diff options
Diffstat (limited to 'crypto/openssl/crypto/evp/p_open.c')
| -rw-r--r-- | crypto/openssl/crypto/evp/p_open.c | 111 |
1 files changed, 56 insertions, 55 deletions
diff --git a/crypto/openssl/crypto/evp/p_open.c b/crypto/openssl/crypto/evp/p_open.c index c748fbe..229eb64 100644 --- a/crypto/openssl/crypto/evp/p_open.c +++ b/crypto/openssl/crypto/evp/p_open.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -61,68 +61,69 @@ #ifndef OPENSSL_NO_RSA -#include <openssl/evp.h> -#include <openssl/objects.h> -#include <openssl/x509.h> -#include <openssl/rsa.h> +# include <openssl/evp.h> +# include <openssl/objects.h> +# include <openssl/x509.h> +# include <openssl/rsa.h> int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type, - const unsigned char *ek, int ekl, const unsigned char *iv, - EVP_PKEY *priv) - { - unsigned char *key=NULL; - int i,size=0,ret=0; + const unsigned char *ek, int ekl, const unsigned char *iv, + EVP_PKEY *priv) +{ + unsigned char *key = NULL; + int i, size = 0, ret = 0; - if(type) { - EVP_CIPHER_CTX_init(ctx); - if(!EVP_DecryptInit_ex(ctx,type,NULL, NULL,NULL)) return 0; - } + if (type) { + EVP_CIPHER_CTX_init(ctx); + if (!EVP_DecryptInit_ex(ctx, type, NULL, NULL, NULL)) + return 0; + } - if(!priv) return 1; + if (!priv) + return 1; - if (priv->type != EVP_PKEY_RSA) - { - EVPerr(EVP_F_EVP_OPENINIT,EVP_R_PUBLIC_KEY_NOT_RSA); - goto err; - } + if (priv->type != EVP_PKEY_RSA) { + EVPerr(EVP_F_EVP_OPENINIT, EVP_R_PUBLIC_KEY_NOT_RSA); + goto err; + } - size=RSA_size(priv->pkey.rsa); - key=(unsigned char *)OPENSSL_malloc(size+2); - if (key == NULL) - { - /* ERROR */ - EVPerr(EVP_F_EVP_OPENINIT,ERR_R_MALLOC_FAILURE); - goto err; - } + size = RSA_size(priv->pkey.rsa); + key = (unsigned char *)OPENSSL_malloc(size + 2); + if (key == NULL) { + /* ERROR */ + EVPerr(EVP_F_EVP_OPENINIT, ERR_R_MALLOC_FAILURE); + goto err; + } - i=EVP_PKEY_decrypt_old(key,ek,ekl,priv); - if ((i <= 0) || !EVP_CIPHER_CTX_set_key_length(ctx, i)) - { - /* ERROR */ - goto err; - } - if(!EVP_DecryptInit_ex(ctx,NULL,NULL,key,iv)) goto err; + i = EVP_PKEY_decrypt_old(key, ek, ekl, priv); + if ((i <= 0) || !EVP_CIPHER_CTX_set_key_length(ctx, i)) { + /* ERROR */ + goto err; + } + if (!EVP_DecryptInit_ex(ctx, NULL, NULL, key, iv)) + goto err; - ret=1; -err: - if (key != NULL) OPENSSL_cleanse(key,size); - OPENSSL_free(key); - return(ret); - } + ret = 1; + err: + if (key != NULL) + OPENSSL_cleanse(key, size); + OPENSSL_free(key); + return (ret); +} int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl) - { - int i; +{ + int i; - i=EVP_DecryptFinal_ex(ctx,out,outl); - if (i) - i = EVP_DecryptInit_ex(ctx,NULL,NULL,NULL,NULL); - return(i); - } -#else /* !OPENSSL_NO_RSA */ + i = EVP_DecryptFinal_ex(ctx, out, outl); + if (i) + i = EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, NULL); + return (i); +} +#else /* !OPENSSL_NO_RSA */ # ifdef PEDANTIC -static void *dummy=&dummy; +static void *dummy = &dummy; # endif #endif |
