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hardend rdpdr channel

This commit is contained in:
Martin Haimberger 2015-06-03 04:38:47 -07:00
parent dca53c132c
commit 0bf222ec50
11 changed files with 933 additions and 495 deletions
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32
channels/rdpdr/client/devman.c
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -48,8 +50,12 @@ DEVMAN* devman_new(rdpdrPlugin* rdpdr)
DEVMAN* devman;
devman = (DEVMAN*) calloc(1, sizeof(DEVMAN));
if (!devman)
{
WLog_INFO(TAG, "calloc failed!");
return NULL;
}
devman->plugin = (void*) rdpdr;
devman->id_sequence = 1;
@ -57,9 +63,10 @@ DEVMAN* devman_new(rdpdrPlugin* rdpdr)
devman->devices = ListDictionary_New(TRUE);
if (!devman->devices)
{
free(devman);
WLog_INFO(TAG, "ListDictionary_New failed!");
return NULL;
}
ListDictionary_ValueObject(devman->devices)->fnObjectFree =
(OBJECT_FREE_FN) devman_device_free;
@ -82,14 +89,19 @@ void devman_unregister_device(DEVMAN* devman, void* key)
devman_device_free(device);
}
static void devman_register_device(DEVMAN* devman, DEVICE* device)
static WIN32ERROR devman_register_device(DEVMAN* devman, DEVICE* device)
{
void* key = NULL;
device->id = devman->id_sequence++;
key = (void*) (size_t) device->id;
ListDictionary_Add(devman->devices, key, device);
if (!ListDictionary_Add(devman->devices, key, device))
{
WLog_INFO(TAG, "ListDictionary_Add failed!");
return ERROR_INTERNAL_ERROR;
}
return ERROR_SUCCESS;
}
DEVICE* devman_get_device_by_id(DEVMAN* devman, UINT32 id)
@ -108,7 +120,7 @@ static char SMARTCARD_SERVICE_NAME[] = "smartcard";
static char SERIAL_SERVICE_NAME[] = "serial";
static char PARALLEL_SERVICE_NAME[] = "parallel";
BOOL devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device)
WIN32ERROR devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device)
{
char* ServiceName = NULL;
DEVICE_SERVICE_ENTRY_POINTS ep;
@ -126,13 +138,19 @@ BOOL devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device)
ServiceName = PARALLEL_SERVICE_NAME;
if (!ServiceName)
return FALSE;
{
WLog_INFO(TAG, "ServiceName %s did not match!", ServiceName);
return ERROR_INVALID_NAME;
}
WLog_INFO(TAG, "Loading device service %s (static)", ServiceName);
entry = (PDEVICE_SERVICE_ENTRY) freerdp_load_channel_addin_entry(ServiceName, NULL, "DeviceServiceEntry", 0);
if (!entry)
return FALSE;
{
WLog_INFO(TAG, "freerdp_load_channel_addin_entry failed!");
return ERROR_INTERNAL_ERROR;
}
ep.devman = devman;
ep.RegisterDevice = devman_register_device;
@ -140,5 +158,5 @@ BOOL devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device)
entry(&ep);
return TRUE;
return CHANNEL_RC_OK;
}

4
channels/rdpdr/client/devman.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -24,7 +26,7 @@
#include "rdpdr_main.h"
void devman_unregister_device(DEVMAN* devman, void* key);
BOOL devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device);
WIN32ERROR devman_load_device_service(DEVMAN* devman, RDPDR_DEVICE* device);
DEVICE* devman_get_device_by_id(DEVMAN* devman, UINT32 id);
DEVMAN* devman_new(rdpdrPlugin* rdpdr);

26
channels/rdpdr/client/irp.c
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -33,21 +35,23 @@
#include "devman.h"
#include "irp.h"
static void irp_free(IRP* irp)
static WIN32ERROR irp_free(IRP* irp)
{
if (!irp)
return;
return CHANNEL_RC_OK;
Stream_Free(irp->input, TRUE);
Stream_Free(irp->output, TRUE);
_aligned_free(irp);
return CHANNEL_RC_OK;
}
static void irp_complete(IRP* irp)
static WIN32ERROR irp_complete(IRP* irp)
{
int pos;
rdpdrPlugin* rdpdr;
WIN32ERROR error;
rdpdr = (rdpdrPlugin*) irp->devman->plugin;
@ -56,10 +60,11 @@ static void irp_complete(IRP* irp)
Stream_Write_UINT32(irp->output, irp->IoStatus); /* IoStatus (4 bytes) */
Stream_SetPosition(irp->output, pos);
rdpdr_send(rdpdr, irp->output);
error = rdpdr_send(rdpdr, irp->output);
irp->output = NULL;
irp_free(irp);
return error;
}
IRP* irp_new(DEVMAN* devman, wStream* s)
@ -72,12 +77,19 @@ IRP* irp_new(DEVMAN* devman, wStream* s)
device = devman_get_device_by_id(devman, DeviceId);
if (!device)
{
WLog_ERR(TAG, "devman_get_device_by_id failed!");
return NULL;
};
irp = (IRP*) _aligned_malloc(sizeof(IRP), MEMORY_ALLOCATION_ALIGNMENT);
if (!irp)
{
WLog_ERR(TAG, "_aligned_malloc failed!");
return NULL;
}
ZeroMemory(irp, sizeof(IRP));
@ -91,6 +103,12 @@ IRP* irp_new(DEVMAN* devman, wStream* s)
