--- /dev/null
+/* 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.]
+ */
+/* ====================================================================
+ * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
+ *
+ * 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 above 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 acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED 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 OpenSSL PROJECT OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/ssl.h>
+
+#include <errno.h>
+#include <string.h>
+
+#include <openssl/asn1.h>
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/mem.h>
+#include <openssl/pem.h>
+#include <openssl/stack.h>
+#include <openssl/x509.h>
+
+#include "internal.h"
+
+
+static int xname_cmp(const X509_NAME **a, const X509_NAME **b) {
+ return X509_NAME_cmp(*a, *b);
+}
+
+// TODO(davidben): Is there any reason this doesn't call
+// |SSL_add_file_cert_subjects_to_stack|?
+STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file) {
+ BIO *in;
+ X509 *x = NULL;
+ X509_NAME *xn = NULL;
+ STACK_OF(X509_NAME) *ret = NULL, *sk;
+
+ sk = sk_X509_NAME_new(xname_cmp);
+ in = BIO_new(BIO_s_file());
+
+ if (sk == NULL || in == NULL) {
+ OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (!BIO_read_filename(in, file)) {
+ goto err;
+ }
+
+ for (;;) {
+ if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) {
+ break;
+ }
+ if (ret == NULL) {
+ ret = sk_X509_NAME_new_null();
+ if (ret == NULL) {
+ OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
+ xn = X509_get_subject_name(x);
+ if (xn == NULL) {
+ goto err;
+ }
+
+ // Check for duplicates.
+ if (sk_X509_NAME_find(sk, NULL, xn)) {
+ continue;
+ }
+
+ xn = X509_NAME_dup(xn);
+ if (xn == NULL ||
+ !sk_X509_NAME_push(sk /* non-owning */, xn) ||
+ !sk_X509_NAME_push(ret /* owning */, xn)) {
+ X509_NAME_free(xn);
+ goto err;
+ }
+ }
+
+ if (0) {
+ err:
+ sk_X509_NAME_pop_free(ret, X509_NAME_free);
+ ret = NULL;
+ }
+
+ sk_X509_NAME_free(sk);
+ BIO_free(in);
+ X509_free(x);
+ if (ret != NULL) {
+ ERR_clear_error();
+ }
+ return ret;
+}
+
+int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
+ const char *file) {
+ BIO *in;
+ X509 *x = NULL;
+ X509_NAME *xn = NULL;
+ int ret = 0;
+ int (*oldcmp)(const X509_NAME **a, const X509_NAME **b);
+
+ oldcmp = sk_X509_NAME_set_cmp_func(stack, xname_cmp);
+ in = BIO_new(BIO_s_file());
+
+ if (in == NULL) {
+ OPENSSL_PUT_ERROR(SSL, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (!BIO_read_filename(in, file)) {
+ goto err;
+ }
+
+ for (;;) {
+ if (PEM_read_bio_X509(in, &x, NULL, NULL) == NULL) {
+ break;
+ }
+ xn = X509_get_subject_name(x);
+ if (xn == NULL) {
+ goto err;
+ }
+
+ // Check for duplicates.
+ if (sk_X509_NAME_find(stack, NULL, xn)) {
+ continue;
+ }
+
+ xn = X509_NAME_dup(xn);
+ if (xn == NULL ||
+ !sk_X509_NAME_push(stack, xn)) {
+ X509_NAME_free(xn);
+ goto err;
+ }
+ }
+
+ ERR_clear_error();
+ ret = 1;
+
+err:
+ BIO_free(in);
+ X509_free(x);
+
+ (void) sk_X509_NAME_set_cmp_func(stack, oldcmp);
+
+ return ret;
+}
+
+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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (x == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+
+ ret = SSL_use_certificate(ssl, x);
+
+end:
+ X509_free(x);
+ BIO_free(in);
+
+ return ret;
+}
+
+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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (rsa == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+ ret = SSL_use_RSAPrivateKey(ssl, rsa);
+ RSA_free(rsa);
+
+end:
+ BIO_free(in);
+ 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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (pkey == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+ ret = SSL_use_PrivateKey(ssl, pkey);
+ EVP_PKEY_free(pkey);
+
+end:
+ BIO_free(in);
+ return ret;
+}
+
+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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (x == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+
+ ret = SSL_CTX_use_certificate(ctx, x);
+
+end:
+ X509_free(x);
+ BIO_free(in);
+ 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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (rsa == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+ ret = SSL_CTX_use_RSAPrivateKey(ctx, rsa);
+ RSA_free(rsa);
+
+end:
+ BIO_free(in);
+ return ret;
+}
+
+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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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_R_BAD_SSL_FILETYPE);
+ goto end;
+ }
+
+ if (pkey == NULL) {
+ OPENSSL_PUT_ERROR(SSL, reason_code);
+ goto end;
+ }
+ ret = SSL_CTX_use_PrivateKey(ctx, pkey);
+ EVP_PKEY_free(pkey);
+
+end:
+ BIO_free(in);
+ 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, ERR_R_BUF_LIB);
+ goto end;
+ }
+
+ if (BIO_read_filename(in, file) <= 0) {
+ OPENSSL_PUT_ERROR(SSL, 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, 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_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb) {
+ ctx->default_passwd_callback = cb;
+}
+
+pem_password_cb *SSL_CTX_get_default_passwd_cb(const SSL_CTX *ctx) {
+ return ctx->default_passwd_callback;
+}
+
+void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx, void *data) {
+ ctx->default_passwd_callback_userdata = data;
+}
+
+void *SSL_CTX_get_default_passwd_cb_userdata(const SSL_CTX *ctx) {
+ return ctx->default_passwd_callback_userdata;
+}
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