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tools/genext2fs: update to 1.5.0
Update to latest version. Remove patches: - 100-c99_scanf.patch - 200-autoconf.patch - 300-blocksize-creator.patch - 400-byteswap_fix.patch Signed-off-by: Nick Hainke <vincent@systemli.org>
This commit is contained in:
Nick Hainke
committed by
Hauke Mehrtens
Hauke Mehrtens
parent
f21394c4d1
commit
b6d29af947
@@ -8,11 +8,11 @@
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include $(TOPDIR)/rules.mk
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PKG_NAME:=genext2fs
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PKG_VERSION:=1.4.1
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PKG_VERSION:=1.5.0
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PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
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PKG_SOURCE_URL:=https://codeload.github.com/bestouff/$(PKG_NAME)/tar.gz/v$(PKG_VERSION)?
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PKG_HASH:=0d706f08b11051aae00fe67d88b7aac1fdd0d5d96163704508e21fb6460f899d
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PKG_HASH:=d3861e4fe89131bd21fbd25cf0b683b727b5c030c4c336fadcd738ada830aab0
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include $(INCLUDE_DIR)/host-build.mk
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@@ -33,6 +33,13 @@ HOST_CONFIGURE_ARGS = \
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--mandir=/usr/man \
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--infodir=/usr/info \
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define Host/Configure
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(cd $(HOST_BUILD_DIR); \
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./autogen.sh \
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);
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$(call Host/Configure/Default)
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endef
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define Host/Compile
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$(MAKE) -C $(HOST_BUILD_DIR) \
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CFLAGS="$(HOST_CFLAGS)" \
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@@ -1,21 +0,0 @@
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commit 3b8ca0ce9a0b58287a780747c90c449bdebfe464
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Author: Xavier Bestel <bestouff@users.sourceforge.net>
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Date: Mon Jan 14 08:52:44 2008 +0000
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removed use of %as is scanf (GNU conflicts with C99) by Giacomo Catenazzi <cate@debian.org>
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diff --git a/genext2fs.c b/genext2fs.c
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index 070b270..f0d797d 100644
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--- a/genext2fs.c
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+++ b/genext2fs.c
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@@ -286,7 +286,9 @@ typedef unsigned int uint32;
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// older solaris. Note that this is still not very portable, in that
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// the return value cannot be trusted.
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-#if SCANF_CAN_MALLOC
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+#if 0 // SCANF_CAN_MALLOC
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+// C99 define "a" for floating point, so you can have runtime surprise
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+// according the library versions
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# define SCANF_PREFIX "a"
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# define SCANF_STRING(s) (&s)
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#else
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@@ -1,13 +0,0 @@
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Index: genext2fs/m4/ac_func_scanf_can_malloc.m4
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===================================================================
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--- genext2fs.orig/m4/ac_func_scanf_can_malloc.m4 2011-09-03 21:28:49.000000000 +0200
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+++ genext2fs/m4/ac_func_scanf_can_malloc.m4 2011-09-03 21:29:41.000000000 +0200
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@@ -9,7 +9,7 @@
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# --------------------------------------
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AC_DEFUN([AC_FUNC_SCANF_CAN_MALLOC],
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[ AC_CHECK_HEADERS([stdlib.h])
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- AC_CACHE_CHECK([whether scanf can malloc], [ac_scanf_can_malloc],
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+ AC_CACHE_CHECK([whether scanf can malloc], [ac_cv_func_scanf_can_malloc],
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[ AC_RUN_IFELSE(
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[ AC_LANG_PROGRAM(
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[
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@@ -1,558 +0,0 @@
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Index: genext2fs/genext2fs.c
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===================================================================
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--- genext2fs.orig/genext2fs.c 2011-09-03 14:21:17.000000000 +0200
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+++ genext2fs/genext2fs.c 2011-09-03 14:21:17.000000000 +0200
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@@ -151,13 +151,24 @@
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// block size
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-#define BLOCKSIZE 1024
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+static int blocksize = 1024;
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+
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+#define BLOCKSIZE blocksize
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#define BLOCKS_PER_GROUP 8192
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#define INODES_PER_GROUP 8192
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/* Percentage of blocks that are reserved.*/
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#define RESERVED_BLOCKS 5/100
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#define MAX_RESERVED_BLOCKS 25/100
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+/* The default value for s_creator_os. */
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+#if defined(__GNU__)
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+# define CREATOR_OS 1 /* Hurd */
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+#elif defined(__FreeBSD__)
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+# define CREATOR_OS 3 /* FreeBSD */
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+#else
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+# define CREATOR_OS 0 /* Linux */
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+#endif
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+
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// inode block size (why is it != BLOCKSIZE ?!?)
