diff options
Diffstat (limited to 'crypto/openssh/log.c')
| -rw-r--r-- | crypto/openssh/log.c | 400 |
1 files changed, 0 insertions, 400 deletions
diff --git a/crypto/openssh/log.c b/crypto/openssh/log.c deleted file mode 100644 index 84e4ce0ac105a..0000000000000 --- a/crypto/openssh/log.c +++ /dev/null @@ -1,400 +0,0 @@ -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - */ -/* - * Copyright (c) 2000 Markus Friedl. All rights reserved. - * - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. - */ - -#include "includes.h" -RCSID("$OpenBSD: log.c,v 1.25 2003/01/11 18:29:43 markus Exp $"); - -#include "log.h" -#include "xmalloc.h" - -#include <syslog.h> - -static LogLevel log_level = SYSLOG_LEVEL_INFO; -static int log_on_stderr = 1; -static int log_facility = LOG_AUTH; -static char *argv0; - -extern char *__progname; - -/* textual representation of log-facilities/levels */ - -static struct { - const char *name; - SyslogFacility val; -} log_facilities[] = { - { "DAEMON", SYSLOG_FACILITY_DAEMON }, - { "USER", SYSLOG_FACILITY_USER }, - { "AUTH", SYSLOG_FACILITY_AUTH }, -#ifdef LOG_AUTHPRIV - { "AUTHPRIV", SYSLOG_FACILITY_AUTHPRIV }, -#endif - { "LOCAL0", SYSLOG_FACILITY_LOCAL0 }, - { "LOCAL1", SYSLOG_FACILITY_LOCAL1 }, - { "LOCAL2", SYSLOG_FACILITY_LOCAL2 }, - { "LOCAL3", SYSLOG_FACILITY_LOCAL3 }, - { "LOCAL4", SYSLOG_FACILITY_LOCAL4 }, - { "LOCAL5", SYSLOG_FACILITY_LOCAL5 }, - { "LOCAL6", SYSLOG_FACILITY_LOCAL6 }, - { "LOCAL7", SYSLOG_FACILITY_LOCAL7 }, - { NULL, SYSLOG_FACILITY_NOT_SET } -}; - -static struct { - const char *name; - LogLevel val; -} log_levels[] = -{ - { "QUIET", SYSLOG_LEVEL_QUIET }, - { "FATAL", SYSLOG_LEVEL_FATAL }, - { "ERROR", SYSLOG_LEVEL_ERROR }, - { "INFO", SYSLOG_LEVEL_INFO }, - { "VERBOSE", SYSLOG_LEVEL_VERBOSE }, - { "DEBUG", SYSLOG_LEVEL_DEBUG1 }, - { "DEBUG1", SYSLOG_LEVEL_DEBUG1 }, - { "DEBUG2", SYSLOG_LEVEL_DEBUG2 }, - { "DEBUG3", SYSLOG_LEVEL_DEBUG3 }, - { NULL, SYSLOG_LEVEL_NOT_SET } -}; - -SyslogFacility -log_facility_number(char *name) -{ - int i; - - if (name != NULL) - for (i = 0; log_facilities[i].name; i++) - if (strcasecmp(log_facilities[i].name, name) == 0) - return log_facilities[i].val; - return SYSLOG_FACILITY_NOT_SET; -} - -LogLevel -log_level_number(char *name) -{ - int i; - - if (name != NULL) - for (i = 0; log_levels[i].name; i++) - if (strcasecmp(log_levels[i].name, name) == 0) - return log_levels[i].val; - return SYSLOG_LEVEL_NOT_SET; -} - -/* Error messages that should be logged. */ - -void -error(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_ERROR, fmt, args); - va_end(args); -} - -/* Log this message (information that usually should go to the log). */ - -void -log(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_INFO, fmt, args); - va_end(args); -} - -/* More detailed messages (information that does not need to go to the log). */ - -void -verbose(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_VERBOSE, fmt, args); - va_end(args); -} - -/* Debugging messages that should not be logged during normal operation. */ - -void -debug(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_DEBUG1, fmt, args); - va_end(args); -} - -void -debug2(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_DEBUG2, fmt, args); - va_end(args); -} - -void -debug3(const char *fmt,...) -{ - va_list args; - - va_start(args, fmt); - do_log(SYSLOG_LEVEL_DEBUG3, fmt, args); - va_end(args); -} - -/* Fatal cleanup */ - -struct fatal_cleanup { - struct fatal_cleanup *next; - void (*proc) (void *); - void *context; -}; - -static struct fatal_cleanup *fatal_cleanups = NULL; - -/* Registers a cleanup function to be called by fatal() before exiting. */ - -void -fatal_add_cleanup(void (*proc) (void *), void *context) -{ - struct fatal_cleanup *cu; - - cu = xmalloc(sizeof(*cu)); - cu->proc = proc; - cu->context = context; - cu->next = fatal_cleanups; - fatal_cleanups = cu; -} - -/* Removes a cleanup frunction to be called