debug.h File Reference

#include "lwip/arch.h"

Macros
#define	LWIP_ASSERT(message, assertion)
#define	LWIP_DBG_FRESH   0x10U
	flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet More...
#define	LWIP_DBG_HALT   0x08U
	flag for LWIP_DEBUGF to halt after printing this debug message More...
#define	LWIP_DBG_LEVEL_ALL   0x00
	lower two bits indicate debug level More...
#define	LWIP_DBG_LEVEL_OFF   LWIP_DBG_LEVEL_ALL /* compatibility define only */
#define	LWIP_DBG_LEVEL_SERIOUS   0x02 /* memory allocation failures, ... */
#define	LWIP_DBG_LEVEL_SEVERE   0x03
#define	LWIP_DBG_LEVEL_WARNING   0x01 /* bad checksums, dropped packets, ... */
#define	LWIP_DBG_MASK_LEVEL   0x03
#define	LWIP_DBG_OFF   0x00U
	flag for LWIP_DEBUGF to disable that debug message More...
#define	LWIP_DBG_ON   0x80U
	flag for LWIP_DEBUGF to enable that debug message More...
#define	LWIP_DBG_STATE   0x20U
	flag for LWIP_DEBUGF indicating a state debug message (to follow module states) More...
#define	LWIP_DBG_TRACE   0x40U
	flag for LWIP_DEBUGF indicating a tracing message (to follow program flow) More...
#define	LWIP_DEBUGF(debug, message)
#define	LWIP_ERROR(message, expression, handler)
	if "expression" isn't true, then print "message" and execute "handler" expression More...

#define LWIP_ASSERT	(		message,
			assertion
	)

Value:

do { if(!(assertion)) \
  LWIP_PLATFORM_ASSERT(message); } while(0)

Referenced by do_close(), do_close_internal(), do_connected(), do_delconn(), do_getaddr(), do_write(), do_writemore(), err_tcp(), etharp_arp_input(), etharp_find_addr(), etharp_query(), etharp_raw(), etharp_send_ip(), ethernet_input(), ethernetif_init(), event_callback(), find_entry(), icmp_input(), icmp_send_response(), if(), inet_chksum_pseudo_partial(), ip_frag(), ip_frag_free_pbuf_custom_ref(), ip_output(), ipaddr_aton(), ipfrag_free_pbuf_custom(), lwip_accept(), lwip_close(), lwip_getsockopt_internal(), lwip_recvfrom(), lwip_select(), lwip_selscan(), lwip_sendto(), lwip_setsockopt_internal(), mem_free(), mem_init(), mem_malloc(), mem_trim(), memp_free(), netbuf_alloc(), netconn_alloc(), netconn_free(), netconn_new_with_proto_and_callback(), netconn_recv(), netconn_recv_data(), netif_add(), pbuf_alloc(), pbuf_alloced_custom(), pbuf_cat(), pbuf_coalesce(), pbuf_copy(), pbuf_dechain(), pbuf_free(), pbuf_header(), pbuf_realloc(), pbuf_take(), pcb_new(), plug_holes(), poll_tcp(), recv_tcp(), sent_tcp(), tcp_abandon(), tcp_close_shutdown(), tcp_create_segment(), tcp_enqueue_flags(), tcp_input(), tcp_output(), tcp_output_alloc_header(), tcp_output_segment(), tcp_pbuf_prealloc(), tcp_pcb_purge(), tcp_pcb_remove(), tcp_pcbs_sane(), tcp_process(), tcp_receive(), tcp_recved(), tcp_rst(), tcp_slowtmr(), tcp_update_rcv_ann_wnd(), tcp_write(), tcp_write_checks(), tcpip_init(), tcpip_thread(), and update_arp_entry().

#define LWIP_DBG_FRESH   0x10U

flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet

#define LWIP_DBG_HALT   0x08U

flag for LWIP_DEBUGF to halt after printing this debug message

#define LWIP_DBG_LEVEL_ALL   0x00

lower two bits indicate debug level

• 0 all
• 1 warning
• 2 serious
• 3 severe

#define LWIP_DBG_LEVEL_OFF   LWIP_DBG_LEVEL_ALL /* compatibility define only */

#define LWIP_DBG_LEVEL_SERIOUS   0x02 /* memory allocation failures, ... */

Referenced by etharp_output(), etharp_raw(), ip_input(), ip_route(), mem_free(), mem_malloc(), pbuf_alloc(), pbuf_free(), and pbuf_header().