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/* The field i_blocks in the ext2 inode stores the number of data blocks
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@@ -239,10 +250,10 @@
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(fs)->sb.s_blocks_per_group - 1) / (fs)->sb.s_blocks_per_group)
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// Get group block bitmap (bbm) given the group number
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-#define GRP_GET_GROUP_BBM(fs,grp) ( get_blk((fs),(fs)->gd[(grp)].bg_block_bitmap) )
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+#define GRP_GET_GROUP_BBM(fs,grp) ( get_blk((fs), get_gd((fs),(grp))->bg_block_bitmap) )
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// Get group inode bitmap (ibm) given the group number
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-#define GRP_GET_GROUP_IBM(fs,grp) ( get_blk((fs),(fs)->gd[(grp)].bg_inode_bitmap) )
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+#define GRP_GET_GROUP_IBM(fs,grp) ( get_blk((fs), get_gd((fs),(grp))->bg_inode_bitmap) )
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// Given an inode number find the group it belongs to
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#define GRP_GROUP_OF_INODE(fs,nod) ( ((nod)-1) / (fs)->sb.s_inodes_per_group)
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@@ -532,7 +543,7 @@
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char d_name[0];
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} directory;
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-typedef uint8 block[BLOCKSIZE];
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+typedef uint8 *block;
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/* blockwalker fields:
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The blockwalker is used to access all the blocks of a file (including
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@@ -571,16 +582,12 @@
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/* Filesystem structure that support groups */
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-#if BLOCKSIZE == 1024
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typedef struct
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{
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- block zero; // The famous block 0
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- superblock sb; // The superblock
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- groupdescriptor gd[0]; // The group descriptors
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+ uint8 zero[1024]; // Room for bootloader stuff
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+ superblock sb; // The superblock, always at 1024
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+ // group descriptors come next, see get_gd() below
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} filesystem;
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-#else
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-#error UNHANDLED BLOCKSIZE
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-#endif
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// now the endianness swap
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@@ -820,6 +827,14 @@
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return (uint8*)fs + blk*BLOCKSIZE;
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}
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+// the group descriptors are aligned on the block size
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+static inline groupdescriptor *
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+get_gd(filesystem *fs, int no)
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+{
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+ int gdblk = (sizeof (filesystem) + BLOCKSIZE - 1) / BLOCKSIZE;
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+ return ((groupdescriptor *) get_blk(fs, gdblk)) + no;
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+}
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+
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// return a given inode from a filesystem
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static inline inode *
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get_nod(filesystem *fs, uint32 nod)
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@@ -829,7 +844,7 @@
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offset = GRP_IBM_OFFSET(fs,nod);
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grp = GRP_GROUP_OF_INODE(fs,nod);
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- itab = (inode *)get_blk(fs, fs->gd[grp].bg_inode_table);
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+ itab = (inode *)get_blk(fs, get_gd(fs,grp)->bg_inode_table);
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return itab+offset-1;
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}
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@@ -875,18 +890,18 @@
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grp = GRP_GROUP_OF_INODE(fs,nod);
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nbgroups = GRP_NBGROUPS(fs);
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- if(!(bk = allocate(get_blk(fs,fs->gd[grp].bg_block_bitmap), 0))) {
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+ if(!(bk = allocate(GRP_GET_GROUP_BBM(fs, grp), 0))) {
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for(grp=0;grp<nbgroups && !bk;grp++)
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- bk=allocate(get_blk(fs,fs->gd[grp].bg_block_bitmap),0);
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+ bk = allocate(GRP_GET_GROUP_BBM(fs, grp), 0);
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grp--;
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}
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if (!bk)
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error_msg_and_die("couldn't allocate a block (no free space)");
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- if(!(fs->gd[grp].bg_free_blocks_count--))
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+ if(!(get_gd(fs, grp)->bg_free_blocks_count--))
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error_msg_and_die("group descr %d. free blocks count == 0 (corrupted fs?)",grp);
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if(!(fs->sb.s_free_blocks_count--))
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error_msg_and_die("superblock free blocks count == 0 (corrupted fs?)");
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- return fs->sb.s_blocks_per_group*grp + bk;
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+ return fs->sb.s_first_data_block + fs->sb.s_blocks_per_group*grp + (bk-1);
