1 |
/* -*- c-basic-offset: 8 -*- |
/* -*- c-basic-offset: 8 -*- |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
Copyright (C) Matthew Chapman 1999-2005 |
Copyright (C) Matthew Chapman 1999-2008 |
4 |
|
|
5 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
6 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
60 |
extern DEVICE_FNS printer_fns; |
extern DEVICE_FNS printer_fns; |
61 |
extern DEVICE_FNS parallel_fns; |
extern DEVICE_FNS parallel_fns; |
62 |
extern DEVICE_FNS disk_fns; |
extern DEVICE_FNS disk_fns; |
63 |
|
#ifdef WITH_SCARD |
64 |
|
extern DEVICE_FNS scard_fns; |
65 |
|
#endif |
66 |
extern FILEINFO g_fileinfo[]; |
extern FILEINFO g_fileinfo[]; |
67 |
extern BOOL g_notify_stamp; |
extern RD_BOOL g_notify_stamp; |
68 |
|
|
69 |
static VCHANNEL *rdpdr_channel; |
static VCHANNEL *rdpdr_channel; |
70 |
|
|
71 |
/* If select() times out, the request for the device with handle g_min_timeout_fd is aborted */ |
/* If select() times out, the request for the device with handle g_min_timeout_fd is aborted */ |
72 |
NTHANDLE g_min_timeout_fd; |
RD_NTHANDLE g_min_timeout_fd; |
73 |
uint32 g_num_devices; |
uint32 g_num_devices; |
74 |
|
|
75 |
/* Table with information about rdpdr devices */ |
/* Table with information about rdpdr devices */ |
94 |
|
|
95 |
/* Return device_id for a given handle */ |
/* Return device_id for a given handle */ |
96 |
int |
int |
97 |
get_device_index(NTHANDLE handle) |
get_device_index(RD_NTHANDLE handle) |
98 |
{ |
{ |
99 |
int i; |
int i; |
100 |
for (i = 0; i < RDPDR_MAX_DEVICES; i++) |
for (i = 0; i < RDPDR_MAX_DEVICES; i++) |
117 |
} |
} |
118 |
} |
} |
119 |
|
|
120 |
static BOOL |
static RD_BOOL |
121 |
rdpdr_handle_ok(int device, int handle) |
rdpdr_handle_ok(int device, int handle) |
122 |
{ |
{ |
123 |
switch (g_rdpdr_device[device].device_type) |
switch (g_rdpdr_device[device].device_type) |
138 |
} |
} |
139 |
|
|
140 |
/* Add a new io request to the table containing pending io requests so it won't block rdesktop */ |
/* Add a new io request to the table containing pending io requests so it won't block rdesktop */ |
141 |
static BOOL |
static RD_BOOL |
142 |
add_async_iorequest(uint32 device, uint32 file, uint32 id, uint32 major, uint32 length, |
add_async_iorequest(uint32 device, uint32 file, uint32 id, uint32 major, uint32 length, |
143 |
DEVICE_FNS * fns, uint32 total_timeout, uint32 interval_timeout, uint8 * buffer, |
DEVICE_FNS * fns, uint32 total_timeout, uint32 interval_timeout, uint8 * buffer, |
144 |
uint32 offset) |
uint32 offset) |
312 |
channel_send(s, rdpdr_channel); |
channel_send(s, rdpdr_channel); |
313 |
} |
} |
314 |
|
|
315 |
static void |
void |
316 |
rdpdr_send_completion(uint32 device, uint32 id, uint32 status, uint32 result, uint8 * buffer, |
rdpdr_send_completion(uint32 device, uint32 id, uint32 status, uint32 result, uint8 * buffer, |
317 |
uint32 length) |
uint32 length) |
318 |
{ |
{ |
319 |
uint8 magic[4] = "rDCI"; |
uint8 magic[4] = "rDCI"; |
320 |
STREAM s; |
STREAM s; |
321 |
|
|
322 |
|
#ifdef WITH_SCARD |
323 |
|
scard_lock(SCARD_LOCK_RDPDR); |
324 |
|
#endif |
325 |
s = channel_init(rdpdr_channel, 20 + length); |
s = channel_init(rdpdr_channel, 20 + length); |
326 |
out_uint8a(s, magic, 4); |
out_uint8a(s, magic, 4); |
327 |
out_uint32_le(s, device); |
out_uint32_le(s, device); |
