/*
* Read an array of N counters in kernel memory into array of N uint64_t's.
*/
int
kread_counters(u_long addr, void *buf, size_t size)
{
uint64_t *c;
u_long *counters;
size_t i, n;
if (kvmd_init() < 0)
return (-1);
if (size % sizeof(uint64_t) != 0) {
xo_warnx("kread_counters: invalid counter set size");
return (-1);
}
n = size / sizeof(uint64_t);
if ((counters = malloc(n * sizeof(u_long))) == NULL)
xo_err(-1, "malloc");
if (kread(addr, counters, n * sizeof(u_long)) < 0) {
free(counters);
return (-1);
}
c = buf;
for (i = 0; i < n; i++)
c[i] = kvm_counter_u64_fetch(kvmd, counters[i]);
free(counters);
return (0);
}
/*
* Process a file to set standard arp entries
*/
static int
file(char *name)
{
FILE *fp;
int i, retval;
char line[100], arg[5][50], *args[5], *p;
if ((fp = fopen(name, "r")) == NULL)
xo_err(1, "cannot open %s", name);
args[0] = &arg[0][0];
args[1] = &arg[1][0];
args[2] = &arg[2][0];
args[3] = &arg[3][0];
args[4] = &arg[4][0];
retval = 0;
while(fgets(line, sizeof(line), fp) != NULL) {
if ((p = strchr(line, '#')) != NULL)
*p = '\0';
for (p = line; isblank(*p); p++);
if (*p == '\n' || *p == '\0')
continue;
i = sscanf(p, "%49s %49s %49s %49s %49s", arg[0], arg[1],
arg[2], arg[3], arg[4]);
if (i < 2) {
xo_warnx("bad line: %s", line);
retval = 1;
continue;
}
if (set(i, args))
retval = 1;
}
fclose(fp);
return (retval);
}
/*
* Make a pass over the file system info in ``mntbuf'' filtering out
* file system types not in vfslist and possibly re-stating to get
* current (not cached) info. Returns the new count of valid statfs bufs.
*/
static size_t
regetmntinfo(struct statfs **mntbufp, long mntsize, const char **vfslist)
{
int error, i, j;
struct statfs *mntbuf;
if (vfslist == NULL)
return (nflag ? mntsize : getmntinfo(mntbufp, MNT_WAIT));
mntbuf = *mntbufp;
for (j = 0, i = 0; i < mntsize; i++) {
if (checkvfsname(mntbuf[i].f_fstypename, vfslist))
continue;
/*
* XXX statfs(2) can fail for various reasons. It may be
* possible that the user does not have access to the
* pathname, if this happens, we will fall back on
* "stale" filesystem statistics.
*/
error = statfs(mntbuf[i].f_mntonname, &mntbuf[j]);
if (nflag || error < 0)
if (i != j) {
if (error < 0)
xo_warnx("%s stats possibly stale",
mntbuf[i].f_mntonname);
mntbuf[j] = mntbuf[i];
}
j++;
}
return (j);
}
void
parsecolors(const char *cs)
{
int i;
int j;
size_t len;
char c[2];
short legacy_warn = 0;
if (cs == NULL)
cs = ""; /* LSCOLORS not set */
len = strlen(cs);
for (i = 0; i < (int)C_NUMCOLORS; i++) {
colors[i].bold = 0;
if (len <= 2 * (size_t)i) {
c[0] = defcolors[2 * i];
c[1] = defcolors[2 * i + 1];
} else {
c[0] = cs[2 * i];
c[1] = cs[2 * i + 1];
}
for (j = 0; j < 2; j++) {
/* Legacy colours used 0-7 */
if (c[j] >= '0' && c[j] <= '7') {
colors[i].num[j] = c[j] - '0';
if (!legacy_warn) {
xo_warnx("LSCOLORS should use "
"characters a-h instead of 0-9 ("
"see the manual page)");
}
legacy_warn = 1;
} else if (c[j] >= 'a' && c[j] <= 'h')
colors[i].num[j] = c[j] - 'a';
else if (c[j] >= 'A' && c[j] <= 'H') {
colors[i].num[j] = c[j] - 'A';
colors[i].bold = 1;
} else if (tolower((unsigned char)c[j]) == 'x')
colors[i].num[j] = -1;
else {
xo_warnx("invalid character '%c' in LSCOLORS"
" env var", c[j]);
colors[i].num[j] = -1;
}
}
}
}
/*
* Read kernel memory, return 0 on success.
*/
int
kread(u_long addr, void *buf, size_t size)
{
if (kvmd_init() < 0)
return (-1);
if (!buf)
return (0);
if (kvm_read(kvmd, addr, buf, size) != (ssize_t)size) {
xo_warnx("%s", kvm_geterr(kvmd));
return (-1);
}
return (0);
}
static int
kvmd_init(void)
{
char errbuf[_POSIX2_LINE_MAX];
if (kvmd != NULL)
return (0);
kvmd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, errbuf);
setgid(getgid());
if (kvmd == NULL) {
xo_warnx("kvm not available: %s", errbuf);
return (-1);
}
return (0);
}
/*
* Given a hostname, fills up a (static) struct sockaddr_in with
* the address of the host and returns a pointer to the
* structure.
