Changeset d5e2763 in mainline

Timestamp:

2011-02-12T16:17:00Z (13 years ago)

Author:

Martin Sucha <sucha14@…>

Branches:

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

Children:

36bca8eb

Parents:

d3842e0

Message:

Add very basic program to show ext2 information (only superblock magic currently)

Files:

• .bzrignore (modified) (2 diffs)
• boot/Makefile.common (modified) (1 diff)
• uspace/Makefile (modified) (1 diff)
• uspace/app/ext2info/Makefile (added)
• uspace/app/ext2info/ext2info.c (added)
• uspace/lib/ext2/libext2.c (modified) (1 diff)
• uspace/lib/ext2/libext2.h (modified) (1 diff)

.bzrignore

@@ -27 +27 @@
 uspace/app/blkdump/blkdump
 uspace/app/edit/edit
+uspace/app/ext2info/ext2info
 uspace/app/getterm/getterm
 uspace/app/init/init
@@ -52 +53 @@
 uspace/dist/app/blkdump
 uspace/dist/app/edit
+uspace/dist/app/ext2info
 uspace/dist/app/getterm
 uspace/dist/app/kill

boot/Makefile.common

@@ -128 +128 @@
         $(USPACE_PATH)/app/blkdump/blkdump \
         $(USPACE_PATH)/app/edit/edit \
+        $(USPACE_PATH)/app/ext2info/ext2info \
         $(USPACE_PATH)/app/kill/kill \
         $(USPACE_PATH)/app/killall/killall \

uspace/Makefile

@@ -37 +37 @@
         app/blkdump \
         app/edit \
+        app/ext2info \
         app/getterm \
         app/init \

uspace/lib/ext2/libext2.c

@@ -38 +38 @@
 #include <errno.h>
 
+inline uint16_t ext2_superblock_get_magic(ext2_superblock_t *superblock) {
+        return uint16_t_le2host(superblock->magic);
+}
+
 /** @}
  */

uspace/lib/ext2/libext2.h

@@ -37 +37 @@
 #define LIBEXT2_LIBEXT2_H_
 
+#include <byteorder.h>
 
+typedef struct ext2_superblock {
+        uint8_t unused[56];
+        uint16_t magic;
+} ext2_superblock_t;
+
+#define EXT2_SUPERBLOCK_MAGIC 0xEF53
+
+inline uint16_t ext2_superblock_get_magic(ext2_superblock_t *superblock);
 
 #endif