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}
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// free a block
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@@ -897,8 +912,8 @@
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grp = bk / fs->sb.s_blocks_per_group;
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bk %= fs->sb.s_blocks_per_group;
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- deallocate(get_blk(fs,fs->gd[grp].bg_block_bitmap), bk);
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- fs->gd[grp].bg_free_blocks_count++;
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+ deallocate(GRP_GET_GROUP_BBM(fs, grp), bk);
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+ get_gd(fs, grp)->bg_free_blocks_count++;
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fs->sb.s_free_blocks_count++;
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}
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@@ -918,16 +933,16 @@
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/* We do it for all inodes. */
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avefreei = fs->sb.s_free_inodes_count / nbgroups;
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for(grp=0; grp<nbgroups; grp++) {
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- if (fs->gd[grp].bg_free_inodes_count < avefreei ||
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- fs->gd[grp].bg_free_inodes_count == 0)
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+ if (get_gd(fs, grp)->bg_free_inodes_count < avefreei ||
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+ get_gd(fs, grp)->bg_free_inodes_count == 0)
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continue;
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if (!best_group ||
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- fs->gd[grp].bg_free_blocks_count > fs->gd[best_group].bg_free_blocks_count)
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+ get_gd(fs, grp)->bg_free_blocks_count > get_gd(fs, best_group)->bg_free_blocks_count)
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best_group = grp;
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}
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- if (!(nod = allocate(get_blk(fs,fs->gd[best_group].bg_inode_bitmap),0)))
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+ if (!(nod = allocate(GRP_GET_GROUP_IBM(fs, best_group), 0)))
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error_msg_and_die("couldn't allocate an inode (no free inode)");
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- if(!(fs->gd[best_group].bg_free_inodes_count--))
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+ if(!(get_gd(fs, best_group)->bg_free_inodes_count--))
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error_msg_and_die("group descr. free blocks count == 0 (corrupted fs?)");
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if(!(fs->sb.s_free_inodes_count--))
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error_msg_and_die("superblock free blocks count == 0 (corrupted fs?)");
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@@ -1390,7 +1405,7 @@
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case FM_IFDIR:
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add2dir(fs, nod, nod, ".");
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add2dir(fs, nod, parent_nod, "..");
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- fs->gd[GRP_GROUP_OF_INODE(fs,nod)].bg_used_dirs_count++;
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+ get_gd(fs, GRP_GROUP_OF_INODE(fs,nod))->bg_used_dirs_count++;
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break;
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}
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}
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@@ -1860,7 +1875,7 @@
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swap_nod(nod);
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}
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for(i=0;i<GRP_NBGROUPS(fs);i++)
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- swap_gd(&(fs->gd[i]));
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+ swap_gd(get_gd(fs, i));
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swap_sb(&fs->sb);
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}
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@@ -1870,7 +1885,7 @@
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uint32 i;
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swap_sb(&fs->sb);
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for(i=0;i<GRP_NBGROUPS(fs);i++)
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- swap_gd(&(fs->gd[i]));
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+ swap_gd(get_gd(fs, i));
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for(i = 1; i < fs->sb.s_inodes_count; i++)
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{
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inode *nod = get_nod(fs, i);
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@@ -1895,7 +1910,8 @@
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// initialize an empty filesystem
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static filesystem *
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-init_fs(int nbblocks, int nbinodes, int nbresrvd, int holes, uint32 fs_timestamp)
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+init_fs(int nbblocks, int nbinodes, int nbresrvd, int holes,
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+ uint32 fs_timestamp, uint32 creator_os)
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{
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uint32 i;
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filesystem *fs;
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@@ -1921,10 +1937,14 @@
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*/
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min_nbgroups = (nbinodes + INODES_PER_GROUP - 1) / INODES_PER_GROUP;
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+ /* On filesystems with 1k block size, the bootloader area uses a full
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+ * block. For 2048 and up, the superblock can be fitted into block 0.
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+ */
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+ first_block = (BLOCKSIZE == 1024);
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+
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/* nbblocks is the total number of blocks in the filesystem.
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* a block group can have no more than 8192 blocks.
