Imported from /home/lorry/working-area/delta_php2/php-5.4.13.tar.bz2.HEADphp-5.4.13master

1 files changed, 2498 insertions, 0 deletions

diff --git a/ext/snmp/snmp.c b/ext/snmp/snmp.c
new file mode 100644
index 0000000..a3bd44c
--- /dev/null
+++ b/ext/snmp/snmp.c
@@ -0,0 +1,2498 @@
+/*
+   +----------------------------------------------------------------------+
+   | PHP Version 5                                                        |
+   +----------------------------------------------------------------------+
+   | Copyright (c) 1997-2013 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.               |
+   +----------------------------------------------------------------------+
+   | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
+   |          Mike Jackson <mhjack@tscnet.com>                            |
+   |          Steven Lawrance <slawrance@technologist.com>                |
+   |          Harrie Hazewinkel <harrie@lisanza.net>                      |
+   |          Johann Hanne <jonny@nurfuerspam.de>                         |
+   |          Boris Lytockin <lytboris@gmail.com>                         |
+   +----------------------------------------------------------------------+
+ */
+
+/* $Id$ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "php.h"
+#include "main/php_network.h"
+#include "ext/standard/info.h"
+#include "php_snmp.h"
+
+#include "zend_exceptions.h"
+
+#if HAVE_SPL
+#include "ext/spl/spl_exceptions.h"
+#endif
+
+#if HAVE_SNMP
+
+#include <sys/types.h>
+#ifdef PHP_WIN32
+#include <winsock2.h>
+#include <errno.h>
+#include <process.h>
+#include "win32/time.h"
+#elif defined(NETWARE)
+#ifdef USE_WINSOCK
+#include <novsock2.h>
+#else
+#include <sys/socket.h>
+#endif
+#include <errno.h>
+#include <sys/timeval.h>
+#else
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#ifndef _OSD_POSIX
+#include <sys/errno.h>
+#else
+#include <errno.h>  /* BS2000/OSD uses <errno.h>, not <sys/errno.h> */
+#endif
+#include <netdb.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifndef __P
+#ifdef __GNUC__
+#define __P(args) args
+#else
+#define __P(args) ()
+#endif
+#endif
+
+#include <net-snmp/net-snmp-config.h>
+#include <net-snmp/net-snmp-includes.h>
+
+/* For net-snmp prior to 5.4 */
+#ifndef HAVE_SHUTDOWN_SNMP_LOGGING
+extern netsnmp_log_handler *logh_head;
+#define shutdown_snmp_logging() \
+	{ \
+		snmp_disable_log(); \
+		while(NULL != logh_head) \
+			netsnmp_remove_loghandler( logh_head ); \
+	}
+#endif
+
+#define SNMP_VALUE_LIBRARY	(0 << 0)
+#define SNMP_VALUE_PLAIN	(1 << 0)
+#define SNMP_VALUE_OBJECT	(1 << 1)
+
+typedef struct snmp_session php_snmp_session;
+#define PHP_SNMP_SESSION_RES_NAME "SNMP session"
+
+#define PHP_SNMP_ADD_PROPERTIES(a, b) \
+{ \
+	int i = 0; \
+	while (b[i].name != NULL) { \
+		php_snmp_add_property((a), (b)[i].name, (b)[i].name_length, \
+							(php_snmp_read_t)(b)[i].read_func, (php_snmp_write_t)(b)[i].write_func TSRMLS_CC); \
+		i++; \
+	} \
+}
+
+#define PHP_SNMP_ERRNO_NOERROR			0
+#define PHP_SNMP_ERRNO_GENERIC			(1 << 1)
+#define PHP_SNMP_ERRNO_TIMEOUT			(1 << 2)
+#define PHP_SNMP_ERRNO_ERROR_IN_REPLY		(1 << 3)
+#define PHP_SNMP_ERRNO_OID_NOT_INCREASING	(1 << 4)
+#define PHP_SNMP_ERRNO_OID_PARSING_ERROR	(1 << 5)
+#define PHP_SNMP_ERRNO_MULTIPLE_SET_QUERIES	(1 << 6)
+#define PHP_SNMP_ERRNO_ANY	( \
+		PHP_SNMP_ERRNO_GENERIC | \
+		PHP_SNMP_ERRNO_TIMEOUT | \
+		PHP_SNMP_ERRNO_ERROR_IN_REPLY | \
+		PHP_SNMP_ERRNO_OID_NOT_INCREASING | \
+		PHP_SNMP_ERRNO_OID_PARSING_ERROR | \
+		PHP_SNMP_ERRNO_MULTIPLE_SET_QUERIES | \
+		PHP_SNMP_ERRNO_NOERROR \
+	)
+
+ZEND_DECLARE_MODULE_GLOBALS(snmp)
+static PHP_GINIT_FUNCTION(snmp);
+
+/* constant - can be shared among threads */
+static oid objid_mib[] = {1, 3, 6, 1, 2, 1};
+
+static int le_snmp_session;
+
+/* Handlers */
+static zend_object_handlers php_snmp_object_handlers;
+
+/* Class entries */
+zend_class_entry *php_snmp_ce;
+zend_class_entry *php_snmp_exception_ce;
+
+/* Class object properties */
+static HashTable php_snmp_properties;
+
+/* {{{ arginfo */
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmpget, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmpgetnext, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmpwalk, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmprealwalk, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmpset, 0, 0, 5)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, type)
+	ZEND_ARG_INFO(0, value)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_get_quick_print, 0, 0, 1)
+	ZEND_ARG_INFO(0, d)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_set_quick_print, 0, 0, 1)
+	ZEND_ARG_INFO(0, quick_print)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_set_enum_print, 0, 0, 1)
+	ZEND_ARG_INFO(0, enum_print)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_set_oid_output_format, 0, 0, 1)
+	ZEND_ARG_INFO(0, oid_format)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp2_get, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp2_getnext, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp2_walk, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp2_real_walk, 0, 0, 3)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp2_set, 0, 0, 5)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, type)
+	ZEND_ARG_INFO(0, value)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp3_get, 0, 0, 8)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, sec_name)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp3_getnext, 0, 0, 8)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, sec_name)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp3_walk, 0, 0, 8)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, sec_name)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp3_real_walk, 0, 0, 8)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, sec_name)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp3_set, 0, 0, 10)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, sec_name)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, type)
