ref: 0c2a74d5309f03f87e24b827bacee0ed58d37202
parent: 0f3953f95405ea694206f6ec41b9fd47358f03cd
parent: 3f52f47b9b698045b3948a9321264390b268b3d8
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sat Nov 18 13:08:53 EST 2023
merge
--- a/sys/man/3/ip
+++ b/sys/man/3/ip
@@ -210,8 +210,8 @@
.IR trampoline (8)
to a different ip stack.
.TP
-.BI remove\ "local mask"
-Remove a local IP address from an interface.
+.BI del\ "local mask"
+Delete a local IP address from an interface.
.TP
.BI mtu\ n
Set the maximum transfer unit for this device to
@@ -271,8 +271,8 @@
.I Media-addr
on this interface as a local address.
.TP
-.BI remmulti\ Media-addr
-Remove the multicast address
+.BI delmulti\ Media-addr
+Delete the multicast address
.I Media-addr
from this interface.
.TP
@@ -310,8 +310,8 @@
.RE
.PD
.TP
-.B remove6
-Remove local IPv6 addresses that have expired ther
+.B del6
+Delete local IPv6 addresses that have expired ther
valid life-time.
.TP
.BI "ra6 " "keyword value ..."
@@ -465,20 +465,20 @@
.B "-"
when unspecified.
.TP
-.BI remove\ "target mask"
+.BI del\ "target mask"
.TP
-.BI remove\ "target mask nexthop"
+.BI del\ "target mask nexthop"
.TP
-.BI remove\ "target mask source smask"
+.BI del\ "target mask source smask"
.TP
-.BI remove\ "target mask nexthop source smask"
+.BI del\ "target mask nexthop source smask"
.TP
-.BI remove\ "target mask nexthop interface source smask"
+.BI del\ "target mask nexthop interface source smask"
.TP
-.BI remove\ "target mask nexthop flags interface source smask"
+.BI del\ "target mask nexthop flags interface source smask"
.TP
-.BI remove\ "target mask nexthop flags tag interface source smask"
-Remove the matching route.
+.BI del\ "target mask nexthop flags tag interface source smask"
+Delete the matching route.
.
.SS "Address resolution
The file
@@ -662,7 +662,7 @@
to receive incoming calls.
.PP
The following control messages are supported:
-.TF "\fLremmulti \fIip\fR"
+.TF "\fLdelmulti \fIip\fR"
.PD
.TP
.BI connect\ ip-address ! port "!r " local
@@ -760,8 +760,8 @@
is present,
use it as the interface's multicast address.
.TP
-.BI remmulti\ ip
-Remove the address
+.BI delmulti\ ip
+Delete the address
.I ip
from this multicast interface.
.PP
--- a/sys/man/8/ipconfig
+++ b/sys/man/8/ipconfig
@@ -100,7 +100,7 @@
The verb (default
.IR add )
determines the action performed. The usual verbs are:
-.TF remove
+.TF del
.TP
.B add
if the device is not bound to the IP stack, bind it.
@@ -107,8 +107,8 @@
Add the given local address, mask, and remote address to the interface.
An interface may have multiple addresses.
.TP
-.B remove
-remove the address from the device interface.
+.B del
+delete the address from the device interface.
.TP
.B unbind
unbind the device interface and all its addresses from the
@@ -253,7 +253,7 @@
.TP
.B u
disable IPv6 duplicate discovery detection,
-which removes any existing ARP table entry for one of our IPv6 addresses
+which deletes any existing ARP table entry for one of our IPv6 addresses
before adding new ones.
.TP
.B f
@@ -309,7 +309,7 @@
If DHCP is requested, a process is forked
off to renew the lease before it
runs out. If the lease does run out, this
-process will remove any configured addresses
+process will delete any configured addresses
from the interface.
