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- /* 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 <openssl/bio.h>
- #include <openssl/err.h>
- #include <openssl/evp.h>
- #include <openssl/mem.h>
- #include <openssl/obj.h>
- #include <openssl/pem.h>
- #include <openssl/x509.h>
-
- #include "ssl_locl.h"
-
- static int ssl_set_cert(CERT *c, X509 *x509);
- static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey);
- #ifndef OPENSSL_NO_TLSEXT
- static int ssl_set_authz(CERT *c, unsigned char *authz,
- size_t authz_length);
- #endif
- int SSL_use_certificate(SSL *ssl, X509 *x)
- {
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ssl->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- return(ssl_set_cert(ssl->cert,x));
- }
-
- #ifndef OPENSSL_NO_STDIO
- int SSL_use_certificate_file(SSL *ssl, const char *file, int type)
- {
- int reason_code;
- BIO *in;
- int ret=0;
- X509 *x=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_ASN1)
- {
- reason_code =ERR_R_ASN1_LIB;
- x=d2i_X509_bio(in,NULL);
- }
- else if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- x=PEM_read_bio_X509(in,NULL,ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
-
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate_file,reason_code);
- goto end;
- }
-
- ret=SSL_use_certificate(ssl,x);
- end:
- if (x != NULL) X509_free(x);
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_use_certificate_ASN1(SSL *ssl, const unsigned char *d, int len)
- {
- X509 *x;
- int ret;
-
- x=d2i_X509(NULL,&d,(long)len);
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_certificate_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_use_certificate(ssl,x);
- X509_free(x);
- return(ret);
- }
-
- #ifndef OPENSSL_NO_RSA
- int SSL_use_RSAPrivateKey(SSL *ssl, RSA *rsa)
- {
- EVP_PKEY *pkey;
- int ret;
-
- if (rsa == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ssl->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- if ((pkey=EVP_PKEY_new()) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey, ERR_R_EVP_LIB);
- return(0);
- }
-
- RSA_up_ref(rsa);
- EVP_PKEY_assign_RSA(pkey,rsa);
-
- ret=ssl_set_pkey(ssl->cert,pkey);
- EVP_PKEY_free(pkey);
- return(ret);
- }
- #endif
-
- static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey)
- {
- int i;
- /* Special case for DH: check two DH certificate types for a match.
- * This means for DH certificates we must set the certificate first.
- */
- if (pkey->type == EVP_PKEY_DH)
- {
- X509 *x;
- i = -1;
- x = c->pkeys[SSL_PKEY_DH_RSA].x509;
- if (x && X509_check_private_key(x, pkey))
- i = SSL_PKEY_DH_RSA;
- x = c->pkeys[SSL_PKEY_DH_DSA].x509;
- if (i == -1 && x && X509_check_private_key(x, pkey))
- i = SSL_PKEY_DH_DSA;
- ERR_clear_error();
- }
- else
- i=ssl_cert_type(NULL,pkey);
- if (i < 0)
- {
- OPENSSL_PUT_ERROR(SSL, ssl_set_pkey, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
- return(0);
- }
-
- if (c->pkeys[i].x509 != NULL)
- {
- EVP_PKEY *pktmp;
- pktmp = X509_get_pubkey(c->pkeys[i].x509);
- EVP_PKEY_copy_parameters(pktmp,pkey);
- EVP_PKEY_free(pktmp);
- ERR_clear_error();
-
- /* TODO(fork): remove this? */
- #if 0
- #ifndef OPENSSL_NO_RSA
- /* Don't check the public/private key, this is mostly
- * for smart cards. */
- if ((pkey->type == EVP_PKEY_RSA) &&
- (RSA_flags(pkey->pkey.rsa) & RSA_METHOD_FLAG_NO_CHECK))
- ;
- else
- #endif
- #endif
- if (!X509_check_private_key(c->pkeys[i].x509,pkey))
- {
- X509_free(c->pkeys[i].x509);
- c->pkeys[i].x509 = NULL;
- return 0;
- }
- }
-
- if (c->pkeys[i].privatekey != NULL)
- EVP_PKEY_free(c->pkeys[i].privatekey);
- CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
- c->pkeys[i].privatekey=pkey;
- c->key= &(c->pkeys[i]);
-
- c->valid=0;
- return(1);
- }
-
- #ifndef OPENSSL_NO_RSA
- #ifndef OPENSSL_NO_STDIO
- int SSL_use_RSAPrivateKey_file(SSL *ssl, const char *file, int type)
- {
- int reason_code,ret=0;
- BIO *in;