336 |
/* hexdump(s->channel_hdr + 8, s->end - s->channel_hdr - 8); */ |
/* hexdump(s->channel_hdr + 8, s->end - s->channel_hdr - 8); */ |
337 |
#endif |
#endif |
338 |
channel_send(s, rdpdr_channel); |
channel_send(s, rdpdr_channel); |
339 |
|
#ifdef WITH_SCARD |
340 |
|
scard_unlock(SCARD_LOCK_RDPDR); |
341 |
|
#endif |
342 |
} |
} |
343 |
|
|
344 |
static void |
static void |
365 |
uint8 *buffer, *pst_buf; |
uint8 *buffer, *pst_buf; |
366 |
struct stream out; |
struct stream out; |
367 |
DEVICE_FNS *fns; |
DEVICE_FNS *fns; |
368 |
BOOL rw_blocking = True; |
RD_BOOL rw_blocking = True; |
369 |
NTSTATUS status = STATUS_INVALID_DEVICE_REQUEST; |
RD_NTSTATUS status = RD_STATUS_INVALID_DEVICE_REQUEST; |
370 |
|
|
371 |
in_uint32_le(s, device); |
in_uint32_le(s, device); |
372 |
in_uint32_le(s, file); |
in_uint32_le(s, file); |
404 |
break; |
break; |
405 |
|
|
406 |
case DEVICE_TYPE_SCARD: |
case DEVICE_TYPE_SCARD: |
407 |
|
#ifdef WITH_SCARD |
408 |
|
fns = &scard_fns; |
409 |
|
rw_blocking = False; |
410 |
|
break; |
411 |
|
#endif |
412 |
default: |
default: |
413 |
|
|
414 |
error("IRP for bad device %ld\n", device); |
error("IRP for bad device %ld\n", device); |
429 |
|
|
430 |
if (length && (length / 2) < 256) |
if (length && (length / 2) < 256) |
431 |
{ |
{ |
432 |
rdp_in_unistr(s, filename, length); |
rdp_in_unistr(s, filename, sizeof(filename), length); |
433 |
convert_to_unix_filename(filename); |
convert_to_unix_filename(filename); |
434 |
} |
} |
435 |
else |
else |
439 |
|
|
440 |
if (!fns->create) |
if (!fns->create) |
441 |
{ |
{ |
442 |
status = STATUS_NOT_SUPPORTED; |
status = RD_STATUS_NOT_SUPPORTED; |
443 |
break; |
break; |
444 |
} |
} |
445 |
|
|
451 |
case IRP_MJ_CLOSE: |
case IRP_MJ_CLOSE: |
452 |
if (!fns->close) |
if (!fns->close) |
453 |
{ |
{ |
454 |
status = STATUS_NOT_SUPPORTED; |
status = RD_STATUS_NOT_SUPPORTED; |
455 |
break; |
break; |
456 |
} |
} |
457 |
|
|
462 |
|
|
463 |
if (!fns->read) |
if (!fns->read) |
464 |
{ |
{ |
465 |
status = STATUS_NOT_SUPPORTED; |
status = RD_STATUS_NOT_SUPPORTED; |
466 |
break; |
break; |
467 |
} |
} |
468 |
|
|
473 |
#endif |
#endif |
474 |
if (!rdpdr_handle_ok(device, file)) |
if (!rdpdr_handle_ok(device, file)) |
475 |
{ |
{ |
476 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
477 |
break; |
break; |
478 |
} |
} |
479 |
|
|
482 |
buffer = (uint8 *) xrealloc((void *) buffer, length); |
buffer = (uint8 *) xrealloc((void *) buffer, length); |
483 |
if (!buffer) |
if (!buffer) |
484 |
{ |
{ |
485 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
486 |
break; |
break; |
487 |
} |
} |
488 |
status = fns->read(file, buffer, length, offset, &result); |
status = fns->read(file, buffer, length, offset, &result); |
494 |
pst_buf = (uint8 *) xmalloc(length); |
pst_buf = (uint8 *) xmalloc(length); |
495 |
if (!pst_buf) |
if (!pst_buf) |
496 |
{ |
{ |
497 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
498 |
break; |
break; |
499 |
} |
} |
500 |
serial_get_timeout(file, length, &total_timeout, &interval_timeout); |
serial_get_timeout(file, length, &total_timeout, &interval_timeout); |
502 |
(device, file, id, major, length, fns, total_timeout, interval_timeout, |
(device, file, id, major, length, fns, total_timeout, interval_timeout, |
503 |
pst_buf, offset)) |
pst_buf, offset)) |
504 |
{ |
{ |
505 |
