backends/block_file.h

   1 #ifndef BLOCK_FILE_H
   2 #define BLOCK_FILE_H
   3
   4 #include "block_dev.h"
   5
   6 typedef struct BlockFile {
   7     BlockDev parent;
   8
   9     char *filename;
  10     int fd;
  11
  12     int open_flags;
  13
  14 #ifdef CONFIG_LINUX_AIO
  15     int use_aio;
  16     void *aio_ctx;
  17 #endif
  18     uint8_t *aligned_buf;
  19     unsigned aligned_buf_size;
  20 #ifdef CONFIG_XFS
  21     bool is_xfs : 1;
  22 #endif
  23 } BlockFile;
  24
  25 #define TYPE_BLOCK_FILE "block-file"
  26 #define BLOCK_FILE(obj) TYPE_CHECK(BlockFile, obj, TYPE_BLOCK_FILE)
  27
  28 void block_file_initialize(BlockFile *obj, const char *id);
  29
  30 void block_file_finalize(BlockFile *obj);
  31
  32 const char *block_file_get_filename(BlockFile *obj);
  33 void block_file_set_filename(BlockFile *obj, const char *value);
  34
  35 #endif