Stream_Read_UINT32(s, irp->MinorFunction); /* MinorFunction (4 bytes) */
irp->output = Stream_New(NULL, 256);
if (!irp->output)
{
WLog_ERR(TAG, "Stream_New failed!");
_aligned_free(irp);
return NULL;
}
Stream_Write_UINT16(irp->output, RDPDR_CTYP_CORE); /* Component (2 bytes) */
Stream_Write_UINT16(irp->output, PAKID_CORE_DEVICE_IOCOMPLETION); /* PacketId (2 bytes) */
Stream_Write_UINT32(irp->output, DeviceId); /* DeviceId (4 bytes) */

11
channels/rdpdr/client/rdpdr_capabilities.c
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -167,11 +169,16 @@ void rdpdr_process_capability_request(rdpdrPlugin* rdpdr, wStream* s)
}
}
void rdpdr_send_capability_response(rdpdrPlugin* rdpdr)
WIN32ERROR rdpdr_send_capability_response(rdpdrPlugin* rdpdr)
{
wStream* s;
s = Stream_New(NULL, 256);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write_UINT16(s, RDPDR_CTYP_CORE);
Stream_Write_UINT16(s, PAKID_CORE_CLIENT_CAPABILITY);
@ -185,5 +192,5 @@ void rdpdr_send_capability_response(rdpdrPlugin* rdpdr)
rdpdr_write_drive_capset(rdpdr, s);
rdpdr_write_smartcard_capset(rdpdr, s);
rdpdr_send(rdpdr, s);
return rdpdr_send(rdpdr, s);
}

4
channels/rdpdr/client/rdpdr_capabilities.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -24,6 +26,6 @@
#include "rdpdr_main.h"
void rdpdr_process_capability_request(rdpdrPlugin* rdpdr, wStream* s);
void rdpdr_send_capability_response(rdpdrPlugin* rdpdr);
WIN32ERROR rdpdr_send_capability_response(rdpdrPlugin* rdpdr);
#endif /* FREERDP_CHANNEL_RDPDR_CLIENT_CAPABILITIES_H */

377
channels/rdpdr/client/rdpdr_main.c
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -62,14 +64,19 @@ struct _DEVICE_DRIVE_EXT
char* path;
};
static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL userLoggedOn);
static WIN32ERROR rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL userLoggedOn);
static void rdpdr_send_device_list_remove_request(rdpdrPlugin* rdpdr, UINT32 count, UINT32 ids[])
static WIN32ERROR rdpdr_send_device_list_remove_request(rdpdrPlugin* rdpdr, UINT32 count, UINT32 ids[])
{
UINT32 i;
wStream* s;
s = Stream_New(NULL, 256);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write_UINT16(s, RDPDR_CTYP_CORE);
Stream_Write_UINT16(s, PAKID_CORE_DEVICELIST_REMOVE);
@ -80,7 +87,7 @@ static void rdpdr_send_device_list_remove_request(rdpdrPlugin* rdpdr, UINT32 cou
Stream_SealLength(s);
rdpdr_send(rdpdr, s);
return rdpdr_send(rdpdr, s);
}
#ifdef _WIN32
@ -89,6 +96,7 @@ LRESULT CALLBACK hotplug_proc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
rdpdrPlugin *rdpdr;
PDEV_BROADCAST_HDR lpdb = (PDEV_BROADCAST_HDR)lParam;
WIN32ERROR error;
rdpdr = (rdpdrPlugin *)GetWindowLongPtr(hWnd, GWLP_USERDATA);
@ -157,7 +165,11 @@ LRESULT CALLBACK hotplug_proc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
devman_unregister_device(rdpdr->devman, (void *)keys[j]);
ids[0] = keys[j];
rdpdr_send_device_list_remove_request(rdpdr, 1, ids);
if ((error = rdpdr_send_device_list_remove_request(rdpdr, 1, ids)))
{
// dont end on error, just report ?
WLog_ERR(TAG, "rdpdr_send_device_list_remove_request failed with error %lu!", error);
}
break;
}
}
@ -338,7 +350,7 @@ static char* get_word(char* str, unsigned int* offset)
return word;
}
static void handle_hotplug(rdpdrPlugin* rdpdr)
static WIN32ERROR handle_hotplug(rdpdrPlugin* rdpdr)
{
FILE *f;
size_t len;
@ -354,11 +366,13 @@ static void handle_hotplug(rdpdrPlugin* rdpdr)
DEVICE_DRIVE_EXT *device_ext;
ULONG_PTR *keys;
UINT32 ids[1];
WIN32ERROR error;
f = fopen("/proc/mounts", "r");
if (f == NULL)
{
return;
WLog_ERR(TAG, "fopen failed!");
return ERROR_OPEN_FAILED;
}
while ((line = next_line(f, &len)))
@ -387,6 +401,8 @@ static void handle_hotplug(rdpdrPlugin* rdpdr)
BOOL dev_found = FALSE;
device_ext = (DEVICE_DRIVE_EXT *)ListDictionary_GetItemValue(rdpdr->devman->devices, (void *)keys[j]);
if (!device_ext)
continue;
/* not plugable device */
if (strstr(device_ext->path, "/mnt/") == NULL && strstr(device_ext->path, "/media/") == NULL)
@ -406,7 +422,11 @@ static void handle_hotplug(rdpdrPlugin* rdpdr)
{
devman_unregister_device(rdpdr->devman, (void *)keys[j]);
ids[0] = keys[j];
rdpdr_send_device_list_remove_request(rdpdr, 1, ids);
if ((error = rdpdr_send_device_list_remove_request(rdpdr, 1, ids)))
{
WLog_ERR(TAG, "rdpdr_send_device_list_remove_request failed with error %lu!", error);
return error;
}
}
}