status = STATUS_PENDING; |
status = RD_STATUS_PENDING; |
506 |
break; |
break; |
507 |
} |
} |
508 |
|
|
509 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
510 |
break; |
break; |
511 |
case IRP_MJ_WRITE: |
case IRP_MJ_WRITE: |
512 |
|
|
514 |
|
|
515 |
if (!fns->write) |
if (!fns->write) |
516 |
{ |
{ |
517 |
status = STATUS_NOT_SUPPORTED; |
status = RD_STATUS_NOT_SUPPORTED; |
518 |
break; |
break; |
519 |
} |
} |
520 |
|
|
526 |
#endif |
#endif |
527 |
if (!rdpdr_handle_ok(device, file)) |
if (!rdpdr_handle_ok(device, file)) |
528 |
{ |
{ |
529 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
530 |
break; |
break; |
531 |
} |
} |
532 |
|
|
540 |
pst_buf = (uint8 *) xmalloc(length); |
pst_buf = (uint8 *) xmalloc(length); |
541 |
if (!pst_buf) |
if (!pst_buf) |
542 |
{ |
{ |
543 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
544 |
break; |
break; |
545 |
} |
} |
546 |
|
|
549 |
if (add_async_iorequest |
if (add_async_iorequest |
550 |
(device, file, id, major, length, fns, 0, 0, pst_buf, offset)) |
(device, file, id, major, length, fns, 0, 0, pst_buf, offset)) |
551 |
{ |
{ |
552 |
status = STATUS_PENDING; |
status = RD_STATUS_PENDING; |
553 |
break; |
break; |
554 |
} |
} |
555 |
|
|
556 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
557 |
break; |
break; |
558 |
|
|
559 |
case IRP_MJ_QUERY_INFORMATION: |
case IRP_MJ_QUERY_INFORMATION: |
560 |
|
|
561 |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
562 |
{ |
{ |
563 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
564 |
break; |
break; |
565 |
} |
} |
566 |
in_uint32_le(s, info_level); |
in_uint32_le(s, info_level); |
576 |
|
|
577 |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
578 |
{ |
{ |
579 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
580 |
break; |
break; |
581 |
} |
} |
582 |
|
|
592 |
|
|
593 |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
594 |
{ |
{ |
595 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
596 |
break; |
break; |
597 |
} |
} |
598 |
|
|
608 |
|
|
609 |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
610 |
{ |
{ |
611 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
612 |
break; |
break; |
613 |
} |
} |
614 |
|
|
622 |
in_uint8s(s, 0x17); |
in_uint8s(s, 0x17); |
623 |
if (length && length < 2 * 255) |
if (length && length < 2 * 255) |
624 |
{ |
{ |
625 |
rdp_in_unistr(s, filename, length); |
rdp_in_unistr(s, filename, sizeof(filename), |
626 |
|
length); |
627 |
convert_to_unix_filename(filename); |
convert_to_unix_filename(filename); |
628 |
} |
} |
629 |
else |
else |
646 |
|
|
647 |
in_uint32_le(s, info_level); /* notify mask */ |
in_uint32_le(s, info_level); /* notify mask */ |
648 |
|
|
|
g_notify_stamp = True; |
|
|
|
|
649 |
status = disk_create_notify(file, info_level); |
status = disk_create_notify(file, info_level); |
650 |
result = 0; |
result = 0; |
651 |
|
|
652 |
if (status == STATUS_PENDING) |
if (status == RD_STATUS_PENDING) |
653 |
add_async_iorequest(device, file, id, major, length, |
add_async_iorequest(device, file, id, major, length, |
654 |
fns, 0, 0, NULL, 0); |
fns, 0, 0, NULL, 0); |
655 |
break; |
break; |
656 |
|
|
657 |
default: |
default: |
658 |
|
|
659 |
status = STATUS_INVALID_PARAMETER; |
status = RD_STATUS_INVALID_PARAMETER; |
660 |
/* JIF */ |
/* JIF */ |
661 |
unimpl("IRP major=0x%x minor=0x%x\n", major, minor); |
