JNIEXPORT jobjectArray SIGAR_JNIx(getNetInterfaceList)
(JNIEnv *env, jobject sigar_obj)
{
int status;
unsigned int i;
sigar_net_interface_list_t iflist;
jobjectArray ifarray;
jclass stringclass = JENV->FindClass(env, "java/lang/String");
dSIGAR(NULL);
if ((status = sigar_net_interface_list_get(sigar, &iflist)) != SIGAR_OK) {
sigar_throw_error(env, jsigar, status);
return NULL;
}
ifarray = JENV->NewObjectArray(env, iflist.number, stringclass, 0);
SIGAR_CHEX;
for (i=0; i<iflist.number; i++) {
jstring s = JENV->NewStringUTF(env, iflist.data[i]);
JENV->SetObjectArrayElement(env, ifarray, i, s);
SIGAR_CHEX;
}
sigar_net_interface_list_destroy(sigar, &iflist);
return ifarray;
}
sigar_net_interface_config_primary_get(sigar_t *sigar,
sigar_net_interface_config_t *ifconfig)
{
int i, status, found=0;
sigar_net_interface_list_t iflist;
sigar_net_interface_config_t possible_config;
possible_config.flags = 0;
if ((status = sigar_net_interface_list_get(sigar, &iflist)) != SIGAR_OK) {
return status;
}
for (i=0; i<iflist.number; i++) {
status = sigar_net_interface_config_get(sigar,
iflist.data[i], ifconfig);
if ((status != SIGAR_OK) ||
(ifconfig->flags & SIGAR_IFF_LOOPBACK) ||
!ifconfig->hwaddr.addr.in) /* no mac address */
{
continue;
}
if (!possible_config.flags) {
/* save for later for use if we're not connected to the net
* or all interfaces are aliases (e.g. solaris zone)
*/
memcpy(&possible_config, ifconfig, sizeof(*ifconfig));
}
if (!ifconfig->address.addr.in) {
continue; /* no ip address */
}
if (strchr(iflist.data[i], ':')) {
continue; /* alias */
}
found = 1;
break;
}
sigar_net_interface_list_destroy(sigar, &iflist);
if (found) {
return SIGAR_OK;
}
else if (possible_config.flags) {
memcpy(ifconfig, &possible_config, sizeof(*ifconfig));
return SIGAR_OK;
}
else {
return SIGAR_ENXIO;
}
}
static VALUE rb_sigar_net_interface_list(VALUE obj)
{
int status;
sigar_t *sigar = rb_sigar_get(obj);
sigar_net_interface_list_t iflist;
VALUE RETVAL;
status = sigar_net_interface_list_get(sigar, &iflist);
if (status != SIGAR_OK) {
RB_SIGAR_CROAK;
}
RETVAL = rb_sigar_new_strlist(iflist.data, iflist.number);
sigar_net_interface_list_destroy(sigar, &iflist);
return RETVAL;
}
int lua_sigar_netifs_get(lua_State *L) {
sigar_t *s = *(sigar_t **)luaL_checkudata(L, 1, "sigar");
lua_sigar_netifs_t *netifs;
netifs = lua_newuserdata(L, sizeof(lua_sigar_netifs_t));
netifs->sigar = s;
sigar_net_interface_list_get(s, &(netifs->netifs));
netifs->ref_count = 1;
if (0 != luaL_newmetatable(L, "sigar_netifs")) {
lua_pushcfunction(L, lua_sigar_netifs_len);
lua_setfield(L, -2, "__len");
lua_pushcfunction(L, lua_sigar_netifs_get_netif);
lua_setfield(L, -2, "__index");
lua_pushcfunction(L, lua_sigar_netifs_gc);
lua_setfield(L, -2, "__gc");
}
lua_setmetatable(L, -2);
return 1;
}
static void setup_sigar(void)
{
sigar_file_system_list_t sigar_fslist;
sigar_net_interface_list_t sigar_netlist;
int i, e, cnt;
int do_destroy = 0;
/* initialize sigar */
if (0 != (e = sigar_open(&gx.sigar)))
{
gpsmon_fatalx(FLINE, e, "sigar_open failed");
}
TR2(("sigar initialized\n"));
do_destroy = 1;
if (0 != sigar_net_interface_list_get(gx.sigar, &sigar_netlist))
{
memset(&sigar_netlist, 0, sizeof(sigar_netlist));
do_destroy = 0;
}
gx.netlist = apr_pcalloc(gx.pool, sizeof(const char*) * (1
+ sigar_netlist.number));
CHECKMEM(gx.netlist);
for (i = 0; i < sigar_netlist.number; i++)
{
gx.netlist[i] = apr_pstrdup(gx.pool, sigar_netlist.data[i]);
CHECKMEM(gx.netlist[i]);
TR2(("sigar net %d: %s\n", i, gx.netlist[i]));
}
if (do_destroy)
sigar_net_interface_list_destroy(gx.sigar, &sigar_netlist);
do_destroy = 1;
if (0 != sigar_file_system_list_get(gx.sigar, &sigar_fslist))
{
memset(&sigar_fslist, 0, sizeof(sigar_fslist));
do_destroy = 0;
}
cnt = 0;
TR2(("sigar fsnumber: %d\n", sigar_fslist.number));
for (i = 0; i < sigar_fslist.number; i++)
{
if (sigar_fslist.data[i].type == SIGAR_FSTYPE_LOCAL_DISK)
{
TR2(("sigar cnt: %d\n", cnt + 1));
cnt++;
}
}
gx.fslist = apr_pcalloc(gx.pool, sizeof(const char*) * (cnt + 1));
CHECKMEM(gx.fslist);
gx.devlist = apr_pcalloc(gx.pool, sizeof(const char*) * (cnt + 1));
CHECKMEM(gx.devlist);
cnt = 0;
for (i = 0; i < sigar_fslist.number; i++)
{
if (sigar_fslist.data[i].type == SIGAR_FSTYPE_LOCAL_DISK)
{
gx.fslist[cnt]
= apr_pstrdup(gx.pool, sigar_fslist.data[i].dir_name);
CHECKMEM(gx.fslist[cnt]);
TR2(("fs: %s\n", gx.fslist[cnt]));
gx.devlist[cnt] = apr_pstrdup(gx.pool,
sigar_fslist.data[i].dev_name);
CHECKMEM(gx.devlist[cnt]);
cnt++;
}
}
cnt = 0;
for (i = 0; i < sigar_fslist.number; i++)
{
if (sigar_fslist.data[i].type == SIGAR_FSTYPE_LOCAL_DISK || sigar_fslist.data[i].type == SIGAR_FSTYPE_NETWORK)
{
TR2(("sigar cnt: %d\n", cnt + 1));
cnt++;
}
}
gx.allfslist = apr_pcalloc(gx.pool, sizeof(const char*) * (cnt + 1));
CHECKMEM(gx.allfslist);
cnt = 0;
for (i = 0; i < sigar_fslist.number; i++)
{
if (sigar_fslist.data[i].type == SIGAR_FSTYPE_LOCAL_DISK || sigar_fslist.data[i].type == SIGAR_FSTYPE_NETWORK)
{
gx.allfslist[cnt]
= apr_pstrdup(gx.pool, sigar_fslist.data[i].dir_name);
CHECKMEM(gx.allfslist[cnt]);
TR2(("allfs: %s\n", gx.allfslist[cnt]));
cnt++;
}
}
if (do_destroy)
sigar_file_system_list_destroy(gx.sigar, &sigar_fslist);
}
