void guac_rdpdr_fs_process_set_end_of_file_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id, int length) {
int result;
UINT64 size;
wStream* output_stream;
/* Read new size */
Stream_Read_UINT64(input_stream, size); /* AllocationSize */
GUAC_RDP_DEBUG(2, "[file_id=%i] size=%" PRIu64, file_id, (uint64_t) size);
/* Truncate file */
result = guac_rdp_fs_truncate((guac_rdp_fs*) device->data, file_id, size);
if (result < 0)
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, guac_rdp_fs_get_status(result), 4);
else
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
Stream_Write_UINT32(output_stream, length);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_set_rename_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id, int length) {
int result;
int filename_length;
wStream* output_stream;
char destination_path[GUAC_RDP_FS_MAX_PATH];
/* Read structure */
Stream_Seek_UINT8(input_stream); /* ReplaceIfExists */
Stream_Seek_UINT8(input_stream); /* RootDirectory */
Stream_Read_UINT32(input_stream, filename_length); /* FileNameLength */
/* Convert name to UTF-8 */
guac_rdp_utf16_to_utf8(Stream_Pointer(input_stream), filename_length/2,
destination_path, sizeof(destination_path));
GUAC_RDP_DEBUG(2, "[file_id=%i] destination_path=\"%s\"", file_id, destination_path);
/* If file moving to \Download folder, start stream, do not move */
if (strncmp(destination_path, "\\Download\\", 10) == 0) {
guac_rdp_fs_file* file;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
/* Initiate download, pretend move succeeded */
guac_rdpdr_start_download(device, file->absolute_path);
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
}
/* Otherwise, rename as requested */
else {
result = guac_rdp_fs_rename((guac_rdp_fs*) device->data, file_id,
destination_path);
if (result < 0)
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, guac_rdp_fs_get_status(result), 4);
else
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
}
Stream_Write_UINT32(output_stream, length);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_read(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
UINT32 length;
UINT64 offset;
char* buffer;
int bytes_read;
wStream* output_stream;
/* Read packet */
Stream_Read_UINT32(input_stream, length);
Stream_Read_UINT64(input_stream, offset);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] length=%i, offset=%" PRIu64,
__func__, file_id, length, (uint64_t) offset);
/* Ensure buffer size does not exceed a safe maximum */
if (length > GUAC_RDP_MAX_READ_BUFFER)
length = GUAC_RDP_MAX_READ_BUFFER;
/* Allocate buffer */
buffer = malloc(length);
/* Attempt read */
bytes_read = guac_rdp_fs_read((guac_rdp_fs*) device->data, file_id, offset,
buffer, length);
/* If error, return invalid parameter */
if (bytes_read < 0) {
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
guac_rdp_fs_get_status(bytes_read), 4);
Stream_Write_UINT32(output_stream, 0); /* Length */
}
/* Otherwise, send bytes read */
else {
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 4+bytes_read);
Stream_Write_UINT32(output_stream, bytes_read); /* Length */
Stream_Write(output_stream, buffer, bytes_read); /* ReadData */
}
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
free(buffer);
}
void guac_rdpdr_fs_process_close(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i]",
__func__, file_id);
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
/* If file was written to, and it's in the \Download folder, start stream */
if (file->bytes_written > 0 &&
strncmp(file->absolute_path, "\\Download\\", 10) == 0) {
guac_rdpdr_start_download(device, file->absolute_path);
guac_rdp_fs_delete((guac_rdp_fs*) device->data, file_id);
}
/* Close file */
guac_rdp_fs_close((guac_rdp_fs*) device->data, file_id);
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 4);
Stream_Write(output_stream, "\0\0\0\0", 4); /* Padding */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_standard_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
