Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / openbios / fs / ext2 / ext2_utils.h

diff --git a/qemu/roms/openbios/fs/ext2/ext2_utils.h b/qemu/roms/openbios/fs/ext2/ext2_utils.h
new file mode 100644 (file)
index 0000000..43544d8
--- /dev/null
+++ b/qemu/roms/openbios/fs/ext2/ext2_utils.h
@@ -0,0 +1,54 @@
+/*
+ *
+ * (c) 2008-2009 Laurent Vivier <Laurent@lvivier.info>
+ *
+ * This file has been copied from EMILE, http://emile.sf.net
+ *
+ */
+
+#ifndef __EXT2_UTILS_H__
+#define __EXT2_UTILS_H__
+
+#include "ext2_fs.h"
+#include "ext2.h"
+
+/* from linux/stat.h */
+
+#define S_IFMT  00170000
+#define S_IFSOCK 0140000
+#define S_IFLNK         0120000
+#define S_IFREG  0100000
+#define S_IFBLK  0060000
+#define S_IFDIR  0040000
+#define S_IFCHR  0020000
+#define S_IFIFO  0010000
+#define S_ISUID  0004000
+#define S_ISGID  0002000
+#define S_ISVTX  0001000
+
+#define S_ISLNK(m)     (((m) & S_IFMT) == S_IFLNK)
+#define S_ISREG(m)     (((m) & S_IFMT) == S_IFREG)
+#define S_ISDIR(m)     (((m) & S_IFMT) == S_IFDIR)
+#define S_ISCHR(m)     (((m) & S_IFMT) == S_IFCHR)
+#define S_ISBLK(m)     (((m) & S_IFMT) == S_IFBLK)
+#define S_ISFIFO(m)    (((m) & S_IFMT) == S_IFIFO)
+#define S_ISSOCK(m)    (((m) & S_IFMT) == S_IFSOCK)
+
+/* utilities */
+
+extern int ext2_probe(int fd, long long offset);
+extern void ext2_get_super(int fd, struct ext2_super_block *super);
+extern void ext2_read_block(ext2_VOLUME* volume, unsigned int fsblock);
+extern void ext2_get_group_desc(ext2_VOLUME* volume,
+                               int group_id, struct ext2_group_desc *gdp);
+extern int ext2_get_inode(ext2_VOLUME* volume,
+                         unsigned int ino, struct ext2_inode *inode);
+extern unsigned int ext2_get_block_addr(ext2_VOLUME* volume,
+                                       struct ext2_inode *inode,
+                                       unsigned int logical);
+extern int ext2_read_data(ext2_VOLUME* volume, struct ext2_inode *inode,
+                         off_t offset, char *buffer, size_t length);
+extern off_t ext2_dir_entry(ext2_VOLUME *volume, struct ext2_inode *inode,
+                           off_t offset, struct ext2_dir_entry_2 *entry);
+extern unsigned int ext2_seek_name(ext2_VOLUME *volume, const char *name);
+#endif /* __EXT2_UTILS_H__ */