/*
* Class: java_net_DualStackPlainSocketImpl
* Method: setIntOption
* Signature: (III)V
*/
JNIEXPORT void JNICALL Java_java_net_DualStackPlainSocketImpl_setIntOption
(JNIEnv *env, jclass clazz, jint fd, jint cmd, jint value) {
int level, opt;
struct linger linger;
char *parg;
int arglen;
if (NET_MapSocketOption(cmd, &level, &opt) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"Invalid option");
return;
}
if (opt == java_net_SocketOptions_SO_LINGER) {
parg = (char *)&linger;
arglen = sizeof(linger);
if (value >= 0) {
linger.l_onoff = 1;
linger.l_linger = (unsigned short)value;
} else {
linger.l_onoff = 0;
linger.l_linger = 0;
}
} else {
parg = (char *)&value;
arglen = sizeof(value);
}
if (NET_SetSockOpt(fd, level, opt, parg, arglen) < 0) {
NET_ThrowNew(env, WSAGetLastError(), "setsockopt");
}
}
/*
* Class: java_net_DualStackPlainSocketImpl
* Method: getIntOption
* Signature: (II)I
*/
JNIEXPORT jint JNICALL Java_java_net_DualStackPlainSocketImpl_getIntOption
(JNIEnv *env, jclass clazz, jint fd, jint cmd) {
int level, opt;
int result=0;
struct linger linger;
char *arg;
int arglen;
if (NET_MapSocketOption(cmd, &level, &opt) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"Unsupported socket option");
return -1;
}
if (opt == java_net_SocketOptions_SO_LINGER) {
arg = (char *)&linger;
arglen = sizeof(linger);
} else {
arg = (char *)&result;
arglen = sizeof(result);
}
if (NET_GetSockOpt(fd, level, opt, arg, &arglen) < 0) {
NET_ThrowNew(env, WSAGetLastError(), "getsockopt");
return -1;
}
if (opt == java_net_SocketOptions_SO_LINGER)
return linger.l_onoff ? linger.l_linger : -1;
else
return result;
}
/*
* Class: java_net_DualStackPlainDatagramSocketImpl
* Method: socketSetIntOption
* Signature: (III)V
*/
JNIEXPORT void JNICALL Java_java_net_DualStackPlainDatagramSocketImpl_socketSetIntOption
(JNIEnv *env, jclass clazz, jint fd , jint cmd, jint value) {
int level = 0, opt = 0;
if (NET_MapSocketOption(cmd, &level, &opt) < 0) {
JNU_ThrowByNameWithLastError(env, JNU_JAVANETPKG "SocketException",
"Invalid option");
return;
}
if (NET_SetSockOpt(fd, level, opt, (char *)&value, sizeof(value)) < 0) {
NET_ThrowNew(env, WSAGetLastError(), "setsockopt");
}
}
/* call NET_MapSocketOptionV6 for the IPv6 fd only
* and NET_MapSocketOption for the IPv4 fd
*/
JNIEXPORT int JNICALL
NET_MapSocketOptionV6(jint cmd, int *level, int *optname) {
switch (cmd) {
case java_net_SocketOptions_IP_MULTICAST_IF:
case java_net_SocketOptions_IP_MULTICAST_IF2:
*level = IPPROTO_IPV6;
*optname = IPV6_MULTICAST_IF;
return 0;
case java_net_SocketOptions_IP_MULTICAST_LOOP:
*level = IPPROTO_IPV6;
*optname = IPV6_MULTICAST_LOOP;
return 0;
}
return NET_MapSocketOption (cmd, level, optname);
}
/*
* Class: java_net_DualStackPlainDatagramSocketImpl
* Method: socketGetIntOption
* Signature: (II)I
*/
JNIEXPORT jint JNICALL Java_java_net_DualStackPlainDatagramSocketImpl_socketGetIntOption
(JNIEnv *env, jclass clazz, jint fd, jint cmd) {
int level = 0, opt = 0, result=0;
int result_len = sizeof(result);
if (NET_MapSocketOption(cmd, &level, &opt) < 0) {
JNU_ThrowByNameWithLastError(env, JNU_JAVANETPKG "SocketException",
"Invalid option");
return -1;
}
if (NET_GetSockOpt(fd, level, opt, (void *)&result, &result_len) < 0) {
NET_ThrowNew(env, WSAGetLastError(), "getsockopt");
return -1;
}
return result;
}
JNIEXPORT void JNICALL
Java_sun_nio_ch_Net_setIntOption0(JNIEnv *env, jclass clazz,
jobject fdo, jint opt, jint arg)
{
int klevel, kopt;
int result;
struct linger linger;
void *parg;
int arglen;
if (NET_MapSocketOption(opt, &klevel, &kopt) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"Unsupported socket option");
return;
}
if (opt == java_net_SocketOptions_SO_LINGER) {
parg = (void *)&linger;
arglen = sizeof(linger);
if (arg >= 0) {
linger.l_onoff = 1;
linger.l_linger = arg;
} else {
linger.l_onoff = 0;
linger.l_linger = 0;
}
} else {
parg = (void *)&arg;
arglen = sizeof(arg);
}
if (NET_SetSockOpt(fdval(env, fdo), klevel, kopt, parg, arglen) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"sun.nio.ch.Net.setIntOption");
}
}
JNIEXPORT jint JNICALL
Java_sun_nio_ch_Net_getIntOption0(JNIEnv *env, jclass clazz,
jobject fdo, jint opt)
{
int klevel, kopt;
int result;
struct linger linger;
void *arg;
int arglen;
if (NET_MapSocketOption(opt, &klevel, &kopt) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"Unsupported socket option");
return -1;
}
if (opt == java_net_SocketOptions_SO_LINGER) {
arg = (void *)&linger;
arglen = sizeof(linger);
} else {
arg = (void *)&result;
arglen = sizeof(result);
}
if (NET_GetSockOpt(fdval(env, fdo), klevel, kopt, arg, &arglen) < 0) {
JNU_ThrowByNameWithLastError(env,
JNU_JAVANETPKG "SocketException",
"sun.nio.ch.Net.getIntOption");
return -1;
}
if (opt == java_net_SocketOptions_SO_LINGER)
return linger.l_onoff ? linger.l_linger : -1;
else
return result;
}