+	ZEND_ARG_INFO(0, value)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_set_valueretrieval, 0, 0, 1)
+	ZEND_ARG_INFO(0, method)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO(arginfo_snmp_get_valueretrieval, 0)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_read_mib, 0, 0, 1)
+	ZEND_ARG_INFO(0, filename)
+ZEND_END_ARG_INFO()
+
+/* OO arginfo */
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_create, 0, 0, 3)
+	ZEND_ARG_INFO(0, version)
+	ZEND_ARG_INFO(0, host)
+	ZEND_ARG_INFO(0, community)
+	ZEND_ARG_INFO(0, timeout)
+	ZEND_ARG_INFO(0, retries)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO(arginfo_snmp_void, 0)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_setSecurity, 0, 0, 8)
+	ZEND_ARG_INFO(0, session)
+	ZEND_ARG_INFO(0, sec_level)
+	ZEND_ARG_INFO(0, auth_protocol)
+	ZEND_ARG_INFO(0, auth_passphrase)
+	ZEND_ARG_INFO(0, priv_protocol)
+	ZEND_ARG_INFO(0, priv_passphrase)
+	ZEND_ARG_INFO(0, contextName)
+	ZEND_ARG_INFO(0, contextEngineID)
+	ZEND_ARG_INFO(0, )
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_get, 0, 0, 1)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, use_orignames)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_walk, 0, 0, 4)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, suffix_keys)
+	ZEND_ARG_INFO(0, max_repetitions)
+	ZEND_ARG_INFO(0, non_repeaters)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_set, 0, 0, 3)
+	ZEND_ARG_INFO(0, object_id)
+	ZEND_ARG_INFO(0, type)
+	ZEND_ARG_INFO(0, value)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_snmp_class_set_quick_print, 0, 0, 1)
+	ZEND_ARG_INFO(0, quick_print)
+ZEND_END_ARG_INFO()
+/* }}} */
+
+struct objid_query {
+	int count;
+	int offset;
+	int step;
+	long non_repeaters;
+	long max_repetitions;
+	int valueretrieval;
+	int array_output;
+	int oid_increasing_check;
+	snmpobjarg *vars;
+};
+
+/* {{{ snmp_functions[]
+ */
+const zend_function_entry snmp_functions[] = {
+	PHP_FE(snmpget,					arginfo_snmpget)
+	PHP_FE(snmpgetnext, 				arginfo_snmpgetnext)
+	PHP_FE(snmpwalk, 				arginfo_snmpwalk)
+	PHP_FE(snmprealwalk, 				arginfo_snmprealwalk)
+	PHP_FALIAS(snmpwalkoid, snmprealwalk, 		arginfo_snmprealwalk)
+	PHP_FE(snmpset, 				arginfo_snmpset)
+	PHP_FE(snmp_get_quick_print, 			arginfo_snmp_get_quick_print)
+	PHP_FE(snmp_set_quick_print, 			arginfo_snmp_set_quick_print)
+	PHP_FE(snmp_set_enum_print, 			arginfo_snmp_set_enum_print)
+	PHP_FE(snmp_set_oid_output_format, 		arginfo_snmp_set_oid_output_format)
+	PHP_FALIAS(snmp_set_oid_numeric_print, snmp_set_oid_output_format, arginfo_snmp_set_oid_output_format)
+
+	PHP_FE(snmp2_get, 				arginfo_snmp2_get)
+	PHP_FE(snmp2_getnext, 				arginfo_snmp2_getnext)
+	PHP_FE(snmp2_walk, 				arginfo_snmp2_walk)
+	PHP_FE(snmp2_real_walk, 			arginfo_snmp2_real_walk)
+	PHP_FE(snmp2_set, 				arginfo_snmp2_set)
+
+	PHP_FE(snmp3_get, 				arginfo_snmp3_get)
+	PHP_FE(snmp3_getnext, 				arginfo_snmp3_getnext)
+	PHP_FE(snmp3_walk, 				arginfo_snmp3_walk)
+	PHP_FE(snmp3_real_walk, 			arginfo_snmp3_real_walk)
+	PHP_FE(snmp3_set, 				arginfo_snmp3_set)
+	PHP_FE(snmp_set_valueretrieval,			arginfo_snmp_set_valueretrieval)
+	PHP_FE(snmp_get_valueretrieval,			arginfo_snmp_get_valueretrieval)
+
+	PHP_FE(snmp_read_mib, 				arginfo_snmp_read_mib)
+	PHP_FE_END
+};
+/* }}} */
+
+/* query an agent with GET method */
+#define SNMP_CMD_GET		(1<<0)
+/* query an agent with GETNEXT method */
+#define SNMP_CMD_GETNEXT	(1<<1)
+/* query an agent with SET method */
+#define SNMP_CMD_SET		(1<<2)
+/* walk the mib */
+#define SNMP_CMD_WALK		(1<<3)
+/* force values-only output */
+#define SNMP_NUMERIC_KEYS	(1<<7)
+/* use user-supplied OID names for keys in array output mode in GET method */
+#define SNMP_ORIGINAL_NAMES_AS_KEYS	(1<<8)
+/* use OID suffix (`index') for keys in array output mode in WALK  method */
+#define SNMP_USE_SUFFIX_AS_KEYS	(1<<9)
+
+#ifdef COMPILE_DL_SNMP
+ZEND_GET_MODULE(snmp)
+#endif
+
+/* THREAD_LS snmp_module php_snmp_module; - may need one of these at some point */
+
+/* {{{ PHP_GINIT_FUNCTION
+ */
+static PHP_GINIT_FUNCTION(snmp)
+{
+	snmp_globals->valueretrieval = SNMP_VALUE_LIBRARY;
+}
+/* }}} */
+
+#define PHP_SNMP_SESSION_FREE(a) { \
+	if ((*session)->a) { \
+		efree((*session)->a); \
+		(*session)->a = NULL; \
+	} \
+}
+
+static void netsnmp_session_free(php_snmp_session **session)
+{
+	if (*session) {
+		PHP_SNMP_SESSION_FREE(peername);
+		PHP_SNMP_SESSION_FREE(community);
+		PHP_SNMP_SESSION_FREE(securityName);
+		PHP_SNMP_SESSION_FREE(contextEngineID);
+		efree(*session);
+		*session = NULL;
+	}
+}
+
+static void php_snmp_session_destructor(zend_rsrc_list_entry *rsrc TSRMLS_DC)
+{
+	php_snmp_session *session = (php_snmp_session *)rsrc->ptr;
+	netsnmp_session_free(&session);
+}
+
+static void php_snmp_object_free_storage(void *object TSRMLS_DC)
+{
+	php_snmp_object *intern = (php_snmp_object *)object;
+	
+	if (!intern) {
+		return;
+	}
+
+	netsnmp_session_free(&(intern->session));
+
+	zend_object_std_dtor(&intern->zo TSRMLS_CC);
+	
+	efree(intern);
+}
+
+static zend_object_value php_snmp_object_new(zend_class_entry *class_type TSRMLS_DC) /* {{{ */
+{
+	zend_object_value retval;
+	php_snmp_object *intern;
+
+	/* Allocate memory for it */
+	intern = emalloc(sizeof(php_snmp_object));
+	memset(&intern->zo, 0, sizeof(php_snmp_object));
+
+	zend_object_std_init(&intern->zo, class_type TSRMLS_CC);
+	object_properties_init(&intern->zo, class_type);
+
+	retval.handle = zend_objects_store_put(intern, (zend_objects_store_dtor_t)zend_objects_destroy_object, (zend_objects_free_object_storage_t) php_snmp_object_free_storage, NULL TSRMLS_CC);
+	retval.handlers = (zend_object_handlers *) &php_snmp_object_handlers;
+
+	return retval;
+	
+}
+
+/* {{{ php_snmp_error
+ *
+ * Record last SNMP-related error in object
+ *
+ */
+static void php_snmp_error(zval *object, const char *docref TSRMLS_DC, int type, const char *format, ...)