- RSA *rsa=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_ASN1)
- {
- reason_code=ERR_R_ASN1_LIB;
- rsa=d2i_RSAPrivateKey_bio(in,NULL);
- }
- else if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- rsa=PEM_read_bio_RSAPrivateKey(in,NULL,
- ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
- if (rsa == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_file,reason_code);
- goto end;
- }
- ret=SSL_use_RSAPrivateKey(ssl,rsa);
- RSA_free(rsa);
- end:
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, unsigned char *d, long len)
- {
- int ret;
- const unsigned char *p;
- RSA *rsa;
-
- p=d;
- if ((rsa=d2i_RSAPrivateKey(NULL,&p,(long)len)) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_use_RSAPrivateKey(ssl,rsa);
- RSA_free(rsa);
- return(ret);
- }
- #endif /* !OPENSSL_NO_RSA */
-
- int SSL_use_PrivateKey(SSL *ssl, EVP_PKEY *pkey)
- {
- int ret;
-
- if (pkey == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ssl->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- ret=ssl_set_pkey(ssl->cert,pkey);
- return(ret);
- }
-
- #ifndef OPENSSL_NO_STDIO
- int SSL_use_PrivateKey_file(SSL *ssl, const char *file, int type)
- {
- int reason_code,ret=0;
- BIO *in;
- EVP_PKEY *pkey=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- pkey=PEM_read_bio_PrivateKey(in,NULL,
- ssl->ctx->default_passwd_callback,ssl->ctx->default_passwd_callback_userdata);
- }
- else if (type == SSL_FILETYPE_ASN1)
- {
- reason_code = ERR_R_ASN1_LIB;
- pkey = d2i_PrivateKey_bio(in,NULL);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
- if (pkey == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey_file,reason_code);
- goto end;
- }
- ret=SSL_use_PrivateKey(ssl,pkey);
- EVP_PKEY_free(pkey);
- end:
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const unsigned char *d, long len)
- {
- int ret;
- const unsigned char *p;
- EVP_PKEY *pkey;
-
- p=d;
- if ((pkey=d2i_PrivateKey(type,NULL,&p,(long)len)) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_PrivateKey_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_use_PrivateKey(ssl,pkey);
- EVP_PKEY_free(pkey);
- return(ret);
- }
-
- int SSL_CTX_use_certificate(SSL_CTX *ctx, X509 *x)
- {
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ctx->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- return(ssl_set_cert(ctx->cert, x));
- }
-
- static int ssl_set_cert(CERT *c, X509 *x)
- {
- EVP_PKEY *pkey;
- int i;
-
- pkey=X509_get_pubkey(x);
- if (pkey == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, ssl_set_cert, SSL_R_X509_LIB);
- return(0);
- }
-
- i=ssl_cert_type(x,pkey);
- if (i < 0)
- {
- OPENSSL_PUT_ERROR(SSL, ssl_set_cert, SSL_R_UNKNOWN_CERTIFICATE_TYPE);
- EVP_PKEY_free(pkey);
- return(0);
- }
-
- if (c->pkeys[i].privatekey != NULL)
- {
- EVP_PKEY_copy_parameters(pkey,c->pkeys[i].privatekey);
- ERR_clear_error();
-
- /* TODO(fork): remove this? */
- #if 0
- #ifndef OPENSSL_NO_RSA
- /* Don't check the public/private key, this is mostly
- * for smart cards. */
- if ((c->pkeys[i].privatekey->type == EVP_PKEY_RSA) &&
- (RSA_flags(c->pkeys[i].privatekey->pkey.rsa) &
- RSA_METHOD_FLAG_NO_CHECK))
- ;
- else
- #endif /* OPENSSL_NO_RSA */
- #endif
- if (!X509_check_private_key(x,c->pkeys[i].privatekey))
- {
- /* don't fail for a cert/key mismatch, just free
- * current private key (when switching to a different
- * cert & key, first this function should be used,
- * then ssl_set_pkey */
- EVP_PKEY_free(c->pkeys[i].privatekey);
- c->pkeys[i].privatekey=NULL;
- /* clear error queue */
- ERR_clear_error();
- }
- }
-
- EVP_PKEY_free(pkey);
-
- if (c->pkeys[i].x509 != NULL)
- X509_free(c->pkeys[i].x509);
- CRYPTO_add(&x->references,1,CRYPTO_LOCK_X509);
- c->pkeys[i].x509=x;
- c->key= &(c->pkeys[i]);
-
- c->valid=0;
- return(1);
- }
-
- #ifndef OPENSSL_NO_STDIO
- int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
- {
- int reason_code;
- BIO *in;
- int ret=0;
- X509 *x=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_ASN1)
