Imported reiserfsprogs-3.6.20

2012-10-11 11:32:09 -04:00
1 parent 0ed773997f
commit dac518d099
@@ -0,0 +1,72 @@
+/*
+ * Copyright 1996-2004 by Hans Reiser, licensing governed by 
+ * reiserfsprogs/README
+ */
+
+#ifndef UTIL_DEVICE_H
+#define UTIL_DEVICE_H
+
+#include "misc/types.h"
+#include <linux/major.h>
+#include <sys/types.h>
+#include <stdio.h>
+
+#ifndef major
+#define major(rdev)      ((rdev)>>8)
+#define minor(rdev)      ((rdev) & 0xff)
+#endif /* major */
+
+#ifndef SCSI_DISK_MAJOR
+#define SCSI_DISK_MAJOR(maj) ((maj) == SCSI_DISK0_MAJOR || \
+			     ((maj) >= SCSI_DISK1_MAJOR && (maj) <= SCSI_DISK7_MAJOR))
+#endif /* SCSI_DISK_MAJOR */
+    
+#ifndef SCSI_BLK_MAJOR
+#define SCSI_BLK_MAJOR(maj)  (SCSI_DISK_MAJOR(maj) || (maj) == SCSI_CDROM_MAJOR)
+#endif /* SCSI_BLK_MAJOR */
+
+#ifndef IDE_DISK_MAJOR
+#ifdef IDE9_MAJOR
+#define IDE_DISK_MAJOR(maj) ((maj) == IDE0_MAJOR || (maj) == IDE1_MAJOR || \
+			     (maj) == IDE2_MAJOR || (maj) == IDE3_MAJOR || \
+			     (maj) == IDE4_MAJOR || (maj) == IDE5_MAJOR || \
+			     (maj) == IDE6_MAJOR || (maj) == IDE7_MAJOR || \
+			     (maj) == IDE8_MAJOR || (maj) == IDE9_MAJOR)
+#else
+#define IDE_DISK_MAJOR(maj) ((maj) == IDE0_MAJOR || (maj) == IDE1_MAJOR || \
+			     (maj) == IDE2_MAJOR || (maj) == IDE3_MAJOR || \
+			     (maj) == IDE4_MAJOR || (maj) == IDE5_MAJOR)
+#endif /* IDE9_MAJOR */
+#endif /* IDE_DISK_MAJOR */
+
+typedef enum mount_flags {
+	MF_NOT_MOUNTED  = 0x0,
+	MF_RO		= 0x1,
+	MF_RW		= 0x2
+} mount_flags_t;
+
+extern FILE * util_file_open (char * filename, char * option);
+
+typedef struct util_device_dma {
+    int fd;
+    int support_type;
+    int dma;
+    __u64 speed;
+    dev_t st_rdev;
+} util_device_dma_t;
+
+extern int util_device_dma_prep(util_device_dma_t *dma_info);
+
+extern int util_device_get_dma(util_device_dma_t *dma_info);
+
+extern void util_device_dma_fini(int fd, util_device_dma_t *dma_info);
+
+extern int util_device_formatable (char * device_name, int force);
+
+extern int util_root_mounted(char *device);
+
+extern int util_device_mounted(char *device);
+
+extern int util_file_ro(char *file);
+
+#endif