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Annotation of src/usr.bin/ssh/log-client.c, Revision 1.11

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"
1.11    ! deraadt    39: RCSID("$OpenBSD: log-client.c,v 1.10 2000/08/19 02:57:33 deraadt Exp $");
1.1       deraadt    40:
                     41: #include "xmalloc.h"
                     42: #include "ssh.h"
                     43:
1.3       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:
                     56:        case SYSLOG_LEVEL_ERROR:
                     57:        case SYSLOG_LEVEL_FATAL:
                     58:        case SYSLOG_LEVEL_INFO:
                     59:        case SYSLOG_LEVEL_VERBOSE:
                     60:        case SYSLOG_LEVEL_DEBUG:
                     61:                log_level = level;
                     62:                break;
                     63:        default:
                     64:                /* unchanged */
                     65:                break;
                     66:        }
1.1       deraadt    67: }
                     68:
1.7       deraadt    69: #define MSGBUFSIZ 1024
1.1       deraadt    70:
1.3       markus     71: void
                     72: do_log(LogLevel level, const char *fmt, va_list args)
1.1       deraadt    73: {
1.7       deraadt    74:        char msgbuf[MSGBUFSIZ];
1.1       deraadt    75:
1.5       markus     76:        if (level > log_level)
                     77:                return;
                     78:        if (level == SYSLOG_LEVEL_DEBUG)
                     79:                fprintf(stderr, "debug: ");
                     80:        vsnprintf(msgbuf, sizeof(msgbuf), fmt, args);
1.10      deraadt    81:        fprintf(stderr, "%s\r\n", msgbuf);
1.1       deraadt    82: }