GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/x509/by_file.c Lines: 27 100 27.0 %
Date: 2017-11-13 Branches: 12 62 19.4 %

Line Branch Exec Source
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/* $OpenBSD: by_file.c,v 1.21 2017/01/29 17:49:23 beck Exp $ */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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 * All rights reserved.
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 *
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 * This package is an SSL implementation written
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 * by Eric Young (eay@cryptsoft.com).
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 * The implementation was written so as to conform with Netscapes SSL.
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 *
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 * This library is free for commercial and non-commercial use as long as
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 * the following conditions are aheared to.  The following conditions
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 * apply to all code found in this distribution, be it the RC4, RSA,
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 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
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 * included with this distribution is covered by the same copyright terms
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 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
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 *
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 * Copyright remains Eric Young's, and as such any Copyright notices in
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 * the code are not to be removed.
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 * If this package is used in a product, Eric Young should be given attribution
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 * as the author of the parts of the library used.
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 * This can be in the form of a textual message at program startup or
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 * in documentation (online or textual) provided with the package.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. All advertising materials mentioning features or use of this software
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 *    must display the following acknowledgement:
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 *    "This product includes cryptographic software written by
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 *     Eric Young (eay@cryptsoft.com)"
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 *    The word 'cryptographic' can be left out if the rouines from the library
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 *    being used are not cryptographic related :-).
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 * 4. If you include any Windows specific code (or a derivative thereof) from
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 *    the apps directory (application code) you must include an acknowledgement:
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 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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 *
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 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 *
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 * The licence and distribution terms for any publically available version or
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 * derivative of this code cannot be changed.  i.e. this code cannot simply be
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 * copied and put under another distribution licence
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 * [including the GNU Public Licence.]
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 */
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#include <errno.h>
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#include <stdio.h>
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#include <time.h>
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#include <unistd.h>
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#include <openssl/buffer.h>
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#include <openssl/err.h>
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#include <openssl/pem.h>
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#include <openssl/lhash.h>
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#include <openssl/x509.h>
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70
static int by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
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    long argl, char **ret);
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static X509_LOOKUP_METHOD x509_file_lookup = {
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	.name = "Load file into cache",
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	.new_item = NULL,
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	.free = NULL,
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	.init = NULL,
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	.shutdown = NULL,
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	.ctrl = by_file_ctrl,
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	.get_by_subject = NULL,
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	.get_by_issuer_serial = NULL,
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	.get_by_fingerprint = NULL,
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	.get_by_alias = NULL,
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};
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X509_LOOKUP_METHOD *
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X509_LOOKUP_file(void)
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{
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518
	return (&x509_file_lookup);
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}
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static int
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by_file_ctrl(X509_LOOKUP *ctx, int cmd, const char *argp, long argl,
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    char **ret)
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{
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	int ok = 0;
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98
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	switch (cmd) {
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	case X509_L_FILE_LOAD:
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259
		if (argl == X509_FILETYPE_DEFAULT) {
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			ok = (X509_load_cert_crl_file(ctx,
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			    X509_get_default_cert_file(),
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			    X509_FILETYPE_PEM) != 0);
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81
			if (!ok) {
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				X509error(X509_R_LOADING_DEFAULTS);
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			}
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		} else {
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178
			if (argl == X509_FILETYPE_PEM)
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356
				ok = (X509_load_cert_crl_file(ctx, argp,
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178
				    X509_FILETYPE_PEM) != 0);
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			else
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				ok = (X509_load_cert_file(ctx,
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				    argp, (int)argl) != 0);
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		}
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		break;
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	}
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	return (ok);
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}
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120
int
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X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type)
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{
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	int ret = 0;
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	BIO *in = NULL;
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	int i, count = 0;
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	X509 *x = NULL;
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128
	if (file == NULL)
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		return (1);
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	in = BIO_new(BIO_s_file_internal());
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132
	if ((in == NULL) || (BIO_read_filename(in, file) <= 0)) {
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		X509error(ERR_R_SYS_LIB);
