pcap-rpcap.c File Reference

#include "ftmacros.h"
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include <errno.h>
#include "sockutils.h"
#include "pcap-int.h"
#include "rpcap-protocol.h"
#include "pcap-rpcap.h"

Include dependency graph for pcap-rpcap.c:

Go to the source code of this file.

Data Structures
struct	activehosts
struct	pcap_rpcap

Macros
#define	PCAP_STATS_STANDARD   0 /* Used by pcap_stats_rpcap to see if we want standard or extended statistics */
#define	SOCKADDR_IN_LEN   16 /* length of struct sockaddr_in */
#define	SOCKADDR_IN6_LEN   28 /* length of struct sockaddr_in6 */
#define	NEW_BSD_AF_INET_BE   ((SOCKADDR_IN_LEN << 8) | 2)
#define	NEW_BSD_AF_INET_LE   (SOCKADDR_IN_LEN << 8)
#define	NEW_BSD_AF_INET6_BSD_BE   ((SOCKADDR_IN6_LEN << 8) | 24) /* NetBSD, OpenBSD, BSD/OS */
#define	NEW_BSD_AF_INET6_FREEBSD_BE   ((SOCKADDR_IN6_LEN << 8) | 28) /* FreeBSD, DragonFly BSD */
#define	NEW_BSD_AF_INET6_DARWIN_BE   ((SOCKADDR_IN6_LEN << 8) | 30) /* macOS, iOS, anything else Darwin-based */
#define	NEW_BSD_AF_INET6_LE   (SOCKADDR_IN6_LEN << 8)
#define	LINUX_AF_INET6   10
#define	HPUX_AF_INET6   22
#define	AIX_AF_INET6   24
#define	SOLARIS_AF_INET6   26
#define	PCAP_TEXT_SOURCE_ADAPTER   "Network adapter"
#define	PCAP_TEXT_SOURCE_ADAPTER_LEN   (sizeof PCAP_TEXT_SOURCE_ADAPTER - 1)
#define	PCAP_TEXT_SOURCE_ON_REMOTE_HOST   "on remote node"
#define	PCAP_TEXT_SOURCE_ON_REMOTE_HOST_LEN   (sizeof PCAP_TEXT_SOURCE_ON_REMOTE_HOST - 1)

Functions
static struct pcap_stat *	rpcap_stats_rpcap (pcap_t *p, struct pcap_stat *ps, int mode)
static int	pcap_pack_bpffilter (pcap_t *fp, char *sendbuf, int *sendbufidx, struct bpf_program *prog)
static int	pcap_createfilter_norpcappkt (pcap_t *fp, struct bpf_program *prog)
static int	pcap_updatefilter_remote (pcap_t *fp, struct bpf_program *prog)
static void	pcap_save_current_filter_rpcap (pcap_t *fp, const char *filter)
static int	pcap_setfilter_rpcap (pcap_t *fp, struct bpf_program *prog)
static int	pcap_setsampling_remote (pcap_t *fp)
static int	pcap_startcapture_remote (pcap_t *fp)
static int	rpcap_recv_msg_header (int sock, void const *, struct rpcap_header *header, char *errbuf)
static int	rpcap_check_msg_ver (int sock, void const *, uint8 expected_ver, struct rpcap_header *header, char *errbuf)
static int	rpcap_check_msg_type (int sock, void const *, uint8 request_type, struct rpcap_header *header, uint16 *errcode, char *errbuf)
static int	rpcap_process_msg_header (int sock, void const *, uint8 ver, uint8 request_type, struct rpcap_header *header, char *errbuf)
static int	rpcap_recv (int sock, void const *, void *buffer, size_t toread, uint32 *plen, char *errbuf)
static void	rpcap_msg_err (int sockctrl, void const *, uint32 plen, char *remote_errbuf)
static int	rpcap_discard (int sock, void const *, uint32 len, char *errbuf)
static int	rpcap_read_packet_msg (struct pcap_rpcap const *, pcap_t *p, size_t size)
static int	rpcap_deseraddr (struct rpcap_sockaddr *sockaddrin, struct sockaddr_storage **sockaddrout, char *errbuf)
static int	pcap_read_nocb_remote (pcap_t *p, struct pcap_pkthdr *pkt_header, u_char **pkt_data)
static int	pcap_read_rpcap (pcap_t *p, int cnt, pcap_handler callback, u_char *user)
static void	pcap_cleanup_rpcap (pcap_t *fp)
static int	pcap_stats_rpcap (pcap_t *p, struct pcap_stat *ps)
static struct activehosts *	rpcap_remoteact_getsock (const char *host, int *error, char *errbuf)
static int	rpcap_doauth (int sockctrl, void const *ssl, uint8 *ver, struct pcap_rmtauth *auth, char *errbuf)
static int	pcap_getnonblock_rpcap (pcap_t *p)
static int	pcap_setnonblock_rpcap (pcap_t *p, int nonblock)
static int	rpcap_setup_session (const char *source, struct pcap_rmtauth *auth, int *activep, int *sockctrlp, uint8 *uses_sslp, void const **sslp, int rmt_flags, uint8 *protocol_versionp, char *host, char *port, char *iface, char *errbuf)
pcap_t *	pcap_open_rpcap (const char *source, int snaplen, int flags, int read_timeout, struct pcap_rmtauth *auth, char *errbuf)
static void	freeaddr (struct pcap_addr *addr)
int	pcap_findalldevs_ex_remote (const char *source, struct pcap_rmtauth *auth, pcap_if_t **alldevs, char *errbuf)
int	pcap_remoteact_accept_ex (const char *address, const char *port, const char *hostlist, char *connectinghost, struct pcap_rmtauth *auth, int uses_ssl, char *errbuf)
int	pcap_remoteact_accept (const char *address, const char *port, const char *hostlist, char *connectinghost, struct pcap_rmtauth *auth, char *errbuf)
int	pcap_remoteact_close (const char *host, char *errbuf)
void	pcap_remoteact_cleanup (void)
int	pcap_remoteact_list (char *hostlist, char sep, int size, char *errbuf)