unimpl("IRP major=0x%x minor=0x%x\n", major, minor); |
662 |
} |
} |
666 |
|
|
667 |
if (!fns->device_control) |
if (!fns->device_control) |
668 |
{ |
{ |
669 |
status = STATUS_NOT_SUPPORTED; |
status = RD_STATUS_NOT_SUPPORTED; |
670 |
break; |
break; |
671 |
} |
} |
672 |
|
|
678 |
buffer = (uint8 *) xrealloc((void *) buffer, bytes_out + 0x14); |
buffer = (uint8 *) xrealloc((void *) buffer, bytes_out + 0x14); |
679 |
if (!buffer) |
if (!buffer) |
680 |
{ |
{ |
681 |
status = STATUS_CANCELLED; |
status = RD_STATUS_CANCELLED; |
682 |
break; |
break; |
683 |
} |
} |
684 |
|
|
685 |
out.data = out.p = buffer; |
out.data = out.p = buffer; |
686 |
out.size = sizeof(buffer); |
out.size = sizeof(buffer); |
687 |
|
|
688 |
|
#ifdef WITH_SCARD |
689 |
|
scardSetInfo(device, id, bytes_out + 0x14); |
690 |
|
#endif |
691 |
status = fns->device_control(file, request, s, &out); |
status = fns->device_control(file, request, s, &out); |
692 |
result = buffer_len = out.p - out.data; |
result = buffer_len = out.p - out.data; |
693 |
|
|
694 |
/* Serial SERIAL_WAIT_ON_MASK */ |
/* Serial SERIAL_WAIT_ON_MASK */ |
695 |
if (status == STATUS_PENDING) |
if (status == RD_STATUS_PENDING) |
696 |
{ |
{ |
697 |
if (add_async_iorequest |
if (add_async_iorequest |
698 |
(device, file, id, major, length, fns, 0, 0, NULL, 0)) |
(device, file, id, major, length, fns, 0, 0, NULL, 0)) |
699 |
{ |
{ |
700 |
status = STATUS_PENDING; |
status = RD_STATUS_PENDING; |
701 |
break; |
break; |
702 |
} |
} |
703 |
} |
} |
704 |
|
#ifdef WITH_SCARD |
705 |
|
else if (status == (RD_STATUS_PENDING | 0xC0000000)) |
706 |
|
status = RD_STATUS_PENDING; |
707 |
|
#endif |
708 |
break; |
break; |
709 |
|
|
710 |
|
|
712 |
|
|
713 |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
if (g_rdpdr_device[device].device_type != DEVICE_TYPE_DISK) |
714 |
{ |
{ |
715 |
status = STATUS_INVALID_HANDLE; |
status = RD_STATUS_INVALID_HANDLE; |
716 |
break; |
break; |
717 |
} |
} |
718 |
|
|
722 |
out.size = sizeof(buffer); |
out.size = sizeof(buffer); |
723 |
/* FIXME: Perhaps consider actually *do* |
/* FIXME: Perhaps consider actually *do* |
724 |
something here :-) */ |
something here :-) */ |
725 |
status = STATUS_SUCCESS; |
status = RD_STATUS_SUCCESS; |
726 |
result = buffer_len = out.p - out.data; |
result = buffer_len = out.p - out.data; |
727 |
break; |
break; |
728 |
|
|
731 |
break; |
break; |
732 |
} |
} |
733 |
|
|
734 |
if (status != STATUS_PENDING) |
if (status != RD_STATUS_PENDING) |
735 |
{ |
{ |
736 |
rdpdr_send_completion(device, id, status, result, buffer, buffer_len); |
rdpdr_send_completion(device, id, status, result, buffer, buffer_len); |
737 |
} |
} |
838 |
unimpl("RDPDR packet type %c%c%c%c\n", magic[0], magic[1], magic[2], magic[3]); |
unimpl("RDPDR packet type %c%c%c%c\n", magic[0], magic[1], magic[2], magic[3]); |
839 |
} |
} |
840 |
|
|
841 |
BOOL |
RD_BOOL |
842 |
rdpdr_init() |
rdpdr_init() |
843 |
{ |
{ |
844 |
if (g_num_devices > 0) |
if (g_num_devices > 0) |
854 |
|
|
855 |
/* Add file descriptors of pending io request to select() */ |
/* Add file descriptors of pending io request to select() */ |
856 |
void |
void |
857 |
rdpdr_add_fds(int *n, fd_set * rfds, fd_set * wfds, struct timeval *tv, BOOL * timeout) |
rdpdr_add_fds(int *n, fd_set * rfds, fd_set * wfds, struct timeval *tv, RD_BOOL * timeout) |
