Revert "Imported upstream version 1.6.7"

[platform/upstream/cryptsetup.git] / lib / verity / verity.c

diff --git a/lib/verity/verity.c b/lib/verity/verity.c
index ffe0255..c2b8405 100644 (file)
--- a/lib/verity/verity.c
+++ b/lib/verity/verity.c
@@ -3,17 +3,18 @@
  *
  * Copyright (C) 2012, Red Hat, Inc. All rights reserved.
  *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
+ * This file is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
  *
- * This program is distributed in the hope that it will be useful,
+ * This file is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this file; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
@@ -56,17 +57,18 @@ int VERITY_read_sb(struct crypt_device *cd,
                   char **uuid_string,
                   struct crypt_params_verity *params)
 {
-       const char *device = device_path(crypt_metadata_device(cd));
-       int bsize = device_block_size(crypt_metadata_device(cd));
+       struct device *device = crypt_metadata_device(cd);
+       int bsize = device_block_size(device);
        struct verity_sb sb = {};
        ssize_t hdr_size = sizeof(struct verity_sb);
        int devfd = 0, sb_version;
 
        log_dbg("Reading VERITY header of size %u on device %s, offset %" PRIu64 ".",
-               sizeof(struct verity_sb), device, sb_offset);
+               sizeof(struct verity_sb), device_path(device), sb_offset);
 
        if (params->flags & CRYPT_VERITY_NO_HEADER) {
-               log_err(cd, _("Verity device doesn't use on-disk header.\n"), device);
+               log_err(cd, _("Verity device doesn't use on-disk header.\n"),
+                       device_path(device));
                return -EINVAL;
        }
 
@@ -75,9 +77,9 @@ int VERITY_read_sb(struct crypt_device *cd,
                return -EINVAL;
        }
 
-       devfd = open(device ,O_RDONLY | O_DIRECT);
+       devfd = device_open(device, O_RDONLY);
        if(devfd == -1) {
-               log_err(cd, _("Cannot open device %s.\n"), device);
+               log_err(cd, _("Cannot open device %s.\n"), device_path(device));
                return -EINVAL;
        }
 
@@ -89,7 +91,8 @@ int VERITY_read_sb(struct crypt_device *cd,
        close(devfd);
 
        if (memcmp(sb.signature, VERITY_SIGNATURE, sizeof(sb.signature))) {
-               log_err(cd, _("Device %s is not a valid VERITY device.\n"), device);
+               log_err(cd, _("Device %s is not a valid VERITY device.\n"),
+                       device_path(device));
                return -EINVAL;
        }
 
@@ -149,29 +152,31 @@ int VERITY_write_sb(struct crypt_device *cd,
                   const char *uuid_string,
                   struct crypt_params_verity *params)
 {
-       const char *device = device_path(crypt_metadata_device(cd));
-       int bsize = device_block_size(crypt_metadata_device(cd));
+       struct device *device = crypt_metadata_device(cd);
+       int bsize = device_block_size(device);
        struct verity_sb sb = {};
        ssize_t hdr_size = sizeof(struct verity_sb);
        uuid_t uuid;
        int r, devfd = 0;
 
        log_dbg("Updating VERITY header of size %u on device %s, offset %" PRIu64 ".",
-               sizeof(struct verity_sb), device, sb_offset);
+               sizeof(struct verity_sb), device_path(device), sb_offset);
 
        if (!uuid_string || uuid_parse(uuid_string, uuid) == -1) {
-               log_err(cd, _("Wrong VERITY UUID format provided.\n"), device);
+               log_err(cd, _("Wrong VERITY UUID format provided.\n"),
+                       device_path(device));
                return -EINVAL;
        }
 
        if (params->flags & CRYPT_VERITY_NO_HEADER) {
-               log_err(cd, _("Verity device doesn't use on-disk header.\n"), device);
+               log_err(cd, _("Verity device doesn't use on-disk header.\n"),
+                       device_path(device));
                return -EINVAL;
        }
 
-       devfd = open(device, O_RDWR | O_DIRECT);
+       devfd = device_open(device, O_RDWR);
        if(devfd == -1) {
-               log_err(cd, _("Cannot open device %s.\n"), device);
+               log_err(cd, _("Cannot open device %s.\n"), device_path(device));
                return -EINVAL;
        }
 
@@ -188,7 +193,8 @@ int VERITY_write_sb(struct crypt_device *cd,
 
        r = write_lseek_blockwise(devfd, bsize, (char*)&sb, hdr_size, sb_offset) < hdr_size ? -EIO : 0;
        if (r)
-               log_err(cd, _("Error during update of verity header on device %s.\n"), device);
+               log_err(cd, _("Error during update of verity header on device %s.\n"),
+                       device_path(device));
        close(devfd);
 
        return r;
@@ -265,15 +271,15 @@ int VERITY_activate(struct crypt_device *cd,
        if (r)
                return r;
 
-       r = dm_create_device(name, CRYPT_VERITY, &dmd, 0);
-       if (!r && !(dm_flags() & DM_VERITY_SUPPORTED)) {
+       r = dm_create_device(cd, name, CRYPT_VERITY, &dmd, 0);
+       if (r < 0 && !(dm_flags() & DM_VERITY_SUPPORTED)) {
                log_err(cd, _("Kernel doesn't support dm-verity mapping.\n"));
                return -ENOTSUP;
        }
        if (r < 0)
                return r;
 
-       r = dm_status_verity_ok(name);
+       r = dm_status_verity_ok(cd, name);
        if (r < 0)
                return r;