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From: Huang Shijie <shijie.huang@arm.com>
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Subject: [Minios-devel] Fwd: lwip tcp socket in mini-os in xen 4.6.6
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--f403045f715cfb17520556d9ab23
Content-Type: text/plain; charset="UTF-8"

I have some trouble with lwip in minios-devel. Hope someone to help me to
sovle this.

I have set up a tcp/ip server listening in the dom0. I want to use lwip to
connect to the server.
I can`t use the tcp/ip to connect which is in dom0.


the error is that:

Initialising scheduler
Thread "Idle": pointer: 0x0x2000802050, stack: 0x0x110000
Thread "xenstore": pointer: 0x0x2000802800, stack: 0x0x120000
xenbus initialised on irq 1 mfn 0x1196ef
Thread "shutdown": pointer: 0x0x2000802fb0, stack: 0x0x130000
main.c: dummy main: start_info=0xc8be0
Thread "main": pointer: 0x0x2000803760, stack: 0x0x140000
[main] Waiting for network.
************************ NETFRONT for device/vif/0 **********


net TX ring size 256
net RX ring size 256
backend at /local/domain/0/backend/vif/3/0
mac is 00:16:3e:68:43:99
**************************
[main] IP ac150512 netmask ffff0000 gateway 0.
[main] TCP/IP bringup begins.
Thread "tcpip_thread": pointer: 0x0x20008064e0, stack: 0x0x250000
[tcpip_thread] TCP/IP bringup ends.
[main] Network is ready.
"main"
Hello, world!
0
7e0515ac
socket -> 3

*connect error!: Software caused connection abort*

close(0)
close(1)
close(2)
close(3)
main returned -1
close network: backend at /local/domain/0/backend/vif/3/0
Do_exit called!
base is 0x14fee0 caller is 0x65d04
base is 0x14fef0 caller is 0x4b087
base is 0x14ff10 caller is 0x4b93a
base is 0x14ff40 caller is 0x668ab
base is 0x14ff60 caller is 0x4b8b5
base is 0x14ffe0 caller is 0x3423



my environment is below:

my dom0 has xenbr0.
xenbr0 : ip is 172.21.5.126

the minios.conf is below:
-------------------------------------minios.conf------------
---------------------------------------------
name="minios"
kernel="/home/huanghaoxiang/xen-RELEASE-4.6.6/stubdom/
mini-os-x86_64-c/mini-os.gz"
memory=8
vif=['mac=00:16:3e:68:43:99,ip=172.21.5.18,bridge=xenbr0']

#disk=["file:/home/test/vtpm/test.img,hda,w"]
#on_crash='preserve'
-------------------------------------minios.conf------------
---------------------------------------------

Im write a tcp connection to test the connectivity in
Xen-Release-4.6.6 /stubdom/c/main.c

----------------------------------minios.c
CONFIG_LWIP=y
CONFIG_XC=y

----------------------------------main.c--------------------
----------------------------------
int main(void) {
struct sockaddr_in sockaddr;
int sockfd, connectfd, ret;
sleep(2);
printf("Hello, world!\n");
sockfd = connectfd = -1;
ret = 0;
sleep(5);
bzero(&sockaddr, sizeof(sockaddr));
sockaddr.sin_family = AF_INET;
sockaddr.sin_port = htons(13000);
printf("%0x\n", sockaddr.sin_addr.s_addr);
if ((ret = inet_aton("172.21.5.126", &sockaddr.sin_addr)) < 0)
{
perror("ip");
return -1;

}
printf("%0x\n", sockaddr.sin_addr.s_addr);

if ((sockfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
{
perror("socket");
return -1;

}

if ((connectfd = connect(sockfd, (struct sockaddr *)&sockaddr,
sizeof(sockaddr))) < 0)
{
perror("connect error!");
return -1;
} else
{
printf("connnect succuse\n");
}
close(connectfd);
while (1)
{
sleep(2);
printf("Hello, world!\n");
}
return 0;
}
----------------------------------------------main.c--------
---------------------------------------------