+{
+	va_list args;
+	php_snmp_object *snmp_object;
+
+	if (object) {
+		snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+		if (type == PHP_SNMP_ERRNO_NOERROR) {
+			memset(snmp_object->snmp_errstr, 0, sizeof(snmp_object->snmp_errstr));
+		} else {
+			va_start(args, format);
+			vsnprintf(snmp_object->snmp_errstr, sizeof(snmp_object->snmp_errstr) - 1, format, args);
+			va_end(args);
+		}
+		snmp_object->snmp_errno = type;
+	}
+
+	if (type == PHP_SNMP_ERRNO_NOERROR) {
+		return;
+	}
+
+	if (object && (snmp_object->exceptions_enabled & type)) {
+		zend_throw_exception_ex(php_snmp_exception_ce, type, snmp_object->snmp_errstr TSRMLS_CC);
+	} else {
+		va_start(args, format);
+		php_verror(docref, "", E_WARNING, format, args TSRMLS_CC);
+		va_end(args);
+	}
+}
+
+/* }}} */
+
+/* {{{ php_snmp_getvalue
+*
+* SNMP value to zval converter
+*
+*/
+static void php_snmp_getvalue(struct variable_list *vars, zval *snmpval TSRMLS_DC, int valueretrieval)
+{
+	zval *val;
+#ifdef BUGGY_SNMPRINT_VALUE
+	char sbuf[2048];
+#else
+	char sbuf[64];
+#endif
+	char *buf = &(sbuf[0]);
+	char *dbuf = (char *)NULL;
+	int buflen = sizeof(sbuf) - 1;
+	int val_len = vars->val_len;
+	
+	if ((valueretrieval & SNMP_VALUE_PLAIN) == 0) {
+		val_len += 32; /* snprint_value will add type info into value, make some space for it */
+	}
+
+	/* use emalloc() for large values, use static array otherwize */
+	if(val_len > buflen){
+		if ((dbuf = (char *)emalloc(val_len + 1))) {
+			buf = dbuf;
+			buflen = val_len;
+		} else {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed: %s, fallback to static array", strerror(errno));
+		}
+	}
+
+	*buf = 0;
+
+	MAKE_STD_ZVAL(val);
+
+	if (valueretrieval & SNMP_VALUE_PLAIN) {
+		switch (vars->type) {
+		case ASN_BIT_STR:		/* 0x03, asn1.h */
+			ZVAL_STRINGL(val, (char *)vars->val.bitstring, vars->val_len, 1);
+			break;
+
+		case ASN_OCTET_STR:		/* 0x04, asn1.h */
+		case ASN_OPAQUE:		/* 0x44, snmp_impl.h */
+			ZVAL_STRINGL(val, (char *)vars->val.string, vars->val_len, 1);
+			break;
+
+		case ASN_NULL:			/* 0x05, asn1.h */
+			ZVAL_NULL(val);
+			break;
+
+		case ASN_OBJECT_ID:		/* 0x06, asn1.h */
+			snprint_objid(buf, buflen, vars->val.objid, vars->val_len / sizeof(oid));
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_IPADDRESS:		/* 0x40, snmp_impl.h */
+			snprintf(buf, buflen, "%d.%d.%d.%d",
+				 (vars->val.string)[0], (vars->val.string)[1],
+				 (vars->val.string)[2], (vars->val.string)[3]);
+			buf[buflen]=0;
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_COUNTER:		/* 0x41, snmp_impl.h */
+		case ASN_GAUGE:			/* 0x42, snmp_impl.h */
+		/* ASN_UNSIGNED is the same as ASN_GAUGE */
+		case ASN_TIMETICKS:		/* 0x43, snmp_impl.h */
+		case ASN_UINTEGER:		/* 0x47, snmp_impl.h */
+			snprintf(buf, buflen, "%lu", *vars->val.integer);
+			buf[buflen]=0;
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_INTEGER:		/* 0x02, asn1.h */
+			snprintf(buf, buflen, "%ld", *vars->val.integer);
+			buf[buflen]=0;
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+#if defined(NETSNMP_WITH_OPAQUE_SPECIAL_TYPES) || defined(OPAQUE_SPECIAL_TYPES)
+		case ASN_OPAQUE_FLOAT:		/* 0x78, asn1.h */
+			snprintf(buf, buflen, "%f", *vars->val.floatVal);
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_OPAQUE_DOUBLE:		/* 0x79, asn1.h */
+			snprintf(buf, buflen, "%Lf", *vars->val.doubleVal);
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_OPAQUE_I64:		/* 0x80, asn1.h */
+			printI64(buf, vars->val.counter64);
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		case ASN_OPAQUE_U64:		/* 0x81, asn1.h */
+#endif
+		case ASN_COUNTER64:		/* 0x46, snmp_impl.h */
+			printU64(buf, vars->val.counter64);
+			ZVAL_STRING(val, buf, 1);
+			break;
+
+		default:
+			ZVAL_STRING(val, "Unknown value type", 1);
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown value type: %u", vars->type);
+			break;
+		}
+	} else /* use Net-SNMP value translation */ {
+		snprint_value(buf, buflen, vars->name, vars->name_length, vars);
+		ZVAL_STRING(val, buf, 1);
+	}
+
+	if (valueretrieval & SNMP_VALUE_OBJECT) {
+		object_init(snmpval);
+		add_property_long(snmpval, "type", vars->type);
+		add_property_zval(snmpval, "value", val);
+	} else  {
+		*snmpval = *val;
+		zval_copy_ctor(snmpval);
+	}
+	zval_ptr_dtor(&val);
+
+	if(dbuf){ /* malloc was used to store value */
+		efree(dbuf);
+	}
+}
+/* }}} */
+
+/* {{{ php_snmp_internal
+*
+* SNMP object fetcher/setter for all SNMP versions
+*
+*/
+static void php_snmp_internal(INTERNAL_FUNCTION_PARAMETERS, int st, 
+							struct snmp_session *session,
+							struct objid_query *objid_query)
+{
+	struct snmp_session *ss;
+	struct snmp_pdu *pdu=NULL, *response;
+	struct variable_list *vars;
+	oid root[MAX_NAME_LEN];
+	size_t rootlen = 0;
+	int status, count, found;
+	char buf[2048];
+	char buf2[2048];
+	int keepwalking=1;
+	char *err;
+	zval *snmpval = NULL;
+	int snmp_errno;
+
+	/* we start with retval=FALSE. If any actual data is aquired, retval will be set to appropriate type */
+	RETVAL_FALSE;
+	
+	/* reset errno and errstr */
+	php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_NOERROR, "");
+
+	if (st & SNMP_CMD_WALK) { /* remember root OID */
+		memmove((char *)root, (char *)(objid_query->vars[0].name), (objid_query->vars[0].name_length) * sizeof(oid));
+		rootlen = objid_query->vars[0].name_length;
+		objid_query->offset = objid_query->count;
+	}
+
+	if ((ss = snmp_open(session)) == NULL) {
+		snmp_error(session, NULL, NULL, &err);
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not open snmp connection: %s", err);
+		free(err);
+		RETVAL_FALSE;
+		return;
+	}
+
+	if ((st & SNMP_CMD_SET) && objid_query->count > objid_query->step) {
+		php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_MULTIPLE_SET_QUERIES, "Can not fit all OIDs for SET query into one packet, using multiple queries");
+	}
+
+	while (keepwalking) {
+		keepwalking = 0;
+		if (st & SNMP_CMD_WALK) {
+			if (session->version == SNMP_VERSION_1) {
+				pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
+			} else {
+				pdu = snmp_pdu_create(SNMP_MSG_GETBULK);