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*/
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- first_block = (BLOCKSIZE == 1024);
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nbgroups = (nbblocks - first_block + BLOCKS_PER_GROUP - 1) / BLOCKS_PER_GROUP;
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if(nbgroups < min_nbgroups) nbgroups = min_nbgroups;
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nbblocks_per_group = rndup((nbblocks - first_block + nbgroups - 1)/nbgroups, 8);
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@@ -1936,10 +1956,10 @@
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gdsz = rndup(nbgroups*sizeof(groupdescriptor),BLOCKSIZE)/BLOCKSIZE;
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itblsz = nbinodes_per_group * sizeof(inode)/BLOCKSIZE;
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overhead_per_group = 3 /*sb,bbm,ibm*/ + gdsz + itblsz;
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- if((uint32)nbblocks - 1 < overhead_per_group * nbgroups)
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- error_msg_and_die("too much overhead, try fewer inodes or more blocks. Note: options have changed, see --help or the man page.");
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- free_blocks = nbblocks - overhead_per_group*nbgroups - 1 /*boot block*/;
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+ free_blocks = nbblocks - overhead_per_group*nbgroups - first_block;
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free_blocks_per_group = nbblocks_per_group - overhead_per_group;
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+ if(free_blocks < 0)
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+ error_msg_and_die("too much overhead, try fewer inodes or more blocks. Note: options have changed, see --help or the man page.");
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if(!(fs = (filesystem*)calloc(nbblocks, BLOCKSIZE)))
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error_msg_and_die("not enough memory for filesystem");
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@@ -1959,28 +1979,31 @@
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fs->sb.s_wtime = fs_timestamp;
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fs->sb.s_magic = EXT2_MAGIC_NUMBER;
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fs->sb.s_lastcheck = fs_timestamp;
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+ fs->sb.s_creator_os = creator_os;
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// set up groupdescriptors
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- for(i=0, bbmpos=gdsz+2, ibmpos=bbmpos+1, itblpos=ibmpos+1;
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+ for(i=0, bbmpos=first_block+1+gdsz, ibmpos=bbmpos+1, itblpos=ibmpos+1;
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i<nbgroups;
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i++, bbmpos+=nbblocks_per_group, ibmpos+=nbblocks_per_group, itblpos+=nbblocks_per_group)
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{
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+ groupdescriptor *gd = get_gd(fs, i);
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+
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if(free_blocks > free_blocks_per_group) {
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- fs->gd[i].bg_free_blocks_count = free_blocks_per_group;
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+ gd->bg_free_blocks_count = free_blocks_per_group;
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free_blocks -= free_blocks_per_group;
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} else {
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- fs->gd[i].bg_free_blocks_count = free_blocks;
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+ gd->bg_free_blocks_count = free_blocks;
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free_blocks = 0; // this is the last block group
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}
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if(i)
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- fs->gd[i].bg_free_inodes_count = nbinodes_per_group;
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+ gd->bg_free_inodes_count = nbinodes_per_group;
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else
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- fs->gd[i].bg_free_inodes_count = nbinodes_per_group -
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+ gd->bg_free_inodes_count = nbinodes_per_group -
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EXT2_FIRST_INO + 2;
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- fs->gd[i].bg_used_dirs_count = 0;