BOOL is_directory = FALSE;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
if (file->attributes & FILE_ATTRIBUTE_DIRECTORY)
is_directory = TRUE;
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 26);
Stream_Write_UINT32(output_stream, 22);
Stream_Write_UINT64(output_stream, file->size); /* AllocationSize */
Stream_Write_UINT64(output_stream, file->size); /* EndOfFile */
Stream_Write_UINT32(output_stream, 1); /* NumberOfLinks */
Stream_Write_UINT8(output_stream, 0); /* DeletePending */
Stream_Write_UINT8(output_stream, is_directory); /* Directory */
/* Reserved field must not be sent */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_attribute_tag_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 12);
Stream_Write_UINT32(output_stream, 8);
Stream_Write_UINT32(output_stream, file->attributes); /* FileAttributes */
Stream_Write_UINT32(output_stream, 0); /* ReparseTag */
/* Reserved field must not be sent */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_process_print_job_close(guac_rdpdr_device* device,
wStream* input_stream, int completion_id) {
guac_rdpdr_printer_data* printer_data =
(guac_rdpdr_printer_data*) device->data;
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 1);
Stream_Write_UINT32(output_stream, 0); /* padding*/
/* Close input and wait for output thread to finish */
close(printer_data->printer_input);
pthread_join(printer_data->printer_output_thread, NULL);
/* Close file descriptors */
close(printer_data->printer_output);
/* Close file */
guac_client_log(device->rdpdr->client, GUAC_LOG_INFO, "Print job closed");
guac_protocol_send_end(device->rdpdr->client->socket, printer_data->stream);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_basic_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 40);
Stream_Write_UINT32(output_stream, 36);
Stream_Write_UINT64(output_stream, file->ctime); /* CreationTime */
Stream_Write_UINT64(output_stream, file->atime); /* LastAccessTime */
Stream_Write_UINT64(output_stream, file->mtime); /* LastWriteTime */
Stream_Write_UINT64(output_stream, file->mtime); /* ChangeTime */
Stream_Write_UINT32(output_stream, file->attributes); /* FileAttributes */
/* Reserved field must not be sent */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_write(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
UINT32 length;
UINT64 offset;
int bytes_written;
wStream* output_stream;
/* Read packet */
Stream_Read_UINT32(input_stream, length);
Stream_Read_UINT64(input_stream, offset);
Stream_Seek(input_stream, 20); /* Padding */
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] length=%i, offset=%" PRIu64,
__func__, file_id, length, (uint64_t) offset);
/* Attempt write */
bytes_written = guac_rdp_fs_write((guac_rdp_fs*) device->data, file_id,
offset, Stream_Pointer(input_stream), length);
/* If error, return invalid parameter */
if (bytes_written < 0) {
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
guac_rdp_fs_get_status(bytes_written), 5);
Stream_Write_UINT32(output_stream, 0); /* Length */
Stream_Write_UINT8(output_stream, 0); /* Padding */
}
/* Otherwise, send success */
else {
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 5);
Stream_Write_UINT32(output_stream, bytes_written); /* Length */
Stream_Write_UINT8(output_stream, 0); /* Padding */
}
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_set_disposition_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id, int length) {
wStream* output_stream;
/* Delete file */
int result = guac_rdp_fs_delete((guac_rdp_fs*) device->data, file_id);
if (result < 0)
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, guac_rdp_fs_get_status(result), 4);
else
output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
Stream_Write_UINT32(output_stream, length);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_set_volume_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_NOT_SUPPORTED, 0);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] Set volume info not supported",
