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fix bug under websphere4.0 jdk, key was not always null terminated

This commit is contained in:
Doug MacEachern 2004-11-23 00:22:53 +00:00
parent c9a835a92e
commit 93e7a04f89
1 changed files with 6 additions and 2 deletions
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8
bindings/java/src/jni/win32/registrykey.cpp
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@ -109,9 +109,13 @@ JNIEXPORT jlong SIGAR_JNI(win32_RegistryKey_RegOpenKey)
(JNIEnv *env, jclass, jlong hkey, jstring subkey) (JNIEnv *env, jclass, jlong hkey, jstring subkey)
{ {
HKEY hkeyResult = NULL; HKEY hkeyResult = NULL;
jsize len = env->GetStringLength(subkey);
LPCTSTR lpSubkey = (LPCTSTR)env->GetStringChars(subkey, NULL); LPTSTR lpSubkey = (LPTSTR)env->GetStringChars(subkey, NULL);
char orig = lpSubkey[len];
/* required under IBM/WebSphere 4.0 for certain keys */
lpSubkey[len] = '\0';
RegOpenKey((HKEY)hkey, lpSubkey, &hkeyResult); RegOpenKey((HKEY)hkey, lpSubkey, &hkeyResult);
lpSubkey[len] = orig;
env->ReleaseStringChars(subkey, (const jchar *)lpSubkey); env->ReleaseStringChars(subkey, (const jchar *)lpSubkey);
return (jlong)hkeyResult; return (jlong)hkeyResult;