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Levin Zimmermann
neoppod
Commits
1f89aa94
Commit
1f89aa94
authored
Aug 11, 2017
by
Kirill Smelkov
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parent
5f517fdc
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1 changed file
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31 additions
and
7 deletions
+31
-7
go/neo/pkt.go
go/neo/pkt.go
+31
-7
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go/neo/pkt.go
View file @
1f89aa94
...
...
@@ -22,6 +22,7 @@ package neo
import
(
"fmt"
"reflect"
"unsafe"
)
...
...
@@ -54,8 +55,7 @@ func (pkt *PktBuf) Payload() []byte {
}
// Strings dumps a packet
// XXX -> use .Dump() for full dump?
// Strings dumps a packet in human-readable form
func
(
pkt
*
PktBuf
)
String
()
string
{
if
len
(
pkt
.
Data
)
<
PktHeadLen
{
return
fmt
.
Sprintf
(
"(! < PktHeadLen) % x"
,
pkt
.
Data
)
...
...
@@ -65,15 +65,39 @@ func (pkt *PktBuf) String() string {
s
:=
fmt
.
Sprintf
(
".%d"
,
ntoh32
(
h
.
ConnId
))
msgCode
:=
ntoh16
(
h
.
MsgCode
)
msgLen
:=
ntoh32
(
h
.
MsgLen
)
data
:=
pkt
.
Payload
()
msgType
:=
msgTypeRegistry
[
msgCode
]
if
msgType
==
nil
{
s
+=
fmt
.
Sprintf
(
" ? (%d)"
,
msgCode
)
}
else
{
s
+=
fmt
.
Sprintf
(
" %s"
,
msgType
)
s
+=
fmt
.
Sprintf
(
" ? (%d) #%d [%d]: % x"
,
msgCode
,
msgLen
,
len
(
data
),
data
)
return
s
}
s
+=
fmt
.
Sprintf
(
" #%d | "
,
ntoh32
(
h
.
MsgLen
))
// XXX dup wrt Conn.Recv
msg
:=
reflect
.
New
(
msgType
)
.
Interface
()
.
(
Msg
)
n
,
err
:=
msg
.
neoMsgDecode
(
data
)
if
err
!=
nil
{
s
+=
fmt
.
Sprintf
(
" (%s) %v; #%d [%d]: % x"
,
msgType
,
err
,
msgLen
,
len
(
data
),
data
)
}
s
+=
fmt
.
Sprintf
(
" %s %+v"
,
msgType
.
Name
(),
msg
)
if
n
<
len
(
data
)
{
tail
:=
data
[
n
:
]
s
+=
fmt
.
Sprintf
(
" ; [%d]tail: % x"
,
len
(
tail
),
tail
)
}
s
+=
fmt
.
Sprintf
(
"% x"
,
pkt
.
Payload
())
// XXX better decode
return
s
}
// Dump dumps a packet in raw form
func
(
pkt
*
PktBuf
)
Dump
()
string
{
if
len
(
pkt
.
Data
)
<
PktHeadLen
{
return
fmt
.
Sprintf
(
"(! < PktHeadLen) % x"
,
pkt
.
Data
)
}
h
:=
pkt
.
Header
()
data
:=
pkt
.
Payload
()
return
fmt
.
Sprintf
(
".%d (%d) #%d [%d]: % x"
,
ntoh32
(
h
.
ConnId
),
ntoh16
(
h
.
MsgCode
),
ntoh32
(
h
.
MsgLen
),
len
(
data
),
data
)
}
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