multiple network devices - vx32 - Local 9vx git repository for patches.
(HTM) git clone git://r-36.net/vx32
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---
(DIR) commit 785b324b79637ed7fe08b9bea0c22d78c0e3f49c
(DIR) parent 9f367c3963f9cae20bc9119b718ce595608b7bd3
(HTM) Author: Jesus Galan Lopez (yiyus) <yiyu.jgl@gmail.com>
Date: Mon, 14 Jun 2010 01:45:37 +0200
multiple network devices
Diffstat:
M src/9vx/a/fns.h | 1 -
M src/9vx/devtabve.c | 23 +++++++++++++++--------
M src/9vx/ethertap.c | 9 +++++----
M src/9vx/etherve.c | 8 +++++---
M src/9vx/main.c | 43 +++++++++++++++++++------------
5 files changed, 51 insertions(+), 33 deletions(-)
---
(DIR) diff --git a/src/9vx/a/fns.h b/src/9vx/a/fns.h
@@ -80,7 +80,6 @@ void kbdinit(void);
#define kmapinval()
void lgdt(ushort[3]);
void lidt(ushort[3]);
-void links(void);
void ltr(ulong);
void mach0init(void);
void mathinit(void);
(DIR) diff --git a/src/9vx/devtabve.c b/src/9vx/devtabve.c
@@ -6,6 +6,7 @@
#include "error.h"
#include "ip/ip.h"
#include "sd.h"
+#include "ve.h"
extern Dev aoedevtab;
extern Dev consdevtab;
@@ -57,20 +58,26 @@ Dev *devtab[] = {
0
};
-extern int nettap;
-extern void ethertaplink(void);
-extern void ethervelink(void);
+extern void ethertaplink(char *dev, char *mac);
+extern void ethervelink(char *dev, char *mac);
extern void ethermediumlink(void);
extern void loopbackmediumlink(void);
extern void netdevmediumlink(void);
-void links(void) {
+void links(Vether *vedev) {
+ Vether *ve;
+
ethermediumlink();
loopbackmediumlink();
netdevmediumlink();
- if(nettap)
- ethertaplink();
- else
- ethervelink();
+ for(ve=vedev; ve!=&vedev[MaxVEther]; ve++)
+ switch(ve->type){
+ case VEpcap:
+ ethervelink(ve->dev, ve->mac);
+ break;
+ case VEtap:
+ ethertaplink(ve->dev, ve->mac);
+ break;
+ }
}
extern void ilinit(Fs*);
(DIR) diff --git a/src/9vx/ethertap.c b/src/9vx/ethertap.c
@@ -29,8 +29,8 @@
#include <net/if_tun.h>
#endif
-extern char *macaddr;
-extern char *netdev;
+static char *macaddr;
+static char *netdev;
extern int eafrom(char *ma, uchar ea[6]);
@@ -156,7 +156,6 @@ tapifstat(Ether *e, void *a, long n, ulong offset)
static void
tapattach(Ether* e)
{
-iprint("XXX tapattach\n");
kproc("taprecv", taprecvkproc, e);
}
@@ -188,7 +187,9 @@ tappnp(Ether* e)
}
void
-ethertaplink(void)
+ethertaplink(char *dev, char *mac)
{
+ netdev = dev;
+ macaddr = mac;
addethercard("tap", tappnp);
}
(DIR) diff --git a/src/9vx/etherve.c b/src/9vx/etherve.c
@@ -22,8 +22,8 @@
#include <pcap.h>
-extern char *macaddr;
-extern char *netdev;
+static char *macaddr;
+static char *netdev;
static uvlong txerrs;
extern int eafrom(char *ma, uchar ea[6]);
@@ -189,7 +189,9 @@ vepnp(Ether* e)
}
void
-ethervelink(void)
+ethervelink(char *dev, char *mac)
{
+ netdev = dev;
+ macaddr = mac;
addethercard("ve", vepnp);
}
(DIR) diff --git a/src/9vx/main.c b/src/9vx/main.c
@@ -24,6 +24,7 @@
#include "error.h"
#include "arg.h"
#include "tos.h"
+#include "ve.h"
#include "fs.h"
@@ -47,9 +48,6 @@ int doabort = 1; // for now
int abortonfault;
char* argv0;
char* conffile = "9vx";
-char* macaddr;
-char* netdev;
-int nettap;
Conf conf;
static char* inifile;
@@ -59,7 +57,8 @@ static int bootboot; /* run /boot/boot instead of bootscript */
static int initrc; /* run rc instead of init */
static int nogui; /* do not start the gui */
static int usetty; /* use tty for input/output */
-static int vether; /* use virtual ethernet device */
+static int nve; /* number of virtual ethernet devices */
+static Vether vedev[MaxVEther-1];
static char* username;
static Mach mach0;
@@ -107,6 +106,7 @@ main(int argc, char **argv)
nogui = 0;
nofork = 0;
usetty = 0;
+ nve = 0;
localroot = nil;
ARGBEGIN{
/* debugging options */
@@ -156,21 +156,26 @@ main(int argc, char **argv)
inifile = EARGF(usage());
break;
case 'n':
- vether = 1;
- netdev = ARGF();
- if(strcmp(netdev, "tap") == 0){
- nettap = 1;
- netdev = ARGF();
+ if(nve == MaxVEther)
+ panic("too many network devices");
+ vedev[nve].dev = ARGF();
+ if(strcmp(vedev[nve].dev, "tap") != 0){
+ vedev[nve].type = VEpcap;
+ nve++;
+ break;
}
- if(netdev != 0 && netdev[0] == '-'){
- netdev = nil;
+ vedev[nve].type = VEtap;
+ vedev[nve].dev = ARGF();
+ if(vedev[nve].dev != nil && vedev[nve].dev[0] == '-'){
+ vedev[nve].dev = nil;
argc++;
*argv--;
}
+ nve++;
break;
case 'm':
- vether = 1;
- macaddr = EARGF(usage());
+ if(nve > 0)
+ vedev[nve-1].mac = EARGF(usage());
break;
case 'r':
localroot = EARGF(usage());
@@ -241,6 +246,7 @@ main(int argc, char **argv)
if(bootboot | nogui | initrc | usetty)
print("-%s%s%s%s ", bootboot ? "b" : "", nogui ? "g" : "",
initrc ? "i " : "", usetty ? "t " : "");
+/*
if(vether)
print("-n ");
if(nettap)
@@ -249,20 +255,21 @@ main(int argc, char **argv)
print("%s ", netdev);
if(macaddr)
print("-m %s ", macaddr);
+*/
print("-r %s -u %s\n", localroot, username);
- if(!vether)
+ if(nve == 0)
ipdevtab = pipdevtab;
printinit();
procinit0();
initseg();
- if(vether)
- links();
+ if(nve != 0)
+ links(vedev);
chandevreset();
if(!singlethread){
- if(!netdev)
+ if(nve == 0)
makekprocdev(&ipdevtab);
makekprocdev(&fsdevtab);
makekprocdev(&drawdevtab);
@@ -393,6 +400,7 @@ iniopt(char *name, char *value)
username = value;
else if(strcmp(name, "usetty") == 0)
usetty = 1;
+/*
else if(strcmp(name, "netdev") == 0 && !netdev){
vether = 1;
if(strncmp(value, "tap", 3) == 0) {
@@ -405,6 +413,7 @@ iniopt(char *name, char *value)
vether = 1;
macaddr = value;
}
+*/
else if(strcmp(name, "nogui") == 0){
nogui = 1;
usetty = 1;