*/
static struct sockaddr_in *
getaddr(char *host)
{
struct hostent *hp;
static struct sockaddr_in reply;
bzero(&reply, sizeof(reply));
reply.sin_len = sizeof(reply);
reply.sin_family = AF_INET;
reply.sin_addr.s_addr = inet_addr(host);
if (reply.sin_addr.s_addr == INADDR_NONE) {
if (!(hp = gethostbyname(host))) {
xo_warnx("%s: %s", host, hstrerror(h_errno));
return (NULL);
}
bcopy((char *)hp->h_addr, (char *)&reply.sin_addr,
sizeof reply.sin_addr);
}
return (&reply);
}
static int
pcblist_sysctl(int proto, const char *name, char **bufp)
{
const char *mibvar;
char *buf;
size_t len;
switch (proto) {
case IPPROTO_TCP:
mibvar = "net.inet.tcp.pcblist";
break;
case IPPROTO_UDP:
mibvar = "net.inet.udp.pcblist";
break;
case IPPROTO_DIVERT:
mibvar = "net.inet.divert.pcblist";
break;
default:
mibvar = "net.inet.raw.pcblist";
break;
}
if (strncmp(name, "sdp", 3) == 0)
mibvar = "net.inet.sdp.pcblist";
len = 0;
if (sysctlbyname(mibvar, 0, &len, 0, 0) < 0) {
if (errno != ENOENT)
xo_warn("sysctl: %s", mibvar);
return (0);
}
if ((buf = malloc(len)) == NULL) {
xo_warnx("malloc %lu bytes", (u_long)len);
return (0);
}
if (sysctlbyname(mibvar, buf, &len, 0, 0) < 0) {
xo_warn("sysctl: %s", mibvar);
free(buf);
return (0);
}
*bufp = buf;
return (1);
}
/*
* Dump IGMP statistics structure.
*/
void
igmp_stats(u_long off, const char *name, int af1 __unused, int proto __unused)
{
struct igmpstat igmpstat;
if (fetch_stats("net.inet.igmp.stats", 0, &igmpstat,
sizeof(igmpstat), kread) != 0)
return;
if (igmpstat.igps_version != IGPS_VERSION_3) {
xo_warnx("%s: version mismatch (%d != %d)", __func__,
igmpstat.igps_version, IGPS_VERSION_3);
}
if (igmpstat.igps_len != IGPS_VERSION3_LEN) {
xo_warnx("%s: size mismatch (%d != %d)", __func__,
igmpstat.igps_len, IGPS_VERSION3_LEN);
}
xo_open_container(name);
xo_emit("{T:/%s}:\n", name);
#define p64(f, m) if (igmpstat.f || sflag <= 1) \
xo_emit(m, (uintmax_t) igmpstat.f, plural(igmpstat.f))
#define py64(f, m) if (igmpstat.f || sflag <= 1) \
xo_emit(m, (uintmax_t) igmpstat.f, pluralies(igmpstat.f))
p64(igps_rcv_total, "\t{:received-messages/%ju} "
"{N:/message%s received}\n");
p64(igps_rcv_tooshort, "\t{:dropped-too-short/%ju} "
"{N:/message%s received with too few bytes}\n");
p64(igps_rcv_badttl, "\t{:dropped-wrong-ttl/%ju} "
"{N:/message%s received with wrong TTL}\n");
p64(igps_rcv_badsum, "\t{:dropped-bad-checksum/%ju} "
"{N:/message%s received with bad checksum}\n");
py64(igps_rcv_v1v2_queries, "\t{:received-membership-queries/%ju} "
"{N:/V1\\/V2 membership quer%s received}\n");
py64(igps_rcv_v3_queries, "\t{:received-v3-membership-queries/%ju} "
"{N:/V3 membership quer%s received}\n");
py64(igps_rcv_badqueries, "\t{:dropped-membership-queries/%ju} "
"{N:/membership quer%s received with invalid field(s)}\n");
py64(igps_rcv_gen_queries, "\t{:received-general-queries/%ju} "
"{N:/general quer%s received}\n");
py64(igps_rcv_group_queries, "\t{:received-group-queries/%ju} "
"{N:/group quer%s received}\n");
py64(igps_rcv_gsr_queries, "\t{:received-group-source-queries/%ju} "
"{N:/group-source quer%s received}\n");
py64(igps_drop_gsr_queries, "\t{:dropped-group-source-queries/%ju} "
"{N:/group-source quer%s dropped}\n");
p64(igps_rcv_reports, "\t{:received-membership-requests/%ju} "
"{N:/membership report%s received}\n");
p64(igps_rcv_badreports, "\t{:dropped-membership-reports/%ju} "
"{N:/membership report%s received with invalid field(s)}\n");
p64(igps_rcv_ourreports, "\t"
"{:received-membership-reports-matching/%ju} "
"{N:/membership report%s received for groups to which we belong}"
"\n");
p64(igps_rcv_nora, "\t{:received-v3-reports-no-router-alert/%ju} "
"{N:/V3 report%s received without Router Alert}\n");
p64(igps_snd_reports, "\t{:sent-membership-reports/%ju} "
"{N:/membership report%s sent}\n");
#undef p64
#undef py64
xo_close_container(name);
}
/*
* Display() takes a linked list of FTSENT structures and passes the list
* along with any other necessary information to the print function. P
* points to the parent directory of the display list.
