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