@ -419,21 +439,45 @@ static void handle_hotplug(rdpdrPlugin* rdpdr)
{
char* name;
drive = (RDPDR_DRIVE*) malloc(sizeof(RDPDR_DRIVE));
ZeroMemory(drive, sizeof(RDPDR_DRIVE));
drive = (RDPDR_DRIVE*) calloc(1, sizeof(RDPDR_DRIVE));
if (!drive)
{
WLog_ERR(TAG, "calloc failed!");
return CHANNEL_RC_NO_MEMORY;
}
drive->Type = RDPDR_DTYP_FILESYSTEM;
drive->Path = _strdup(dev_array[i].path);
if (!drive->Path)
{
WLog_ERR(TAG, "_strdup failed!");
free(drive);
return CHANNEL_RC_NO_MEMORY;
}
name = strrchr(drive->Path, '/') + 1;
drive->Name = _strdup(name);
devman_load_device_service(rdpdr->devman, (RDPDR_DEVICE *)drive);
if (!drive->Name)
{
WLog_ERR(TAG, "_strdup failed!");
free(drive->Path);
free(drive);
return CHANNEL_RC_NO_MEMORY;
}
if ((error = devman_load_device_service(rdpdr->devman, (RDPDR_DEVICE *)drive)))
{
WLog_ERR(TAG, "devman_load_device_service failed!");
free(drive->Path);
free(drive->Name);
free(drive);
return error;
}
}
free(dev_array[i].path);
dev_array[i].path = NULL;
}
rdpdr_send_device_list_announce_request(rdpdr, TRUE);
return rdpdr_send_device_list_announce_request(rdpdr, TRUE);
}
static void* drive_hotplug_thread_func(void* arg)
@ -443,16 +487,23 @@ static void* drive_hotplug_thread_func(void* arg)
fd_set rfds;
struct timeval tv;
int rv;
WIN32ERROR error;
rdpdr = (rdpdrPlugin*) arg;
rdpdr->stopEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
if (!(rdpdr->stopEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
{
WLog_ERR(TAG, "CreateEvent failed!");
ExitThread(ERROR_INTERNAL_ERROR);
return NULL;
}
mfd = open("/proc/mounts", O_RDONLY, 0);
if (mfd < 0)
{
WLog_ERR(TAG, "ERROR: Unable to open /proc/mounts.");
ExitThread(ERROR_INTERNAL_ERROR);
return NULL;
}
@ -461,7 +512,12 @@ static void* drive_hotplug_thread_func(void* arg)
tv.tv_sec = 1;
tv.tv_usec = 0;
handle_hotplug(rdpdr);
if ((error = handle_hotplug(rdpdr)))
{
WLog_ERR(TAG, "handle_hotplug failed with error %lu!", error);
ExitThread((DWORD)error);
return NULL;
}
while ((rv = select(mfd+1, NULL, NULL, &rfds, &tv)) >= 0)
{
@ -471,7 +527,12 @@ static void* drive_hotplug_thread_func(void* arg)
if (FD_ISSET(mfd, &rfds))
{
/* file /proc/mounts changed, handle this */
handle_hotplug(rdpdr);
if ((error = handle_hotplug(rdpdr)))
{
WLog_ERR(TAG, "handle_hotplug failed with error %lu!", error);
ExitThread((DWORD)error);
return NULL;
}
}
FD_ZERO(&rfds);
@ -480,6 +541,7 @@ static void* drive_hotplug_thread_func(void* arg)
tv.tv_usec = 0;
}
ExitThread(CHANNEL_RC_OK);
return NULL;
}
@ -498,13 +560,20 @@ static void drive_hotplug_thread_terminate(rdpdrPlugin* rdpdr)
#endif
static void rdpdr_process_connect(rdpdrPlugin* rdpdr)
static WIN32ERROR rdpdr_process_connect(rdpdrPlugin* rdpdr)
{
UINT32 index;
RDPDR_DEVICE* device;
rdpSettings* settings;
WIN32ERROR error = CHANNEL_RC_OK;
rdpdr->devman = devman_new(rdpdr);
if (!rdpdr->devman)
{
WLog_ERR(TAG, "devman_new failed!");
return CHANNEL_RC_NO_MEMORY;
}
settings = (rdpSettings*) rdpdr->channelEntryPoints.pExtendedData;
if (settings->ClientHostname)
strncpy(rdpdr->computerName, settings->ClientHostname, sizeof(rdpdr->computerName) - 1);
@ -517,13 +586,23 @@ static void rdpdr_process_connect(rdpdrPlugin* rdpdr)
if (device->Name && (strcmp(device->Name, "*") == 0))
{
rdpdr->hotplugThread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) drive_hotplug_thread_func, rdpdr, 0, NULL);
if (!(rdpdr->hotplugThread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) drive_hotplug_thread_func, rdpdr, 0, NULL)))
{
WLog_ERR(TAG, "CreateThread failed!");
return ERROR_INTERNAL_ERROR;
}
continue;
}
devman_load_device_service(rdpdr->devman, device);
if ((error = devman_load_device_service(rdpdr->devman, device)))
{
WLog_ERR(TAG, "devman_load_device_service failed with error %lu!", error);
return error;
}
}
return error;
}
static void rdpdr_process_server_announce_request(rdpdrPlugin* rdpdr, wStream* s)
@ -535,11 +614,16 @@ static void rdpdr_process_server_announce_request(rdpdrPlugin* rdpdr, wStream* s
rdpdr->sequenceId++;
}
static void rdpdr_send_client_announce_reply(rdpdrPlugin* rdpdr)
static WIN32ERROR rdpdr_send_client_announce_reply(rdpdrPlugin* rdpdr)
{
wStream* s;
s = Stream_New(NULL, 12);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_OK;
}
Stream_Write_UINT16(s, RDPDR_CTYP_CORE); /* Component (2 bytes) */
Stream_Write_UINT16(s, PAKID_CORE_CLIENTID_CONFIRM); /* PacketId (2 bytes) */
