void connect_manager::init(const char* default_addr, const char* addr_list,
size_t count, int conn_timeout /* = 30 */, int rw_timeout /* = 30 */)
{
if (addr_list != NULL && *addr_list != 0)
set_service_list(addr_list, (int) count,
conn_timeout, rw_timeout);
// 创建缺省服务连接池对象，该对象一同放入总的连接池集群中
if (default_addr != NULL && *default_addr != 0)
{
logger("default_pool: %s", default_addr);
int max = check_addr(default_addr, default_addr_, count);
if (max < 0)
logger("no default connection set");
else
default_pool_ = &set(default_addr_.c_str(), max,
conn_timeout, rw_timeout);
}
else
logger("no default connection set");
// 必须保证至少有一个服务可用
if (pools_.empty())
logger_fatal("no connection available!");
}
int doNIT(struct secbuf *sec, void *data)
{
int ver, len, i;
int nw_desc_len, ts_desc_len;
uint16_t nw_id;
uint8_t *p, *q;
struct nit *nit = data;
/* TODO: check CRC?, using crc32 module like dvb_net.c? */
if (sec->buf[0] != TID_NIT_SELF || sec->buf[1] & 0xf0 != 0xb0 ) {
dprintf(" bad table header.\n");
return 2;
}
len = (sec->buf[1] & 0x0f) << 8 | sec->buf[2];
nw_id = sec->buf[3] << 8 | sec->buf[4];
ver = (sec->buf[5] & 0x3e0) >> 1;
nw_desc_len = (sec->buf[8]&0x0f)<< 8 | sec->buf[9];
if (!(sec->buf[5]&0x01) || sec->buf[6] && nw_desc_len
|| sec->buf[6] && nw_id != nit->nw_id) {
dprintf(" bad section.\n");
return 2;
}
if (ver != nit->ver) {
nit->ver = ver;
nit->next_sec = 0;
}
if (sec->buf[6] < nit->next_sec) {
dprintf(" same section[%02hhx] received.\n", sec->buf[6]);
return 1;
} else if (sec->buf[6] > nit->next_sec) {
dprintf(" section[%02hhx] received, expecting [%02x].\n",
sec->buf[6], nit->next_sec);
return 1;
}
nit->next_sec++;
if (!sec->buf[6]) {
nit->nw_id = nw_id;
nit->num_ts = 1;
nit->ts_info[0].num_service = 0;
}
p = &sec->buf[10];
i = 0;
q = p;
while (i < nw_desc_len) {
if (q[0] == DESC_CA_EMM_TS) {
nit->emm_ts.cas_id = q[2] << 8 | q[3];
nit->emm_ts.ts_id = q[4] << 8 | q[5];
nit->emm_ts.orig_nw_id = q[6] << 8 | q[7];
nit->emm_ts.power_supply_period = q[8];
break;
}
i += q[1] + 2;
q += q[1] + 2;
}
p += nw_desc_len;
p += 2; /* skip ts_loop_len, as it should be fixed to 1 */
nit->ts_info[0].ts_id = p[0]<<8 | p[1];
nit->ts_info[0].orig_nw_id = p[2] << 8 | p[3];
ts_desc_len = (p[4] & 0x0f) << 8 | p[5];
p += 6;
dprintf("new NIT nw:%04hx(ver.%02x) ts:%04x desc:%d sec:%hhu/%hhu\n",
nw_id, ver, nit->ts_info[0].ts_id, ts_desc_len,
sec->buf[6], sec->buf[7]);
i = 0;
while (i < ts_desc_len) {
switch (p[0]) {
case DESC_TS_INFO:
set_ts_info(p, nit);
break;
break;
case DESC_SERVICE_LIST:
set_service_list(p, nit);
break;
case DESC_PARTIAL_RECV:
set_partial_recv(p, nit);
break;
default:
dprintf(" desc[%02hhx](%hhu)\n", p[0], p[1]);
}
i += p[1]+2;
p += p[1]+2;
}
dprintf("\n");
return 0;
}