--f403045f715cfb17520556d9ab23
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr"><div class=3D"gmail_quote"><div dir=3D"ltr">I have some tr=
ouble with lwip in minios-devel. Hope someone to help me to sovle this.<div=
><br></div><div>I have set up a tcp/ip server listening in the dom0. I want=
 to use lwip to connect to the server.</div><div>I can`t use the tcp/ip to =
connect which is in dom0.</div><div><br></div><div><br></div><div>the error=
 is that:</div><div><br></div><div><div>Initialising scheduler</div><div>Th=
read &quot;Idle&quot;: pointer: 0x0x2000802050, stack: 0x0x110000</div><div=
>Thread &quot;xenstore&quot;: pointer: 0x0x2000802800, stack: 0x0x120000</d=
iv><div>xenbus initialised on irq 1 mfn 0x1196ef</div><div>Thread &quot;shu=
tdown&quot;: pointer: 0x0x2000802fb0, stack: 0x0x130000</div><div>main.c: d=
ummy main: start_info=3D0xc8be0</div><div>Thread &quot;main&quot;: pointer:=
 0x0x2000803760, stack: 0x0x140000</div><div>[main] Waiting for network.</d=
iv><div>************************ NETFRONT for device/vif/0 **********</div>=
<div><br></div><div><br></div><div>net TX ring size 256</div><div>net RX ri=
ng size 256</div><div>backend at /local/domain/0/backend/vif/3/<wbr>0</div>=
<div>mac is 00:16:3e:68:43:99</div><div>**************************</div><di=
v>[main] IP ac150512 netmask ffff0000 gateway 0.</div><div>[main] TCP/IP br=
ingup begins.</div><div>Thread &quot;tcpip_thread&quot;: pointer: 0x0x20008=
064e0, stack: 0x0x250000</div><div>[tcpip_thread] TCP/IP bringup ends.</div=
><div>[main] Network is ready.</div><div>&quot;main&quot;=C2=A0</div><div>H=
ello, world!</div><div>0</div><div>7e0515ac</div><div>socket -&gt; 3</div><=
div><br></div><div><b>connect error!: Software caused connection abort</b><=
/div><div><b><br></b></div><div>close(0)</div><div>close(1)</div><div>close=
(2)</div><div>close(3)</div><div>main returned -1</div><div>close network: =
backend at /local/domain/0/backend/vif/3/<wbr>0</div><div>Do_exit called!</=
div><div>base is 0x14fee0 caller is 0x65d04</div><div>base is 0x14fef0 call=
er is 0x4b087</div><div>base is 0x14ff10 caller is 0x4b93a</div><div>base i=
s 0x14ff40 caller is 0x668ab</div><div>base is 0x14ff60 caller is 0x4b8b5</=
div><div>base is 0x14ffe0 caller is 0x3423</div></div><div><br></div><div><=
br></div><div><br></div><div>my environment is below:</div><div><br></div><=
div>my dom0 has xenbr0.</div><div>xenbr0 : ip is 172.21.5.126</div><div><br=
></div><div>the minios.conf is below:</div><div>---------------------------=
---<wbr>-------minios.conf------------<wbr>------------------------------<w=
br>---------------</div><div><div>name=3D&quot;minios&quot;</div><div>kerne=
l=3D&quot;/home/huanghaoxiang/<wbr>xen-RELEASE-4.6.6/stubdom/<wbr>mini-os-x=
86_64-c/mini-os.gz&quot;</div><div>memory=3D8</div><div>vif=3D[&#39;mac=3D0=
0:16:3e:68:43:99,<wbr>ip=3D172.21.5.18,bridge=3Dxenbr0&#39;]</div><div><br>=
</div><div>#disk=3D[&quot;file:/home/test/vtpm/<wbr>test.img,hda,w&quot;]</=
div><div>#on_crash=3D&#39;preserve&#39;</div></div><div><div>--------------=
----------------<wbr>-------minios.conf------------<wbr>-------------------=
-----------<wbr>---------------</div><div></div></div><div><br></div><div>I=
m write a tcp connection to test the connectivity in Xen-Release-4.6.6=C2=
=A0/stubdom/c/<wbr>main.c</div><div><br></div><div>------------------------=
------<wbr>----minios.c</div><div><div>CONFIG_LWIP=3Dy</div><div>CONFIG_XC=
