crt/memory.c

 
#include <winpr/config.h>
 
#include <winpr/crt.h>
 
/* Memory Allocation: http://msdn.microsoft.com/en-us/library/hk1k7x6x.aspx */
/* Memory Management Functions: http://msdn.microsoft.com/en-us/library/windows/desktop/aa366781/ */
 
#ifndef _WIN32
 
PVOID SecureZeroMemory(PVOID ptr, size_t cnt)
{
  volatile BYTE* p = ptr;
 
  while (cnt--)
  {
    *p = 0;
    p++;
  }
 
  return ptr;
}
 
#endif
 
void winpr_zfree(char* str)
{
  if (str)
  {
    char* cur = str;
    while (*cur != '\0')
      *cur++ = '\0';
  }
  free(str);
}
 
void winpr_znfree(void* data, size_t len)
{
  WINPR_ASSERT(data || (len == 0));
  if (data)
    memset(data, 0, len);
  free(data);
}