Variables
static struct activehosts *	activeHosts
static int	sockmain
static void const *	ssl_main

Macro Definition Documentation

AIX_AF_INET6

#define AIX_AF_INET6   24

Definition at line 289 of file pcap-rpcap.c.

HPUX_AF_INET6

#define HPUX_AF_INET6   22

Definition at line 288 of file pcap-rpcap.c.

LINUX_AF_INET6

#define LINUX_AF_INET6   10

Definition at line 287 of file pcap-rpcap.c.

NEW_BSD_AF_INET6_BSD_BE

#define NEW_BSD_AF_INET6_BSD_BE   ((SOCKADDR_IN6_LEN << 8) | 24) /* NetBSD, OpenBSD, BSD/OS */

Definition at line 283 of file pcap-rpcap.c.

NEW_BSD_AF_INET6_DARWIN_BE

#define NEW_BSD_AF_INET6_DARWIN_BE   ((SOCKADDR_IN6_LEN << 8) | 30) /* macOS, iOS, anything else Darwin-based */

Definition at line 285 of file pcap-rpcap.c.

NEW_BSD_AF_INET6_FREEBSD_BE

#define NEW_BSD_AF_INET6_FREEBSD_BE   ((SOCKADDR_IN6_LEN << 8) | 28) /* FreeBSD, DragonFly BSD */

Definition at line 284 of file pcap-rpcap.c.

NEW_BSD_AF_INET6_LE

#define NEW_BSD_AF_INET6_LE   (SOCKADDR_IN6_LEN << 8)

Definition at line 286 of file pcap-rpcap.c.

NEW_BSD_AF_INET_BE

#define NEW_BSD_AF_INET_BE   ((SOCKADDR_IN_LEN << 8) | 2)

Definition at line 271 of file pcap-rpcap.c.

NEW_BSD_AF_INET_LE

#define NEW_BSD_AF_INET_LE   (SOCKADDR_IN_LEN << 8)

Definition at line 272 of file pcap-rpcap.c.

PCAP_STATS_STANDARD

#define PCAP_STATS_STANDARD   0 /* Used by pcap_stats_rpcap to see if we want standard or extended statistics */

Definition at line 75 of file pcap-rpcap.c.

PCAP_TEXT_SOURCE_ADAPTER

#define PCAP_TEXT_SOURCE_ADAPTER   "Network adapter"

Definition at line 2462 of file pcap-rpcap.c.

PCAP_TEXT_SOURCE_ADAPTER_LEN

#define PCAP_TEXT_SOURCE_ADAPTER_LEN   (sizeof PCAP_TEXT_SOURCE_ADAPTER - 1)

Definition at line 2463 of file pcap-rpcap.c.

PCAP_TEXT_SOURCE_ON_REMOTE_HOST

#define PCAP_TEXT_SOURCE_ON_REMOTE_HOST   "on remote node"

Definition at line 2465 of file pcap-rpcap.c.