=3Dy</div></div><div><br></div><div>------------------------------<wbr>----=
main.c--------------------<wbr>------------------------------<wbr>----</div=
><div><div>int main(void) {</div><div><span style=3D"white-space:pre-wrap">=
	</span>struct sockaddr_in sockaddr;</div><div><span style=3D"white-space:p=
re-wrap">	</span>int sockfd, connectfd, ret;</div><div><span style=3D"white=
-space:pre-wrap">	</span>sleep(2);</div><div><span style=3D"white-space:pre=
-wrap">	</span>printf(&quot;Hello, world!\n&quot;);</div><div><span style=
=3D"white-space:pre-wrap">	</span>sockfd =3D connectfd =3D -1;</div><div><s=
pan style=3D"white-space:pre-wrap">	</span>ret =3D 0;</div><div><span style=
=3D"white-space:pre-wrap">	</span>sleep(5);</div><div><span style=3D"white-=
space:pre-wrap">	</span>bzero(&amp;sockaddr, sizeof(sockaddr));</div><div><=
span style=3D"white-space:pre-wrap">	</span>sockaddr.sin_family =3D AF_INET=
;</div><div><span style=3D"white-space:pre-wrap">	</span>sockaddr.sin_port =
=3D htons(13000);</div><div><span style=3D"white-space:pre-wrap">	</span>pr=
intf(&quot;%0x\n&quot;, sockaddr.sin_addr.s_addr);</div><div><span style=3D=
"white-space:pre-wrap">	</span>if ((ret =3D inet_aton(&quot;172.21.5.126&qu=
ot;, &amp;sockaddr.sin_addr)) &lt; 0)=C2=A0</div><div><span style=3D"white-=
space:pre-wrap">	</span>{</div><div><span style=3D"white-space:pre-wrap">		=
</span>perror(&quot;ip&quot;); =C2=A0 =C2=A0=C2=A0</div><div><span style=3D=
"white-space:pre-wrap">		</span>return -1;</div><div><br></div><div><span s=
tyle=3D"white-space:pre-wrap">	</span>}</div><div><span style=3D"white-spac=
e:pre-wrap">	</span>printf(&quot;%0x\n&quot;, sockaddr.sin_addr.s_addr);</d=
iv><div><br></div><div><span style=3D"white-space:pre-wrap">	</span>if ((so=
ckfd =3D socket(AF_INET, SOCK_STREAM, 0)) &lt; 0)=C2=A0</div><div><span sty=
le=3D"white-space:pre-wrap">	</span>{</div><div><span style=3D"white-space:=
pre-wrap">		</span>perror(&quot;socket&quot;); =C2=A0 =C2=A0=C2=A0</div><di=
v><span style=3D"white-space:pre-wrap">		</span>return -1;</div><div><br></=
div><div><span style=3D"white-space:pre-wrap">	</span>}</div><div><br></div=
><div><span style=3D"white-space:pre-wrap">	</span>if ((connectfd =3D conne=
ct(sockfd, (struct sockaddr *)&amp;sockaddr, sizeof(sockaddr))) &lt; 0)</di=
v><div><span style=3D"white-space:pre-wrap">	</span>{</div><div><span style=
=3D"white-space:pre-wrap">		</span>perror(&quot;connect error!&quot;); =C2=
=A0 =C2=A0=C2=A0</div><div><span style=3D"white-space:pre-wrap">		</span>re=
turn -1;</div><div><span style=3D"white-space:pre-wrap">	</span>} else</div=
><div><span style=3D"white-space:pre-wrap">	</span>{</div><div><span style=
=3D"white-space:pre-wrap">		</span>printf(&quot;connnect succuse\n&quot;);<=
/div><div><span style=3D"white-space:pre-wrap">	</span>}</div><div><span st=
yle=3D"white-space:pre-wrap">	</span>close(connectfd);</div><div><span styl=
e=3D"white-space:pre-wrap">	</span>while (1)</div><div><span style=3D"white=
-space:pre-wrap">	</span>{</div><div><span style=3D"white-space:pre-wrap">	=
	</span>sleep(2);</div><div><span style=3D"white-space:pre-wrap">		</span>p=
rintf(&quot;Hello, world!\n&quot;);</div><div><span style=3D"white-space:pr=
e-wrap">	</span>}</div><div><span style=3D"white-space:pre-wrap">	</span>re=
turn 0;</div><div>}</div></div><div>------------------------------<wbr>----=
------------main.c--------<wbr>------------------------------<wbr>---------=
------</div></div>
</div><br></div>

