diff options
Diffstat (limited to 'ics-openvpn-stripped/main/openssl/crypto/evp/e_des3.c')
-rw-r--r-- | ics-openvpn-stripped/main/openssl/crypto/evp/e_des3.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/ics-openvpn-stripped/main/openssl/crypto/evp/e_des3.c b/ics-openvpn-stripped/main/openssl/crypto/evp/e_des3.c deleted file mode 100644 index 8d7b7de2..00000000 --- a/ics-openvpn-stripped/main/openssl/crypto/evp/e_des3.c +++ /dev/null @@ -1,316 +0,0 @@ -/* crypto/evp/e_des3.c */ -/* 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.] - */ - -#include <stdio.h> -#include "cryptlib.h" -#ifndef OPENSSL_NO_DES -#include <openssl/evp.h> -#include <openssl/objects.h> -#include "evp_locl.h" -#include <openssl/des.h> -#include <openssl/rand.h> - -#ifndef OPENSSL_FIPS - -static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv,int enc); - -static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv,int enc); - -static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr); - -typedef struct - { - DES_key_schedule ks1;/* key schedule */ - DES_key_schedule ks2;/* key schedule (for ede) */ - DES_key_schedule ks3;/* key schedule (for ede3) */ - } DES_EDE_KEY; - -#define data(ctx) ((DES_EDE_KEY *)(ctx)->cipher_data) - -/* Because of various casts and different args can't use IMPLEMENT_BLOCK_CIPHER */ - -static int des_ede_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) -{ - BLOCK_CIPHER_ecb_loop() - DES_ecb3_encrypt((const_DES_cblock *)(in + i), - (DES_cblock *)(out + i), - &data(ctx)->ks1, &data(ctx)->ks2, - &data(ctx)->ks3, - ctx->encrypt); - return 1; -} - -static int des_ede_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) -{ - while (inl>=EVP_MAXCHUNK) - { - DES_ede3_ofb64_encrypt(in, out, (long)EVP_MAXCHUNK, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, &ctx->num); - inl-=EVP_MAXCHUNK; - in +=EVP_MAXCHUNK; - out+=EVP_MAXCHUNK; - } - if (inl) - DES_ede3_ofb64_encrypt(in, out, (long)inl, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, &ctx->num); - - return 1; -} - -static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) -{ -#ifdef KSSL_DEBUG - { - int i; - char *cp; - printf("des_ede_cbc_cipher(ctx=%lx, buflen=%d)\n", ctx, ctx->buf_len); - printf("\t iv= "); - for(i=0;i<8;i++) - printf("%02X",ctx->iv[i]); - printf("\n"); - } -#endif /* KSSL_DEBUG */ - while (inl>=EVP_MAXCHUNK) - { - DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, ctx->encrypt); - inl-=EVP_MAXCHUNK; - in +=EVP_MAXCHUNK; - out+=EVP_MAXCHUNK; - } - if (inl) - DES_ede3_cbc_encrypt(in, out, (long)inl, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, ctx->encrypt); - return 1; -} - -static int des_ede_cfb64_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) -{ - while (inl>=EVP_MAXCHUNK) - { - DES_ede3_cfb64_encrypt(in, out, (long)EVP_MAXCHUNK, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); - inl-=EVP_MAXCHUNK; - in +=EVP_MAXCHUNK; - out+=EVP_MAXCHUNK; - } - if (inl) - DES_ede3_cfb64_encrypt(in, out, (long)inl, - &data(ctx)->ks1, &data(ctx)->ks2, &data(ctx)->ks3, - (DES_cblock *)ctx->iv, &ctx->num, ctx->encrypt); - return 1; -} - -/* Although we have a CFB-r implementation for 3-DES, it doesn't pack the right - way, so wrap it here */ -static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) - { - size_t n; - unsigned char c[1],d[1]; - - for(n=0 ; n < inl ; ++n) - { - c[0]=(in[n/8]&(1 << (7-n%8))) ? 