*/
static void
display(const FTSENT *p, FTSENT *list, int options)
{
struct stat *sp;
DISPLAY d;
FTSENT *cur;
NAMES *np;
off_t maxsize;
long maxblock;
uintmax_t maxinode;
u_long btotal, labelstrlen, maxlen, maxnlink;
u_long maxlabelstr;
u_int sizelen;
int maxflags;
gid_t maxgroup;
uid_t maxuser;
size_t flen, ulen, glen;
char *initmax;
int entries, needstats;
const char *user, *group;
char *flags, *labelstr = NULL;
char ngroup[STRBUF_SIZEOF(uid_t) + 1];
char nuser[STRBUF_SIZEOF(gid_t) + 1];
needstats = f_inode || f_longform || f_size;
flen = 0;
btotal = 0;
initmax = getenv("LS_COLWIDTHS");
/* Fields match -lios order. New ones should be added at the end. */
maxlabelstr = maxblock = maxlen = maxnlink = 0;
maxuser = maxgroup = maxflags = maxsize = 0;
maxinode = 0;
if (initmax != NULL && *initmax != '\0') {
char *initmax2, *jinitmax;
int ninitmax;
/* Fill-in "::" as "0:0:0" for the sake of scanf. */
jinitmax = malloc(strlen(initmax) * 2 + 2);
if (jinitmax == NULL)
xo_err(1, "malloc");
initmax2 = jinitmax;
if (*initmax == ':')
strcpy(initmax2, "0:"), initmax2 += 2;
else
*initmax2++ = *initmax, *initmax2 = '\0';
for (initmax++; *initmax != '\0'; initmax++) {
if (initmax[-1] == ':' && initmax[0] == ':') {
*initmax2++ = '0';
*initmax2++ = initmax[0];
initmax2[1] = '\0';
} else {
*initmax2++ = initmax[0];
initmax2[1] = '\0';
}
}
if (initmax2[-1] == ':')
strcpy(initmax2, "0");
ninitmax = sscanf(jinitmax,
" %ju : %ld : %lu : %u : %u : %i : %jd : %lu : %lu ",
&maxinode, &maxblock, &maxnlink, &maxuser,
&maxgroup, &maxflags, &maxsize, &maxlen, &maxlabelstr);
f_notabs = 1;
switch (ninitmax) {
case 0:
maxinode = 0;
/* FALLTHROUGH */
case 1:
maxblock = 0;
/* FALLTHROUGH */
case 2:
maxnlink = 0;
/* FALLTHROUGH */
case 3:
maxuser = 0;
/* FALLTHROUGH */
case 4:
maxgroup = 0;
/* FALLTHROUGH */
case 5:
maxflags = 0;
/* FALLTHROUGH */
case 6:
maxsize = 0;
/* FALLTHROUGH */
case 7:
maxlen = 0;
/* FALLTHROUGH */
case 8:
maxlabelstr = 0;
/* FALLTHROUGH */
#ifdef COLORLS
if (!f_color)
#endif
f_notabs = 0;
/* FALLTHROUGH */
default:
break;
}
MAKENINES(maxinode);
MAKENINES(maxblock);
MAKENINES(maxnlink);
MAKENINES(maxsize);
free(jinitmax);
}
d.s_size = 0;
sizelen = 0;
flags = NULL;
for (cur = list, entries = 0; cur; cur = cur->fts_link) {
if (cur->fts_info == FTS_ERR || cur->fts_info == FTS_NS) {
xo_warnx("%s: %s",
cur->fts_name, strerror(cur->fts_errno));
cur->fts_number = NO_PRINT;
rval = 1;
continue;
}
/*
* P is NULL if list is the argv list, to which different rules
* apply.
