parse multiple netdev options - vx32 - Local 9vx git repository for patches.
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---
(DIR) commit 22f9c849f452516af8e9af87ef48461002501fc3
(DIR) parent 7792c92a37520a1624fcbc3c715ecc92a8f8859f
(HTM) Author: Jesus Galan Lopez (yiyus) <yiyu.jgl@gmail.com>
Date: Tue, 15 Jun 2010 20:31:40 +0200
parse multiple netdev options
Diffstat:
src/9vx/main.c | 66 +++++++++++++++++--------------
src/9vx/vether.c | 6 +++---
src/9vx/vether.h | 9 +++++++--
3 files changed, 46 insertions(+), 35 deletions(-)
---
(DIR) diff --git a/src/9vx/main.c b/src/9vx/main.c
@@ -27,6 +27,10 @@
#include "fs.h"
+#include "netif.h"
+#include "etherif.h"
+#include "vether.h"
+
#define Image IMAGE
#include "draw.h"
#include "memdraw.h"
@@ -59,7 +63,6 @@ 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 char* username;
static Mach mach0;
@@ -97,6 +100,8 @@ int
main(int argc, char **argv)
{
int nofork;
+ int vetap;
+ char *vedev;
char buf[1024];
/* Minimal set up to make print work. */
@@ -107,6 +112,7 @@ main(int argc, char **argv)
nogui = 0;
nofork = 0;
usetty = 0;
+ nve = 0;
localroot = nil;
ARGBEGIN{
/* debugging options */
@@ -155,22 +161,22 @@ main(int argc, char **argv)
case 'p':
inifile = EARGF(usage());
break;
+ case 'm':
+ setea(EARGF(usage()));
+ break;
case 'n':
- vether = 1;
- netdev = ARGF();
- if(strcmp(netdev, "tap") == 0){
- nettap = 1;
- netdev = ARGF();
+ vetap = 0;
+ vedev = ARGF();
+ if(vedev != nil && strcmp(vedev, "tap") == 0){
+ vetap = 1;
+ vedev = ARGF();
}
- if(netdev != 0 && netdev[0] == '-'){
- netdev = nil;
+ if(vedev != nil && vedev[0] == '-'){
+ vedev = nil;
argc++;
*argv--;
}
- break;
- case 'm':
- vether = 1;
- macaddr = EARGF(usage());
+ addve(vedev, vetap);
break;
case 'r':
localroot = EARGF(usage());
@@ -241,28 +247,27 @@ 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)
- print("tap ");
- if(netdev)
- print("%s ", netdev);
- if(macaddr)
- print("-m %s ", macaddr);
+ for(int i=0; i<nve; i++){
+ print("-n %s", ve[i].tap ? "tap ": "");
+ if(ve[i].dev != nil)
+ print("%s ", ve[i].dev);
+ if(ve[i].mac != nil)
+ print("-m %s ", ve[i].mac);
+ }
print("-r %s -u %s\n", localroot, username);
- if(!vether)
+ if(nve == 0)
ipdevtab = pipdevtab;
printinit();
procinit0();
initseg();
- if(vether)
+ if(nve > 0)
links();
chandevreset();
if(!singlethread){
- if(!netdev)
+ if(nve == 0)
makekprocdev(&ipdevtab);
makekprocdev(&fsdevtab);
makekprocdev(&drawdevtab);
@@ -381,6 +386,9 @@ inifields(void (*fp)(char*, char*))
void
iniopt(char *name, char *value)
{
+ char *vedev;
+ int vetap;
+
if(*name == '*')
name++;
if(strcmp(name, "bootboot") == 0)
@@ -393,17 +401,15 @@ iniopt(char *name, char *value)
username = value;
else if(strcmp(name, "usetty") == 0)
usetty = 1;
+ else if(strcmp(name, "macaddr") == 0 && !macaddr)
+ setea(value);
else if(strcmp(name, "netdev") == 0 && !netdev){
- vether = 1;
if(strncmp(value, "tap", 3) == 0) {
- nettap = 1;
+ vetap = 1;
value += 4;
}
- netdev = value;
- }
- else if(strcmp(name, "macaddr") == 0 && !macaddr){
- vether = 1;
- macaddr = value;
+ vedev = value;
+ addve(vedev, vetap);
}
else if(strcmp(name, "nogui") == 0){
nogui = 1;
(DIR) diff --git a/src/9vx/vether.c b/src/9vx/vether.c
@@ -38,6 +38,7 @@ setea(char *macaddr)
if(nve == 0)
return;
+ ve[nve-1].mac = macaddr;
for(i = 0; i < Eaddrlen; i++){
ve[nve-1].ea[i] = (uchar)strtoul(macaddr, nc, 16);
macaddr = *nc+1;
@@ -47,14 +48,13 @@ setea(char *macaddr)
void
addve(char *dev, int tap)
{
- int i;
-
static uchar ea[Eaddrlen] = {0x00, 0x00, 0x09, 0x00, 0x00, 0x00};
if(nve == MaxEther)
panic("too many virtual ether cards");
- ve[nve].dev = dev;
ve[nve].tap = tap;
+ ve[nve].dev = dev;
+ ve[nve].mac = nil;
/* This ea could conflict with one given by the user */
memcpy(ve[nve].ea, ea, Eaddrlen);
ea[5]++;
(DIR) diff --git a/src/9vx/vether.h b/src/9vx/vether.h
@@ -3,8 +3,13 @@ struct Vether
{
int tap;
char *dev;
+ char *mac;
uchar ea[Eaddrlen];
};
-static Vether ve[MaxEther+1];
-static int nve = 0;
+Vether ve[MaxEther+1];
+int nve;
+
+void setea(char*);
+void addve(char*, int);
+void links();