@ -548,10 +632,10 @@ static void rdpdr_send_client_announce_reply(rdpdrPlugin* rdpdr)
Stream_Write_UINT16(s, rdpdr->versionMinor);
Stream_Write_UINT32(s, (UINT32) rdpdr->clientID);
rdpdr_send(rdpdr, s);
return rdpdr_send(rdpdr, s);
}
static void rdpdr_send_client_name_request(rdpdrPlugin* rdpdr)
static WIN32ERROR rdpdr_send_client_name_request(rdpdrPlugin* rdpdr)
{
wStream* s;
WCHAR* computerNameW = NULL;
@ -563,6 +647,11 @@ static void rdpdr_send_client_name_request(rdpdrPlugin* rdpdr)
computerNameLenW = ConvertToUnicode(CP_UTF8, 0, rdpdr->computerName, -1, &computerNameW, 0) * 2;
s = Stream_New(NULL, 16 + computerNameLenW + 2);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write_UINT16(s, RDPDR_CTYP_CORE); /* Component (2 bytes) */
Stream_Write_UINT16(s, PAKID_CORE_CLIENT_NAME); /* PacketId (2 bytes) */
@ -575,7 +664,7 @@ static void rdpdr_send_client_name_request(rdpdrPlugin* rdpdr)
free(computerNameW);
rdpdr_send(rdpdr, s);
return rdpdr_send(rdpdr, s);
}
static void rdpdr_process_server_clientid_confirm(rdpdrPlugin* rdpdr, wStream* s)
@ -600,7 +689,7 @@ static void rdpdr_process_server_clientid_confirm(rdpdrPlugin* rdpdr, wStream* s
}
}
static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL userLoggedOn)
static WIN32ERROR rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL userLoggedOn)
{
int i;
BYTE c;
@ -615,6 +704,11 @@ static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL use
ULONG_PTR* pKeys;
s = Stream_New(NULL, 256);
if (!s)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write_UINT16(s, RDPDR_CTYP_CORE); /* Component (2 bytes) */
Stream_Write_UINT16(s, PAKID_CORE_DEVICELIST_ANNOUNCE); /* PacketId (2 bytes) */
@ -642,7 +736,11 @@ static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL use
(device->type == RDPDR_DTYP_SMARTCARD) || userLoggedOn)
{
data_len = (int) (device->data == NULL ? 0 : Stream_GetPosition(device->data));
Stream_EnsureRemainingCapacity(s, 20 + data_len);
if (!Stream_EnsureRemainingCapacity(s, 20 + data_len))
{
WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write_UINT32(s, device->type); /* deviceType */
Stream_Write_UINT32(s, device->id); /* deviceID */
@ -677,29 +775,34 @@ static void rdpdr_send_device_list_announce_request(rdpdrPlugin* rdpdr, BOOL use
Stream_SetPosition(s, pos);
Stream_SealLength(s);
rdpdr_send(rdpdr, s);
return rdpdr_send(rdpdr, s);
}
static BOOL rdpdr_process_irp(rdpdrPlugin* rdpdr, wStream* s)
static WIN32ERROR rdpdr_process_irp(rdpdrPlugin* rdpdr, wStream* s)
{
IRP* irp;
WIN32ERROR error = CHANNEL_RC_OK;
irp = irp_new(rdpdr->devman, s);
if (!irp)
return FALSE;
{
WLog_ERR(TAG, "irp_new failed!");
return CHANNEL_RC_NO_MEMORY;
}
IFCALL(irp->device->IRPRequest, irp->device, irp);
IFCALLRET(irp->device->IRPRequest, error, irp->device, irp);
return TRUE;
return error;
}
static void rdpdr_process_init(rdpdrPlugin* rdpdr)
static WIN32ERROR rdpdr_process_init(rdpdrPlugin* rdpdr)
{
int index;
int keyCount;
DEVICE* device;
ULONG_PTR* pKeys;
WIN32ERROR error = CHANNEL_RC_OK;
pKeys = NULL;
keyCount = ListDictionary_GetKeys(rdpdr->devman->devices, &pKeys);
@ -708,18 +811,26 @@ static void rdpdr_process_init(rdpdrPlugin* rdpdr)
{
device = (DEVICE*) ListDictionary_GetItemValue(rdpdr->devman->devices, (void*) pKeys[index]);
IFCALL(device->Init, device);
IFCALLRET(device->Init, error, device);
if (error != CHANNEL_RC_OK)
{
WLog_ERR(TAG, "Init failed!");
free(pKeys);
return error;
}
}
free(pKeys);
return CHANNEL_RC_OK;
}
static void rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
static WIN32ERROR rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
{
UINT16 component;
UINT16 packetId;
UINT32 deviceId;
UINT32 status;
WIN32ERROR error;
Stream_Read_UINT16(s, component); /* Component (2 bytes) */
Stream_Read_UINT16(s, packetId); /* PacketId (2 bytes) */
@ -730,23 +841,48 @@ static void rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
{
case PAKID_CORE_SERVER_ANNOUNCE:
rdpdr_process_server_announce_request(rdpdr, s);
rdpdr_send_client_announce_reply(rdpdr);
rdpdr_send_client_name_request(rdpdr);
rdpdr_process_init(rdpdr);
if ((error = rdpdr_send_client_announce_reply(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_send_client_announce_reply failed with error %lu", error);
return error;
}
if ((error = rdpdr_send_client_name_request(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_send_client_name_request failed with error %lu", error);
