netdebug.h File Reference

#include <stdio.h>
#include <sys/socket.h>
#include <netinet/tcp.h>
#include <errno.h>

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Defines
#define	NET_DBG_SOCKSTATE   0x01
#define	NET_DBG_ARP   0x10
#define	NET_DBG_DHCP   0x20
Functions
void	NutTraceTcp (FILE *stream, uint8_t flags)
	Control TCP tracing.
void	NutTracePPP (FILE *stream, uint8_t flags)
	Control PPP tracing.
void	NutDumpTcpHeader (FILE *stream, char *ds, TCPSOCKET *sock, NETBUF *nb)
void	NutDumpSockState (FILE *stream, uint8_t state, char *lead, char *trail)
void	NutDumpSocketList (FILE *stream)
void	NutDumpLcpOption (FILE *stream, NETBUF *nb)
void	NutDumpLcp (FILE *stream, NETBUF *nb)
void	NutDumpPpp (FILE *stream, NETBUF *nb)
Variables
FILE *	__tcp_trs
	TCP trace output stream.
uint_fast8_t	__tcp_trf
	TCP trace flags.
FILE *	__ppp_trs
	PPP trace output stream.
uint_fast8_t	__ppp_trf
	PPP trace flags.

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Define Documentation

#define NET_DBG_SOCKSTATE   0x01

#define NET_DBG_ARP   0x10

#define NET_DBG_DHCP   0x20

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Function Documentation

void NutTraceTcp	(	FILE *	stream,
		uint8_t	flags
	)

Control TCP tracing.

Parameters:

stream	Pointer to a previously opened stream or null to leave it unchanged.
flags	Flags to enable specific traces.

Examples:

httpd/httpserv.c.

References __tcp_trf, and __tcp_trs.

Referenced by main().

void NutTracePPP	(	FILE *	stream,
		uint8_t	flags
	)

Control PPP tracing.

Parameters:

stream	Pointer to a previously opened stream or null to disable trace output.
flags	Flags to enable specific traces.

Examples:

httpd/httpserv.c.

References __ppp_trf, and __ppp_trs.

Referenced by main().

void NutDumpTcpHeader	(	FILE *	stream,
		char *	ds,
		TCPSOCKET *	sock,
		NETBUF *	nb
	)

References fprintf(), fprintf_P, fputs(), _NETBUF::nb_ap, _NETBUF::nb_tp, ntohl, prog_char, _NBDATA::sz, TH_ACK, tcphdr::th_ack, TH_FIN, tcphdr::th_flags, TH_PUSH, TH_RST, tcphdr::th_seq, TH_SYN, TH_URG, and _NBDATA::vp.

Referenced by NutTcpOutput(), NutTcpReject(), NutTcpSm(), and NutTcpStateRetranTimeout().

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void NutDumpSockState	(	FILE *	stream,
		uint8_t	state,
		char *	lead,
		char *	trail
	)

References fputs(), TCPS_CLOSE_WAIT, TCPS_CLOSED, TCPS_CLOSING, TCPS_ESTABLISHED, TCPS_FIN_WAIT_1, TCPS_FIN_WAIT_2, TCPS_LAST_ACK, TCPS_LISTEN, TCPS_SYN_RECEIVED, TCPS_SYN_SENT, and TCPS_TIME_WAIT.

Referenced by NutDumpSocketList().

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void NutDumpSocketList

(

FILE *

stream

)

References fprintf(), fprintf_P, fputs(), inet_ntoa(), ntohs, NutDumpSockState(), prog_char, tcp_socket::so_local_addr, udp_socket::so_local_port, tcp_socket::so_local_port, udp_socket::so_next, tcp_socket::so_next, tcp_socket::so_remote_addr, tcp_socket::so_remote_port, and tcp_socket::so_state.

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void NutDumpLcpOption	(	FILE *	stream,
		NETBUF *	nb
	)

References fprintf(), fputs(), LCP_ACCOMPRESSION, LCP_ASYNCMAP, LCP_AUTHTYPE, LCP_MAGICNUMBER, LCP_MRU, LCP_PCOMPRESSION, _NETBUF::nb_ap, _NETBUF::nb_dl, ntohl, ntohs, _NBDATA::sz, XCPOPT::ul, XCPOPT::us, _NBDATA::vp, XCPOPT::xcpo_, XCPOPT::xcpo_len, and XCPOPT::xcpo_type.

Referenced by NutDumpLcp().

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void NutDumpLcp	(	FILE *	stream,
		NETBUF *	nb
	)

References fprintf(), fputs(), fputs_P, LCP_DRQ, LCP_ERP, LCP_ERQ, LCP_PROTREJ, _NETBUF::nb_ap, _NETBUF::nb_dl, _NETBUF::nb_nw, ntohs, NutDumpLcpOption(), _NBDATA::sz, _NBDATA::vp, xcphdr::xch_code, xcphdr::xch_id, xcphdr::xch_len, XCP_CODEREJ, XCP_CONFACK, XCP_CONFNAK, XCP_CONFREJ, XCP_CONFREQ, XCP_TERMACK, and XCP_TERMREQ.

Referenced by NutDumpPpp().

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void NutDumpPpp	(	FILE *	stream,
		NETBUF *	nb
	)

References ppp_header::address, AHDLC_ALLSTATIONS, fprintf(), fputs(), _NETBUF::nb_ap, _NETBUF::nb_dl, _NETBUF::nb_nw, _NETBUF::nb_tp, ntohs, NutDumpIpcp(), NutDumpLcp(), NutDumpPap(), PPP_IP, PPP_IPCP, PPP_LCP, PPP_PAP, ppp_header::prot_type, _NBDATA::sz, and _NBDATA::vp.

Referenced by NutPppInput(), and NutPppOutput().

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Variable Documentation

FILE* __tcp_trs

TCP trace output stream.

Referenced by DhcpStateDebug(), NutArpCacheQuery(), NutArpCacheUpdate(), NutDhcpClient(), NutDhcpIfConfig(), NutTcpOutput(), NutTcpReject(), NutTcpSm(), NutTcpStateRetranTimeout(), and NutTraceTcp().

uint_fast8_t __tcp_trf

TCP trace flags.

Referenced by DhcpStateDebug(), NutArpCacheQuery(), NutArpCacheUpdate(), NutDhcpClient(), NutDhcpIfConfig(), NutTcpOutput(), NutTcpReject(), NutTcpSm(), NutTcpStateRetranTimeout(), and NutTraceTcp().

FILE* __ppp_trs

PPP trace output stream.

Referenced by IpcpClose(), IpcpLowerDown(), IpcpLowerUp(), IpcpOpen(), LcpClose(), LcpLowerDown(), LcpLowerUp(), LcpOpen(), NutPppInput(), NutPppOutput(), and NutTracePPP().

uint_fast8_t __ppp_trf

PPP trace flags.

Referenced by IpcpClose(), IpcpLowerDown(), IpcpLowerUp(), IpcpOpen(), LcpClose(), LcpLowerDown(), LcpLowerUp(), LcpOpen(), NutPppInput(), NutPppOutput(), and NutTracePPP().