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8234629: remove unused functions from libnet

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Reviewed-by: alanb, vtewari
This commit is contained in:
Matthias Baesken 2019-11-22 10:29:12 +01:00
parent f4fced0e24
commit 6eedae02a7
5 changed files with 2 additions and 92 deletions
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64
src/java.base/unix/native/libnet/net_util_md.c
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@ -73,50 +73,6 @@
#define UDP_EXCLBIND 0x0101
#endif
void setDefaultScopeID(JNIEnv *env, struct sockaddr *him)
{
#ifdef MACOSX
static jclass ni_class = NULL;
static jfieldID ni_defaultIndexID;
if (ni_class == NULL) {
jclass c = (*env)->FindClass(env, "java/net/NetworkInterface");
CHECK_NULL(c);
c = (*env)->NewGlobalRef(env, c);
CHECK_NULL(c);
ni_defaultIndexID = (*env)->GetStaticFieldID(env, c, "defaultIndex", "I");
CHECK_NULL(ni_defaultIndexID);
ni_class = c;
}
int defaultIndex;
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)him;
if (sin6->sin6_family == AF_INET6 && (sin6->sin6_scope_id == 0) &&
(IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr) ||
IN6_IS_ADDR_MULTICAST(&sin6->sin6_addr))) {
defaultIndex = (*env)->GetStaticIntField(env, ni_class,
ni_defaultIndexID);
sin6->sin6_scope_id = defaultIndex;
}
#endif
}
int getDefaultScopeID(JNIEnv *env) {
int defaultIndex = 0;
static jclass ni_class = NULL;
static jfieldID ni_defaultIndexID;
if (ni_class == NULL) {
jclass c = (*env)->FindClass(env, "java/net/NetworkInterface");
CHECK_NULL_RETURN(c, 0);
c = (*env)->NewGlobalRef(env, c);
CHECK_NULL_RETURN(c, 0);
ni_defaultIndexID = (*env)->GetStaticFieldID(env, c, "defaultIndex", "I");
CHECK_NULL_RETURN(ni_defaultIndexID, 0);
ni_class = c;
}
defaultIndex = (*env)->GetStaticIntField(env, ni_class,
ni_defaultIndexID);
return defaultIndex;
}
#define RESTARTABLE(_cmd, _result) do { \
do { \
_result = _cmd; \
@ -217,26 +173,6 @@ static int findMaxBuf(int fd, int opt, int sotype) {
}
#endif
#ifdef __linux__
static int vinit = 0;
static int kernelV24 = 0;
static int vinit24 = 0;
int kernelIsV24 () {
if (!vinit24) {
struct utsname sysinfo;
if (uname(&sysinfo) == 0) {
sysinfo.release[3] = '\0';
if (strcmp(sysinfo.release, "2.4") == 0) {
kernelV24 = JNI_TRUE;
}
}
vinit24 = 1;
}
return kernelV24;
}
#endif
void
NET_ThrowByNameWithLastError(JNIEnv *env, const char *name,
const char *defaultDetail) {