sl@0: /* crypto/pem/pem_pkey.c */ sl@0: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) sl@0: * All rights reserved. sl@0: * sl@0: * This package is an SSL implementation written sl@0: * by Eric Young (eay@cryptsoft.com). sl@0: * The implementation was written so as to conform with Netscapes SSL. sl@0: * sl@0: * This library is free for commercial and non-commercial use as long as sl@0: * the following conditions are aheared to. The following conditions sl@0: * apply to all code found in this distribution, be it the RC4, RSA, sl@0: * lhash, DES, etc., code; not just the SSL code. The SSL documentation sl@0: * included with this distribution is covered by the same copyright terms sl@0: * except that the holder is Tim Hudson (tjh@cryptsoft.com). sl@0: * sl@0: * Copyright remains Eric Young's, and as such any Copyright notices in sl@0: * the code are not to be removed. sl@0: * If this package is used in a product, Eric Young should be given attribution sl@0: * as the author of the parts of the library used. sl@0: * This can be in the form of a textual message at program startup or sl@0: * in documentation (online or textual) provided with the package. sl@0: * sl@0: * Redistribution and use in source and binary forms, with or without sl@0: * modification, are permitted provided that the following conditions sl@0: * are met: sl@0: * 1. Redistributions of source code must retain the copyright sl@0: * notice, this list of conditions and the following disclaimer. sl@0: * 2. Redistributions in binary form must reproduce the above copyright sl@0: * notice, this list of conditions and the following disclaimer in the sl@0: * documentation and/or other materials provided with the distribution. sl@0: * 3. All advertising materials mentioning features or use of this software sl@0: * must display the following acknowledgement: sl@0: * "This product includes cryptographic software written by sl@0: * Eric Young (eay@cryptsoft.com)" sl@0: * The word 'cryptographic' can be left out if the rouines from the library sl@0: * being used are not cryptographic related :-). sl@0: * 4. If you include any Windows specific code (or a derivative thereof) from sl@0: * the apps directory (application code) you must include an acknowledgement: sl@0: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" sl@0: * sl@0: * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND sl@0: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE sl@0: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE sl@0: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE sl@0: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL sl@0: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS sl@0: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) sl@0: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT sl@0: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY sl@0: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF sl@0: * SUCH DAMAGE. sl@0: * sl@0: * The licence and distribution terms for any publically available version or sl@0: * derivative of this code cannot be changed. i.e. this code cannot simply be sl@0: * copied and put under another distribution licence sl@0: * [including the GNU Public Licence.] sl@0: */ sl@0: sl@0: #include sl@0: #include "cryptlib.h" sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: #include sl@0: sl@0: sl@0: EXPORT_C EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u) sl@0: { sl@0: char *nm=NULL; sl@0: const unsigned char *p=NULL; sl@0: unsigned char *data=NULL; sl@0: long len; sl@0: EVP_PKEY *ret=NULL; sl@0: sl@0: if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u)) sl@0: return NULL; sl@0: p = data; sl@0: sl@0: if (strcmp(nm,PEM_STRING_RSA) == 0) sl@0: ret=d2i_PrivateKey(EVP_PKEY_RSA,x,&p,len); sl@0: else if (strcmp(nm,PEM_STRING_DSA) == 0) sl@0: ret=d2i_PrivateKey(EVP_PKEY_DSA,x,&p,len); sl@0: else if (strcmp(nm,PEM_STRING_ECPRIVATEKEY) == 0) sl@0: ret=d2i_PrivateKey(EVP_PKEY_EC,x,&p,len); sl@0: else if (strcmp(nm,PEM_STRING_PKCS8INF) == 0) { sl@0: PKCS8_PRIV_KEY_INFO *p8inf; sl@0: p8inf=d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len); sl@0: if(!p8inf) goto p8err; sl@0: ret = EVP_PKCS82PKEY(p8inf); sl@0: if(x) { sl@0: if(*x) EVP_PKEY_free((EVP_PKEY *)*x); sl@0: *x = ret; sl@0: } sl@0: PKCS8_PRIV_KEY_INFO_free(p8inf); sl@0: } else if (strcmp(nm,PEM_STRING_PKCS8) == 0) { sl@0: PKCS8_PRIV_KEY_INFO *p8inf; sl@0: X509_SIG *p8; sl@0: int klen; sl@0: char psbuf[PEM_BUFSIZE]; sl@0: p8 = d2i_X509_SIG(NULL, &p, len); sl@0: if(!p8) goto p8err; sl@0: if (cb) klen=cb(psbuf,PEM_BUFSIZE,0,u); sl@0: else klen=PEM_def_callback(psbuf,PEM_BUFSIZE,0,u); sl@0: if (klen <= 0) { sl@0: PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, sl@0: PEM_R_BAD_PASSWORD_READ); sl@0: X509_SIG_free(p8); sl@0: goto err; sl@0: } sl@0: p8inf = PKCS8_decrypt(p8, psbuf, klen); sl@0: X509_SIG_free(p8); sl@0: if(!p8inf) goto p8err; sl@0: ret = EVP_PKCS82PKEY(p8inf); sl@0: if(x) { sl@0: if(*x) EVP_PKEY_free((EVP_PKEY *)*x); sl@0: *x = ret; sl@0: } sl@0: PKCS8_PRIV_KEY_INFO_free(p8inf); sl@0: } sl@0: p8err: sl@0: if (ret == NULL) sl@0: PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY,ERR_R_ASN1_LIB); sl@0: err: sl@0: OPENSSL_free(nm); sl@0: OPENSSL_cleanse(data, len); sl@0: OPENSSL_free(data); sl@0: return(ret); sl@0: } sl@0: sl@0: #ifndef OPENSSL_NO_FP_API sl@0: EXPORT_C EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u) sl@0: { sl@0: BIO *b; sl@0: EVP_PKEY *ret; sl@0: sl@0: if ((b=BIO_new(BIO_s_file())) == NULL) sl@0: { sl@0: PEMerr(PEM_F_PEM_READ_PRIVATEKEY,ERR_R_BUF_LIB); sl@0: return(0); sl@0: } sl@0: BIO_set_fp(b,fp,BIO_NOCLOSE); sl@0: ret=PEM_read_bio_PrivateKey(b,x,cb,u); sl@0: BIO_free(b); sl@0: return(ret); sl@0: } sl@0: #endif