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Member "dosfstools-4.2/src/device_info.h" (31 Jan 2021, 1274 Bytes) of package /linux/misc/dosfstools-4.2.tar.gz:

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    1 #ifndef DEVICE_INFO_H
    2 #define DEVICE_INFO_H
    3 
    4 enum device_type {
    5     TYPE_UNKNOWN,   /* type could not be determined */
    6     TYPE_BAD,       /* neither file nor block device */
    7     TYPE_FILE,      /* image file rather than device */
    8     TYPE_VIRTUAL,   /* block devices like LVM or RAID volumes */
    9     TYPE_REMOVABLE, /* removable disk device */
   10     TYPE_FIXED      /* fixed disk device */
   11 };
   12 
   13 struct device_info {
   14     enum device_type type;
   15 
   16     /*
   17      * partition number if detected
   18      * 0  = whole disk device (including unpartitioned image file)
   19      * -1 = could not be determined
   20      */
   21     int partition;
   22 
   23     /*
   24      * whether partitions or device mapper devices or any other kind of
   25      * children use this device
   26      *  1 = yes
   27      *  0 = no
   28      * -1 = could not be determined
   29      */
   30     int has_children;
   31 
   32     /*
   33      * detected geometry, or -1 if unknown
   34      */
   35     int geom_heads;
   36     int geom_sectors;
   37     long long geom_start;
   38     long long geom_size;
   39 
   40     /*
   41      * detected sector size or -1 if unknown
   42      */
   43     int sector_size;
   44 
   45     /*
   46      * size in bytes, or -1 if unknown
   47      */
   48     long long size;
   49 };
   50 
   51 
   52 extern int device_info_verbose;
   53 
   54 int get_device_info(int fd, struct device_info *info);
   55 int is_device_mounted(const char *path);
   56 
   57 #endif