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xrdp-proprietary
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file system redirection: made changes to support rdesktop

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ulab-next
Laxmikant Rashinkar 12 years ago
parent 8715433732
commit 771e2248b2
3 changed files with 101 additions and 49 deletions
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62
sesman/chansrv/chansrv_fuse.c
Unescape View File

@ -196,6 +196,7 @@ struct xfuse_handle
{
tui32 DeviceId;
tui32 FileId;
int is_loc_resource; /* this is not a redirected resource */
};
typedef struct xfuse_handle XFUSE_HANDLE;
@ -684,6 +685,7 @@ int xfuse_add_clip_dir_item(char *filename, int flags, int size, int lindex)
S_IFREG);
xinode->size = size;
xinode->lindex = lindex;
xinode->is_loc_resource = 1;
return 0;
}
@ -840,6 +842,7 @@ static int xfuse_init_xrdp_fs()
xino->atime = time(0);
xino->mtime = time(0);
xino->ctime = time(0);
xino->is_loc_resource = 1;
strcpy(xino->name, ".clipboard");
g_xrdp_fs.max_entries = 4096;
@ -961,9 +964,9 @@ static void xfuse_dump_fs()
if ((xinode = g_xrdp_fs.inode_table[i]) == NULL)
continue;
log_debug("pinode=%d inode=%d nentries=%d dev_id=%d is_synced=%d name=%s",
log_debug("pinode=%d inode=%d nentries=%d nopen=%d is_synced=%d name=%s",
(int) xinode->parent_inode, (int) xinode->inode,
xinode->nentries, xinode->device_id, xinode->is_synced,
xinode->nentries, xinode->nopen, xinode->is_synced,
xinode->name);
}
log_debug("");
@ -1466,6 +1469,7 @@ void xfuse_devredir_cb_enum_dir(void *vp, struct xrdp_inode *xinode)
return;
}
log_debug("fip->req=%p", fip->req);
if (!xfuse_is_inode_valid(fip->inode))
{
@ -1527,6 +1531,8 @@ void xfuse_devredir_cb_enum_dir_done(void *vp, tui32 IoStatus)
goto done;
}
log_debug("fip->req=%p", fip->req);
if (IoStatus != 0)
{
/* command failed */
@ -1586,18 +1592,23 @@ void xfuse_devredir_cb_enum_dir_done(void *vp, tui32 IoStatus)
fuse_reply_buf(fip->req, b.p + fip->off,
min(b.size - fip->off, fip->size));
#else
log_debug("calling fuse_reply_buf() with data...");
fuse_reply_buf(fip->req, b.buf, b.bytes_in_buf);
log_debug("calling fuse_reply_buf() with data...done");
#endif
fuse_reply_buf(fip->req, NULL, 0);
}
else
{
log_debug("calling fuse_reply_buf() with NULL...");
fuse_reply_buf(fip->req, NULL, 0);
log_debug("calling fuse_reply_buf() with NULL...done");
}
}
else
{
log_debug("calling fuse_reply_err()...");
fuse_reply_err(fip->req, ENOENT);
log_debug("calling fuse_reply_err()...done");
}
done:
@ -1608,7 +1619,7 @@ done:
#endif
if (!fip)
printf("###### %s : %s : %d: fip is NULL\n", __FILE__, __func__, __LINE__);
log_error("fip is NULL");
if (fip)
free(fip);
@ -1815,10 +1826,14 @@ void xfuse_devredir_cb_write_file(void *vp, char *buf, size_t length)
XRDP_INODE *xinode;
XFUSE_INFO *fip;
log_debug("entered: length=%lld", (long long) length);
fip = (XFUSE_INFO *) vp;
if (fip == NULL)
return;
log_debug("letting FUSE know that we wrote %lld bytes", (long long) length);
fuse_reply_write(fip->req, length);
/* update file size */
@ -1878,6 +1893,7 @@ void xfuse_devredir_cb_rename_file(void *vp, tui32 IoStatus)
if (IoStatus != 0)
{
log_debug("rename failed with IoStatus=0x%x", IoStatus);
fuse_reply_err(fip->req, EEXIST);
free(fip);
return;
@ -1904,6 +1920,7 @@ void xfuse_devredir_cb_rename_file(void *vp, tui32 IoStatus)
old_xinode = xfuse_get_inode_from_pinode_name(fip->inode, fip->name);
