1 /*************************************************************************** 2 * Copyright (c) 2024 Microsoft Corporation 3 * 4 * This program and the accompanying materials are made available under the 5 * terms of the MIT License which is available at 6 * https://opensource.org/licenses/MIT. 7 * 8 * SPDX-License-Identifier: MIT 9 **************************************************************************/ 10 11 12 /**************************************************************************/ 13 /**************************************************************************/ 14 /** */ 15 /** USBX Component */ 16 /** */ 17 /** CDC ACM Class */ 18 /** */ 19 /**************************************************************************/ 20 /**************************************************************************/ 21 22 23 /**************************************************************************/ 24 /* */ 25 /* COMPONENT DEFINITION RELEASE */ 26 /* */ 27 /* ux_host_class_cdc_acm.h PORTABLE C */ 28 /* 6.1.10 */ 29 /* AUTHOR */ 30 /* */ 31 /* Chaoqiong Xiao, Microsoft Corporation */ 32 /* */ 33 /* DESCRIPTION */ 34 /* */ 35 /* This file contains all the header and extern functions used by the */ 36 /* USBX CDC ACM class. */ 37 /* */ 38 /* RELEASE HISTORY */ 39 /* */ 40 /* DATE NAME DESCRIPTION */ 41 /* */ 42 /* 05-19-2020 Chaoqiong Xiao Initial Version 6.0 */ 43 /* 09-30-2020 Chaoqiong Xiao Modified comment(s), */ 44 /* used UX prefix to refer to */ 45 /* TX symbols instead of using */ 46 /* them directly, */ 47 /* resulting in version 6.1 */ 48 /* 08-02-2021 Wen Wang Modified comment(s), */ 49 /* added extern "C" keyword */ 50 /* for compatibility with C++, */ 51 /* resulting in version 6.1.8 */ 52 /* 01-31-2022 Chaoqiong Xiao Modified comment(s), */ 53 /* added standalone support, */ 54 /* used defined line coding */ 55 /* instead of magic number, */ 56 /* resulting in version 6.1.10 */ 57 /* */ 58 /**************************************************************************/ 59 60 #ifndef UX_HOST_CLASS_CDC_ACM_H 61 #define UX_HOST_CLASS_CDC_ACM_H 62 63 /* Determine if a C++ compiler is being used. If so, ensure that standard 64 C is used to process the API information. */ 65 66 #ifdef __cplusplus 67 68 /* Yes, C++ compiler is present. Use standard C. */ 69 extern "C" { 70 71 #endif 72 73 74 /* Internal option: enable the basic USBX error checking. This define is typically used 75 while debugging application. */ 76 #if defined(UX_ENABLE_ERROR_CHECKING) && !defined(UX_HOST_CLASS_CDC_ACM_ENABLE_ERROR_CHECKING) 77 #define UX_HOST_CLASS_CDC_ACM_ENABLE_ERROR_CHECKING 78 #endif 79 80 81 /* Define CDC ACM Class constants. */ 82 83 #define UX_HOST_CLASS_CDC_ACM_DEVICE_INIT_DELAY 1000 84 #define UX_HOST_CLASS_CDC_ACM_CLASS_TRANSFER_TIMEOUT 300000 85 #define UX_HOST_CLASS_CDC_DATA_CLASS 0x0A 86 #define UX_HOST_CLASS_CDC_CONTROL_CLASS 0x02 87 #define UX_HOST_CLASS_CDC_ACM_SUBCLASS 0X02 88 #define UX_HOST_CLASS_CDC_DLC_SUBCLASS 0X01 89 #define UX_HOST_CLASS_CDC_ACM_CS_INTERFACE 0x24 90 91 /* Define CDC ACM Class descriptor