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[src/trunk]: src/sys/rump/net/lib/libshmif this was moved to usr.bin ages ago



details:   https://anonhg.NetBSD.org/src/rev/8165ba4595f7
branches:  trunk
changeset: 763479:8165ba4595f7
user:      pooka <pooka%NetBSD.org@localhost>
date:      Mon Mar 21 15:47:53 2011 +0000

description:
this was moved to usr.bin ages ago

diffstat:

 sys/rump/net/lib/libshmif/dumpbus.c |  168 ------------------------------------
 1 files changed, 0 insertions(+), 168 deletions(-)

diffs (172 lines):

diff -r 82ba5a2e3c3e -r 8165ba4595f7 sys/rump/net/lib/libshmif/dumpbus.c
--- a/sys/rump/net/lib/libshmif/dumpbus.c       Mon Mar 21 15:35:21 2011 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,168 +0,0 @@
-/*     $NetBSD: dumpbus.c,v 1.10 2010/11/15 22:49:33 pooka Exp $       */
-
-/*
- * Little utility to convert shmif bus traffic to a pcap file
- * which can be then examined with tcpdump -r, wireshark, etc.
- */
-
-#include <sys/types.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-
-#include <assert.h>
-#include <err.h>
-#include <fcntl.h>
-#include <pcap.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include "shmifvar.h"
-#include "shmif_busops.c"
-
-static void
-usage(void)
-{
-
-       fprintf(stderr, "usage: a.out [-h] [-p pcapfile] buspath\n");
-       exit(1);
-}
-
-#define BUFSIZE 64*1024
-int
-main(int argc, char *argv[])
-{
-       struct stat sb;
-       void *busmem;
-       const char *pcapfile = NULL;
-       uint32_t curbus, buslast;
-       struct shmif_mem *bmem;
-       int fd, pfd, i, ch;
-       int bonus;
-       char *buf;
-       bool hflag = false;
-
-       while ((ch = getopt(argc, argv, "hp:")) != -1) {
-               switch (ch) {
-               case 'h':
-                       hflag = true;
-                       break;
-               case 'p':
-                       pcapfile = optarg;
-                       break;
-               default:
-                       usage();
-               }
-       }
-
-       argc -= optind;
-       argv += optind;
-
-       if (argc != 1)
-               usage();
-
-       buf = malloc(BUFSIZE);
-       if (buf == NULL)
-               err(1, "malloc");
-
-       fd = open(argv[0], O_RDONLY);
-       if (fd == -1)
-               err(1, "open bus");
-
-       if (fstat(fd, &sb) == -1)
-               err(1, "stat");
-
-       busmem = mmap(NULL, sb.st_size, PROT_READ, MAP_FILE|MAP_SHARED, fd, 0);
-       if (busmem == MAP_FAILED)
-               err(1, "mmap");
-       bmem = busmem;
-
-       if (bmem->shm_magic != SHMIF_MAGIC)
-               errx(1, "%s not a shmif bus", argv[0]);
-       if (bmem->shm_version != SHMIF_VERSION)
-               errx(1, "bus vesrsion %d, program %d",
-                   bmem->shm_version, SHMIF_VERSION);
-       printf("bus version %d, lock: %d, generation: %" PRIu64
-           ", firstoff: 0x%04x, lastoff: 0x%04x\n",
-           bmem->shm_version, bmem->shm_lock, bmem->shm_gen,
-           bmem->shm_first, bmem->shm_last);
-
-       if (hflag)
-               exit(0);
-
-       if (pcapfile) {
-               struct pcap_file_header phdr;
-
-               if (strcmp(pcapfile, "-") == 0) {
-                       pfd = STDOUT_FILENO;
-               } else {
-                       pfd = open(pcapfile, O_RDWR | O_CREAT | O_TRUNC, 0777);
-                       if (pfd == -1)
-                               err(1, "create pcap dump");
-               }
-
-               memset(&phdr, 0, sizeof(phdr));
-               phdr.magic = 0xa1b2c3d4; /* tcpdump magic */
-               phdr.version_major = PCAP_VERSION_MAJOR;
-               phdr.version_minor = PCAP_VERSION_MINOR;
-               phdr.snaplen = 1518;
-               phdr.linktype = DLT_EN10MB;
-
-               if (write(pfd, &phdr, sizeof(phdr)) != sizeof(phdr))
-                       err(1, "phdr write");
-       }
-       
-       curbus = bmem->shm_first;
-       buslast = bmem->shm_last;
-       if (curbus == BUSMEM_DATASIZE)
-               curbus = 0;
-
-       bonus = 0;
-       if (buslast < curbus)
-               bonus = 1;
-
-       i = 0;
-       while (curbus <= buslast || bonus) {
-               struct pcap_pkthdr packhdr;
-               struct shmif_pkthdr sp;
-               uint32_t oldoff;
-               bool wrap;
-
-               wrap = false;
-               oldoff = curbus;
-               curbus = shmif_busread(bmem, &sp, oldoff, sizeof(sp), &wrap);
-               if (wrap)
-                       bonus = 0;
-
-               if (sp.sp_len == 0)
-                       continue;
-
-               printf("packet %d, offset 0x%04x, length 0x%04x, ts %d/%06d\n",
-                   i++, curbus, sp.sp_len, sp.sp_sec, sp.sp_usec);
-
-               if (!pcapfile || sp.sp_len == 0) {
-                       curbus = shmif_busread(bmem,
-                           buf, curbus, sp.sp_len, &wrap);
-                       if (wrap)
-                               bonus = 0;
-                       continue;
-               }
-
-               memset(&packhdr, 0, sizeof(packhdr));
-               packhdr.caplen = packhdr.len = sp.sp_len;
-               packhdr.ts.tv_sec = sp.sp_sec;
-               packhdr.ts.tv_usec = sp.sp_usec;
-
-               if (write(pfd, &packhdr, sizeof(packhdr)) != sizeof(packhdr))
-                       err(1, "error writing packethdr");
-               curbus = shmif_busread(bmem, buf, curbus, sp.sp_len, &wrap);
-               if (write(pfd, buf, sp.sp_len) != sp.sp_len)
-                       err(1, "write packet");
-               if (wrap)
-                       bonus = 0;
-       }
-
-       return 0;
-}



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