static void fapp_release(fnet_shell_desc_t desc)
{
#if FAPP_CFG_LLMNR_CMD && FNET_CFG_LLMNR /* Release LLMNR server. */
fapp_llmnr_release();
#endif
#if FAPP_CFG_DHCP_CMD && FNET_CFG_DHCP && FNET_CFG_IP4
fapp_dhcp_release(); /* Release DHCP client. */
#endif
#if FAPP_CFG_TELNET_CMD && FNET_CFG_TELNET /* Release TELNET server. */
fapp_telnet_release();
#endif
#if FAPP_CFG_HTTP_CMD && FNET_CFG_HTTP /* Release HTTP server. */
fapp_http_release();
#endif
#if FAPP_CFG_TFTPS_CMD /* Release TFTP server. */
fapp_tftps_release();
#endif
#if (FAPP_CFG_EXP_CMD && FNET_CFG_FS) || (FAPP_CFG_HTTP_CMD && FNET_CFG_HTTP)
fapp_fs_unmount(); /* Unmount and release FS. */
#endif
fnet_shell_release(desc); /* Release shell. */
fnet_release(); /* Release the FNET stack.*/
}
/************************************************************************
* NAME: fapp_dhcp_on_ctrlc
*
* DESCRIPTION:
************************************************************************/
static void fapp_dhcp_on_ctrlc(fnet_shell_desc_t desc)
{
/* Release DHCP. */
fapp_dhcp_release();
/* Restore old ip address, as DHCP set it to zero. */
fnet_netif_set_ip4_addr( fnet_netif_get_default(), fapp_dhcp_ip_old );
fnet_shell_println( desc, FAPP_CANCELLED_STR);
}
/************************************************************************
* NAME: fapp_dhcp_cmd
*
* DESCRIPTION: Enable DHCP client.
************************************************************************/
void fapp_dhcp_cmd( fnet_shell_desc_t desc, fnet_index_t argc, fnet_char_t ** argv )
{
struct fnet_dhcp_params dhcp_params;
fnet_dhcp_desc_t dhcp_desc;
fnet_netif_desc_t netif = fnet_netif_get_default();
if(argc == 1u /* By default is "init".*/
#if 0 /* DHCP reboot feature not used too much. */
|| fnet_strcasecmp(&FAPP_DHCP_COMMAND_REBOOT[0], argv[1]) == 0
#endif
) /* [reboot] */
{
fnet_memset_zero(&dhcp_params, sizeof(struct fnet_dhcp_params));
fapp_dhcp_discover_counter = FAPP_CFG_DHCP_CMD_DISCOVER_MAX; /* reset counter.*/
#if 0 /* DHCP reboot feature not used too much. */
if(fnet_strcasecmp(&FAPP_DHCP_COMMAND_REBOOT[0], argv[1]) == 0) /* [reboot] */
dhcp_params.requested_ip_address.s_addr = fnet_netif_get_ip4_addr(netif);
#endif
fapp_dhcp_ip_old = fnet_netif_get_ip4_addr(netif); /* Save ip to restore if cancelled. */
/* Enable DHCP client */
dhcp_desc = fnet_dhcp_init(netif, &dhcp_params);
if(dhcp_desc != FNET_ERR)
{
fapp_dhcp_desc = dhcp_desc;
/* Register DHCP event handlers. */
fnet_dhcp_handler_updated_set(fapp_dhcp_desc, fapp_dhcp_handler_updated, (void *)desc);
fnet_dhcp_handler_discover_set(fapp_dhcp_desc, fapp_dhcp_handler_discover, (void *)desc);
fnet_shell_println(desc, FAPP_TOCANCEL_STR);
fnet_shell_block(desc, fapp_dhcp_on_ctrlc); /* Block shell. */
}
else
{
fnet_shell_println(desc, FAPP_INIT_ERR, "DHCP");
}
}
else if((argc == 2u) && (fnet_strcasecmp(&FAPP_COMMAND_RELEASE[0], argv[1]) == 0)) /* [release] */
{
fapp_dhcp_release();
}
else
{
fnet_shell_println(desc, FAPP_PARAM_ERR, argv[1]);
}
}
/************************************************************************
* NAME: fapp_dhcp_cmd
*
* DESCRIPTION: Enable DHCP client.
************************************************************************/
void fapp_dhcp_cmd( fnet_shell_desc_t desc, fnet_index_t argc, fnet_char_t **argv )
{
struct fnet_dhcp_params dhcp_params;
fnet_dhcp_desc_t dhcp_desc;
fnet_netif_desc_t netif = fnet_netif_get_default();
if(argc == 1u /* By default is "init".*/
#if 0 /* DHCP reboot feature not used too much. */
||((argc == 2u) && (fnet_strcasecmp(&FAPP_DHCP_COMMAND_REBOOT[0], argv[1]) == 0)) /* [reboot] */
#endif
||((argc == 2u) && (fnet_strcasecmp(&FAPP_DHCP_COMMAND_AUTOIP[0], argv[1]) == 0)) /* [autoip] */
)
{
fnet_memset_zero(&dhcp_params, sizeof(struct fnet_dhcp_params));
fapp_dhcp_discover_counter = FAPP_CFG_DHCP_CMD_DISCOVER_MAX; /* reset counter.*/
#if 0 /* DHCP reboot feature not used too much. */
if(fnet_strcasecmp(&FAPP_DHCP_COMMAND_REBOOT[0], argv[1]) == 0) /* [reboot] */
dhcp_params.requested_ip_address.s_addr = fnet_netif_get_ip4_addr(netif);
#endif
/* Check Auto-IP flag.*/
if((argc == 2u) && (fnet_strcasecmp(&FAPP_DHCP_COMMAND_AUTOIP[0], argv[1]) == 0))
{
fapp_dhcp_autoip = FNET_TRUE;
}
else
{
fapp_dhcp_autoip = FNET_FALSE;
}
dhcp_params.probe_addr = FNET_TRUE; /* Enable probing of the newly received address.*/
/* Save current IP address only if it was allocated manually/statically. */
if(fnet_netif_get_ip4_addr_type(netif) == FNET_NETIF_IP_ADDR_TYPE_MANUAL)
{
fapp_dhcp_ip_old = fnet_netif_get_ip4_addr(netif); /* Save ip to restore if cancelled. */
}
else
{
fapp_dhcp_ip_old = 0;
}
/* Start DHCP client */
dhcp_desc = fnet_dhcp_init(netif, &dhcp_params);
if(dhcp_desc)
{
fapp_dhcp_desc = dhcp_desc;
/* Register DHCP event handler callbacks. */
fnet_dhcp_set_callback_updated(fapp_dhcp_desc, fapp_dhcp_callback_updated, (void *)desc);
fnet_dhcp_set_callback_discover(fapp_dhcp_desc, fapp_dhcp_callback_discover, (void *)desc);
fnet_shell_println(desc, FAPP_DELIMITER_STR);
fnet_shell_println(desc, " DHCPv4 Client started.");
fnet_shell_println(desc, FAPP_DELIMITER_STR);
fnet_shell_println(desc, FAPP_TOCANCEL_STR);
fnet_shell_block(desc, fapp_dhcp_on_ctrlc); /* Block shell. */
}
else
{
fnet_shell_println(desc, FAPP_INIT_ERR, "DHCP");
}
}
else if((argc == 2u) && (fnet_strcasecmp(&FAPP_COMMAND_RELEASE[0], argv[1]) == 0)) /* [release] */
{
fapp_dhcp_release();
}
else
{
fnet_shell_println(desc, FAPP_PARAM_ERR, argv[1]);
}
}
