#include "pcap/socket.h"
#include <unistd.h>
#include "sslutils.h"

Include dependency graph for sockutils.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	closesocket(a) close(a)
	In Winsock, the close() call cannot be used on a socket; closesocket() must be used. We define closesocket() to be a wrapper around close() on UN*X, so that it can be used on both platforms. More...

#define	SOCKBUF_CHECKONLY 1

#define	SOCKBUF_BUFFERIZE 0

#define	SOCKOPEN_CLIENT 0

#define	SOCKOPEN_SERVER 1

#define	SOCK_RECEIVEALL_NO 0x00000000 /* Don't wait to receive all data */

#define	SOCK_RECEIVEALL_YES 0x00000001 /* Wait to receive all data */

#define	SOCK_EOF_ISNT_ERROR 0x00000000 /* Return 0 on EOF */

#define	SOCK_EOF_IS_ERROR 0x00000002 /* Return an error on EOF */

#define	SOCK_MSG_PEEK 0x00000004 /* Return data but leave it in the socket queue */

Functions
int	sock_init (char *errbuf, int errbuflen)

void	sock_cleanup (void)

void	sock_fmterror (const char caller, int errcode, char errbuf, int errbuflen)

void	sock_geterror (const char caller, char errbuf, int errbufsize)

int	sock_initaddress (const char address, const char port, struct addrinfo hints, struct addrinfo addrinfo, char errbuf, int errbuflen)

int	sock_recv (int sock, void const , void buffer, size_t size, int receiveall, char *errbuf, int errbuflen)

int	sock_recv_dgram (int sock, void const , void buffer, size_t size, char *errbuf, int errbuflen)

int	sock_open (struct addrinfo addrinfo, int server, int nconn, char errbuf, int errbuflen)

int	sock_close (int sock, char *errbuf, int errbuflen)

int	sock_send (int sock, void const , const char buffer, size_t size, char *errbuf, int errbuflen)

int	sock_bufferize (const char buffer, int size, char tempbuf, int offset, int totsize, int checkonly, char errbuf, int errbuflen)

int	sock_discard (int sock, void const , int size, char errbuf, int errbuflen)

int	sock_check_hostlist (char hostlist, const char sep, struct sockaddr_storage from, char errbuf, int errbuflen)

int	sock_cmpaddr (struct sockaddr_storage first, struct sockaddr_storage second)

int	sock_getmyinfo (int sock, char address, int addrlen, char port, int portlen, int flags, char *errbuf, int errbuflen)

int	sock_getascii_addrport (const struct sockaddr_storage sockaddr, char address, int addrlen, char port, int portlen, int flags, char errbuf, int errbuflen)

int	sock_present2network (const char address, struct sockaddr_storage sockaddr, int addr_family, char *errbuf, int errbuflen)

Macro Definition Documentation

◆ closesocket

#define closesocket ( a ) close(a)

In Winsock, the close() call cannot be used on a socket; closesocket() must be used. We define closesocket() to be a wrapper around close() on UN*X, so that it can be used on both platforms.

Definition at line 52 of file sockutils.h.

◆ SOCK_EOF_IS_ERROR

#define SOCK_EOF_IS_ERROR 0x00000002 /* Return an error on EOF */

Definition at line 107 of file sockutils.h.

◆ SOCK_EOF_ISNT_ERROR

#define SOCK_EOF_ISNT_ERROR 0x00000000 /* Return 0 on EOF */

Definition at line 106 of file sockutils.h.

◆ SOCK_MSG_PEEK

#define SOCK_MSG_PEEK 0x00000004 /* Return data but leave it in the socket queue */

Definition at line 109 of file sockutils.h.

◆ SOCK_RECEIVEALL_NO

#define SOCK_RECEIVEALL_NO 0x00000000 /* Don't wait to receive all data */

Definition at line 103 of file sockutils.h.

◆ SOCK_RECEIVEALL_YES

#define SOCK_RECEIVEALL_YES 0x00000001 /* Wait to receive all data */

Definition at line 104 of file sockutils.h.

