view debug.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 5916af64acd4
children e05c0e394f1d
line wrap: on
line source

/*
 * 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_DEBUG_H_
#define DROPBEAR_DEBUG_H_

#include "includes.h"

/* Debugging */

/* Work well for valgrind - don't clear environment, be nicer with signals
 * etc. Don't use this normally, it might cause problems */
/* #define DEBUG_VALGRIND */

/* All functions writing to the cleartext payload buffer call
 * CHECKCLEARTOWRITE() before writing. This is only really useful if you're
 * attempting to track down a problem */
/*#define CHECKCLEARTOWRITE() assert(ses.writepayload->len == 0 && \
		ses.writepayload->pos == 0)*/

#ifndef CHECKCLEARTOWRITE
#define CHECKCLEARTOWRITE()
#endif

/* Define this, compile with -pg and set GMON_OUT_PREFIX=gmon to get gmon
 * output when Dropbear forks. This will allow it gprof to be used.
 * It's useful to run dropbear -F, so you don't fork as much */
/* (This is Linux specific) */
/*#define DEBUG_FORKGPROF*/

/* A couple of flags, not usually useful, and mightn't do anything */

/*#define DEBUG_KEXHASH*/
/*#define DEBUG_RSA*/

/* you don't need to touch this block */
#if DEBUG_TRACE
extern int debug_trace;
#define TRACE(X) dropbear_trace X;
#define TRACE2(X) dropbear_trace2 X;
#else /*DEBUG_TRACE*/
#define TRACE(X)
#define TRACE2(X)
#endif /*DEBUG_TRACE*/

/* To debug with GDB it is easier to run with no forking of child processes.
   You will need to pass "-F" as well. */
/* #define DEBUG_NOFORK */


/* For testing as non-root on shadowed systems, include the crypt of a password
 * here. You can then log in as any user with this password. Ensure that you
 * make your own password, and are careful about using this. This will also
 * disable some of the chown pty code etc*/
/* #define DEBUG_HACKCRYPT "hL8nrFDt0aJ3E" */ /* this is crypt("password") */

#endif