if (old_xinode == NULL)
{
log_debug("rename failed");
fuse_reply_err(fip->req, EBADF);
free(fip);
return;
@ -1942,7 +1959,10 @@ void xfuse_devredir_cb_file_close(void *vp)
xinode->nopen--;
if ((xinode->nopen == 0) && fip->fi && fip->fi->fh)
{
free((char *) fip->fi->fh);
fip->fi->fh = NULL;
}
fuse_reply_err(fip->req, 0);
}
@ -2106,8 +2126,16 @@ static void xfuse_cb_readdir(fuse_req_t req, fuse_ino_t ino, size_t size,
return;
}
if (ino == 1)
{
/* special case; enumerate top level dir */
log_debug("enumerating top level dir");
xfuse_enum_dir(req, ino, size, off, fi);
return;
}
xinode = g_xrdp_fs.inode_table[ino];
if (xinode->device_id == 0)
if (xinode->is_loc_resource)
{
/* enumerate local resources */
xfuse_enum_dir(req, ino, size, off, fi);
@ -2152,6 +2180,8 @@ do_remote_lookup:
fip->invoke_fuse = 1;
fip->device_id = device_id;
log_debug("fip->req=%p", fip->req);
/* we want path minus 'root node of the share' */
if ((cptr = strchr(full_path, '/')) == NULL)
{
@ -2277,7 +2307,7 @@ static void xfuse_remove_dir_or_file(fuse_req_t req, fuse_ino_t parent,
strcat(full_path, "/");
strcat(full_path, name);
if (device_id == 0)
if (xinode->is_loc_resource)
{
/* specified file is a local resource */
//XFUSE_HANDLE *fh;
@ -2402,7 +2432,7 @@ static void xfuse_cb_rename(fuse_req_t req,
return;
}
if (old_xinode->device_id == 0)
if (old_xinode->is_loc_resource)
{
/* specified file is a local resource */
log_debug("LK_TODO: this is still a TODO");
@ -2508,7 +2538,8 @@ static void xfuse_create_dir_or_file(fuse_req_t req, fuse_ino_t parent,
strcat(full_path, "/");
strcat(full_path, name);
if (device_id == 0)
XRDP_INODE *xinode = g_xrdp_fs.inode_table[parent];
if (xinode->is_loc_resource)
{
/* specified file is a local resource */
//XFUSE_HANDLE *fh;
@ -2574,6 +2605,8 @@ static void xfuse_cb_open(fuse_req_t req, fuse_ino_t ino,
char full_path[4096];
tui32 device_id;
log_debug("entered: ino=%d", (int) ino);
if (!xfuse_is_inode_valid(ino))
{
log_error("inode %d is not valid", ino);
@ -2591,10 +2624,12 @@ static void xfuse_cb_open(fuse_req_t req, fuse_ino_t ino,
}
device_id = xfuse_get_device_id_for_inode((tui32) ino, full_path);
if (device_id == 0)
if (xinode->is_loc_resource)
{
/* specified file is a local resource */
XFUSE_HANDLE *fh = calloc(1, sizeof(XFUSE_HANDLE));
fh->is_loc_resource = 1;
fi->fh = (uint64_t) ((long) fh);
fuse_reply_open(req, fi);
return;
@ -2647,6 +2682,8 @@ static void xfuse_cb_flush(fuse_req_t req, fuse_ino_t ino, struct
XFUSE_INFO *fip = NULL;
XFUSE_HANDLE *handle = (XFUSE_HANDLE *) fi->fh;
log_debug("ino=%d", (int) ino);
if (!xfuse_is_inode_valid(ino))
{
log_error("inode %d is not valid", ino);
@ -2654,7 +2691,8 @@ static void xfuse_cb_flush(fuse_req_t req, fuse_ino_t ino, struct
return;
}
if (handle->DeviceId == 0)
XRDP_INODE *xinode = g_xrdp_fs.inode_table[ino];
if (xinode->is_loc_resource)
{
/* specified file is a local resource */
fuse_reply_err(req, 0);
@ -2706,7 +2744,7 @@ static void xfuse_cb_read(fuse_req_t req, fuse_ino_t ino, size_t size,
handle = fi->fh;
fh = (XFUSE_HANDLE *) handle;
if (fh->DeviceId == 0)
if (fh->is_loc_resource)
{
/* target file is in .clipboard dir */
@ -2776,7 +2814,7 @@ static void xfuse_cb_write(fuse_req_t req, fuse_ino_t ino, const char *buf,
handle = fi->fh;
fh = (XFUSE_HANDLE *) handle;
if (fh->DeviceId == 0)
if (fh->is_loc_resource)
{
/* target file is in .clipboard dir */
log_debug(">>>>>>>>>>>>>>>>> THIS IS STILL A TODO!");