--f403045f715cfb17520556d9ab23--


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Subject: Re: [Minios-devel] Fwd: lwip tcp socket in mini-os in xen 4.6.6
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From: Seth Yang <lightningkay1989@gmail.com>
Date: Fri, 18 Aug 2017 21:24:50 +0800
Message-ID: <CAPVX61kz_fm9xmFgdnWB=4WY0XYYKUub31w7ArbxR_ueLqUzpQ@mail.gmail.com>
To: Samuel Thibault <samuel.thibault@ens-lyon.org>,
 Seth Yang <lightningkay1989@gmail.com>, minios-devel@lists.xenproject.org
Subject: Re: [Minios-devel] Fwd: lwip tcp socket in mini-os in xen 4.6.6
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I dont have a tpm hardware chip, So I want  to transimit  the
command  which is the vtpmmgr access the hardware tpm with the lwip
socket to the tpm emulator which I set up is in the dom0. On the present,
Im in trouble with lwip.
When I search the vtpmmgr source code. I see there is an another way to
access tpm with tpmfront.

As I know the vtpm is use tpm emulator. I also want to the vtpmmgr to
access a tpm emualtor
My question is  How to configure the vtpmmgr to access a tpm emulator with
tpmfront in mini-os ?

if  I configure a item in vtpmmgr

extra=3D"tpmdriver=3Dtpmfront"

How to use tpmfront to access tpm emulator(tpm emulator or swtpm)

Or other ways to configure the vtpmmgr to access a tpm emulator.


2017-08-17 20:21 GMT+08:00 Samuel Thibault <samuel.thibault@ens-lyon.org>:

> Hello,
>
> Seth Yang, on mer. 16 ao=C3=BBt 2017 15:16:16 +0800, wrote:
> > connect error!: Software caused connection abort
>
> You could check with tcpdump on the vif what actually happens on the
> wire.
>
> Samuel
>

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<div dir=3D"ltr">I dont have a tpm hardware chip, So I want =C2=A0to transi=
mit =C2=A0the command=C2=A0=C2=A0which is the vtpmmgr access the hardware t=
pm with the lwip socket=C2=A0to the tpm emulator which I set up is in the d=
om0. On the present, Im in trouble with lwip.<div>When I search the vtpmmgr=
 source code. I see there is an another way to access tpm with tpmfront.</d=
iv><div><br></div><div>As I know the vtpm is use tpm emulator. I also want =
to the vtpmmgr to access a tpm emualtor=C2=A0</div><div>My question is =C2=
=A0How to configure the vtpmmgr to access a tpm emulator with tpmfront in m=
ini-os ? =C2=A0=C2=A0</div><div><br></div><div>if =C2=A0I configure a item =
in vtpmmgr =C2=A0</div><div><br></div><div>extra=3D&quot;<span style=3D"col=
or:rgb(0,0,0);font-family:monospace;font-size:12px;white-space:pre">tpmdriv=
er=3Dtpmfront&quot;</span></div><div><span style=3D"color:rgb(0,0,0);font-f=
amily:monospace;font-size:12px;white-space:pre"><br></span></div><div>How t=
o use tpmfront to access tpm emulator(tpm emulator or swtpm)</div><div><br>=
</div><div>Or other ways to configure the vtpmmgr to access a tpm emulator.=
</div><div><br></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quo=
te">2017-08-17 20:21 GMT+08:00 Samuel Thibault <span dir=3D"ltr">&lt;<a hre=
f=3D"mailto:samuel.thibault@ens-lyon.org" target=3D"_blank">samuel.thibault=
@ens-lyon.org</a>&gt;</span>:<br><blockquote class=3D"gmail_quote" style=3D=
"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-le=
ft:1ex">Hello,<br>
<span class=3D"gmail-"><br>
Seth Yang, on mer. 16 ao=C3=BBt 2017 15:16:16 +0800, wrote:<br>
&gt; connect error!: Software caused connection abort<br>
<br>
</span>You could check with tcpdump on the vif what actually happens on the=
<br>
wire.<br>
<span class=3D"gmail-HOEnZb"><font color=3D"#888888"><br>
Samuel<br>
</font></span></blockquote></div><br></div></div>

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