pineapple-src/externals/libressl/crypto/x509/by_mem.c

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2020-12-28 15:15:37 +00:00
/* $OpenBSD: by_mem.c,v 1.4 2017/01/29 17:49:23 beck Exp $ */
/* 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 <sys/uio.h>
#include <errno.h>
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <openssl/buffer.h>
#include <openssl/err.h>
#include <openssl/pem.h>
#include <openssl/lhash.h>
#include <openssl/x509.h>
static int by_mem_ctrl(X509_LOOKUP *, int, const char *, long, char **);
static X509_LOOKUP_METHOD x509_mem_lookup = {
.name = "Load cert from memory",
.new_item = NULL,
.free = NULL,
.init = NULL,
.shutdown = NULL,
.ctrl = by_mem_ctrl,
.get_by_subject = NULL,
.get_by_issuer_serial = NULL,
.get_by_fingerprint = NULL,
.get_by_alias = NULL,
};
X509_LOOKUP_METHOD *
X509_LOOKUP_mem(void)
{
return (&x509_mem_lookup);
}
static int
by_mem_ctrl(X509_LOOKUP *lu, int cmd, const char *buf,
long type, char **ret)
{
STACK_OF(X509_INFO) *inf = NULL;
const struct iovec *iov;
X509_INFO *itmp;
BIO *in = NULL;
int i, count = 0, ok = 0;
iov = (const struct iovec *)buf;
if (!(cmd == X509_L_MEM && type == X509_FILETYPE_PEM))
goto done;
if ((in = BIO_new_mem_buf(iov->iov_base, iov->iov_len)) == NULL)
goto done;
if ((inf = PEM_X509_INFO_read_bio(in, NULL, NULL, NULL)) == NULL)
goto done;
for (i = 0; i < sk_X509_INFO_num(inf); i++) {
itmp = sk_X509_INFO_value(inf, i);
if (itmp->x509) {
ok = X509_STORE_add_cert(lu->store_ctx, itmp->x509);
if (!ok)
goto done;
count++;
}
if (itmp->crl) {
ok = X509_STORE_add_crl(lu->store_ctx, itmp->crl);
if (!ok)
goto done;
count++;
}
}
ok = count != 0;
done:
if (count == 0)
X509error(ERR_R_PEM_LIB);
if (inf != NULL)
sk_X509_INFO_pop_free(inf, X509_INFO_free);
if (in != NULL)
BIO_free(in);
return (ok);
}