hw/9pfs/9p.h

7 #include "fsdev/file-op-9p.h"
8 #include "fsdev/9p-iov-marshal.h"
13 enum {
86 enum {
98 typedef enum P9ProtoVersion {
122     return g_strdup_printf("%s/%s", ctx->fs_root, path);  in rpath()
140 /* According to the specification, 9p messages start with a 7-byte header.
169 enum {
183 /* 9p2000.L xattr flags (matches Linux values) */
193     int flags;  member
208     if (dir->proto_version == V9FS_PROTO_2000U) {  in v9fs_readdir_lock()
209         qemu_co_mutex_lock(&dir->readdir_mutex_u);  in v9fs_readdir_lock()
211         qemu_mutex_lock(&dir->readdir_mutex_L);  in v9fs_readdir_lock()
217     if (dir->proto_version == V9FS_PROTO_2000U) {  in v9fs_readdir_unlock()
218         qemu_co_mutex_unlock(&dir->readdir_mutex_u);  in v9fs_readdir_unlock()
220         qemu_mutex_unlock(&dir->readdir_mutex_L);  in v9fs_readdir_unlock()
226     dir->proto_version = proto_version;  in v9fs_readdir_init()
228         qemu_co_mutex_init(&dir->readdir_mutex_u);  in v9fs_readdir_init()
230         qemu_mutex_init(&dir->readdir_mutex_L);  in v9fs_readdir_init()
247      * instead of an array, directory entries are always returned as
278     int flags;  member
286 typedef enum AffixType_t {
298  * property of being suffix-free (or prefix-free in case of prefixes)
300  * always reliably get unique numbers as result after concatenation.
331 /* QID path full entry, as above */
368 /* 9p2000.L open flags */
389 /* 9p2000.L at flags */
408     uint32_t flags;  member
430     if (s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT) {  in v9fs_path_write_lock()
431         qemu_co_rwlock_wrlock(&s->rename_lock);  in v9fs_path_write_lock()
438     if (s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT) {  in v9fs_path_read_lock()
439         qemu_co_rwlock_rdlock(&s->rename_lock);  in v9fs_path_read_lock()
446     if (s->ctx.export_flags & V9FS_PATHNAME_FSCONTEXT) {  in v9fs_path_unlock()
447         qemu_co_rwlock_unlock(&s->rename_lock);  in v9fs_path_unlock()
453     return pdu->cancelled;  in v9fs_request_cancelled()