aboutsummaryrefslogtreecommitdiff
path: root/misc/main.go
diff options
context:
space:
mode:
authorDimitri Sokolyuk <demon@dim13.org>2015-07-15 19:47:41 +0200
committerDimitri Sokolyuk <demon@dim13.org>2015-07-15 19:47:41 +0200
commitc6ba94c4087c2145639492a2fd21d647138a9a6d (patch)
treec3dc4f3d39f53e06c0e44f16343bf3499aec3e25 /misc/main.go
parente2e488e5afad6e584eea894b0de5c68b78bea5db (diff)
Separate helper network functions
Diffstat (limited to 'misc/main.go')
-rw-r--r--misc/main.go40
1 files changed, 7 insertions, 33 deletions
diff --git a/misc/main.go b/misc/main.go
index ecbb32e..4639621 100644
--- a/misc/main.go
+++ b/misc/main.go
@@ -1,12 +1,13 @@
package main
import (
- "encoding/binary"
"encoding/hex"
"flag"
"fmt"
"log"
"net"
+
+ "dim13.org/asn1/tde"
)
/* Limits
@@ -202,30 +203,6 @@ var ext = []byte{
* A0 00 MonitorFilter?
*/
-var nbo = binary.BigEndian // Network Byte Order
-
-func send(c net.Conn, b []byte) {
- size := int16(len(b))
- if err := binary.Write(c, nbo, size); err != nil {
- log.Fatal(err)
- }
- if err := binary.Write(c, nbo, b); err != nil {
- log.Fatal(err)
- }
-}
-
-func recv(c net.Conn) []byte {
- var size int16
- if err := binary.Read(c, nbo, &size); err != nil {
- log.Fatal(err)
- }
- r := make([]byte, size)
- if err := binary.Read(c, nbo, r); err != nil {
- log.Fatal(err)
- }
- return r
-}
-
func dump(b []byte) {
fmt.Println(hex.Dump(b))
}
@@ -233,8 +210,8 @@ func dump(b []byte) {
func Ask(c net.Conn, out []byte) []byte {
log.Println("Ask")
dump(out)
- send(c, out)
- in := recv(c)
+ tde.Send(c, out)
+ in := tde.Recv(c)
log.Printf("Packet length: 0x%.2X\n", len(in))
dump(in)
return in
@@ -242,20 +219,17 @@ func Ask(c net.Conn, out []byte) []byte {
func Status(c net.Conn) {
log.Println("Status")
- in := recv(c)
+ in := tde.Recv(c)
log.Printf("Packet length: 0x%.2X\n", len(in))
dump(in)
out := status
out[4] = in[4]
dump(out)
- send(c, out)
+ tde.Send(c, out)
}
func main() {
- conn, err := net.Dial("tcp", *service)
- if err != nil {
- log.Fatal(err)
- }
+ conn := tde.Dial(*service)
defer conn.Close()
Ask(conn, associate)