.PP
.I Rip
--- a/sys/src/9/ip/arp.c
+++ b/sys/src/9/ip/arp.c
@@ -494,7 +494,6 @@
}
if((ifc = findipifc(fs, ia, ia, Runi)) == nil)
error("no interface");- rlock(ifc);
if(!ipv6local(ifc, ia, 0, ip) || arpenter(fs, V6, ip, mac, n, ia, ifc, 0) < 0){runlock(ifc);
error("destination unreachable");@@ -522,8 +521,6 @@
if((ifc = findipifc(fs, ip, ip, Runi)) == nil)
error("no interface");-
- rlock(ifc);
if(waserror()){runlock(ifc);
nexterror();
--- a/sys/src/9/ip/devip.c
+++ b/sys/src/9/ip/devip.c
@@ -571,7 +571,7 @@
cv->perm = 0660;
while((mp = cv->multi) != nil)
- ipifcremmulti(cv, mp->ma, mp->ia);
+ ipifcdelmulti(cv, mp->ma, mp->ia);
if(cv->p->close != nil)
(*cv->p->close)(cv);
@@ -1210,15 +1210,16 @@
error(Ebadip);
ipifcaddmulti(c, ma, ia);
}
- } else if(strcmp(cb->f[0], "remmulti") == 0){+ } else if (strcmp(cb->f[0], "delmulti") == 0
+ || strcmp(cb->f[0], "remmulti") == 0){if(cb->nf < 2)
- error("remmulti needs interface address");+ error("delmulti needs interface address");if (parseip(ia, cb->f[1]) == -1)
error(Ebadip);
if(ipcmp(c->raddr, IPnoaddr) == 0 || ipismulticast(c->laddr))
- ipifcremmulti(c, c->laddr, ia);
+ ipifcdelmulti(c, c->laddr, ia);
else
- ipifcremmulti(c, c->raddr, ia);
+ ipifcdelmulti(c, c->raddr, ia);
} else if(x->ctl != nil) {p = (*x->ctl)(c, cb->f, cb->nf);
if(p != nil)
--- a/sys/src/9/ip/ethermedium.c
+++ b/sys/src/9/ip/ethermedium.c
@@ -23,7 +23,7 @@
static void etherunbind(Ipifc *ifc);
static void etherbwrite(Ipifc *ifc, Block *bp, int version, uchar *ip, Routehint *rh);
static void etheraddmulti(Ipifc *ifc, uchar *a, uchar *ia);
-static void etherremmulti(Ipifc *ifc, uchar *a, uchar *ia);
+static void etherdelmulti(Ipifc *ifc, uchar *a, uchar *ia);
static void etherareg(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *ip);
static Block* multicastarp(Fs *f, Arpent *a, uchar *mac, Routehint *rh);
static Block* newEARP(void);
@@ -43,7 +43,7 @@
.unbind= etherunbind,
.bwrite= etherbwrite,
.addmulti= etheraddmulti,
-.remmulti= etherremmulti,
+.delmulti= etherdelmulti,
.areg= etherareg,
.pref2addr= etherpref2addr,
};
@@ -59,7 +59,7 @@
.unbind= etherunbind,
.bwrite= etherbwrite,
.addmulti= etheraddmulti,
-.remmulti= etherremmulti,
+.delmulti= etherdelmulti,
.areg= etherareg,
.pref2addr= etherpref2addr,
};
@@ -419,7 +419,7 @@
}
static void
-etherremmulti(Ipifc *ifc, uchar *a, uchar *)
+etherdelmulti(Ipifc *ifc, uchar *a, uchar *)
{uchar mac[6];
char buf[64];
@@ -436,7 +436,7 @@
devtab[er->cchan6->type]->write(er->cchan6, buf, strlen(buf), 0);
break;
default:
- panic("etherremmulti: version %d", version);+ panic("etherdelmulti: version %d", version);}
}
@@ -734,10 +734,10 @@
ipv62smcast(a, ip);
addroute(f, a, IPallbits, v6Unspecified, IPallbits, ip, Rmulti, ifc, tdad);
if(waserror()){- remroute(f, a, IPallbits, v6Unspecified, IPallbits, ip, Rmulti, ifc, tdad);
+ delroute(f, a, IPallbits, v6Unspecified, IPallbits, ip, Rmulti, ifc, tdad);
nexterror();
}
icmpns6(f, 0, SRC_UNSPEC, ip, TARG_MULTI, ifc->mac, 6);
poperror();
- remroute(f, a, IPallbits, v6Unspecified, IPallbits, ip, Rmulti, ifc, tdad);
+ delroute(f, a, IPallbits, v6Unspecified, IPallbits, ip, Rmulti, ifc, tdad);
}
--- a/sys/src/9/ip/ip.h
+++ b/sys/src/9/ip/ip.h
@@ -309,7 +309,7 @@
/* for arming interfaces to receive multicast */
void (*addmulti)(Ipifc *ifc, uchar *a, uchar *ia);
- void (*remmulti)(Ipifc *ifc, uchar *a, uchar *ia);
+ void (*delmulti)(Ipifc *ifc, uchar *a, uchar *ia);
/* process packets written to 'data' */
void (*pktin)(Fs *f, Ipifc *ifc, Block *bp);
@@ -478,7 +478,7 @@
int np;
Proto* p[Maxproto+1]; /* list of supported protocols */
