| /* 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 "internal.h" |
| |
| static int ssl_set_cert(CERT *c, X509 *x509); |
| static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey); |
| |
| static int is_key_type_supported(int key_type) { |
| return key_type == EVP_PKEY_RSA || key_type == EVP_PKEY_EC; |
| } |
| |
| 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; |
| } |
| return ssl_set_cert(ssl->cert, x); |
| } |
| |
| 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: |
| X509_free(x); |
| BIO_free(in); |
| |
| return ret; |
| } |
| |
| int SSL_use_certificate_ASN1(SSL *ssl, const uint8_t *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; |
| } |
| |
| 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; |
| } |
| |
| pkey = EVP_PKEY_new(); |
| if (pkey == 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; |
| } |
| |
| static int ssl_set_pkey(CERT *c, EVP_PKEY *pkey) { |
| if (!is_key_type_supported(pkey->type)) { |
| OPENSSL_PUT_ERROR(SSL, ssl_set_pkey, SSL_R_UNKNOWN_CERTIFICATE_TYPE); |
| return 0; |
| } |
| |
| if (c->x509 != NULL) { |
| /* Sanity-check that the private key and the certificate match, unless the |
| * key is opaque (in case of, say, a smartcard). */ |
| if (!EVP_PKEY_is_opaque(pkey) && |
| !X509_check_private_key(c->x509, pkey)) { |
| X509_free(c->x509); |
| c->x509 = NULL; |
| return 0; |
| } |
| } |
| |
| EVP_PKEY_free(c->privatekey); |
| c->privatekey = EVP_PKEY_up_ref(pkey); |
| |
| return 1; |
| } |
| |
| 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: |
| BIO_free(in); |
| return ret; |
| } |
| |
| int SSL_use_RSAPrivateKey_ASN1(SSL *ssl, const uint8_t *der, size_t der_len) { |
| RSA *rsa = RSA_private_key_from_bytes(der, der_len); |
| if (rsa == NULL) { |
| OPENSSL_PUT_ERROR(SSL, SSL_use_RSAPrivateKey_ASN1, ERR_R_ASN1_LIB); |
| return 0; |
| } |
| |
| int ret = SSL_use_RSAPrivateKey(ssl, rsa); |
| RSA_free(rsa); |
| return ret; |
| } |
| |
| 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; |
| } |
| |
| ret = ssl_set_pkey(ssl->cert, pkey); |
| return ret; |
| } |
| |
| 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: |
| BIO_free(in); |
| return ret; |
| } |
| |
| int SSL_use_PrivateKey_ASN1(int type, SSL *ssl, const uint8_t *d, long len) { |
| int ret; |
| const uint8_t *p; |
| EVP_PKEY *pkey; |
| |
| p = d; |
| pkey = d2i_PrivateKey(type, NULL, &p, (long)len); |
| if (pkey == 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; |
| } |
| |
| return ssl_set_cert(ctx->cert, x); |
| } |
| |
| static int ssl_set_cert(CERT *c, X509 *x) { |
| EVP_PKEY *pkey = X509_get_pubkey(x); |
| if (pkey == NULL) { |
| OPENSSL_PUT_ERROR(SSL, ssl_set_cert, SSL_R_X509_LIB); |
| return 0; |
| } |
| |
| if (!is_key_type_supported(pkey->type)) { |
| OPENSSL_PUT_ERROR(SSL, ssl_set_cert, SSL_R_UNKNOWN_CERTIFICATE_TYPE); |
| EVP_PKEY_free(pkey); |
| return 0; |
| } |
| |
| if (c->privatekey != NULL) { |
| /* Sanity-check that the private key and the certificate match, unless the |
| * key is opaque (in case of, say, a smartcard). */ |
| if (!EVP_PKEY_is_opaque(c->privatekey) && |
| !X509_check_private_key(x, c->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->privatekey); |
| c->privatekey = NULL; |
| /* clear error queue */ |
| ERR_clear_error(); |
| } |
| } |
| |
| EVP_PKEY_free(pkey); |
| |
| X509_free(c->x509); |
| c->x509 = X509_up_ref(x); |
| |
| return 1; |
| } |
| |
| 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: |