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		goto err;
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	}
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	if (type == X509_FILETYPE_PEM) {
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		for (;;) {
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			x = PEM_read_bio_X509_AUX(in, NULL, NULL, NULL);
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			if (x == NULL) {
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				if ((ERR_GET_REASON(ERR_peek_last_error()) ==
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				    PEM_R_NO_START_LINE) && (count > 0)) {
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					ERR_clear_error();
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					break;
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				} else {
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					X509error(ERR_R_PEM_LIB);
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					goto err;
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				}
149
			}
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			i = X509_STORE_add_cert(ctx->store_ctx, x);
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			if (!i)
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				goto err;
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			count++;
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			X509_free(x);
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			x = NULL;
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		}
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		ret = count;
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	} else if (type == X509_FILETYPE_ASN1) {
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		x = d2i_X509_bio(in, NULL);
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		if (x == NULL) {
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			X509error(ERR_R_ASN1_LIB);
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			goto err;
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		}
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		i = X509_STORE_add_cert(ctx->store_ctx, x);
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		if (!i)
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			goto err;
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		ret = i;
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	} else {
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		X509error(X509_R_BAD_X509_FILETYPE);
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		goto err;
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	}
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err:
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	X509_free(x);
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	BIO_free(in);
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	return (ret);
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}
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178
int
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X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type)
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{
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	int ret = 0;
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	BIO *in = NULL;
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	int i, count = 0;
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	X509_CRL *x = NULL;
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186
	if (file == NULL)
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		return (1);
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	in = BIO_new(BIO_s_file_internal());
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190
	if ((in == NULL) || (BIO_read_filename(in, file) <= 0)) {
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		X509error(ERR_R_SYS_LIB);
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		goto err;
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	}
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195
	if (type == X509_FILETYPE_PEM) {
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		for (;;) {
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			x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
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			if (x == NULL) {
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				if ((ERR_GET_REASON(ERR_peek_last_error()) ==
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				    PEM_R_NO_START_LINE) && (count > 0)) {
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					ERR_clear_error();
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					break;
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				} else {
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					X509error(ERR_R_PEM_LIB);
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					goto err;
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				}
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			}
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			i = X509_STORE_add_crl(ctx->store_ctx, x);
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			if (!i)
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				goto err;
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			count++;
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			X509_CRL_free(x);
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			x = NULL;
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		}
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		ret = count;
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	} else if (type == X509_FILETYPE_ASN1) {
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		x = d2i_X509_CRL_bio(in, NULL);
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		if (x == NULL) {
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			X509error(ERR_R_ASN1_LIB);
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			goto err;
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		}
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		i = X509_STORE_add_crl(ctx->store_ctx, x);
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		if (!i)
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			goto err;
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		ret = i;
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	} else {
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		X509error(X509_R_BAD_X509_FILETYPE);
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		goto err;
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	}
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err:
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	if (x != NULL)
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		X509_CRL_free(x);
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	BIO_free(in);
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	return (ret);
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}
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237
int
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X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type)
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{
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	STACK_OF(X509_INFO) *inf;
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	X509_INFO *itmp;
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	BIO *in;
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	int i, count = 0;
244
518
	if (type != X509_FILETYPE_PEM)
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		return X509_load_cert_file(ctx, file, type);
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259
	in = BIO_new_file(file, "r");
247
259
	if (!in) {
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		X509error(ERR_R_SYS_LIB);
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		return 0;
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	}
251
259
	inf = PEM_X509_INFO_read_bio(in, NULL, NULL, NULL);
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259
	BIO_free(in);
253
259
	if (!inf) {
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		X509error(ERR_R_PEM_LIB);
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		return 0;
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	}
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20764
	for (i = 0; i < sk_X509_INFO_num(inf); i++) {
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10123
		itmp = sk_X509_INFO_value(inf, i);
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10123
		if (itmp->x509) {
260
10123
			X509_STORE_add_cert(ctx->store_ctx, itmp->x509);
261
10123
			count++;
262
10123
		}
263
10123
		if (itmp->crl) {
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			X509_STORE_add_crl(ctx->store_ctx, itmp->crl);
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			count++;
266
		}
267
	}
268
259
	sk_X509_INFO_pop_free(inf, X509_INFO_free);
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259
	return count;
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259
}
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