get_prev_session(SSL *s, const struct ssl_early_callback_ctx *ctx); |
| int ssl_cipher_id_cmp(const void *in_a, const void *in_b); |
| int ssl_cipher_ptr_id_cmp(const SSL_CIPHER **ap, const SSL_CIPHER **bp); |
| STACK_OF(SSL_CIPHER) *ssl_bytes_to_cipher_list(SSL *s, const CBS *cbs, |
| STACK_OF(SSL_CIPHER) **skp); |
| int ssl_cipher_list_to_bytes(SSL *s, STACK_OF(SSL_CIPHER) *sk, unsigned char *p); |
| STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth, |
| struct ssl_cipher_preference_list_st **pref, |
| STACK_OF(SSL_CIPHER) **sorted, |
| const char *rule_str, CERT *c); |
| struct ssl_cipher_preference_list_st* ssl_cipher_preference_list_dup( |
| struct ssl_cipher_preference_list_st *cipher_list); |
| void ssl_cipher_preference_list_free( |
| struct ssl_cipher_preference_list_st *cipher_list); |
| struct ssl_cipher_preference_list_st* ssl_cipher_preference_list_from_ciphers( |
| STACK_OF(SSL_CIPHER) *ciphers); |
| struct ssl_cipher_preference_list_st* ssl_get_cipher_preferences(SSL *s); |
| int ssl_cipher_get_evp_aead(const SSL_SESSION *s, const EVP_AEAD **aead); |
| int ssl_cipher_get_evp(const SSL_SESSION *s,const EVP_CIPHER **enc, |
| const EVP_MD **md,int *mac_pkey_type,int *mac_secret_size); |
| int ssl_cipher_get_mac(const SSL_SESSION *s, const EVP_MD **md, int *mac_pkey_type, int *mac_secret_size); |
| int ssl_get_handshake_digest(int i,long *mask,const EVP_MD **md); |
| int ssl_get_handshake_digest(int i,long *mask,const EVP_MD **md); |
| int ssl_cipher_get_cert_index(const SSL_CIPHER *c); |
| int ssl_cipher_has_server_public_key(const SSL_CIPHER *cipher); |
| int ssl_cipher_requires_server_key_exchange(const SSL_CIPHER *cipher); |
| |
| int ssl_cert_set0_chain(CERT *c, STACK_OF(X509) *chain); |
| int ssl_cert_set1_chain(CERT *c, STACK_OF(X509) *chain); |
| int ssl_cert_add0_chain_cert(CERT *c, X509 *x); |
| int ssl_cert_add1_chain_cert(CERT *c, X509 *x); |
| int ssl_cert_select_current(CERT *c, X509 *x); |
| void ssl_cert_set_cert_cb(CERT *c, int (*cb)(SSL *ssl, void *arg), void *arg); |
| |
| int ssl_verify_cert_chain(SSL *s,STACK_OF(X509) *sk); |
| int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l); |
| int ssl_build_cert_chain(CERT *c, X509_STORE *chain_store, int flags); |
| int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref); |
| int ssl_undefined_function(SSL *s); |
| int ssl_undefined_void_function(void); |
| int ssl_undefined_const_function(const SSL *s); |
| CERT_PKEY *ssl_get_server_send_pkey(const SSL *s); |
| EVP_PKEY *ssl_get_sign_pkey(SSL *s,const SSL_CIPHER *c, const EVP_MD **pmd); |
| int ssl_cert_type(X509 *x,EVP_PKEY *pkey); |
| void ssl_set_cert_masks(CERT *c, const SSL_CIPHER *cipher); |
| STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s); |
| int ssl_verify_alarm_type(long type); |
| void ssl_load_ciphers(void); |
| int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, int len); |
| |
| const SSL_CIPHER *ssl3_get_cipher_by_value(uint16_t value); |
| uint16_t ssl3_get_cipher_value(const SSL_CIPHER *c); |
| void ssl3_init_finished_mac(SSL *s); |
| int ssl3_send_server_certificate(SSL *s); |
| int ssl3_send_newsession_ticket(SSL *s); |
