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Added another sunos-ism: ifconfig -a

This commit is contained in:
deraadt 1993-05-04 09:26:52 +00:00
parent a0bcb17e60
commit 46c2563196
2 changed files with 83 additions and 8 deletions
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7
sbin/ifconfig/ifconfig.8
View File

@ -31,7 +31,7 @@
.\"
.\" @(#)ifconfig.8 6.13 (Berkeley) 3/16/91
.\"
.\" $Header: /cvsroot/src/sbin/ifconfig/ifconfig.8,v 1.3 1993/03/23 00:28:30 cgd Exp $
.\" $Header: /cvsroot/src/sbin/ifconfig/ifconfig.8,v 1.4 1993/05/04 09:26:52 deraadt Exp $
.\"
.Dd March 16, 1991
.Dt IFCONFIG 8
@ -252,6 +252,11 @@ when no optional parameters are supplied.
If a protocol family is specified,
Ifconfig will report only the details specific to that protocol family.
.Pp
The interface name
.Ar -a
is reserved, and causes information on all interfaces to be printed.
The protocol family may be specified as well.
.Pp
Only the super-user may modify the configuration of a network interface.
.Sh DIAGNOSTICS
Messages indicating the specified interface does not exit, the

84
sbin/ifconfig/ifconfig.c
View File

@ -39,7 +39,7 @@ char copyright[] =
#ifndef lint
static char sccsid[] = "@(#)ifconfig.c 5.1 (Berkeley) 2/28/91";
static char rcsid[] = "$Header: /cvsroot/src/sbin/ifconfig/ifconfig.c,v 1.4 1993/03/23 00:28:32 cgd Exp $";
static char rcsid[] = "$Header: /cvsroot/src/sbin/ifconfig/ifconfig.c,v 1.5 1993/05/04 09:26:54 deraadt Exp $";
#endif /* not lint */
#include <sys/param.h>
@ -180,6 +180,7 @@ main(argc, argv)
{
int af = AF_INET;
register struct afswtch *rafp;
int all = 0;
if (argc < 2) {
fprintf(stderr, "usage: ifconfig interface\n%s%s%s%s%s",
@ -191,8 +192,12 @@ main(argc, argv)
exit(1);
}
argc--, argv++;
strncpy(name, *argv, sizeof(name));
strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
if(strcmp(*argv, "-a")==0)
all = 1;
else {
strncpy(name, *argv, sizeof(name));
strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
}
argc--, argv++;
if (argc > 0) {
for (afp = rafp = afs; rafp->af_name; rafp++)
@ -208,20 +213,26 @@ main(argc, argv)
perror("ifconfig: socket");
exit(1);
}
if(all) {
printall(af);
exit(0);
}
if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) {
Perror("ioctl (SIOCGIFFLAGS)");
exit(1);
}
if(argc==0) {
handle_ifreq(&ifr);
exit(0);
}
strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name);
flags = ifr.ifr_flags;
if (ioctl(s, SIOCGIFMETRIC, (caddr_t)&ifr) < 0)
perror("ioctl (SIOCGIFMETRIC)");
else
metric = ifr.ifr_metric;
if (argc == 0) {
status();
exit(0);
}
while (argc > 0) {
register struct cmd *p;
@ -268,8 +279,67 @@ main(argc, argv)
if (ioctl(s, rafp->af_aifaddr, rafp->af_addreq) < 0)
Perror("ioctl (SIOCAIFADDR)");
}
exit(0);
}
printall()
{
char inbuf[8192];
struct ifconf ifc;
struct ifreq ifreq, *ifr;
struct in_addr in;
int i, len;
ifc.ifc_len = sizeof inbuf;
ifc.ifc_buf = inbuf;
if( ioctl(s, SIOCGIFCONF, &ifc) < 0) {
perror("ioctl(SIOCGIFCONF)");
return -1;
}
ifr = ifc.ifc_req;
ifreq.ifr_name[0] = '\0';
for(i=0; i<ifc.ifc_len; i+=len, ifr=(struct ifreq *)((caddr_t)ifr+len)) {
len = sizeof ifr->ifr_name + ifr->ifr_addr.sa_len;
ifreq = *ifr;
if( ioctl(s, SIOCGIFFLAGS, &ifreq) < 0) {
perror("ioctl(SIOCGIFFLAGS)");
continue;
}
handle_ifreq(&ifreq);
}
}
struct ifseen {
struct ifseen *next;
char *name;
} *ifshead;
handle_ifreq(ifr)
struct ifreq *ifr;
{
struct ifseen *ifs;
for(ifs=ifshead; ifs; ifs=ifs->next)
if(strcmp(ifs->name, ifr->ifr_name)==0)
return;
strncpy(name, ifr->ifr_name, sizeof ifr->ifr_name);
flags = ifr->ifr_flags;
if (ioctl(s, SIOCGIFMETRIC, (caddr_t)ifr) < 0) {
perror("ioctl (SIOCGIFMETRIC)");
metric = 0;
} else
metric = ifr->ifr_metric;
status();
ifs = (struct ifseen *)malloc(sizeof *ifs);
ifs->name = strdup(ifr->ifr_name);
ifs->next = ifshead;
ifshead = ifs;
}
#define RIDADDR 0
#define ADDR 1
#define MASK 2