*/
if (p == NULL) {
/* Directories will be displayed later. */
if (cur->fts_info == FTS_D && !f_listdir) {
cur->fts_number = NO_PRINT;
continue;
}
} else {
/* Only display dot file if -a/-A set. */
if (cur->fts_name[0] == '.' && !f_listdot) {
cur->fts_number = NO_PRINT;
continue;
}
}
if (cur->fts_namelen > maxlen)
maxlen = cur->fts_namelen;
if (f_octal || f_octal_escape) {
u_long t = len_octal(cur->fts_name, cur->fts_namelen);
if (t > maxlen)
maxlen = t;
}
if (needstats) {
sp = cur->fts_statp;
if (sp->st_blocks > maxblock)
maxblock = sp->st_blocks;
if (sp->st_ino > maxinode)
maxinode = sp->st_ino;
if (sp->st_nlink > maxnlink)
maxnlink = sp->st_nlink;
if (sp->st_size > maxsize)
maxsize = sp->st_size;
btotal += sp->st_blocks;
if (f_longform) {
if (f_numericonly) {
(void)snprintf(nuser, sizeof(nuser),
"%u", sp->st_uid);
(void)snprintf(ngroup, sizeof(ngroup),
"%u", sp->st_gid);
user = nuser;
group = ngroup;
} else {
user = user_from_uid(sp->st_uid, 0);
group = group_from_gid(sp->st_gid, 0);
}
if ((ulen = strlen(user)) > maxuser)
maxuser = ulen;
if ((glen = strlen(group)) > maxgroup)
maxgroup = glen;
if (f_flags) {
flags = fflagstostr(sp->st_flags);
if (flags != NULL && *flags == '\0') {
free(flags);
flags = strdup("-");
}
if (flags == NULL)
xo_err(1, "fflagstostr");
flen = strlen(flags);
if (flen > (size_t)maxflags)
maxflags = flen;
} else
flen = 0;
labelstr = NULL;
if (f_label) {
char name[PATH_MAX + 1];
mac_t label;
int error;
error = mac_prepare_file_label(&label);
if (error == -1) {
xo_warn("MAC label for %s/%s",
cur->fts_parent->fts_path,
cur->fts_name);
goto label_out;
}
if (cur->fts_level == FTS_ROOTLEVEL)
snprintf(name, sizeof(name),
"%s", cur->fts_name);
else
snprintf(name, sizeof(name),
"%s/%s", cur->fts_parent->
fts_accpath, cur->fts_name);
if (options & FTS_LOGICAL)
error = mac_get_file(name,
label);
else
error = mac_get_link(name,
label);
if (error == -1) {
xo_warn("MAC label for %s/%s",
cur->fts_parent->fts_path,
cur->fts_name);
mac_free(label);
goto label_out;
}
error = mac_to_text(label,
&labelstr);
if (error == -1) {
xo_warn("MAC label for %s/%s",
cur->fts_parent->fts_path,
cur->fts_name);
mac_free(label);
goto label_out;
}
mac_free(label);
label_out:
if (labelstr == NULL)
labelstr = strdup("-");
labelstrlen = strlen(labelstr);
if (labelstrlen > maxlabelstr)
maxlabelstr = labelstrlen;
} else
labelstrlen = 0;
if ((np = malloc(sizeof(NAMES) + labelstrlen +
ulen + glen + flen + 4)) == NULL)
xo_err(1, "malloc");
np->user = &np->data[0];
(void)strcpy(np->user, user);
np->group = &np->data[ulen + 1];
(void)strcpy(np->group, group);
if (S_ISCHR(sp->st_mode) ||
S_ISBLK(sp->st_mode)) {
sizelen = snprintf(NULL, 0,
"%#jx", (uintmax_t)sp->st_rdev);
if (d.s_size < sizelen)
d.s_size = sizelen;
}
if (f_flags) {
np->flags = &np->data[ulen + glen + 2];
(void)strcpy(np->flags, flags);
free(flags);
}
if (f_label) {
np->label = &np->data[ulen + glen + 2
+ (f_flags ? flen + 1 : 0)];
(void)strcpy(np->label, labelstr);
free(labelstr);
}
cur->fts_pointer = np;
}
}
++entries;
}
/*
* If there are no entries to display, we normally stop right
* here. However, we must continue if we have to display the
* total block count. In this case, we display the total only
* on the second (p != NULL) pass.
*/
if (!entries && (!(f_longform || f_size) || p == NULL))
return;
d.list = list;
d.entries = entries;
d.maxlen = maxlen;
if (needstats) {
d.btotal = btotal;
d.s_block = snprintf(NULL, 0, "%lu", howmany(maxblock, blocksize));
d.s_flags = maxflags;
d.s_label = maxlabelstr;
d.s_group = maxgroup;
d.s_inode = snprintf(NULL, 0, "%ju", maxinode);
d.s_nlink = snprintf(NULL, 0, "%lu", maxnlink);
sizelen = f_humanval ? HUMANVALSTR_LEN :
snprintf(NULL, 0, "%ju", maxsize);
if (d.s_size < sizelen)
d.s_size = sizelen;
d.s_user = maxuser;
}
if (f_thousands) /* make space for commas */
d.s_size += (d.s_size - 1) / 3;
printfcn(&d);
output = 1;
if (f_longform)
for (cur = list; cur; cur = cur->fts_link)
free(cur->fts_pointer);
}
/*
* Traverse() walks the logical directory structure specified by the argv list
* in the order specified by the mastercmp() comparison function. During the
* traversal it passes linked lists of structures to display() which represent
* a superset (may be exact set) of the files to be displayed.
*/
static void
traverse(int argc, char *argv[], int options)
{
FTS *ftsp;
FTSENT *p, *chp;
int ch_options;
int first = 1;
if ((ftsp =
fts_open(argv, options, f_nosort ? NULL : mastercmp)) == NULL)
xo_err(1, "fts_open");
/*
* We ignore errors from fts_children here since they will be
* replicated and signalled on the next call to fts_read() below.
