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php-src/ext/standard/syslog.c

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/*
+----------------------------------------------------------------------+
| PHP HTML Embedded Scripting Language Version 3.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997,1998 PHP Development Team (See Credits file) |
+----------------------------------------------------------------------+
| This program is free software; you can redistribute it and/or modify |
| it under the terms of one of the following licenses: |
| |
| A) 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. |
| |
| B) the PHP License as published by the PHP Development Team and |
| included in the distribution in the file: LICENSE |
| |
| 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 both licenses referred to here. |
| If you did not, or have any questions about PHP licensing, please |
| contact core@php.net. |
+----------------------------------------------------------------------+
| Authors: Stig Sæther Bakken <ssb@guardian.no> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef THREAD_SAFE
#include "tls.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "zend_globals.h"
#include <stdlib.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#if MSVC5
#include "win32/syslog.h"
#else
#include <syslog.h>
#endif
#include <string.h>
#include <errno.h>
#include <stdio.h>
#include "php3_syslog.h"
static int syslog_started;
static char *syslog_device;
static void start_syslog(void);
int php3_minit_syslog(INIT_FUNC_ARGS)
{
ELS_FETCH();
/* error levels */
REGISTER_LONG_CONSTANT("LOG_EMERG", LOG_EMERG, CONST_CS | CONST_PERSISTENT); /* system unusable */
REGISTER_LONG_CONSTANT("LOG_ALERT", LOG_ALERT, CONST_CS | CONST_PERSISTENT); /* immediate action required */
REGISTER_LONG_CONSTANT("LOG_CRIT", LOG_CRIT, CONST_CS | CONST_PERSISTENT); /* critical conditions */
REGISTER_LONG_CONSTANT("LOG_ERR", LOG_ERR, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_WARNING", LOG_WARNING, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_NOTICE", LOG_NOTICE, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_INFO", LOG_INFO, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_DEBUG", LOG_DEBUG, CONST_CS | CONST_PERSISTENT);
/* facility: type of program logging the message */
REGISTER_LONG_CONSTANT("LOG_KERN", LOG_KERN, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_USER", LOG_USER, CONST_CS | CONST_PERSISTENT); /* generic user level */
REGISTER_LONG_CONSTANT("LOG_MAIL", LOG_MAIL, CONST_CS | CONST_PERSISTENT); /* log to email */
REGISTER_LONG_CONSTANT("LOG_DAEMON", LOG_DAEMON, CONST_CS | CONST_PERSISTENT); /* other system daemons */
REGISTER_LONG_CONSTANT("LOG_AUTH", LOG_AUTH, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_SYSLOG", LOG_SYSLOG, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LPR", LOG_LPR, CONST_CS | CONST_PERSISTENT);
#ifdef LOG_NEWS
/* No LOG_NEWS on HP-UX */
REGISTER_LONG_CONSTANT("LOG_NEWS", LOG_NEWS, CONST_CS | CONST_PERSISTENT); /* usenet new */
#endif
#ifdef LOG_UUCP
/* No LOG_UUCP on HP-UX */
REGISTER_LONG_CONSTANT("LOG_UUCP", LOG_UUCP, CONST_CS | CONST_PERSISTENT);
#endif
#ifdef LOG_CRON
/* apparently some systems don't have this one */
REGISTER_LONG_CONSTANT("LOG_CRON", LOG_CRON, CONST_CS | CONST_PERSISTENT);
#endif
#ifdef LOG_AUTHPRIV
/* AIX doesn't have LOG_AUTHPRIV */
REGISTER_LONG_CONSTANT("LOG_AUTHPRIV", LOG_AUTHPRIV, CONST_CS | CONST_PERSISTENT);
#endif
#ifndef MSVC5
REGISTER_LONG_CONSTANT("LOG_LOCAL0", LOG_LOCAL0, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL1", LOG_LOCAL1, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL2", LOG_LOCAL2, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL3", LOG_LOCAL3, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL4", LOG_LOCAL4, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL5", LOG_LOCAL5, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL6", LOG_LOCAL6, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_LOCAL7", LOG_LOCAL7, CONST_CS | CONST_PERSISTENT);
#endif
/* options */
REGISTER_LONG_CONSTANT("LOG_PID", LOG_PID, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_CONS", LOG_CONS, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_ODELAY", LOG_ODELAY, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_NDELAY", LOG_NDELAY, CONST_CS | CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("LOG_NOWAIT", LOG_NOWAIT, CONST_CS | CONST_PERSISTENT);
#ifdef LOG_PERROR
/* AIX doesn't have LOG_PERROR */