__func__, file_id);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_set_basic_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id, int length) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
/* Currently do nothing, just respond */
Stream_Write_UINT32(output_stream, length);
GUAC_RDP_DEBUG(2, "[file_id=%i] IGNORED", file_id);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_device_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 12);
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
Stream_Write_UINT32(output_stream, 8);
Stream_Write_UINT32(output_stream, FILE_DEVICE_DISK); /* DeviceType */
Stream_Write_UINT32(output_stream, 0); /* Characteristics */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_lock_control(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_NOT_SUPPORTED, 5);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] Lock not supported",
__func__, file_id);
Stream_Zero(output_stream, 5); /* Padding */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_device_control(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_INVALID_PARAMETER, 4);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] IGNORED",
__func__, file_id);
/* No content for now */
Stream_Write_UINT32(output_stream, 0);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_process_print_job_create(guac_rdpdr_device* device,
wStream* input_stream, int completion_id) {
guac_rdpdr_printer_data* printer_data =
(guac_rdpdr_printer_data*) device->data;
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 4);
/* No bytes received yet */
printer_data->bytes_received = 0;
Stream_Write_UINT32(output_stream, 0); /* fileId */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_volume_info(guac_rdpdr_device* device,
wStream* input_stream, int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 21 + GUAC_FILESYSTEM_LABEL_LENGTH);
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
Stream_Write_UINT32(output_stream, 17 + GUAC_FILESYSTEM_LABEL_LENGTH);
Stream_Write_UINT64(output_stream, 0); /* VolumeCreationTime */
Stream_Write_UINT32(output_stream, 0); /* VolumeSerialNumber */
Stream_Write_UINT32(output_stream, GUAC_FILESYSTEM_LABEL_LENGTH);
Stream_Write_UINT8(output_stream, FALSE); /* SupportsObjects */
/* Reserved field must not be sent */
Stream_Write(output_stream, GUAC_FILESYSTEM_LABEL, GUAC_FILESYSTEM_LABEL_LENGTH);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_size_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
guac_rdp_fs_info info = {0};
guac_rdp_fs_get_info((guac_rdp_fs*) device->data, &info);
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 28);
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
Stream_Write_UINT32(output_stream, 24);
Stream_Write_UINT64(output_stream, info.blocks_total); /* TotalAllocationUnits */
Stream_Write_UINT64(output_stream, info.blocks_available); /* AvailableAllocationUnits */
Stream_Write_UINT32(output_stream, 1); /* SectorsPerAllocationUnit */
Stream_Write_UINT32(output_stream, info.block_size); /* BytesPerSector */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_attribute_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 16 + GUAC_FILESYSTEM_NAME_LENGTH);
GUAC_RDP_DEBUG(2, "[file_id=%i]", file_id);
Stream_Write_UINT32(output_stream, 12 + GUAC_FILESYSTEM_NAME_LENGTH);
Stream_Write_UINT32(output_stream,
FILE_UNICODE_ON_DISK
| FILE_CASE_SENSITIVE_SEARCH
| FILE_CASE_PRESERVED_NAMES); /* FileSystemAttributes */
Stream_Write_UINT32(output_stream, GUAC_RDP_FS_MAX_PATH ); /* MaximumComponentNameLength */
Stream_Write_UINT32(output_stream, GUAC_FILESYSTEM_NAME_LENGTH);
Stream_Write(output_stream, GUAC_FILESYSTEM_NAME,
GUAC_FILESYSTEM_NAME_LENGTH);
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_full_size_info(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
guac_rdp_fs_info info = {0};