*/
chp = fts_children(ftsp, 0);
if (chp != NULL)
display(NULL, chp, options);
if (f_listdir)
return;
/*
* If not recursing down this tree and don't need stat info, just get
* the names.
*/
ch_options = !f_recursive && !f_label &&
options & FTS_NOSTAT ? FTS_NAMEONLY : 0;
while ((p = fts_read(ftsp)) != NULL)
switch (p->fts_info) {
case FTS_DC:
xo_warnx("%s: directory causes a cycle", p->fts_name);
break;
case FTS_DNR:
case FTS_ERR:
xo_warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
rval = 1;
break;
case FTS_D:
if (p->fts_level != FTS_ROOTLEVEL &&
p->fts_name[0] == '.' && !f_listdot)
break;
if (first) {
first = 0;
xo_open_list("directory");
}
xo_open_instance("directory");
/*
* If already output something, put out a newline as
* a separator. If multiple arguments, precede each
* directory with its name.
*/
if (output) {
xo_emit("\n");
(void)printname("path", p->fts_path);
xo_emit(":\n");
} else if (argc > 1) {
(void)printname("path", p->fts_path);
xo_emit(":\n");
output = 1;
}
chp = fts_children(ftsp, ch_options);
display(p, chp, options);
xo_close_instance("directory");
if (!f_recursive && chp != NULL)
(void)fts_set(ftsp, p, FTS_SKIP);
break;
default:
break;
}
if (!first)
xo_close_list("directory");
if (errno)
xo_err(1, "fts_read");
}
int
main(int argc, char *argv[])
{
static char dot[] = ".", *dotav[] = {dot, NULL};
struct winsize win;
int ch, fts_options, notused;
char *p;
const char *errstr = NULL;
#ifdef COLORLS
char termcapbuf[1024]; /* termcap definition buffer */
char tcapbuf[512]; /* capability buffer */
char *bp = tcapbuf;
#endif
(void)setlocale(LC_ALL, "");
/* Terminal defaults to -Cq, non-terminal defaults to -1. */
if (isatty(STDOUT_FILENO)) {
termwidth = 80;
if ((p = getenv("COLUMNS")) != NULL && *p != '\0')
termwidth = strtonum(p, 0, INT_MAX, &errstr);
else if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &win) != -1 &&
win.ws_col > 0)
termwidth = win.ws_col;
f_nonprint = 1;
} else {
f_singlecol = 1;
/* retrieve environment variable, in case of explicit -C */
p = getenv("COLUMNS");
if (p)
termwidth = strtonum(p, 0, INT_MAX, &errstr);
}
if (errstr)
termwidth = 80;
fts_options = FTS_PHYSICAL;
if (getenv("LS_SAMESORT"))
f_samesort = 1;
argc = xo_parse_args(argc, argv);
if (argc < 0)
return (1);
xo_set_flags(NULL, XOF_COLUMNS);
xo_set_version(LS_XO_VERSION);
while ((ch = getopt(argc, argv,
"1ABCD:FGHILPRSTUWXZabcdfghiklmnopqrstuwxy,")) != -1) {
switch (ch) {
/*
* The -1, -C, -x and -l options all override each other so
* shell aliasing works right.
*/
case '1':
f_singlecol = 1;
f_longform = 0;
f_stream = 0;
break;
case 'C':
f_sortacross = f_longform = f_singlecol = 0;
break;
case 'l':
f_longform = 1;
f_singlecol = 0;
f_stream = 0;
break;
case 'x':
f_sortacross = 1;
f_longform = 0;
f_singlecol = 0;
break;
/* The -c, -u, and -U options override each other. */
case 'c':
f_statustime = 1;
f_accesstime = 0;
f_birthtime = 0;
break;
case 'u':
f_accesstime = 1;
f_statustime = 0;
f_birthtime = 0;
break;
case 'U':
f_birthtime = 1;
f_accesstime = 0;
f_statustime = 0;
break;
case 'f':
f_nosort = 1;
/* FALLTHROUGH */
case 'a':
fts_options |= FTS_SEEDOT;
/* FALLTHROUGH */
case 'A':
f_listdot = 1;
break;
/* The -t and -S options override each other. */
case 'S':
f_sizesort = 1;
f_timesort = 0;
break;
case 't':
f_timesort = 1;
f_sizesort = 0;
break;
/* Other flags. Please keep alphabetic. */
case ',':
f_thousands = 1;
break;
case 'B':
f_nonprint = 0;
f_octal = 1;
f_octal_escape = 0;
break;
case 'D':
f_timeformat = optarg;
break;
case 'F':
f_type = 1;
f_slash = 0;
break;
case 'G':
setenv("CLICOLOR", "", 1);
break;
case 'H':
fts_options |= FTS_COMFOLLOW;
