Changeset 2b5d966 in mainline for uspace/lib/ext4/libext4_filesystem.c

Timestamp:

2015-04-30T21:44:54Z (10 years ago)

Author:

Maurizio Lombardi <m.lombardi85@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

df2bce3

Parents:

bf1733d3

Message:

libext4, crypto: add the CRC16-IBM implementation to the crypto library.

File:

• uspace/lib/ext4/libext4_filesystem.c (modified) (7 diffs)

uspace/lib/ext4/libext4_filesystem.c

@@ -41 +41 @@
 #include <ipc/vfs.h>
 #include <align.h>
+#include <crypto.h>
 #include "libext4.h"
 
@@ -54 +55 @@
     enum cache_mode cmode)
 {
+        int rc;
         ext4_superblock_t *temp_superblock = NULL;
 
@@ -59 +61 @@
 
         /* Initialize block library (4096 is size of communication channel) */
-        int rc = block_init(EXCHANGE_SERIALIZE, fs->device, 4096);
+        rc = block_init(EXCHANGE_SERIALIZE, fs->device, 4096);
         if (rc != EOK)
                 goto err;
@@ -140 +142 @@
         /* Release memory space for superblock */
         free(fs->superblock);
-        
+
         /* Finish work with block library */
         block_cache_fini(fs->device);
@@ -532 +534 @@
         /* If checksum not supported, 0 will be returned */
         uint16_t crc = 0;
-        
+
         /* Compute the checksum only if the filesystem supports it */
         if (ext4_superblock_has_feature_read_only(sb,
@@ -545 +547 @@
                 
                 /* Initialization */
-                crc = crc16(~0, sb->uuid, sizeof(sb->uuid));
+                crc = crc16_ibm(~0, sb->uuid, sizeof(sb->uuid));
                 
                 /* Include index of block group */
-                crc = crc16(crc, (uint8_t *) &le_group, sizeof(le_group));
+                crc = crc16_ibm(crc, (uint8_t *) &le_group, sizeof(le_group));
                 
                 /* Compute crc from the first part (stop before checksum field) */
-                crc = crc16(crc, (uint8_t *) bg, offset);
+                crc = crc16_ibm(crc, (uint8_t *) bg, offset);
                 
                 /* Skip checksum */
@@ -560 +562 @@
                     EXT4_FEATURE_INCOMPAT_64BIT)) &&
                     (offset < ext4_superblock_get_desc_size(sb)))
-                        crc = crc16(crc, ((uint8_t *) bg) + offset,
+                        crc = crc16_ibm(crc, ((uint8_t *) bg) + offset,
                             ext4_superblock_get_desc_size(sb) - offset);
         }