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- fs->gd[i].bg_block_bitmap = bbmpos;
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- fs->gd[i].bg_inode_bitmap = ibmpos;
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- fs->gd[i].bg_inode_table = itblpos;
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+ gd->bg_used_dirs_count = 0;
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+ gd->bg_block_bitmap = bbmpos;
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+ gd->bg_inode_bitmap = ibmpos;
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+ gd->bg_inode_table = itblpos;
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}
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/* Mark non-filesystem blocks and inodes as allocated */
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@@ -1988,9 +2011,9 @@
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for(i = 0; i<nbgroups;i++) {
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/* Block bitmap */
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- bbm = get_blk(fs,fs->gd[i].bg_block_bitmap);
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+ bbm = GRP_GET_GROUP_BBM(fs, i);
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//non-filesystem blocks
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- for(j = fs->gd[i].bg_free_blocks_count
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+ for(j = get_gd(fs, i)->bg_free_blocks_count
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+ overhead_per_group + 1; j <= BLOCKSIZE * 8; j++)
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allocate(bbm, j);
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//system blocks
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@@ -1998,7 +2021,7 @@
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allocate(bbm, j);
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/* Inode bitmap */
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- ibm = get_blk(fs,fs->gd[i].bg_inode_bitmap);
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+ ibm = GRP_GET_GROUP_IBM(fs, i);
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//non-filesystem inodes
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for(j = fs->sb.s_inodes_per_group+1; j <= BLOCKSIZE * 8; j++)
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allocate(ibm, j);
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@@ -2012,9 +2035,9 @@
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// make root inode and directory
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/* We have groups now. Add the root filesystem in group 0 */
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/* Also increment the directory count for group 0 */
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- fs->gd[0].bg_free_inodes_count--;
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- fs->gd[0].bg_used_dirs_count = 1;
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- itab0 = (inode *)get_blk(fs,fs->gd[0].bg_inode_table);
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+ get_gd(fs, 0)->bg_free_inodes_count--;
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+ get_gd(fs, 0)->bg_used_dirs_count = 1;
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+ itab0 = (inode *)get_blk(fs, get_gd(fs,0)->bg_inode_table);
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itab0[EXT2_ROOT_INO-1].i_mode = FM_IFDIR | FM_IRWXU | FM_IRGRP | FM_IROTH | FM_IXGRP | FM_IXOTH;
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itab0[EXT2_ROOT_INO-1].i_ctime = fs_timestamp;
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itab0[EXT2_ROOT_INO-1].i_mtime = fs_timestamp;
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@@ -2338,8 +2361,9 @@
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for (i = 0; i < GRP_NBGROUPS(fs); i++) {
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printf("Group No: %d\n", i+1);
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printf("block bitmap: block %d,inode bitmap: block %d, inode table: block %d\n",
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- fs->gd[i].bg_block_bitmap, fs->gd[i].bg_inode_bitmap,
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- fs->gd[i].bg_inode_table);
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+ get_gd(fs, i)->bg_block_bitmap,
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+ get_gd(fs, i)->bg_inode_bitmap,
|
||||
+ get_gd(fs, i)->bg_inode_table);
|
||||
printf("block bitmap allocation:\n");
|
||||
print_bm(GRP_GET_GROUP_BBM(fs, i),fs->sb.s_blocks_per_group);
|
||||
printf("inode bitmap allocation:\n");
|
||||
@@ -2421,10 +2445,12 @@
|
||||
" -x, --starting-image <image>\n"
|
||||
" -d, --root <directory>\n"
|
||||
" -D, --devtable <file>\n"
|
||||
+ " -B, --block-size <bytes>\n"
|
||||
