/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is libguac-client-rdp. * * The Initial Developer of the Original Code is * Michael Jumper. * Portions created by the Initial Developer are Copyright (C) 2011 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #ifdef ENABLE_WINPR #include #else #include "compat/winpr-stream.h" #endif #include #include "rdpdr_messages.h" #include "rdpdr_fs.h" #include "rdpdr_service.h" #include "client.h" #include static void guac_rdpdr_fs_process_create(guac_rdpdr_device* device, wStream* input_stream, int completion_id) { wStream* output_stream = Stream_New(NULL, 21); /* uint64_t allocation_size; int desired_access, file_attributes, shared_access; int create_disposition, create_options, path_length; char* path; */ int file_id = guac_rdpdr_fs_open(device); /* FIXME: Assuming file IDs are available */ guac_client_log_info(device->rdpdr->client, "open: %i", file_id); /* Write header */ Stream_Write_UINT16(output_stream, RDPDR_CTYP_CORE); Stream_Write_UINT16(output_stream, PAKID_CORE_DEVICE_IOCOMPLETION); /* Write content */ Stream_Write_UINT32(output_stream, device->device_id); Stream_Write_UINT32(output_stream, completion_id); Stream_Write_UINT32(output_stream, 0); /* Success */ Stream_Write_UINT32(output_stream, file_id); /* fileId */ Stream_Write_UINT8(output_stream, FILE_OPENED); svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream); } static void guac_rdpdr_fs_process_read(guac_rdpdr_device* device, wStream* input_stream, int file_id, int completion_id) { /* STUB */ guac_client_log_error(device->rdpdr->client, "read: %i", file_id); } static void guac_rdpdr_fs_process_write(guac_rdpdr_device* device, wStream* input_stream, int file_id, int completion_id) { /* STUB */ guac_client_log_error(device->rdpdr->client, "write: %i", file_id); } static void guac_rdpdr_fs_process_close(guac_rdpdr_device* device, wStream* input_stream, int file_id, int completion_id) { wStream* output_stream = Stream_New(NULL, 21); /* STUB */ guac_client_log_info(device->rdpdr->client, "close: %i", file_id); guac_rdpdr_fs_close(device, file_id); /* Write header */ Stream_Write_UINT16(output_stream, RDPDR_CTYP_CORE); Stream_Write_UINT16(output_stream, PAKID_CORE_DEVICE_IOCOMPLETION); /* Write content */ Stream_Write_UINT32(output_stream, device->device_id); Stream_Write_UINT32(output_stream, completion_id); Stream_Write_UINT32(output_stream, 0); /* Success */ Stream_Write(output_stream, "\0\0\0\0\0", 5); /* Padding */ svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream); } static void guac_rdpdr_device_fs_announce_handler(guac_rdpdr_device* device, wStream* output_stream, int device_id) { /* Filesystem header */ guac_client_log_info(device->rdpdr->client, "Sending filesystem"); Stream_Write_UINT32(output_stream, RDPDR_DTYP_FILESYSTEM); Stream_Write_UINT32(output_stream, device_id); Stream_Write(output_stream, "GUAC\0\0\0\0", 8); /* DOS name */ /* Filesystem data */ Stream_Write_UINT32(output_stream, GUAC_FILESYSTEM_NAME_LENGTH); Stream_Write(output_stream, GUAC_FILESYSTEM_NAME, GUAC_FILESYSTEM_NAME_LENGTH); } static void guac_rdpdr_device_fs_iorequest_handler(guac_rdpdr_device* device, wStream* input_stream, int file_id, int completion_id, int major_func, int minor_func) { switch (major_func) { /* File open */ case IRP_MJ_CREATE: guac_rdpdr_fs_process_create(device, input_stream, completion_id); break; /* File close */ case IRP_MJ_CLOSE: guac_rdpdr_fs_process_close(device, input_stream, file_id, completion_id); break; /* File read */ case IRP_MJ_READ: guac_rdpdr_fs_process_read(device, input_stream, file_id, completion_id); break; /* File write */ case IRP_MJ_WRITE: guac_rdpdr_fs_process_write(device, input_stream, file_id, completion_id); break; case IRP_MJ_DEVICE_CONTROL: guac_client_log_error(device->rdpdr->client, "IRP_MJ_DEVICE_CONTROL unsupported"); break; case IRP_MJ_QUERY_VOLUME_INFORMATION: guac_client_log_error(device->rdpdr->client, "IRP_MJ_QUERY_VOLUME_INFORMATION unsupported"); break; case IRP_MJ_SET_VOLUME_INFORMATION: guac_client_log_error(device->rdpdr->client, "IRP_MJ_SET_VOLUME_INFORMATION unsupported"); break; case IRP_MJ_QUERY_INFORMATION: guac_client_log_error(device->rdpdr->client, "IRP_MJ_QUERY_INFORMATION unsupported"); break; case IRP_MJ_SET_INFORMATION: guac_client_log_error(device->rdpdr->client, "IRP_MJ_SET_INFORMATION unsupported"); break; case IRP_MJ_DIRECTORY_CONTROL: guac_client_log_error(device->rdpdr->client, "IRP_MJ_DIRECTORY_CONTROL unsupported"); break; case IRP_MJ_LOCK_CONTROL: guac_client_log_error(device->rdpdr->client, "IRP_MJ_LOCK_CONTROL unsupported"); break; default: guac_client_log_error(device->rdpdr->client, "Unknown filesystem I/O request function: 0x%x/0x%x", major_func, minor_func); } } static void guac_rdpdr_device_fs_free_handler(guac_rdpdr_device* device) { guac_rdpdr_fs_data* data = (guac_rdpdr_fs_data*) device->data; guac_pool_free(data->file_id_pool); free(data); } void guac_rdpdr_register_fs(guac_rdpdrPlugin* rdpdr) { guac_rdpdr_fs_data* data; int id = rdpdr->devices_registered++; /* Get new device */ guac_rdpdr_device* device = &(rdpdr->devices[id]); /* Init device */ device->rdpdr = rdpdr; device->device_id = id; device->device_name = "Guacamole Filesystem"; /* Set handlers */ device->announce_handler = guac_rdpdr_device_fs_announce_handler; device->iorequest_handler = guac_rdpdr_device_fs_iorequest_handler; device->free_handler = guac_rdpdr_device_fs_free_handler; /* Init data */ data = device->data = malloc(sizeof(guac_rdpdr_fs_data)); data->file_id_pool = guac_pool_alloc(0); data->open_files = 0; } int guac_rdpdr_fs_open(guac_rdpdr_device* device) { guac_rdpdr_fs_data* data = (guac_rdpdr_fs_data*) device->data; if (data->open_files < GUAC_RDPDR_FS_MAX_FILES) { /* Get file ID */ int file_id = guac_pool_next_int(data->file_id_pool); data->open_files++; return file_id; } /* Otherwise, no file IDs available */ return -1; } void guac_rdpdr_fs_close(guac_rdpdr_device* device, int file_id) { guac_rdpdr_fs_data* data = (guac_rdpdr_fs_data*) device->data; guac_pool_free_int(data->file_id_pool, file_id); data->open_files--; }