Initial transport layer implementation

found by coverity

705        if (transferDir == USBD_TRANSFER_DIRECTION_OUT)
706        {
      18. Condition !Stream_CheckAndLogRequiredLengthEx("com.freerdp.channels.urbdrc.client" /* "com.freerdp.channels.urbdrc.client" */, 3, s, OutputBufferSize, 1, "%s(%s:%zu)" /* "%s(%s:%zu)" */, <anonymous>, "/home/runner/work/FreeRDP/FreeRDP/channels/urbdrc/client/data_transfer.c", 707UL /* (size_t)707 */), taking true branch.
707                if (!Stream_CheckAndLogRequiredLength(TAG, s, OutputBufferSize))

CID 424733: (#1 of 1): Resource leak (RESOURCE_LEAK)
19. leaked_storage: Variable out going out of scope leaks the storage it points to.
708                        return ERROR_INVALID_DATA;
709                Stream_Copy(s, out, OutputBufferSize);
710        }

found by coverity

655        if (Stream_Write_UTF16_String_From_UTF8(s, tmpDirCharLen - 1, tempDirectory->szTempDir,
656                                                ARRAYSIZE(tempDirectory->szTempDir), TRUE) < 0)

CID 424748: (#1 of 1): Resource leak (RESOURCE_LEAK)
9. leaked_storage: Variable s going out of scope leaks the storage it points to.
657                return ERROR_INTERNAL_ERROR;
658        /* Path must be 260 UTF16 characters with '\0' termination.
659         * ensure this here */

found by coverity

128                if (winpr_asprintf(&headers, &size, post_header_fmt, path, hostname, blen) < 0)

CID 424888: (#1 of 1): Resource leak (RESOURCE_LEAK)
15. leaked_storage: Variable hostname going out of scope leaks the storage it points to.
129                        return FALSE;
130        }

Fix hanging RDP connection when opposite side is down and thru forwarder