#define LWIP_DBG_LEVEL_SEVERE   0x03

Referenced by mem_free(), mem_trim(), and tcp_write_checks().

#define LWIP_DBG_LEVEL_WARNING   0x01 /* bad checksums, dropped packets, ... */

Referenced by etharp_arp_input(), ip_input(), pbuf_alloced_custom(), and tcp_output_segment().

#define LWIP_DBG_MASK_LEVEL   0x03

#define LWIP_DBG_OFF   0x00U

flag for LWIP_DEBUGF to disable that debug message

#define LWIP_DBG_ON   0x80U

flag for LWIP_DEBUGF to enable that debug message

#define LWIP_DBG_STATE   0x20U

flag for LWIP_DEBUGF indicating a state debug message (to follow module states)

Referenced by netif_set_gw(), netif_set_ipaddr(), netif_set_netmask(), tcp_write(), and tcp_write_checks().

#define LWIP_DBG_TRACE   0x40U

flag for LWIP_DEBUGF indicating a tracing message (to follow program flow)

Referenced by etharp_arp_input(), etharp_output(), etharp_query(), etharp_raw(), etharp_request(), etharp_send_ip(), ethernet_input(), find_entry(), ip_input(), mem_free(), netif_set_gw(), netif_set_ipaddr(), netif_set_netmask(), pbuf_alloc(), pbuf_alloced_custom(), pbuf_chain(), pbuf_copy(), pbuf_dechain(), pbuf_free(), pbuf_free_ooseq(), pbuf_header(), tcp_enqueue_flags(), tcp_write(), and update_arp_entry().

#define LWIP_DEBUGF	(		debug,
			message
	)

Referenced by accept_function(), arp_timer(), etharp_arp_input(), etharp_output(), etharp_query(), etharp_raw(), etharp_request(), etharp_send_ip(), etharp_tmr(), ethernet_input(), find_entry(), free_entry(), get_socket(), icmp_input(), icmp_send_response(), inet_chksum_pseudo(), inet_chksum_pseudo_partial(), ip_frag(), ip_input(), ip_output(), ip_route(), lwip_accept(), lwip_bind(), lwip_close(), lwip_connect(), lwip_fcntl(), lwip_getaddrname(), lwip_getsockopt(), lwip_getsockopt_internal(), lwip_ioctl(), lwip_listen(), lwip_recvfrom(), lwip_select(), lwip_selscan(), lwip_send(), lwip_sendto(), lwip_setsockopt(), lwip_setsockopt_internal(), lwip_shutdown(), lwip_socket(), mem_free(), mem_malloc(), mem_trim(), netconn_recv_data(), netconn_send(), netif_add(), netif_find(), netif_remove(), netif_set_default(), netif_set_gw(), netif_set_ipaddr(), netif_set_netmask(), pbuf_alloc(), pbuf_alloced_custom(), pbuf_chain(), pbuf_copy(), pbuf_dechain(), pbuf_free(), pbuf_free_ooseq(), pbuf_header(), tcp_abandon(), tcp_alloc(), tcp_bind(), tcp_close(), tcp_connect(), tcp_create_segment(), tcp_debug_print(), tcp_debug_print_flags(), tcp_debug_print_pcbs(), tcp_debug_print_state(), tcp_enqueue_flags(), tcp_fasttmr(), tcp_input(), tcp_keepalive(), tcp_kill_prio(), tcp_kill_timewait(), tcp_listen_input(), tcp_output(), tcp_output_segment(), tcp_parseopt(), tcp_pcb_purge(), tcp_process(), tcp_receive(), tcp_recved(), tcp_rexmit_fast(), tcp_rst(), tcp_send_empty_ack(), tcp_slowtmr(), tcp_write(), tcp_write_checks(), tcp_zero_window_probe(), tcpip_input(), tcpip_thread(), and update_arp_entry().

#define LWIP_ERROR	(		message,
			expression,
			handler
	)

Value:

do { if (!(expression)) { \
  LWIP_PLATFORM_ASSERT(message); handler;}} while(0)

if "expression" isn't true, then print "message" and execute "handler" expression