84 lines
1.7 KiB
C++
84 lines
1.7 KiB
C++
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#include "NDEString.h"
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#include "foundation/error.h"
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#include <windows.h>
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typedef BOOL (WINAPI *HEAPSETINFORMATION)(HANDLE HeapHandle, HEAP_INFORMATION_CLASS HeapInformationClass, PVOID HeapInformation, SIZE_T HeapInformationLength);
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static HANDLE string_heap=0;
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static HMODULE kernel=0;
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extern "C" void NDE_HeapInit()
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{
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if (!string_heap)
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{
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string_heap=HeapCreate(0, 0, 0);
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kernel = LoadLibraryW(L"kernel32.dll");
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if (kernel)
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{
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HEAPSETINFORMATION hsi = (HEAPSETINFORMATION)GetProcAddress(kernel, "HeapSetInformation");
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if (hsi)
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{
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ULONG argh = 2;
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hsi(string_heap, HeapCompatibilityInformation, &argh, sizeof(ULONG));
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}
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}
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NXStringSetHeap(string_heap);
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}
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}
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extern "C" void NDE_HeapQuit()
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{
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if (kernel)
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FreeLibrary(kernel);
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}
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nx_string_t ndestring_get_string(wchar_t *str)
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{
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if (!str)
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return 0;
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nx_string_t self = (nx_string_t)((uint8_t *)str - sizeof(size_t) - sizeof(size_t));
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return self;
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}
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wchar_t *ndestring_wcsdup(const wchar_t *str)
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{
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NDE_HeapInit();
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if (!str)
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return 0;
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nx_string_t value;
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if (NXStringCreateWithUTF16(&value, str) != NErr_Success)
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return 0;
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return value->string;
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}
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wchar_t *ndestring_wcsndup(const wchar_t *str, size_t len)
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{
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NDE_HeapInit();
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if (!str)
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return 0;
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nx_string_t value;
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if (NXStringCreateWithBytes(&value, str, len*2, nx_charset_utf16le) != NErr_Success)
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return 0;
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return value->string;
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}
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wchar_t *ndestring_malloc(size_t str_size)
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{
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NDE_HeapInit();
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nx_string_t value=NXStringMalloc((str_size+1)/2 - 1);
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if (!value)
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return 0;
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return value->string;
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}
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void ndestring_release(wchar_t *str)
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{
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nx_string_t value = ndestring_get_string(str);
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NXStringRelease(value);
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}
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void ndestring_retain(wchar_t *str)
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{
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nx_string_t value = ndestring_get_string(str);
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NXStringRetain(value);
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}
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