PCAP_TEXT_SOURCE_ON_REMOTE_HOST_LEN

#define PCAP_TEXT_SOURCE_ON_REMOTE_HOST_LEN   (sizeof PCAP_TEXT_SOURCE_ON_REMOTE_HOST - 1)

Definition at line 2466 of file pcap-rpcap.c.

SOCKADDR_IN6_LEN

#define SOCKADDR_IN6_LEN   28 /* length of struct sockaddr_in6 */

Definition at line 270 of file pcap-rpcap.c.

SOCKADDR_IN_LEN

#define SOCKADDR_IN_LEN   16 /* length of struct sockaddr_in */

• Function bodies *

Definition at line 269 of file pcap-rpcap.c.

SOLARIS_AF_INET6

#define SOLARIS_AF_INET6   26

Definition at line 290 of file pcap-rpcap.c.

Function Documentation

freeaddr()

static void freeaddr ( struct pcap_addr *  addr )

static

Definition at line 2469 of file pcap-rpcap.c.

References pcap_addr::addr, pcap_addr::broadaddr, pcap_addr::dstaddr, and pcap_addr::netmask.

Referenced by pcap_findalldevs_ex_remote().

pcap_cleanup_rpcap()

static void pcap_cleanup_rpcap ( pcap_t *  fp )

static

Definition at line 713 of file pcap-rpcap.c.

References activeHosts, pcap_rpcap::ctrl_ssl, pcap_rpcap::currentfilter, pcap_rpcap::data_ssl, activehosts::next, pcap_cleanup_live_common(), pcap::priv, pcap_rpcap::protocol_version, pcap_rpcap::rmt_sockctrl, pcap_rpcap::rmt_sockdata, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_CLOSE, RPCAP_MSG_ENDCAP_REQ, rpcap_process_msg_header(), sock_cleanup(), sock_close(), sock_send(), and activehosts::sockctrl.

Referenced by pcap_open_rpcap().

pcap_createfilter_norpcappkt()

static int pcap_createfilter_norpcappkt ( pcap_t *  fp, struct bpf_program *  prog  )

static

Definition at line 1679 of file pcap-rpcap.c.

References pcap_rpcap::currentfilter, pcap::errbuf, getpeername(), getsockname(), pcap_asprintf(), pcap_compile(), PCAP_ERRBUF_SIZE, PCAP_OPENFLAG_NOCAPTURE_RPCAP, pcap::priv, pcap_rpcap::rmt_clientside, pcap_rpcap::rmt_flags, pcap_rpcap::rmt_sockctrl, pcap_rpcap::rmt_sockdata, snprintf(), and sock_geterror().

Referenced by pcap_startcapture_remote().

pcap_findalldevs_ex_remote()

int pcap_findalldevs_ex_remote	(	const char *	source,
		struct pcap_rmtauth *	auth,
		pcap_if_t **	alldevs,
		char *	errbuf
	)

Definition at line 2479 of file pcap-rpcap.c.

References pcap_addr::addr, rpcap_findalldevs_ifaddr::addr, pcap_if::addresses, rpcap_findalldevs_ifaddr::broadaddr, rpcap_findalldevs_if::desclen, pcap_if::description, rpcap_findalldevs_ifaddr::dstaddr, errno, error(), pcap_if::flags, rpcap_findalldevs_if::flags, freeaddr(), rpcap_findalldevs_if::naddr, pcap_if::name, rpcap_findalldevs_if::namelen, rpcap_findalldevs_ifaddr::netmask, pcap_if::next, pcap_addr::next, pcap_asprintf(), PCAP_BUF_SIZE, pcap_createsrcstr_ex(), PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), pcap_freealldevs(), PCAP_SRC_IFREMOTE, PCAP_TEXT_SOURCE_ADAPTER, PCAP_TEXT_SOURCE_ON_REMOTE_HOST, rpcap_header::plen, port, rpcap_createhdr(), rpcap_deseraddr(), rpcap_discard(), RPCAP_MSG_FINDALLIF_REQ, rpcap_process_msg_header(), rpcap_recv(), rpcap_setup_session(), snprintf(), sock_cleanup(), sock_close(), sock_send(), SOCKET, SSL, uses_ssl, and rpcap_header::value.

Referenced by pcap_findalldevs_ex().

pcap_getnonblock_rpcap()

static int pcap_getnonblock_rpcap ( pcap_t *  p )

static

Definition at line 2114 of file pcap-rpcap.c.

