/*FUNCTION*------------------------------------------------
*
* Function Name: PPP_start
* Comments :
*
*
*END*-----------------------------------------------------*/
void PPP_start(void)
{
uint_32 error;
_rtcs_if_handle ihandle;
MQX_FILE_PTR pfile;
_iopcb_handle pio;
_ppp_handle phandle;
IPCP_DATA_STRUCT ipcp_data;
_PPP_PAP_RSECRETS = rsecrets; /* Require authentication, allow PAP */
_PPP_PAP_LSECRET = &lsecret; /* Allow peer to request PAP */
_PPP_CHAP_LNAME = localname; /* Needed by CHAP */
_PPP_CHAP_RSECRETS = rsecrets; /* Require authentication, allow CHAP */
_PPP_CHAP_LSECRETS = lsecrets; /* Allow peer to request CHAP */
/* Install a route for a default gateway */
RTCS_gate_add(GATE_ADDR, INADDR_ANY, INADDR_ANY);
pfile = fopen(PPP_DEVICE, NULL);
#ifdef PPP_DEVICE_DUN
_io_dun_install("dun:");
pfile = fopen("dun:", (char_ptr)pfile);
#endif
pio = _iopcb_ppphdlc_init(pfile);
_PPP_ACCM = 0;
error = PPP_initialize(pio, &phandle);
if (error) {
printf("\nPPP initialize: %lx", error);
_task_block();
} /* Endif */
_iopcb_open(pio, PPP_lowerup, PPP_lowerdown, phandle);
error = RTCS_if_add(phandle, RTCS_IF_PPP, &ihandle);
if (error) {
printf("\nIF add failed, error = %lx", error);
_task_block();
} /* Endif */
_lwsem_create(&ppp_sem, 0);
_mem_zero(&ipcp_data, sizeof(ipcp_data));
ipcp_data.IP_UP = PPP_linkup;
ipcp_data.IP_DOWN = NULL;
ipcp_data.IP_PARAM = &ppp_sem;
ipcp_data.ACCEPT_LOCAL_ADDR = FALSE;
ipcp_data.ACCEPT_REMOTE_ADDR = FALSE;
ipcp_data.LOCAL_ADDR = PPP_LOCADDR;
ipcp_data.REMOTE_ADDR = PPP_PEERADDR;
ipcp_data.DEFAULT_NETMASK = TRUE;
ipcp_data.DEFAULT_ROUTE = TRUE;
error = RTCS_if_bind_IPCP(ihandle, &ipcp_data);
if (error) {
printf("\nIF bind failed, error = %lx", error);
_task_block();
} /* Endif */
printf("\nPlease initiate PPP connection. Waiting...");
_lwsem_wait(&ppp_sem);
printf("\nPPP device %s bound to %d.%d.%d.%d", PPP_DEVICE, IPBYTES(ipcp_data.LOCAL_ADDR));
}
/*FUNCTION*------------------------------------------------
*
* Function Name: shell_ppp_start()
* Comments :
* This function start PPP communication and try to establish PPP connection.