at fatal(). */ - -void -fatal_remove_cleanup(void (*proc) (void *context), void *context) -{ - struct fatal_cleanup **cup, *cu; - - for (cup = &fatal_cleanups; *cup; cup = &cu->next) { - cu = *cup; - if (cu->proc == proc && cu->context == context) { - *cup = cu->next; - xfree(cu); - return; - } - } - fatal("fatal_remove_cleanup: no such cleanup function: 0x%lx 0x%lx", - (u_long) proc, (u_long) context); -} - -/* Remove all cleanups, to be called after fork() */ -void -fatal_remove_all_cleanups(void) -{ - struct fatal_cleanup *cu, *next_cu; - - for (cu = fatal_cleanups; cu; cu = next_cu) { - next_cu = cu->next; - xfree(cu); - } - fatal_cleanups = NULL; -} - -/* Cleanup and exit */ -void -fatal_cleanup(void) -{ - struct fatal_cleanup *cu, *next_cu; - static int called = 0; - - if (called) - exit(255); - called = 1; - /* Call cleanup functions. */ - for (cu = fatal_cleanups; cu; cu = next_cu) { - next_cu = cu->next; - debug("Calling cleanup 0x%lx(0x%lx)", - (u_long) cu->proc, (u_long) cu->context); - (*cu->proc) (cu->context); - } - exit(255); -} - - -/* - * Initialize the log. - */ - -void -log_init(char *av0, LogLevel level, SyslogFacility facility, int on_stderr) -{ - argv0 = av0; - - switch (level) { - case SYSLOG_LEVEL_QUIET: - case SYSLOG_LEVEL_FATAL: - case SYSLOG_LEVEL_ERROR: - case SYSLOG_LEVEL_INFO: - case SYSLOG_LEVEL_VERBOSE: - case SYSLOG_LEVEL_DEBUG1: - case SYSLOG_LEVEL_DEBUG2: - case SYSLOG_LEVEL_DEBUG3: - log_level = level; - break; - default: - fprintf(stderr, "Unrecognized internal syslog level code %d\n", - (int) level); - exit(1); - } - - log_on_stderr = on_stderr; - if (on_stderr) - return; - - switch (facility) { - case SYSLOG_FACILITY_DAEMON: - log_facility = LOG_DAEMON; - break; - case SYSLOG_FACILITY_USER: - log_facility = LOG_USER; - break; - case SYSLOG_FACILITY_AUTH: - log_facility = LOG_AUTH; - break; -#ifdef LOG_AUTHPRIV - case SYSLOG_FACILITY_AUTHPRIV: - log_facility = LOG_AUTHPRIV; - break; -#endif - case SYSLOG_FACILITY_LOCAL0: - log_facility = LOG_LOCAL0; - break; - case SYSLOG_FACILITY_LOCAL1: - log_facility = LOG_LOCAL1; - break; - case SYSLOG_FACILITY_LOCAL2: - log_facility = LOG_LOCAL2; - break; - case SYSLOG_FACILITY_LOCAL3: - log_facility = LOG_LOCAL3; - break; - case SYSLOG_FACILITY_LOCAL4: - log_facility = LOG_LOCAL4; - break; - case SYSLOG_FACILITY_LOCAL5: - log_facility = LOG_LOCAL5; - break; - case SYSLOG_FACILITY_LOCAL6: - log_facility = LOG_LOCAL6; - break; - case SYSLOG_FACILITY_LOCAL7: - log_facility = LOG_LOCAL7; - break; - default: - fprintf(stderr, - "Unrecognized internal syslog facility code %d\n", - (int) facility); - exit(1); - } -} - -#define MSGBUFSIZ 1024 - -void -do_log(LogLevel level, const char *fmt, va_list args) -{ - char msgbuf[MSGBUFSIZ]; - char fmtbuf[MSGBUFSIZ]; - char *txt = NULL; - int pri = LOG_INFO; - - if (level > log_level) - return; - - switch (level) { - case SYSLOG_LEVEL_FATAL: - if (!log_on_stderr) - txt = "fatal"; - pri = LOG_CRIT; - break; - case SYSLOG_LEVEL_ERROR: - if (!log_on_stderr) - txt = "error"; - pri = LOG_ERR; - break; - case SYSLOG_LEVEL_INFO: - pri = LOG_INFO; - break; - case SYSLOG_LEVEL_VERBOSE: - pri = LOG_INFO; - break; - case SYSLOG_LEVEL_DEBUG1: - txt = "debug1"; - pri = LOG_DEBUG; - break; - case SYSLOG_LEVEL_DEBUG2: - txt = "debug2"; - pri = LOG_DEBUG; - break; - case SYSLOG_LEVEL_DEBUG3: - txt = "debug3"; - pri = LOG_DEBUG; - break; - default: - txt = "internal error"; - pri = LOG_ERR; - break; - } - if (txt != NULL) { - snprintf(fmtbuf, sizeof(fmtbuf), "%s: %s", txt, fmt); - vsnprintf(msgbuf, sizeof(msgbuf), fmtbuf, args); - } else { - vsnprintf(msgbuf, sizeof(msgbuf), fmt, args); - } - /* Escape magic chars in output. */ - strnvis(fmtbuf, msgbuf, sizeof(fmtbuf), VIS_OCTAL); - - if (log_on_stderr) { - fprintf(stderr, "%s\r\n", fmtbuf); - } else { - openlog(argv0 ? argv0 : __progname, LOG_PID, log_facility); - syslog(pri, "%.500s", fmtbuf); - closelog(); - } -} |