diff options
Diffstat (limited to 'drivers/builtin_openssl/crypto/pem/pem_seal.c')
| -rw-r--r-- | drivers/builtin_openssl/crypto/pem/pem_seal.c | 191 |
1 files changed, 0 insertions, 191 deletions
diff --git a/drivers/builtin_openssl/crypto/pem/pem_seal.c b/drivers/builtin_openssl/crypto/pem/pem_seal.c deleted file mode 100644 index b6b4e13498..0000000000 --- a/drivers/builtin_openssl/crypto/pem/pem_seal.c +++ /dev/null @@ -1,191 +0,0 @@ -/* crypto/pem/pem_seal.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 <openssl/opensslconf.h> /* for OPENSSL_NO_RSA */ -#ifndef OPENSSL_NO_RSA -#include <stdio.h> -#include "cryptlib.h" -#include <openssl/evp.h> -#include <openssl/rand.h> -#include <openssl/objects.h> -#include <openssl/x509.h> -#include <openssl/pem.h> -#include <openssl/rsa.h> - -int PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type, EVP_MD *md_type, - unsigned char **ek, int *ekl, unsigned char *iv, EVP_PKEY **pubk, - int npubk) - { - unsigned char key[EVP_MAX_KEY_LENGTH]; - int ret= -1; - int i,j,max=0; - char *s=NULL; - - for (i=0; i<npubk; i++) - { - if (pubk[i]->type != EVP_PKEY_RSA) - { - PEMerr(PEM_F_PEM_SEALINIT,PEM_R_PUBLIC_KEY_NO_RSA); - goto err; - } - j=RSA_size(pubk[i]->pkey.rsa); - if (j > max) max=j; - } - s=(char *)OPENSSL_malloc(max*2); - if (s == NULL) - { - PEMerr(PEM_F_PEM_SEALINIT,ERR_R_MALLOC_FAILURE); - goto err; - } - - EVP_EncodeInit(&ctx->encode); - - EVP_MD_CTX_init(&ctx->md); - if (!EVP_SignInit(&ctx->md,md_type)) - goto err; - - EVP_CIPHER_CTX_init(&ctx->cipher); - ret=EVP_SealInit(&ctx->cipher,type,ek,ekl,iv,pubk,npubk); - if (ret <= 0) goto err; - - /* base64 encode the keys */ - for (i=0; i<npubk; i++) - { - j=EVP_EncodeBlock((unsigned char *)s,ek[i], - RSA_size(pubk[i]->pkey.rsa)); - ekl[i]=j; - memcpy(ek[i],s,j+1); - } - - ret=npubk; -err: - if (s != NULL) OPENSSL_free(s); - OPENSSL_cleanse(key,EVP_MAX_KEY_LENGTH); - return(ret); - } - -void PEM_SealUpdate(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *out, int *outl, - unsigned char *in, int inl) - { - unsigned char buffer[1600]; - int i,j; - - *outl=0; - EVP_SignUpdate(&ctx->md,in,inl); - for (;;) - { - if (inl <= 0) break; - if (inl > 1200) - i=1200; - else - i=inl; - EVP_EncryptUpdate(&ctx->cipher,buffer,&j,in,i); - EVP_EncodeUpdate(&ctx->encode,out,&j,buffer,j); - *outl+=j; - out+=j; - in+=i; - inl-=i; - } - } - -int PEM_SealFinal(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *sig, int *sigl, - unsigned char *out, int *outl, EVP_PKEY *priv) - { - unsigned char *s=NULL; - int ret=0,j; - unsigned int i; - - if (priv->type != EVP_PKEY_RSA) - { - PEMerr(PEM_F_PEM_SEALFINAL,PEM_R_PUBLIC_KEY_NO_RSA); - goto err; - } - i=RSA_size(priv->pkey.rsa); - if (i < 100) i=100; - s=(unsigned char *)OPENSSL_malloc(i*2); - if (s == NULL) - { - PEMerr(PEM_F_PEM_SEALFINAL,ERR_R_MALLOC_FAILURE); - goto err; - } - - if (!EVP_EncryptFinal_ex(&ctx->cipher,s,(int *)&i)) - goto err; - EVP_EncodeUpdate(&ctx->encode,out,&j,s,i); - *outl=j; - out+=j; - EVP_EncodeFinal(&ctx->encode,out,&j); - *outl+=j; - - if (!EVP_SignFinal(&ctx->md,s,&i,priv)) goto err; - *sigl=EVP_EncodeBlock(sig,s,i); - - ret=1; -err: - EVP_MD_CTX_cleanup(&ctx->md); - EVP_CIPHER_CTX_cleanup(&ctx->cipher); - if (s != NULL) OPENSSL_free(s); - return(ret); - } -#else /* !OPENSSL_NO_RSA */ - -# if PEDANTIC -static void *dummy=&dummy; -# endif - -#endif |