*END*-----------------------------------------------------*/
void shell_ppp_start(SHELL_PPP_LINK_PTR ppp_current)
{
uint_32 error;
_ip_address local_address;
_ip_address peer_address=0;
IPCP_DATA_STRUCT ipcp_data;
/* This is configuration for PAP. */
char* localname = ppp_current->LOCAL_NAME;
char* localsecret = ppp_current->LOCAL_PASSWORD;
PPP_SECRET lsecret;
if(default_ppp.SERVER_FLAG==0)
{ /* Setup PAP for client mode.*/
lsecret.PPP_ID_LENGTH = strlen(localname);
lsecret.PPP_PW_LENGTH = strlen(localsecret);
lsecret.PPP_ID_PTR = localname;
lsecret.PPP_PW_PTR = localsecret;
_PPP_PAP_LSECRET = &lsecret; /* lsecrets */
_PPP_PAP_RSECRETS = NULL; /* rsecrets */
_PPP_CHAP_LNAME = NULL; /* localname */
_PPP_CHAP_LSECRETS = NULL; /* lsecrets */
_PPP_CHAP_RSECRETS = NULL; /* rsecrets */
}
else if(default_ppp.SERVER_FLAG==1)
{ /* Setup PAP for server mode.*/
_PPP_PAP_LSECRET = NULL; /* lsecrets */
_PPP_PAP_RSECRETS = ppp_current->rsecrets; /* rsecrets */
_PPP_CHAP_LNAME = NULL; /* localname */
_PPP_CHAP_LSECRETS = NULL; /* lsecrets */
_PPP_CHAP_RSECRETS = NULL; /* rsecrets */
}
else
{
ppp_current->PPP_HANDLE = NULL;
return;
}
/* Install a route for a default gateway */
RTCS_gate_add(ppp_current->PPP_GATE_ADDR, INADDR_ANY, INADDR_ANY);
ppp_current->PPP_IO_DRIVER_HANDLE = _iopcb_ppphdlc_init(ppp_current->PPP_DEV_HANDLE);
_PPP_ACCM = 0;
error = PPP_initialize(ppp_current->PPP_IO_DRIVER_HANDLE, &ppp_current->PPP_HANDLE);
if (error)
{
printf("\n PPP initialize: %lx", error);
_task_block();
}
_iopcb_open(ppp_current->PPP_IO_DRIVER_HANDLE, PPP_lowerup, PPP_lowerdown,ppp_current->PPP_HANDLE);
error = RTCS_if_add(ppp_current->PPP_HANDLE, RTCS_IF_PPP, &ppp_current->PPP_IF_HANDLE);
if (error)
{
printf("\n IF add failed, error = %lx", error);
_task_block();
}
_lwsem_create(&ppp_current->PPP_SEM, 0);
_mem_zero(&ipcp_data, sizeof(ipcp_data));
ipcp_data.IP_UP = PPP_linkup;
ipcp_data.IP_DOWN = PPP_linkdown;
ipcp_data.IP_PARAM = &ppp_current->PPP_SEM;
if(default_ppp.SERVER_FLAG==0)
{
ipcp_data.ACCEPT_LOCAL_ADDR = TRUE;
ipcp_data.ACCEPT_REMOTE_ADDR = TRUE;
}
else
{
ipcp_data.ACCEPT_LOCAL_ADDR = FALSE;
ipcp_data.ACCEPT_REMOTE_ADDR = FALSE;
}
ipcp_data.LOCAL_ADDR = ppp_current->PPP_LOCAL_ADDRESS;
ipcp_data.REMOTE_ADDR = ppp_current->PPP_REMOTE_ADDRESS;
ipcp_data.DEFAULT_NETMASK = TRUE;
ipcp_data.DEFAULT_ROUTE = TRUE;
error = RTCS_if_bind_IPCP(ppp_current->PPP_IF_HANDLE, &ipcp_data);
if (error)
{
printf("\n IF bind failed, error = %lx", error);
_task_block();
}
/*In case "client" we need wait for connection to server*/
if(default_ppp.SERVER_FLAG==0)
{
printf("\n Please wait initiate PPP connection. Waiting...\n");
/*Handshake with RAS server */
/* 10 attempts to connect */
error = 0;
while (error < 10)
{
if (PPP_link == FALSE)
{
_time_delay(1000);
}
else
{
printf("\n PPP_link = %d, time = %d\n",PPP_link,error);
break;
}
error ++;
}
if (PPP_link == TRUE)
{
local_address = IPCP_get_local_addr(ppp_current->PPP_IF_HANDLE);
peer_address = IPCP_get_peer_addr(ppp_current->PPP_IF_HANDLE);
printf("\n PPP device on %s is bound on.\n", ppp_current->PPP_CONNECTION_DEVICE );
printf(" PPP local address is : %d.%d.%d.%d\n", IPBYTES(local_address));
printf(" PPP remote address is : %d.%d.%d.%d\n", IPBYTES(peer_address));
printf(" Now PPP connection is established on %d.%d.%d.%d\n", IPBYTES(peer_address));
}
else
{
if(ppp_current->PPP_HANDLE)
{
/* clean up all PPP structure */
error = PPP_shutdown(ppp_current->PPP_HANDLE);
}
ppp_current->PPP_HANDLE = NULL;
/* We shoul remove route to clear part block. */
RTCS_gate_remove(ppp_current->PPP_GATE_ADDR, INADDR_ANY, INADDR_ANY);
}
}
else
{
/* In case of "server" we do not need wait at all. */
printf("\n PPP server ready and waiting for connection.\n");
}
}
