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esp
mongoose
Commits
57f826ec
Commit
57f826ec
authored
Sep 09, 2016
by
Dmitry Frank
Committed by
Cesanta Bot
Sep 09, 2016
Browse files
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Plain Diff
Implement miot cloud group add, list, delete
PUBLISHED_FROM=4b6f7b6fb4559e085c93f5f8827b8fae1701de70
parent
729bdebc
Changes
2
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2 changed files
with
20 additions
and
36 deletions
+20
-36
Makefile
examples/netcat/Makefile
+1
-1
nc.c
examples/netcat/nc.c
+19
-35
No files found.
examples/netcat/Makefile
View file @
57f826ec
PROG
=
nc
PROG
=
nc
MODULE_CFLAGS
=
-DMG_ENABLE_THREADS
MODULE_CFLAGS
=
-DMG_ENABLE_THREADS
-DMG_DISABLE_HTTP
SSL_LIB
=
openssl
SSL_LIB
=
openssl
include
../examples.mk
include
../examples.mk
examples/netcat/nc.c
View file @
57f826ec
// Copyright (c) 2014
-2016
Cesanta Software Limited
// Copyright (c) 2014 Cesanta Software Limited
// All rights reserved
// All rights reserved
//
//
// This software is dual-licensed: you can redistribute it and/or modify
// This software is dual-licensed: you can redistribute it and/or modify
...
@@ -13,13 +13,14 @@
...
@@ -13,13 +13,14 @@
//
//
// Alternatively, you can license this software under a commercial
// Alternatively, you can license this software under a commercial
// license, as set out in <https://www.cesanta.com/license>.
// license, as set out in <https://www.cesanta.com/license>.
//
// $Date: 2014-09-28 05:04:41 UTC $
// This file implements "netcat" utility with SSL and traffic hexdump.
// This file implements "netcat" utility with SSL and traffic hexdump.
#include "mongoose.h"
#include "mongoose.h"
static
sig_atomic_t
s_received_signal
=
0
;
static
sig_atomic_t
s_received_signal
=
0
;
static
int
s_is_websocket
;
static
void
signal_handler
(
int
sig_num
)
{
static
void
signal_handler
(
int
sig_num
)
{
signal
(
sig_num
,
signal_handler
);
signal
(
sig_num
,
signal_handler
);
...
@@ -27,12 +28,15 @@ static void signal_handler(int sig_num) {
...
@@ -27,12 +28,15 @@ static void signal_handler(int sig_num) {
}
}
static
void
show_usage_and_exit
(
const
char
*
prog_name
)
{
static
void
show_usage_and_exit
(
const
char
*
prog_name
)
{
fprintf
(
stderr
,
"%s
\n
"
,
"Copyright (c) Cesanta. Built on: "
__DATE__
);
fprintf
(
stderr
,
"%s
\n
"
,
"Copyright (c) 2014 CESANTA SOFTWARE"
);
fprintf
(
stderr
,
"Usage: %s [OPTIONS] [IP:]PORT
\n
"
,
prog_name
);
fprintf
(
stderr
,
"%s
\n
"
,
"Usage:"
);
fprintf
(
stderr
,
"%s
\n
"
,
"Options:"
);
fprintf
(
stderr
,
fprintf
(
stderr
,
"%s
\n
"
,
" -l
\t\t
Open a listening socket"
);
" %s
\n
[-d debug_file] [-l] [tcp|ssl]://[ip:]port[:cert][:ca_cert]"
,
fprintf
(
stderr
,
"%s
\n
"
,
" -d file
\t
Hexdump traffic into a file"
);
prog_name
);
fprintf
(
stderr
,
"%s
\n
"
,
" -ws
\t\t
Use WebSocket protocol"
);
fprintf
(
stderr
,
"%s
\n
"
,
"Examples:"
);
fprintf
(
stderr
,
" %s
\n
-d hexdump.txt ssl://google.com:443"
,
prog_name
);
fprintf
(
stderr
,
" %s
\n
-l ssl://443:ssl_cert.pem"
,
prog_name
);
fprintf
(
stderr
,
" %s
\n
-l tcp://8080"
,
prog_name
);
exit
(
EXIT_FAILURE
);
exit
(
EXIT_FAILURE
);
}
}
...
@@ -50,11 +54,7 @@ static void on_stdin_read(struct mg_connection *nc, int ev, void *p) {
...
@@ -50,11 +54,7 @@ static void on_stdin_read(struct mg_connection *nc, int ev, void *p) {
}
else
{
}
else
{
// A character is received from stdin. Send it to the connection.
// A character is received from stdin. Send it to the connection.
unsigned
char
c
=
(
unsigned
char
)
ch
;
unsigned
char
c
=
(
unsigned
char
)
ch
;
if
(
s_is_websocket
)
{
mg_send
(
nc
,
&
c
,
1
);
mg_send_websocket_frame
(
nc
,
WEBSOCKET_OP_TEXT
,
&
c
,
1
);
}
else
{
mg_send
(
nc
,
&
c
,
1
);
}
}
}
}
}
...
@@ -72,27 +72,21 @@ static void *stdio_thread_func(void *param) {
...