858 |
{ |
{ |
859 |
uint32 select_timeout = 0; /* Timeout value to be used for select() (in millisecons). */ |
uint32 select_timeout = 0; /* Timeout value to be used for select() (in millisecons). */ |
860 |
struct async_iorequest *iorq; |
struct async_iorequest *iorq; |
951 |
|
|
952 |
/* Check if select() returned with one of the rdpdr file descriptors, and complete io if it did */ |
/* Check if select() returned with one of the rdpdr file descriptors, and complete io if it did */ |
953 |
static void |
static void |
954 |
_rdpdr_check_fds(fd_set * rfds, fd_set * wfds, BOOL timed_out) |
_rdpdr_check_fds(fd_set * rfds, fd_set * wfds, RD_BOOL timed_out) |
955 |
{ |
{ |
956 |
NTSTATUS status; |
RD_NTSTATUS status; |
957 |
uint32 result = 0; |
uint32 result = 0; |
958 |
DEVICE_FNS *fns; |
DEVICE_FNS *fns; |
959 |
struct async_iorequest *iorq; |
struct async_iorequest *iorq; |
982 |
/* iv_timeout between 2 chars, send partial_len */ |
/* iv_timeout between 2 chars, send partial_len */ |
983 |
/*printf("RDPDR: IVT total %u bytes read of %u\n", iorq->partial_len, iorq->length); */ |
/*printf("RDPDR: IVT total %u bytes read of %u\n", iorq->partial_len, iorq->length); */ |
984 |
rdpdr_send_completion(iorq->device, |
rdpdr_send_completion(iorq->device, |
985 |
iorq->id, STATUS_SUCCESS, |
iorq->id, RD_STATUS_SUCCESS, |
986 |
iorq->partial_len, |
iorq->partial_len, |
987 |
iorq->buffer, iorq->partial_len); |
iorq->buffer, iorq->partial_len); |
988 |
iorq = rdpdr_remove_iorequest(prev, iorq); |
iorq = rdpdr_remove_iorequest(prev, iorq); |
1006 |
|
|
1007 |
} |
} |
1008 |
|
|
1009 |
rdpdr_abort_io(g_min_timeout_fd, 0, STATUS_TIMEOUT); |
rdpdr_abort_io(g_min_timeout_fd, 0, RD_STATUS_TIMEOUT); |
1010 |
return; |
return; |
1011 |
} |
} |
1012 |
|
|
1110 |
out.size = sizeof(buffer); |
out.size = sizeof(buffer); |
1111 |
out_uint32_le(&out, result); |
out_uint32_le(&out, result); |
1112 |
result = buffer_len = out.p - out.data; |
result = buffer_len = out.p - out.data; |
1113 |
status = STATUS_SUCCESS; |
status = RD_STATUS_SUCCESS; |
1114 |
rdpdr_send_completion(iorq->device, iorq->id, |
rdpdr_send_completion(iorq->device, iorq->id, |
1115 |
status, result, buffer, |
status, result, buffer, |
1116 |
buffer_len); |
buffer_len); |
1146 |
{ |
{ |
1147 |
g_notify_stamp = False; |
g_notify_stamp = False; |
1148 |
status = disk_check_notify(iorq->fd); |
status = disk_check_notify(iorq->fd); |
1149 |
if (status != STATUS_PENDING) |
if (status != RD_STATUS_PENDING) |
1150 |
{ |
{ |
1151 |
rdpdr_send_completion(iorq->device, |
rdpdr_send_completion(iorq->device, |
1152 |
iorq->id, |
iorq->id, |
1172 |
} |
} |
1173 |
|
|
1174 |
void |
void |
1175 |
rdpdr_check_fds(fd_set * rfds, fd_set * wfds, BOOL timed_out) |
rdpdr_check_fds(fd_set * rfds, fd_set * wfds, RD_BOOL timed_out) |
1176 |
{ |
{ |
1177 |
fd_set dummy; |
fd_set dummy; |
1178 |
|
|
1190 |
|
|
1191 |
|
|
1192 |
/* Abort a pending io request for a given handle and major */ |
/* Abort a pending io request for a given handle and major */ |
1193 |
BOOL |
RD_BOOL |
1194 |
rdpdr_abort_io(uint32 fd, uint32 major, NTSTATUS status) |
rdpdr_abort_io(uint32 fd, uint32 major, RD_NTSTATUS status) |
1195 |
{ |
{ |
1196 |
uint32 result; |
uint32 result; |
1197 |
struct async_iorequest *iorq; |
struct async_iorequest *iorq; |