- {
- reason_code=ERR_R_ASN1_LIB;
- x=d2i_X509_bio(in,NULL);
- }
- else if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- x=PEM_read_bio_X509(in,NULL,ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
-
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_file,reason_code);
- goto end;
- }
-
- ret=SSL_CTX_use_certificate(ctx,x);
- end:
- if (x != NULL) X509_free(x);
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const unsigned char *d)
- {
- X509 *x;
- int ret;
-
- x=d2i_X509(NULL,&d,(long)len);
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_CTX_use_certificate(ctx,x);
- X509_free(x);
- return(ret);
- }
-
- #ifndef OPENSSL_NO_RSA
- int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa)
- {
- int ret;
- EVP_PKEY *pkey;
-
- if (rsa == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ctx->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- if ((pkey=EVP_PKEY_new()) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey, ERR_R_EVP_LIB);
- return(0);
- }
-
- RSA_up_ref(rsa);
- EVP_PKEY_assign_RSA(pkey,rsa);
-
- ret=ssl_set_pkey(ctx->cert, pkey);
- EVP_PKEY_free(pkey);
- return(ret);
- }
-
- #ifndef OPENSSL_NO_STDIO
- int SSL_CTX_use_RSAPrivateKey_file(SSL_CTX *ctx, const char *file, int type)
- {
- int reason_code,ret=0;
- BIO *in;
- RSA *rsa=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_ASN1)
- {
- reason_code=ERR_R_ASN1_LIB;
- rsa=d2i_RSAPrivateKey_bio(in,NULL);
- }
- else if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- rsa=PEM_read_bio_RSAPrivateKey(in,NULL,
- ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
- if (rsa == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_file,reason_code);
- goto end;
- }
- ret=SSL_CTX_use_RSAPrivateKey(ctx,rsa);
- RSA_free(rsa);
- end:
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len)
- {
- int ret;
- const unsigned char *p;
- RSA *rsa;
-
- p=d;
- if ((rsa=d2i_RSAPrivateKey(NULL,&p,(long)len)) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_CTX_use_RSAPrivateKey(ctx,rsa);
- RSA_free(rsa);
- return(ret);
- }
- #endif /* !OPENSSL_NO_RSA */
-
- int SSL_CTX_use_PrivateKey(SSL_CTX *ctx, EVP_PKEY *pkey)
- {
- if (pkey == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey, ERR_R_PASSED_NULL_PARAMETER);
- return(0);
- }
- if (!ssl_cert_inst(&ctx->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey, ERR_R_MALLOC_FAILURE);
- return(0);
- }
- return(ssl_set_pkey(ctx->cert,pkey));
- }
-
- #ifndef OPENSSL_NO_STDIO
- int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type)
- {
- int reason_code,ret=0;
- BIO *in;
- EVP_PKEY *pkey=NULL;
-
- in=BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey_file, ERR_R_SYS_LIB);
- goto end;
- }
- if (type == SSL_FILETYPE_PEM)
- {
- reason_code=ERR_R_PEM_LIB;
- pkey=PEM_read_bio_PrivateKey(in,NULL,
- ctx->default_passwd_callback,ctx->default_passwd_callback_userdata);
- }
- else if (type == SSL_FILETYPE_ASN1)
- {
- reason_code = ERR_R_ASN1_LIB;
- pkey = d2i_PrivateKey_bio(in,NULL);
- }
- else
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey_file, SSL_R_BAD_SSL_FILETYPE);
- goto end;
- }
- if (pkey == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey_file,reason_code);
- goto end;
- }
- ret=SSL_CTX_use_PrivateKey(ctx,pkey);
- EVP_PKEY_free(pkey);
- end:
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, const unsigned char *d,
- long len)
- {
- int ret;
- const unsigned char *p;
- EVP_PKEY *pkey;
-
- p=d;
- if ((pkey=d2i_PrivateKey(type,NULL,&p,(long)len)) == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_PrivateKey_ASN1, ERR_R_ASN1_LIB);
- return(0);
- }
-
- ret=SSL_CTX_use_PrivateKey(ctx,pkey);
- EVP_PKEY_free(pkey);
- return(ret);
- }
-
-
- #ifndef OPENSSL_NO_STDIO
- /* Read a file that contains our certificate in "PEM" format,
- * possibly followed by a sequence of CA certificates that should be
- * sent to the peer in the Certificate message.
