void DumpPacket(void)
{
int i, j;
if (!DebugModeEnabled)
return;
Debug_Print("(Protocol = 0x");
Debug_PrintHex(PacketProtocol / 256); Debug_PrintHex(PacketProtocol & 255);
Debug_Print("):\r\n");
for (i = 0; i < uip_len; i += 16)
{
Debug_PrintHex(i / 256); Debug_PrintHex(i & 255); Debug_Print(": ");
for (j = 0; j < 16; j++)
{
if ((i + j) >= uip_len)
break;
Debug_PrintHex(*(uip_buf + i + j));
Debug_PrintChar(' ');
}
Debug_Print("\r\n ");
for (j = 0; j < 16; j++)
{
if ((i + j) >= uip_len)
break;
if (*(uip_buf + i + j) >= 0x20 && *(uip_buf + i + j) <= 0x7e)
{
Debug_PrintChar(' ');
Debug_PrintChar(*(uip_buf + i + j));
Debug_PrintChar(' ');
}
else
Debug_Print(" . ");
}
Debug_Print("\r\n");
}
}
// Read the dial commands and send them to the modem. Wait for the expected response then move on to the next command.
// Returns true if the last dial command has been processed.
static bool LinkManagement_DialConnection(const char** DialCommands)
{
static char* ResponsePtr = NULL;
char* CommandPtr = NULL;
static uint8_t CharsMatched = 0;
char c;
if (USB_HostState != HOST_STATE_Configured)
return false;
while (!RingBuffer_IsEmpty(&Modem_ReceiveBuffer)) // Read back the response
{
c = RingBuffer_Remove(&Modem_ReceiveBuffer);
Debug_PrintChar(c);
if (c == *(ResponsePtr + CharsMatched)) // Match the response character by character with the expected response
CharsMatched++;
else
CharsMatched = 0;
if (CharsMatched != 0 && CharsMatched == strlen(ResponsePtr)) // Look for the expected response
{
DialSteps += 2; // Move on to the next dial command
CharsMatched = 0;
}
}
if (SystemTicks > 100) // Space each command by 1 second
{
CommandPtr = (char*)DialCommands[DialSteps];
ResponsePtr = (char*)DialCommands[DialSteps + 1];
if (CommandPtr == NULL || ResponsePtr == NULL) // No more dial commands
{
DialSteps = 0;
return true; // Finished dialling
}
SystemTicks = 0;
Debug_Print("Send: "); Debug_Print(CommandPtr);
Debug_Print("(Expect: "); Debug_Print(ResponsePtr); Debug_Print(")\r\n");
while (*CommandPtr)
RingBuffer_Insert(&Modem_SendBuffer, *(CommandPtr++)); // Send the command to the modem
}
return false; // Haven't finished dialling
}
void TCPIP_TCPIPTask(void)
{
if (timer_expired(&Periodic_Timer))
{
timer_reset(&Periodic_Timer);
Debug_PrintChar('*');
for (uint8_t i = 0; i < UIP_CONNS; i++)
{
uip_periodic(i);
if (uip_len > 0) // If the above function invocation resulted in data that should be sent out on the network,
network_send(IP); //the global variable uip_len is set to a value > 0.
}
}
}
void Debug_PrintLn(char* c){
Debug_PrintChar(c);
Debug_PrintChar("\n");
}
