Add bindings for pin mapping and board revision methods

testos77 · Sep 25, 2013 · 8b7832d · 8b7832d
1 parent 4951769
commit 8b7832d
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Showing 3 changed files with 85 additions and 1 deletion.
diff --git a/ext/wiringpi/wiringpi.i b/ext/wiringpi/wiringpi.i
@@ -42,6 +42,11 @@ extern void pwmWrite            (int pin, int value) ;
 extern int  analogRead          (int pin) ;
 extern void analogWrite         (int pin, int value) ;
 
+// Raspberry Pi Specifics
+extern int  piBoardRev          (void) ;
+extern int  wpiPinToGpio        (int wPiPin) ;
+extern int  physPinToGpio       (int physPin) ;
+
 // Interrupts
 
 extern int  (*waitForInterrupt) (int pin, int mS) ;
@@ -135,4 +140,4 @@ extern void lcdPuts        (int fd, char *string) ;
 extern void lcdPrintf      (int fd, char *message, ...) ;
 
 extern int  lcdInit (int rows, int cols, int bits, int rs, int strb,
-    int d0, int d1, int d2, int d3, int d4, int d5, int d6, int d7) ;
+    int d0, int d1, int d2, int d3, int d4, int d5, int d6, int d7) ;
diff --git a/ext/wiringpi/wiringpi_wrap.c b/ext/wiringpi/wiringpi_wrap.c
@@ -2328,6 +2328,70 @@ _wrap_analogWrite(int argc, VALUE *argv, VALUE self) {
 }
 
 
+SWIGINTERN VALUE
+_wrap_piBoardRev(int argc, VALUE *argv, VALUE self) {
+  int result;
+  VALUE vresult = Qnil;
+
+  if ((argc < 0) || (argc > 0)) {
+    rb_raise(rb_eArgError, "wrong # of arguments(%d for 0)",argc); SWIG_fail;
+  }
+  result = (int)piBoardRev();
+  vresult = SWIG_From_int((int)(result));
+  return vresult;
+fail:
+  return Qnil;
+}
+
+
+SWIGINTERN VALUE
+_wrap_wpiPinToGpio(int argc, VALUE *argv, VALUE self) {
+  int arg1 ;
+  int val1 ;
+  int ecode1 = 0 ;
+  int result;
+  VALUE vresult = Qnil;
+
+  if ((argc < 1) || (argc > 1)) {
+    rb_raise(rb_eArgError, "wrong # of arguments(%d for 1)",argc); SWIG_fail;
+  }
+  ecode1 = SWIG_AsVal_int(argv[0], &val1);
+  if (!SWIG_IsOK(ecode1)) {
+    SWIG_exception_fail(SWIG_ArgError(ecode1), Ruby_Format_TypeError( "", "int","wpiPinToGpio", 1, argv[0] ));
+  } 
+  arg1 = (int)(val1);
+  result = (int)wpiPinToGpio(arg1);
+  vresult = SWIG_From_int((int)(result));
+  return vresult;
+fail:
+  return Qnil;
+}
+
+
+SWIGINTERN VALUE
+_wrap_physPinToGpio(int argc, VALUE *argv, VALUE self) {
+  int arg1 ;
+  int val1 ;
+  int ecode1 = 0 ;
+  int result;
+  VALUE vresult = Qnil;
+
+  if ((argc < 1) || (argc > 1)) {
+    rb_raise(rb_eArgError, "wrong # of arguments(%d for 1)",argc); SWIG_fail;
+  }
+  ecode1 = SWIG_AsVal_int(argv[0], &val1);
+  if (!SWIG_IsOK(ecode1)) {
+    SWIG_exception_fail(SWIG_ArgError(ecode1), Ruby_Format_TypeError( "", "int","physPinToGpio", 1, argv[0] ));
+  } 
+  arg1 = (int)(val1);
+  result = (int)physPinToGpio(arg1);
+  vresult = SWIG_From_int((int)(result));
+  return vresult;
+fail:
+  return Qnil;
+}
+
+
 SWIGINTERN VALUE
 _wrap_waitForInterrupt_get(VALUE self) {
   VALUE _val;
@@ -4256,6 +4320,9 @@ SWIGEXPORT void Init_wiringpi2(void) {
   rb_define_module_function(mWiringpi2, "pwmWrite", _wrap_pwmWrite, -1);
   rb_define_module_function(mWiringpi2, "analogRead", _wrap_analogRead, -1);
   rb_define_module_function(mWiringpi2, "analogWrite", _wrap_analogWrite, -1);
+  rb_define_module_function(mWiringpi2, "piBoardRev", _wrap_piBoardRev, -1);
+  rb_define_module_function(mWiringpi2, "wpiPinToGpio", _wrap_wpiPinToGpio, -1);
+  rb_define_module_function(mWiringpi2, "physPinToGpio", _wrap_physPinToGpio, -1);
   rb_define_singleton_method(mWiringpi2, "waitForInterrupt", _wrap_waitForInterrupt_get, 0);
   rb_define_singleton_method(mWiringpi2, "waitForInterrupt=", _wrap_waitForInterrupt_set, 1);
   rb_define_module_function(mWiringpi2, "wiringPiISR", _wrap_wiringPiISR, -1);

diff --git a/lib/wiringpi/gpio.rb b/lib/wiringpi/gpio.rb
@@ -69,6 +69,18 @@ def micros()
 	  return Wiringpi2.micros()
 	end
 
+       def pi_board_rev()
+          return Wiringpi2.piBoardRev()
+       end
+
+       def wpi_pin_to_gpio(pin)
+          return Wiringpi2.wpiPinToGpio(pin)
+       end
+
+       def phys_pin_to_gpio(pin)
+          return Wiringpi2.physPinToGpio(pin)
+       end
+
 	def pwm_set_mode(mode)
 	  return Wiringpi2.pwmSetMode(mode)
 	end