- */
- int SSL_CTX_use_certificate_chain_file(SSL_CTX *ctx, const char *file)
- {
- BIO *in;
- int ret=0;
- X509 *x=NULL;
-
- ERR_clear_error(); /* clear error stack for SSL_CTX_use_certificate() */
-
- in = BIO_new(BIO_s_file());
- if (in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_chain_file, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_chain_file, ERR_R_SYS_LIB);
- goto end;
- }
-
- x=PEM_read_bio_X509_AUX(in,NULL,ctx->default_passwd_callback,
- ctx->default_passwd_callback_userdata);
- if (x == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_certificate_chain_file, ERR_R_PEM_LIB);
- goto end;
- }
-
- ret = SSL_CTX_use_certificate(ctx, x);
-
- if (ERR_peek_error() != 0)
- ret = 0; /* Key/certificate mismatch doesn't imply ret==0 ... */
- if (ret)
- {
- /* If we could set up our certificate, now proceed to
- * the CA certificates.
- */
- X509 *ca;
- int r;
- unsigned long err;
-
- SSL_CTX_clear_chain_certs(ctx);
-
- while ((ca = PEM_read_bio_X509(in, NULL,
- ctx->default_passwd_callback,
- ctx->default_passwd_callback_userdata))
- != NULL)
- {
- r = SSL_CTX_add0_chain_cert(ctx, ca);
- if (!r)
- {
- X509_free(ca);
- ret = 0;
- goto end;
- }
- /* Note that we must not free r if it was successfully
- * added to the chain (while we must free the main
- * certificate, since its reference count is increased
- * by SSL_CTX_use_certificate). */
- }
- /* When the while loop ends, it's usually just EOF. */
- err = ERR_peek_last_error();
- if (ERR_GET_LIB(err) == ERR_LIB_PEM && ERR_GET_REASON(err) == PEM_R_NO_START_LINE)
- ERR_clear_error();
- else
- ret = 0; /* some real error */
- }
-
- end:
- if (x != NULL) X509_free(x);
- if (in != NULL) BIO_free(in);
- return(ret);
- }
- #endif
-
- #ifndef OPENSSL_NO_TLSEXT
- /* authz_validate returns true iff authz is well formed, i.e. that it meets the
- * wire format as documented in the CERT_PKEY structure and that there are no
- * duplicate entries. */
- static char authz_validate(const unsigned char *authz, size_t length)
- {
- unsigned char types_seen_bitmap[32];
-
- if (!authz)
- return 1;
-
- memset(types_seen_bitmap, 0, sizeof(types_seen_bitmap));
-
- for (;;)
- {
- unsigned char type, byte, bit;
- unsigned short len;
-
- if (!length)
- return 1;
-
- type = *(authz++);
- length--;
-
- byte = type / 8;
- bit = type & 7;
- if (types_seen_bitmap[byte] & (1 << bit))
- return 0;
- types_seen_bitmap[byte] |= (1 << bit);
-
- if (length < 2)
- return 0;
- len = ((unsigned short) authz[0]) << 8 |
- ((unsigned short) authz[1]);
- authz += 2;
- length -= 2;
-
- if (length < len)
- return 0;
-
- authz += len;
- length -= len;
- }
- }
-
- static int serverinfo_find_extension(const unsigned char *serverinfo,
- size_t serverinfo_length,
- unsigned short extension_type,
- const unsigned char **extension_data,
- unsigned short *extension_length)
- {
- *extension_data = NULL;
- *extension_length = 0;
- if (serverinfo == NULL || serverinfo_length == 0)
- return 0;
- for (;;)
- {
- unsigned short type = 0; /* uint16 */
- unsigned short len = 0; /* uint16 */
-
- /* end of serverinfo */
- if (serverinfo_length == 0)
- return -1; /* Extension not found */
-
- /* read 2-byte type field */
- if (serverinfo_length < 2)
- return 0; /* Error */
- type = (serverinfo[0] << 8) + serverinfo[1];
- serverinfo += 2;
- serverinfo_length -= 2;
-
- /* read 2-byte len field */
- if (serverinfo_length < 2)
- return 0; /* Error */
- len = (serverinfo[0] << 8) + serverinfo[1];
- serverinfo += 2;
- serverinfo_length -= 2;
-
- if (len > serverinfo_length)
- return 0; /* Error */
