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/*
* Copyright (c) 2013, Red Hat Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * 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.
* * The names of contributors to this software may not be
* used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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
* COPYRIGHT OWNER 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.
*
* Author: Stef Walter <stefw@redhat.com>
*/
#include "config.h"
#define P11_DEBUG_FLAG P11_DEBUG_TOOL
#include "compat.h"
#include "debug.h"
#include "extract.h"
#include "message.h"
#include "path.h"
#include "pem.h"
#include "save.h"
#include <stdlib.h>
bool
p11_extract_pem_bundle (p11_enumerate *ex,
const char *destination)
{
char *comment;
p11_buffer buf;
p11_save_file *file;
bool ret = true;
bool first = true;
CK_RV rv;
file = p11_save_open_file (destination, NULL, ex->flags);
if (!file)
return false;
p11_buffer_init (&buf, 0);
while ((rv = p11_kit_iter_next (ex->iter)) == CKR_OK) {
if (!p11_buffer_reset (&buf, 2048))
return_val_if_reached (false);
if (!p11_pem_write (ex->cert_der, ex->cert_len, "CERTIFICATE", &buf))
return_val_if_reached (false);
comment = p11_enumerate_comment (ex, first);
first = false;
ret = p11_save_write (file, comment, -1) &&
p11_save_write (file, buf.data, buf.len);
free (comment);
if (!ret)
break;
}
p11_buffer_uninit (&buf);
if (rv != CKR_OK && rv != CKR_CANCEL) {
p11_message ("failed to find certificates: %s", p11_kit_strerror (rv));
ret = false;
}
/*
* This will produce an empty file (which is a valid PEM bundle) if no
* certificates were found.
*/
if (!p11_save_finish_file (file, NULL, ret))
ret = false;
return ret;
}
static bool
extract_pem_directory (p11_enumerate *ex,
const char *destination,
bool hash)
{
p11_save_file *file;
p11_save_dir *dir;
p11_buffer buf;
bool ret = true;
char *filename;
char *path;
char *name;
CK_RV rv;
dir = p11_save_open_directory (destination, ex->flags);
if (dir == NULL)
return false;
p11_buffer_init (&buf, 0);
while ((rv = p11_kit_iter_next (ex->iter)) == CKR_OK) {
if (!p11_buffer_reset (&buf, 2048))
return_val_if_reached (false);
if (!p11_pem_write (ex->cert_der, ex->cert_len, "CERTIFICATE", &buf))
return_val_if_reached (false);
name = p11_enumerate_filename (ex);
return_val_if_fail (name != NULL, false);
path = NULL;
file = p11_save_open_file_in (dir, name, ".pem");
ret = p11_save_write (file, buf.data, buf.len);
if (!p11_save_finish_file (file, &path, ret))
ret = false;
if (ret && hash) {
filename = p11_path_base (path);
ret = p11_openssl_symlink(ex, dir, filename);
free (filename);
}
free (path);
free (name);
if (!ret)
break;
}
p11_buffer_uninit (&buf);
if (rv != CKR_OK && rv != CKR_CANCEL) {
p11_message ("failed to find certificates: %s", p11_kit_strerror (rv));
ret = false;
}
p11_save_finish_directory (dir, ret);
return ret;
}
bool
p11_extract_pem_directory (p11_enumerate *ex,
const char *destination)
{
bool ret = true;
ret = extract_pem_directory (ex, destination, false);
return ret;
}
bool
p11_extract_pem_directory_hash (p11_enumerate *ex,
const char *destination)
{
bool ret = true;
ret = extract_pem_directory (ex, destination, true);
return ret;
}
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