Proto* t2p[256]; /* vector of all protocols */
- Proto* ipifc; /* kludge for ipifcremroute & ipifcaddroute */
+ Proto* ipifc; /* kludge for findipifc */
Proto* ipmux; /* kludge for finding an ip multiplexor */
IP *ip;
@@ -623,7 +623,7 @@
};
extern void addroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag);
-extern void remroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag);
+extern void delroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag);
extern Route* v4lookup(Fs *f, uchar *a, uchar *s, Routehint *rh);
extern Route* v6lookup(Fs *f, uchar *a, uchar *s, Routehint *rh);
extern Route* v4source(Fs *f, uchar *a, uchar *s);
@@ -734,13 +734,13 @@
extern Iplifc* iplocalonifc(Ipifc *ifc, uchar *ip);
extern Iplifc* ipremoteonifc(Ipifc *ifc, uchar *ip);
extern Ipmulti* ipifcgetmulti(Fs *f, Ipifc *ifc, uchar *ma);
-extern void ipifcremmulti(Conv *c, uchar *ma, uchar *ia);
extern void ipifcaddmulti(Conv *c, uchar *ma, uchar *ia);
-extern char* ipifcrem(Ipifc *ifc, char **argv, int argc);
+extern void ipifcdelmulti(Conv *c, uchar *ma, uchar *ia);
extern char* ipifcadd(Ipifc *ifc, char **argv, int argc, int tentative, Iplifc *lifcp);
+extern char* ipifcdel(Ipifc *ifc, char **argv, int argc);
extern long ipselftabread(Fs*, char *a, ulong offset, int n);
extern char* ipifcadd6(Ipifc *ifc, char**argv, int argc);
-extern char* ipifcremove6(Ipifc *ifc, char**argv, int argc);
+extern char* ipifcdel6(Ipifc *ifc, char**argv, int argc);
extern char* mediumunbindifc(Ipifc *ifc);
/*
--- a/sys/src/9/ip/ipifc.c
+++ b/sys/src/9/ip/ipifc.c
@@ -47,10 +47,10 @@
static char tifc[] = "ifc ";
static void addselfcache(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *a, int type);
-static void remselfcache(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *a);
+static void delselfcache(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *a);
static void ipifcregisteraddr(Fs*, Ipifc*, Iplifc*, uchar*);
static void ipifcregisterproxy(Fs*, Ipifc*, uchar*, int);
-static char* ipifcremlifc(Ipifc*, Iplifc**);
+static char* ipifcdellifc(Ipifc*, Iplifc**);
static char Ebound[] = "interface already bound";
static char Eunbound[] = "interface not bound";
@@ -206,7 +206,7 @@
/* disassociate logical interfaces */
while(ifc->lifc != nil)
- ipifcremlifc(ifc, &ifc->lifc);
+ ipifcdellifc(ifc, &ifc->lifc);
/* disassociate device */
if(m->unbind != nil){@@ -693,7 +693,7 @@
* called with ifc wlock'd
*/
static char*
-ipifcremlifc(Ipifc *ifc, Iplifc **l)
+ipifcdellifc(Ipifc *ifc, Iplifc **l)
{Iplifc *lifc = *l;
Fs *f = ifc->conv->p->f;
@@ -704,15 +704,15 @@
/* disassociate any addresses */
while(lifc->link != nil)
- remselfcache(f, ifc, lifc, lifc->link->self->a);
+ delselfcache(f, ifc, lifc, lifc->link->self->a);
/* remove the route for this logical interface */
if(lifc->onlink){- remroute(f, lifc->remote, lifc->mask,
+ delroute(f, lifc->remote, lifc->mask,
lifc->local, IPallbits,
lifc->remote, lifc->type&~Rtrans, ifc, tifc);
if(v6addrtype(lifc->local) != linklocalv6)
- remroute(f, lifc->remote, lifc->mask,
+ delroute(f, lifc->remote, lifc->mask,
lifc->local, IPnoaddr,
lifc->remote, lifc->type, ifc, tifc);
}
@@ -731,11 +731,11 @@
/* remove route for all nodes multicast */
if((lifc->type & Rv4) == 0){ if(ipcmp(lifc->local, v6loopback) == 0){- remroute(f, v6allnodesN, v6allnodesNmask,
+ delroute(f, v6allnodesN, v6allnodesNmask,
lifc->local, IPallbits,
v6allnodesN, Rmulti, ifc, tifc);
}
- remroute(f, v6allnodesL, v6allnodesLmask,
+ delroute(f, v6allnodesL, v6allnodesLmask,
lifc->local, IPallbits,
v6allnodesL, Rmulti, ifc, tifc);
}
@@ -749,7 +749,7 @@
* remove an address from an interface.
