On Thu, 3 Jun 2021 06:55:26 GMT, Maxim Kartashev
<[email protected]> wrote:
>> src/hotspot/os/windows/os_windows.cpp line 1491:
>>
>>> 1489: static errno_t convert_UTF8_to_UTF16(char const* utf8_str, LPWSTR*
>>> utf16_str) {
>>> 1490: return convert_to_UTF16(utf8_str, CP_UTF8, utf16_str);
>>> 1491: }
>>
>> IIUC, `utf8_str` is the "modified" UTF-8 string in JNI. Using it as the
>> standard UTF-8 (I believe Windows' encoding `CP_UTF8` is the one) may end up
>> in incorrect conversions in some corner cases, e.g., for supplementary
>> characters.
>
> Right; I changed the code in NativeLibraries.c to pass down true UTF-8
> instead of "modified UTF-8". Please, take a look.
I am not sure we can pass non `modified UTF-8` through `JVM_LoadLibrary()`.
Probably some VM folks can enlighten here?
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PR: https://git.openjdk.java.net/jdk/pull/4169