35
sesman/chansrv/chansrv_fuse.h
Unescape View File

@ -22,23 +22,24 @@
/* a file or dir entry in the xrdp file system */
struct xrdp_inode
{
tui32 parent_inode; /* Parent serial number. */
tui32 inode; /* File serial number. */
tui32 mode; /* File mode. */
tui32 nlink; /* symbolic link count. */
tui32 nentries; /* number of entries in a dir */
tui32 nopen; /* number of simultaneous opens */
tui32 uid; /* User ID of the file's owner. */
tui32 gid; /* Group ID of the file's group. */
size_t size; /* Size of file, in bytes. */
time_t atime; /* Time of last access. */
time_t mtime; /* Time of last modification. */
time_t ctime; /* Time of last status change. */
char name[256]; /* Dir or filename */
tui32 device_id; /* for file system redirection */
char is_synced; /* dir struct has been read from */
/* remote device, done just once */
int lindex; /* used in clipboard operations */
tui32 parent_inode; /* Parent serial number. */
tui32 inode; /* File serial number. */
tui32 mode; /* File mode. */
tui32 nlink; /* symbolic link count. */
tui32 nentries; /* number of entries in a dir */
tui32 nopen; /* number of simultaneous opens */
tui32 uid; /* User ID of the file's owner. */
tui32 gid; /* Group ID of the file's group. */
size_t size; /* Size of file, in bytes. */
time_t atime; /* Time of last access. */
time_t mtime; /* Time of last modification. */
time_t ctime; /* Time of last status change. */
char name[256]; /* Dir or filename */
tui32 device_id; /* for file system redirection */
char is_synced; /* dir struct has been read from */
/* remote device, done just once */
int lindex; /* used in clipboard operations */
int is_loc_resource; /* this is not a redirected resource */
};
typedef struct xrdp_inode XRDP_INODE; // LK_TODO use this instead of using struct xrdp_inode