" -b, --size-in-blocks <blocks>\n"
|
||||
" -i, --bytes-per-inode <bytes per inode>\n"
|
||||
" -N, --number-of-inodes <number of inodes>\n"
|
||||
" -m, --reserved-percentage <percentage of blocks to reserve>\n"
|
||||
+ " -o, --creator-os <os> 'linux', 'hurd', 'freebsd' or a numerical value.\n"
|
||||
" -g, --block-map <path> Generate a block map file for this path.\n"
|
||||
" -e, --fill-value <value> Fill unallocated blocks with value.\n"
|
||||
" -z, --allow-holes Allow files with holes.\n"
|
||||
@@ -2446,6 +2472,29 @@
|
||||
extern char* optarg;
|
||||
extern int optind, opterr, optopt;
|
||||
|
||||
+// parse the value for -o <os>
|
||||
+int
|
||||
+lookup_creator_os(const char *name)
|
||||
+{
|
||||
+ static const char *const creators[] =
|
||||
+ {"linux", "hurd", "2", "freebsd", NULL};
|
||||
+ char *endptr;
|
||||
+ int i;
|
||||
+
|
||||
+ // numerical value ?
|
||||
+ i = strtol(name, &endptr, 0);
|
||||
+ if(name[0] && *endptr == '\0')
|
||||
+ return i;
|
||||
+
|
||||
+ // symbolic name ?
|
||||
+ for(i=0; creators[i]; i++)
|
||||
+ if(strcasecmp(creators[i], name) == 0)
|
||||
+ return i;
|
||||
+
|
||||
+ // whatever ?
|
||||
+ return -1;
|
||||
+}
|
||||
+
|
||||
int
|
||||
main(int argc, char **argv)
|
||||
{
|
||||
@@ -2455,6 +2504,7 @@
|
||||
float bytes_per_inode = -1;
|
||||
float reserved_frac = -1;
|
||||
int fs_timestamp = -1;
|
||||
+ int creator_os = CREATOR_OS;
|
||||
char * fsout = "-";
|
||||
char * fsin = 0;
|
||||
char * dopt[MAX_DOPT];
|
||||
@@ -2478,10 +2528,12 @@
|
||||
{ "starting-image", required_argument, NULL, 'x' },
|
||||
{ "root", required_argument, NULL, 'd' },
|
||||
{ "devtable", required_argument, NULL, 'D' },
|
||||
+ { "block-size", required_argument, NULL, 'B' },
|
||||
{ "size-in-blocks", required_argument, NULL, 'b' },
|
||||
{ "bytes-per-inode", required_argument, NULL, 'i' },
|
||||
{ "number-of-inodes", required_argument, NULL, 'N' },
|
||||
{ "reserved-percentage", required_argument, NULL, 'm' },
|
||||
+ { "creator-os", required_argument, NULL, 'o' },
|
||||
{ "block-map", required_argument, NULL, 'g' },
|
||||
{ "fill-value", required_argument, NULL, 'e' },
|
||||
{ "allow-holes", no_argument, NULL, 'z' },
|
||||
@@ -2497,11 +2549,11 @@
|
||||
|
||||
app_name = argv[0];
|
||||
|
||||
- while((c = getopt_long(argc, argv, "x:d:D:b:i:N:m:g:e:zfqUPhVv", longopts, NULL)) != EOF) {
|
||||
+ while((c = getopt_long(argc, argv, "x:d:D:B:b:i:N:m:o:g:e:zfqUPhVv", longopts, NULL)) != EOF) {
|
||||
#else
|
||||
app_name = argv[0];
|
||||
|
||||
- while((c = getopt(argc, argv, "x:d:D:b:i:N:m:g:e:zfqUPhVv")) != EOF) {
|
||||
+ while((c = getopt(argc, argv, "x:d:D:B:b:i:N:m:o:g:e:zfqUPhVv")) != EOF) {
|
||||
#endif /* HAVE_GETOPT_LONG */
|
||||
switch(c)
|
||||
{
|
||||
@@ -2512,6 +2564,9 @@
|
||||
case 'D':
|
||||
dopt[didx++] = optarg;
|
||||
break;
|
||||
+ case 'B':
|
||||
+ blocksize = SI_atof(optarg);
|
||||
+ break;
|
||||
case 'b':
|
||||
nbblocks = SI_atof(optarg);
|
||||
break;
|
||||
@@ -2524,6 +2579,9 @@
|
||||
case 'm':
|
||||
reserved_frac = SI_atof(optarg) / 100;
|
||||
break;
|
||||
+ case 'o':
|
||||
+ creator_os = lookup_creator_os(optarg);
|
||||
+ break;
|
||||
case 'g':
|
||||
gopt[gidx++] = optarg;
|
||||
break;
|
||||
@@ -2567,6 +2625,11 @@
|
||||
error_msg_and_die("Not enough arguments. Try --help or else see the man page.");
|
||||
fsout = argv[optind];
|
||||
|
||||
+ if(blocksize != 1024 && blocksize != 2048 && blocksize != 4096)
|
||||
+ error_msg_and_die("Valid block sizes: 1024, 2048 or 4096.");
|
||||
+ if(creator_os < 0)
|
||||
+ error_msg_and_die("Creator OS unknown.");
|
||||
+
|
||||
hdlinks.hdl = (struct hdlink_s *)malloc(hdlink_cnt * sizeof(struct hdlink_s));
|
||||
if (!hdlinks.hdl)
|
||||
error_msg_and_die("Not enough memory");
|
||||
@@ -2611,7 +2674,8 @@
|
||||
}
|
||||
if(fs_timestamp == -1)
|
||||
fs_timestamp = time(NULL);
|
||||
- fs = init_fs(nbblocks, nbinodes, nbresrvd, holes, fs_timestamp);
|
||||
+ fs = init_fs(nbblocks, nbinodes, nbresrvd, holes,
|
||||
+ fs_timestamp, creator_os);
|
||||
}
|
||||
|
||||
populate_fs(fs, dopt, didx, squash_uids, squash_perms, fs_timestamp, NULL);
|
||||
Index: genext2fs/test-gen.lib
|
||||
===================================================================
|
||||
--- genext2fs.orig/test-gen.lib 2011-09-03 13:40:35.000000000 +0200
|
||||
+++ genext2fs/test-gen.lib 2011-09-03 14:21:17.000000000 +0200
|
||||
@@ -8,7 +8,7 @@
|
||||
# Creates an image with a file of given size
|
||||
# Usage: dgen file-size number-of-blocks
|
||||
dgen () {
|
||||
- size=$1; blocks=$2
|
||||
+ size=$1; blocks=$2; blocksz=$3;
|
||||
rm -rf test
|
||||
mkdir -p test
|
||||
cd test
|
||||
@@ -20,7 +20,7 @@
|
||||
chmod 777 file.$1
|
||||
TZ=UTC-11 touch -t 200502070321.43 file.$1 .
|
||||
cd ..