+				pdu->non_repeaters = objid_query->non_repeaters;
+				pdu->max_repetitions = objid_query->max_repetitions;
+			}
+			snmp_add_null_var(pdu, objid_query->vars[0].name, objid_query->vars[0].name_length);
+		} else {
+			if (st & SNMP_CMD_GET) {
+				pdu = snmp_pdu_create(SNMP_MSG_GET);
+			} else if (st & SNMP_CMD_GETNEXT) {
+				pdu = snmp_pdu_create(SNMP_MSG_GETNEXT);
+			} else if (st & SNMP_CMD_SET) {
+				pdu = snmp_pdu_create(SNMP_MSG_SET);
+			} else {
+				snmp_close(ss);
+				php_error_docref(NULL TSRMLS_CC, E_ERROR, "Unknown SNMP command (internals)");
+				RETVAL_FALSE;
+				return;
+			}
+			for (count = 0; objid_query->offset < objid_query->count && count < objid_query->step; objid_query->offset++, count++){
+				if (st & SNMP_CMD_SET) {
+					if ((snmp_errno = snmp_add_var(pdu, objid_query->vars[objid_query->offset].name, objid_query->vars[objid_query->offset].name_length, objid_query->vars[objid_query->offset].type, objid_query->vars[objid_query->offset].value))) {
+						snprint_objid(buf, sizeof(buf), objid_query->vars[objid_query->offset].name, objid_query->vars[objid_query->offset].name_length);
+						php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_OID_PARSING_ERROR, "Could not add variable: OID='%s' type='%c' value='%s': %s", buf, objid_query->vars[objid_query->offset].type, objid_query->vars[objid_query->offset].value, snmp_api_errstring(snmp_errno));
+						snmp_free_pdu(pdu);
+						snmp_close(ss);
+						RETVAL_FALSE;
+						return;
+					}
+				} else {
+					snmp_add_null_var(pdu, objid_query->vars[objid_query->offset].name, objid_query->vars[objid_query->offset].name_length);
+				}
+			}
+			if(pdu->variables == NULL){
+				snmp_free_pdu(pdu);
+				snmp_close(ss);
+				RETVAL_FALSE;
+				return;
+			}
+		}
+
+retry:
+		status = snmp_synch_response(ss, pdu, &response);
+		if (status == STAT_SUCCESS) {
+			if (response->errstat == SNMP_ERR_NOERROR) {
+				if (st & SNMP_CMD_SET) {
+					if (objid_query->offset < objid_query->count) { /* we have unprocessed OIDs */
+						keepwalking = 1;
+						continue;
+					}
+					snmp_free_pdu(response);
+					snmp_close(ss);
+					RETVAL_TRUE;
+					return;
+				}
+				for (vars = response->variables; vars; vars = vars->next_variable) {
+					/* do not output errors as values */
+					if ( 	vars->type == SNMP_ENDOFMIBVIEW || 
+						vars->type == SNMP_NOSUCHOBJECT || 
+						vars->type == SNMP_NOSUCHINSTANCE ) {
+						if ((st & SNMP_CMD_WALK) && Z_TYPE_P(return_value) == IS_ARRAY) {
+							break;
+						}
+						snprint_objid(buf, sizeof(buf), vars->name, vars->name_length);
+						snprint_value(buf2, sizeof(buf2), vars->name, vars->name_length, vars);
+						php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_ERROR_IN_REPLY, "Error in packet at '%s': %s", buf, buf2);
+						continue;
+					}
+					
+					if ((st & SNMP_CMD_WALK) && 
+						(vars->name_length < rootlen || memcmp(root, vars->name, rootlen * sizeof(oid)))) { /* not part of this subtree */
+						if (Z_TYPE_P(return_value) == IS_ARRAY) { /* some records are fetched already, shut down further lookup */
+							keepwalking = 0;
+						} else {
+							/* first fetched OID is out of subtree, fallback to GET query */
+							st |= SNMP_CMD_GET;
+							st ^= SNMP_CMD_WALK;
+							objid_query->offset = 0;
+							keepwalking = 1;
+						}
+						break;
+					}
+
+					MAKE_STD_ZVAL(snmpval);
+					php_snmp_getvalue(vars, snmpval TSRMLS_CC, objid_query->valueretrieval);
+
+					if (objid_query->array_output) {
+						if (Z_TYPE_P(return_value) == IS_BOOL) {
+							array_init(return_value);
+						}
+						if (st & SNMP_NUMERIC_KEYS) {
+							add_next_index_zval(return_value, snmpval);
+						} else if (st & SNMP_ORIGINAL_NAMES_AS_KEYS && st & SNMP_CMD_GET) {
+							found = 0;
+							for (count = 0; count < objid_query->count; count++) {
+								if (objid_query->vars[count].name_length == vars->name_length && snmp_oid_compare(objid_query->vars[count].name, objid_query->vars[count].name_length, vars->name, vars->name_length) == 0) {
+									found = 1;
+									objid_query->vars[count].name_length = 0; /* mark this name as used */
+									break;
+								}
+							}
+							if (found) {
+								add_assoc_zval(return_value, objid_query->vars[count].oid, snmpval);
+							} else {
+								snprint_objid(buf2, sizeof(buf2), vars->name, vars->name_length);
+								php_error_docref(NULL TSRMLS_CC, E_WARNING, "Could not find original OID name for '%s'", buf2);
+							}
+						} else if (st & SNMP_USE_SUFFIX_AS_KEYS && st & SNMP_CMD_WALK) {
+							snprint_objid(buf2, sizeof(buf2), vars->name, vars->name_length);
+							if (objid_query->vars[0].name_length <= vars->name_length && snmp_oid_compare(objid_query->vars[0].name, objid_query->vars[0].name_length, vars->name, objid_query->vars[0].name_length) == 0) {
+								buf2[0] = '\0';
+								count = objid_query->vars[0].name_length;
+								while(count < vars->name_length){
+									sprintf(buf, "%lu.", vars->name[count]);
+									strcat(buf2, buf);
+									count++;
+								}
+								buf2[strlen(buf2) - 1] = '\0'; /* remove trailing '.' */
+							}
+							add_assoc_zval(return_value, buf2, snmpval);
+						} else {
+							snprint_objid(buf2, sizeof(buf2), vars->name, vars->name_length);
+							add_assoc_zval(return_value, buf2, snmpval);
+						}
+					} else {
+						*return_value = *snmpval;
+						zval_copy_ctor(return_value);
+						zval_ptr_dtor(&snmpval);
+						break;
+					}
+
+					/* OID increase check */
+					if (st & SNMP_CMD_WALK) {
+						if (objid_query->oid_increasing_check == TRUE && snmp_oid_compare(objid_query->vars[0].name, objid_query->vars[0].name_length, vars->name, vars->name_length) >= 0) {
+							snprint_objid(buf2, sizeof(buf2), vars->name, vars->name_length);
+							php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_OID_NOT_INCREASING, "Error: OID not increasing: %s", buf2);
+							keepwalking = 0;
+						} else {
+							memmove((char *)(objid_query->vars[0].name), (char *)vars->name, vars->name_length * sizeof(oid));