◆ SOCKBUF_BUFFERIZE

#define SOCKBUF_BUFFERIZE 0

Definition at line 93 of file sockutils.h.

◆ SOCKBUF_CHECKONLY

#define SOCKBUF_CHECKONLY 1

Exported functions / definitions *

Definition at line 91 of file sockutils.h.

◆ SOCKOPEN_CLIENT

#define SOCKOPEN_CLIENT 0

Definition at line 96 of file sockutils.h.

◆ SOCKOPEN_SERVER

#define SOCKOPEN_SERVER 1

Definition at line 98 of file sockutils.h.

Function Documentation

◆ sock_bufferize()

int sock_bufferize	(	const char *	buffer,
		int	size,
		char *	tempbuf,
		int *	offset,
		int	totsize,
		int	checkonly,
		char *	errbuf,
		int	errbuflen
	)

Definition at line 939 of file sockutils.c.

References snprintf().

Referenced by daemon_msg_auth_req(), daemon_msg_findallif_req(), daemon_msg_open_req(), daemon_msg_startcap_req(), daemon_msg_stats_req(), daemon_thrdatamain(), pcap_open_rpcap(), pcap_pack_bpffilter(), pcap_setsampling_remote(), pcap_startcapture_remote(), pcap_updatefilter_remote(), rpcap_doauth(), and rpcap_senderror().

◆ sock_check_hostlist()

int sock_check_hostlist	(	char *	hostlist,
		const char *	sep,
		struct sockaddr_storage *	from,
		char *	errbuf,
		int	errbuflen
	)

Definition at line 1319 of file sockutils.c.

References get_gai_errstring(), hostlist, pcap_strtok_r(), snprintf(), sock_cmpaddr(), and sock_geterror().

Referenced by daemon_serviceloop(), and pcap_remoteact_accept_ex().

◆ sock_cleanup()

void sock_cleanup ( void )

Definition at line 253 of file sockutils.c.

Referenced by accept_connections(), pcap_cleanup_rpcap(), pcap_findalldevs_ex_remote(), pcap_remoteact_cleanup(), and pcap_remoteact_close().

◆ sock_close()

int sock_close	(	int	sock,
		char *	errbuf,
		int	errbuflen
	)

Definition at line 510 of file sockutils.c.

References closesocket, shutdown(), and sock_geterror().

Referenced by accept_connection(), daemon_msg_startcap_req(), daemon_serviceloop(), main_active(), pcap_cleanup_rpcap(), pcap_findalldevs_ex_remote(), pcap_open_rpcap(), pcap_remoteact_accept_ex(), pcap_remoteact_close(), pcap_startcapture_remote(), rpcap_setup_session(), and session_close().

◆ sock_cmpaddr()

int sock_cmpaddr	(	struct sockaddr_storage *	first,
		struct sockaddr_storage *	second
	)

Definition at line 1449 of file sockutils.c.

Referenced by pcap_remoteact_accept_ex(), pcap_remoteact_close(), rpcap_remoteact_getsock(), and sock_check_hostlist().

◆ sock_discard()

int sock_discard	(	int	sock,
		void const *	ssl,
		int	size,
		char *	errbuf,
		int	errbuflen
	)

Definition at line 1256 of file sockutils.c.

References SOCK_RECEIVEALL_YES, sock_recv(), and TEMP_BUF_SIZE.

Referenced by rpcap_discard(), and rpcapd_discard().

◆ sock_fmterror()

void sock_fmterror	(	const char *	caller,
		int	errcode,
		char *	errbuf,
		int	errbuflen
	)

Function bodies *

Definition at line 150 of file sockutils.c.

References pcap_fmt_errmsg_for_errno().

Referenced by accept_connections(), sock_geterror(), and sock_send().

◆ sock_getascii_addrport()

int sock_getascii_addrport	(	const struct sockaddr_storage *	sockaddr,
		char *	address,
		int	addrlen,
		char *	port,
		int	portlen,
		int	flags,
		char *	errbuf,
		int	errbuflen
	)