error_t socketInit(void)
{
uint_t i;
uint_t j;
//Create a mutex to prevent simultaneous access to sockets
if(!osCreateMutex(&socketMutex))
{
//Failed to create mutex
return ERROR_OUT_OF_RESOURCES;
}
//Initialize socket related data
memset(socketTable, 0, sizeof(socketTable));
//Loop through socket descriptors
for(i = 0; i < SOCKET_MAX_COUNT; i++)
{
//Set socket identifier
socketTable[i].descriptor = i;
//Create an event object to track socket events
if(!osCreateEvent(&socketTable[i].event))
{
//Clean up side effects
for(j = 0; j < i; j++)
osDeleteEvent(&socketTable[j].event);
//Delete mutex
osDeleteMutex(&socketMutex);
//Report an error
return ERROR_OUT_OF_RESOURCES;
}
}
//Successful initialization
return NO_ERROR;
}
error_t ipv4Init(NetInterface *interface)
{
//Use default MTU
interface->ipv4Config.mtu = interface->nicDriver->mtu;
//Identification field is primarily used to identify
//fragments of an original IP datagram
interface->ipv4Identification = 0;
//Create a mutex to prevent simultaneous access to the IPv4 filter table
if(!osCreateMutex(&interface->ipv4FilterMutex))
{
//Failed to create mutex
return ERROR_OUT_OF_RESOURCES;
}
//Clear IPv4 filter table contents
memset(interface->ipv4Filter, 0, sizeof(interface->ipv4Filter));
//No entry in the filter table
interface->ipv4FilterSize = 0;
#if (IPV4_FRAG_SUPPORT == ENABLED)
//Create a mutex to prevent simultaneous access to the reassembly queue
if(!osCreateMutex(&interface->ipv4FragQueueMutex))
{
//Clean up side effects
osDeleteMutex(&interface->ipv4FilterMutex);
//Report an error
return ERROR_OUT_OF_RESOURCES;
}
//Clear the reassembly queue
memset(interface->ipv4FragQueue, 0, sizeof(interface->ipv4FragQueue));
#endif
//Successful initialization
return NO_ERROR;
}
///////////////////////////////////////////////////////////////////////
// Class : CIrradianceCache
// Method : ~CIrradianceCache
// Description : Dtor
// Return Value :
// Comments :
CIrradianceCache::~CIrradianceCache() {
osDeleteMutex(mutex);
// Are we writing the file out ?
if (flags & CACHE_WRITE) {
if (name[0] != 0) {
FILE *out = ropen(name,"wb",fileIrradianceCache);
if (out != NULL) {
// Write the samples
fwrite(&maxDepth, sizeof(int),1,out);
writeNode(out,root);
fclose(out);
}
}
}
// Delete the memory pool
delete memory;
}
