u_char * var_ipfwacc(struct variable *vp,
oid *name,
size_t *length,
int exact,
size_t *var_len,
WriteMethod **write_method)
{
*write_method = 0; /* assume it isnt writable for the time being */
*var_len = sizeof(ret_val); /* assume an integer and change later if not */
if (header_simple_table(vp,name,length,exact,var_len,write_method,readrule(0)))
return (NULL);
if (readrule(name[*length-1])){
/* this is where we do the value assignments for the mib results. */
switch(vp->magic) {
case IPFWACCINDEX:
ret_val = name[*length-1];
return((u_char *) (&ret_val));
case IPFWACCSRCADDR:
atoip(0);
return((u_char *) (&ret_val));
case IPFWACCSRCNM:
atoip(9);
return((u_char *) (&ret_val));
case IPFWACCDSTADDR:
atoip(19);
return((u_char *) (&ret_val));
case IPFWACCDSTNM:
atoip(28);
return((u_char *) (&ret_val));
case IPFWACCVIANAME:
{ int i=37; /* position in the rule */
while (rule[i]!=' '&&i<IPFWRULELEN-1)
i++;
rule[i]=0;
return (rule+37);
}
case IPFWACCVIAADDR:
{ int i=37; /* position in the rule */
while (rule[i]!=' '&&i<IPFWRULELEN-9)
i++;
atoip(i+1);
return((u_char *) (&ret_val));
}
case IPFWACCPROTO:
switch (getflags()&IP_FW_F_KIND){
case IP_FW_F_ALL: ret_val=2; return ((u_char *) (&ret_val));
case IP_FW_F_TCP: ret_val=3; return ((u_char *) (&ret_val));
case IP_FW_F_UDP: ret_val=4; return ((u_char *) (&ret_val));
case IP_FW_F_ICMP: ret_val=5; return ((u_char *) (&ret_val));
default: ret_val=1; return((u_char *) (&ret_val));
}
case IPFWACCBIDIR:
ret_val=((getflags()&IP_FW_F_BIDIR)?2:1);
return ((u_char *) (&ret_val));
case IPFWACCDIR:
ret_val=(getflags()&(IP_FW_F_ACCTIN|IP_FW_F_ACCTOUT));
if (ret_val==IP_FW_F_ACCTIN)
ret_val=2;
else if (ret_val==IP_FW_F_ACCTOUT)
ret_val=3;
else
ret_val=1;
return ((u_char *) (&ret_val));
case IPFWACCBYTES:
getnumeric(4);
return ((u_char *) (&ret_val));
case IPFWACCPACKETS:
getnumeric(3);
return ((u_char *) (&ret_val));
case IPFWACCNSRCPRTS:
getnumeric(1);
return ((u_char *) (&ret_val));
case IPFWACCNDSTPRTS:
getnumeric(2);
return ((u_char *) (&ret_val));
case IPFWACCSRCISRNG:
ret_val=((getflags()&IP_FW_F_SRNG)?1:2);
return ((u_char *) (&ret_val));
case IPFWACCDSTISRNG:
ret_val=((getflags()&IP_FW_F_DRNG)?1:2);
return ((u_char *) (&ret_val));
case IPFWACCPORT1:
case IPFWACCPORT2:
case IPFWACCPORT3:
case IPFWACCPORT4:
case IPFWACCPORT5:
case IPFWACCPORT6:
case IPFWACCPORT7:
case IPFWACCPORT8:
case IPFWACCPORT9:
case IPFWACCPORT10:
getnumeric(5+(vp->magic)-IPFWACCPORT1);
return ((u_char *) (&ret_val));
}
}
return NULL;
}
static int
bin_chown(char *nam, char **args, Options ops, int func)
{
struct chownmagic chm;
char *uspec = ztrdup(*args), *p = uspec;
char *end;
chm.nam = nam;
if(func == BIN_CHGRP) {
chm.uid = -1;
goto dogroup;
}
end = strchr(uspec, ':');
if(!end)
end = strchr(uspec, '.');
if(end == uspec) {
chm.uid = -1;
p++;
goto dogroup;
} else {
struct passwd *pwd;
if(end)
*end = 0;
pwd = getpwnam(p);
if(pwd)
chm.uid = pwd->pw_uid;
else {
int err;
chm.uid = getnumeric(p, &err);
if(err) {
zwarnnam(nam, "%s: no such user", p);
free(uspec);
return 1;
}
}
if(end) {
p = end+1;
if(!*p) {
if(!pwd && !(pwd = getpwuid(chm.uid))) {
zwarnnam(nam, "%s: no such user", uspec);
free(uspec);
return 1;
}
chm.gid = pwd->pw_gid;
} else if(p[0] == ':' && !p[1]) {
chm.gid = -1;
} else {
struct group *grp;
dogroup:
grp = getgrnam(p);
if(grp)
chm.gid = grp->gr_gid;
else {
int err;
chm.gid = getnumeric(p, &err);
if(err) {
zwarnnam(nam, "%s: no such group", p);
free(uspec);
return 1;
}
}
}
} else
chm.gid = -1;
}
free(uspec);
return recursivecmd(nam, 0, OPT_ISSET(ops,'R'), OPT_ISSET(ops,'s'),
args + 1, OPT_ISSET(ops, 'h') ? chown_dolchown : chown_dochown, recurse_donothing,
OPT_ISSET(ops, 'h') ? chown_dolchown : chown_dochown, &chm);
}