References pcap::errbuf, PCAP_ERRBUF_SIZE, and snprintf().

Referenced by pcap_open_rpcap().

pcap_open_rpcap()

pcap_t* pcap_open_rpcap	(	const char *	source,
		int	snaplen,
		int	flags,
		int	read_timeout,
		struct pcap_rmtauth *	auth,
		char *	errbuf
	)

Definition at line 2307 of file pcap-rpcap.c.

References pcap::activated, pcap::cleanup_op, pcap_rpcap::ctrl_ssl, pcap_opt::device, errno, error(), pcap::getnonblock_op, pcap::linktype, rpcap_openreply::linktype, MAXIMUM_SNAPLEN, pcap::opt, PCAP_BUF_SIZE, pcap_cleanup_rpcap(), pcap_close(), PCAP_CREATE_COMMON, PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), pcap_getnonblock_rpcap(), pcap_read_rpcap(), pcap_save_current_filter_rpcap(), pcap_setfilter_rpcap(), pcap_setnonblock_rpcap(), pcap_stats_rpcap(), rpcap_header::plen, pcap::priv, pcap_rpcap::protocol_version, pcap::read_op, pcap_rpcap::rmt_clientside, pcap_rpcap::rmt_flags, pcap_rpcap::rmt_sockctrl, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_OPEN_REQ, RPCAP_NETBUF_SIZE, rpcap_process_msg_header(), rpcap_recv(), rpcap_setup_session(), pcap::save_current_filter_op, pcap::setfilter_op, pcap::setnonblock_op, pcap::snapshot, sock_bufferize(), sock_close(), sock_send(), SOCKBUF_BUFFERIZE, SOCKBUF_CHECKONLY, SOCKET, SSL, ssl_main, pcap::stats_op, pcap_opt::timeout, and pcap_rpcap::uses_ssl.

Referenced by pcap_open(), and pcap_open_live().

pcap_pack_bpffilter()

static int pcap_pack_bpffilter ( pcap_t *  fp, char *  sendbuf, int *  sendbufidx, struct bpf_program *  prog  )

static

Definition at line 1508 of file pcap-rpcap.c.

References bpf_program::bf_insns, bpf_program::bf_len, bpf_insn::code, rpcap_filterbpf_insn::code, pcap::errbuf, rpcap_filter::filtertype, bpf_insn::jf, rpcap_filterbpf_insn::jf, bpf_insn::jt, rpcap_filterbpf_insn::jt, bpf_insn::k, rpcap_filterbpf_insn::k, rpcap_filter::nitems, pcap_compile(), PCAP_ERRBUF_SIZE, RPCAP_NETBUF_SIZE, RPCAP_UPDATEFILTER_BPF, sock_bufferize(), and SOCKBUF_CHECKONLY.

Referenced by pcap_startcapture_remote(), and pcap_updatefilter_remote().

pcap_read_nocb_remote()

static int pcap_read_nocb_remote ( pcap_t *  p, struct pcap_pkthdr *  pkt_header, u_char **  pkt_data  )

static

Definition at line 383 of file pcap-rpcap.c.

References pcap::bp, pcap::buffer, pcap::bufsize, pcap_pkthdr::caplen, rpcap_pkthdr::caplen, pcap::cc, pcap_rpcap::data_ssl, pcap::errbuf, errno, pcap_pkthdr::len, rpcap_pkthdr::len, rpcap_pkthdr::npkt, pcap::opt, PCAP_ERRBUF_SIZE, PCAP_OPENFLAG_DATATX_UDP, rpcap_header::plen, pcap::priv, pcap_rpcap::protocol_version, pcap_rpcap::rmt_flags, pcap_rpcap::rmt_sockdata, rpcap_check_msg_ver(), RPCAP_MSG_PACKET, rpcap_read_packet_msg(), select(), snprintf(), sock_geterror(), sock_recv_dgram(), pcap_opt::timeout, rpcap_pkthdr::timestamp_sec, rpcap_pkthdr::timestamp_usec, pcap_rpcap::TotCapt, pcap_rpcap::TotNetDrops, pcap_pkthdr::ts, and rpcap_header::type.

Referenced by pcap_read_rpcap().

pcap_read_rpcap()

static int pcap_read_rpcap ( pcap_t *  p, int  cnt, pcap_handler  callback, u_char *  user  )

static

Definition at line 621 of file pcap-rpcap.c.