+							objid_query->vars[0].name_length = vars->name_length;
+							keepwalking = 1;
+						}
+					}
+				}
+				if (objid_query->offset < objid_query->count) { /* we have unprocessed OIDs */
+					keepwalking = 1;
+				}
+			} else {
+				if (!(st & SNMP_CMD_WALK) || response->errstat != SNMP_ERR_NOSUCHNAME || Z_TYPE_P(return_value) == IS_BOOL) {
+					for (	count=1, vars = response->variables;
+						vars && count != response->errindex;
+						vars = vars->next_variable, count++);
+
+					if (st & (SNMP_CMD_GET | SNMP_CMD_GETNEXT) && response->errstat == SNMP_ERR_TOOBIG && objid_query->step > 1) { /* Answer will not fit into single packet */
+						objid_query->offset = ((objid_query->offset > objid_query->step) ? (objid_query->offset - objid_query->step) : 0 );
+						objid_query->step /= 2;
+						snmp_free_pdu(response);
+						keepwalking = 1;
+						continue;
+					}
+					if (vars) {
+						snprint_objid(buf, sizeof(buf), vars->name, vars->name_length);
+						php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_ERROR_IN_REPLY, "Error in packet at '%s': %s", buf, snmp_errstring(response->errstat));
+					} else {
+						php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_ERROR_IN_REPLY, "Error in packet at %u object_id: %s", response->errindex, snmp_errstring(response->errstat));
+					}
+					if (st & (SNMP_CMD_GET | SNMP_CMD_GETNEXT)) { /* cut out bogus OID and retry */
+						if ((pdu = snmp_fix_pdu(response, ((st & SNMP_CMD_GET) ? SNMP_MSG_GET : SNMP_MSG_GETNEXT) )) != NULL) {
+							snmp_free_pdu(response);
+							goto retry;
+						}
+					}
+					snmp_free_pdu(response);
+					snmp_close(ss);
+					if (objid_query->array_output) {
+						zval_dtor(return_value);
+					}
+					RETVAL_FALSE;
+					return;
+				}
+			}
+		} else if (status == STAT_TIMEOUT) {
+			php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_TIMEOUT, "No response from %s", session->peername);
+			if (objid_query->array_output) {
+				zval_dtor(return_value);
+			}
+			snmp_close(ss);
+			RETVAL_FALSE;
+			return;
+		} else {    /* status == STAT_ERROR */
+			snmp_error(ss, NULL, NULL, &err);
+			php_snmp_error(getThis(), NULL TSRMLS_CC, PHP_SNMP_ERRNO_GENERIC, "Fatal error: %s", err);
+			free(err);
+			if (objid_query->array_output) {
+				zval_dtor(return_value);
+			}
+			snmp_close(ss);
+			RETVAL_FALSE;
+			return;
+		}
+		if (response) {
+			snmp_free_pdu(response);
+		}
+	} /* keepwalking */
+	snmp_close(ss);
+}
+/* }}} */
+
+/* {{{ php_snmp_parse_oid
+*
+* OID parser (and type, value for SNMP_SET command)
+*/
+
+static int php_snmp_parse_oid(zval *object, int st, struct objid_query *objid_query, zval **oid, zval **type, zval **value TSRMLS_DC)
+{
+	char *pptr;
+	HashPosition pos_oid, pos_type, pos_value;
+	zval **tmp_oid, **tmp_type, **tmp_value;
+
+	if (Z_TYPE_PP(oid) != IS_ARRAY) {
+		if (Z_ISREF_PP(oid)) {
+			SEPARATE_ZVAL(oid);
+		}
+		convert_to_string_ex(oid);
+	} else if (Z_TYPE_PP(oid) == IS_ARRAY) {
+		zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(oid), &pos_oid);
+	}
+
+	if (st & SNMP_CMD_SET) {
+		if (Z_TYPE_PP(type) != IS_ARRAY) {
+			if (Z_ISREF_PP(type)) {
+				SEPARATE_ZVAL(type);
+			}
+			convert_to_string_ex(type);
+		} else if (Z_TYPE_PP(type) == IS_ARRAY) {
+			zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(type), &pos_type);
+		}
+
+		if (Z_TYPE_PP(value) != IS_ARRAY) {
+			if (Z_ISREF_PP(value)) {
+				SEPARATE_ZVAL(value);
+			}
+			convert_to_string_ex(value);
+		} else if (Z_TYPE_PP(value) == IS_ARRAY) {
+			zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(value), &pos_value);
+		}
+	}
+
+	objid_query->count = 0;
+	objid_query->array_output = ((st & SNMP_CMD_WALK) ? TRUE : FALSE);
+	if (Z_TYPE_PP(oid) == IS_STRING) {
+		objid_query->vars = (snmpobjarg *)emalloc(sizeof(snmpobjarg));
+		if (objid_query->vars == NULL) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed while parsing oid: %s", strerror(errno));
+			efree(objid_query->vars);
+			return FALSE;
+		}
+		objid_query->vars[objid_query->count].oid = Z_STRVAL_PP(oid);
+		if (st & SNMP_CMD_SET) {
+			if (Z_TYPE_PP(type) == IS_STRING && Z_TYPE_PP(value) == IS_STRING) {
+				if (Z_STRLEN_PP(type) != 1) {
+					php_error_docref(NULL TSRMLS_CC, E_WARNING, "Bogus type '%s', should be single char, got %u", Z_STRVAL_PP(type), Z_STRLEN_PP(type));
+					efree(objid_query->vars);
+					return FALSE;
+				}
+				pptr = Z_STRVAL_PP(type);
+				objid_query->vars[objid_query->count].type = *pptr;
+				objid_query->vars[objid_query->count].value = Z_STRVAL_PP(value);
+			} else {
+				php_error_docref(NULL TSRMLS_CC, E_WARNING, "Single objid and multiple type or values are not supported");
+				efree(objid_query->vars);
+				return FALSE;
+			}
+		}
+		objid_query->count++;
+	} else if (Z_TYPE_PP(oid) == IS_ARRAY) { /* we got objid array */
+		if (zend_hash_num_elements(Z_ARRVAL_PP(oid)) == 0) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Got empty OID array");
+			return FALSE;
+		}
+		objid_query->vars = (snmpobjarg *)emalloc(sizeof(snmpobjarg) * zend_hash_num_elements(Z_ARRVAL_PP(oid)));
+		if (objid_query->vars == NULL) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed while parsing oid array: %s", strerror(errno));
+			efree(objid_query->vars);
+			return FALSE;
+		}
+		objid_query->array_output = ( (st & SNMP_CMD_SET) ? FALSE : TRUE );
+		for (	zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(oid), &pos_oid);
+			zend_hash_get_current_data_ex(Z_ARRVAL_PP(oid), (void **) &tmp_oid, &pos_oid) == SUCCESS;
+			zend_hash_move_forward_ex(Z_ARRVAL_PP(oid), &pos_oid) ) {
+
+			convert_to_string_ex(tmp_oid);
+			objid_query->vars[objid_query->count].oid = Z_STRVAL_PP(tmp_oid);
+			if (st & SNMP_CMD_SET) {
+				if (Z_TYPE_PP(type) == IS_STRING) {
+					pptr = Z_STRVAL_PP(type);
+					objid_query->vars[objid_query->count].type = *pptr;
+				} else if (Z_TYPE_PP(type) == IS_ARRAY) {
+					if (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(type), (void **) &tmp_type, &pos_type)) {
+						convert_to_string_ex(tmp_type);
+						if (Z_STRLEN_PP(tmp_type) != 1) {
