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Diffstat (limited to 'native/jni/native-lib/cpnet.h')
| -rw-r--r-- | native/jni/native-lib/cpnet.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/native/jni/native-lib/cpnet.h b/native/jni/native-lib/cpnet.h new file mode 100644 index 000000000..0c7c215f8 --- /dev/null +++ b/native/jni/native-lib/cpnet.h @@ -0,0 +1,208 @@ +/* cpnet.h - + Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +#ifndef _CLASSPATH_NET_H_INCLUDED +#define _CLASSPATH_NET_H_INCLUDED + +#include <jni.h> +#include <jcl.h> +#include <string.h> + +#include <sys/socket.h> +#include <netinet/in.h> +#include <netinet/ip.h> + +typedef struct { + jint len; + char data[1]; +} cpnet_address; + +#define CPNET_SHUTDOWN_READ 1 +#define CPNET_SHUTDOWN_WRITE 2 + +JNIEXPORT jint cpnet_openSocketStream(JNIEnv *env, jint *fd, jint family); +JNIEXPORT jint cpnet_openSocketDatagram(JNIEnv *env, jint *fd, jint family); +JNIEXPORT jint cpnet_shutdown (JNIEnv *env, jint fd, jbyte flag); +JNIEXPORT jint cpnet_close(JNIEnv *env, jint fd); +JNIEXPORT jint cpnet_listen(JNIEnv *env, jint fd, jint queuelen); +JNIEXPORT jint cpnet_accept(JNIEnv *env, jint fd, jint *newfd); +JNIEXPORT jint cpnet_bind(JNIEnv *env, jint fd, cpnet_address *addr); +JNIEXPORT jint cpnet_connect(JNIEnv *env, jint fd, cpnet_address *addr); +JNIEXPORT jint cpnet_getLocalAddr(JNIEnv *env, jint fd, cpnet_address **addr); +JNIEXPORT jint cpnet_getRemoteAddr(JNIEnv *env, jint fd, cpnet_address **addr); +JNIEXPORT jint cpnet_setBroadcast(JNIEnv *env, jint fd, jint flag); +JNIEXPORT jint cpnet_send (JNIEnv *env, jint fd, jbyte *data, jint len, jint *bytes_sent); +JNIEXPORT jint cpnet_sendTo (JNIEnv *env, jint fd, jbyte *data, jint len, cpnet_address *addr, jint *bytes_sent); +JNIEXPORT jint cpnet_recv (JNIEnv *env, jint fd, jbyte *data, jint len, jint *bytes_recv); +JNIEXPORT jint cpnet_recvFrom (JNIEnv *env, jint fd, jbyte *data, jint len, cpnet_address **addr, jint *bytes_recv); +JNIEXPORT jint cpnet_setSocketTCPNoDelay (JNIEnv *env, jint fd, jint nodelay); +JNIEXPORT jint cpnet_getSocketTCPNoDelay (JNIEnv *env, jint fd, jint *nodelay); +JNIEXPORT jint cpnet_setLinger (JNIEnv *env, jint fd, jint flag, jint value); +JNIEXPORT jint cpnet_getLinger (JNIEnv *env, jint fd, jint *flag, jint *value); +JNIEXPORT jint cpnet_setSocketTimeout (JNIEnv *env, jint fd, jint value); +JNIEXPORT jint cpnet_getSocketTimeout (JNIEnv *env, jint fd, jint *value); +JNIEXPORT jint cpnet_setSendBuf (JNIEnv *env, jint fd, jint value); +JNIEXPORT jint cpnet_getSendBuf (JNIEnv *env, jint fd, jint *value); +JNIEXPORT jint cpnet_setRecvBuf (JNIEnv *env, jint fd, jint value); +JNIEXPORT jint cpnet_getRecvBuf (JNIEnv *env, jint fd, jint *value); +JNIEXPORT jint cpnet_setTTL (JNIEnv *env, jint fd, jint value); +JNIEXPORT jint cpnet_getTTL (JNIEnv *env, jint fd, jint *value); +JNIEXPORT jint cpnet_setMulticastIF (JNIEnv *env, jint fd, cpnet_address *addr); +JNIEXPORT jint cpnet_getMulticastIF (JNIEnv *env, jint fd, cpnet_address **addr); +JNIEXPORT jint cpnet_setReuseAddress (JNIEnv *env, jint fd, jint reuse); +JNIEXPORT jint cpnet_getReuseAddress (JNIEnv *env, jint fd, jint *reuse); +JNIEXPORT jint cpnet_setKeepAlive (JNIEnv *env, jint fd, jint keep); +JNIEXPORT jint cpnet_getKeepAlive (JNIEnv *env, jint fd, jint *keep); +JNIEXPORT jint cpnet_getBindAddress (JNIEnv *env, jint fd, cpnet_address **addr); +JNIEXPORT jint cpnet_addMembership (JNIEnv *env, jint fd, cpnet_address *addr); +JNIEXPORT jint cpnet_dropMembership (JNIEnv *env, jint fd, cpnet_address *addr); +JNIEXPORT jint cpnet_getAvailableBytes (JNIEnv *env, jint fd, jint *availableBytes); +JNIEXPORT