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Annotation of src/usr.bin/ssh/log-client.c, Revision 1.14

1.1       deraadt     1: /*
1.6       deraadt     2:  * Author: Tatu Ylonen <ylo@cs.hut.fi>
                      3:  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
                      4:  *                    All rights reserved
                      5:  * Client-side versions of debug(), log(), etc.  These print to stderr.
                      6:  * This is a stripped down version of log-server.c.
1.8       markus      7:  *
1.11      deraadt     8:  * As far as I am concerned, the code I have written for this software
                      9:  * can be used freely for any purpose.  Any derived versions of this
                     10:  * software must be clearly marked as such, and if the derived work is
                     11:  * incompatible with the protocol description in the RFC file, it must be
                     12:  * called by a name other than "ssh" or "Secure Shell".
                     13:  *
                     14:  *
                     15:  * Copyright (c) 2000 Markus Friedl.  All rights reserved.
                     16:  *
                     17:  * Redistribution and use in source and binary forms, with or without
                     18:  * modification, are permitted provided that the following conditions
                     19:  * are met:
                     20:  * 1. Redistributions of source code must retain the above copyright
                     21:  *    notice, this list of conditions and the following disclaimer.
                     22:  * 2. Redistributions in binary form must reproduce the above copyright
                     23:  *    notice, this list of conditions and the following disclaimer in the
                     24:  *    documentation and/or other materials provided with the distribution.
                     25:  *
                     26:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     27:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     28:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     29:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     30:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     31:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     32:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     33:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     34:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     35:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.6       deraadt    36:  */
1.1       deraadt    37:
                     38: #include "includes.h"
1.14    ! markus     39: RCSID("$OpenBSD: log-client.c,v 1.13 2001/01/07 11:28:04 markus Exp $");
1.1       deraadt    40:
                     41: #include "xmalloc.h"
                     42: #include "ssh.h"
                     43:
1.14    ! markus     44: static LogLevel log_level = SYSLOG_LEVEL_INFO;
1.1       deraadt    45:
1.3       markus     46: /* Initialize the log.
1.5       markus     47:  *   av0       program name (should be argv[0])
                     48:  *   level     logging level
                     49:  */
1.1       deraadt    50:
1.3       markus     51: void
                     52: log_init(char *av0, LogLevel level, SyslogFacility ignored1, int ignored2)
1.1       deraadt    53: {
1.5       markus     54:        switch (level) {
                     55:        case SYSLOG_LEVEL_QUIET:
1.13      markus     56:        case SYSLOG_LEVEL_FATAL:
1.5       markus     57:        case SYSLOG_LEVEL_ERROR:
1.14    ! markus     58:        case SYSLOG_LEVEL_INFO:
1.5       markus     59:        case SYSLOG_LEVEL_VERBOSE:
1.12      markus     60:        case SYSLOG_LEVEL_DEBUG1:
                     61:        case SYSLOG_LEVEL_DEBUG2:
                     62:        case SYSLOG_LEVEL_DEBUG3:
1.5       markus     63:                log_level = level;
                     64:                break;
                     65:        default:
                     66:                /* unchanged */
                     67:                break;
                     68:        }
1.1       deraadt    69: }
                     70:
1.7       deraadt    71: #define MSGBUFSIZ 1024
1.1       deraadt    72:
1.3       markus     73: void
                     74: do_log(LogLevel level, const char *fmt, va_list args)
1.1       deraadt    75: {
1.7       deraadt    76:        char msgbuf[MSGBUFSIZ];
1.1       deraadt    77:
1.5       markus     78:        if (level > log_level)
                     79:                return;
1.12      markus     80:        if (level >= SYSLOG_LEVEL_DEBUG1)
1.5       markus     81:                fprintf(stderr, "debug: ");
                     82:        vsnprintf(msgbuf, sizeof(msgbuf), fmt, args);
1.10      deraadt    83:        fprintf(stderr, "%s\r\n", msgbuf);
1.1       deraadt    84: }