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8303814: getLastErrorString should avoid charset conversions

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Reviewed-by: naoto, cjplummer, rriggs
This commit is contained in:
Daniel Jeliński 2023-03-14 17:18:56 +00:00
parent 830fd41346
commit baf11e734f
8 changed files with 106 additions and 129 deletions
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13
src/java.base/unix/native/libjava/jni_util_md.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -60,12 +60,13 @@ void buildJniFunctionName(const char *sym, const char *cname,
}
}
JNIEXPORT size_t JNICALL
getLastErrorString(char *buf, size_t len)
jstring
getLastErrorString(JNIEnv *env)
{
if (errno == 0 || len < 1) return 0;
getErrorString(errno, buf, len);
return strlen(buf);
char buf[256] = {0};
if (errno == 0) return NULL;
getErrorString(errno, buf, sizeof(buf));
return (buf[0] != 0) ? JNU_NewStringPlatform(env, buf) : NULL;
}
JNIEXPORT int JNICALL