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RHutil/simulator.h

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+// simulator.h
+// Lets Arduino RadioHead sketches run within a simulator on Linux as a single process
+// Copyright (C) 2014 Mike McCauley
+// $Id: simulator.h,v 1.4 2015/08/13 02:45:47 mikem Exp $
+
+#ifndef simulator_h
+#define simulator_h
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdint.h>
+
+// Equivalent types for common Arduino types like uint8_t are in stdint.h
+
+// Access to some globals
+// Command line args passed to the process.
+extern int    _simulator_argc;
+extern char** _simulator_argv;
+
+// Definitions for various Arduino functions
+extern void delay(unsigned long ms);
+extern unsigned long millis();
+extern long random(long to);
+extern long random(long from, long to);
+
+// Equavalent to HardwareSerial in Arduino
+// but outputs to stdout
+class SerialSimulator
+{
+public:
+#define DEC 10
+#define HEX 16
+#define OCT 8
+#define BIN 2
+
+    // TODO: move these from being inlined
+    void begin(int baud) {}
+
+    size_t println(const char* s)
+    {
+	print(s);
+	return printf("\n");
+    }
+    size_t print(const char* s)
+    {
+	return printf("%s", s); // This style prevent warnings from [-Wformat-security]
+    }
+    size_t print(unsigned int n, int base = DEC)
+    {
+	if (base == DEC)
+	    return printf("%d", n);
+	else if (base == HEX)
+	    return printf("%02x", n);
+	else if (base == OCT)
+	    return printf("%o", n);
+	// TODO: BIN
+	else
+	    return 0;
+    }
+    size_t print(char ch)
+    {
+        return printf("%c", ch);
+    }
+    size_t println(char ch)
+    {
+        return printf("%c\n", ch);
+    }
+    size_t print(unsigned char ch, int base = DEC)
+    {
+	return print((unsigned int)ch, base);
+    }
+    size_t println(unsigned char ch, int base = DEC)
+    {
+	print((unsigned int)ch, base);
+	return printf("\n");
+    }
+
+};
+
+// Global instance of the Serial output
+extern SerialSimulator Serial;
+
+#endif