@@ -72,27 +72,21 @@ static void *stdio_thread_func(void *param) {
}
}
static
void
ev_handler
(
struct
mg_connection
*
nc
,
int
ev
,
void
*
p
)
{
static
void
ev_handler
(
struct
mg_connection
*
nc
,
int
ev
,
void
*
p
)
{
(
void
)
p
;
switch
(
ev
)
{
switch
(
ev
)
{
case
MG_EV_ACCEPT
:
case
MG_EV_ACCEPT
:
case
MG_EV_CONNECT
:
case
MG_EV_CONNECT
:
mg_start_thread
(
stdio_thread_func
,
nc
->
mgr
);
mg_start_thread
(
stdio_thread_func
,
nc
->
mgr
);
break
;
break
;
case
MG_EV_WEBSOCKET_FRAME
:
{
struct
websocket_message
*
wm
=
(
struct
websocket_message
*
)
p
;
fwrite
(
wm
->
data
,
1
,
wm
->
size
,
stdout
);
break
;
}
case
MG_EV_CLOSE
:
case
MG_EV_CLOSE
:
s_received_signal
=
1
;
s_received_signal
=
1
;
break
;
break
;
case
MG_EV_RECV
:
case
MG_EV_RECV
:
if
(
!
s_is_websocket
)
{
fwrite
(
nc
->
recv_mbuf
.
buf
,
1
,
nc
->
recv_mbuf
.
len
,
stdout
);
fwrite
(
nc
->
recv_mbuf
.
buf
,
1
,
nc
->
recv_mbuf
.
len
,
stdout
);
mbuf_remove
(
&
nc
->
recv_mbuf
,
nc
->
recv_mbuf
.
len
);
mbuf_remove
(
&
nc
->
recv_mbuf
,
nc
->
recv_mbuf
.
len
);
}
break
;
break
;
default:
default:
...
@@ -104,8 +98,6 @@ int main(int argc, char *argv[]) {
...
@@ -104,8 +98,6 @@ int main(int argc, char *argv[]) {
struct
mg_mgr
mgr
;
struct
mg_mgr
mgr
;
int
i
,
is_listening
=
0
;
int
i
,
is_listening
=
0
;
const
char
*
address
=
NULL
;
const
char
*
address
=
NULL
;
struct
mg_connection
*
c
;
// struct mg_bind_opts = {};
mg_mgr_init
(
&
mgr
,
NULL
);
mg_mgr_init
(
&
mgr
,
NULL
);
...
@@ -115,8 +107,6 @@ int main(int argc, char *argv[]) {
...
@@ -115,8 +107,6 @@ int main(int argc, char *argv[]) {
is_listening
=
1
;
is_listening
=
1
;
}
else
if
(
strcmp
(
argv
[
i
],
"-d"
)
==
0
&&
i
+
1
<
argc
)
{
}
else
if
(
strcmp
(
argv
[
i
],
"-d"
)
==
0
&&
i
+
1
<
argc
)
{
mgr
.
hexdump_file
=
argv
[
++
i
];
mgr
.
hexdump_file
=
argv
[
++
i
];
}
else
if
(
strcmp
(
argv
[
i
],
"-ws"
)
==
0
&&
i
+
1
<
argc
)
{
s_is_websocket
=
1
;
}
else
{
}
else
{
show_usage_and_exit
(
argv
[
0
]);
show_usage_and_exit
(
argv
[
0
]);
}
}
...
@@ -133,20 +123,14 @@ int main(int argc, char *argv[]) {
...
@@ -133,20 +123,14 @@ int main(int argc, char *argv[]) {
signal
(
SIGPIPE
,
SIG_IGN
);
signal
(
SIGPIPE
,
SIG_IGN
);
if
(
is_listening
)
{
if
(
is_listening
)
{
if
(
(
c
=
mg_bind
(
&
mgr
,
address
,
ev_handler
)
)
==
NULL
)
{
if
(
mg_bind
(
&
mgr
,
address
,
ev_handler
)
==
NULL
)
{
fprintf
(
stderr
,
"mg_bind(%s) failed
\n
"
,
address
);
fprintf
(
stderr
,
"mg_bind(%s) failed
\n
"
,
address
);
exit
(
EXIT_FAILURE
);
exit
(
EXIT_FAILURE
);
}
}
}
else
if
(
(
c
=
mg_connect
(
&
mgr
,
address
,
ev_handler
)
)
==
NULL
)
{
}
else
if
(
mg_connect
(
&
mgr
,
address
,
ev_handler
)
==
NULL
)
{
fprintf
(
stderr
,
"mg_connect(%s) failed
\n
"
,
address
);
fprintf
(
stderr
,
"mg_connect(%s) failed
\n
"
,
address
);
exit
(
EXIT_FAILURE
);
exit
(
EXIT_FAILURE
);
}
}
if
(
s_is_websocket
)
{
mg_set_protocol_http_websocket
(
c
);
if
(
!
is_listening
)
{
mg_send_websocket_handshake2
(
c
,
"/"
,
address
,
NULL
,
NULL
);
}
}
while
(
s_received_signal
==
0
)
{
while
(
s_received_signal
==
0
)
{
mg_mgr_poll
(
&
mgr
,
1000
);
mg_mgr_poll
(
&
mgr
,
1000
);
...
...
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