initial import

tools/sdk/include/esp32/xtensa/xtutil.h

@@ -0,0 +1,61 @@
+
+/* $Id$ */
+/*******************************************************************************/
+/* Copyright (c) 2001-2013 by Tensilica Inc.  ALL RIGHTS RESERVED.             */
+/* These coded instructions, statements, and computer programs are the         */
+/* copyrighted works and confidential proprietary information of Tensilica Inc.*/
+/* They may not be modified, copied, reproduced, distributed, or disclosed to  */
+/* third parties in any manner, medium, or form, in whole or in part, without  */
+/* the prior written consent of Tensilica Inc.                                 */
+/*******************************************************************************/
+
+#ifndef XTUTIL_H
+#define XTUTIL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdarg.h>
+
+extern int  xt_putchar(int c);
+extern int  xt_puts(const char * s);
+extern void xt_putn(unsigned n);
+extern int  xt_atoi(const char * s);
+extern int  xt_printf(const char *fmt, ...);
+extern int  xt_sprintf(char * buf, const char * fmt, ...);
+
+typedef int xt_output_fn(int *, int, const void *, int);
+extern xt_output_fn * xt_set_output_fn(xt_output_fn * fn);
+
+#ifdef XTUTIL_LIB
+
+// Only defined if building library
+
+typedef void (xt_outbuf_fn)(void *, char *, int);
+
+extern int  xt_vprintf(xt_outbuf_fn * out, void * outarg, const char * fmt, va_list ap);
+
+#else
+
+// Only defined if building application and overriding
+
+#ifndef XTUTIL_NO_OVERRIDE
+
+#define putchar     xt_putchar
+#define puts        xt_puts
+#define putn        xt_putn
+#define atoi        xt_atoi
+#define printf      xt_printf
+#define sprintf     xt_sprintf
+
+#endif // XTUTIL_NO_OVERRIDE
+
+#endif // XTUTIL_LIB
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // XTUTIL_H
+