*/
char*
-ipifcrem(Ipifc *ifc, char **argv, int argc)
+ipifcdel(Ipifc *ifc, char **argv, int argc)
{uchar ip[IPaddrlen], mask[IPaddrlen], rem[IPaddrlen];
Iplifc *lifc, **l;
@@ -778,7 +778,7 @@
break;
l = &lifc->next;
}
- err = ipifcremlifc(ifc, l);
+ err = ipifcdellifc(ifc, l);
wunlock(ifc);
return err;
}
@@ -796,7 +796,7 @@
wlock(ifc);
while(ifc->lifc != nil)
- ipifcremlifc(ifc, &ifc->lifc);
+ ipifcdellifc(ifc, &ifc->lifc);
wunlock(ifc);
err = ipifcadd(ifc, argv, argc, 0, nil);
@@ -882,14 +882,14 @@
err = ipifcadd(ifc, argv, argc, 0, nil);
else if(strcmp(argv[0], "try") == 0)
err = ipifcadd(ifc, argv, argc, 1, nil);
- else if(strcmp(argv[0], "remove") == 0)
- err = ipifcrem(ifc, argv, argc);
+ else if(strcmp(argv[0], "del") == 0 || strcmp(argv[0], "remove") == 0)
+ err = ipifcdel(ifc, argv, argc);
else if(strcmp(argv[0], "unbind") == 0)
err = ipifcunbind(ifc);
else if(strcmp(argv[0], "add6") == 0)
err = ipifcadd6(ifc, argv, argc);
- else if(strcmp(argv[0], "remove6") == 0)
- err = ipifcremove6(ifc, argv, argc);
+ else if(strcmp(argv[0], "del6") == 0 || strcmp(argv[0], "remove6") == 0)
+ err = ipifcdel6(ifc, argv, argc);
else {wlock(ifc);
if(ifc->m == nil || ifc->m == &unboundmedium){@@ -944,7 +944,7 @@
ipifc->nc = Maxmedia;
ipifc->ptclsize = sizeof(Ipifc);
- f->ipifc = ipifc; /* hack for ipifcremroute, findipifc, ... */
+ f->ipifc = ipifc;
f->self = smalloc(sizeof(Ipselftab)); /* hack for ipforme */
Fsproto(f, ipifc);
@@ -1086,7 +1086,7 @@
* Unlink from selftab if this is the last ref.
*/
static void
-remselfcache(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *a)
+delselfcache(Fs *f, Ipifc *ifc, Iplifc *lifc, uchar *a)
{Ipself *p, **l;
Iplink *link, **l_self, **l_lifc;
@@ -1130,7 +1130,7 @@
}
if(link == nil)
- panic("remselfcache");+ panic("delselfcache");if(--(link->ref) != 0)
goto out;
@@ -1147,9 +1147,9 @@
poperror();
}
}
- if(ifc->m->remmulti != nil){+ if(ifc->m->delmulti != nil){ if(!waserror()){- (*ifc->m->remmulti)(ifc, a, lifc->local);
+ (*ifc->m->delmulti)(ifc, a, lifc->local);
poperror();
}
}
@@ -1156,7 +1156,7 @@
}
/* remove from routing table */
- remroute(f, a, IPallbits,
+ delroute(f, a, IPallbits,
lifc->local,
((p->type & (Rbcast|Rmulti)) != 0 || v6addrtype(a) == linklocalv6) ?
IPallbits : IPnoaddr,
@@ -1228,8 +1228,8 @@
}
/*
- * find the ifc on same net as the remote system. If none,
- * return nil.
+ * find the ifc on same net as the remote system.
+ * returns the rlocked ifc, otherwise nil.