0x80 : 0; - DES_ede3_cfb_encrypt(c,d,1,1, - &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, - (DES_cblock *)ctx->iv,ctx->encrypt); - out[n/8]=(out[n/8]&~(0x80 >> (unsigned int)(n%8))) | - ((d[0]&0x80) >> (unsigned int)(n%8)); - } - - return 1; - } - -static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, - const unsigned char *in, size_t inl) - { - while (inl>=EVP_MAXCHUNK) - { - DES_ede3_cfb_encrypt(in,out,8,(long)EVP_MAXCHUNK, - &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, - (DES_cblock *)ctx->iv,ctx->encrypt); - inl-=EVP_MAXCHUNK; - in +=EVP_MAXCHUNK; - out+=EVP_MAXCHUNK; - } - if (inl) - DES_ede3_cfb_encrypt(in,out,8,(long)inl, - &data(ctx)->ks1,&data(ctx)->ks2,&data(ctx)->ks3, - (DES_cblock *)ctx->iv,ctx->encrypt); - return 1; - } - -BLOCK_CIPHER_defs(des_ede, DES_EDE_KEY, NID_des_ede, 8, 16, 8, 64, - EVP_CIPH_RAND_KEY, des_ede_init_key, NULL, - EVP_CIPHER_set_asn1_iv, - EVP_CIPHER_get_asn1_iv, - des3_ctrl) - -#define des_ede3_cfb64_cipher des_ede_cfb64_cipher -#define des_ede3_ofb_cipher des_ede_ofb_cipher -#define des_ede3_cbc_cipher des_ede_cbc_cipher -#define des_ede3_ecb_cipher des_ede_ecb_cipher - -BLOCK_CIPHER_defs(des_ede3, DES_EDE_KEY, NID_des_ede3, 8, 24, 8, 64, - EVP_CIPH_RAND_KEY, des_ede3_init_key, NULL, - EVP_CIPHER_set_asn1_iv, - EVP_CIPHER_get_asn1_iv, - des3_ctrl) - -BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,1, - EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL, - EVP_CIPHER_set_asn1_iv, - EVP_CIPHER_get_asn1_iv, - des3_ctrl) - -BLOCK_CIPHER_def_cfb(des_ede3,DES_EDE_KEY,NID_des_ede3,24,8,8, - EVP_CIPH_RAND_KEY, des_ede3_init_key,NULL, - EVP_CIPHER_set_asn1_iv, - EVP_CIPHER_get_asn1_iv, - des3_ctrl) - -static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc) - { - DES_cblock *deskey = (DES_cblock *)key; -#ifdef EVP_CHECK_DES_KEY - if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1) - !! DES_set_key_checked(&deskey[1],&data(ctx)->ks2)) - return 0; -#else - DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); - DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); -#endif - memcpy(&data(ctx)->ks3,&data(ctx)->ks1, - sizeof(data(ctx)->ks1)); - return 1; - } - -static int des_ede3_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, - const unsigned char *iv, int enc) - { - DES_cblock *deskey = (DES_cblock *)key; -#ifdef KSSL_DEBUG - { - int i; - printf("des_ede3_init_key(ctx=%lx)\n", ctx); - printf("\tKEY= "); - for(i=0;i<24;i++) printf("%02X",key[i]); printf("\n"); - printf("\t IV= "); - for(i=0;i<8;i++) printf("%02X",iv[i]); printf("\n"); - } -#endif /* KSSL_DEBUG */ - -#ifdef EVP_CHECK_DES_KEY - if (DES_set_key_checked(&deskey[0],&data(ctx)->ks1) - || DES_set_key_checked(&deskey[1],&data(ctx)->ks2) - || DES_set_key_checked(&deskey[2],&data(ctx)->ks3)) - return 0; -#else - DES_set_key_unchecked(&deskey[0],&data(ctx)->ks1); - DES_set_key_unchecked(&deskey[1],&data(ctx)->ks2); - DES_set_key_unchecked(&deskey[2],&data(ctx)->ks3); -#endif - return 1; - } - -static int des3_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr) - { - - DES_cblock *deskey = ptr; - - switch(type) - { - case EVP_CTRL_RAND_KEY: - if (RAND_bytes(ptr, c->key_len) <= 0) - return 0; - DES_set_odd_parity(deskey); - if (c->key_len >= 16) - DES_set_odd_parity(deskey + 1); - if (c->key_len >= 24) - DES_set_odd_parity(deskey + 2); - return 1; - - default: - return -1; - } - } - -const EVP_CIPHER *EVP_des_ede(void) -{ - return &des_ede_ecb; -} - -const EVP_CIPHER *EVP_des_ede3(void) -{ - return &des_ede3_ecb; -} -#endif -#endif |