jint cpnet_getHostname (JNIEnv *env, char *hostname, jint hostname_len); +JNIEXPORT jint cpnet_getHostByName (JNIEnv *env, const char *hostname, cpnet_address ***adresses, jint *addresses_count); +JNIEXPORT jint cpnet_getHostByAddr (JNIEnv *env, cpnet_address *addr, char *hostname, jint hostname_len); +JNIEXPORT void cpnet_freeAddresses(JNIEnv * env, cpnet_address **addr, jint addresses_count); + +static inline cpnet_address *cpnet_newIPV4Address(JNIEnv * env) +{ + cpnet_address *addr = (cpnet_address *)JCL_malloc(env, sizeof(cpnet_address) + sizeof(struct sockaddr_in)); + struct sockaddr_in *netaddr = (struct sockaddr_in *)&(addr->data[0]); + + addr->len = sizeof(struct sockaddr_in); + memset(netaddr, 0, addr->len); + netaddr->sin_family = AF_INET; + return addr; +} + +static inline void cpnet_setIPV4Any(cpnet_address *addr) +{ + struct sockaddr_in *netaddr = (struct sockaddr_in *)&(addr->data[0]); + + netaddr->sin_addr.s_addr = INADDR_ANY; +} + +static inline cpnet_address *cpnet_newIPV6Address(JNIEnv * env) +{ + cpnet_address * addr = (cpnet_address *)JCL_malloc(env, sizeof(cpnet_address) + sizeof(struct sockaddr_in6)); + struct sockaddr_in6 *netaddr = (struct sockaddr_in6 *)&(addr->data[0]); + + addr->len = sizeof(struct sockaddr_in6); + memset(netaddr, 0, addr->len); + netaddr->sin6_family = AF_INET6; + + return addr; +} + +static inline void cpnet_freeAddress(JNIEnv * env, cpnet_address *addr) +{ + JCL_free(env, addr); +} + +static inline void cpnet_addressSetPort(cpnet_address *addr, jint port) +{ + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(addr->data[0]); + + ipaddr->sin_port = htons(port); +} + +static inline jint cpnet_addressGetPort(cpnet_address *addr) +{ + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(addr->data[0]); + + return ntohs(ipaddr->sin_port); +} + +static inline jboolean cpnet_isAddressEqual(cpnet_address *addr1, cpnet_address *addr2) +{ + if (addr1->len != addr2->len) + return JNI_FALSE; + + return memcmp(addr1->data, addr2->data, addr1->len) == 0; +} + +static inline jboolean cpnet_isIPV6Address(cpnet_address *addr) +{ + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(addr->data[0]); + + return ipaddr->sin_family == AF_INET6; +} + +static inline jboolean cpnet_isIPV4Address(cpnet_address *addr) +{ + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(addr->data[0]); + + return ipaddr->sin_family == AF_INET; +} + +static inline void cpnet_IPV4AddressToBytes(cpnet_address *netaddr, jbyte *octets) +{ + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(netaddr->data[0]); + unsigned long sysaddr = ntohl(ipaddr->sin_addr.s_addr); + + octets[0] = ((sysaddr >> 24) & 0xff); + octets[1] = ((sysaddr >> 16) & 0xff); + octets[2] = ((sysaddr >> 8) & 0xff); + octets[3] = (sysaddr & 0xff); +} + +static inline void cpnet_bytesToIPV4Address(cpnet_address *netaddr, jbyte *octets) +{ + jint sysaddr; + struct sockaddr_in *ipaddr = (struct sockaddr_in *)&(netaddr->data[0]); + + sysaddr = ((jint)(unsigned char)octets[0]) << 24; + sysaddr |= ((jint)(unsigned char)octets[1]) << 16; + sysaddr |= ((jint)(unsigned char)octets[2]) << 8; + sysaddr |= ((jint)(unsigned char)octets[3]); + + ipaddr->sin_addr.s_addr = htonl(sysaddr); +} + +static inline void cpnet_IPV6AddressToBytes(cpnet_address *netaddr, jbyte *octets) +{ + struct sockaddr_in6 *ipaddr = (struct sockaddr_in6 *)&(netaddr->data[0]); + + memcpy(octets, &ipaddr->sin6_addr, 16); +} + +static inline void cpnet_bytesToIPV6Address(cpnet_address *netaddr, jbyte *octets) +{ + struct sockaddr_in6 *ipaddr = (struct sockaddr_in6 *)&(netaddr->data[0]); + + memcpy(&ipaddr->sin6_addr, octets, 16); +} + +#endif |