guac_rdp_fs_get_info((guac_rdp_fs*) device->data, &info);
wStream* output_stream = guac_rdpdr_new_io_completion(device,
completion_id, STATUS_SUCCESS, 36);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i]",
__func__, file_id);
Stream_Write_UINT32(output_stream, 32);
Stream_Write_UINT64(output_stream, info.blocks_total); /* TotalAllocationUnits */
Stream_Write_UINT64(output_stream, info.blocks_available); /* CallerAvailableAllocationUnits */
Stream_Write_UINT64(output_stream, info.blocks_available); /* ActualAvailableAllocationUnits */
Stream_Write_UINT32(output_stream, 1); /* SectorsPerAllocationUnit */
Stream_Write_UINT32(output_stream, info.block_size); /* BytesPerSector */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_query_directory(guac_rdpdr_device* device, wStream* input_stream,
int file_id, int completion_id) {
wStream* output_stream;
guac_rdp_fs_file* file;
int fs_information_class, initial_query;
int path_length;
const char* entry_name;
/* Get file */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file == NULL)
return;
/* Read main header */
Stream_Read_UINT32(input_stream, fs_information_class);
Stream_Read_UINT8(input_stream, initial_query);
Stream_Read_UINT32(input_stream, path_length);
/* If this is the first query, the path is included after padding */
if (initial_query) {
Stream_Seek(input_stream, 23); /* Padding */
/* Convert path to UTF-8 */
guac_rdp_utf16_to_utf8(Stream_Pointer(input_stream), path_length/2 - 1,
file->dir_pattern, sizeof(file->dir_pattern));
}
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] initial_query=%i, dir_pattern=\"%s\"",
__func__, file_id, initial_query, file->dir_pattern);
/* Find first matching entry in directory */
while ((entry_name = guac_rdp_fs_read_dir((guac_rdp_fs*) device->data,
file_id)) != NULL) {
/* Convert to absolute path */
char entry_path[GUAC_RDP_FS_MAX_PATH];
if (guac_rdp_fs_convert_path(file->absolute_path,
entry_name, entry_path) == 0) {
int entry_file_id;
/* Pattern defined and match fails, continue with next file */
if (guac_rdp_fs_matches(entry_path, file->dir_pattern))
continue;
/* Open directory entry */
entry_file_id = guac_rdp_fs_open((guac_rdp_fs*) device->data,
entry_path, ACCESS_FILE_READ_DATA, 0, DISP_FILE_OPEN, 0);
if (entry_file_id >= 0) {
/* Dispatch to appropriate class-specific handler */
switch (fs_information_class) {
case FileDirectoryInformation:
guac_rdpdr_fs_process_query_directory_info(device,
entry_name, entry_file_id, completion_id);
break;
case FileFullDirectoryInformation:
guac_rdpdr_fs_process_query_full_directory_info(device,
entry_name, entry_file_id, completion_id);
break;
case FileBothDirectoryInformation:
guac_rdpdr_fs_process_query_both_directory_info(device,
entry_name, entry_file_id, completion_id);
break;
case FileNamesInformation:
guac_rdpdr_fs_process_query_names_info(device,
entry_name, entry_file_id, completion_id);
break;
default:
guac_client_log(device->rdpdr->client, GUAC_LOG_INFO,
"Unknown dir information class: 0x%x",
fs_information_class);
}
guac_rdp_fs_close((guac_rdp_fs*) device->data, entry_file_id);
return;
} /* end if file exists */
} /* end if path valid */
} /* end if entry exists */
/*
* Handle errors as a lack of files.
*/
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_NO_MORE_FILES, 5);
Stream_Write_UINT32(output_stream, 0); /* Length */
Stream_Write_UINT8(output_stream, 0); /* Padding */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_process_print_job_write(guac_rdpdr_device* device,
wStream* input_stream, int completion_id) {
guac_rdpdr_printer_data* printer_data = (guac_rdpdr_printer_data*) device->data;
int status=0, length;
unsigned char* buffer;
wStream* output_stream;
Stream_Read_UINT32(input_stream, length);
Stream_Seek(input_stream, 8); /* Offset */
Stream_Seek(input_stream, 20); /* Padding */
buffer = Stream_Pointer(input_stream);
/* Create print job, if not yet created */