-
- if (type == extension_type)
- {
- *extension_data = serverinfo;
- *extension_length = len;
- return 1; /* Success */
- }
-
- serverinfo += len;
- serverinfo_length -= len;
- }
- return 0; /* Error */
- }
-
- static int serverinfo_srv_first_cb(SSL *s, unsigned short ext_type,
- const unsigned char *in,
- unsigned short inlen, int *al,
- void *arg)
- {
- if (inlen != 0)
- {
- *al = SSL_AD_DECODE_ERROR;
- return 0;
- }
- return 1;
- }
-
- static int serverinfo_srv_second_cb(SSL *s, unsigned short ext_type,
- const unsigned char **out, unsigned short *outlen,
- void *arg)
- {
- const unsigned char *serverinfo = NULL;
- size_t serverinfo_length = 0;
-
- /* Is there serverinfo data for the chosen server cert? */
- if ((ssl_get_server_cert_serverinfo(s, &serverinfo,
- &serverinfo_length)) != 0)
- {
- /* Find the relevant extension from the serverinfo */
- int retval = serverinfo_find_extension(serverinfo, serverinfo_length,
- ext_type, out, outlen);
- if (retval == 0)
- return 0; /* Error */
- if (retval == -1)
- return -1; /* No extension found, don't send extension */
- return 1; /* Send extension */
- }
- return -1; /* No serverinfo data found, don't send extension */
- }
-
- /* With a NULL context, this function just checks that the serverinfo data
- parses correctly. With a non-NULL context, it registers callbacks for
- the included extensions. */
- static int serverinfo_process_buffer(const unsigned char *serverinfo,
- size_t serverinfo_length, SSL_CTX *ctx)
- {
- if (serverinfo == NULL || serverinfo_length == 0)
- return 0;
- for (;;)
- {
- unsigned short ext_type = 0; /* uint16 */
- unsigned short len = 0; /* uint16 */
-
- /* end of serverinfo */
- if (serverinfo_length == 0)
- return 1;
-
- /* read 2-byte type field */
- if (serverinfo_length < 2)
- return 0;
- /* FIXME: check for types we understand explicitly? */
-
- /* Register callbacks for extensions */
- ext_type = (serverinfo[0] << 8) + serverinfo[1];
- if (ctx && !SSL_CTX_set_custom_srv_ext(ctx, ext_type,
- serverinfo_srv_first_cb,
- serverinfo_srv_second_cb, NULL))
- return 0;
-
- serverinfo += 2;
- serverinfo_length -= 2;
-
- /* read 2-byte len field */
- if (serverinfo_length < 2)
- return 0;
- len = (serverinfo[0] << 8) + serverinfo[1];
- serverinfo += 2;
- serverinfo_length -= 2;
-
- if (len > serverinfo_length)
- return 0;
-
- serverinfo += len;
- serverinfo_length -= len;
- }
- }
-
- static const unsigned char *authz_find_data(const unsigned char *authz,
- size_t authz_length,
- unsigned char data_type,
- size_t *data_length)
- {
- if (authz == NULL) return NULL;
- if (!authz_validate(authz, authz_length))
- {
- OPENSSL_PUT_ERROR(SSL, authz_find_data, SSL_R_INVALID_AUTHZ_DATA);
- return NULL;
- }
-
- for (;;)
- {
- unsigned char type;
- unsigned short len;
- if (!authz_length)
- return NULL;
-
- type = *(authz++);
- authz_length--;
-
- /* We've validated the authz data, so we don't have to
- * check again that we have enough bytes left. */
- len = ((unsigned short) authz[0]) << 8 |
- ((unsigned short) authz[1]);
- authz += 2;
- authz_length -= 2;
- if (type == data_type)
- {
- *data_length = len;
- return authz;
- }
- authz += len;
- authz_length -= len;
- }
- /* No match */
- return NULL;
- }
-
- static int ssl_set_authz(CERT *c, unsigned char *authz, size_t authz_length)
- {
- CERT_PKEY *current_key = c->key;
- if (current_key == NULL)
- return 0;
- if (!authz_validate(authz, authz_length))
- {
- OPENSSL_PUT_ERROR(SSL, ssl_set_authz, SSL_R_INVALID_AUTHZ_DATA);
- return(0);
- }
- current_key->authz = OPENSSL_realloc(current_key->authz, authz_length);