*/
Ipifc*
findipifc(Fs *f, uchar *local, uchar *remote, int type)
@@ -1236,11 +1236,13 @@
{uchar gnet[IPaddrlen];
int spec, xspec;
- Ipifc *ifc, *x;
+ uchar xifcid;
+ Ipifc *x, *ifc;
Iplifc *lifc;
Conv **cp;
x = nil;
+ xifcid = 0;
xspec = 0;
for(cp = f->ipifc->conv; *cp != nil; cp++){ifc = (Ipifc*)(*cp)->ptcl;
@@ -1248,14 +1250,11 @@
continue;
for(lifc = ifc->lifc; lifc != nil; lifc = lifc->next){ if(type & Runi){- if(ipcmp(remote, lifc->local) == 0){- Found:
- runlock(ifc);
+ if(ipcmp(remote, lifc->local) == 0)
return ifc;
- }
} else if(type & (Rbcast|Rmulti)) {if(ipcmp(local, lifc->local) == 0)
- goto Found;
+ return ifc;
}
maskip(remote, lifc->mask, gnet);
if(ipcmp(gnet, lifc->net) == 0){@@ -1262,6 +1261,7 @@
spec = comprefixlen(remote, lifc->local, IPaddrlen);
if(spec > xspec){x = ifc;
+ xifcid = ifc->ifcid;
xspec = spec;
}
}
@@ -1268,7 +1268,12 @@
}
runlock(ifc);
}
- return x;
+ if(x != nil && canrlock(x)){+ if(x->ifcid == xifcid)
+ return x;
+ runlock(x);
+ }
+ return nil;
}
Ipifc*
@@ -1275,20 +1280,25 @@
findipifcstr(Fs *f, char *s)
{uchar ip[IPaddrlen];
+ Ipifc *ifc;
Conv *c;
char *p;
long x;
+ ifc = nil;
x = strtol(s, &p, 10);
if(p > s && *p == '\0'){if(x < 0)
return nil;
- if(x < f->ipifc->nc && (c = f->ipifc->conv[x]) != nil && ipifcinuse(c))
- return (Ipifc*)c->ptcl;
- }
- if(parseip(ip, s) != -1)
- return findipifc(f, ip, ip, Runi);
- return nil;
+ if(x < f->ipifc->nc && (c = f->ipifc->conv[x]) != nil){+ if(ipifcinuse(c)){+ ifc = (Ipifc*)c->ptcl;
+ rlock(ifc);
+ }
+ }
+ } else if(parseip(ip, s) != -1)
+ ifc = findipifc(f, ip, ip, Runi);
+ return ifc;
}
/*
@@ -1590,7 +1600,6 @@
f = c->p->f;
if((ifc = findipifc(f, ia, ma, Rmulti)) != nil){- rlock(ifc);
if(waserror()){runlock(ifc);
nexterror();
@@ -1618,7 +1627,7 @@
* remove a multicast address from an interface.
*/
void
-ipifcremmulti(Conv *c, uchar *ma, uchar *ia)
+ipifcdelmulti(Conv *c, uchar *ma, uchar *ia)
{Ipmulti *multi, **l;
Iplifc *lifc;
@@ -1638,15 +1647,14 @@
f = c->p->f;
if((ifc = findipifc(f, ia, ma, Rmulti)) != nil){- rlock(ifc);
if(!waserror()){if((lifc = iplocalonifc(ifc, ia)) != nil)
- remselfcache(f, ifc, lifc, ma);
+ delselfcache(f, ifc, lifc, ma);
poperror();
}
if(!isv4(ia) && !islinklocal(ia) && !waserror()){if((lifc = iplinklocalifc(ifc)) != nil)
- remselfcache(f, ifc, lifc, ma);
+ delselfcache(f, ifc, lifc, ma);
poperror();
}
runlock(ifc);
@@ -1694,7 +1702,7 @@
if(add)
addselfcache(f, nifc, lifc, a, Rmulti);
else
- remselfcache(f, nifc, lifc, a);
+ delselfcache(f, nifc, lifc, a);
}
if(add)
ipifcregisteraddr(f, nifc, lifc, ip);
@@ -1773,7 +1781,7 @@
}
char*
-ipifcremove6(Ipifc *ifc, char**, int argc)
+ipifcdel6(Ipifc *ifc, char**, int argc)
{Iplifc *lifc, **l;
ulong now;
@@ -1786,7 +1794,7 @@
for(l = &ifc->lifc; (lifc = *l) != nil;) {if((lifc->type & Rv4) == 0)
if(lifc->validlt != ~0UL && lifc->validlt < now-lifc->origint)
- if(ipifcremlifc(ifc, l) == nil)
+ if(ipifcdellifc(ifc, l) == nil)
continue;
l = &lifc->next;
}
--- a/sys/src/9/ip/iproute.c
+++ b/sys/src/9/ip/iproute.c
@@ -425,7 +425,7 @@
}
static void
-routerem(Fs *f, Route *r)
+routedel(Fs *f, Route *r)
{Route **h, **e, **l, *p, *q;
@@ -464,7 +464,7 @@
}
static Route
-mkroute(uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag)
+mkroute(uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, uchar ifcid, char *tag)
{ulong x, y;
Route r;
@@ -508,7 +508,7 @@
if(ifc != nil){r.ifc = ifc;
- r.ifcid = ifc->ifcid;
+ r.ifcid = ifcid;
}
if(tag != nil)
@@ -520,7 +520,7 @@
void
addroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag)
{- Route r = mkroute(a, mask, s, smask, gate, type, ifc, tag);
+ Route r = mkroute(a, mask, s, smask, gate, type, ifc, ifc->ifcid, tag);
wlock(&routelock);
routeadd(f, &r);
wunlock(&routelock);
@@ -527,15 +527,18 @@
}
void
-remroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag)
+delroute(Fs *f, uchar *a, uchar *mask, uchar *s, uchar *smask, uchar *gate, int type, Ipifc *ifc, char *tag)
{- Route r = mkroute(a, mask, s, smask, gate, type, ifc, tag);
+ Route r = mkroute(a, mask, s, smask, gate, type, ifc, ifc->ifcid, tag);
wlock(&routelock);
- routerem(f, &r);
+ routedel(f, &r);
wunlock(&routelock);
}
-/* get the outgoing interface for route r */
+/*
+ * get the outgoing interface for route r,
+ * interface is returned rlocked.