if (printer_data->bytes_received == 0) {
char filename[1024] = "guacamole-print.pdf";
unsigned char* search = buffer;
int i;
/* Search for filename within buffer */
for (i=0; i<length-9 && i < 2048; i++) {
/* If title. use as filename */
if (memcmp(search, "%%Title: ", 9) == 0) {
/* Skip past "%%Title: " */
search += 9;
/* Copy as much of title as reasonable */
int j;
for (j=0; j<sizeof(filename) - 5 /* extension + 1 */ && i<length; i++, j++) {
/* Get character, stop at EOL */
char c = *(search++);
if (c == '\r' || c == '\n')
break;
/* Copy to filename */
filename[j] = c;
}
/* Append filename with extension */
strcpy(&(filename[j]), ".pdf");
break;
}
/* Next character */
search++;
}
/* Begin file */
guac_client_log(device->rdpdr->client, GUAC_LOG_INFO, "Print job created");
guac_protocol_send_file(device->rdpdr->client->socket,
printer_data->stream, "application/pdf", filename);
/* Start print process */
if (guac_rdpdr_create_print_process(device) != 0) {
status = STATUS_DEVICE_OFF_LINE;
length = 0;
}
}
printer_data->bytes_received += length;
/* If not yet failed, write received data */
if (status == 0) {
/* Write data to printer, translate output for RDP */
length = write(printer_data->printer_input, buffer, length);
if (length == -1) {
guac_client_log(device->rdpdr->client, GUAC_LOG_ERROR, "Error writing to printer: %s", strerror(errno));
status = STATUS_DEVICE_OFF_LINE;
length = 0;
}
}
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
status, 5);
Stream_Write_UINT32(output_stream, length);
Stream_Write_UINT8(output_stream, 0); /* Padding */
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
void guac_rdpdr_fs_process_create(guac_rdpdr_device* device,
wStream* input_stream, int completion_id) {
wStream* output_stream;
int file_id;
int desired_access, file_attributes;
int create_disposition, create_options, path_length;
char path[GUAC_RDP_FS_MAX_PATH];
/* Read "create" information */
Stream_Read_UINT32(input_stream, desired_access);
Stream_Seek_UINT64(input_stream); /* allocation size */
Stream_Read_UINT32(input_stream, file_attributes);
Stream_Seek_UINT32(input_stream); /* shared access */
Stream_Read_UINT32(input_stream, create_disposition);
Stream_Read_UINT32(input_stream, create_options);
Stream_Read_UINT32(input_stream, path_length);
/* Convert path to UTF-8 */
guac_rdp_utf16_to_utf8(Stream_Pointer(input_stream), path_length/2 - 1,
path, sizeof(path));
/* Open file */
file_id = guac_rdp_fs_open((guac_rdp_fs*) device->data, path,
desired_access, file_attributes,
create_disposition, create_options);
guac_client_log(device->rdpdr->client, GUAC_LOG_DEBUG,
"%s: [file_id=%i] "
"desired_access=0x%x, file_attributes=0x%x, "
"create_disposition=0x%x, create_options=0x%x, path=\"%s\"",
__func__, file_id,
desired_access, file_attributes,
create_disposition, create_options, path);
/* If an error occurred, notify server */
if (file_id < 0) {
guac_client_log(device->rdpdr->client, GUAC_LOG_ERROR,
"File open refused (%i): \"%s\"", file_id, path);
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
guac_rdp_fs_get_status(file_id), 5);
Stream_Write_UINT32(output_stream, 0); /* fileId */
Stream_Write_UINT8(output_stream, 0); /* information */
}
/* Otherwise, open succeeded */
else {
guac_rdp_fs_file* file;
output_stream = guac_rdpdr_new_io_completion(device, completion_id,
STATUS_SUCCESS, 5);
Stream_Write_UINT32(output_stream, file_id); /* fileId */
Stream_Write_UINT8(output_stream, 0); /* information */
/* Create \Download if it doesn't exist */
file = guac_rdp_fs_get_file((guac_rdp_fs*) device->data, file_id);
if (file != NULL && strcmp(file->absolute_path, "\\") == 0) {
int download_id =
guac_rdp_fs_open((guac_rdp_fs*) device->data, "\\Download",
ACCESS_GENERIC_READ, 0,
DISP_FILE_OPEN_IF, FILE_DIRECTORY_FILE);
if (download_id >= 0)
guac_rdp_fs_close((guac_rdp_fs*) device->data, download_id);
}
}
svc_plugin_send((rdpSvcPlugin*) device->rdpdr, output_stream);
}