| int ssl3_send_cert_status(SSL *s); |
| int ssl3_get_finished(SSL *s,int state_a,int state_b); |
| int ssl3_setup_key_block(SSL *s); |
| int ssl3_send_change_cipher_spec(SSL *s,int state_a,int state_b); |
| int ssl3_change_cipher_state(SSL *s,int which); |
| void ssl3_cleanup_key_block(SSL *s); |
| int ssl3_do_write(SSL *s,int type); |
| int ssl3_send_alert(SSL *s,int level, int desc); |
| int ssl3_generate_master_secret(SSL *s, unsigned char *out, |
| unsigned char *p, int len); |
| int ssl3_get_req_cert_type(SSL *s,unsigned char *p); |
| long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); |
| int ssl3_send_finished(SSL *s, int a, int b, const char *sender,int slen); |
| int ssl3_num_ciphers(void); |
| const SSL_CIPHER *ssl3_get_cipher(unsigned int u); |
| int ssl3_renegotiate(SSL *ssl); |
| int ssl3_renegotiate_check(SSL *ssl); |
| int ssl3_dispatch_alert(SSL *s); |
| int ssl3_expect_change_cipher_spec(SSL *s); |
| int ssl3_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); |
| int ssl3_write_bytes(SSL *s, int type, const void *buf, int len); |
| int ssl3_final_finish_mac(SSL *s, const char *sender, int slen,unsigned char *p); |
| int ssl3_cert_verify_mac(SSL *s, int md_nid, unsigned char *p); |
| void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len); |
| int ssl3_enc(SSL *s, int send_data); |
| int n_ssl3_mac(SSL *ssl, unsigned char *md, int send_data); |
| void ssl3_free_digest_list(SSL *s); |
| unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk); |
| SSL_CIPHER *ssl3_choose_cipher(SSL *ssl,STACK_OF(SSL_CIPHER) *clnt, |
| struct ssl_cipher_preference_list_st *srvr); |
| int ssl3_setup_buffers(SSL *s); |
| int ssl3_setup_read_buffer(SSL *s); |
| int ssl3_setup_write_buffer(SSL *s); |
| int ssl3_release_read_buffer(SSL *s); |
| int ssl3_release_write_buffer(SSL *s); |
| int ssl3_digest_cached_records(SSL *s); |
| int ssl3_new(SSL *s); |
| void ssl3_free(SSL *s); |
| int ssl3_accept(SSL *s); |
| int ssl3_connect(SSL *s); |
| int ssl3_read(SSL *s, void *buf, int len); |
| int ssl3_peek(SSL *s, void *buf, int len); |
| int ssl3_write(SSL *s, const void *buf, int len); |
| int ssl3_shutdown(SSL *s); |
| void ssl3_clear(SSL *s); |
| long ssl3_ctrl(SSL *s,int cmd, long larg, void *parg); |
| long ssl3_ctx_ctrl(SSL_CTX *s,int cmd, long larg, void *parg); |
| long ssl3_callback_ctrl(SSL *s,int cmd, void (*fp)(void)); |
| long ssl3_ctx_callback_ctrl(SSL_CTX *s,int cmd, void (*fp)(void)); |
| int ssl3_pending(const SSL *s); |
| |
| void ssl3_record_sequence_update(unsigned char *seq); |
| int ssl3_do_change_cipher_spec(SSL *ssl); |
| long ssl3_default_timeout(void ); |
| |
| void ssl3_set_handshake_header(SSL *s, int htype, unsigned long len); |
| int ssl3_handshake_write(SSL *s); |
| |
| int ssl23_read(SSL *s, void *buf, int len); |
| int ssl23_peek(SSL *s, void *buf, int len); |
| int ssl23_write(SSL *s, const void *buf, int len); |
| long ssl23_default_timeout(void ); |
| |
| long tls1_default_timeout(void); |
| int dtls1_do_write(SSL *s,int type); |
| int ssl3_read_n(SSL *s, int n, int max, int extend); |
| int dtls1_read_bytes(SSL *s, int type, unsigned char *buf, int len, int peek); |
