Exemplo n.º 1
0
static void listener_handler (struct instance *o)
{
    ASSERT(!o->dying)
    
    BReactor *reactor = o->i->params->iparams->reactor;
    BPendingGroup *pg = BReactor_PendingGroup(reactor);
    
    struct connection *c = malloc(sizeof(*c));
    if (!c) {
        ModuleLog(o->i, BLOG_ERROR, "malloc failed");
        goto fail0;
    }
    
    c->inst = o;
    
    LinkedList0_Prepend(&o->connections_list, &c->connections_list_node);
    
    if (!BConnection_Init(&c->con, BConnection_source_listener(&o->listener, &c->addr), reactor, c, (BConnection_handler)connection_con_handler)) {
        ModuleLog(o->i, BLOG_ERROR, "BConnection_Init failed");
        goto fail1;
    }
    
    BConnection_SendAsync_Init(&c->con);
    BConnection_RecvAsync_Init(&c->con);
    StreamPassInterface *con_send_if = BConnection_SendAsync_GetIf(&c->con);
    StreamRecvInterface *con_recv_if = BConnection_RecvAsync_GetIf(&c->con);
    
    PacketPassInterface_Init(&c->recv_if, RECV_MTU, (PacketPassInterface_handler_send)connection_recv_if_handler_send, c, pg);
    
    if (!PacketProtoDecoder_Init(&c->recv_decoder, con_recv_if, &c->recv_if, pg, c, (PacketProtoDecoder_handler_error)connection_recv_decoder_handler_error)) {
        ModuleLog(o->i, BLOG_ERROR, "PacketProtoDecoder_Init failed");
        goto fail2;
    }
    
    PacketStreamSender_Init(&c->send_pss, con_send_if, PACKETPROTO_ENCLEN(SEND_MTU), pg);
    
    PacketPassFifoQueue_Init(&c->send_queue, PacketStreamSender_GetInput(&c->send_pss), pg);
    
    LinkedList0_Init(&c->requests_list);
    
    LinkedList0_Init(&c->replies_list);
    
    c->state = CONNECTION_STATE_RUNNING;
    
    ModuleLog(o->i, BLOG_INFO, "connection initialized");
    return;
    
fail2:
    PacketPassInterface_Free(&c->recv_if);
    BConnection_RecvAsync_Free(&c->con);
    BConnection_SendAsync_Free(&c->con);
    BConnection_Free(&c->con);
fail1:
    LinkedList0_Remove(&o->connections_list, &c->connections_list_node);
    free(c);
fail0:
    return;
}
Exemplo n.º 2
0
static void func_new (NCDModuleInst *i)
{
    // allocate instance
    struct instance *o = malloc(sizeof(*o));
    if (!o) {
        ModuleLog(i, BLOG_ERROR, "failed to allocate instance");
        goto fail0;
    }
    NCDModuleInst_Backend_SetUser(i, o);
    
    // init arguments
    o->i = i;
    
    // check arguments
    NCDValue *template_name_arg;
    NCDValue *args_arg;
    if (!NCDValue_ListRead(o->i->args, 2, &template_name_arg, &args_arg)) {
        ModuleLog(o->i, BLOG_ERROR, "wrong arity");
        goto fail1;
    }
    if (NCDValue_Type(template_name_arg) != NCDVALUE_STRING || NCDValue_Type(args_arg) != NCDVALUE_LIST) {
        ModuleLog(o->i, BLOG_ERROR, "wrong type");
        goto fail1;
    }
    char *template_name = NCDValue_StringValue(template_name_arg);
    
    // calling none?
    if (!strcmp(template_name, "<none>")) {
        // signal up
        NCDModuleInst_Backend_Up(o->i);
        
        // set state none
        o->state = STATE_NONE;
    } else {
        // copy arguments
        NCDValue args;
        if (!NCDValue_InitCopy(&args, args_arg)) {
            ModuleLog(o->i, BLOG_ERROR, "NCDValue_InitCopy failed");
            goto fail1;
        }
        
        // create process
        if (!NCDModuleProcess_Init(&o->process, o->i, template_name, args, o, (NCDModuleProcess_handler_event)process_handler_event)) {
            ModuleLog(o->i, BLOG_ERROR, "NCDModuleProcess_Init failed");
            NCDValue_Free(&args);
            goto fail1;
        }
        
        // set special functions
        NCDModuleProcess_SetSpecialFuncs(&o->process,
                                        (NCDModuleProcess_func_getspecialobj)process_func_getspecialobj);
        
        // set callrefhere
        o->crh = (o->i->method_user ? ((NCDModuleInst *)i->method_user)->inst_user : NULL);
        
        // add to callrefhere's calls list
        if (o->crh) {
            LinkedList0_Prepend(&o->crh->calls_list, &o->calls_list_node);
        }
        
        // set state working
        o->state = STATE_WORKING;
    }
    return;
    
fail1:
    free(o);
fail0:
    NCDModuleInst_Backend_SetError(i);
    NCDModuleInst_Backend_Dead(i);
}