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Diffstat (limited to 'LUFA/Drivers/USB/Class/Device/CDC.h')
-rw-r--r--LUFA/Drivers/USB/Class/Device/CDC.h78
1 files changed, 66 insertions, 12 deletions
diff --git a/LUFA/Drivers/USB/Class/Device/CDC.h b/LUFA/Drivers/USB/Class/Device/CDC.h
index 2306cdfb16..13fa8d3b78 100644
--- a/LUFA/Drivers/USB/Class/Device/CDC.h
+++ b/LUFA/Drivers/USB/Class/Device/CDC.h
@@ -52,6 +52,60 @@
#endif
/* Public Interface - May be used in end-application: */
+ /* Type Defines: */
+ /** Configuration information structure for \ref USB_ClassInfo_CDC_Device_t CDC device interface structures. */
+ typedef struct
+ {
+ uint8_t ControlInterfaceNumber; /**< Interface number of the CDC control interface within the device */
+
+ uint8_t DataINEndpointNumber; /**< Endpoint number of the CDC interface's IN data endpoint */
+ uint16_t DataINEndpointSize; /**< Size in bytes of the CDC interface's IN data endpoint */
+
+ uint8_t DataOUTEndpointNumber; /**< Endpoint number of the CDC interface's OUT data endpoint */
+ uint16_t DataOUTEndpointSize; /**< Size in bytes of the CDC interface's OUT data endpoint */
+
+ uint8_t NotificationEndpointNumber; /**< Endpoint number of the CDC interface's IN notification endpoint, if used */
+ uint16_t NotificationEndpointSize; /**< Size in bytes of the CDC interface's IN notification endpoint, if used */
+ } USB_ClassInfo_CDC_Device_Config_t;
+
+ /** Current State information structure for \ref USB_ClassInfo_CDC_Device_t CDC device interface structures. */
+ typedef struct
+ {
+ uint8_t ControlLineState; /**< Current control line states, as set by the host */
+
+ struct
+ {
+ uint32_t BaudRateBPS; /**< Baud rate of the virtual serial port, in bits per second */
+ uint8_t CharFormat; /**< Character format of the virtual serial port, a value from the
+ * CDCDevice_CDC_LineCodingFormats_t enum
+ */
+ uint8_t ParityType; /**< Parity setting of the virtual serial port, a value from the
+ * CDCDevice_LineCodingParity_t enum
+ */
+ uint8_t DataBits; /**< Bits of data per character of the virtual serial port */
+ } LineEncoding;
+ } USB_ClassInfo_CDC_Device_State_t;
+
+ /** Class state structure. An instance of this structure should be made for each CDC interface
+ * within the user application, and passed to each of the CDC class driver functions as the
+ * CDCInterfaceInfo parameter. This stores each CDC interface's configuration and state information.
+ */
+ typedef struct
+ {
+ const USB_ClassInfo_CDC_Device_Config_t Config; /**< Config data for the USB class interface within
+ * the device. All elements in this section
+ * <b>must</b> be set or the interface will fail
+ * to enumerate and operate correctly.
+ */
+
+ USB_ClassInfo_CDC_Device_State_t State; /**< State data for the USB class interface within
+ * the device. All elements in this section
+ * <b>may</b> be set to initial values, but may
+ * also be ignored to default to sane values when
+ * the interface is enumerated.
+ */
+ } USB_ClassInfo_CDC_Device_t;
+
/* Function Prototypes: */
/** Configures the endpoints of a given CDC interface, ready for use. This should be linked to the library
* \ref EVENT_USB_ConfigurationChanged() event so that the endpoints are configured when the configuration containing the
@@ -61,21 +115,21 @@
*
* \return Boolean true if the endpoints were sucessfully configured, false otherwise
*/
- bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ bool CDC_Device_ConfigureEndpoints(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** Processes incomming control requests from the host, that are directed to the given CDC class interface. This should be
* linked to the library \ref EVENT_USB_UnhandledControlPacket() event.
*
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void CDC_Device_ProcessControlPacket(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ void CDC_Device_ProcessControlPacket(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** General management task for a given CDC class interface, required for the correct operation of the interface. This should
* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
*
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void CDC_Device_USBTask(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ void CDC_Device_USBTask(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** CDC class driver event for a line encoding change on a CDC interface. This event fires each time the host requests a
* line encoding change (containing the serial parity, baud and other configuration information) and may be hooked in the
@@ -84,7 +138,7 @@
*
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** CDC class driver event for a control line state change on a CDC interface. This event fires each time the host requests a
* control line state change (containing the virtual serial control line states, such as DTR) and may be hooked in the
@@ -94,7 +148,7 @@
*
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
*/
- void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** Sends a given string to the attached USB host, if connected. If a host is not connected when the function is called, the
* string is discarded.
@@ -103,7 +157,7 @@
* \param Data Pointer to the string to send to the host
* \param Length Size in bytes of the string to send to the host
*/
- void CDC_Device_SendString(USB_ClassInfo_CDC_t* CDCInterfaceInfo, char* Data, uint16_t Length);
+ void CDC_Device_SendString(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, char* Data, uint16_t Length);
/** Sends a given byte to the attached USB host, if connected. If a host is not connected when the function is called, the
* byte is discarded.
@@ -111,7 +165,7 @@
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
* \param Data Byte of data to send to the host
*/
- void CDC_Device_SendByte(USB_ClassInfo_CDC_t* CDCInterfaceInfo, uint8_t Data);
+ void CDC_Device_SendByte(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, uint8_t Data);
/** Determines the number of bytes received by the CDC interface from the host, waiting to be read.
*
@@ -119,7 +173,7 @@
*
* \return Total number of buffered bytes received from the host
*/
- uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ uint16_t CDC_Device_BytesReceived(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** Reads a byte of data from the host. If no data is waiting to be read of if a USB host is not connected, the function
* returns 0. The USB_CDC_BytesReceived() function should be queried before data is recieved to ensure that no data
@@ -129,7 +183,7 @@
*
* \return Next received byte from the host, or 0 if no data received
*/
- uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_t* CDCInterfaceInfo);
+ uint8_t CDC_Device_ReceiveByte(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo);
/** Sends a Serial Control Line State Change notification to the host. This should be called when the virtual serial control
* lines (DCD, DSR, etc.) have changed states, or to give BREAK notfications to the host. Line states persist until they are
@@ -138,16 +192,16 @@
* \param CDCInterfaceInfo Pointer to a structure containing a CDC Class configuration and state.
* \param LineStateMask Mask of CDC_CONTROL_LINE_IN_* masks giving the current control line states
*/
- void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_t* CDCInterfaceInfo, uint16_t LineStateMask);
+ void CDC_Device_SendControlLineStateChange(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo, uint16_t LineStateMask);
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Function Prototypes: */
#if defined(INCLUDE_FROM_CDC_CLASS_DEVICE_C)
void CDC_Device_Event_Stub(void);
- void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_t* CDCInterfaceInfo)
+ void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
ATTR_WEAK ATTR_ALIAS(CDC_Device_Event_Stub);
- void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_t* CDCInterfaceInfo)
+ void EVENT_CDC_Device_ControLineStateChanged(USB_ClassInfo_CDC_Device_t* CDCInterfaceInfo)
ATTR_WEAK ATTR_ALIAS(CDC_Device_Event_Stub);
#endif