References pcap::break_loop, PACKET_COUNT_IS_UNLIMITED, PCAP_ERROR_BREAK, pcap_read_nocb_remote(), pcap_startcapture_remote(), pcap::priv, pcap_rpcap::rmt_capstarted, and pcap_rpcap::rmt_clientside.

Referenced by pcap_open_rpcap().

pcap_remoteact_accept()

int pcap_remoteact_accept	(	const char *	address,
		const char *	port,
		const char *	hostlist,
		char *	connectinghost,
		struct pcap_rmtauth *	auth,
		char *	errbuf
	)

Definition at line 2974 of file pcap-rpcap.c.

References address, hostlist, pcap_remoteact_accept_ex(), and port.

pcap_remoteact_accept_ex()

int pcap_remoteact_accept_ex	(	const char *	address,
		const char *	port,
		const char *	hostlist,
		char *	connectinghost,
		struct pcap_rmtauth *	auth,
		int	uses_ssl,
		char *	errbuf
	)

Definition at line 2785 of file pcap-rpcap.c.

References accept(), activeHosts, address, closesocket, errno, activehosts::host, hostlist, INVALID_SOCKET, activehosts::next, PCAP_ERR_REMOTEACCEPT, PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), port, activehosts::protocol_version, RPCAP_DEFAULT_NETPORT_ACTIVE, rpcap_doauth(), RPCAP_HOSTLIST_SEP, RPCAP_HOSTLIST_SIZE, rpcap_senderror(), snprintf(), sock_check_hostlist(), sock_close(), sock_cmpaddr(), sock_geterror(), sock_init(), sock_initaddress(), sock_open(), activehosts::sockctrl, SOCKET, sockmain, SOCKOPEN_SERVER, activehosts::ssl, SSL, and uses_ssl.

Referenced by pcap_remoteact_accept().

pcap_remoteact_cleanup()

void pcap_remoteact_cleanup

(

void

)

Definition at line 3094 of file pcap-rpcap.c.

References closesocket, sock_cleanup(), sockmain, and ssl_main.

pcap_remoteact_close()

int pcap_remoteact_close	(	const char *	host,
		char *	errbuf
	)

Definition at line 2979 of file pcap-rpcap.c.

References activeHosts, activehosts::host, activehosts::next, PCAP_ERRBUF_SIZE, activehosts::protocol_version, rpcap_createhdr(), RPCAP_MSG_CLOSE, snprintf(), sock_cleanup(), sock_close(), sock_cmpaddr(), sock_initaddress(), sock_send(), activehosts::sockctrl, and activehosts::ssl.

pcap_remoteact_list()

int pcap_remoteact_list	(	char *	hostlist,
		char	sep,
		int	size,
		char *	errbuf
	)

Definition at line 3116 of file pcap-rpcap.c.

References activeHosts, activehosts::host, hostlist, activehosts::next, PCAP_ERRBUF_SIZE, pcap_strlcat(), RPCAP_HOSTLIST_SIZE, snprintf(), and sock_getascii_addrport().

pcap_save_current_filter_rpcap()

static void pcap_save_current_filter_rpcap ( pcap_t *  fp, const char *  filter  )

static

Definition at line 1616 of file pcap-rpcap.c.

References pcap_rpcap::currentfilter, PCAP_OPENFLAG_NOCAPTURE_RPCAP, pcap::priv, pcap_rpcap::rmt_clientside, and pcap_rpcap::rmt_flags.

Referenced by pcap_open_rpcap().

pcap_setfilter_rpcap()

static int pcap_setfilter_rpcap ( pcap_t *  fp, struct bpf_program *  prog  )

static

Definition at line 1650 of file pcap-rpcap.c.

References install_bpf_program(), pcap_updatefilter_remote(), pcap::priv, and pcap_rpcap::rmt_capstarted.

Referenced by pcap_open_rpcap().

pcap_setnonblock_rpcap()

static int pcap_setnonblock_rpcap ( pcap_t *  p, int  nonblock  )

static

Definition at line 2122 of file pcap-rpcap.c.

References pcap::errbuf, PCAP_ERRBUF_SIZE, and snprintf().

Referenced by pcap_open_rpcap().

pcap_setsampling_remote()

static int pcap_setsampling_remote ( pcap_t *  fp )

static

Definition at line 1809 of file pcap-rpcap.c.

