/// current executing process.
class Process {
public:
- /// \brief Get the virtual memory page size
- /// This static function will return the operating system's virtual memory
- /// page size.
- /// \returns The number of bytes in a virtual memory page.
- static unsigned GetPageSize();
-
/// \brief Return process memory usage.
/// This static function will return the total amount of memory allocated
/// by the process. This only counts the memory allocated via the malloc,
: MemoryBufferMem(Buffer, RequiresNullTerminator) { }
~MemoryBufferMMapFile() {
- static int PageSize = sys::Process::GetPageSize();
+ static int PageSize = sys::process::get_self()->page_size();
uintptr_t Start = reinterpret_cast<uintptr_t>(getBufferStart());
size_t Size = getBufferSize();
uint64_t FileSize, uint64_t MapSize,
int64_t Offset,
bool RequiresNullTerminator) {
- static int PageSize = sys::Process::GetPageSize();
+ static int PageSize = sys::process::get_self()->page_size();
// Default is to map the full file.
if (MapSize == uint64_t(-1)) {
if (NumBytes == 0)
return MemoryBlock();
- static const size_t PageSize = Process::GetPageSize();
+ static const size_t PageSize = process::get_self()->page_size();
const size_t NumPages = (NumBytes+PageSize-1)/PageSize;
int fd = -1;
std::string *ErrMsg) {
if (NumBytes == 0) return MemoryBlock();
- size_t pageSize = Process::GetPageSize();
- size_t NumPages = (NumBytes+pageSize-1)/pageSize;
+ size_t PageSize = process::get_self()->page_size();
+ size_t NumPages = (NumBytes+PageSize-1)/PageSize;
int fd = -1;
#ifdef NEED_DEV_ZERO_FOR_MMAP
NearBlock->size() : 0;
#if defined(__APPLE__) && defined(__arm__)
- void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_EXEC,
+ void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_EXEC,
flags, fd, 0);
#else
- void *pa = ::mmap(start, pageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
+ void *pa = ::mmap(start, PageSize*NumPages, PROT_READ|PROT_WRITE|PROT_EXEC,
flags, fd, 0);
#endif
if (pa == MAP_FAILED) {
#if defined(__APPLE__) && defined(__arm__)
kern_return_t kr = vm_protect(mach_task_self(), (vm_address_t)pa,
- (vm_size_t)(pageSize*NumPages), 0,
+ (vm_size_t)(PageSize*NumPages), 0,
VM_PROT_READ | VM_PROT_EXECUTE | VM_PROT_COPY);
if (KERN_SUCCESS != kr) {
MakeErrMsg(ErrMsg, "vm_protect max RX failed");
}
kr = vm_protect(mach_task_self(), (vm_address_t)pa,
- (vm_size_t)(pageSize*NumPages), 0,
+ (vm_size_t)(PageSize*NumPages), 0,
VM_PROT_READ | VM_PROT_WRITE);
if (KERN_SUCCESS != kr) {
MakeErrMsg(ErrMsg, "vm_protect RW failed");
MemoryBlock result;
result.Address = pa;
- result.Size = NumPages*pageSize;
+ result.Size = NumPages*PageSize;
return result;
}