subtypes in functional descriptors. */ 92 #define UX_HOST_CLASS_CDC_ACM_HEADER_DESCRIPTOR 0X00 93 #define UX_HOST_CLASS_CDC_ACM_CALL_MANAGEMENT_DESCRIPTOR 0X01 94 #define UX_HOST_CLASS_CDC_ACM_ABSTRACT_CONTROL_MGT_DESCRIPTOR 0X02 95 #define UX_HOST_CLASS_CDC_ACM_DIRECT_LINE_MGT_DESCRIPTOR 0X03 96 #define UX_HOST_CLASS_CDC_ACM_TELEPHONE_RINGER_DESCRIPTOR 0X04 97 #define UX_HOST_CLASS_CDC_ACM_REPORT_CAPABILITY_DESCRIPTOR 0X05 98 #define UX_HOST_CLASS_CDC_ACM_UNION_DESCRIPTOR 0X06 99 #define UX_HOST_CLASS_CDC_ACM_COUNTRY_SELECTION_DESCRIPTOR 0X07 100 #define UX_HOST_CLASS_CDC_ACM_TELEPHONE_OPERATIONAL_DESCRIPTOR 0X08 101 #define UX_HOST_CLASS_CDC_ACM_USB_TERMINAL_DESCRIPTOR 0X09 102 103 /* Define CDC ACM Class call management descriptors. */ 104 #define UX_HOST_CLASS_CDC_ACM_CALL_MANAGEMENT_CAPABILITIES 0x03 105 #define UX_HOST_CLASS_CDC_ACM_CALL_MANAGEMENT_DCM 0x01 106 #define UX_HOST_CLASS_CDC_ACM_CALL_MANAGEMENT_DCI 0x02 107 108 /* Define CDC ACM Class union interface functional descriptors. */ 109 #define UX_HOST_CLASS_CDC_ACM_UNION_FUNCTIONAL_MASTER 0x03 110 111 /* Define CDC ACM command request values. */ 112 113 #define UX_HOST_CLASS_CDC_ACM_REQ_SEND_ENCAPSULATED_COMMAND 0x00 114 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_ENCAPSULATED_COMMAND 0x01 115 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_COMM_FEATURE 0x02 116 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_COMM_FEATURE 0x03 117 #define UX_HOST_CLASS_CDC_ACM_REQ_CLEAR_COMM_FEATURE 0x04 118 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_AUX_LINE_STATE 0x10 119 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_HOOK_STATE 0x11 120 #define UX_HOST_CLASS_CDC_ACM_REQ_PULSE_SETUP 0x12 121 #define UX_HOST_CLASS_CDC_ACM_REQ_SEND_PULSE 0x13 122 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_PUSLE_TIME 0x14 123 #define UX_HOST_CLASS_CDC_ACM_REQ_RING_AUX_JACK 0x15 124 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_LINE_CODING 0x20 125 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_LINE_CODING 0x21 126 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_LINE_STATE 0x22 127 #define UX_HOST_CLASS_CDC_ACM_REQ_SEND_BREAK 0x23 128 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_RINGER_PARMS 0x30 129 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_RINGER_PARMS 0x31 130 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_OPERATION_PARMS 0x32 131 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_OPERATION_PARMS 0x33 132 #define UX_HOST_CLASS_CDC_ACM_REQ_SET_LINE_PARMS 0x34 133 #define UX_HOST_CLASS_CDC_ACM_REQ_GET_LINE_PARMS 0x35 134 135 /* Define CDC ACM line output control values. */ 136 137 #define UX_HOST_CLASS_CDC_ACM_CTRL_DTR 0x01 138 #define UX_HOST_CLASS_CDC_ACM_CTRL_RTS 0x02 139 140 /* Define CDC ACM line input control values. */ 141 142 #define UX_HOST_CLASS_CDC_ACM_CTRL_DCD 0x01 143 #define UX_HOST_CLASS_CDC_ACM_CTRL_DSR 0x02 144 #define UX_HOST_CLASS_CDC_ACM_CTRL_BRK 0x04 145 #define UX_HOST_CLASS_CDC_ACM_CTRL_RI 0x08 146 147 #define UX_HOST_CLASS_CDC_ACM_CTRL_FRAMING 0x10 148 #define UX_HOST_CLASS_CDC_ACM_CTRL_PARITY 0x20 149 #define UX_HOST_CLASS_CDC_ACM_CTRL_OVERRUN 0x40 150 151 /* Define CDC ACM Class packet equivalences. */ 152 153 #define UX_HOST_CLASS_CDC_ACM_PACKET_SIZE 128 154 155 /* Define CDC ACM default values. */ 156 157 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_DEFAULT_RATE 9600 158 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_DEFAULT_STOP_BIT 0 159 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_DEFAULT_PARITY 0 160 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_DEFAULT_DATA_BIT 8 161 162 /* Define CDC ACM line coding definitions. */ 163 164 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_STOP_BIT_0 0 165 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_STOP_BIT_15 1 166 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_STOP_BIT_2 2 167 168 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY_NONE 0 169 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY_ODD 1 170 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY_EVEN 2 171 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY_MARK 3 172 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY_SPACE 4 173 174 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_LENGTH 7 175 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_RATE 0 176 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_STOP_BIT 4 177 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_PARITY 5 178 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_DATA_BIT 6 179 180 /* Define CDC ACM line state definitions. */ 181 182 #define UX_HOST_CLASS_CDC_ACM_LINE_STATE_STOP_BIT_0 0 183 #define UX_HOST_CLASS_CDC_ACM_LINE_CODING_STOP_BIT_15 1 184 185 /* Define CDC ACM IOCTL Functions. */ 186 187 #define UX_HOST_CLASS_CDC_ACM_IOCTL_SET_LINE_CODING 0 188 #define UX_HOST_CLASS_CDC_ACM_IOCTL_GET_LINE_CODING 1 189 #define UX_HOST_CLASS_CDC_ACM_IOCTL_SET_LINE_STATE 2 190 #define UX_HOST_CLASS_CDC_ACM_IOCTL_SEND_BREAK 3 191 #define UX_HOST_CLASS_CDC_ACM_IOCTL_ABORT_IN_PIPE 5 192 #define UX_HOST_CLASS_CDC_ACM_IOCTL_ABORT_OUT_PIPE 6 193 #define UX_HOST_CLASS_CDC_ACM_IOCTL_NOTIFICATION_CALLBACK 7 194 #define UX_HOST_CLASS_CDC_ACM_IOCTL_GET_DEVICE_STATUS 8 195 #define UX_HOST_CLASS_CDC_ACM_IOCTL_WRITE_CALLBACK 9 196 #define UX_HOST_CLASS_CDC_ACM_IOCTL_GET_WRITE_STATUS 10 197 198 /* Define CDC ACM Reception States. */ 199 200 #define UX_HOST_CLASS_CDC_ACM_RECEPTION_STATE_STOPPED 0 201 #define UX_HOST_CLASS_CDC_ACM_RECEPTION_STATE_STARTED 1 202 #define UX_HOST_CLASS_CDC_ACM_RECEPTION_STATE_IN_TRANSFER 2 203 204 /* Define supported notification types. */ 205 206 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_NETWORK_CONNECTION 0x00 207 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_RESPONSE_AVAILABLE 0x01 208 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_SERIAL_STATE 0x20 209 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_CALL_STATE_CHANGE 0x28 210 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_LINE_STATE_CHANGE 0x29 211 #define UX_HOST_CLASS_CDC_ACM_NOTIFICATION_SPEED_CHANGE 