return error;
}
if ((error = rdpdr_process_init(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_process_init failed with error %lu", error);
return error;
}
break;
case PAKID_CORE_SERVER_CAPABILITY:
rdpdr_process_capability_request(rdpdr, s);
rdpdr_send_capability_response(rdpdr);
if ((error = rdpdr_send_capability_response(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_send_capability_response failed with error %lu", error);
return error;
}
break;
case PAKID_CORE_CLIENTID_CONFIRM:
rdpdr_process_server_clientid_confirm(rdpdr, s);
rdpdr_send_device_list_announce_request(rdpdr, FALSE);
if ((error = rdpdr_send_device_list_announce_request(rdpdr, FALSE)))
{
WLog_ERR(TAG, "rdpdr_send_device_list_announce_request failed with error %lu", error);
return error;
}
break;
case PAKID_CORE_USER_LOGGEDON:
rdpdr_send_device_list_announce_request(rdpdr, TRUE);
if ((error = rdpdr_send_device_list_announce_request(rdpdr, TRUE)))
{
WLog_ERR(TAG, "rdpdr_send_device_list_announce_request failed with error %lu", error);
return error;
}
break;
case PAKID_CORE_DEVICE_REPLY:
@ -756,12 +892,17 @@ static void rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
break;
case PAKID_CORE_DEVICE_IOREQUEST:
if (rdpdr_process_irp(rdpdr, s))
if ((error = rdpdr_process_irp(rdpdr, s)))
{
WLog_ERR(TAG, "rdpdr_process_irp failed with error %lu", error);
s = NULL;
return error;
}
break;
default:
WLog_ERR(TAG, "RDPDR_CTYP_CORE unknown PacketId: 0x%04X", packetId);
return ERROR_INVALID_DATA;
break;
}
@ -769,14 +910,17 @@ static void rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
else if (component == RDPDR_CTYP_PRN)
{
WLog_ERR(TAG, "RDPDR_CTYP_PRN unknown PacketId: 0x%04X", packetId);
return ERROR_INVALID_DATA;
}
else
{
WLog_ERR(TAG, "unknown message: Component: 0x%04X PacketId: 0x%04X",
component, packetId);
return ERROR_INVALID_DATA;
}
Stream_Free(s, TRUE);
return ERROR_SUCCESS;
}
@ -786,15 +930,24 @@ static void rdpdr_process_receive(rdpdrPlugin* rdpdr, wStream* s)
static wListDictionary* g_InitHandles = NULL;
static wListDictionary* g_OpenHandles = NULL;
BOOL rdpdr_add_init_handle_data(void* pInitHandle, void* pUserData)
WIN32ERROR rdpdr_add_init_handle_data(void* pInitHandle, void* pUserData)
{
if (!g_InitHandles)
{
g_InitHandles = ListDictionary_New(TRUE);
if (!g_InitHandles)
return FALSE;
}
return ListDictionary_Add(g_InitHandles, pInitHandle, pUserData);
if (!g_InitHandles)
{
WLog_ERR(TAG, "ListDictionary_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if (!ListDictionary_Add(g_InitHandles, pInitHandle, pUserData))
{
WLog_ERR(TAG, "ListDictionary_Add failed!");
return ERROR_INTERNAL_ERROR;
}
return ERROR_SUCCESS;
}
void* rdpdr_get_init_handle_data(void* pInitHandle)
@ -814,18 +967,27 @@ void rdpdr_remove_init_handle_data(void* pInitHandle)
}
}
BOOL rdpdr_add_open_handle_data(DWORD openHandle, void* pUserData)
WIN32ERROR rdpdr_add_open_handle_data(DWORD openHandle, void* pUserData)
{
void* pOpenHandle = (void*) (size_t) openHandle;
if (!g_OpenHandles)
{
g_OpenHandles = ListDictionary_New(TRUE);
if (!g_OpenHandles)
return FALSE;
}
return ListDictionary_Add(g_OpenHandles, pOpenHandle, pUserData);
if (!g_OpenHandles)
{
WLog_ERR(TAG, "ListDictionary_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
if (!ListDictionary_Add(g_OpenHandles, pOpenHandle, pUserData))
{
WLog_ERR(TAG, "ListDictionary_Add failed!");
return ERROR_INTERNAL_ERROR;
}
return ERROR_SUCCESS;
}
void* rdpdr_get_open_handle_data(DWORD openHandle)
@ -847,9 +1009,9 @@ void rdpdr_remove_open_handle_data(DWORD openHandle)
}
}
int rdpdr_send(rdpdrPlugin* rdpdr, wStream* s)
WIN32ERROR rdpdr_send(rdpdrPlugin* rdpdr, wStream* s)
{
UINT32 status = 0;
WIN32ERROR status;
rdpdrPlugin* plugin = (rdpdrPlugin*) rdpdr;
if (!plugin)
@ -872,7 +1034,7 @@ int rdpdr_send(rdpdrPlugin* rdpdr, wStream* s)
return status;
}
static void rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
static WIN32ERROR rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
void* pData, UINT32 dataLength, UINT32 totalLength, UINT32 dataFlags)
{
wStream* data_in;
@ -885,7 +1047,7 @@ static void rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
* ignored in client-to-server data." Thus it would be best practice to cease data
* transmission. However, simply returning here avoids a crash.
