diff options
Diffstat (limited to 'ipsend/sdlpi.c')
| -rw-r--r-- | ipsend/sdlpi.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/ipsend/sdlpi.c b/ipsend/sdlpi.c new file mode 100644 index 0000000..1ce8946 --- /dev/null +++ b/ipsend/sdlpi.c @@ -0,0 +1,172 @@ +/* + * (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 <fcntl.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 <sys/stropts.h> + +#ifdef sun +# include <sys/pfmod.h> +# include <sys/bufmod.h> +#endif +#ifdef __osf__ +# include <sys/dlpihdr.h> +# include "radix_ipf_local.h" +#else +# include <sys/dlpi.h> +#endif +#ifdef __hpux +# include <sys/dlpi_ext.h> +#endif + +#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[] = "@(#)sdlpi.c 1.3 10/30/95 (C)1995 Darren Reed"; +static const char rcsid[] = "@(#)$Id: sdlpi.c,v 2.8.2.2 2007/02/17 12:41:51 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. + */ +int initdevice(device, tout) +char *device; +int tout; +{ + char devname[16], *s, buf[256]; + int i, fd; + + (void) strcpy(devname, "/dev/"); + (void) strncat(devname, device, sizeof(devname) - strlen(devname)); + + s = devname + 5; + while (*s && !ISDIGIT(*s)) + s++; + if (!*s) + { + fprintf(stderr, "bad device name %s\n", devname); + exit(-1); + } + i = atoi(s); + *s = '\0'; + /* + * For writing + */ + if ((fd = open(devname, O_RDWR)) < 0) + { + fprintf(stderr, "O_RDWR(1) "); + perror(devname); + exit(-1); + } + + if (dlattachreq(fd, i) == -1) + { + fprintf(stderr, "dlattachreq: DLPI error\n"); + exit(-1); + } + else if (dlokack(fd, buf) == -1) + { + fprintf(stderr, "dlokack(attach): DLPI error\n"); + exit(-1); + } +#ifdef DL_HP_RAWDLS + if (dlpromisconreq(fd, DL_PROMISC_SAP) < 0) + { + fprintf(stderr, "dlpromisconreq: DL_PROMISC_PHYS error\n"); + exit(-1); + } + else if (dlokack(fd, buf) < 0) + { + fprintf(stderr, "dlokack(promisc): DLPI error\n"); + exit(-1); + } + /* 22 is INSAP as per the HP-UX DLPI Programmer's Guide */ + + dlbindreq(fd, 22, 1, DL_HP_RAWDLS, 0, 0); +#else + dlbindreq(fd, ETHERTYPE_IP, 0, DL_CLDLS, 0, 0); +#endif + dlbindack(fd, buf); + /* + * write full headers + */ +#ifdef DLIOCRAW /* we require RAW DLPI mode, which is a Sun extension */ + if (strioctl(fd, DLIOCRAW, -1, 0, NULL) == -1) + { + fprintf(stderr, "DLIOCRAW error\n"); + exit(-1); + } +#endif + return fd; +} + + +/* + * output an IP packet onto a fd opened for /dev/nit + */ +int sendip(fd, pkt, len) +int fd, len; +char *pkt; +{ + struct strbuf dbuf, *dp = &dbuf, *cp = NULL; + int pri = 0; +#ifdef DL_HP_RAWDLS + struct strbuf cbuf; + dl_hp_rawdata_req_t raw; + + cp = &cbuf; + raw.dl_primitive = DL_HP_RAWDATA_REQ; + cp->len = sizeof(raw); + cp->buf = (char *)&raw; + cp->maxlen = cp->len; + pri = MSG_HIPRI; +#endif + /* + * construct NIT STREAMS messages, first control then data. + */ + dp->buf = pkt; + dp->len = len; + dp->maxlen = dp->len; + + if (putmsg(fd, cp, dp, pri) == -1) + { + perror("putmsg"); + return -1; + } + if (ioctl(fd, I_FLUSH, FLUSHW) == -1) + { + perror("I_FLUSHW"); + return -1; + } + return len; +} + |