f_nofollow = 0;
break;
case 'I':
f_noautodot = 1;
break;
case 'L':
fts_options &= ~FTS_PHYSICAL;
fts_options |= FTS_LOGICAL;
f_nofollow = 0;
break;
case 'P':
fts_options &= ~FTS_COMFOLLOW;
fts_options &= ~FTS_LOGICAL;
fts_options |= FTS_PHYSICAL;
f_nofollow = 1;
break;
case 'R':
f_recursive = 1;
break;
case 'T':
f_sectime = 1;
break;
case 'W':
f_whiteout = 1;
break;
case 'Z':
f_label = 1;
break;
case 'b':
f_nonprint = 0;
f_octal = 0;
f_octal_escape = 1;
break;
/* The -d option turns off the -R option. */
case 'd':
f_listdir = 1;
f_recursive = 0;
break;
case 'g': /* Compatibility with 4.3BSD. */
break;
case 'h':
f_humanval = 1;
break;
case 'i':
f_inode = 1;
break;
case 'k':
f_humanval = 0;
f_kblocks = 1;
break;
case 'm':
f_stream = 1;
f_singlecol = 0;
f_longform = 0;
break;
case 'n':
f_numericonly = 1;
break;
case 'o':
f_flags = 1;
break;
case 'p':
f_slash = 1;
f_type = 1;
break;
case 'q':
f_nonprint = 1;
f_octal = 0;
f_octal_escape = 0;
break;
case 'r':
f_reversesort = 1;
break;
case 's':
f_size = 1;
break;
case 'w':
f_nonprint = 0;
f_octal = 0;
f_octal_escape = 0;
break;
case 'y':
f_samesort = 1;
break;
default:
case '?':
usage();
}
}
argc -= optind;
argv += optind;
/* Root is -A automatically unless -I. */
if (!f_listdot && getuid() == (uid_t)0 && !f_noautodot)
f_listdot = 1;
/* Enabling of colours is conditional on the environment. */
if (getenv("CLICOLOR") &&
(isatty(STDOUT_FILENO) || getenv("CLICOLOR_FORCE")))
#ifdef COLORLS
if (tgetent(termcapbuf, getenv("TERM")) == 1) {
ansi_fgcol = tgetstr("AF", &bp);
ansi_bgcol = tgetstr("AB", &bp);
attrs_off = tgetstr("me", &bp);
enter_bold = tgetstr("md", &bp);
/* To switch colours off use 'op' if
* available, otherwise use 'oc', or
* don't do colours at all. */
ansi_coloff = tgetstr("op", &bp);
if (!ansi_coloff)
ansi_coloff = tgetstr("oc", &bp);
if (ansi_fgcol && ansi_bgcol && ansi_coloff)
f_color = 1;
}
#else
xo_warnx("color support not compiled in");
#endif /*COLORLS*/
#ifdef COLORLS
if (f_color) {
/*
* We can't put tabs and color sequences together:
* column number will be incremented incorrectly
* for "stty oxtabs" mode.
*/
f_notabs = 1;
(void)signal(SIGINT, colorquit);
(void)signal(SIGQUIT, colorquit);
parsecolors(getenv("LSCOLORS"));
}
#endif
/*
* If not -F, -i, -l, -s, -S or -t options, don't require stat
* information, unless in color mode in which case we do
* need this to determine which colors to display.
*/
if (!f_inode && !f_longform && !f_size && !f_timesort &&
!f_sizesort && !f_type
#ifdef COLORLS
&& !f_color
#endif
)
fts_options |= FTS_NOSTAT;
/*
* If not -F, -P, -d or -l options, follow any symbolic links listed on
* the command line, unless in color mode in which case we need to
* distinguish file type for a symbolic link itself and its target.
*/
if (!f_nofollow && !f_longform && !f_listdir && (!f_type || f_slash)
#ifdef COLORLS
&& !f_color
#endif
)
fts_options |= FTS_COMFOLLOW;
/*
* If -W, show whiteout entries
*/
#ifdef FTS_WHITEOUT
if (f_whiteout)
fts_options |= FTS_WHITEOUT;
#endif
/* If -i, -l or -s, figure out block size. */
if (f_inode || f_longform || f_size) {
if (f_kblocks)
blocksize = 2;
else {
(void)getbsize(¬used, &blocksize);
blocksize /= 512;
}
}
/* Select a sort function. */
if (f_reversesort) {
if (!f_timesort && !f_sizesort)
sortfcn = revnamecmp;
else if (f_sizesort)
sortfcn = revsizecmp;
else if (f_accesstime)
sortfcn = revacccmp;
else if (f_birthtime)
sortfcn = revbirthcmp;
else if (f_statustime)
sortfcn = revstatcmp;
else /* Use modification time. */
sortfcn = revmodcmp;
} else {
if (!f_timesort && !f_sizesort)
sortfcn = namecmp;
else if (f_sizesort)