+							php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s': bogus type '%s', should be single char, got %u", Z_STRVAL_PP(tmp_oid), Z_STRVAL_PP(tmp_type), Z_STRLEN_PP(tmp_type));
+							efree(objid_query->vars);
+							return FALSE;
+						}
+						pptr = Z_STRVAL_PP(tmp_type);
+						objid_query->vars[objid_query->count].type = *pptr;
+						zend_hash_move_forward_ex(Z_ARRVAL_PP(type), &pos_type);
+					} else {
+						php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s': no type set", Z_STRVAL_PP(tmp_oid));
+						efree(objid_query->vars);
+						return FALSE;
+					}
+				}
+
+				if (Z_TYPE_PP(value) == IS_STRING) {
+					objid_query->vars[objid_query->count].value = Z_STRVAL_PP(value);
+				} else if (Z_TYPE_PP(value) == IS_ARRAY) {
+					if (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(value), (void **) &tmp_value, &pos_value)) {
+						convert_to_string_ex(tmp_value);
+						objid_query->vars[objid_query->count].value = Z_STRVAL_PP(tmp_value);
+						zend_hash_move_forward_ex(Z_ARRVAL_PP(value), &pos_value);
+					} else {
+						php_error_docref(NULL TSRMLS_CC, E_WARNING, "'%s': no value set", Z_STRVAL_PP(tmp_oid));
+						efree(objid_query->vars);
+						return FALSE;
+					}
+				}
+			}
+			objid_query->count++;
+		}
+	}
+
+	/* now parse all OIDs */
+	if (st & SNMP_CMD_WALK) {
+		if (objid_query->count > 1) {
+			php_snmp_error(object, NULL TSRMLS_CC, PHP_SNMP_ERRNO_OID_PARSING_ERROR, "Multi OID walks are not supported!");
+			efree(objid_query->vars);
+			return FALSE;
+		}
+		objid_query->vars[0].name_length = MAX_NAME_LEN;
+		if (strlen(objid_query->vars[0].oid)) { /* on a walk, an empty string means top of tree - no error */
+			if (!snmp_parse_oid(objid_query->vars[0].oid, objid_query->vars[0].name, &(objid_query->vars[0].name_length))) {
+				php_snmp_error(object, NULL TSRMLS_CC, PHP_SNMP_ERRNO_OID_PARSING_ERROR, "Invalid object identifier: %s", objid_query->vars[0].oid);
+				efree(objid_query->vars);
+				return FALSE;
+			}
+		} else { 
+			memmove((char *)objid_query->vars[0].name, (char *)objid_mib, sizeof(objid_mib));
+			objid_query->vars[0].name_length = sizeof(objid_mib) / sizeof(oid);
+		}
+	} else {
+		for (objid_query->offset = 0; objid_query->offset < objid_query->count; objid_query->offset++) {
+			objid_query->vars[objid_query->offset].name_length = MAX_OID_LEN;
+			if (!snmp_parse_oid(objid_query->vars[objid_query->offset].oid, objid_query->vars[objid_query->offset].name, &(objid_query->vars[objid_query->offset].name_length))) {
+				php_snmp_error(object, NULL TSRMLS_CC, PHP_SNMP_ERRNO_OID_PARSING_ERROR, "Invalid object identifier: %s", objid_query->vars[objid_query->offset].oid);
+				efree(objid_query->vars);
+				return FALSE;
+			}
+		}
+	}
+	objid_query->offset = 0;
+	objid_query->step = objid_query->count;
+	return (objid_query->count > 0);
+}
+/* }}} */
+
+/* {{{ netsnmp_session_init
+	allocates memory for session and session->peername, caller should free it manually using netsnmp_session_free() and efree()
+*/
+static int netsnmp_session_init(php_snmp_session **session_p, int version, char *hostname, char *community, int timeout, int retries TSRMLS_DC)
+{
+	php_snmp_session *session;
+	char *pptr, *host_ptr;
+	int force_ipv6 = FALSE;
+	int n;
+	struct sockaddr **psal;
+	struct sockaddr **res;
+
+	*session_p = (php_snmp_session *)emalloc(sizeof(php_snmp_session));
+	session = *session_p;
+	if (session == NULL) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed allocating session");
+		return (-1);
+	}
+	memset(session, 0, sizeof(php_snmp_session));
+
+	snmp_sess_init(session);
+
+	session->version = version;
+	session->remote_port = SNMP_PORT;
+
+	session->peername = emalloc(MAX_NAME_LEN);
+	if (session->peername == NULL) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed while copying hostname");
+		return (-1);
+	}
+	/* we copy original hostname for further processing */
+	strlcpy(session->peername, hostname, MAX_NAME_LEN);
+	host_ptr = session->peername;
+
+	/* Reading the hostname and its optional non-default port number */
+	if (*host_ptr == '[') { /* IPv6 address */
+		force_ipv6 = TRUE;
+		host_ptr++;
+		if ((pptr = strchr(host_ptr, ']'))) {
+			if (pptr[1] == ':') {
+				session->remote_port = atoi(pptr + 2);
+			}
+			*pptr = '\0';
+		} else {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "malformed IPv6 address, closing square bracket missing");
+			return (-1);
+		}
+	} else { /* IPv4 address */
+		if ((pptr = strchr(host_ptr, ':'))) {
+			session->remote_port = atoi(pptr + 1);
+			*pptr = '\0';
+		}
+	}
+
+	/* since Net-SNMP library requires 'udp6:' prefix for all IPv6 addresses (in FQDN form too) we need to
+	   perform possible name resolution before running any SNMP queries */
+	if ((n = php_network_getaddresses(host_ptr, SOCK_DGRAM, &psal, NULL TSRMLS_CC)) == 0) { /* some resolver error */
+		/* warnings sent, bailing out */
+		return (-1);
+	}
+
+	/* we have everything we need in psal, flush peername and fill it properly */
+	*(session->peername) = '\0';
+	res = psal;
+	while (n-- > 0) {
+		pptr = session->peername;
+#if HAVE_GETADDRINFO && HAVE_IPV6 && HAVE_INET_NTOP
+		if (force_ipv6 && (*res)->sa_family != AF_INET6) {
+			res++;
+			continue;
+		}
+		if ((*res)->sa_family == AF_INET6) {
+			strcpy(session->peername, "udp6:");
+			pptr = session->peername + strlen(session->peername);
+			inet_ntop((*res)->sa_family, &(((struct sockaddr_in6*)(*res))->sin6_addr), pptr, MAX_NAME_LEN);
+		} else if ((*res)->sa_family == AF_INET) {
+			inet_ntop((*res)->sa_family, &(((struct sockaddr_in*)(*res))->sin_addr), pptr, MAX_NAME_LEN);
+		} else {
+			res++;
+			continue;
+		}
+#else
+		if ((*res)->sa_family != AF_INET) {
+			res++;
+			continue;
+		}
+		strcat(pptr, inet_ntoa(((struct sockaddr_in*)(*res))->sin_addr));
+#endif
+		break;
+	}
+
+	if (strlen(session->peername) == 0) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown failure while resolving '%s'", hostname);
+		return (-1);
+	}
+	/* XXX FIXME
+		There should be check for non-empty session->peername!