- if (current_key->authz == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, ssl_set_authz, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- current_key->authz_length = authz_length;
- memcpy(current_key->authz, authz, authz_length);
- return 1;
- }
-
- int SSL_CTX_use_authz(SSL_CTX *ctx, unsigned char *authz,
- size_t authz_length)
- {
- if (authz == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_authz, ERR_R_PASSED_NULL_PARAMETER);
- return 0;
- }
- if (!ssl_cert_inst(&ctx->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_authz, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- return ssl_set_authz(ctx->cert, authz, authz_length);
- }
-
- int SSL_CTX_use_serverinfo(SSL_CTX *ctx, const unsigned char *serverinfo,
- size_t serverinfo_length)
- {
- if (ctx == NULL || serverinfo == NULL || serverinfo_length == 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, ERR_R_PASSED_NULL_PARAMETER);
- return 0;
- }
- if (!serverinfo_process_buffer(serverinfo, serverinfo_length, NULL))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, SSL_R_INVALID_SERVERINFO_DATA);
- return 0;
- }
- if (!ssl_cert_inst(&ctx->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- if (ctx->cert->key == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, ERR_R_INTERNAL_ERROR);
- return 0;
- }
- ctx->cert->key->serverinfo = OPENSSL_realloc(ctx->cert->key->serverinfo,
- serverinfo_length);
- if (ctx->cert->key->serverinfo == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- memcpy(ctx->cert->key->serverinfo, serverinfo, serverinfo_length);
- ctx->cert->key->serverinfo_length = serverinfo_length;
-
- /* Now that the serverinfo is validated and stored, go ahead and
- * register callbacks. */
- if (!serverinfo_process_buffer(serverinfo, serverinfo_length, ctx))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo, SSL_R_INVALID_SERVERINFO_DATA);
- return 0;
- }
- return 1;
- }
-
- int SSL_use_authz(SSL *ssl, unsigned char *authz, size_t authz_length)
- {
- if (authz == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_authz, ERR_R_PASSED_NULL_PARAMETER);
- return 0;
- }
- if (!ssl_cert_inst(&ssl->cert))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_use_authz, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- return ssl_set_authz(ssl->cert, authz, authz_length);
- }
-
- const unsigned char *SSL_CTX_get_authz_data(SSL_CTX *ctx, unsigned char type,
- size_t *data_length)
- {
- CERT_PKEY *current_key;
-
- if (ctx->cert == NULL)
- return NULL;
- current_key = ctx->cert->key;
- if (current_key->authz == NULL)
- return NULL;
- return authz_find_data(current_key->authz,
- current_key->authz_length, type, data_length);
- }
-
- #ifndef OPENSSL_NO_STDIO
- /* read_authz returns a newly allocated buffer with authz data */
- static unsigned char *read_authz(const char *file, size_t *authz_length)
- {
- BIO *authz_in = NULL;
- unsigned char *authz = NULL;
- /* Allow authzs up to 64KB. */
- static const size_t authz_limit = 65536;
- size_t read_length;
- unsigned char *ret = NULL;
-
- authz_in = BIO_new(BIO_s_file());
- if (authz_in == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, read_authz, ERR_R_BUF_LIB);
- goto end;
- }
-
- if (BIO_read_filename(authz_in,file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, read_authz, ERR_R_SYS_LIB);
- goto end;
- }
-
- authz = OPENSSL_malloc(authz_limit);
- read_length = BIO_read(authz_in, authz, authz_limit);
- if (read_length == authz_limit || read_length <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, read_authz, SSL_R_AUTHZ_DATA_TOO_LARGE);
