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use IpAddrTable instead of ApdapterInfo for net_interface_config

This commit is contained in:
Doug MacEachern 2006-11-05 02:26:03 +00:00
parent 6c21782915
commit c77dd61985
2 changed files with 88 additions and 43 deletions
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1
src/os/win32/sigar_os.h
View File

@ -491,6 +491,7 @@ struct sigar_t {
sigar_win32_pinfo_t pinfo;
sigar_cache_t *netif_adapters;
sigar_cache_t *netif_mib_rows;
sigar_cache_t *netif_addr_rows;
WORD ws_version;
int ws_error;

124
src/os/win32/win32_sigar.c
View File

@ -418,6 +418,7 @@ int sigar_os_open(sigar_t **sigar_ptr)
FALSE);
sigar->netif_mib_rows = NULL;
sigar->netif_addr_rows = NULL;
sigar->netif_adapters = NULL;
sigar->pinfo.pid = -1;
sigar->ws_version = 0;
@ -453,6 +454,10 @@ int sigar_os_close(sigar_t *sigar)
sigar_cache_destroy(sigar->netif_mib_rows);
}
if (sigar->netif_addr_rows) {
sigar_cache_destroy(sigar->netif_addr_rows);
}
if (sigar->netif_adapters) {
sigar_cache_destroy(sigar->netif_adapters);
}
@ -1985,6 +1990,63 @@ static int sigar_get_ipaddr_table(sigar_t *sigar,
}
}
#ifndef MIB_IPADDR_PRIMARY
#define MIB_IPADDR_PRIMARY 0x0001
#endif
static int sigar_get_netif_ipaddr(sigar_t *sigar,
DWORD index,
MIB_IPADDRROW **ipaddr)
{
sigar_cache_entry_t *entry;
*ipaddr = NULL;
if (sigar->netif_addr_rows) {
entry = sigar_cache_get(sigar->netif_addr_rows, index);
if (entry->value) {
*ipaddr = (MIB_IPADDRROW *)entry->value;
}
}
else {
int status, i;
MIB_IPADDRTABLE *mib;
sigar->netif_addr_rows = sigar_cache_new(10);
status = sigar_get_ipaddr_table(sigar, &mib);
if (status != SIGAR_OK) {
return status;
}
for (i=0; i<mib->dwNumEntries; i++) {
MIB_IPADDRROW *row = &mib->table[i];
/* unused2 == wType */
if (!(row->unused2 & MIB_IPADDR_PRIMARY)) {
continue;
}
entry = sigar_cache_get(sigar->netif_addr_rows,
row->dwIndex);
if (!entry->value) {
entry->value = malloc(sizeof(*row));
}
memcpy(entry->value, row, sizeof(*row));
if (row->dwIndex == index) {
*ipaddr = row;
}
}
}
if (*ipaddr) {
return SIGAR_OK;
}
else {
return ENOENT;
}
}
SIGAR_DECLARE(int) sigar_net_info_get(sigar_t *sigar,
sigar_net_info_t *netinfo)
{
@ -2258,6 +2320,7 @@ sigar_net_interface_config_get(sigar_t *sigar,
sigar_net_interface_config_t *ifconfig)
{
MIB_IFROW *ifr;
MIB_IPADDRROW *ipaddr;
int status;
status = get_mib_ifrow(sigar, name, &ifr);
@ -2282,56 +2345,37 @@ sigar_net_interface_config_get(sigar_t *sigar,
ifconfig->flags |= SIGAR_IFF_UP|SIGAR_IFF_RUNNING;
}
if (ifr->dwType == MIB_IF_TYPE_LOOPBACK) {
ifconfig->flags |= SIGAR_IFF_LOOPBACK;
status = sigar_get_netif_ipaddr(sigar,
ifr->dwIndex,
&ipaddr);
if (status != SIGAR_OK) {
return status;
}
sigar_net_address_set(ifconfig->address,
0x0100007f); /* 127.0.0.1 */
ipaddr->dwAddr);
sigar_net_address_set(ifconfig->netmask,
0x000000FF); /* 255.0.0.0 */
sigar_net_address_set(ifconfig->destination,
ifconfig->address.addr.in);
sigar_net_address_set(ifconfig->broadcast, 0);
ipaddr->dwMask);
sigar_net_address_set(ifconfig->broadcast,
ipaddr->dwBCastAddr);
/* hack for MS_LOOPBACK_ADAPTER */
if (strnEQ(name, NETIF_LA, sizeof(NETIF_LA)-1)) {
ifr->dwType = MIB_IF_TYPE_LOOPBACK;
}
if (ifr->dwType == MIB_IF_TYPE_LOOPBACK) {
ifconfig->flags |= SIGAR_IFF_LOOPBACK;
SIGAR_SSTRCPY(ifconfig->type,
SIGAR_NIC_LOOPBACK);
}
else {
IP_ADAPTER_INFO *adapter;
status = sigar_get_adapter_info(sigar,
ifr->dwIndex,
&adapter);
if (status == SIGAR_OK) {
char *addr;
long iaddr;
IP_ADDR_STRING *ip = &adapter->IpAddressList;
/* last address in the list is the primary */
while (ip->Next) {
ip = ip->Next;
}
addr = ip->IpAddress.String;
iaddr = inet_addr(addr);
sigar_net_address_set(ifconfig->address,
iaddr);
addr = ip->IpMask.String;
sigar_net_address_set(ifconfig->netmask,
inet_addr(addr));
if (ifr->dwType == MIB_IF_TYPE_ETHERNET) {
ifconfig->flags |=
SIGAR_IFF_BROADCAST|SIGAR_IFF_MULTICAST;
sigar_net_address_set(ifconfig->broadcast,
iaddr | 0xFF000000);
}
}
/* hack for MS_LOOPBACK_ADAPTER */
if (strnEQ(name, NETIF_LA, sizeof(NETIF_LA)-1)) {
ifconfig->flags |= SIGAR_IFF_LOOPBACK;
}
SIGAR_SSTRCPY(ifconfig->type,
SIGAR_NIC_ETHERNET);