181 lines
5 KiB
C
181 lines
5 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/bio.h>
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#include <openssl/evp.h>
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#include <openssl/x509.h>
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#include <openssl/pkcs7.h>
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#include <openssl/pem.h>
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#include <openssl/rsa.h>
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#include <openssl/dsa.h>
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#include <openssl/dh.h>
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#ifndef OPENSSL_NO_RSA
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static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
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#endif
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#ifndef OPENSSL_NO_DSA
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static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
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#endif
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#ifndef OPENSSL_NO_EC
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static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey);
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#endif
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IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
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IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
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IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
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IMPLEMENT_PEM_rw(PKCS7, PKCS7, PEM_STRING_PKCS7, PKCS7)
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IMPLEMENT_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE,
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PEM_STRING_X509, NETSCAPE_CERT_SEQUENCE)
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#ifndef OPENSSL_NO_RSA
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/*
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* We treat RSA or DSA private keys as a special case. For private keys we
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* read in an EVP_PKEY structure with PEM_read_bio_PrivateKey() and extract
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* the relevant private key: this means can handle "traditional" and PKCS#8
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* formats transparently.
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*/
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static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
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{
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RSA *rtmp;
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if (!key)
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return NULL;
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rtmp = EVP_PKEY_get1_RSA(key);
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EVP_PKEY_free(key);
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if (!rtmp)
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return NULL;
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if (rsa) {
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RSA_free(*rsa);
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*rsa = rtmp;
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}
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return rtmp;
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}
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RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
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void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
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return pkey_get_rsa(pktmp, rsa);
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}
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# ifndef OPENSSL_NO_STDIO
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RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb, void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
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return pkey_get_rsa(pktmp, rsa);
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}
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# endif
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IMPLEMENT_PEM_write_cb_const(RSAPrivateKey, RSA, PEM_STRING_RSA,
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RSAPrivateKey)
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IMPLEMENT_PEM_rw_const(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC,
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RSAPublicKey) IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA,
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PEM_STRING_PUBLIC,
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RSA_PUBKEY)
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#endif
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#ifndef OPENSSL_NO_DSA
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static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
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{
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DSA *dtmp;
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if (!key)
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return NULL;
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dtmp = EVP_PKEY_get1_DSA(key);
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EVP_PKEY_free(key);
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if (!dtmp)
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return NULL;
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if (dsa) {
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DSA_free(*dsa);
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*dsa = dtmp;
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}
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return dtmp;
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}
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DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
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void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
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return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
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}
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IMPLEMENT_PEM_write_cb_const(DSAPrivateKey, DSA, PEM_STRING_DSA,
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DSAPrivateKey)
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IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
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# ifndef OPENSSL_NO_STDIO
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DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb, void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
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return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
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}
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# endif
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IMPLEMENT_PEM_rw_const(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
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#endif
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#ifndef OPENSSL_NO_EC
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static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey)
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{
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EC_KEY *dtmp;
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if (!key)
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return NULL;
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dtmp = EVP_PKEY_get1_EC_KEY(key);
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EVP_PKEY_free(key);
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if (!dtmp)
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return NULL;
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if (eckey) {
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EC_KEY_free(*eckey);
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*eckey = dtmp;
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}
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return dtmp;
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}
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EC_KEY *PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb,
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void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
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return pkey_get_eckey(pktmp, key); /* will free pktmp */
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}
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IMPLEMENT_PEM_rw_const(ECPKParameters, EC_GROUP, PEM_STRING_ECPARAMETERS,
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ECPKParameters)
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IMPLEMENT_PEM_write_cb(ECPrivateKey, EC_KEY, PEM_STRING_ECPRIVATEKEY,
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ECPrivateKey)
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IMPLEMENT_PEM_rw(EC_PUBKEY, EC_KEY, PEM_STRING_PUBLIC, EC_PUBKEY)
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# ifndef OPENSSL_NO_STDIO
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EC_KEY *PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb,
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void *u)
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{
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EVP_PKEY *pktmp;
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pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
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return pkey_get_eckey(pktmp, eckey); /* will free pktmp */
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}
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# endif
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#endif
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#ifndef OPENSSL_NO_DH
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IMPLEMENT_PEM_write_const(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
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IMPLEMENT_PEM_write_const(DHxparams, DH, PEM_STRING_DHXPARAMS, DHxparams)
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#endif
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IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
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