void read_igmp6(struct ma_info **result_p)
{
char buf[256];
FILE *fp = fopen("/proc/net/igmp6", "r");
if (!fp)
return;
while (fgets(buf, sizeof(buf), fp)) {
char hexa[256];
struct ma_info m;
int len;
memset(&m, 0, sizeof(m));
sscanf(buf, "%d%s%s%d", &m.index, m.name, hexa, &m.users);
if (filter.dev && strcmp(filter.dev, m.name))
continue;
m.addr.family = AF_INET6;
len = parse_hex(hexa, (unsigned char*)&m.addr.data);
if (len >= 0) {
struct ma_info *ma = malloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
ma->addr.bytelen = len;
ma->addr.bitlen = len<<3;
maddr_ins(result_p, ma);
}
}
fclose(fp);
}
void read_igmp(struct ma_info **result_p)
{
struct ma_info m, *ma = NULL;
char buf[256];
FILE *fp = fopen(_PATH_PROCNET_IGMP, "r");
if (!fp)
return;
memset(&m, 0, sizeof(m));
if (fgets(buf, sizeof(buf), fp))
/* eat line */;
m.addr.family = AF_INET;
m.addr.bitlen = 32;
m.addr.bytelen = 4;
while (fgets(buf, sizeof(buf), fp)) {
if (buf[0] != '\t') {
sscanf(buf, "%d%s", &m.index, m.name);
continue;
}
if (filter_dev[0] && strcmp(filter_dev, m.name))
continue;
sscanf(buf, "%08x%d", (__u32*)&m.addr.data, &m.users);
ma = xmalloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
maddr_ins(result_p, ma);
}
fclose(fp);
}
void read_igmp(struct ma_info **result_p)
{
struct ma_info m;
char buf[256];
FILE *fp = fopen("/proc/net/igmp", "r");
if (!fp)
return;
memset(&m, 0, sizeof(m));
fgets(buf, sizeof(buf), fp);
m.addr.family = AF_INET;
m.addr.bitlen = 32;
m.addr.bytelen = 4;
while (fgets(buf, sizeof(buf), fp)) {
struct ma_info *ma = malloc(sizeof(m));
if (buf[0] != '\t') {
sscanf(buf, "%d%s", &m.index, m.name);
continue;
}
if (filter.dev && strcmp(filter.dev, m.name))
continue;
sscanf(buf, "%08x%d", (__u32*)&m.addr.data, &m.users);
ma = malloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
maddr_ins(result_p, ma);
}
fclose(fp);
}
void read_dev_mcast(struct ma_info **result_p)
{
char buf[256];
FILE *fp = fopen(_PATH_PROCNET_DEV_MCAST, "r");
if (!fp)
return;
while (fgets(buf, sizeof(buf), fp)) {
char hexa[256];
struct ma_info m;
int len;
int st;
memset(&m, 0, sizeof(m));
sscanf(buf, "%d%s%d%d%s", &m.index, m.name, &m.users, &st,
hexa);
if (filter_dev[0] && strcmp(filter_dev, m.name))
continue;
m.addr.family = AF_PACKET;
len = parse_hex(hexa, (unsigned char*)&m.addr.data);
if (len >= 0) {
struct ma_info *ma = xmalloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
ma->addr.bytelen = len;
ma->addr.bitlen = len<<3;
if (st)
ma->features = "static";
maddr_ins(result_p, ma);
}
}
fclose(fp);
}
static void read_dev_mcast(struct ma_info **result_p)
{
char buf[256];
FILE *fp = fopen("/proc/net/dev_mcast", "r");
if (!fp)
return;
while (fgets(buf, sizeof(buf), fp)) {
char hexa[256];
struct ma_info m = { .addr.family = AF_PACKET };
int len;
int st;
sscanf(buf, "%d%s%d%d%s", &m.index, m.name, &m.users, &st,
hexa);
if (filter.dev && strcmp(filter.dev, m.name))
continue;
len = parse_hex(hexa, (unsigned char *)&m.addr.data, sizeof(m.addr.data));
if (len >= 0) {
struct ma_info *ma = malloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
ma->addr.bytelen = len;
ma->addr.bitlen = len<<3;
if (st)
ma->features = "static";
maddr_ins(result_p, ma);
}
}
fclose(fp);
}
static void read_igmp(struct ma_info **result_p)
{
struct ma_info m = {
.addr.family = AF_INET,
.addr.bitlen = 32,
.addr.bytelen = 4,
};
char buf[256];
FILE *fp = fopen("/proc/net/igmp", "r");
if (!fp)
return;
if (!fgets(buf, sizeof(buf), fp)) {
fclose(fp);
return;
}
while (fgets(buf, sizeof(buf), fp)) {
struct ma_info *ma;
size_t len;
if (buf[0] != '\t') {
sscanf(buf, "%d%s", &m.index, m.name);
len = strlen(m.name);
if (m.name[len - 1] == ':')
len--;
continue;
}
if (filter.dev && strncmp(filter.dev, m.name, len))
continue;
sscanf(buf, "%08x%d", (__u32 *)&m.addr.data, &m.users);
ma = malloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
maddr_ins(result_p, ma);
}
fclose(fp);
}
static void read_igmp6(struct ma_info **result_p)
{
char buf[256];
FILE *fp = fopen("/proc/net/igmp6", "r");
if (!fp)
return;
while (fgets(buf, sizeof(buf), fp)) {
char hexa[256];
struct ma_info m = { .addr.family = AF_INET6 };
int len;
sscanf(buf, "%d%s%s%d", &m.index, m.name, hexa, &m.users);
if (filter.dev && strcmp(filter.dev, m.name))
continue;
len = parse_hex(hexa, (unsigned char *)&m.addr.data, sizeof(m.addr.data));
if (len >= 0) {
struct ma_info *ma = malloc(sizeof(m));
memcpy(ma, &m, sizeof(m));
ma->addr.bytelen = len;
ma->addr.bitlen = len<<3;
maddr_ins(result_p, ma);
}
}
fclose(fp);
}
static void print_maddr(FILE *fp, struct ma_info *list)
{
fprintf(fp, "\t");
if (list->addr.family == AF_PACKET) {
SPRINT_BUF(b1);
fprintf(fp, "link %s", ll_addr_n2a((unsigned char *)list->addr.data,
list->addr.bytelen, 0,
b1, sizeof(b1)));
} else {
switch (list->addr.family) {
case AF_INET:
fprintf(fp, "inet ");
break;
case AF_INET6:
fprintf(fp, "inet6 ");
break;
default:
fprintf(fp, "family %d ", list->addr.family);
break;
}
fprintf(fp, "%s",
format_host(list->addr.family,
-1, list->addr.data));
}
if (list->users != 1)
fprintf(fp, " users %d", list->users);
if (list->features)
fprintf(fp, " %s", list->features);
fprintf(fp, "\n");
}
static void print_mlist(FILE *fp, struct ma_info *list)
{
int cur_index = 0;
for (; list; list = list->next) {
if (oneline) {
cur_index = list->index;
fprintf(fp, "%d:\t%s%s", cur_index, list->name, _SL_);
} else if (cur_index != list->index) {
cur_index = list->index;
fprintf(fp, "%d:\t%s\n", cur_index, list->name);
}
print_maddr(fp, list);
}
}