|
||||
- ./genext2fs -N 17 -b $blocks -d test -f -q ext2.img
|
||||
+ ./genext2fs -B $blocksz -N 17 -b $blocks -d test -f -o Linux -q ext2.img
|
||||
}
|
||||
|
||||
# fgen - Exercises the -f spec-file option of genext2fs
|
||||
@@ -31,7 +31,7 @@
|
||||
mkdir -p test
|
||||
cp $fname test
|
||||
TZ=UTC-11 touch -t 200502070321.43 test/$fname
|
||||
- ./genext2fs -N 92 -b $blocks -D test/$fname -f ext2.img
|
||||
+ ./genext2fs -N 92 -b $blocks -D test/$fname -f -o Linux ext2.img
|
||||
}
|
||||
|
||||
# gen_cleanup - Remove the files generated by the above functions
|
||||
Index: genext2fs/test-mount.sh
|
||||
===================================================================
|
||||
--- genext2fs.orig/test-mount.sh 2011-09-03 13:40:35.000000000 +0200
|
||||
+++ genext2fs/test-mount.sh 2011-09-03 14:21:17.000000000 +0200
|
||||
@@ -33,9 +33,9 @@
|
||||
# and returns the command line with which to invoke dtest()
|
||||
# Usage: dtest-mount file-size number-of-blocks
|
||||
dtest_mount () {
|
||||
- size=$1; blocks=$2
|
||||
- echo Testing with file of size $size
|
||||
- dgen $size $blocks
|
||||
+ size=$1; blocks=$2; blocksz=$3;
|
||||
+ echo Testing $blocks blocks of $blocksz bytes with file of size $size
|
||||
+ dgen $size $blocks $blocksz
|
||||
/sbin/e2fsck -fn ext2.img || fail
|
||||
mkdir -p mnt
|
||||
mount -t ext2 -o ro,loop ext2.img mnt || fail
|
||||
@@ -44,7 +44,7 @@
|
||||
awk '{print $5}'`" ] ; then
|
||||
fail
|
||||
fi
|
||||
- pass dtest $size $blocks
|
||||
+ pass dtest $size $blocks $blocksz
|
||||
}
|
||||
|
||||
# ftest-mount - Exercise the -f spec-file option of genext2fs
|
||||
@@ -75,13 +75,21 @@
|
||||
pass ftest $fname $blocks
|
||||
}
|
||||
|
||||
-dtest_mount 0 4096
|
||||
-dtest_mount 0 8193
|
||||
-dtest_mount 0 8194
|
||||
-dtest_mount 1 4096
|
||||
-dtest_mount 12288 4096
|
||||
-dtest_mount 274432 4096
|
||||
-dtest_mount 8388608 9000
|
||||
-dtest_mount 16777216 20000
|
||||
+dtest_mount 0 4096 1024
|
||||
+dtest_mount 0 2048 2048
|
||||
+dtest_mount 0 1024 4096
|
||||
+dtest_mount 0 8193 1024
|
||||
+dtest_mount 0 8194 1024
|
||||
+dtest_mount 0 8193 4096
|
||||
+dtest_mount 0 8194 2048
|
||||
+dtest_mount 1 4096 1024
|
||||
+dtest_mount 1 1024 4096
|
||||
+dtest_mount 12288 4096 1024
|
||||
+dtest_mount 274432 4096 1024
|
||||
+dtest_mount 8388608 9000 1024
|
||||
+dtest_mount 8388608 4500 2048
|
||||
+dtest_mount 8388608 2250 4096
|
||||
+dtest_mount 16777216 20000 1024
|
||||
+dtest_mount 16777216 10000 2048
|
||||
|
||||
ftest_mount device_table.txt 4096
|
||||
Index: genext2fs/test.sh
|
||||
===================================================================
|
||||
--- genext2fs.orig/test.sh 2011-09-03 13:40:35.000000000 +0200
|
||||
+++ genext2fs/test.sh 2011-09-03 14:21:17.000000000 +0200
|
||||
@@ -30,9 +30,9 @@
|
||||
# Creates an image with a file of given size and verifies it
|
||||
# Usage: dtest file-size number-of-blocks correct-checksum
|
||||
dtest () {
|
||||
- size=$1; blocks=$2; checksum=$3
|
||||
+ size=$1; blocks=$2; blocksz=$3; checksum=$4
|
||||
echo Testing with file of size $size
|
||||
- dgen $size $blocks
|
||||
+ dgen $size $blocks $blocksz
|
||||
md5cmp $checksum
|
||||
gen_cleanup
|
||||
}
|
||||
@@ -53,12 +53,20 @@
|
||||
# replace the following lines with the output of
|
||||
# sudo sh test-mount.sh|grep test
|
||||
|
||||
-dtest 0 4096 3bc6424b8fcd51a0de34ee59d91d5f16
|
||||
-dtest 0 8193 f174804f6b433b552706cbbfc60c416d
|
||||
