text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE126_Buffer_Overread__char_alloca_memmove_82a.cpp
  Label Definition File: CWE126_Buffer_Overread.stack.label.xml
  Template File: sources-sink-82a.tmpl.cpp
  */
  /*
   * @description
   * CWE: 126 Buffer Over-read
   * BadSource:  Set data pointer to a small buffer
   * GoodSource: Set data pointer to a large buffer
   * Sinks: memmove
   *    BadSink : Copy data to string using memmove
   * Flow Variant: 82 Data flow: data passed in a parameter to an virtual method called via a pointer
   *
   * */
  
  #include "std_testcase.h"
  #include "CWE126_Buffer_Overread__char_alloca_memmove_82.h"
  
  namespace CWE126_Buffer_Overread__char_alloca_memmove_82
  {
  
  #ifndef OMITBAD
  
  void bad()
  {
      char * data;
      char * dataBadBuffer = (char *)ALLOCA(50*sizeof(char));
      char * dataGoodBuffer = (char *)ALLOCA(100*sizeof(char));
      memset(dataBadBuffer, 'A', 50-1); /* fill with 'A's */
      dataBadBuffer[50-1] = '\0'; /* null terminate */
      memset(dataGoodBuffer, 'A', 100-1); /* fill with 'A's */
      dataGoodBuffer[100-1] = '\0'; /* null terminate */
      /* FLAW: Set data pointer to a small buffer */
      data = dataBadBuffer;
      CWE126_Buffer_Overread__char_alloca_memmove_82_base* baseObject = new CWE126_Buffer_Overread__char_alloca_memmove_82_bad;
      baseObject->action(data);
      delete baseObject;
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* goodG2B uses the GoodSource with the BadSink */
  static void goodG2B()
  {
      char * data;
      char * dataBadBuffer = (char *)ALLOCA(50*sizeof(char));
      char * dataGoodBuffer = (char *)ALLOCA(100*sizeof(char));
      memset(dataBadBuffer, 'A', 50-1); /* fill with 'A's */
      dataBadBuffer[50-1] = '\0'; /* null terminate */
      memset(dataGoodBuffer, 'A', 100-1); /* fill with 'A's */
      dataGoodBuffer[100-1] = '\0'; /* null terminate */
      /* FIX: Set data pointer to a large buffer */
      data = dataGoodBuffer;
      CWE126_Buffer_Overread__char_alloca_memmove_82_base* baseObject = new CWE126_Buffer_Overread__char_alloca_memmove_82_goodG2B;
      baseObject->action(data);
      delete baseObject;
  }
  
  void good()
  {
      goodG2B();
  }
  
  #endif /* OMITGOOD */
  
  } /* close namespace */
  
  /* Below is the main(). It is only used when building this testcase on
   * its own for testing or for building a binary to use in testing binary
   * analysis tools. It is not used when compiling all the testcases as one
   * application, which is how source code analysis tools are tested.
   */
  
  #ifdef INCLUDEMAIN
  
  using namespace CWE126_Buffer_Overread__char_alloca_memmove_82; /* so that we can use good and bad easily */
  
  int main(int argc, char * argv[])
  {
      /* seed randomness */
      srand( (unsigned)time(NULL) );
  #ifndef OMITGOOD
      printLine("Calling good()...");
      good();
      printLine("Finished good()");
  #endif /* OMITGOOD */
  #ifndef OMITBAD
      printLine("Calling bad()...");
      bad();
      printLine("Finished bad()");
  #endif /* OMITBAD */
      return 0;
  }
  
  #endif
  