void APP_CC
devredir_proc_cid_rename_file(IRP *irp, tui32 IoStatus)
{
struct stream *s;
int bytes;
int sblen; /* SetBuffer length */
int flen; /* FileNameLength */
if (IoStatus != NT_STATUS_SUCCESS)
{
log_debug("rename returned with IoStatus=0x%x", IoStatus);
FUSE_DATA *fuse_data = devredir_fuse_data_dequeue(irp);
if (fuse_data)
{
xfuse_devredir_cb_rename_file(fuse_data->data_ptr, IoStatus);
free(fuse_data);
}
devredir_irp_delete(irp);
return;
}
/* Path in unicode needs this much space */
flen = ((g_mbstowcs(NULL, irp->gen_buf, 0) * sizeof(twchar)) / 2) + 2;
sblen = 6 + flen;
xstream_new(s, 1024 + flen);
irp->completion_type = CID_RENAME_FILE_RESP;
devredir_insert_DeviceIoRequest(s, irp->DeviceId, irp->FileId,
irp->CompletionId,
IRP_MJ_SET_INFORMATION, 0);
xstream_wr_u32_le(s, FileRenameInformation);
xstream_wr_u32_le(s, sblen); /* number of bytes after padding */
xstream_seek(s, 24); /* padding */
xstream_wr_u8(s, 1); /* ReplaceIfExists */
xstream_wr_u8(s, 0); /* RootDirectory */
xstream_wr_u32_le(s, flen); /* FileNameLength */
/* filename in unicode */
devredir_cvt_to_unicode(s->p, irp->gen_buf); /* UNICODE_TODO */
xstream_seek(s, flen);
/* send to client */
bytes = xstream_len(s);
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
return;
}
int APP_CC
devredir_file_read(void *fusep, tui32 DeviceId, tui32 FileId,
tui32 Length, tui64 Offset)
{
struct stream *s;
IRP *irp;
IRP *new_irp;
int bytes;
xstream_new(s, 1024);
if ((irp = devredir_irp_find_by_fileid(FileId)) == NULL)
{
log_error("no IRP found with FileId = %d", FileId);
xfuse_devredir_cb_read_file(fusep, NULL, 0);
xstream_free(s);
return -1;
}
/* create a new IRP for this request */
if ((new_irp = devredir_irp_clone(irp)) == NULL)
{
/* system out of memory */
xfuse_devredir_cb_read_file(fusep, NULL, 0);
xstream_free(s);
return -1;
}
new_irp->FileId = 0;
new_irp->completion_type = CID_READ;
new_irp->CompletionId = g_completion_id++;
devredir_fuse_data_enqueue(new_irp, fusep);
devredir_insert_DeviceIoRequest(s,
DeviceId,
FileId,
new_irp->CompletionId,
IRP_MJ_READ,
0);
xstream_wr_u32_le(s, Length);
xstream_wr_u64_le(s, Offset);
xstream_seek(s, 20);
/* send to client */
bytes = xstream_len(s);
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
return 0;
}
static struct stream * APP_CC
scard_make_new_ioctl(IRP *irp, tui32 ioctl)
{
/*
* format of device control request
*
* DeviceIoRequest
* u16 RDPDR_CTYP_CORE
* u16 PAKID_CORE_DEVICE_IOREQUEST
* u32 DeviceId
* u32 FileId
* u32 CompletionId
* u32 MajorFunction
* u32 MinorFunction
*
* u32 OutputBufferLength SHOULD be 2048
* u32 InputBufferLength
* u32 IoControlCode
* 20 bytes padding
* xx bytes InputBuffer (variable)
*/
struct stream *s;
xstream_new(s, 1024 * 3);
if (s == NULL)
{
log_error("system out of memory");
return s;
}
devredir_insert_DeviceIoRequest(s,
irp->DeviceId,
irp->FileId,
irp->CompletionId,
IRP_MJ_DEVICE_CONTROL,
0);
xstream_wr_u32_le(s, 2048); /* OutputBufferLength */
xstream_wr_u32_le(s, 0); /* InputBufferLength - insert later */