0x2A 212 213 /* Define notification packet format. */ 214 215 #define UX_HOST_CLASS_CDC_ACM_NPF_REQUEST_TYPE 0x00 216 #define UX_HOST_CLASS_CDC_ACM_NPF_NOTIFICATION_TYPE 0x01 217 #define UX_HOST_CLASS_CDC_ACM_NPF_VALUE 0x02 218 #define UX_HOST_CLASS_CDC_ACM_NPF_INDEX 0x04 219 #define UX_HOST_CLASS_CDC_ACM_NPF_LENGTH 0x06 220 221 /* Define CDC ACM Class instance structure. */ 222 223 typedef struct UX_HOST_CLASS_CDC_ACM_STRUCT 224 { 225 struct UX_HOST_CLASS_CDC_ACM_STRUCT 226 *ux_host_class_cdc_acm_next_instance; 227 UX_HOST_CLASS *ux_host_class_cdc_acm_class; 228 UX_DEVICE *ux_host_class_cdc_acm_device; 229 UX_ENDPOINT *ux_host_class_cdc_acm_bulk_in_endpoint; 230 UX_ENDPOINT *ux_host_class_cdc_acm_bulk_out_endpoint; 231 UX_ENDPOINT *ux_host_class_cdc_acm_interrupt_endpoint; 232 UX_INTERFACE *ux_host_class_cdc_acm_interface; 233 UINT ux_host_class_cdc_acm_instance_status; 234 UINT ux_host_class_cdc_acm_state; 235 ULONG ux_host_class_cdc_acm_notification_count; 236 ULONG ux_host_class_cdc_acm_capabilities; 237 ULONG ux_host_class_cdc_acm_device_state; 238 struct UX_HOST_CLASS_CDC_ACM_RECEPTION_STRUCT 239 *ux_host_class_cdc_acm_reception; 240 241 VOID (*ux_host_class_cdc_acm_device_status_change_callback)(struct UX_HOST_CLASS_CDC_ACM_STRUCT *cdc_acm, 242 ULONG notification_type, ULONG notification_value); 243 #if !defined(UX_HOST_STANDALONE) 244 UX_SEMAPHORE ux_host_class_cdc_acm_semaphore; 245 #else 246 UINT ux_host_class_cdc_acm_status; 247 VOID *ux_host_class_cdc_acm_allocated; 248 ULONG ux_host_class_cdc_acm_interfaces_bitmap; 249 ULONG ux_host_class_cdc_acm_tick; 250 struct UX_HOST_CLASS_CDC_ACM_STRUCT 251 *ux_host_class_cdc_acm_control; 252 ULONG ux_host_class_cdc_acm_write_length; 253 ULONG ux_host_class_cdc_acm_write_count; 254 VOID (*ux_host_class_cdc_acm_write_callback)( 255 struct UX_HOST_CLASS_CDC_ACM_STRUCT *cdc_acm, 256 UINT status, ULONG length); 257 UCHAR ux_host_class_cdc_acm_cmd_state; 258 UCHAR ux_host_class_cdc_acm_read_state; 259 UCHAR ux_host_class_cdc_acm_write_state; 260 UCHAR ux_host_class_cdc_acm_next_state; 261 #endif 262 } UX_HOST_CLASS_CDC_ACM; 263 264 /* Define CDC DLC Class instance structure. */ 265 266 267 typedef struct UX_HOST_CLASS_CDC_DLC_STRUCT 268 { 269 struct UX_HOST_CLASS_CDC_DLC_STRUCT 270 *ux_host_class_cdc_dlc_next_instance; 271 UX_HOST_CLASS *ux_host_class_cdc_dlc_class; 272 UX_DEVICE *ux_host_class_cdc_dlc_device; 273 UX_ENDPOINT *ux_host_class_cdc_dlc_bulk_in_endpoint; 274 UX_ENDPOINT *ux_host_class_cdc_dlc_bulk_out_endpoint; 275 UX_ENDPOINT *ux_host_class_cdc_dlc_interrupt_endpoint; 276 UX_INTERFACE *ux_host_class_cdc_dlc_interface; 277 UINT ux_host_class_cdc_dlc_instance_status; 278 UINT ux_host_class_cdc_dlc_state; 279 ULONG ux_host_class_cdc_dlc_notification_count; 280 ULONG ux_host_class_cdc_dlc_capabilities; 281 struct UX_HOST_CLASS_CDC_DLC_RECEPTION_STRUCT 282 *ux_host_class_cdc_dlc_reception; 283 #if !defined(UX_HOST_STANDALONE) 284 UX_SEMAPHORE ux_host_class_cdc_dlc_semaphore; 285 #else 286 ULONG ux_host_class_cdc_dlc_interfaces_bitmap; 287 struct