+ */
static Ipifc*
routefindipifc(Route *r, Fs *f)
{@@ -544,8 +547,12 @@
int i;
ifc = r->ifc;
- if(ifc != nil && ifc->ifcid == r->ifcid)
- return ifc;
+ if(ifc != nil && canrlock(ifc)){+ if(ifc->ifcid == r->ifcid)
+ return ifc;
+ runlock(ifc);
+ r->ifc = nil;
+ }
if(r->type & Rsrc) { if(r->type & Rv4) {@@ -574,11 +581,11 @@
ipmove(gate, r->v6.gate);
}
- if((ifc = findipifc(f, local, gate, r->type)) == nil)
- return nil;
-
- r->ifc = ifc;
- r->ifcid = ifc->ifcid;
+ ifc = findipifc(f, local, gate, r->type);
+ if(ifc != nil) {+ r->ifc = ifc;
+ r->ifcid = ifc->ifcid;
+ }
return ifc;
}
@@ -633,11 +640,15 @@
p = p->mid;
}
if(q != nil){- if(routefindipifc(q, f) == nil)
+ ifc = routefindipifc(q, f);
+ if(ifc == nil)
q = nil;
- else if(rh != nil){- rh->r = q;
- rh->rgen = v4routegeneration;
+ else {+ if(rh != nil){+ rh->r = q;
+ rh->rgen = v4routegeneration;
+ }
+ runlock(ifc);
}
}
runlock(&routelock);
@@ -726,11 +737,15 @@
next: ;
}
if(q != nil){- if(routefindipifc(q, f) == nil)
+ ifc = routefindipifc(q, f);
+ if(ifc == nil)
q = nil;
- else if(rh != nil){- rh->r = q;
- rh->rgen = v6routegeneration;
+ else {+ if(rh != nil){+ rh->r = q;
+ rh->rgen = v6routegeneration;
+ }
+ runlock(ifc);
}
}
runlock(&routelock);
@@ -767,6 +782,12 @@
p = p->right;
continue;
}
+
+ ifc = routefindipifc(p, f);
+ if(ifc == nil){+ p = p->mid;
+ continue;
+ }
splen = 0;
if(p->type & Rsrc){/* calculate local prefix length for source specific routes */
@@ -774,12 +795,13 @@
splen++;
hnputl(src, p->v4.source);
}
- if((ifc = routefindipifc(p, f)) == nil
- || !ipv4local(ifc, src, splen, (p->type & (Rifc|Rbcast|Rmulti|Rv4))==Rv4? p->v4.gate: a)){+ if(!ipv4local(ifc, src, splen, (p->type & (Rifc|Rbcast|Rmulti|Rv4))==Rv4? p->v4.gate: a)){+ runlock(ifc);
p = p->mid;
continue;
}
memmove(s, src, IPv4addrlen);
+ runlock(ifc);
q = p;
p = p->mid;
}
@@ -823,6 +845,12 @@
}
break;
}
+
+ ifc = routefindipifc(p, f);
+ if(ifc == nil){+ p = p->mid;
+ continue;
+ }
splen = 0;
if(p->type & Rsrc){/* calculate local prefix length for source specific routes */
@@ -836,12 +864,13 @@
splen += 32;
}
}
- if((ifc = routefindipifc(p, f)) == nil
- || !ipv6local(ifc, src, splen, a)){+ if(!ipv6local(ifc, src, splen, a)){+ runlock(ifc);
p = p->mid;
continue;
}
ipmove(s, src);
+ runlock(ifc);
q = p;
p = p->mid;
next: ;
@@ -1045,13 +1074,13 @@
* 7 add addr mask gate ifc src smask
* 8 add addr mask gate type ifc src smask
* 9 add addr mask gate type tag ifc src smask
- * 3 remove addr mask
- * 4 remove addr mask gate
- * 5 remove addr mask src smask
- * 6 remove addr mask gate src smask
- * 7 remove addr mask gate ifc src smask
- * 8 remove addr mask gate type ifc src smask
- * 9 remove addr mask gate type tag ifc src smask
+ * 3 del addr mask
+ * 4 del addr mask gate
+ * 5 del addr mask src smask
+ * 6 del addr mask gate src smask
+ * 7 del addr mask gate ifc src smask
+ * 8 del addr mask gate type ifc src smask
+ * 9 del addr mask gate type tag ifc src smask
*/
static Route
parseroute(Fs *f, char **argv, int argc)
@@ -1060,6 +1089,7 @@
