char* palAtomMemoryManager::CopyString(const char* str) {
uint32_t length = palStringLength(str) + 1;
if (length >= PAL_ATOM_PAGE_SIZE) {
// very large string, won't fit in page
total_large_strings++;
total_allocated_memory += length;
return palStringDuplicate(str);
}
const uint32_t page_size = ((palPageAllocator*)g_PageAllocator)->GetPageSize();
if (page == NULL) {
// initial run
page = (char*)g_PageAllocator->Allocate(PAL_ATOM_PAGE_SIZE, page_size);
offset = 0;
total_allocated_memory += PAL_ATOM_PAGE_SIZE;
}
if (offset + length >= PAL_ATOM_PAGE_SIZE) {
total_wasted_memory += (PAL_ATOM_PAGE_SIZE - offset);
total_allocated_memory += PAL_ATOM_PAGE_SIZE;
page = (char*)g_PageAllocator->Allocate(PAL_ATOM_PAGE_SIZE, page_size);
offset = 0;
}
char* copy = page+offset;
palMemoryCopyBytes(page+offset, str, length);
offset += length;
return copy;
}
bool palBinaryReader::Read(size_t length, void* r) {
if (buffer_p_ + length >= buffer_end_) {
// EOF
return false;
}
palMemoryCopyBytes(r, buffer_p_, length);
buffer_p_ += length;
return true;
}