-dtest 0 8194 4855a55d0cbdc44584634df49ebd5711
|
||||
-dtest 1 4096 09c569b6bfb45222c729c42d04d5451f
|
||||
-dtest 12288 4096 61febcbfbf32024ef99103fcdc282c39
|
||||
-dtest 274432 4096 0c517803552c55c1806e4220b0a0164f
|
||||
-dtest 8388608 9000 e0e5ea15bced10ab486d8135584b5d8e
|
||||
-dtest 16777216 20000 fdf636eb905ab4dc1bf76dce5ac5d209
|
||||
+dtest 0 4096 1024 3bc6424b8fcd51a0de34ee59d91d5f16
|
||||
+dtest 0 2048 2048 230afa16496df019878cc2370c661cdc
|
||||
+dtest 0 1024 4096 ebff5eeb38b70f3f1cd081e60eb44561
|
||||
+dtest 0 8193 1024 f174804f6b433b552706cbbfc60c416d
|
||||
+dtest 0 8194 1024 4855a55d0cbdc44584634df49ebd5711
|
||||
+dtest 0 8193 4096 c493679698418ec7e6552005e2d2a6d8
|
||||
+dtest 0 8194 2048 ec13f328fa7543563f35f494bddc059c
|
||||
+dtest 1 4096 1024 09c569b6bfb45222c729c42d04d5451f
|
||||
+dtest 1 1024 4096 d318a326fdc907810ae9e6b0a20e9b06
|
||||
+dtest 12288 4096 1024 61febcbfbf32024ef99103fcdc282c39
|
||||
+dtest 274432 4096 1024 0c517803552c55c1806e4220b0a0164f
|
||||
+dtest 8388608 9000 1024 e0e5ea15bced10ab486d8135584b5d8e
|
||||
+dtest 8388608 4500 2048 39f4d537a72f5053fd6891721c59680d
|
||||
+dtest 8388608 2250 4096 1d697fa4bc2cfffe02ac91edfadc40bf
|
||||
+dtest 16777216 20000 1024 fdf636eb905ab4dc1bf76dce5ac5d209
|
||||
+dtest 16777216 10000 2048 f9824a81ea5e74fdf469c097927c292b
|
||||
ftest device_table.txt 4096 a0af06d944b11d2902dfd705484c64cc
|
||||
@@ -1,44 +0,0 @@
|
||||
Index: genext2fs/genext2fs.c
|
||||
===================================================================
|
||||
--- genext2fs.orig/genext2fs.c 2011-11-29 17:36:06.000000000 +0100
|
||||
+++ genext2fs/genext2fs.c 2011-11-29 17:37:37.000000000 +0100
|
||||
@@ -1779,7 +1779,8 @@
|
||||
assert(nod->i_block[EXT2_DIND_BLOCK] != 0);
|
||||
for(i = 0; i < BLOCKSIZE/4; i++)
|
||||
if(nblk > EXT2_IND_BLOCK + BLOCKSIZE/4 + (BLOCKSIZE/4)*i )
|
||||
- swap_block(get_blk(fs, ((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i]));
|
||||
+ if (((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i])
|
||||
+ swap_block(get_blk(fs, ((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i]));
|
||||
swap_block(get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]));
|
||||
if(nblk <= EXT2_IND_BLOCK + BLOCKSIZE/4 + BLOCKSIZE/4 * BLOCKSIZE/4)
|
||||
return;
|
||||
@@ -1792,7 +1793,8 @@
|
||||
(BLOCKSIZE/4)*(BLOCKSIZE/4) +
|
||||
i*(BLOCKSIZE/4)*(BLOCKSIZE/4) +
|
||||
j*(BLOCKSIZE/4)) )
|
||||
- swap_block(get_blk(fs,b2[j]));
|
||||
+ if (b2[j])
|
||||
+ swap_block(get_blk(fs,b2[j]));
|
||||
else {
|
||||
done = 1;
|
||||
break;
|
||||
@@ -1825,7 +1827,8 @@
|
||||
swap_block(get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]));
|
||||
for(i = 0; i < BLOCKSIZE/4; i++)
|
||||
if(nblk > EXT2_IND_BLOCK + BLOCKSIZE/4 + (BLOCKSIZE/4)*i )
|
||||
- swap_block(get_blk(fs, ((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i]));
|
||||
+ if (((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i])
|
||||
+ swap_block(get_blk(fs, ((uint32*)get_blk(fs, nod->i_block[EXT2_DIND_BLOCK]))[i]));
|
||||
if(nblk <= EXT2_IND_BLOCK + BLOCKSIZE/4 + BLOCKSIZE/4 * BLOCKSIZE/4)
|
||||
return;
|
||||
/* Adding support for triple indirection */
|
||||
@@ -1839,7 +1842,8 @@
|
||||
(BLOCKSIZE/4)*(BLOCKSIZE/4) +
|
||||
i*(BLOCKSIZE/4)*(BLOCKSIZE/4) +
|
||||
j*(BLOCKSIZE/4)) )
|
||||
- swap_block(get_blk(fs,b2[j]));
|
||||
+ if (b2[j])
|
||||
+ swap_block(get_blk(fs,b2[j]));
|
||||
else {
|
||||
done = 1;
|
||||
break;
|
||||
Reference in New Issue
Block a user