text: #ifndef __OSCL_UTILS_H__
  #define __OSCL_UTILS_H__
  
  #include <stdint.h>
  
  typedef struct {
      uint64_t system_totalram;
      uint64_t system_availableram;
      uint64_t system_freeram;
      uint64_t self_useram;
  } mem_info;
  
  typedef int (*app_get_meminfo)(mem_info *info);
  
  void setAppGetMemInfo(app_get_meminfo func);
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  int AFGetSystemMemInfo(mem_info *pInfo);
  
  int64_t AFGetSysLowMem(int level);
  
  #ifdef __cplusplus
  };
  #endif
  
  #endif