Mercurial > dropbear
view tcpfwd.h @ 1631:292f79307600
fix some gcc warnings (#73)
* tweak string size
fix gcc8 warnings
```
svr-agentfwd.c: In function 'bindagent':
svr-agentfwd.c:254:53: warning: '%s' directive output may be truncated writing up to 107 bytes into a region of size between 0 and 107 [-Wformat-truncation=]
snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s", path, sockfile);
^~ ~~~~~~~~
svr-agentfwd.c:254:2: note: 'snprintf' output between 2 and 216 bytes into a destination of size 108
snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s", path, sockfile);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
```
* cleanup signed/unsigned comparison
fix gcc8 warnings
```
scp.c: In function 'do_local_cmd':
scp.c:132:17: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare]
for (i = 0; i < a->num; i++)
^
scpmisc.c: In function 'addargs':
scpmisc.c:161:25: warning: comparison of integer expressions of different signedness: 'int' and 'u_int' {aka 'unsigned int'} [-Wsign-compare]
} else if (args->num+2 >= nalloc)
^~
scpmisc.c: In function 'replacearg':
scpmisc.c:183:12: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare]
if (which >= args->num)
^~
scpmisc.c: In function 'freeargs':
scpmisc.c:196:17: warning: comparison of integer expressions of different signedness: 'u_int' {aka 'unsigned int'} and 'int' [-Wsign-compare]
for (i = 0; i < args->num; i++)
^
```
see https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/misc.h.diff?r1=1.16&r2=1.17
author | François Perrad <francois.perrad@gadz.org> |
---|---|
date | Wed, 20 Mar 2019 15:25:15 +0100 |
parents | 572a7aefa188 |
children | 1d86a58fb52d |
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/* * Dropbear - a SSH2 server * * Copyright (c) 2002,2003 Matt Johnston * All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef DROPBEAR_TCPFWD_H #define DROPBEAR_TCPFWD_H #include "channel.h" #include "list.h" #include "listener.h" struct TCPListener { /* For a direct-tcpip request, it's the addr/port we want the other * end to connect to */ char *sendaddr; unsigned int sendport; /* This is the address/port that we listen on. The address has special * meanings as per the rfc, "" for all interfaces, "localhost" for * localhost, or a normal interface name. */ char *listenaddr; unsigned int listenport; /* The address that the remote host asked to listen on */ char *request_listenaddr; const struct ChanType *chantype; enum {direct, forwarded} tcp_type; }; /* A forwarding entry */ struct TCPFwdEntry { const char *connectaddr; unsigned int connectport; const char *listenaddr; unsigned int listenport; unsigned int have_reply; /* is set to 1 after a reply has been received when setting up the forwarding */ }; /* Server */ void recv_msg_global_request_remotetcp(void); extern const struct ChanType svr_chan_tcpdirect; /* Client */ void setup_localtcp(void); void setup_remotetcp(void); extern const struct ChanType cli_chan_tcpremote; void cli_recv_msg_request_success(void); void cli_recv_msg_request_failure(void); /* Common */ int listen_tcpfwd(struct TCPListener* tcpinfo, struct Listener **ret_listener); int tcp_prio_inithandler(struct Channel* chan); /* A random identifier */ #define CHANNEL_ID_TCPFORWARDED 0x43612c67 #endif