// Performs a path walk and opens a connection to another node.
void OpenAt(Vfs* vfs, fbl::RefPtr<Vnode> parent, zx::channel channel,
fbl::StringPiece path, uint32_t flags, uint32_t mode) {
bool describe;
uint32_t open_flags;
FilterFlags(flags, &open_flags, &describe);
fbl::RefPtr<Vnode> vnode;
zx_status_t r = vfs->Open(std::move(parent), &vnode, path, &path, open_flags, mode);
if (r != ZX_OK) {
FS_TRACE_DEBUG("vfs: open failure: %d\n", r);
} else if (!(open_flags & ZX_FS_FLAG_NOREMOTE) && vnode->IsRemote()) {
// Remote handoff to a remote filesystem node.
vfs->ForwardOpenRemote(std::move(vnode), std::move(channel), std::move(path),
flags, mode);
return;
}
if (describe) {
// Regardless of the error code, in the 'describe' case, we
// should respond to the client.
if (r != ZX_OK) {
WriteDescribeError(std::move(channel), r);
return;
}
OnOpenMsg response;
memset(&response, 0, sizeof(response));
zx_handle_t extra = ZX_HANDLE_INVALID;
Describe(vnode, flags, &response, &extra);
uint32_t hcount = (extra != ZX_HANDLE_INVALID) ? 1 : 0;
channel.write(0, &response, sizeof(OnOpenMsg), &extra, hcount);
} else if (r != ZX_OK) {
return;
}
VnodeServe(vfs, std::move(vnode), std::move(channel), open_flags);
}
QgsSearchWidgetWrapper::FilterFlags QgsSearchWidgetWrapper::defaultFlags() const
{
return FilterFlags();
}