*/
return;
return ERROR_SUCCESS;
}
if (dataFlags & CHANNEL_FLAG_FIRST)
@ -894,10 +1056,19 @@ static void rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
Stream_Free(rdpdr->data_in, TRUE);
rdpdr->data_in = Stream_New(NULL, totalLength);
if (!rdpdr->data_in)
{
WLog_ERR(TAG, "Stream_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
}
data_in = rdpdr->data_in;
Stream_EnsureRemainingCapacity(data_in, (int) dataLength);
if (!Stream_EnsureRemainingCapacity(data_in, (int) dataLength))
{
WLog_ERR(TAG, "Stream_EnsureRemainingCapacity failed!");
return CHANNEL_RC_NO_MEMORY;
}
Stream_Write(data_in, pData, dataLength);
if (dataFlags & CHANNEL_FLAG_LAST)
@ -905,6 +1076,7 @@ static void rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
if (Stream_Capacity(data_in) != Stream_GetPosition(data_in))
{
WLog_ERR(TAG, "rdpdr_virtual_channel_event_data_received: read error");
return ERROR_INTERNAL_ERROR;
}
rdpdr->data_in = NULL;
@ -913,6 +1085,7 @@ static void rdpdr_virtual_channel_event_data_received(rdpdrPlugin* rdpdr,
MessageQueue_Post(rdpdr->queue, NULL, 0, (void*) data_in, NULL);
}
return CHANNEL_RC_OK;
}
static VOID VCAPITYPE rdpdr_virtual_channel_open_event(DWORD openHandle, UINT event,
@ -925,13 +1098,19 @@ static VOID VCAPITYPE rdpdr_virtual_channel_open_event(DWORD openHandle, UINT ev
if (!rdpdr)
{
WLog_ERR(TAG, "rdpdr_virtual_channel_open_event: error no match");
rdpdr->error = CHANNEL_RC_BAD_CHANNEL;
return;
}
rdpdr->error = CHANNEL_RC_OK;
switch (event)
{
case CHANNEL_EVENT_DATA_RECEIVED:
rdpdr_virtual_channel_event_data_received(rdpdr, pData, dataLength, totalLength, dataFlags);
if ((rdpdr->error = rdpdr_virtual_channel_event_data_received(rdpdr, pData, dataLength, totalLength, dataFlags)))
{
WLog_ERR(TAG, "rdpdr_virtual_channel_event_data_received failed with error %lu!", rdpdr->error );
return;
}
break;
case CHANNEL_EVENT_WRITE_COMPLETE:
@ -941,6 +1120,8 @@ static VOID VCAPITYPE rdpdr_virtual_channel_open_event(DWORD openHandle, UINT ev
case CHANNEL_EVENT_USER:
break;
}
return;
//TODO report error
}
static void* rdpdr_virtual_channel_client_thread(void* arg)
@ -948,8 +1129,14 @@ static void* rdpdr_virtual_channel_client_thread(void* arg)
wStream* data;
wMessage message;
rdpdrPlugin* rdpdr = (rdpdrPlugin*) arg;
int error;
rdpdr_process_connect(rdpdr);
if ((error = rdpdr_process_connect(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_process_connect failed with error %lu!", error);
ExitThread((DWORD) error);
return NULL;
}
while (1)
{
@ -964,7 +1151,12 @@ static void* rdpdr_virtual_channel_client_thread(void* arg)
if (message.id == 0)
{
data = (wStream*) message.wParam;
rdpdr_process_receive(rdpdr, data);
if ((error = rdpdr_process_receive(rdpdr, data)))
{
WLog_ERR(TAG, "rdpdr_process_receive failed with error %lu!", error);
ExitThread((DWORD) error);
return NULL;
}
}
}
}
@ -973,45 +1165,46 @@ static void* rdpdr_virtual_channel_client_thread(void* arg)
return NULL;
}
static void rdpdr_virtual_channel_event_connected(rdpdrPlugin* rdpdr, LPVOID pData, UINT32 dataLength)
static WIN32ERROR rdpdr_virtual_channel_event_connected(rdpdrPlugin* rdpdr, LPVOID pData, UINT32 dataLength)
{
UINT32 status;
WIN32ERROR error;
status = rdpdr->channelEntryPoints.pVirtualChannelOpen(rdpdr->InitHandle,
&rdpdr->OpenHandle, rdpdr->channelDef.name, rdpdr_virtual_channel_open_event);
if (!rdpdr_add_open_handle_data(rdpdr->OpenHandle, rdpdr))
if ((error = rdpdr_add_open_handle_data(rdpdr->OpenHandle, rdpdr)))
{
WLog_ERR(TAG, "%s: unable to register open handle", __FUNCTION__);
return;
WLog_ERR(TAG, "rdpdr_add_open_handle_data failed with error %lu!", error);
return error;
}
if (status != CHANNEL_RC_OK)
{
WLog_ERR(TAG, "pVirtualChannelOpen failed with %s [%08X]",
WTSErrorToString(status), status);
return;
return status;
}
rdpdr->queue = MessageQueue_New(NULL);
if (!rdpdr->queue)
{
WLog_ERR(TAG, "%s: unable to create queue", __FUNCTION__);
return;
WLog_ERR(TAG, "MessageQueue_New failed!");
return CHANNEL_RC_NO_MEMORY;
}
rdpdr->thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) rdpdr_virtual_channel_client_thread, (void*) rdpdr, 0, NULL);
if (!rdpdr->thread)
if (!(rdpdr->thread = CreateThread(NULL, 0,
(LPTHREAD_START_ROUTINE) rdpdr_virtual_channel_client_thread, (void*) rdpdr, 0, NULL)))