+	*/
+
+	/* put back non-standard SNMP port */
+	if (session->remote_port != SNMP_PORT) {
+		pptr = session->peername + strlen(session->peername);
+		sprintf(pptr, ":%d", session->remote_port);
+	}
+
+	php_network_freeaddresses(psal);
+
+	if (version == SNMP_VERSION_3) {
+		/* Setting the security name. */
+		session->securityName = estrdup(community);
+		session->securityNameLen = strlen(session->securityName);
+	} else {
+		session->authenticator = NULL;
+		session->community = (u_char *)estrdup(community);
+		session->community_len = strlen(community);
+	}
+
+	session->retries = retries;
+	session->timeout = timeout;
+	return (0);
+}
+/* }}} */
+
+/* {{{ int netsnmp_session_set_sec_level(struct snmp_session *s, char *level)
+   Set the security level in the snmpv3 session */
+static int netsnmp_session_set_sec_level(struct snmp_session *s, char *level)
+{
+	if (!strcasecmp(level, "noAuthNoPriv") || !strcasecmp(level, "nanp")) {
+		s->securityLevel = SNMP_SEC_LEVEL_NOAUTH;
+	} else if (!strcasecmp(level, "authNoPriv") || !strcasecmp(level, "anp")) {
+		s->securityLevel = SNMP_SEC_LEVEL_AUTHNOPRIV;
+	} else if (!strcasecmp(level, "authPriv") || !strcasecmp(level, "ap")) {
+		s->securityLevel = SNMP_SEC_LEVEL_AUTHPRIV;
+	} else {
+		return (-1);
+	}
+	return (0);
+}
+/* }}} */
+
+/* {{{ int netsnmp_session_set_auth_protocol(struct snmp_session *s, char *prot)
+   Set the authentication protocol in the snmpv3 session */
+static int netsnmp_session_set_auth_protocol(struct snmp_session *s, char *prot TSRMLS_DC)
+{
+	if (!strcasecmp(prot, "MD5")) {
+		s->securityAuthProto = usmHMACMD5AuthProtocol;
+		s->securityAuthProtoLen = USM_AUTH_PROTO_MD5_LEN;
+	} else if (!strcasecmp(prot, "SHA")) {
+		s->securityAuthProto = usmHMACSHA1AuthProtocol;
+		s->securityAuthProtoLen = USM_AUTH_PROTO_SHA_LEN;
+	} else {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown authentication protocol '%s'", prot);
+		return (-1);
+	}
+	return (0);
+}
+/* }}} */
+
+/* {{{ int netsnmp_session_set_sec_protocol(struct snmp_session *s, char *prot)
+   Set the security protocol in the snmpv3 session */
+static int netsnmp_session_set_sec_protocol(struct snmp_session *s, char *prot TSRMLS_DC)
+{
+	if (!strcasecmp(prot, "DES")) {
+		s->securityPrivProto = usmDESPrivProtocol;
+		s->securityPrivProtoLen = USM_PRIV_PROTO_DES_LEN;
+#ifdef HAVE_AES
+	} else if (!strcasecmp(prot, "AES128") || !strcasecmp(prot, "AES")) {
+		s->securityPrivProto = usmAESPrivProtocol;
+		s->securityPrivProtoLen = USM_PRIV_PROTO_AES_LEN;
+#endif
+	} else {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown security protocol '%s'", prot);
+		return (-1);
+	}
+	return (0);
+}
+/* }}} */
+
+/* {{{ int netsnmp_session_gen_auth_key(struct snmp_session *s, char *pass)
+   Make key from pass phrase in the snmpv3 session */
+static int netsnmp_session_gen_auth_key(struct snmp_session *s, char *pass TSRMLS_DC)
+{
+	int snmp_errno;
+	s->securityAuthKeyLen = USM_AUTH_KU_LEN;
+	if ((snmp_errno = generate_Ku(s->securityAuthProto, s->securityAuthProtoLen,
+			(u_char *) pass, strlen(pass),
+			s->securityAuthKey, &(s->securityAuthKeyLen)))) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error generating a key for authentication pass phrase '%s': %s", pass, snmp_api_errstring(snmp_errno));
+		return (-1);
+	}
+	return (0);
+}
+/* }}} */
+
+/* {{{ int netsnmp_session_gen_sec_key(struct snmp_session *s, u_char *pass)
+   Make key from pass phrase in the snmpv3 session */
+static int netsnmp_session_gen_sec_key(struct snmp_session *s, char *pass TSRMLS_DC)
+{
+	int snmp_errno;
+
+	s->securityPrivKeyLen = USM_PRIV_KU_LEN;
+	if ((snmp_errno = generate_Ku(s->securityAuthProto, s->securityAuthProtoLen,
+			(u_char *)pass, strlen(pass),
+			s->securityPrivKey, &(s->securityPrivKeyLen)))) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error generating a key for privacy pass phrase '%s': %s", pass, snmp_api_errstring(snmp_errno));
+		return (-2);
+	}
+	return (0);
+}
+/* }}} */
+
+/* {{{ in netsnmp_session_set_contextEngineID(struct snmp_session *s, u_char * contextEngineID)
+   Set context Engine Id in the snmpv3 session */
+static int netsnmp_session_set_contextEngineID(struct snmp_session *s, char * contextEngineID TSRMLS_DC)
+{
+	size_t	ebuf_len = 32, eout_len = 0;
+	u_char	*ebuf = (u_char *) emalloc(ebuf_len);
+
+	if (ebuf == NULL) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "malloc failure setting contextEngineID");
+		return (-1);
+	}
+	if (!snmp_hex_to_binary(&ebuf, &ebuf_len, &eout_len, 1, contextEngineID)) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Bad engine ID value '%s'", contextEngineID);
+		efree(ebuf);
+		return (-1);
+	}
+
+	if (s->contextEngineID) {
+		efree(s->contextEngineID);
+	}
+
+	s->contextEngineID = ebuf;
+	s->contextEngineIDLen = eout_len;
+	return (0);
+}
+/* }}} */
+
+/* {{{ php_set_security(struct snmp_session *session, char *sec_level, char *auth_protocol, char *auth_passphrase, char *priv_protocol, char *priv_passphrase, char *contextName, char *contextEngineID)
+   Set all snmpv3-related security options */
+static int netsnmp_session_set_security(struct snmp_session *session, char *sec_level, char *auth_protocol, char *auth_passphrase, char *priv_protocol, char *priv_passphrase, char *contextName, char *contextEngineID TSRMLS_DC)
+{
+
+	/* Setting the security level. */
+	if (netsnmp_session_set_sec_level(session, sec_level)) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid security level '%s'", sec_level);
+		return (-1);
+	}
+
+	if (session->securityLevel == SNMP_SEC_LEVEL_AUTHNOPRIV || session->securityLevel == SNMP_SEC_LEVEL_AUTHPRIV) {
+
+		/* Setting the authentication protocol. */
+		if (netsnmp_session_set_auth_protocol(session, auth_protocol TSRMLS_CC)) {
+			/* Warning message sent already, just bail out */
+			return (-1);
+		}
+
+		/* Setting the authentication passphrase. */
+		if (netsnmp_session_gen_auth_key(session, auth_passphrase TSRMLS_CC)) {
+			/* Warning message sent already, just bail out */
+			return (-1);
+		}
+
+		if (session->securityLevel == SNMP_SEC_LEVEL_AUTHPRIV) {
+			/* Setting the security protocol. */
+			if (netsnmp_session_set_sec_protocol(session, priv_protocol TSRMLS_CC)) {
+				/* Warning message sent already, just bail out */
+				return (-1);
+			}
+
+			/* Setting the security protocol passphrase. */
+			if (netsnmp_session_gen_sec_key(session, priv_passphrase TSRMLS_CC)) {
+				/* Warning message sent already, just bail out */
+				return (-1);
+			}
+		}
+	}
+
+	/* Setting contextName if specified */
+	if (contextName) {
+		session->contextName = contextName;
+		session->contextNameLen = strlen(contextName);
+	}
+
+	/* Setting contextEngineIS if specified */
+	if (contextEngineID && strlen(contextEngineID) && netsnmp_session_set_contextEngineID(session, contextEngineID TSRMLS_CC)) {
+		/* Warning message sent already, just bail out */
+		return (-1);
+	}
+
+	return (0);
+}
+/* }}} */
+
+/* {{{ php_snmp
+*
+* Generic SNMP handler for all versions.
+* This function makes use of the internal SNMP object fetcher.
