extern EOMtheEMSdiscoverylistener * eom_emsdiscoverylistener_Initialise(const eOemsdiscoverylistener_cfg_t *cfg)
{
if(NULL != s_emsdiscoverylistener_singleton.task)
{
return(&s_emsdiscoverylistener_singleton);
}
if(NULL == cfg)
{
cfg = &eom_emsdiscoverylistener_DefaultCfg;
}
memcpy(&s_emsdiscoverylistener_singleton.cfg, cfg, sizeof(eOemsdiscoverylistener_cfg_t));
if(NULL == eom_ipnet_GetHandle())
{
eo_errman_Error(eo_errman_GetHandle(), eo_errortype_fatal, "eom_emsdiscoverylistener_Initialise(): EOMtheIPnet not started yet", s_eobj_ownname, &eo_errman_DescrRuntimeErrorLocal);
}
// create the socket
s_emsdiscoverylistener_singleton.socket = eo_socketdtg_New(cfg->inpdatagramnumber, cfg->inpdatagramsizeof, (eobool_true == cfg->usemutex) ? (eom_mutex_New()) : (NULL),
cfg->outdatagramnumber, cfg->outdatagramsizeof, (eobool_true == cfg->usemutex) ? (eom_mutex_New()) : (NULL)
);
// create the rx packet
s_emsdiscoverylistener_singleton.rxpkt = eo_packet_New(cfg->inpdatagramsizeof);
// initialise the transceiver
eOemsdiscoverytransceiver_cfg_t dtrcfg;
dtrcfg.hostipv4addr = cfg->remoteipaddr;
dtrcfg.hostipv4port = cfg->remoteport;
dtrcfg.txpktcapacity = cfg->outdatagramsizeof;
dtrcfg.discoveryprotocol = cfg->discoveryprotocol;
dtrcfg.dbgshutdowntime = 0; // if 0 the shutdown timer is not started. otherwise it forces a got to updater. 3*60*eok_reltime1sec;
eom_emsdiscoverytransceiver_Initialise(&dtrcfg);
// create the task
s_emsdiscoverylistener_singleton.task = eom_task_New(eom_mtask_EventDriven, cfg->taskpriority, cfg->taskstacksize,
s_eom_emsdiscoverylistener_task_startup, s_eom_emsdiscoverylistener_task_run,
(eOevent_t)0, eok_reltimeINFINITE, NULL,
tskEMScfg, "tskEMSlis");
return(&s_emsdiscoverylistener_singleton);
}
extern EOtransmitter* eo_transmitter_New(const eo_transmitter_cfg_t *cfg)
{
EOtransmitter *retptr = NULL;
if(NULL == cfg)
{
cfg = &eo_transmitter_cfg_default;
}
// i get the memory for the object
retptr = eo_mempool_GetMemory(eo_mempool_GetHandle(), eo_mempool_align_32bit, sizeof(EOtransmitter), 1);
retptr->txpacket = eo_packet_New(cfg->capacityoftxpacket);
retptr->ropframereadytotx = eo_ropframe_New();
retptr->ropframeregulars = eo_ropframe_New();
retptr->ropframeoccasionals = eo_ropframe_New();
retptr->ropframereplies = eo_ropframe_New();
retptr->roptmp = eo_rop_New(cfg->capacityofrop);
retptr->nvscfg = cfg->nvscfg;
retptr->theagent = eo_agent_Initialise(NULL);
retptr->ipv4addr = cfg->ipv4addr;
retptr->ipv4port = cfg->ipv4port;
retptr->bufferropframeregulars = eo_mempool_GetMemory(eo_mempool_GetHandle(), eo_mempool_align_32bit, cfg->capacityofropframeregulars, 1);
retptr->bufferropframeoccasionals = eo_mempool_GetMemory(eo_mempool_GetHandle(), eo_mempool_align_32bit, cfg->capacityofropframeoccasionals, 1);
retptr->bufferropframereplies = eo_mempool_GetMemory(eo_mempool_GetHandle(), eo_mempool_align_32bit, cfg->capacityofropframereplies, 1);
retptr->listofregropinfo = (0 == cfg->maxnumberofregularrops) ? (NULL) : (eo_list_New(sizeof(eo_transm_regrop_info_t), cfg->maxnumberofregularrops, NULL, 0, NULL, NULL));
retptr->currenttime = 0;
retptr->tx_seqnum = 0;
eo_ropframe_Load(retptr->ropframeregulars, retptr->bufferropframeregulars, eo_ropframe_sizeforZEROrops, cfg->capacityofropframeregulars);
eo_ropframe_Clear(retptr->ropframeregulars);
eo_ropframe_Load(retptr->ropframeoccasionals, retptr->bufferropframeoccasionals, eo_ropframe_sizeforZEROrops, cfg->capacityofropframeoccasionals);
eo_ropframe_Clear(retptr->ropframeoccasionals);
eo_ropframe_Load(retptr->ropframereplies, retptr->bufferropframereplies, eo_ropframe_sizeforZEROrops, cfg->capacityofropframereplies);
eo_ropframe_Clear(retptr->ropframereplies);
{ // we set the content of ropframereadytotx with the same memory used by txpacket, so that when we operate on
// ropframereadytotx then we prepare the txpacket.
uint8_t *data;
uint16_t size;
uint16_t capacity;
eo_packet_Payload_Get(retptr->txpacket, &data, &size);
eo_packet_Capacity_Get(retptr->txpacket, &capacity);
eo_ropframe_Load(retptr->ropframereadytotx, data, eo_ropframe_sizeforZEROrops, capacity); // dont use size because size is now zero.
eo_ropframe_Clear(retptr->ropframereadytotx);
if(eobool_true != eo_ropframe_IsValid(retptr->ropframereadytotx))
{
eo_errman_Error(eo_errman_GetHandle(), eo_errortype_fatal, s_eobj_ownname, "the ropframeready2tx is not valid... cannot continue");
}
// the destination ipv4addr and ipv4port are constant and are the ones passed through configuration
eo_packet_Addressing_Set(retptr->txpacket, retptr->ipv4addr, retptr->ipv4port);
}
if((NULL != cfg->mutex_fn_new) && (eo_transmitter_protection_total == cfg->protection))
{
retptr->mtx_replies = cfg->mutex_fn_new();
retptr->mtx_regulars = cfg->mutex_fn_new();
retptr->mtx_occasionals = cfg->mutex_fn_new();
}
else
{
retptr->mtx_replies = NULL;
retptr->mtx_regulars = NULL;
retptr->mtx_occasionals = NULL;
}
#if defined(USE_DEBUG_EOTRANSMITTER)
// DEBUG
retptr->debug.txropframeistoobigforthepacket = 0;
#endif
return(retptr);
}
