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author | sr | 2013-07-11 19:43:24 +0200 |
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committer | sr | 2013-07-11 19:43:24 +0200 |
commit | f10e60d3c16252cd448cc394ee2eb324e8a45572 (patch) | |
tree | 2d5ba7fcd0b38daf4cbd31251ee94b76d4430414 /src/server/image.h | |
parent | Rewrite in progres.... (diff) | |
download | dnbd3-f10e60d3c16252cd448cc394ee2eb324e8a45572.tar.gz dnbd3-f10e60d3c16252cd448cc394ee2eb324e8a45572.tar.xz dnbd3-f10e60d3c16252cd448cc394ee2eb324e8a45572.zip |
Rewrite still in progres....
Diffstat (limited to 'src/server/image.h')
-rw-r--r-- | src/server/image.h | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/server/image.h b/src/server/image.h index 6eb2b15..a27125b 100644 --- a/src/server/image.h +++ b/src/server/image.h @@ -1,7 +1,32 @@ #ifndef _IMAGE_H_ #define _IMAGE_H_ -#include "server.h" + +typedef struct +{ + int fd; +} dnbd3_connection_t; + +/** + * Image struct. An image path could be something like + * /mnt/images/rz/zfs/Windows7 ZfS.vmdk.1 + * and the lower_name would then be + * rz/zfs/windows7 zfs.vmdk + */ +typedef struct +{ + char *path; // absolute path of the image + char *lower_name; // relative path, all lowercase, minus revision ID + uint8_t *cache_map; // cache map telling which parts are locally cached, NULL if complete + uint32_t *crc32; // list of crc32 checksums for each 16MiB block in image + dnbd3_connection_t *uplink; // pointer to a server connection + uint64_t filesize; // size of image + int rid; // revision of image + int users; // clients currently using this image + time_t atime; // last access time + char working; // TRUE if image exists and completeness is == 100% or a working upstream proxy is connected + pthread_spinlock_t lock; +} dnbd3_image_t; int image_is_complete(dnbd3_image_t *image); |