REGISTER_LONG_CONSTANT("LOG_PERROR", LOG_PERROR, CONST_CS | CONST_PERSISTENT); /*log to stderr*/
#endif
return SUCCESS;
}
int php3_rinit_syslog(INIT_FUNC_ARGS)
{
if (INI_INT("define_syslog_variables")) {
start_syslog();
} else {
syslog_started=0;
}
syslog_device=NULL;
return SUCCESS;
}
int php3_rshutdown_syslog(SHUTDOWN_FUNC_ARGS)
{
if (syslog_device) {
efree(syslog_device);
}
return SUCCESS;
}
static void start_syslog(void)
{
ELS_FETCH();
/* error levels */
SET_VAR_LONG("LOG_EMERG", LOG_EMERG); /* system unusable */
SET_VAR_LONG("LOG_ALERT", LOG_ALERT); /* immediate action required */
SET_VAR_LONG("LOG_CRIT", LOG_CRIT); /* critical conditions */
SET_VAR_LONG("LOG_ERR", LOG_ERR);
SET_VAR_LONG("LOG_WARNING", LOG_WARNING);
SET_VAR_LONG("LOG_NOTICE", LOG_NOTICE);
SET_VAR_LONG("LOG_INFO", LOG_INFO);
SET_VAR_LONG("LOG_DEBUG", LOG_DEBUG);
/* facility: type of program logging the message */
SET_VAR_LONG("LOG_KERN", LOG_KERN);
SET_VAR_LONG("LOG_USER", LOG_USER); /* generic user level */
SET_VAR_LONG("LOG_MAIL", LOG_MAIL); /* log to email */
SET_VAR_LONG("LOG_DAEMON", LOG_DAEMON); /* other system daemons */
SET_VAR_LONG("LOG_AUTH", LOG_AUTH);
SET_VAR_LONG("LOG_SYSLOG", LOG_SYSLOG);
SET_VAR_LONG("LOG_LPR", LOG_LPR);
#ifdef LOG_NEWS
/* No LOG_NEWS on HP-UX */
SET_VAR_LONG("LOG_NEWS", LOG_NEWS); /* usenet new */
#endif
#ifdef LOG_UUCP
/* No LOG_UUCP on HP-UX */
SET_VAR_LONG("LOG_UUCP", LOG_UUCP);
#endif
#ifdef LOG_CRON
/* apparently some systems don't have this one */
SET_VAR_LONG("LOG_CRON", LOG_CRON);
#endif
#ifdef LOG_AUTHPRIV
/* AIX doesn't have LOG_AUTHPRIV */
SET_VAR_LONG("LOG_AUTHPRIV", LOG_AUTHPRIV);
#endif
#ifndef MSVC5
SET_VAR_LONG("LOG_LOCAL0", LOG_LOCAL0);
SET_VAR_LONG("LOG_LOCAL1", LOG_LOCAL1);
SET_VAR_LONG("LOG_LOCAL2", LOG_LOCAL2);
SET_VAR_LONG("LOG_LOCAL3", LOG_LOCAL3);
SET_VAR_LONG("LOG_LOCAL4", LOG_LOCAL4);
SET_VAR_LONG("LOG_LOCAL5", LOG_LOCAL5);
SET_VAR_LONG("LOG_LOCAL6", LOG_LOCAL6);
SET_VAR_LONG("LOG_LOCAL7", LOG_LOCAL7);
#endif
/* options */
SET_VAR_LONG("LOG_PID", LOG_PID);
SET_VAR_LONG("LOG_CONS", LOG_CONS);
SET_VAR_LONG("LOG_ODELAY", LOG_ODELAY);
SET_VAR_LONG("LOG_NDELAY", LOG_NDELAY);
SET_VAR_LONG("LOG_NOWAIT", LOG_NOWAIT);
#ifdef LOG_PERROR
/* AIX doesn't have LOG_PERROR */
SET_VAR_LONG("LOG_PERROR", LOG_PERROR); /*log to stderr*/
#endif
syslog_started=1;
}
/* {{{ proto void define_syslog_variables(void)
Initializes all syslog-related variables */
void php3_define_syslog_variables(INTERNAL_FUNCTION_PARAMETERS)
{
if (!syslog_started) {
start_syslog();
}
}
/* {{{ proto int openlog(string ident, int option, int facility)
Open connection to system logger */
/*
** OpenLog("nettopp", $LOG_PID, $LOG_LOCAL1);
** Syslog($LOG_EMERG, "help me!")
** CloseLog();
*/
void php3_openlog(INTERNAL_FUNCTION_PARAMETERS)
{
pval *ident, *option, *facility;
if (ARG_COUNT(ht) != 3 || getParameters(ht, 3, &ident, &option, &facility) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_string(ident);
convert_to_long(option);
convert_to_long(facility);
if (syslog_device) {
efree(syslog_device);
}
syslog_device = estrndup(ident->value.str.val,ident->value.str.len);
openlog(syslog_device, option->value.lval, facility->value.lval);
RETURN_TRUE;
}
/* }}} */
/* {{{ proto int closelog(void)
Close connection to system logger */
void php3_closelog(INTERNAL_FUNCTION_PARAMETERS)
{
closelog();
if (syslog_device) {
efree(syslog_device);
syslog_device=NULL;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto int syslog(int priority, string message)
Generate a system log message */
void php3_syslog(INTERNAL_FUNCTION_PARAMETERS)
{
pval *priority, *message;
if (ARG_COUNT(ht) != 2 || getParameters(ht, 2, &priority, &message) == FAILURE) {
WRONG_PARAM_COUNT;
}
convert_to_long(priority);
convert_to_string(message);
/*
* CAVEAT: if the message contains patterns such as "%s",
* this will cause problems.
*/
syslog(priority->value.lval, message->value.str.val);
RETURN_TRUE;
}
/* }}} */
function_entry syslog_functions[] = {
{"openlog", php3_openlog, NULL},
{"syslog", php3_syslog, NULL},
{"closelog", php3_closelog, NULL},
{"define_syslog_variables", php3_define_syslog_variables, NULL},
{NULL, NULL, NULL}
};
php3_module_entry syslog_module_entry = {
"Syslog", syslog_functions, php3_minit_syslog, NULL, php3_rinit_syslog, php3_rshutdown_syslog, NULL, STANDARD_MODULE_PROPERTIES
};
#if COMPILE_DL
DLEXPORT php3_module_entry *get_module(void) { return &syslog_module_entry; }
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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