diff options
Diffstat (limited to 'trust/extract-pem.c')
| -rw-r--r-- | trust/extract-pem.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/trust/extract-pem.c b/trust/extract-pem.c new file mode 100644 index 0000000..0bae3cb --- /dev/null +++ b/trust/extract-pem.c @@ -0,0 +1,143 @@ +/* + * 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 "pem.h" +#include "save.h" + +#include <stdlib.h> + +bool +p11_extract_pem_bundle (P11KitIter *iter, + p11_extract_info *ex) +{ + char *comment; + p11_buffer buf; + p11_save_file *file; + bool ret = true; + bool first = true; + CK_RV rv; + + file = p11_save_open_file (ex->destination, ex->flags); + if (!file) + return false; + + p11_buffer_init (&buf, 0); + while ((rv = p11_kit_iter_next (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_extract_info_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. + */ + + p11_save_finish_file (file, ret); + return ret; +} + +bool +p11_extract_pem_directory (P11KitIter *iter, + p11_extract_info *ex) +{ + p11_save_file *file; + p11_save_dir *dir; + p11_buffer buf; + bool ret = true; + char *filename; + CK_RV rv; + + dir = p11_save_open_directory (ex->destination, ex->flags); + if (dir == NULL) + return false; + + p11_buffer_init (&buf, 0); + while ((rv = p11_kit_iter_next (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); + + filename = p11_extract_info_filename (ex); + return_val_if_fail (filename != NULL, false); + + file = p11_save_open_file_in (dir, filename, ".pem", NULL); + free (filename); + + ret = p11_save_write_and_finish (file, buf.data, buf.len); + + 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; +} |