diff options
Diffstat (limited to 'hw/virtio-9p.h')
| -rw-r--r-- | hw/virtio-9p.h | 196 |
1 files changed, 192 insertions, 4 deletions
diff --git a/hw/virtio-9p.h b/hw/virtio-9p.h index 67f808761f..0816ad66ec 100644 --- a/hw/virtio-9p.h +++ b/hw/virtio-9p.h @@ -13,6 +13,34 @@ #define VIRTIO_9P_MOUNT_TAG 0 enum { + P9_TLERROR = 6, + P9_RLERROR, + P9_TSTATFS = 8, + P9_RSTATFS, + P9_TLOPEN = 12, + P9_RLOPEN, + P9_TLCREATE = 14, + P9_RLCREATE, + P9_TSYMLINK = 16, + P9_RSYMLINK, + P9_TMKNOD = 18, + P9_RMKNOD, + P9_TRENAME = 20, + P9_RRENAME, + P9_TGETATTR = 24, + P9_RGETATTR, + P9_TSETATTR = 26, + P9_RSETATTR, + P9_TXATTRWALK = 30, + P9_RXATTRWALK, + P9_TXATTRCREATE = 32, + P9_RXATTRCREATE, + P9_TREADDIR = 40, + P9_RREADDIR, + P9_TLINK = 70, + P9_RLINK, + P9_TMKDIR = 72, + P9_RMKDIR, P9_TVERSION = 100, P9_RVERSION, P9_TAUTH = 102, @@ -57,10 +85,21 @@ enum { P9_QTFILE = 0x00, }; +enum p9_proto_version { + V9FS_PROTO_2000U = 0x01, + V9FS_PROTO_2000L = 0x02, +}; + #define P9_NOTAG (u16)(~0) #define P9_NOFID (u32)(~0) #define P9_MAXWELEM 16 +/* + * ample room for Twrite/Rread header + * size[4] Tread/Twrite tag[2] fid[4] offset[8] count[4] + */ +#define P9_IOHDRSZ 24 + typedef struct V9fsPDU V9fsPDU; struct V9fsPDU @@ -122,12 +161,32 @@ typedef struct V9fsStat int32_t n_muid; } V9fsStat; +enum { + P9_FID_NONE = 0, + P9_FID_FILE, + P9_FID_DIR, + P9_FID_XATTR, +}; + +typedef struct V9fsXattr +{ + int64_t copied_len; + int64_t len; + void *value; + V9fsString name; + int flags; +} V9fsXattr; + struct V9fsFidState { + int fid_type; int32_t fid; V9fsString path; - int fd; - DIR *dir; + union { + int fd; + DIR *dir; + V9fsXattr xattr; + } fs; uid_t uid; V9fsFidState *next; }; @@ -144,6 +203,8 @@ typedef struct V9fsState uint16_t tag_len; uint8_t *tag; size_t config_size; + enum p9_proto_version proto_version; + int32_t msize; } V9fsState; typedef struct V9fsCreateState { @@ -157,8 +218,20 @@ typedef struct V9fsCreateState { V9fsString name; V9fsString extension; V9fsString fullname; + int iounit; } V9fsCreateState; +typedef struct V9fsLcreateState { + V9fsPDU *pdu; + size_t offset; + V9fsFidState *fidp; + V9fsQID qid; + int32_t iounit; + struct stat stbuf; + V9fsString name; + V9fsString fullname; +} V9fsLcreateState; + typedef struct V9fsStatState { V9fsPDU *pdu; size_t offset; @@ -167,6 +240,37 @@ typedef struct V9fsStatState { struct stat stbuf; } V9fsStatState; +typedef struct V9fsStatDotl { + uint64_t st_result_mask; + V9fsQID qid; + uint32_t st_mode; + uint32_t st_uid; + uint32_t st_gid; + uint64_t st_nlink; + uint64_t st_rdev; + uint64_t st_size; + uint64_t st_blksize; + uint64_t st_blocks; + uint64_t st_atime_sec; + uint64_t st_atime_nsec; + uint64_t st_mtime_sec; + uint64_t st_mtime_nsec; + uint64_t st_ctime_sec; + uint64_t st_ctime_nsec; + uint64_t st_btime_sec; + uint64_t st_btime_nsec; + uint64_t st_gen; + uint64_t st_data_version; +} V9fsStatDotl; + +typedef struct V9fsStatStateDotl { + V9fsPDU *pdu; + size_t offset; + V9fsStatDotl v9stat_dotl; + struct stat stbuf; +} V9fsStatStateDotl; + + typedef struct V9fsWalkState { V9fsPDU *pdu; size_t offset; @@ -183,10 +287,11 @@ typedef struct V9fsWalkState { typedef struct V9fsOpenState { V9fsPDU *pdu; size_t offset; - int8_t mode; + int32_t mode; V9fsFidState *fidp; V9fsQID qid; struct stat stbuf; + int iounit; } V9fsOpenState; typedef struct V9fsReadState { @@ -235,9 +340,41 @@ typedef struct V9fsWstatState V9fsStat v9stat; V9fsFidState *fidp; struct stat stbuf; - V9fsString nname; } V9fsWstatState; +typedef struct V9fsSymlinkState +{ + V9fsPDU *pdu; + size_t offset; + V9fsString name; + V9fsString symname; + V9fsString fullname; + V9fsFidState *dfidp; + V9fsQID qid; + struct stat stbuf; +} V9fsSymlinkState; + +typedef struct V9fsIattr +{ + int32_t valid; + int32_t mode; + int32_t uid; + int32_t gid; + int64_t size; + int64_t atime_sec; + int64_t atime_nsec; + int64_t mtime_sec; + int64_t mtime_nsec; +} V9fsIattr; + +typedef struct V9fsSetattrState +{ + V9fsPDU *pdu; + size_t offset; + V9fsIattr v9iattr; + V9fsFidState *fidp; +} V9fsSetattrState; + struct virtio_9p_config { /* number of characters in tag */ @@ -246,6 +383,57 @@ struct virtio_9p_config uint8_t tag[0]; } __attribute__((packed)); +typedef struct V9fsStatfs +{ + uint32_t f_type; + uint32_t f_bsize; + uint64_t f_blocks; + uint64_t f_bfree; + uint64_t f_bavail; + uint64_t f_files; + uint64_t f_ffree; + uint64_t fsid_val; + uint32_t f_namelen; +} V9fsStatfs; + +typedef struct V9fsStatfsState { + V9fsPDU *pdu; + size_t offset; + int32_t fid; + V9fsStatfs v9statfs; + V9fsFidState *fidp; + struct statfs stbuf; +} V9fsStatfsState; + +typedef struct V9fsMkState { + V9fsPDU *pdu; + size_t offset; + V9fsQID qid; + struct stat stbuf; + V9fsString name; + V9fsString fullname; +} V9fsMkState; + +typedef struct V9fsRenameState { + V9fsPDU *pdu; + V9fsFidState *fidp; + size_t offset; + int32_t newdirfid; + V9fsString name; +} V9fsRenameState; + +typedef struct V9fsXattrState +{ + V9fsPDU *pdu; + size_t offset; + V9fsFidState *file_fidp; + V9fsFidState *xattr_fidp; + V9fsString name; + int64_t size; + int flags; + void *value; +} V9fsXattrState; + extern size_t pdu_packunpack(void *addr, struct iovec *sg, int sg_count, size_t offset, size_t size, int pack); |