{
WLog_ERR(TAG, "%s: unable to create thread", __FUNCTION__);
return;
WLog_ERR(TAG, "CreateThread failed!");
return ERROR_INTERNAL_ERROR;
}
return CHANNEL_RC_OK;
}
static void rdpdr_virtual_channel_event_disconnected(rdpdrPlugin* rdpdr)
static WIN32ERROR rdpdr_virtual_channel_event_disconnected(rdpdrPlugin* rdpdr)
{
UINT rc;
WIN32ERROR error;
MessageQueue_PostQuit(rdpdr->queue, 0);
WaitForSingleObject(rdpdr->thread, INFINITE);
@ -1024,11 +1217,11 @@ static void rdpdr_virtual_channel_event_disconnected(rdpdrPlugin* rdpdr)
drive_hotplug_thread_terminate(rdpdr);
rc = rdpdr->channelEntryPoints.pVirtualChannelClose(rdpdr->OpenHandle);
if (CHANNEL_RC_OK != rc)
error = rdpdr->channelEntryPoints.pVirtualChannelClose(rdpdr->OpenHandle);
if (CHANNEL_RC_OK != error)
{
WLog_ERR(TAG, "pVirtualChannelClose failed with %s [%08X]",
WTSErrorToString(rc), rc);
WTSErrorToString(error), error);
}
if (rdpdr->data_in)
@ -1044,6 +1237,7 @@ static void rdpdr_virtual_channel_event_disconnected(rdpdrPlugin* rdpdr)
}
rdpdr_remove_open_handle_data(rdpdr->OpenHandle);
return error;
}
static void rdpdr_virtual_channel_event_terminated(rdpdrPlugin* rdpdr)
@ -1062,23 +1256,40 @@ static VOID VCAPITYPE rdpdr_virtual_channel_init_event(LPVOID pInitHandle, UINT
if (!rdpdr)
{
WLog_ERR(TAG, "rdpdr_virtual_channel_init_event: error no match");
rdpdr->error = CHANNEL_RC_BAD_CHANNEL;
return;
}
rdpdr->error = CHANNEL_RC_OK;
switch (event)
{
case CHANNEL_EVENT_CONNECTED:
rdpdr_virtual_channel_event_connected(rdpdr, pData, dataLength);
if ((rdpdr->error = rdpdr_virtual_channel_event_connected(rdpdr, pData, dataLength)))
{
WLog_ERR(TAG, "rdpdr_virtual_channel_event_connected failed with error %lu!", rdpdr->error);
return;
}
break;
case CHANNEL_EVENT_DISCONNECTED:
rdpdr_virtual_channel_event_disconnected(rdpdr);
if ((rdpdr->error = rdpdr_virtual_channel_event_disconnected(rdpdr)))
{
WLog_ERR(TAG, "rdpdr_virtual_channel_event_disconnected failed with error %lu!", rdpdr->error);
return;
}
break;
case CHANNEL_EVENT_TERMINATED:
rdpdr_virtual_channel_event_terminated(rdpdr);
break;
default:
WLog_ERR(TAG, "unknown event %d!", event);
rdpdr->error = ERROR_INVALID_DATA;
break;
}
return;
//TODO report error
}
/* rdpdr is always built-in */
@ -1092,7 +1303,10 @@ BOOL VCAPITYPE VirtualChannelEntry(PCHANNEL_ENTRY_POINTS pEntryPoints)
rdpdr = (rdpdrPlugin*) calloc(1, sizeof(rdpdrPlugin));
if (!rdpdr)
return -1;
{
WLog_ERR(TAG, "calloc failed!");
return FALSE;
}
rdpdr->channelDef.options =
CHANNEL_OPTION_INITIALIZED |
@ -1105,15 +1319,24 @@ BOOL VCAPITYPE VirtualChannelEntry(PCHANNEL_ENTRY_POINTS pEntryPoints)
CopyMemory(&(rdpdr->channelEntryPoints), pEntryPoints, sizeof(CHANNEL_ENTRY_POINTS_FREERDP));
rc = rdpdr->channelEntryPoints.pVirtualChannelInit(&rdpdr->InitHandle,
&rdpdr->channelDef, 1, VIRTUAL_CHANNEL_VERSION_WIN2000, rdpdr_virtual_channel_init_event);
if (CHANNEL_RC_OK != rc)
{
WLog_ERR(TAG, "pVirtualChannelInit failed with %s [%08X]",
WTSErrorToString(rc), rc);
free(rdpdr);
return -1;
return FALSE;
}
return rdpdr_add_init_handle_data(rdpdr->InitHandle, (void*) rdpdr);
if ((rc = rdpdr_add_init_handle_data(rdpdr->InitHandle, (void*) rdpdr)))
{
WLog_ERR(TAG, "rdpdr_add_init_handle_data failed with error %lu!", rc);
free(rdpdr);
return FALSE;
}
return TRUE;
}

5
channels/rdpdr/client/rdpdr_main.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -65,8 +67,9 @@ struct rdpdr_plugin
#else
HANDLE stopEvent;
#endif
WIN32ERROR error;
};
int rdpdr_send(rdpdrPlugin* rdpdr, wStream* s);
WIN32ERROR rdpdr_send(rdpdrPlugin* rdpdr, wStream* s);
#endif /* FREERDP_CHANNEL_RDPDR_CLIENT_MAIN_H */

929
channels/rdpdr/server/rdpdr_main.c
View File

File diff suppressed because it is too large Load Diff

5
channels/rdpdr/server/rdpdr_main.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -25,6 +27,7 @@
#include <winpr/crt.h>
#include <winpr/synch.h>
#include <winpr/thread.h>
#include <winpr/win32error.h>
#include <freerdp/settings.h>
#include <freerdp/server/rdpdr.h>
@ -80,7 +83,7 @@ struct _RDPDR_IRP
char PathName[256];
char ExtraBuffer[256];
void *CallbackData;
BOOL (*Callback)(RdpdrServerContext* context, wStream* s, struct _RDPDR_IRP* irp, UINT32 deviceId, UINT32 completionId, UINT32 ioStatus);