References pcap_rpcap::ctrl_ssl, pcap::errbuf, rpcap_sampling::method, PCAP_ERRBUF_SIZE, PCAP_SAMP_NOSAMP, rpcap_header::plen, pcap::priv, pcap_rpcap::protocol_version, pcap_rpcap::rmt_sockctrl, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_SETSAMPLING_REQ, RPCAP_NETBUF_SIZE, rpcap_process_msg_header(), snprintf(), sock_bufferize(), sock_send(), SOCKBUF_CHECKONLY, and rpcap_sampling::value.

Referenced by pcap_startcapture_remote().

pcap_startcapture_remote()

static int pcap_startcapture_remote ( pcap_t *  fp )

static

Definition at line 1057 of file pcap-rpcap.c.

References accept(), activeHosts, bpf_program::bf_len, pcap::bp, pcap::buffer, pcap::bufsize, rpcap_startcapreply::bufsize, pcap::cc, pcap_rpcap::ctrl_ssl, pcap_rpcap::data_ssl, pcap::errbuf, errno, error(), pcap::fcode, rpcap_startcapreq::flags, getpeername(), getsockname(), getsockopt(), activehosts::host, INVALID_SOCKET, activehosts::next, pcap::opt, PCAP_BUF_SIZE, pcap_close(), pcap_createfilter_norpcappkt(), PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), pcap_freecode(), PCAP_OPENFLAG_DATATX_UDP, PCAP_OPENFLAG_NOCAPTURE_RPCAP, PCAP_OPENFLAG_PROMISCUOUS, pcap_pack_bpffilter(), pcap_setsampling_remote(), pcap_updatefilter_remote(), rpcap_header::plen, rpcap_startcapreq::portdata, rpcap_startcapreply::portdata, pcap::priv, pcap_rpcap::protocol_version, rpcap_startcapreq::read_timeout, pcap_rpcap::rmt_capstarted, pcap_rpcap::rmt_flags, pcap_rpcap::rmt_sockctrl, pcap_rpcap::rmt_sockdata, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_STARTCAP_REQ, RPCAP_NETBUF_SIZE, rpcap_process_msg_header(), rpcap_recv(), RPCAP_STARTCAPREQ_FLAG_DGRAM, RPCAP_STARTCAPREQ_FLAG_PROMISC, RPCAP_STARTCAPREQ_FLAG_SERVEROPEN, setsockopt(), rpcap_startcapreq::snaplen, pcap::snapshot, snprintf(), sock_bufferize(), sock_close(), sock_geterror(), sock_initaddress(), sock_open(), sock_send(), SOCKBUF_CHECKONLY, activehosts::sockctrl, SOCKET, SOCKOPEN_CLIENT, SOCKOPEN_SERVER, sscanf(), pcap_opt::timeout, and pcap_rpcap::uses_ssl.

Referenced by pcap_read_rpcap().

pcap_stats_rpcap()

static int pcap_stats_rpcap ( pcap_t *  p, struct pcap_stat *  ps  )

static

Definition at line 821 of file pcap-rpcap.c.

References PCAP_STATS_STANDARD, and rpcap_stats_rpcap().

Referenced by pcap_open_rpcap().

pcap_updatefilter_remote()

static int pcap_updatefilter_remote ( pcap_t *  fp, struct bpf_program *  prog  )

static

Definition at line 1579 of file pcap-rpcap.c.

References bpf_program::bf_len, pcap_rpcap::ctrl_ssl, pcap::errbuf, PCAP_ERRBUF_SIZE, pcap_pack_bpffilter(), rpcap_header::plen, pcap::priv, pcap_rpcap::protocol_version, pcap_rpcap::rmt_sockctrl, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_UPDATEFILTER_REQ, RPCAP_NETBUF_SIZE, rpcap_process_msg_header(), sock_bufferize(), sock_send(), and SOCKBUF_CHECKONLY.

Referenced by pcap_setfilter_rpcap(), and pcap_startcapture_remote().

rpcap_check_msg_type()

static int rpcap_check_msg_type ( int  sock, void const *  ssl, uint8  request_type, struct rpcap_header *  header, uint16 *  errcode, char *  errbuf  )

static

Definition at line 3214 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, rpcap_header::plen, rpcap_discard(), rpcap_msg_err(), RPCAP_MSG_ERROR, RPCAP_MSG_IS_REPLY, rpcap_msg_type_string(), snprintf(), activehosts::ssl, rpcap_header::type, and rpcap_header::value.

Referenced by rpcap_process_msg_header().

rpcap_check_msg_ver()

static int rpcap_check_msg_ver ( int  sock, void const *  ssl, uint8  expected_ver, struct rpcap_header *  header, char *  errbuf  )

static

Definition at line 3183 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, rpcap_header::plen, rpcap_discard(), snprintf(), activehosts::ssl, and rpcap_header::ver.