| X509_free(x); |
| BIO_free(in); |
| return ret; |
| } |
| |
| int SSL_CTX_use_certificate_ASN1(SSL_CTX *ctx, int len, const uint8_t *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; |
| } |
| |
| 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; |
| } |
| |
| pkey = EVP_PKEY_new(); |
| if (pkey == 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; |
| } |
| |
| 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: |
| BIO_free(in); |
| return ret; |
| } |
| |
| int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const uint8_t *der, |
| size_t der_len) { |
| RSA *rsa = RSA_private_key_from_bytes(der, der_len); |
| if (rsa == NULL) { |
| OPENSSL_PUT_ERROR(SSL, SSL_CTX_use_RSAPrivateKey_ASN1, ERR_R_ASN1_LIB); |
| return 0; |
| } |
| |
| int ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa); |
| RSA_free(rsa); |
| return ret; |
| } |
| |
| 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; |
| } |
| |
| return ssl_set_pkey(ctx->cert, pkey); |
| } |
| |
| 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: |
| BIO_free(in); |
| return ret; |
| } |
| |
| int SSL_CTX_use_PrivateKey_ASN1(int type, SSL_CTX *ctx, const uint8_t *d, |
| long len) { |
| int ret; |
| const uint8_t *p; |
| EVP_PKEY *pkey; |
| |
| p = d; |
| pkey = d2i_PrivateKey(type, NULL, &p, (long)len); |
| if (pkey == 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; |
| } |
| |
| |
| /* 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; |
| uint32_t 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: |
| X509_free(x); |
| BIO_free(in); |
| return ret; |
| } |
| |
| void SSL_set_private_key_method(SSL *ssl, |
| const SSL_PRIVATE_KEY_METHOD *key_method) { |
| ssl->cert->key_method = key_method; |
| } |
| |
| int ssl_private_key_type(SSL *ssl) { |
| if (ssl->cert->key_method != NULL) { |
| return ssl->cert->key_method->type(ssl); |
| } |
| return EVP_PKEY_id(ssl->cert->privatekey); |
| } |
| |
| int ssl_private_key_supports_digest(SSL *ssl, const EVP_MD *md) { |
| if (ssl->cert->key_method != NULL) { |
| return ssl->cert->key_method->supports_digest(ssl, md); |
| } |
| return EVP_PKEY_supports_digest(ssl->cert->privatekey, md); |
| } |
| |
| size_t ssl_private_key_max_signature_len(SSL *ssl) { |
| if (ssl->cert->key_method != NULL) { |
| return ssl->cert->key_method->max_signature_len(ssl); |
| } |
| return EVP_PKEY_size(ssl->cert->privatekey); |
| } |
| |
| enum ssl_private_key_result_t ssl_private_key_sign( |
| SSL *ssl, uint8_t *out, size_t *out_len, size_t max_out, const EVP_MD *md, |
| const uint8_t *in, size_t in_len) { |
| if (ssl->cert->key_method != NULL) { |
| return ssl->cert->key_method->sign(ssl, out, out_len, max_out, md, in, |
| in_len); |
| } |
| |
| enum ssl_private_key_result_t ret = ssl_private_key_failure; |
| EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new(ssl->cert->privatekey, NULL); |
| if (ctx == NULL) { |
| goto end; |
| } |
| |
| size_t len = max_out; |
| if (!EVP_PKEY_sign_init(ctx) || |
| !EVP_PKEY_CTX_set_signature_md(ctx, md) || |
| !EVP_PKEY_sign(ctx, out, &len, in, in_len)) { |
| goto end; |
| } |
| *out_len = len; |
| ret = ssl_private_key_success; |
| |
| end: |
| EVP_PKEY_CTX_free(ctx); |
| return ret; |
| } |
| |
| enum ssl_private_key_result_t ssl_private_key_sign_complete( |
| SSL *ssl, uint8_t *out, size_t *out_len, size_t max_out) { |
| /* Only custom keys may be asynchronous. */ |
| return ssl->cert->key_method->sign_complete(ssl, out, out_len, max_out); |
| } |