WIN32ERROR (*Callback)(RdpdrServerContext* context, wStream* s, struct _RDPDR_IRP* irp, UINT32 deviceId, UINT32 completionId, UINT32 ioStatus);
};
typedef struct _RDPDR_IRP RDPDR_IRP;

11
include/freerdp/channels/rdpdr.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2010-2011 Vic Lee
* Copyright 2010-2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -30,6 +32,7 @@
#include <winpr/stream.h>
#include <winpr/interlocked.h>
#include <winpr/collections.h>
#include <winpr/win32error.h>
#include <freerdp/freerdp.h>
@ -314,8 +317,8 @@ typedef struct _DEVICE DEVICE;
typedef struct _IRP IRP;
typedef struct _DEVMAN DEVMAN;
typedef void (*pcIRPRequest)(DEVICE* device, IRP* irp);
typedef void (*pcInitDevice)(DEVICE* device);
typedef WIN32ERROR (*pcIRPRequest)(DEVICE* device, IRP* irp);
typedef WIN32ERROR (*pcInitDevice)(DEVICE* device);
typedef void (*pcFreeDevice)(DEVICE* device);
struct _DEVICE
@ -331,7 +334,7 @@ struct _DEVICE
pcFreeDevice Free;
};
typedef void (*pcIRPResponse)(IRP* irp);
typedef WIN32ERROR (*pcIRPResponse)(IRP* irp);
struct _IRP
{
@ -362,7 +365,7 @@ struct _DEVMAN
wListDictionary* devices;
};
typedef void (*pcRegisterDevice)(DEVMAN* devman, DEVICE* device);
typedef WIN32ERROR (*pcRegisterDevice)(DEVMAN* devman, DEVICE* device);
struct _DEVICE_SERVICE_ENTRY_POINTS
{

24
include/freerdp/server/rdpdr.h
View File

@ -4,6 +4,8 @@
*
* Copyright 2014 Dell Software <Mike.McDonald@software.dell.com>
* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
* Copyright 2015 Thincast Technologies GmbH
* Copyright 2015 DI (FH) Martin Haimberger <martin.haimberger@thincast.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -48,18 +50,18 @@ struct _FILE_DIRECTORY_INFORMATION
};
typedef struct _FILE_DIRECTORY_INFORMATION FILE_DIRECTORY_INFORMATION;
typedef int (*psRdpdrStart)(RdpdrServerContext* context);
typedef int (*psRdpdrStop)(RdpdrServerContext* context);
typedef WIN32ERROR (*psRdpdrStart)(RdpdrServerContext* context);
typedef WIN32ERROR (*psRdpdrStop)(RdpdrServerContext* context);
typedef BOOL (*psRdpdrDriveCreateDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef BOOL (*psRdpdrDriveDeleteDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef BOOL (*psRdpdrDriveQueryDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef BOOL (*psRdpdrDriveOpenFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path, UINT32 desiredAccess, UINT32 createDisposition);
typedef BOOL (*psRdpdrDriveReadFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId, UINT32 length, UINT32 offset);
typedef BOOL (*psRdpdrDriveWriteFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId, const char* buffer, UINT32 length, UINT32 offset);
typedef BOOL (*psRdpdrDriveCloseFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId);
typedef BOOL (*psRdpdrDriveDeleteFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef BOOL (*psRdpdrDriveRenameFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* oldPath, const char* newPath);
typedef WIN32ERROR (*psRdpdrDriveCreateDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef WIN32ERROR (*psRdpdrDriveDeleteDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef WIN32ERROR (*psRdpdrDriveQueryDirectory)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef WIN32ERROR (*psRdpdrDriveOpenFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path, UINT32 desiredAccess, UINT32 createDisposition);
typedef WIN32ERROR (*psRdpdrDriveReadFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId, UINT32 length, UINT32 offset);
typedef WIN32ERROR (*psRdpdrDriveWriteFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId, const char* buffer, UINT32 length, UINT32 offset);
typedef WIN32ERROR (*psRdpdrDriveCloseFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, UINT32 fileId);
typedef WIN32ERROR (*psRdpdrDriveDeleteFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* path);
typedef WIN32ERROR (*psRdpdrDriveRenameFile)(RdpdrServerContext* context, void* callbackData, UINT32 deviceId, const char* oldPath, const char* newPath);
typedef void (*psRdpdrOnDriveCreate)(RdpdrServerContext* context, UINT32 deviceId, const char* name);
typedef void (*psRdpdrOnDriveDelete)(RdpdrServerContext* context, UINT32 deviceId);