| int ssl3_write_pending(SSL *s, int type, const unsigned char *buf, |
| unsigned int len); |
| unsigned char *dtls1_set_message_header(SSL *s, |
| unsigned char *p, unsigned char mt, unsigned long len, |
| unsigned long frag_off, unsigned long frag_len); |
| |
| int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, int len); |
| int dtls1_write_bytes(SSL *s, int type, const void *buf, int len); |
| |
| int dtls1_send_change_cipher_spec(SSL *s, int a, int b); |
| int dtls1_send_finished(SSL *s, int a, int b, const char *sender, int slen); |
| unsigned long dtls1_output_cert_chain(SSL *s, CERT_PKEY *cpk); |
| int dtls1_read_failed(SSL *s, int code); |
| int dtls1_buffer_message(SSL *s, int ccs); |
| int dtls1_retransmit_message(SSL *s, unsigned short seq, |
| unsigned long frag_off, int *found); |
| int dtls1_get_queue_priority(unsigned short seq, int is_ccs); |
| int dtls1_retransmit_buffered_messages(SSL *s); |
| void dtls1_clear_record_buffer(SSL *s); |
| void dtls1_get_message_header(unsigned char *data, struct hm_header_st *msg_hdr); |
| void dtls1_get_ccs_header(unsigned char *data, struct ccs_header_st *ccs_hdr); |
| void dtls1_reset_seq_numbers(SSL *s, int rw); |
| long dtls1_default_timeout(void); |
| struct timeval* dtls1_get_timeout(SSL *s, struct timeval* timeleft); |
| int dtls1_check_timeout_num(SSL *s); |
| int dtls1_handle_timeout(SSL *s); |
| const SSL_CIPHER *dtls1_get_cipher(unsigned int u); |
| void dtls1_start_timer(SSL *s); |
| void dtls1_stop_timer(SSL *s); |
| int dtls1_is_timer_expired(SSL *s); |
| void dtls1_double_timeout(SSL *s); |
| int dtls1_send_newsession_ticket(SSL *s); |
| unsigned int dtls1_min_mtu(void); |
| |
| /* some client-only functions */ |
| int ssl3_client_hello(SSL *s); |
| int ssl3_get_server_hello(SSL *s); |
| int ssl3_get_certificate_request(SSL *s); |
| int ssl3_get_new_session_ticket(SSL *s); |
| int ssl3_get_cert_status(SSL *s); |
| int ssl3_get_server_done(SSL *s); |
| int ssl3_send_client_verify(SSL *s); |
| int ssl3_send_client_certificate(SSL *s); |
| int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey); |
| int ssl3_send_client_key_exchange(SSL *s); |
| int ssl3_get_server_key_exchange(SSL *s); |
| int ssl3_get_server_certificate(SSL *s); |
| int ssl3_check_cert_and_algorithm(SSL *s); |
| # ifndef OPENSSL_NO_NEXTPROTONEG |
| int ssl3_send_next_proto(SSL *s); |
| int ssl3_send_channel_id(SSL *s); |
| # endif |
| |
| int dtls1_client_hello(SSL *s); |
| |
| /* some server-only functions */ |
| int ssl3_get_client_hello(SSL *s); |
| int ssl3_send_server_hello(SSL *s); |
| int ssl3_send_hello_request(SSL *s); |
| int ssl3_send_server_key_exchange(SSL *s); |
| int ssl3_send_certificate_request(SSL *s); |
| int ssl3_send_server_done(SSL *s); |
| int ssl3_check_client_hello(SSL *s); |
| int ssl3_get_client_certificate(SSL *s); |
| int ssl3_get_client_key_exchange(SSL *s); |
| int ssl3_get_cert_verify(SSL *s); |
| #ifndef OPENSSL_NO_NEXTPROTONEG |
| int ssl3_get_next_proto(SSL *s); |
| int ssl3_get_channel_id(SSL *s); |
| #endif |
| |
| int ssl23_accept(SSL *s); |
| int ssl23_connect(SSL *s); |
| int ssl23_read_bytes(SSL *s, int n); |
| int ssl23_write_bytes(SSL *s); |
