diff options
Diffstat (limited to 'contrib/ipfilter/ipsend/snit.c')
| -rw-r--r-- | contrib/ipfilter/ipsend/snit.c | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/contrib/ipfilter/ipsend/snit.c b/contrib/ipfilter/ipsend/snit.c deleted file mode 100644 index bcd07d0..0000000 --- a/contrib/ipfilter/ipsend/snit.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * (C)opyright 1992-1998 Darren Reed. (from tcplog) - * - * See the IPFILTER.LICENCE file for details on licencing. - * - */ - -#include <stdio.h> -#include <netdb.h> -#include <ctype.h> -#include <signal.h> -#include <errno.h> -#include <sys/types.h> -#include <sys/time.h> -#include <sys/timeb.h> -#include <sys/socket.h> -#include <sys/file.h> -#include <sys/ioctl.h> -#include <net/nit.h> -#include <sys/fcntlcom.h> -#include <sys/dir.h> -#include <net/nit_if.h> -#include <net/nit_pf.h> -#include <net/nit_buf.h> -#include <net/packetfilt.h> -#include <sys/stropts.h> - -#include <net/if.h> -#include <netinet/in.h> -#include <netinet/in_systm.h> -#include <netinet/ip.h> -#include <netinet/if_ether.h> -#include <netinet/ip_var.h> -#include <netinet/udp.h> -#include <netinet/udp_var.h> -#include <netinet/tcp.h> - -#include "ipsend.h" - -#if !defined(lint) -static const char sccsid[] = "@(#)snit.c 1.5 1/11/96 (C)1995 Darren Reed"; -static const char rcsid[] = "@(#)$Id: snit.c,v 2.3 2001/06/09 17:09:26 darrenr Exp $"; -#endif - -#define CHUNKSIZE 8192 -#define BUFSPACE (4*CHUNKSIZE) - -/* - * Be careful to only include those defined in the flags option for the - * interface are included in the header size. - */ -#define BUFHDR_SIZE (sizeof(struct nit_bufhdr)) -#define NIT_HDRSIZE (BUFHDR_SIZE) - -static int timeout; - - -int initdevice(device, tout) -char *device; -int tout; -{ - struct strioctl si; - struct timeval to; - struct ifreq ifr; - int fd; - - if ((fd = open("/dev/nit", O_RDWR)) < 0) - { - perror("/dev/nit"); - exit(-1); - } - - /* - * arrange to get messages from the NIT STREAM and use NIT_BUF option - */ - ioctl(fd, I_SRDOPT, (char*)RMSGD); - ioctl(fd, I_PUSH, "nbuf"); - - /* - * set the timeout - */ - timeout = tout; - si.ic_timout = 1; - to.tv_sec = 1; - to.tv_usec = 0; - si.ic_cmd = NIOCSTIME; - si.ic_len = sizeof(to); - si.ic_dp = (char*)&to; - if (ioctl(fd, I_STR, (char*)&si) == -1) - { - perror("ioctl: NIT timeout"); - exit(-1); - } - - /* - * request the interface - */ - strncpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); - ifr.ifr_name[sizeof(ifr.ifr_name) - 1] = ' '; - si.ic_cmd = NIOCBIND; - si.ic_len = sizeof(ifr); - si.ic_dp = (char*)𝔦 - if (ioctl(fd, I_STR, (char*)&si) == -1) - { - perror(ifr.ifr_name); - exit(1); - } - return fd; -} - - -/* - * output an IP packet onto a fd opened for /dev/nit - */ -int sendip(fd, pkt, len) -int fd, len; -char *pkt; -{ - struct sockaddr sk, *sa = &sk; - struct strbuf cbuf, *cp = &cbuf, dbuf, *dp = &dbuf; - - /* - * For ethernet, need at least 802.3 header and IP header. - */ - if (len < (sizeof(sa->sa_data) + sizeof(struct ip))) - return -1; - /* - * to avoid any output processing for IP, say we're not. - */ - sa->sa_family = AF_UNSPEC; - bcopy(pkt, sa->sa_data, sizeof(sa->sa_data)); - pkt += sizeof(sa->sa_data); - len -= sizeof(sa->sa_data); - - /* - * construct NIT STREAMS messages, first control then data. - */ - cp->len = sizeof(*sa); - cp->maxlen = sizeof(*sa); - cp->buf = (char *)sa; - - dp->buf = pkt; - dp->len = len; - dp->maxlen = dp->len; - - if (putmsg(fd, cp, dp, 0) == -1) - { - perror("putmsg"); - return -1; - } - - if (ioctl(fd, I_FLUSH, FLUSHW) == -1) - { - perror("I_FLUSH"); - return -1; - } - return len; -} |
