/*

   +----------------------------------------------------------------------+

   | Copyright (c) The PHP Group                                          |

   +----------------------------------------------------------------------+

   | This source file is subject to version 3.01 of the PHP license,      |

   | that is bundled with this package in the file LICENSE, and is        |

   | available through the world-wide-web at the following url:           |

   | http://www.php.net/license/3_01.txt                                  |

   | If you did not receive a copy of the PHP license and are unable to   |

   | obtain it through the world-wide-web, please send a note to          |

   | license@php.net so we can mail you a copy immediately.               |

   +----------------------------------------------------------------------+

   | Author: Stig Sæther Bakken <ssb@php.net>                             |

   +----------------------------------------------------------------------+

 */

#include "php.h"

#ifdef HAVE_SYSLOG_H

#include "php_ini.h"

#include "zend_globals.h"

#include <stdlib.h>

#if HAVE_UNISTD_H

#include <unistd.h>

#endif

#include <string.h>

#include <errno.h>

#include <stdio.h>

#include "basic_functions.h"

#include "php_ext_syslog.h"

/* {{{ PHP_MINIT_FUNCTION

 */

PHP_MINIT_FUNCTION(syslog)

{

  /* 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 PHP_WIN32

  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);

#ifdef LOG_NOWAIT

  REGISTER_LONG_CONSTANT("LOG_NOWAIT", LOG_NOWAIT, CONST_CS | CONST_PERSISTENT);

#endif

#ifdef LOG_PERROR

  /* AIX doesn't have LOG_PERROR */

  REGISTER_LONG_CONSTANT("LOG_PERROR", LOG_PERROR, CONST_CS | CONST_PERSISTENT); /*log to stderr*/

#endif

  BG(syslog_device)=NULL;

  return SUCCESS;

}

/* }}} */

PHP_RINIT_FUNCTION(syslog)

{

  BG(syslog_device) = NULL;

  return SUCCESS;

}

#ifdef PHP_WIN32

PHP_RSHUTDOWN_FUNCTION(syslog)

{

  closelog();

  return SUCCESS;

}

#endif

PHP_MSHUTDOWN_FUNCTION(syslog)

{

  if (BG(syslog_device)) {

    free(BG(syslog_device));

    BG(syslog_device) = NULL;

  }

  return SUCCESS;

}

void php_openlog(const char *ident, int option, int facility)

{

  openlog(ident, option, facility);

  PG(have_called_openlog) = 1;

}

/* {{{ proto bool openlog(string ident, int option, int facility)

   Open connection to system logger */

/*

   ** OpenLog("nettopp", $LOG_PID, $LOG_LOCAL1);

   ** Syslog($LOG_EMERG, "help me!")

   ** CloseLog();

 */

PHP_FUNCTION(openlog)

{

  char *ident;

  zend_long option, facility;

  size_t ident_len;

  ZEND_PARSE_PARAMETERS_START(3, 3)

    Z_PARAM_STRING(ident, ident_len)

    Z_PARAM_LONG(option)

    Z_PARAM_LONG(facility)

  ZEND_PARSE_PARAMETERS_END();

  if (BG(syslog_device)) {

    free(BG(syslog_device));

  }

  BG(syslog_device) = zend_strndup(ident, ident_len);

  if(BG(syslog_device) == NULL) {

    RETURN_FALSE;

  }

  php_openlog(BG(syslog_device), option, facility);

  RETURN_TRUE;

}

/* }}} */

/* {{{ proto bool closelog(void)

   Close connection to system logger */

PHP_FUNCTION(closelog)

{

  ZEND_PARSE_PARAMETERS_NONE();

  closelog();

  if (BG(syslog_device)) {

    free(BG(syslog_device));

    BG(syslog_device)=NULL;

  }

  RETURN_TRUE;

}

/* }}} */

/* {{{ proto bool syslog(int priority, string message)

   Generate a system log message */

PHP_FUNCTION(syslog)

{

  zend_long priority;

  char *message;

  size_t message_len;

  ZEND_PARSE_PARAMETERS_START(2, 2)

    Z_PARAM_LONG(priority)

    Z_PARAM_STRING(message, message_len)

  ZEND_PARSE_PARAMETERS_END();

  php_syslog(priority, "%s", message);

  RETURN_TRUE;

}

/* }}} */

#endif