53
sesman/chansrv/devredir.c
Unescape View File

@ -400,7 +400,7 @@ int dev_redir_send_drive_create_request(tui32 device_id, char *path,
stream_wr_u32_le(s, 0); /* AllocationSize high unused */
stream_wr_u32_le(s, 0); /* AllocationSize low unused */
stream_wr_u32_le(s, 0); /* FileAttributes */
stream_wr_u32_le(s, 0); /* SharedAccess */
stream_wr_u32_le(s, 3); /* SharedAccess LK_TODO */
stream_wr_u32_le(s, CreateDisposition); /* CreateDisposition */
stream_wr_u32_le(s, CreateOptions); /* CreateOptions */
stream_wr_u32_le(s, len); /* PathLength */
@ -443,6 +443,7 @@ int dev_redir_send_drive_close_request(tui16 Component, tui16 PacketId,
send_channel_data(g_rdpdr_chan_id, s->data, bytes);
stream_free(s);
log_debug("sent close request; expect CID_FILE_CLOSE");
return 0;
}
@ -905,6 +906,8 @@ int dev_redir_get_dir_listing(void *fusep, tui32 device_id, char *path)
int rval;
IRP *irp;
log_debug("fusep=%p", fusep);
if ((irp = dev_redir_irp_new()) == NULL)
return -1;
@ -971,7 +974,7 @@ int dev_redir_file_open(void *fusep, tui32 device_id, char *path,
if (mode & O_CREAT)
{
log_debug("open file in O_CREAT");
DesiredAccess = DA_FILE_READ_DATA | DA_FILE_WRITE_DATA | DA_SYNCHRONIZE;
DesiredAccess = 0x0016019f; /* got this value from windows */
if (type & S_IFDIR)
{
@ -982,27 +985,27 @@ int dev_redir_file_open(void *fusep, tui32 device_id, char *path,
else
{
log_debug("creating file");
CreateOptions = CO_FILE_SYNCHRONOUS_IO_NONALERT;
CreateOptions = 0x44; /* got this value from windows */
}
CreateDisposition = CD_FILE_CREATE;
//CreateDisposition = CD_FILE_CREATE;
CreateDisposition = 0x02; /* got this value from windows */
}
else //if (mode & O_RDWR)
{
log_debug("open file in O_RDWR");
#if 1
DesiredAccess = DA_FILE_READ_DATA | DA_FILE_WRITE_DATA | DA_SYNCHRONIZE;
CreateOptions = CO_FILE_SYNCHRONOUS_IO_NONALERT;
CreateDisposition = CD_FILE_OPEN; // WAS 1
}
#if 0
else
{
log_debug("open file in O_RDONLY");
DesiredAccess = DA_FILE_READ_DATA | DA_SYNCHRONIZE;
CreateOptions = CO_FILE_SYNCHRONOUS_IO_NONALERT;
CreateDisposition = CD_FILE_OPEN;
}
#else
/* got this value from windows */
DesiredAccess = 0x00120089;
CreateOptions = 0x20060;
CreateDisposition = 0x01;
#endif
}
rval = dev_redir_send_drive_create_request(device_id, path,
DesiredAccess, CreateOptions,
CreateDisposition,
@ -1015,6 +1018,8 @@ int devredir_file_close(void *fusep, tui32 device_id, tui32 FileId)
{
IRP *irp;
log_debug("entered");
#if 0
if ((irp = dev_redir_irp_new()) == NULL)
return -1;
@ -1041,7 +1046,7 @@ int devredir_file_close(void *fusep, tui32 device_id, tui32 FileId)
}
/**
* Remove (delete) a directory
* Remove (delete) a directory or file
*****************************************************************************/
int devredir_rmdir_or_file(void *fusep, tui32 device_id, char *path, int mode)
@ -1061,14 +1066,15 @@ int devredir_rmdir_or_file(void *fusep, tui32 device_id, char *path, int mode)
strcpy(irp->pathname, path);
dev_redir_fuse_data_enqueue(irp, fusep);
// LK_TODO
//DesiredAccess = DA_DELETE | DA_FILE_READ_DATA | DA_FILE_WRITE_DATA | DA_SYNCHRONIZE;
DesiredAccess = DA_DELETE | DA_FILE_READ_ATTRIBUTES | DA_SYNCHRONIZE;
//DesiredAccess = DA_DELETE | DA_FILE_READ_ATTRIBUTES | DA_SYNCHRONIZE;
DesiredAccess = 0x00100080; /* got this value from windows */
CreateOptions = CO_FILE_DELETE_ON_CLOSE | CO_FILE_DIRECTORY_FILE |
CO_FILE_SYNCHRONOUS_IO_NONALERT;
//CreateOptions = CO_FILE_DELETE_ON_CLOSE | CO_FILE_DIRECTORY_FILE |
// CO_FILE_SYNCHRONOUS_IO_NONALERT;
CreateOptions = 0x020; /* got this value from windows */
CreateDisposition = CD_FILE_OPEN; // WAS 1
//CreateDisposition = CD_FILE_OPEN; // WAS 1
CreateDisposition = 0x01; /* got this value from windows */
rval = dev_redir_send_drive_create_request(device_id, path,
DesiredAccess, CreateOptions,
@ -1128,6 +1134,9 @@ int dev_redir_file_write(void *fusep, tui32 DeviceId, tui32 FileId,
IRP *irp;
int bytes;
log_debug("DeviceId=%d FileId=%d Length=%d Offset=%lld",
DeviceId, FileId, Length, Offset);
stream_new(s, 1024 + Length);
if ((irp = dev_redir_irp_find_by_fileid(FileId)) == NULL)
@ -1562,6 +1571,8 @@ void devredir_proc_cid_rename_file(IRP *irp, tui32 IoStatus)
if (IoStatus != NT_STATUS_SUCCESS)
{
log_debug("rename returned with IoStatus=0x%x", IoStatus);
FUSE_DATA *fuse_data = dev_redir_fuse_data_dequeue(irp);
if (fuse_data)
{
@ -1605,6 +1616,8 @@ void devredir_proc_cid_rename_file_resp(IRP *irp, tui32 IoStatus)
{
FUSE_DATA *fuse_data;
log_debug("entered");
fuse_data = dev_redir_fuse_data_dequeue(irp);
if (fuse_data)
{

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