uchar src[IPaddrlen], smask[IPaddrlen];
uchar gate[IPaddrlen];
Ipifc *ifc;
+ uchar ifcid;
char *tag;
int type;
@@ -1066,6 +1096,7 @@
type = 0;
tag = nil;
ifc = nil;
+ ifcid = 0;
ipmove(gate, IPnoaddr);
ipmove(src, IPnoaddr);
ipmove(smask, IPnoaddr);
@@ -1092,6 +1123,10 @@
ifc = findipifcstr(f, argv[4]);
if(argc > 6)
ifc = findipifcstr(f, argv[argc-3]);
+ if(ifc != nil){+ ifcid = ifc->ifcid;
+ runlock(ifc);
+ }
if(argc > 7 && (type = parseroutetype(argv[4])) < 0)
error(Ebadctl);
@@ -1113,7 +1148,7 @@
error(Ebadip);
}
- return mkroute(addr, mask, src, smask, gate, type, ifc, tag);
+ return mkroute(addr, mask, src, smask, gate, type, ifc, ifcid, tag);
}
long
@@ -1138,15 +1173,17 @@
for(h = 0; h < nelem(f->v4root); h++)
while((x = looknodetag(f->v4root[h], tag)) != nil){memmove(&r, x, sizeof(RouteTree) + sizeof(V4route));
- routerem(f, &r);
+ routedel(f, &r);
}
for(h = 0; h < nelem(f->v6root); h++)
while((x = looknodetag(f->v6root[h], tag)) != nil){memmove(&r, x, sizeof(RouteTree) + sizeof(V6route));
- routerem(f, &r);
+ routedel(f, &r);
}
wunlock(&routelock);
- } else if(strcmp(cb->f[0], "add") == 0 || strcmp(cb->f[0], "remove") == 0){+ } else if(strcmp(cb->f[0], "add") == 0
+ ||strcmp(cb->f[0], "del") == 0
+ ||strcmp(cb->f[0], "remove") == 0){r = parseroute(f, cb->f, cb->nf);
if(*r.tag == 0){a = c->aux;
@@ -1156,7 +1193,7 @@
if(strcmp(cb->f[0], "add") == 0)
routeadd(f, &r);
else
- routerem(f, &r);
+ routedel(f, &r);
wunlock(&routelock);
} else if(strcmp(cb->f[0], "tag") == 0) {if(cb->nf < 2)
--- a/sys/src/9/port/netif.c
+++ b/sys/src/9/port/netif.c
@@ -341,13 +341,14 @@
nif->bypass = f;
} else if(matchtoken(buf, "headersonly")){f->headersonly = 1;
- } else if((p = matchtoken(buf, "addmulti")) != 0){+ } else if((p = matchtoken(buf, "addmulti")) != nil){if(parseaddr(binaddr, p, nif->alen) < 0)
error("bad address");p = netmulti(nif, f, binaddr, 1);
if(p)
error(p);
- } else if((p = matchtoken(buf, "remmulti")) != 0){+ } else if((p = matchtoken(buf, "delmulti")) != nil
+ ||(p = matchtoken(buf, "remmulti")) != nil){if(parseaddr(binaddr, p, nif->alen) < 0)
error("bad address");p = netmulti(nif, f, binaddr, 0);
--- a/sys/src/cmd/ip/ipconfig/ipconfig.h
+++ b/sys/src/cmd/ip/ipconfig/ipconfig.h
@@ -3,7 +3,7 @@
{/* commands */
Vadd,
- Vremove,
+ Vdel,
Vunbind,
Vaddpref6,
Vra6,
@@ -123,7 +123,7 @@
void ipunconfig(void);
void adddefroute(uchar*, uchar*, uchar*, uchar*);
-void removedefroute(uchar*, uchar*, uchar*, uchar*);
+void deldefroute(uchar*, uchar*, uchar*, uchar*);
int myip(Ipifc*, uchar*);
int isether(void);
--- a/sys/src/cmd/ip/ipconfig/ipv6.c
+++ b/sys/src/cmd/ip/ipconfig/ipv6.c
@@ -662,7 +662,7 @@
DEBUG("purging RA from %I on %s; pfx %I %M",r->src, conf.dev, r->laddr, r->mask);
if(!noconfig && validip(r->gaddr))
- removedefroute(r->gaddr, conf.lladdr, r->laddr, r->mask);
+ deldefroute(r->gaddr, conf.lladdr, r->laddr, r->mask);
*rr = r->next;
free(r);
continue;
--- a/sys/src/cmd/ip/ipconfig/main.c
+++ b/sys/src/cmd/ip/ipconfig/main.c
@@ -45,7 +45,7 @@
