worked on the old monolythic design

tinio/Makefile

@@ -1,2 +1,4 @@
-tinio:
+dynamic:
 	g++ -lcyusbserial -lusb-1.0 main.cpp
+monolyth:
+	g++ -lcyusbserial -lusb-1.0 old.cpp

tinio/old.cpp

@@ -1,28 +1,26 @@
 // Tinio - the Tiny I/O tool
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
 #include <CyUSBCommon.h>
 #include <libusb.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
 
 // those vars are to be used with locateDevice function
-const UINT8 devInfoListLen = 200;
+const uint8_t devInfoListLen = 200;
 const CY_VID_PID deviceVidPid{UINT16(0x04b4), UINT16(0x0002)};
-UINT8 deviceNumList[devInfoListLen];
+uint8_t deviceNumList[devInfoListLen];
-UINT8 deviceCount;
+uint8_t deviceCount;
 CY_DEVICE_INFO deviceInfoList[devInfoListLen];
 
 // vars for deviceOpen function
 CY_HANDLE deviceHandle;
-UINT8 intNum;
+uint8_t defaultInterfaceNum = 0;
-UINT8 devNum;
-
 
 //----ACTUAL CODE BELOW
-int verifyArgNum(const int num)  // verifies the number of arguments. minimum is 2
+int verifyArgNum(
-{
+    const int num) // verifies the number of arguments. minimum is 2
-  if (num < 2)
 {
+  if (num < 2) {
     return 0;
   }
   return 1;
@@ -35,7 +33,8 @@ int initLib() //initializes the cypress library
   {
     puts("The library init failed.");
     puts("Restarting...");
-      if (CyLibraryExit() != CY_SUCCESS) //try to close the possibly running library
+    if (CyLibraryExit() !=
+        CY_SUCCESS) // try to close the possibly running library
     {
       return 1; // if even that fails, abort.
     }
@@ -44,11 +43,10 @@ int initLib() //initializes the cypress library
     // try to reinitialize
   }
   puts("OK");
-
+  return 0;
 }
 
-void usage()
+void usage() {
-{
   puts("Tinio test build 1");
   puts("Usage:");
   //----TODO----//
@@ -56,8 +54,7 @@ void usage()
   // usage summary.
 }
 
-int evalErrors(const CY_RETURN_STATUS error)
+int evalErrors(const CY_RETURN_STATUS error) {
-{
   int errCast = int(error);
   switch (errCast) { // evaluates the return status of a function
   case 0:            // everything goes OK
@@ -69,7 +66,8 @@ int evalErrors(const CY_RETURN_STATUS error)
     return 1;
     break;
   case 2: // driver init failed. library's fault probably
-      puts("Library failure. Try to rerun the tinio utility or reinstall the library");
+    puts("Library failure. Try to rerun the tinio utility or reinstall the "
+         "library");
     return 2;
     break;
   case 3: // CY_DEVICE_INFO_FETCH_FAILED error
@@ -88,7 +86,8 @@ int evalErrors(const CY_RETURN_STATUS error)
     puts("Please send me a bug report to: kristjan.komlosi@gmail.com");
     return 5;
     break;
-    case 6:                     //library request failed. The cypress or libusb lib may be uninitialized
+  case 6: // library request failed. The cypress or libusb lib may be
+          // uninitialized
     puts("Request failed. Is library installed?");
     return 6;
     break;
@@ -100,62 +99,50 @@ int evalErrors(const CY_RETURN_STATUS error)
     printf("Error no. %i!\n", errCast);
     puts("This should not happen.");
     puts("Please send me a bug report to: kristjan.komlosi@gmail.com");
-
+    return errCast;
   }
 }
 
 int locateDevice() // locate the device and verify it's the right one
 {
   printf("Locating devices...");
-  try
+  try {
-  {
     CY_RETURN_STATUS retVal;
-    retVal = CyGetDeviceInfoVidPid(deviceVidPid, deviceNumList, deviceInfoList, &deviceCount, devInfoListLen);
+    retVal = CyGetDeviceInfoVidPid(deviceVidPid, deviceNumList, deviceInfoList,
+                                   &deviceCount, devInfoListLen);
     throw retVal;
-  }
+  } catch (CY_RETURN_STATUS errVal) {
-  catch(CY_RETURN_STATUS errVal)
-  {
     int r = evalErrors(errVal);
-    if( r != 0 )
+    if (r != 0) {
-    {
       return r;
     }
-    if (deviceCount > 1)
+    if (deviceCount > 1) {
-    {
+      puts("More than one device found. The first one will be used unless told "
-      puts("More than one device found. The first one will be used unless told otherwise.");
+           "otherwise.");
       return 0;
     }
     return 0;
   }
 }
 
-int selectDevice(const UINT8 whichDev = 1)
+int selectDevice(const uint8_t whichDev = 0) {
-{
+  if (deviceCount == 0) {
-  if (deviceCount == 0)
-  {
     puts("No devices found!");
     return 10;
   }
-  if (whichDev > deviceCount)
+  if (whichDev > deviceCount) {
-  {
     puts("The requested device doesn't exist.");
     return 5;
   }
-  int errval = CyOpen(13, 0, &deviceHandle);
+  CY_RETURN_STATUS retval =
-  printf("errrval: %i, device %i\n", errval, deviceNumList[whichDev]);
+      CyOpen(deviceNumList[whichDev], defaultInterfaceNum, &deviceHandle);
-
+  if (!evalErrors(retval)) {
-
+    return retval;
+  }
+  return -1;
 }
 
-
+int main(int argc, char const *argv[]) {
-
-int main(int argc, char const *argv[])
-{
   initLib();
   locateDevice();
-  for (size_t i = 0; i < 16; i++) {
-  selectDevice(i);  /* code */
-  }
-
-
 }