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#include "unicode.h"
#include "common/windows/nt.h"
void ffStrbufSetNWS(FFstrbuf* result, uint32_t length, const wchar_t* source) {
if (!length) {
ffStrbufClear(result);
return;
}
ULONG size_needed = 0;
NTSTATUS status = RtlUnicodeToUTF8N(NULL, 0, &size_needed, source, length * sizeof(wchar_t));
if (size_needed == 0) {
ffStrbufSetF(result, "RtlUnicodeToUTF8N failed: %X", (unsigned) status);
return;
}
ffStrbufEnsureFixedLengthFree(result, size_needed);
RtlUnicodeToUTF8N(result->chars, size_needed, &size_needed, source, length * sizeof(wchar_t));
result->length = size_needed;
result->chars[size_needed] = '\0';
}
void ffStrbufAppendNWS(FFstrbuf* result, uint32_t length, const wchar_t* source) {
if (!length) {
return;
}
ULONG size_needed = 0;
NTSTATUS status = RtlUnicodeToUTF8N(NULL, 0, &size_needed, source, length * sizeof(wchar_t));
if (size_needed == 0) {
ffStrbufAppendF(result, "RtlUnicodeToUTF8N failed: %X", (unsigned) status);
return;
}
ffStrbufEnsureFree(result, size_needed);
RtlUnicodeToUTF8N(result->chars + result->length, size_needed, &size_needed, source, length * sizeof(wchar_t));
result->length += size_needed;
result->chars[result->length] = '\0';
}
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