UX_HOST_CLASS_CDC_ACM_STRUCT 288 *ux_host_class_cdc_dlc_control; 289 ULONG ux_host_class_cdc_dlc_write_length; 290 ULONG ux_host_class_cdc_dlc_write_count; 291 VOID (*ux_host_class_cdc_dlc_write_callback)( 292 struct UX_HOST_CLASS_CDC_ACM_STRUCT *cdc_acm, 293 UINT status, ULONG length); 294 UCHAR ux_host_class_cdc_dlc_cmd_state; 295 UCHAR ux_host_class_cdc_dlc_read_state; 296 UCHAR ux_host_class_cdc_dlc_write_state; 297 UCHAR ux_host_class_cdc_dlc_next_state; 298 #endif 299 } UX_HOST_CLASS_CDC_DLC; 300 301 /* Define CDC ACM reception structure. */ 302 303 typedef struct UX_HOST_CLASS_CDC_ACM_RECEPTION_STRUCT 304 { 305 306 ULONG ux_host_class_cdc_acm_reception_state; 307 ULONG ux_host_class_cdc_acm_reception_block_size; 308 UCHAR *ux_host_class_cdc_acm_reception_data_buffer; 309 ULONG ux_host_class_cdc_acm_reception_data_buffer_size; 310 UCHAR *ux_host_class_cdc_acm_reception_data_head; 311 UCHAR *ux_host_class_cdc_acm_reception_data_tail; 312 VOID (*ux_host_class_cdc_acm_reception_callback)(struct UX_HOST_CLASS_CDC_ACM_STRUCT *cdc_acm, 313 UINT status, 314 UCHAR *reception_buffer, 315 ULONG reception_size); 316 317 } UX_HOST_CLASS_CDC_ACM_RECEPTION; 318 319 /* Define CDC ACM Line Coding IOCTL structure. */ 320 321 typedef struct UX_HOST_CLASS_CDC_ACM_LINE_CODING_STRUCT 322 { 323 324 ULONG ux_host_class_cdc_acm_line_coding_dter; 325 ULONG ux_host_class_cdc_acm_line_coding_stop_bit; 326 ULONG ux_host_class_cdc_acm_line_coding_parity; 327 ULONG ux_host_class_cdc_acm_line_coding_data_bits; 328 329 } UX_HOST_CLASS_CDC_ACM_LINE_CODING; 330 331 /* Define CDC ACM Line State IOCTL structure. */ 332 333 typedef struct UX_HOST_CLASS_CDC_ACM_LINE_STATE_STRUCT 334 { 335 336 ULONG ux_host_class_cdc_acm_line_state_rts; 337 ULONG ux_host_class_cdc_acm_line_state_dtr; 338 339 } UX_HOST_CLASS_CDC_ACM_LINE_STATE; 340 341 /* Define CDC ACM Line break IOCTL structure. */ 342 343 typedef struct UX_HOST_CLASS_CDC_ACM_LINE_BREAK_STRUCT 344 { 345 346 ULONG ux_host_class_cdc_acm_line_break; 347 348 } UX_HOST_CLASS_CDC_ACM_LINE_BREAK; 349 350 /* Define CDC ACM Class function prototypes. */ 351 352 UINT _ux_host_class_cdc_acm_activate(UX_HOST_CLASS_COMMAND *command); 353 UINT _ux_host_class_cdc_acm_configure(UX_HOST_CLASS_CDC_ACM *cdc_acm); 354 UINT _ux_host_class_cdc_acm_deactivate(UX_HOST_CLASS_COMMAND *command); 355 UINT _ux_host_class_cdc_acm_endpoints_get(UX_HOST_CLASS_CDC_ACM *cdc_acm); 356 UINT _ux_host_class_cdc_acm_entry(UX_HOST_CLASS_COMMAND *command); 357 UINT _ux_host_class_cdc_acm_read (UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 358 ULONG requested_length, ULONG *actual_length); 359 UINT _ux_host_class_cdc_acm_write(UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 360 ULONG requested_length, ULONG *actual_length); 361 UINT _ux_host_class_cdc_acm_ioctl(UX_HOST_CLASS_CDC_ACM *cdc_acm, ULONG request, 362 VOID *parameter); 363 UINT _ux_host_class_cdc_acm_command(UX_HOST_CLASS_CDC_ACM *cdc_acm, ULONG command, 364 ULONG value, UCHAR *data_buffer, ULONG data_length); 365 VOID _ux_host_class_cdc_acm_transfer_request_completed(UX_TRANSFER *transfer_request); 366 UINT _ux_host_class_cdc_acm_capabilities_get(UX_HOST_CLASS_CDC_ACM *cdc_acm); 367 UINT _ux_host_class_cdc_acm_reception_stop (UX_HOST_CLASS_CDC_ACM *cdc_acm, 368 UX_HOST_CLASS_CDC_ACM_RECEPTION *cdc_acm_reception); 369 UINT _ux_host_class_cdc_acm_reception_start (UX_HOST_CLASS_CDC_ACM *cdc_acm, 370 UX_HOST_CLASS_CDC_ACM_RECEPTION *cdc_acm_reception); 371 372 VOID _ux_host_class_cdc_acm_reception_callback (UX_TRANSFER *transfer_request); 373 374 UINT _ux_host_class_cdc_acm_write_with_callback(UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 375 ULONG requested_length); 376 VOID _ux_host_class_cdc_acm_transmission_callback(UX_TRANSFER *transfer_request); 377 378 379 UINT _uxe_host_class_cdc_acm_command(UX_HOST_CLASS_CDC_ACM *cdc_acm, ULONG command, 380 ULONG value, UCHAR *data_buffer, ULONG data_length); 381 UINT _uxe_host_class_cdc_acm_read (UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 382 ULONG requested_length, ULONG *actual_length); 383 UINT _uxe_host_class_cdc_acm_write(UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 384 ULONG requested_length, ULONG *actual_length); 385 UINT _uxe_host_class_cdc_acm_ioctl(UX_HOST_CLASS_CDC_ACM *cdc_acm, ULONG request, 386 VOID *parameter); 387 UINT _uxe_host_class_cdc_acm_reception_stop (UX_HOST_CLASS_CDC_ACM *cdc_acm, 388 UX_HOST_CLASS_CDC_ACM_RECEPTION *cdc_acm_reception); 389 UINT _uxe_host_class_cdc_acm_reception_start (UX_HOST_CLASS_CDC_ACM *cdc_acm, 390 UX_HOST_CLASS_CDC_ACM_RECEPTION *cdc_acm_reception); 391 UINT _uxe_host_class_cdc_acm_write_with_callback(UX_HOST_CLASS_CDC_ACM *cdc_acm, UCHAR *data_pointer, 392 ULONG requested_length); 393 394 395 /* Define CDC ACM Class API prototypes. */ 396 397 #define ux_host_class_cdc_acm_entry _ux_host_class_cdc_acm_entry 398 399 #if defined(UX_HOST_CLASS_CDC_ACM_ENABLE_ERROR_CHECKING) 400 401 #define ux_host_class_cdc_acm_read _uxe_host_class_cdc_acm_read 402 #define ux_host_class_cdc_acm_write _uxe_host_class_cdc_acm_write 403 #define ux_host_class_cdc_acm_ioctl _uxe_host_class_cdc_acm_ioctl 404 #define ux_host_class_cdc_acm_reception_start _uxe_host_class_cdc_acm_reception_start 405 #define ux_host_class_cdc_acm_reception_stop _uxe_host_class_cdc_acm_reception_stop 406 407 #define ux_host_class_cdc_acm_write_with_callback _uxe_host_class_cdc_acm_write_with_callback 408 409 #else 410 411 #define ux_host_class_cdc_acm_read _ux_host_class_cdc_acm_read 412 #define ux_host_class_cdc_acm_write _ux_host_class_cdc_acm_write 413 #define ux_host_class_cdc_acm_ioctl _ux_host_class_cdc_acm_ioctl 414 #define ux_host_class_cdc_acm_reception_start _ux_host_class_cdc_acm_reception_start 415 #define ux_host_class_cdc_acm_reception_stop _ux_host_class_cdc_acm_reception_stop 416 417 #define ux_host_class_cdc_acm_write_with_callback _ux_host_class_cdc_acm_write_with_callback 418 419 #endif 420 421 /* Determine if a C++ compiler is being used. If so, complete the standard 422 C conditional started above. */ 423 #ifdef __cplusplus 424 } 425 #endif 426 427 #endif 428
