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+/****************************************************************************
+ * examples/usbterm/usbterm.h
+ *
+ * Copyright (C) 2011 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __APPS_EXAMPLES_USBTERM_USBTERM_H
+#define __APPS_EXAMPLES_USBTERM_USBTERM_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <semaphore.h>
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+/* Configuration ************************************************************/
+
+#ifndef CONFIG_EXAMPLES_USBTERM_BUFLEN
+# define CONFIG_EXAMPLES_USBTERM_BUFLEN 256
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBTERM_TRACEINIT
+# define TRACE_INIT_BITS (TRACE_INIT_BIT)
+#else
+# define TRACE_INIT_BITS (0)
+#endif
+
+#define TRACE_ERROR_BITS (TRACE_DEVERROR_BIT|TRACE_CLSERROR_BIT)
+
+#ifdef CONFIG_EXAMPLES_USBTERM_TRACECLASS
+# define TRACE_CLASS_BITS (TRACE_CLASS_BIT|TRACE_CLASSAPI_BIT|TRACE_CLASSSTATE_BIT)
+#else
+# define TRACE_CLASS_BITS (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBTERM_TRACETRANSFERS
+# define TRACE_TRANSFER_BITS (TRACE_OUTREQQUEUED_BIT|TRACE_INREQQUEUED_BIT|TRACE_READ_BIT|\
+ TRACE_WRITE_BIT|TRACE_COMPLETE_BIT)
+#else
+# define TRACE_TRANSFER_BITS (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBTERM_TRACECONTROLLER
+# define TRACE_CONTROLLER_BITS (TRACE_EP_BIT|TRACE_DEV_BIT)
+#else
+# define TRACE_CONTROLLER_BITS (0)
+#endif
+
+#ifdef CONFIG_EXAMPLES_USBTERM_TRACEINTERRUPTS
+# define TRACE_INTERRUPT_BITS (TRACE_INTENTRY_BIT|TRACE_INTDECODE_BIT|TRACE_INTEXIT_BIT)
+#else
+# define TRACE_INTERRUPT_BITS (0)
+#endif
+
+#define TRACE_BITSET (TRACE_INIT_BITS|TRACE_ERROR_BITS|TRACE_CLASS_BITS|\
+ TRACE_TRANSFER_BITS|TRACE_CONTROLLER_BITS|TRACE_INTERRUPT_BITS)
+
+/* Debug ********************************************************************/
+
+#ifdef CONFIG_CPP_HAVE_VARARGS
+# ifdef CONFIG_DEBUG
+# define message(...) lib_rawprintf(__VA_ARGS__)
+# define trmessage lib_rawprintf
+# else
+# define message(...) printf(__VA_ARGS__)
+# define trmessage printf
+# endif
+#else
+# ifdef CONFIG_DEBUG
+# define message lib_lowprintf
+# define trmessage lib_lowprintf
+# else
+# define message printf
+# define trmessage printf
+# endif
+#endif
+
+#define IOBUFFER_SIZE 256
+
+/****************************************************************************
+ * Public Types
+ ****************************************************************************/
+
+/* All USB terminal state data is packaged in a single structure to minimize
+ * name conflicts with other global symbols -- a poor man's name space.
+ */
+
+struct usbterm_globals_s
+{
+ FILE *instream; /* Stream for incoming USB data */
+ FILE *outstream; /* Stream for outgoing USB data */
+ pthread_t listener; /* USB terminal listener thread */
+
+ /* Buffers for incoming and outgoing data */
+
+ char inbuffer[CONFIG_EXAMPLES_USBTERM_BUFLEN];
+ char outbuffer[CONFIG_EXAMPLES_USBTERM_BUFLEN];
+};
+
+/****************************************************************************
+ * Public Variables
+ ****************************************************************************/
+
+/* USB terminal state data */
+
+extern struct usbterm_globals_s g_usbterm;
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+#endif /* __APPS_EXAMPLES_USBTERM_USBTERM_H */