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Diffstat (limited to 'src/bin')
-rw-r--r--src/bin/great.c31
1 files changed, 9 insertions, 22 deletions
diff --git a/src/bin/great.c b/src/bin/great.c
index 9a554fc..f3bae17 100644
--- a/src/bin/great.c
+++ b/src/bin/great.c
@@ -16,14 +16,13 @@ int main(int argc,char *argv[]) {
struct sockaddr_in from;
char in;
socklen_t sl=sizeof(struct sockaddr_in);
- int so_link=socket(AF_LINK,SOCK_DGRAM,0);
int so_inet=socket(AF_INET,SOCK_DGRAM,0);
int so=socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
memset(&sa,0,(size_t)sizeof(struct sockaddr_in));
memset(&from,0,(size_t)sizeof(struct sockaddr_in));
if(argc < 4) {
- printf("usage: %s interface address port",argv[0]);
- printf("example: %s gre0 192.168.0.2 1013",argv[0]);
+ printf("usage: %s interface address port\n",argv[0]);
+ printf("example: %s gre0 192.168.0.2 1013\n",argv[0]);
return 1;
}
sa.sin_addr.s_addr=inet_addr(argv[2]);
@@ -35,26 +34,14 @@ int main(int argc,char *argv[]) {
printf("setting remote end to %s:%d\n",inet_ntoa(addr),ntohs(from.sin_port));
connect(so,(struct sockaddr *)&from,sl);
-//name this stuff better and test if it needs to be refilled each time.
- struct ifreq *asdf;
- asdf=malloc(sizeof(struct ifreq));
+ struct ifreq *data;
+ data=malloc(sizeof(struct ifreq));
- memset(asdf,0,sizeof(struct ifreq));
- strcpy(asdf->ifr_name,argv[1]);
- printf("destroy: %d\n",ioctl(so_link,SIOCIFDESTROY,asdf));//destroy
+ memset(data,0,sizeof(struct ifreq));
+ strcpy(data->ifr_name,argv[1]);
+ data->ifr_value=so;
+ printf("gressock: %d\n",ioctl(so_inet,GRESSOCK,data));//set socket
- memset(asdf,0,sizeof(struct ifreq));
- strcpy(asdf->ifr_name,argv[1]);
- printf("create: %d\n",ioctl(so_link,SIOCIFCREATE,asdf));//create
-
- memset(asdf,0,sizeof(struct ifreq));
- strcpy(asdf->ifr_name,argv[1]);
- asdf->ifr_flags=IPPROTO_UDP;
- printf("proto: %d\n",ioctl(so_link,GRESPROTO,asdf));//link0 link2
-
- memset(asdf,0,sizeof(struct ifreq));
- strcpy(asdf->ifr_name,argv[1]);
- asdf->ifr_value=so;
- printf("gressock: %d\n",ioctl(so_inet,GRESSOCK,asdf));//set socket
+ free(data);
return 0;
}