From: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> This include chmod, utimensat, chown and truncate.
Signed-off-by: Aneesh Kumar K.V <aneesh.ku...@linux.vnet.ibm.com> Signed-off-by: Venkateswararao Jujjuri "<jv...@linux.vnet.ibm.com> --- hw/9pfs/cofs.c | 135 ++++++++++++++++++++++++++++++++++++++++++++++ hw/9pfs/virtio-9p-coth.h | 4 ++ 2 files changed, 139 insertions(+), 0 deletions(-) diff --git a/hw/9pfs/cofs.c b/hw/9pfs/cofs.c index 27e243e..02eb0ba 100644 --- a/hw/9pfs/cofs.c +++ b/hw/9pfs/cofs.c @@ -89,3 +89,138 @@ int v9fs_co_statfs(V9fsState *s, V9fsString *path, struct statfs *stbuf) qemu_coroutine_yield(); return vs.err; } + +typedef struct V9fsThChmodState { + int err; + mode_t mode; + V9fsState *s; + V9fsString *path; + V9fsRequest request; +} V9fsThChmodState; + +static void v9fs_th_do_chmod(V9fsRequest *request) +{ + FsCred cred; + V9fsThChmodState *vsp = container_of(request, V9fsThChmodState, + request); + cred_init(&cred); + cred.fc_mode = vsp->mode; + vsp->err = vsp->s->ops->chmod(&vsp->s->ctx, vsp->path->data, &cred); + if (vsp->err < 0) { + vsp->err = -errno; + } +} + +int v9fs_co_chmod(V9fsState *s, V9fsString *path, mode_t mode) +{ + V9fsThChmodState vs; + vs.s = s; + vs.path = path; + vs.mode = mode; + vs.request.func = v9fs_th_do_chmod; + vs.request.coroutine = qemu_coroutine_self(); + v9fs_qemu_submit_request(&vs.request); + qemu_coroutine_yield(); + return vs.err; +} + +typedef struct V9fsThUtimeState { + int err; + V9fsState *s; + V9fsString *path; + struct timespec *times; + V9fsRequest request; +} V9fsThUtimeState; + +static void v9fs_th_do_utimensat(V9fsRequest *request) +{ + V9fsThUtimeState *vsp = container_of(request, V9fsThUtimeState, + request); + vsp->err = vsp->s->ops->utimensat(&vsp->s->ctx, + vsp->path->data, vsp->times); + if (vsp->err < 0) { + vsp->err = -errno; + } +} + +int v9fs_co_utimensat(V9fsState *s, V9fsString *path, + struct timespec times[2]) +{ + V9fsThUtimeState vs; + vs.s = s; + vs.path = path; + vs.times = times; + vs.request.func = v9fs_th_do_utimensat; + vs.request.coroutine = qemu_coroutine_self(); + v9fs_qemu_submit_request(&vs.request); + qemu_coroutine_yield(); + return vs.err; +} + +typedef struct V9fsThChownState { + int err; + uid_t uid; + gid_t gid; + V9fsState *s; + V9fsString *path; + V9fsRequest request; +} V9fsThChownState; + +static void v9fs_th_do_chown(V9fsRequest *request) +{ + FsCred cred; + V9fsThChownState *vsp = container_of(request, V9fsThChownState, + request); + cred_init(&cred); + cred.fc_uid = vsp->uid; + cred.fc_gid = vsp->gid; + vsp->err = vsp->s->ops->chown(&vsp->s->ctx, vsp->path->data, &cred); + if (vsp->err < 0) { + vsp->err = -errno; + } +} + +int v9fs_co_chown(V9fsState *s, V9fsString *path, uid_t uid, gid_t gid) +{ + V9fsThChownState vs; + vs.s = s; + vs.path = path; + vs.uid = uid; + vs.gid = gid; + vs.request.func = v9fs_th_do_chown; + vs.request.coroutine = qemu_coroutine_self(); + v9fs_qemu_submit_request(&vs.request); + qemu_coroutine_yield(); + return vs.err; +} + +typedef struct V9fsThTruncateState { + int err; + off_t size; + V9fsState *s; + V9fsString *path; + V9fsRequest request; +} V9fsThTruncateState; + +static void v9fs_th_do_truncate(V9fsRequest *request) +{ + V9fsThTruncateState *vsp = container_of(request, V9fsThTruncateState, + request); + vsp->err = vsp->s->ops->truncate(&vsp->s->ctx, vsp->path->data, vsp->size); + if (vsp->err < 0) { + vsp->err = -errno; + } +} + +int v9fs_co_truncate(V9fsState *s, V9fsString *path, off_t size) +{ + V9fsThTruncateState vs; + vs.s = s; + vs.path = path; + vs.size = size; + vs.request.func = v9fs_th_do_truncate; + vs.request.coroutine = qemu_coroutine_self(); + v9fs_qemu_submit_request(&vs.request); + qemu_coroutine_yield(); + return vs.err; +} diff --git a/hw/9pfs/virtio-9p-coth.h b/hw/9pfs/virtio-9p-coth.h index aedeba9..4e2bc23 100644 --- a/hw/9pfs/virtio-9p-coth.h +++ b/hw/9pfs/virtio-9p-coth.h @@ -57,4 +57,8 @@ extern void v9fs_co_seekdir(V9fsState *, V9fsFidState *, off_t); extern void v9fs_co_rewinddir(V9fsState *, V9fsFidState *); extern int v9fs_co_statfs(V9fsState *, V9fsString *, struct statfs *); extern int v9fs_co_lstat(V9fsState *, V9fsString *, struct stat *); +extern int v9fs_co_chmod(V9fsState *, V9fsString *, mode_t); +extern int v9fs_co_utimensat(V9fsState *, V9fsString *, struct timespec [2]); +extern int v9fs_co_chown(V9fsState *, V9fsString *, uid_t, gid_t); +extern int v9fs_co_truncate(V9fsState *, V9fsString *, off_t); #endif -- 1.7.1