extern void pppbinddev(void);
static void doadd(void);
-static void doremove(void);
+static void dodel(void);
static void dounbind(void);
static void ndbconfig(void);
@@ -171,7 +171,7 @@
{ static char *verbs[] = {[Vadd] "add",
- [Vremove] "remove",
+ [Vdel] "del",
[Vunbind] "unbind",
[Vether] "ether",
[Vgbe] "gbe",
@@ -188,6 +188,10 @@
for(i = 0; i < nelem(verbs); i++)
if(verbs[i] != nil && strcmp(name, verbs[i]) == 0)
return i;
+
+ if(strcmp(name, "remove")==0)
+ return Vdel;
+
return -1;
}
@@ -248,7 +252,7 @@
case Vpkt:
sysfatal("medium %s already specified", conf.type);case Vadd:
- case Vremove:
+ case Vdel:
case Vunbind:
case Vaddpref6:
case Vra6:
@@ -262,7 +266,7 @@
/* get verb-dependent arguments */
switch (action) {case Vadd:
- case Vremove:
+ case Vdel:
case Vunbind:
parsenorm(argc, argv);
break;
@@ -462,12 +466,12 @@
findmyifc();
case Vunbind:
break;
- case Vremove:
+ case Vdel:
/*
* interface gone, just remove
* default route and ndb entries.
*/
- doremove();
+ dodel();
exits(nil);
}
if(myifc == nil)
@@ -493,8 +497,8 @@
mkclientid();
doipv6(action);
break;
- case Vremove:
- doremove();
+ case Vdel:
+ dodel();
break;
case Vunbind:
dounbind();
@@ -549,20 +553,21 @@
}
static void
-doremove(void)
+dodel(void)
{if(!validip(conf.laddr))
- sysfatal("remove requires an address");+ sysfatal("del requires an address");- DEBUG("removing address %I %M on %s", conf.laddr, conf.mask, conf.dev);+ DEBUG("deleting address %I %M on %s", conf.laddr, conf.mask, conf.dev);if(noconfig)
return;
if(validip(conf.gaddr))
- removedefroute(conf.gaddr, conf.laddr, conf.laddr, conf.mask);
+ deldefroute(conf.gaddr, conf.laddr, conf.laddr, conf.mask);
+ /* use "remove" verb instead of "del" for older kernels */
if(conf.cfd >= 0 && fprint(conf.cfd, "remove %I %M", conf.laddr, conf.mask) < 0)
- warning("can't remove %I %M: %r", conf.laddr, conf.mask);+ warning("can't delete %I %M: %r", conf.laddr, conf.mask);/* remove ndb entries matching our ip address */
putndb(0);
@@ -691,7 +696,7 @@
if(!validip(conf.mask))
ipmove(conf.mask, defmask(conf.laddr));
- doremove();
+ dodel();
ipmove(conf.laddr, IPnoaddr);
ipmove(conf.raddr, IPnoaddr);
@@ -870,8 +875,9 @@
}
void
-removedefroute(uchar *gaddr, uchar *ia, uchar *src, uchar *smask)
+deldefroute(uchar *gaddr, uchar *ia, uchar *src, uchar *smask)
{+ /* use "remove" verb instead of "del" for older kernels */
defroutectl("remove", gaddr, ia, src, smask);}
--- a/sys/src/cmd/nusb/ether/ether.c
+++ b/sys/src/cmd/nusb/ether/ether.c
@@ -421,7 +421,7 @@
if(nprom++ == 0 && eppromiscuous != nil)
(*eppromiscuous)(epctl, 1);
}
- } else if(n >= 9+12 && (memcmp(p, "addmulti ", 9)==0 || memcmp(p, "remmulti ", 9)==0)){+ } else if(n >= 9+12 && (memcmp(p, "addmulti ", 9)==0 || memcmp(p, "delmulti ", 9)==0 || memcmp(p, "remmulti ", 9)==0)){uchar ea[Eaddrlen];
int i;
@@ -431,7 +431,7 @@
}
i = activemulti(ea);
if(i >= 0){- if(*p == 'r'){+ if(*p != 'a'){memmove(multiaddr[i], multiaddr[--nmulti], Eaddrlen);
if(epmulticast != nil)
(*epmulticast)(epctl, ea, 0);
--
⑨