Referenced by pcap_read_nocb_remote(), and rpcap_process_msg_header().

rpcap_deseraddr()

static int rpcap_deseraddr ( struct rpcap_sockaddr *  sockaddrin, struct sockaddr_storage **  sockaddrout, char *  errbuf  )

static

Definition at line 293 of file pcap-rpcap.c.

References rpcap_sockaddr_in::addr, rpcap_sockaddr_in6::addr, AIX_AF_INET6, errno, rpcap_sockaddr::family, rpcap_sockaddr_in6::flowinfo, HPUX_AF_INET6, LINUX_AF_INET6, NEW_BSD_AF_INET6_BSD_BE, NEW_BSD_AF_INET6_DARWIN_BE, NEW_BSD_AF_INET6_FREEBSD_BE, NEW_BSD_AF_INET6_LE, NEW_BSD_AF_INET_BE, NEW_BSD_AF_INET_LE, PCAP_ERRBUF_SIZE, pcap_fmt_errmsg_for_errno(), rpcap_sockaddr_in::port, rpcap_sockaddr_in6::port, RPCAP_AF_INET, RPCAP_AF_INET6, rpcap_sockaddr_in6::scope_id, and SOLARIS_AF_INET6.

Referenced by pcap_findalldevs_ex_remote().

rpcap_discard()

static int rpcap_discard ( int  sock, void const *  ssl, uint32  len, char *  errbuf  )

static

Definition at line 3406 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, sock_discard(), and activehosts::ssl.

Referenced by pcap_cleanup_rpcap(), pcap_findalldevs_ex_remote(), pcap_open_rpcap(), pcap_setsampling_remote(), pcap_startcapture_remote(), pcap_updatefilter_remote(), rpcap_check_msg_type(), rpcap_check_msg_ver(), rpcap_doauth(), rpcap_msg_err(), and rpcap_stats_rpcap().

rpcap_doauth()

static int rpcap_doauth ( int  sockctrl, void const *  ssl, uint8 *  ver, struct pcap_rmtauth *  auth, char *  errbuf  )

static

• Miscellaneous functions *

Definition at line 1913 of file pcap-rpcap.c.

References rpcap_authreply::maxvers, rpcap_authreply::minvers, pcap_rmtauth::password, PCAP_ERRBUF_SIZE, rpcap_header::plen, rpcap_createhdr(), rpcap_discard(), RPCAP_MAX_VERSION, RPCAP_MIN_VERSION, RPCAP_MSG_AUTH_REQ, RPCAP_NETBUF_SIZE, rpcap_process_msg_header(), rpcap_recv(), RPCAP_RMTAUTH_NULL, RPCAP_RMTAUTH_PWD, rpcap_auth::slen1, rpcap_auth::slen2, snprintf(), sock_bufferize(), sock_send(), SOCKBUF_BUFFERIZE, SOCKBUF_CHECKONLY, pcap_rmtauth::type, rpcap_auth::type, and pcap_rmtauth::username.

Referenced by pcap_remoteact_accept_ex(), and rpcap_setup_session().

rpcap_msg_err()

static void rpcap_msg_err ( int  sockctrl, void const *  ssl, uint32  plen, char *  remote_errbuf  )

static

Definition at line 3339 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, pcap_utf_8_mode, rpcap_discard(), snprintf(), SOCK_EOF_IS_ERROR, SOCK_RECEIVEALL_YES, sock_recv(), activehosts::sockctrl, and activehosts::ssl.

Referenced by rpcap_check_msg_type().

rpcap_process_msg_header()

static int rpcap_process_msg_header ( int  sock, void const *  ssl, uint8  ver, uint8  request_type, struct rpcap_header *  header, char *  errbuf  )

static

Definition at line 3284 of file pcap-rpcap.c.

References rpcap_check_msg_type(), rpcap_check_msg_ver(), rpcap_recv_msg_header(), and activehosts::ssl.

Referenced by pcap_cleanup_rpcap(), pcap_findalldevs_ex_remote(), pcap_open_rpcap(), pcap_setsampling_remote(), pcap_startcapture_remote(), pcap_updatefilter_remote(), rpcap_doauth(), and rpcap_stats_rpcap().

rpcap_read_packet_msg()

static int rpcap_read_packet_msg ( struct pcap_rpcap const *  rp, pcap_t *  p, size_t  size  )

static

Definition at line 3423 of file pcap-rpcap.c.

