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Added a telnet_connect() function

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This commit is contained in:
adamdunkels 2009-03-05 23:56:56 +00:00
parent 482de817e0
commit 6d545730ba
2 changed files with 42 additions and 29 deletions
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45
apps/telnet/telnet.c
View File

@ -1,18 +1,18 @@
/*
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
@ -24,11 +24,11 @@
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This file is part of the uIP TCP/IP stack.
*
* $Id: telnet.c,v 1.1 2006/06/17 22:41:13 adamdunkels Exp $
* $Id: telnet.c,v 1.2 2009/03/05 23:56:56 adamdunkels Exp $
*
*/
@ -50,7 +50,7 @@ telnet_send(struct telnet_state *s, char *text, u16_t len)
return 1;
}
s->text = text;
s->textlen = len;
s->textlen = len;
s->sentlen = 0;
return 0;
}
@ -76,7 +76,7 @@ telnet_abort(struct telnet_state *s)
}
/*-----------------------------------------------------------------------------------*/
static void
acked(struct telnet_state *s)
acked(struct telnet_state *s)
{
s->textlen -= s->sentlen;
if(s->textlen == 0) {
@ -89,7 +89,7 @@ acked(struct telnet_state *s)
}
/*-----------------------------------------------------------------------------------*/
static void
senddata(struct telnet_state *s)
senddata(struct telnet_state *s)
{
if(s->text == NULL) {
uip_send(s->text, 0);
@ -103,6 +103,18 @@ senddata(struct telnet_state *s)
uip_send(s->text, s->sentlen);
}
/*-----------------------------------------------------------------------------------*/
struct telnet_state *
telnet_connect(struct telnet_state *s, uip_ipaddr_t *addr, u16_t port)
{
struct uip_conn *conn;
conn = tcp_connect(addr, htons(port), s);
if(conn == NULL) {
return NULL;
}
return s;
}
/*-----------------------------------------------------------------------------------*/
void
telnet_app(void *ts)
{
@ -126,7 +138,6 @@ telnet_app(void *ts)
telnet_timedout(s);
}
if(s->flags & FLAG_CLOSE) {
uip_close();
return;
@ -145,7 +156,7 @@ telnet_app(void *ts)
uip_newdata() ||
uip_acked()) {
senddata(s);
} else if(uip_poll()) {
} else if(uip_poll()) {
senddata(s);
}
}

26
apps/telnet/telnet.h
View File

@ -1,18 +1,18 @@
/*
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
@ -24,11 +24,11 @@
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This file is part of the uIP TCP/IP stack.
*
* $Id: telnet.h,v 1.1 2006/06/17 22:41:13 adamdunkels Exp $
* $Id: telnet.h,v 1.2 2009/03/05 23:56:56 adamdunkels Exp $
*
*/
#ifndef __TELNET_H__
@ -48,6 +48,8 @@ void telnet_app(void *s);
unsigned char telnet_send(struct telnet_state *s, char *text, u16_t len);
unsigned char telnet_close(struct telnet_state *s);
unsigned char telnet_abort(struct telnet_state *s);
struct telnet_state *telnet_connect(struct telnet_state *s, uip_ipaddr_t *addr, u16_t port);
/* Callbacks, implemented by the caller. */
void telnet_connected(struct telnet_state *s);