- OPENSSL_free(authz);
- goto end;
- }
- *authz_length = read_length;
- ret = authz;
- end:
- if (authz_in != NULL) BIO_free(authz_in);
- return ret;
- }
-
- int SSL_CTX_use_authz_file(SSL_CTX *ctx, const char *file)
- {
- unsigned char *authz = NULL;
- size_t authz_length = 0;
- int ret;
-
- authz = read_authz(file, &authz_length);
- if (authz == NULL)
- return 0;
-
- ret = SSL_CTX_use_authz(ctx, authz, authz_length);
- /* SSL_CTX_use_authz makes a local copy of the authz. */
- OPENSSL_free(authz);
- return ret;
- }
-
- int SSL_use_authz_file(SSL *ssl, const char *file)
- {
- unsigned char *authz = NULL;
- size_t authz_length = 0;
- int ret;
-
- authz = read_authz(file, &authz_length);
- if (authz == NULL)
- return 0;
-
- ret = SSL_use_authz(ssl, authz, authz_length);
- /* SSL_use_authz makes a local copy of the authz. */
- OPENSSL_free(authz);
- return ret;
- }
-
- int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file)
- {
- unsigned char *serverinfo = NULL;
- size_t serverinfo_length = 0;
- unsigned char* extension = 0;
- long extension_length = 0;
- char* name = NULL;
- char* header = NULL;
- char namePrefix[] = "SERVERINFO FOR ";
- int ret = 0;
- BIO *bin = NULL;
- size_t num_extensions = 0;
-
- if (ctx == NULL || file == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, ERR_R_PASSED_NULL_PARAMETER);
- goto end;
- }
-
- bin = BIO_new(BIO_s_file());
- if (bin == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, ERR_R_BUF_LIB);
- goto end;
- }
- if (BIO_read_filename(bin, file) <= 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, ERR_R_SYS_LIB);
- goto end;
- }
-
- for (num_extensions=0;; num_extensions++)
- {
- if (PEM_read_bio(bin, &name, &header, &extension, &extension_length) == 0)
- {
- /* There must be at least one extension in this file */
- if (num_extensions == 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, SSL_R_NO_PEM_EXTENSIONS);
- goto end;
- }
- else /* End of file, we're done */
- break;
- }
- /* Check that PEM name starts with "BEGIN SERVERINFO FOR " */
- if (strlen(name) < strlen(namePrefix))
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, SSL_R_PEM_NAME_TOO_SHORT);
- goto end;
- }
- if (strncmp(name, namePrefix, strlen(namePrefix)) != 0)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, SSL_R_PEM_NAME_BAD_PREFIX);
- goto end;
- }
- /* Check that the decoded PEM data is plausible (valid length field) */
- if (extension_length < 4 || (extension[2] << 8) + extension[3] != extension_length - 4)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, SSL_R_BAD_DATA);
- goto end;
- }
- /* Append the decoded extension to the serverinfo buffer */
- serverinfo = OPENSSL_realloc(serverinfo, serverinfo_length + extension_length);
- if (serverinfo == NULL)
- {
- OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_serverinfo_file, ERR_R_MALLOC_FAILURE);
- goto end;
- }
- memcpy(serverinfo + serverinfo_length, extension, extension_length);
- serverinfo_length += extension_length;
-
- OPENSSL_free(name); name = NULL;
- OPENSSL_free(header); header = NULL;
- OPENSSL_free(extension); extension = NULL;
- }
-
- ret = SSL_CTX_use_serverinfo(ctx, serverinfo, serverinfo_length);
- end:
- /* SSL_CTX_use_serverinfo makes a local copy of the serverinfo. */
- OPENSSL_free(name);
- OPENSSL_free(header);
- OPENSSL_free(extension);
- OPENSSL_free(serverinfo);
- if (bin != NULL)
- BIO_free(bin);
- return ret;
- }
- #endif /* OPENSSL_NO_STDIO */
- #endif /* OPENSSL_NO_TLSEXT */
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