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https://github.com/topjohnwu/ndk-busybox.git
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6317c4baf7
klogd (as it should be).
196 lines
5.5 KiB
C
196 lines
5.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* Mini logger implementation for busybox
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*
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* Copyright (C) 1999,2000,2001 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdlib.h>
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#include "busybox.h"
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#if !defined BB_SYSLOGD
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#define SYSLOG_NAMES
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#include <sys/syslog.h>
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#else
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/* We have to do this since the header file defines static
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* structures. Argh.... bad libc, bad, bad...
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*/
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#include <sys/syslog.h>
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typedef struct _code {
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char *c_name;
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int c_val;
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} CODE;
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extern CODE prioritynames[];
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extern CODE facilitynames[];
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#endif
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/* Decode a symbolic name to a numeric value
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* this function is based on code
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Original copyright notice is retained at the end of this file.
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*/
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static int decode(char *name, CODE * codetab)
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{
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CODE *c;
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if (isdigit(*name))
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return (atoi(name));
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for (c = codetab; c->c_name; c++) {
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if (!strcasecmp(name, c->c_name)) {
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return (c->c_val);
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}
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}
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return (-1);
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}
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/* Decode a symbolic name to a numeric value
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* this function is based on code
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Original copyright notice is retained at the end of this file.
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*/
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static int pencode(char *s)
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{
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char *save;
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int lev, fac = LOG_USER;
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for (save = s; *s && *s != '.'; ++s);
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if (*s) {
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*s = '\0';
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fac = decode(save, facilitynames);
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if (fac < 0)
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error_msg_and_die("unknown facility name: %s", save);
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*s++ = '.';
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} else {
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s = save;
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}
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lev = decode(s, prioritynames);
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if (lev < 0)
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error_msg_and_die("unknown priority name: %s", save);
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return ((lev & LOG_PRIMASK) | (fac & LOG_FACMASK));
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}
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extern int logger_main(int argc, char **argv)
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{
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int pri = LOG_USER | LOG_NOTICE;
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int option = 0;
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int c, i, len, opt;
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char *message=NULL, buf[1024], name[128];
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/* Fill out the name string early (may be overwritten later) */
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my_getpwuid(name, geteuid());
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/* Parse any options */
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while ((opt = getopt(argc, argv, "p:st:")) > 0) {
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switch (opt) {
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case 's':
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option |= LOG_PERROR;
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break;
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case 'p':
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pri = pencode(optarg);
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break;
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case 't':
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strncpy(name, optarg, sizeof(name));
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break;
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default:
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show_usage();
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}
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}
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if (optind == argc) {
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/* read from stdin */
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i = 0;
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while ((c = getc(stdin)) != EOF && i < sizeof(buf)) {
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buf[i++] = c;
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}
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buf[i++] = '\0';
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message = buf;
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} else {
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len = 1; /* for the '\0' */
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message=xcalloc(1, 1);
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for (i = optind; i < argc; i++) {
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len += strlen(argv[i]);
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len += 1; /* for the space between the args */
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message = xrealloc(message, len);
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strcat(message, argv[i]);
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strcat(message, " ");
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}
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message[strlen(message)-1] = '\0';
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}
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/*openlog(name, option, (pri | LOG_FACMASK));
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syslog(pri, "%s", message);
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closelog();*/
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syslog_msg_with_name(name,(pri | LOG_FACMASK),pri,message);
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return EXIT_SUCCESS;
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}
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/*-
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* Copyright (c) 1983, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This is the original license statement for the decode and pencode functions.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. <BSD Advertising Clause omitted per the July 22, 1999 licensing change
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* ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change>
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*
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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