Referenced by pcap_read_nocb_remote().

rpcap_recv()

static int rpcap_recv ( int  sock, void const *  ssl, void *  buffer, size_t  toread, uint32 *  plen, char *  errbuf  )

static

Definition at line 3316 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, snprintf(), SOCK_EOF_IS_ERROR, SOCK_RECEIVEALL_YES, sock_recv(), and activehosts::ssl.

Referenced by pcap_findalldevs_ex_remote(), pcap_open_rpcap(), pcap_startcapture_remote(), rpcap_doauth(), and rpcap_stats_rpcap().

rpcap_recv_msg_header()

static int rpcap_recv_msg_header ( int  sock, void const *  ssl, struct rpcap_header *  header, char *  errbuf  )

static

Definition at line 3163 of file pcap-rpcap.c.

References PCAP_ERRBUF_SIZE, rpcap_header::plen, SOCK_EOF_IS_ERROR, SOCK_RECEIVEALL_YES, sock_recv(), and activehosts::ssl.

Referenced by rpcap_process_msg_header().

rpcap_remoteact_getsock()

static struct activehosts* rpcap_remoteact_getsock ( const char *  host, int *  error, char *  errbuf  )

static

Definition at line 994 of file pcap-rpcap.c.

References activeHosts, error(), activehosts::host, activehosts::next, PCAP_ERRBUF_SIZE, sock_cmpaddr(), and sock_initaddress().

Referenced by rpcap_setup_session().

rpcap_setup_session()

static int rpcap_setup_session ( const char *  source, struct pcap_rmtauth *  auth, int *  activep, int *  sockctrlp, uint8 *  uses_sslp, void const **  sslp, int  rmt_flags, uint8 *  protocol_versionp, char *  host, char *  port, char *  iface, char *  errbuf  )

static

Definition at line 2130 of file pcap-rpcap.c.

References error(), activehosts::host, INVALID_SOCKET, PCAP_ERRBUF_SIZE, PCAP_OPENFLAG_DATATX_UDP, pcap_parsesrcstr_ex(), PCAP_SRC_IFREMOTE, port, activehosts::protocol_version, RPCAP_DEFAULT_NETPORT, rpcap_doauth(), rpcap_remoteact_getsock(), snprintf(), sock_close(), sock_init(), sock_initaddress(), sock_open(), activehosts::sockctrl, SOCKOPEN_CLIENT, activehosts::ssl, and rpcap_auth::type.

Referenced by pcap_findalldevs_ex_remote(), and pcap_open_rpcap().

rpcap_stats_rpcap()

static struct pcap_stat * rpcap_stats_rpcap ( pcap_t *  p, struct pcap_stat *  ps, int  mode  )

static

• Locally defined functions *

Definition at line 884 of file pcap-rpcap.c.

References pcap_rpcap::ctrl_ssl, pcap::errbuf, error(), rpcap_stats::ifdrop, rpcap_stats::ifrecv, rpcap_stats::krnldrop, PCAP_ERRBUF_SIZE, PCAP_STATS_STANDARD, rpcap_header::plen, pcap::priv, pcap_rpcap::protocol_version, pcap_stat::ps_drop, pcap_stat::ps_ifdrop, pcap_stat::ps_recv, pcap_rpcap::rmt_capstarted, pcap_rpcap::rmt_sockctrl, rpcap_createhdr(), rpcap_discard(), RPCAP_MSG_STATS_REQ, rpcap_process_msg_header(), rpcap_recv(), snprintf(), sock_send(), rpcap_stats::svrcapt, pcap_rpcap::TotCapt, and pcap_rpcap::TotNetDrops.

Referenced by pcap_stats_rpcap().

Variable Documentation

activeHosts

struct activehosts* activeHosts

static

Definition at line 100 of file pcap-rpcap.c.

Referenced by pcap_cleanup_rpcap(), pcap_remoteact_accept_ex(), pcap_remoteact_close(), pcap_remoteact_list(), pcap_startcapture_remote(), and rpcap_remoteact_getsock().

sockmain

int sockmain

static

Definition at line 108 of file pcap-rpcap.c.

Referenced by pcap_remoteact_accept_ex(), and pcap_remoteact_cleanup().

ssl_main

void const* ssl_main

static

Definition at line 109 of file pcap-rpcap.c.

Referenced by pcap_open_rpcap(), and pcap_remoteact_cleanup().