xstream_wr_u32_le(s, ioctl); /* Ioctl Code */
xstream_seek(s, 20); /* padding */
/* [MS-RPCE] 2.2.6.1 */
xstream_wr_u32_le(s, 0x00081001); /* len 8, LE, v1 */
xstream_wr_u32_le(s, 0xcccccccc); /* filler */
return s;
}
int dev_redir_send_drive_create_request(tui32 device_id,
const char *path,
tui32 DesiredAccess,
tui32 CreateOptions,
tui32 CreateDisposition,
tui32 completion_id)
{
struct stream *s;
int bytes;
int len;
log_debug("DesiredAccess=0x%x CreateDisposition=0x%x CreateOptions=0x%x",
DesiredAccess, CreateDisposition, CreateOptions);
/* path in unicode needs this much space */
len = ((g_mbstowcs(NULL, path, 0) * sizeof(twchar)) / 2) + 2;
xstream_new(s, 1024 + len);
devredir_insert_DeviceIoRequest(s,
device_id,
0,
completion_id,
IRP_MJ_CREATE,
0);
xstream_wr_u32_le(s, DesiredAccess); /* DesiredAccess */
xstream_wr_u32_le(s, 0); /* AllocationSize high unused */
xstream_wr_u32_le(s, 0); /* AllocationSize low unused */
xstream_wr_u32_le(s, 0); /* FileAttributes */
xstream_wr_u32_le(s, 3); /* SharedAccess LK_TODO */
xstream_wr_u32_le(s, CreateDisposition); /* CreateDisposition */
xstream_wr_u32_le(s, CreateOptions); /* CreateOptions */
xstream_wr_u32_le(s, len); /* PathLength */
devredir_cvt_to_unicode(s->p, path); /* path in unicode */
xstream_seek(s, len);
/* send to client */
bytes = xstream_len(s);
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
return 0;
}
int dev_redir_file_write(void *fusep, tui32 DeviceId, tui32 FileId,
const char *buf, tui32 Length, tui64 Offset)
{
struct stream *s;
IRP *irp;
int bytes;
log_debug("DeviceId=%d FileId=%d Length=%d Offset=%lld",
DeviceId, FileId, Length, Offset);
xstream_new(s, 1024 + Length);
if ((irp = devredir_irp_find_by_fileid(FileId)) == NULL)
{
log_error("no IRP found with FileId = %d", FileId);
xfuse_devredir_cb_write_file(fusep, NULL, 0);
return -1;
}
irp->completion_type = CID_WRITE;
dev_redir_fuse_data_enqueue(irp, fusep);
devredir_insert_DeviceIoRequest(s,
DeviceId,
FileId,
irp->CompletionId,
IRP_MJ_WRITE,
0);
xstream_wr_u32_le(s, Length);
xstream_wr_u64_le(s, Offset);
xstream_seek(s, 20); /* padding */
/* now insert real data */
xstream_copyin(s, buf, Length);
/* send to client */
bytes = xstream_len(s);
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
return 0;
}
void APP_CC
devredir_proc_cid_rmdir_or_file(IRP *irp, tui32 IoStatus)
{
struct stream *s;
int bytes;
if (IoStatus != NT_STATUS_SUCCESS)
{
FUSE_DATA *fuse_data = devredir_fuse_data_dequeue(irp);
if (fuse_data)
{
xfuse_devredir_cb_rmdir_or_file(fuse_data->data_ptr, IoStatus);
free(fuse_data);
}
devredir_irp_delete(irp);
return;
}
xstream_new(s, 1024);
irp->completion_type = CID_RMDIR_OR_FILE_RESP;
devredir_insert_DeviceIoRequest(s, irp->DeviceId, irp->FileId,
irp->CompletionId,
IRP_MJ_SET_INFORMATION, 0);
xstream_wr_u32_le(s, FileDispositionInformation);
xstream_wr_u32_le(s, 0); /* length is zero */
xstream_seek(s, 24); /* padding */
/* send to client */
bytes = xstream_len(s);
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
xstream_free(s);
return;
}