| |
| int tls1_new(SSL *s); |
| void tls1_free(SSL *s); |
| void tls1_clear(SSL *s); |
| long tls1_ctrl(SSL *s,int cmd, long larg, void *parg); |
| long tls1_callback_ctrl(SSL *s,int cmd, void (*fp)(void)); |
| |
| int dtls1_new(SSL *s); |
| int dtls1_accept(SSL *s); |
| int dtls1_connect(SSL *s); |
| void dtls1_free(SSL *s); |
| void dtls1_clear(SSL *s); |
| long dtls1_ctrl(SSL *s,int cmd, long larg, void *parg); |
| int dtls1_shutdown(SSL *s); |
| |
| long dtls1_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok); |
| int dtls1_get_record(SSL *s); |
| int dtls1_dispatch_alert(SSL *s); |
| int dtls1_enc(SSL *s, int snd); |
| |
| int ssl_init_wbio_buffer(SSL *s, int push); |
| void ssl_free_wbio_buffer(SSL *s); |
| |
| int tls1_change_cipher_state(SSL *s, int which); |
| int tls1_setup_key_block(SSL *s); |
| int tls1_enc(SSL *s, int snd); |
| int tls1_handshake_digest(SSL *s, unsigned char *out, size_t out_len); |
| int tls1_final_finish_mac(SSL *s, |
| const char *str, int slen, unsigned char *p); |
| int tls1_cert_verify_mac(SSL *s, int md_nid, unsigned char *p); |
| int tls1_mac(SSL *ssl, unsigned char *md, int snd); |
| int tls1_generate_master_secret(SSL *s, unsigned char *out, |
| unsigned char *p, int len); |
| int tls1_export_keying_material(SSL *s, unsigned char *out, size_t olen, |
| const char *label, size_t llen, |
| const unsigned char *p, size_t plen, int use_context); |
| int tls1_alert_code(int code); |
| int ssl3_alert_code(int code); |
| int ssl_ok(SSL *s); |
| |
| #ifndef OPENSSL_NO_ECDH |
| int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL *s); |
| #endif |
| |
| char ssl_early_callback_init(struct ssl_early_callback_ctx *ctx); |
| #ifndef OPENSSL_NO_EC |
| int tls1_ec_curve_id2nid(uint16_t curve_id); |
| uint16_t tls1_ec_nid2curve_id(int nid); |
| |
| /* tls1_check_curve parses ECParameters out of |cbs|, modifying it. It |
| * checks the curve is one of our preferences and writes the |
| * NamedCurve value to |*out_curve_id|. It returns one on success and |
| * zero on error. */ |
| int tls1_check_curve(SSL *s, CBS *cbs, uint16_t *out_curve_id); |
| |
| /* tls1_get_shared_curve returns the NID of the first preferred shared curve |
| * between client and server preferences. If none can be found, it returns |
| * NID_undef. */ |
| int tls1_get_shared_curve(SSL *s); |
| |
| /* tls1_set_curves converts the array of |ncurves| NIDs pointed to by |curves| |
| * into a newly allocated array of TLS curve IDs. On success, the function |
| * returns one and writes the array to |*out_curve_ids| and its size to |
| * |*out_curve_ids_len|. Otherwise, it returns zero. */ |
| int tls1_set_curves(uint16_t **out_curve_ids, size_t *out_curve_ids_len, |
| const int *curves, size_t ncurves); |
| |
| int tls1_check_ec_tmp_key(SSL *s, unsigned long id); |
| #endif /* OPENSSL_NO_EC */ |
| |
| int tls1_shared_list(SSL *s, |
| const unsigned char *l1, size_t l1len, |
| const unsigned char *l2, size_t l2len, |
| int nmatch); |
| unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *buf, unsigned char *limit, size_t header_len); |
| unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *buf, unsigned char *limit); |