sortfcn = sizecmp;
else if (f_accesstime)
sortfcn = acccmp;
else if (f_birthtime)
sortfcn = birthcmp;
else if (f_statustime)
sortfcn = statcmp;
else /* Use modification time. */
sortfcn = modcmp;
}
/* Select a print function. */
if (f_singlecol)
printfcn = printscol;
else if (f_longform)
printfcn = printlong;
else if (f_stream)
printfcn = printstream;
else
printfcn = printcol;
xo_open_container("file-information");
if (argc)
traverse(argc, argv, fts_options);
else
traverse(1, dotav, fts_options);
xo_close_container("file-information");
xo_finish();
exit(rval);
}
void
bpf_stats(char *ifname)
{
struct xbpf_d *d, *bd, zerostat;
char *pname, flagbuf[12];
size_t size;
if (zflag) {
bzero(&zerostat, sizeof(zerostat));
if (sysctlbyname("net.bpf.stats", NULL, NULL,
&zerostat, sizeof(zerostat)) < 0)
xo_warn("failed to zero bpf counters");
return;
}
if (sysctlbyname("net.bpf.stats", NULL, &size,
NULL, 0) < 0) {
xo_warn("net.bpf.stats");
return;
}
if (size == 0)
return;
bd = malloc(size);
if (bd == NULL) {
xo_warn("malloc failed");
return;
}
if (sysctlbyname("net.bpf.stats", bd, &size,
NULL, 0) < 0) {
xo_warn("net.bpf.stats");
free(bd);
return;
}
xo_emit("{T:/%5s} {T:/%6s} {T:/%7s} {T:/%9s} {T:/%9s} {T:/%9s} "
"{T:/%5s} {T:/%5s} {T:/%s}\n",
"Pid", "Netif", "Flags", "Recv", "Drop", "Match",
"Sblen", "Hblen", "Command");
xo_open_container("bpf-statistics");
xo_open_list("bpf-entry");
for (d = &bd[0]; d < &bd[size / sizeof(*d)]; d++) {
if (d->bd_structsize != sizeof(*d)) {
xo_warnx("bpf_stats_extended: version mismatch");
return;
}
if (ifname && strcmp(ifname, d->bd_ifname) != 0)
continue;
xo_open_instance("bpf-entry");
pname = bpf_pidname(d->bd_pid);
xo_emit("{k:pid/%5d} {k:interface-name/%6s} ",
d->bd_pid, d->bd_ifname);
bpf_flags(d, flagbuf);
xo_emit("{d:flags/%7s} {:received-packets/%9ju} "
"{:dropped-packets/%9ju} {:filter-packets/%9ju} "
"{:store-buffer-length/%5d} {:hold-buffer-length/%5d} "
"{:process/%s}\n",
flagbuf, (uintmax_t)d->bd_rcount, (uintmax_t)d->bd_dcount,
(uintmax_t)d->bd_fcount, d->bd_slen, d->bd_hlen, pname);
free(pname);
xo_close_instance("bpf-entry");
}
xo_close_list("bpf-entry");
xo_close_container("bpf-statistics");
free(bd);
}
static void
sctp_process_tcb(struct xsctp_tcb *xstcb,
char *buf, const size_t buflen, size_t *offset, int *indent)
{
int i, xl_total = 0, xr_total = 0, x_max;
struct xsctp_raddr *xraddr;
struct xsctp_laddr *xladdr;
struct xladdr_entry *prev_xl = NULL, *xl = NULL, *xl_tmp;
struct xraddr_entry *prev_xr = NULL, *xr = NULL, *xr_tmp;
LIST_INIT(&xladdr_head);
LIST_INIT(&xraddr_head);
/*
* Make `struct xladdr_list' list and `struct xraddr_list' list
* to handle the address flexibly.
*/
while (*offset < buflen) {
xladdr = (struct xsctp_laddr *)(buf + *offset);
*offset += sizeof(struct xsctp_laddr);
if (xladdr->last == 1)
break;
prev_xl = xl;
xl = malloc(sizeof(struct xladdr_entry));
if (xl == NULL) {
xo_warnx("malloc %lu bytes",
(u_long)sizeof(struct xladdr_entry));
goto out;
}
xl->xladdr = xladdr;
if (prev_xl == NULL)
LIST_INSERT_HEAD(&xladdr_head, xl, xladdr_entries);
else
LIST_INSERT_AFTER(prev_xl, xl, xladdr_entries);
xl_total++;
}
while (*offset < buflen) {
xraddr = (struct xsctp_raddr *)(buf + *offset);
*offset += sizeof(struct xsctp_raddr);
if (xraddr->last == 1)
break;
prev_xr = xr;
xr = malloc(sizeof(struct xraddr_entry));
if (xr == NULL) {
xo_warnx("malloc %lu bytes",
(u_long)sizeof(struct xraddr_entry));
goto out;
}
xr->xraddr = xraddr;
if (prev_xr == NULL)
LIST_INSERT_HEAD(&xraddr_head, xr, xraddr_entries);
else
LIST_INSERT_AFTER(prev_xr, xr, xraddr_entries);
xr_total++;
}
/*
* Let's print the address infos.
