text: /* TEMPLATE GENERATED TESTCASE FILE
  Filename: CWE590_Free_Memory_Not_on_Heap__free_char_static_04.c
  Label Definition File: CWE590_Free_Memory_Not_on_Heap__free.label.xml
  Template File: sources-sink-04.tmpl.c
  */
  /*
   * @description
   * CWE: 590 Free Memory Not on Heap
   * BadSource: static Data buffer is declared static on the stack
   * GoodSource: Allocate memory on the heap
   * Sink:
   *    BadSink : Print then free data
   * Flow Variant: 04 Control flow: if(STATIC_CONST_TRUE) and if(STATIC_CONST_FALSE)
   *
   * */
  
  #include "std_testcase.h"
  
  #include <wchar.h>
  
  /* The two variables below are declared "const", so a tool should
   * be able to identify that reads of these will always return their
   * initialized values.
   */
  static const int STATIC_CONST_TRUE = 1; /* true */
  static const int STATIC_CONST_FALSE = 0; /* false */
  
  #ifndef OMITBAD
  
  void CWE590_Free_Memory_Not_on_Heap__free_char_static_04_bad()
  {
      char * data;
      data = NULL; /* Initialize data */
      if(STATIC_CONST_TRUE)
      {
          {
              /* FLAW: data is allocated on the stack and deallocated in the BadSink */
              static char dataBuffer[100];
              memset(dataBuffer, 'A', 100-1); /* fill with 'A's */
              dataBuffer[100-1] = '\0'; /* null terminate */
              data = dataBuffer;
          }
      }
      printLine(data);
      /* POTENTIAL FLAW: Possibly deallocating memory allocated on the stack */
      free(data);
  }
  
  #endif /* OMITBAD */
  
  #ifndef OMITGOOD
  
  /* goodG2B1() - use goodsource and badsink by changing the STATIC_CONST_TRUE to STATIC_CONST_FALSE */
  static void goodG2B1()
  {
      char * data;
      data = NULL; /* Initialize data */
      if(STATIC_CONST_FALSE)
      {
          /* INCIDENTAL: CWE 561 Dead Code, the code below will never run */
          printLine("Benign, fixed string");
      }
      else
      {
          {
              /* FIX: data is allocated on the heap and deallocated in the BadSink */
              char * dataBuffer = (char *)malloc(100*sizeof(char));
              if (dataBuffer == NULL)
              {
                  printLine("malloc() failed");
                  exit(1);
              }
              memset(dataBuffer, 'A', 100-1); /* fill with 'A's */
              dataBuffer[100-1] = '\0'; /* null terminate */
              data = dataBuffer;
          }
      }
      printLine(data);
      /* POTENTIAL FLAW: Possibly deallocating memory allocated on the stack */
      free(data);
  }
  
  /* goodG2B2() - use goodsource and badsink by reversing the blocks in the if statement */
  static void goodG2B2()
  {
      char * data;
      data = NULL; /* Initialize data */
      if(STATIC_CONST_TRUE)
      {
          {
              /* FIX: data is allocated on the heap and deallocated in the BadSink */
              char * dataBuffer = (char *)malloc(100*sizeof(char));
              if (dataBuffer == NULL)
              {
                  printLine("malloc() failed");
                  exit(1);
              }
              memset(dataBuffer, 'A', 100-1); /* fill with 'A's */
              dataBuffer[100-1] = '\0'; /* null terminate */
              data = dataBuffer;
          }
      }
      printLine(data);
      /* POTENTIAL FLAW: Possibly deallocating memory allocated on the stack */
      free(data);
  }
  
  void CWE590_Free_Memory_Not_on_Heap__free_char_static_04_good()
  {
      goodG2B1();
      goodG2B2();
  }
  
  #endif /* OMITGOOD */
  
  /* 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
  
  int main(int argc, char * argv[])
  {
      /* seed randomness */
      srand( (unsigned)time(NULL) );
  #ifndef OMITGOOD
      printLine("Calling good()...");
      CWE590_Free_Memory_Not_on_Heap__free_char_static_04_good();
      printLine("Finished good()");
  #endif /* OMITGOOD */
  #ifndef OMITBAD
      printLine("Calling bad()...");
      CWE590_Free_Memory_Not_on_Heap__free_char_static_04_bad();
      printLine("Finished bad()");
  #endif /* OMITBAD */
      return 0;
  }
  
  #endif
  