| int ssl_parse_clienthello_tlsext(SSL *s, CBS *cbs); |
| int ssl_check_clienthello_tlsext_late(SSL *s); |
| int ssl_parse_serverhello_tlsext(SSL *s, CBS *cbs); |
| int ssl_prepare_clienthello_tlsext(SSL *s); |
| int ssl_prepare_serverhello_tlsext(SSL *s); |
| |
| #define tlsext_tick_md EVP_sha256 |
| int tls1_process_ticket(SSL *s, const struct ssl_early_callback_ctx *ctx, |
| SSL_SESSION **ret); |
| |
| int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk, |
| const EVP_MD *md); |
| int tls12_get_sigid(const EVP_PKEY *pk); |
| const EVP_MD *tls12_get_hash(unsigned char hash_alg); |
| |
| int tls1_channel_id_hash(EVP_MD_CTX *ctx, SSL *s); |
| int tls1_record_handshake_hashes_for_channel_id(SSL *s); |
| |
| int tls1_set_sigalgs_list(CERT *c, const char *str, int client); |
| int tls1_set_sigalgs(CERT *c, const int *salg, size_t salglen, int client); |
| int tls1_check_chain(SSL *s, X509 *x, EVP_PKEY *pk, STACK_OF(X509) *chain, |
| int idx); |
| void tls1_set_cert_validity(SSL *s); |
| |
| |
| int ssl3_can_cutthrough(const SSL *s); |
| int ssl_get_max_version(const SSL *s); |
| EVP_MD_CTX* ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md) ; |
| void ssl_clear_hash_ctx(EVP_MD_CTX **hash); |
| int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p, int *len, |
| int maxlen); |
| int ssl_parse_serverhello_renegotiate_ext(SSL *s, CBS *cbs, int *out_alert); |
| int ssl_add_clienthello_renegotiate_ext(SSL *s, unsigned char *p, int *len, |
| int maxlen); |
| int ssl_parse_clienthello_renegotiate_ext(SSL *s, CBS *cbs, int *out_alert); |
| long ssl_get_algorithm2(SSL *s); |
| int tls1_process_sigalgs(SSL *s, const CBS *sigalgs); |
| size_t tls12_get_psigalgs(SSL *s, const unsigned char **psigs); |
| int tls12_check_peer_sigalg(const EVP_MD **out_md, int *out_alert, SSL *s, |
| CBS *cbs, EVP_PKEY *pkey); |
| void ssl_set_client_disabled(SSL *s); |
| |
| int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len, int maxlen); |
| int ssl_parse_clienthello_use_srtp_ext(SSL *s, CBS *cbs, int *out_alert); |
| int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len, int maxlen); |
| int ssl_parse_serverhello_use_srtp_ext(SSL *s, CBS *cbs, int *out_alert); |
| |
| /* s3_cbc.c */ |
| void ssl3_cbc_copy_mac(unsigned char* out, |
| const SSL3_RECORD *rec, |
| unsigned md_size,unsigned orig_len); |
| int ssl3_cbc_remove_padding(const SSL* s, |
| SSL3_RECORD *rec, |
| unsigned block_size, |
| unsigned mac_size); |
| int tls1_cbc_remove_padding(const SSL* s, |
| SSL3_RECORD *rec, |
| unsigned block_size, |
| unsigned mac_size); |
| char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx); |
| void ssl3_cbc_digest_record( |
| const EVP_MD_CTX *ctx, |
| unsigned char* md_out, |
| size_t* md_out_size, |
| const unsigned char header[13], |
| const unsigned char *data, |
| size_t data_plus_mac_size, |
| size_t data_plus_mac_plus_padding_size, |
| const unsigned char *mac_secret, |
| unsigned mac_secret_length, |
| char is_sslv3); |
| |
| void tls_fips_digest_extra( |
| const EVP_CIPHER_CTX *cipher_ctx, EVP_MD_CTX *mac_ctx, |
| const unsigned char *data, size_t data_len, size_t orig_len); |
| |
| #endif |