*/
xo_open_list("address");
xl = LIST_FIRST(&xladdr_head);
xr = LIST_FIRST(&xraddr_head);
x_max = MAX(xl_total, xr_total);
for (i = 0; i < x_max; i++) {
xo_open_instance("address");
if (((*indent == 0) && i > 0) || *indent > 0)
xo_emit("{P:/%-12s} ", " ");
if (xl != NULL) {
sctp_print_address("local", &(xl->xladdr->address),
htons(xstcb->local_port), numeric_port);
} else {
if (Wflag) {
xo_emit("{P:/%-45s} ", " ");
} else {
xo_emit("{P:/%-22s} ", " ");
}
}
if (xr != NULL && !Lflag) {
sctp_print_address("remote", &(xr->xraddr->address),
htons(xstcb->remote_port), numeric_port);
}
if (xl != NULL)
xl = LIST_NEXT(xl, xladdr_entries);
if (xr != NULL)
xr = LIST_NEXT(xr, xraddr_entries);
if (i == 0 && !Lflag)
sctp_statesprint(xstcb->state);
if (i < x_max)
xo_emit("\n");
xo_close_instance("address");
}
out:
/*
* Free the list which be used to handle the address.
*/
xl = LIST_FIRST(&xladdr_head);
while (xl != NULL) {
xl_tmp = LIST_NEXT(xl, xladdr_entries);
free(xl);
xl = xl_tmp;
}
xr = LIST_FIRST(&xraddr_head);
while (xr != NULL) {
xr_tmp = LIST_NEXT(xr, xraddr_entries);
free(xr);
xr = xr_tmp;
}
}
/*
* Set an individual arp entry
*/
static int
set(int argc, char **argv)
{
struct sockaddr_in *addr;
struct sockaddr_in *dst; /* what are we looking for */
struct sockaddr_dl *sdl;
struct rt_msghdr *rtm;
struct ether_addr *ea;
char *host = argv[0], *eaddr = argv[1];
struct sockaddr_dl sdl_m;
argc -= 2;
argv += 2;
bzero(&sdl_m, sizeof(sdl_m));
sdl_m.sdl_len = sizeof(sdl_m);
sdl_m.sdl_family = AF_LINK;
dst = getaddr(host);
if (dst == NULL)
return (1);
doing_proxy = flags = expire_time = 0;
while (argc-- > 0) {
if (strcmp(argv[0], "temp") == 0) {
struct timespec tp;
int max_age;
size_t len = sizeof(max_age);
clock_gettime(CLOCK_MONOTONIC, &tp);
if (sysctlbyname("net.link.ether.inet.max_age",
&max_age, &len, NULL, 0) != 0)
xo_err(1, "sysctlbyname");
expire_time = tp.tv_sec + max_age;
} else if (strcmp(argv[0], "pub") == 0) {
flags |= RTF_ANNOUNCE;
doing_proxy = 1;
if (argc && strcmp(argv[1], "only") == 0) {
/*
* Compatibility: in pre FreeBSD 8 times
* the "only" keyword used to mean that
* an ARP entry should be announced, but
* not installed into routing table.
*/
argc--; argv++;
}
} else if (strcmp(argv[0], "blackhole") == 0) {
if (flags & RTF_REJECT) {
xo_errx(1, "Choose one of blackhole or reject, "
"not both.");
}
flags |= RTF_BLACKHOLE;
} else if (strcmp(argv[0], "reject") == 0) {
if (flags & RTF_BLACKHOLE) {
xo_errx(1, "Choose one of blackhole or reject, "
"not both.");
}
flags |= RTF_REJECT;
} else {
xo_warnx("Invalid parameter '%s'", argv[0]);
usage();
}
argv++;
}
ea = (struct ether_addr *)LLADDR(&sdl_m);
if (doing_proxy && !strcmp(eaddr, "auto")) {
if (!get_ether_addr(dst->sin_addr.s_addr, ea)) {
xo_warnx("no interface found for %s",
inet_ntoa(dst->sin_addr));
return (1);
}
sdl_m.sdl_alen = ETHER_ADDR_LEN;
} else {
struct ether_addr *ea1 = ether_aton(eaddr);
if (ea1 == NULL) {
xo_warnx("invalid Ethernet address '%s'", eaddr);
return (1);
} else {
*ea = *ea1;
sdl_m.sdl_alen = ETHER_ADDR_LEN;
}
}
/*
* In the case a proxy-arp entry is being added for
* a remote end point, the RTF_ANNOUNCE flag in the
* RTM_GET command is an indication to the kernel
* routing code that the interface associated with
* the prefix route covering the local end of the
* PPP link should be returned, on which ARP applies.
*/
rtm = rtmsg(RTM_GET, dst, NULL);
if (rtm == NULL) {
xo_warn("%s", host);
return (1);
}
addr = (struct sockaddr_in *)(rtm + 1);
sdl = (struct sockaddr_dl *)(SA_SIZE(addr) + (char *)addr);
if ((sdl->sdl_family != AF_LINK) ||
(rtm->rtm_flags & RTF_GATEWAY) ||
!valid_type(sdl->sdl_type)) {
xo_warnx("cannot intuit interface index and type for %s", host);
return (1);
}
sdl_m.sdl_type = sdl->sdl_type;
sdl_m.sdl_index = sdl->sdl_index;
return (rtmsg(RTM_ADD, dst, &sdl_m) == NULL);
}