+* Used both in old (non-OO) and OO API
+*
+*/
+static void php_snmp(INTERNAL_FUNCTION_PARAMETERS, int st, int version)
+{
+	zval **oid, **value, **type;
+	char *a1, *a2, *a3, *a4, *a5, *a6, *a7;
+	int a1_len, a2_len, a3_len, a4_len, a5_len, a6_len, a7_len;
+	zend_bool use_orignames = 0, suffix_keys = 0;
+	long timeout = SNMP_DEFAULT_TIMEOUT;
+	long retries = SNMP_DEFAULT_RETRIES;
+	int argc = ZEND_NUM_ARGS();
+	struct objid_query objid_query;
+	php_snmp_session *session;
+	int session_less_mode = (getThis() == NULL);
+	php_snmp_object *snmp_object;
+	php_snmp_object glob_snmp_object;
+	
+	objid_query.max_repetitions = -1;
+	objid_query.non_repeaters = 0;
+	objid_query.valueretrieval = SNMP_G(valueretrieval);
+	objid_query.oid_increasing_check = TRUE;
+
+	if (session_less_mode) {
+		if (version == SNMP_VERSION_3) {
+			if (st & SNMP_CMD_SET) {
+				if (zend_parse_parameters(argc TSRMLS_CC, "sssssssZZZ|ll", &a1, &a1_len, &a2, &a2_len, &a3, &a3_len,
+					&a4, &a4_len, &a5, &a5_len, &a6, &a6_len, &a7, &a7_len, &oid, &type, &value, &timeout, &retries) == FAILURE) {
+					RETURN_FALSE;
+				}
+			} else {
+				/* SNMP_CMD_GET
+				 * SNMP_CMD_GETNEXT
+				 * SNMP_CMD_WALK
+				 */
+				if (zend_parse_parameters(argc TSRMLS_CC, "sssssssZ|ll", &a1, &a1_len, &a2, &a2_len, &a3, &a3_len,
+					&a4, &a4_len, &a5, &a5_len, &a6, &a6_len, &a7, &a7_len, &oid, &timeout, &retries) == FAILURE) {
+					RETURN_FALSE;
+				}
+			}
+		} else {
+			if (st & SNMP_CMD_SET) {
+				if (zend_parse_parameters(argc TSRMLS_CC, "ssZZZ|ll", &a1, &a1_len, &a2, &a2_len, &oid, &type, &value, &timeout, &retries) == FAILURE) {
+					RETURN_FALSE;
+				}
+			} else {
+				/* SNMP_CMD_GET
+				 * SNMP_CMD_GETNEXT
+				 * SNMP_CMD_WALK
+				 */
+				if (zend_parse_parameters(argc TSRMLS_CC, "ssZ|ll", &a1, &a1_len, &a2, &a2_len, &oid, &timeout, &retries) == FAILURE) {
+					RETURN_FALSE;
+				}
+			}
+		}
+	} else {
+		if (st & SNMP_CMD_SET) {
+			if (zend_parse_parameters(argc TSRMLS_CC, "ZZZ", &oid, &type, &value) == FAILURE) {
+				RETURN_FALSE;
+			}
+		} else if (st & SNMP_CMD_WALK) {
+			if (zend_parse_parameters(argc TSRMLS_CC, "Z|bll", &oid, &suffix_keys, &(objid_query.max_repetitions), &(objid_query.non_repeaters)) == FAILURE) {
+				RETURN_FALSE;
+			}
+			if (suffix_keys) {
+				st |= SNMP_USE_SUFFIX_AS_KEYS;
+			}
+		} else if (st & SNMP_CMD_GET) {
+			if (zend_parse_parameters(argc TSRMLS_CC, "Z|b", &oid, &use_orignames) == FAILURE) {
+				RETURN_FALSE;
+			}
+			if (use_orignames) {
+				st |= SNMP_ORIGINAL_NAMES_AS_KEYS;
+			}
+		} else {
+			/* SNMP_CMD_GETNEXT
+			 */
+			if (zend_parse_parameters(argc TSRMLS_CC, "Z", &oid) == FAILURE) {
+				RETURN_FALSE;
+			}
+		}
+	}
+
+	if (!php_snmp_parse_oid(getThis(), st, &objid_query, oid, type, value TSRMLS_CC)) {
+		RETURN_FALSE;
+	}
+
+	if (session_less_mode) {
+		if (netsnmp_session_init(&session, version, a1, a2, timeout, retries TSRMLS_CC)) {
+			efree(objid_query.vars);
+			netsnmp_session_free(&session);
+			RETURN_FALSE;
+		}
+		if (version == SNMP_VERSION_3 && netsnmp_session_set_security(session, a3, a4, a5, a6, a7, NULL, NULL TSRMLS_CC)) {
+			efree(objid_query.vars);
+			netsnmp_session_free(&session);
+			/* Warning message sent already, just bail out */
+			RETURN_FALSE;
+		}
+	} else {
+		zval *object = getThis();
+		snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+		session = snmp_object->session;
+		if (!session) {
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid or uninitialized SNMP object");
+			efree(objid_query.vars);
+			RETURN_FALSE;
+		}
+
+		if (snmp_object->max_oids > 0) {
+			objid_query.step = snmp_object->max_oids;
+			if (objid_query.max_repetitions < 0) { /* unspecified in function call, use session-wise */
+				objid_query.max_repetitions = snmp_object->max_oids;
+			}
+		}
+		objid_query.oid_increasing_check = snmp_object->oid_increasing_check;
+		objid_query.valueretrieval = snmp_object->valueretrieval;
+		glob_snmp_object.enum_print = netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_PRINT_NUMERIC_ENUM);
+		netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_PRINT_NUMERIC_ENUM, snmp_object->enum_print);
+		glob_snmp_object.quick_print = netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT);
+		netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT, snmp_object->quick_print);
+		glob_snmp_object.oid_output_format = netsnmp_ds_get_int(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT);
+		netsnmp_ds_set_int(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT, snmp_object->oid_output_format);
+	}
+
+	if (objid_query.max_repetitions < 0) {
+		objid_query.max_repetitions = 20; /* provide correct default value */
+	}
+
+	php_snmp_internal(INTERNAL_FUNCTION_PARAM_PASSTHRU, st, session, &objid_query);
+	
+	efree(objid_query.vars);
+
+	if (session_less_mode) {
+		netsnmp_session_free(&session);
+	} else {
+		netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_PRINT_NUMERIC_ENUM, glob_snmp_object.enum_print);
+		netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT, glob_snmp_object.quick_print);
+		netsnmp_ds_set_int(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT, glob_snmp_object.oid_output_format);
+	}
+}
+/* }}} */
+
+/* {{{ proto mixed snmpget(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Fetch a SNMP object */
+PHP_FUNCTION(snmpget)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GET, SNMP_VERSION_1);
+}
+/* }}} */
+
+/* {{{ proto mixed snmpgetnext(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Fetch a SNMP object */
+PHP_FUNCTION(snmpgetnext)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GETNEXT, SNMP_VERSION_1);
+}
+/* }}} */
+
+/* {{{ proto mixed snmpwalk(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Return all objects under the specified object id */
+PHP_FUNCTION(snmpwalk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, (SNMP_CMD_WALK | SNMP_NUMERIC_KEYS), SNMP_VERSION_1);
+}
+/* }}} */
+
+/* {{{ proto mixed snmprealwalk(string host, string community, mixed object_id [, int timeout [, int retries]])
+   Return all objects including their respective object id withing the specified one */
+PHP_FUNCTION(snmprealwalk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_WALK, SNMP_VERSION_1);
+}
+/* }}} */
+
+/* {{{ proto bool snmpset(string host, string community, mixed object_id, mixed type, mixed value [, int timeout [, int retries]]) 
+   Set the value of a SNMP object */
+PHP_FUNCTION(snmpset)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_SET, SNMP_VERSION_1);
+}
+/* }}} */
+
+/* {{{ proto bool snmp_get_quick_print(void)
+   Return the current status of quick_print */
+PHP_FUNCTION(snmp_get_quick_print)
+{
+	if (zend_parse_parameters_none() == FAILURE) {
+		return;
+	}
+
+	RETURN_BOOL(netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT));
+}
+/* }}} */
+
+/* {{{ proto bool snmp_set_quick_print(int quick_print)
+   Return all objects including their respective object id withing the specified one */
+PHP_FUNCTION(snmp_set_quick_print)
+{
+	long a1;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &a1) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT, (int)a1);
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto bool snmp_set_enum_print(int enum_print)
+   Return all values that are enums with their enum value instead of the raw integer */
+PHP_FUNCTION(snmp_set_enum_print)
+{
+	long a1;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &a1) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_PRINT_NUMERIC_ENUM, (int) a1);
+	RETURN_TRUE;
+} 
+/* }}} */
+
+/* {{{ proto bool snmp_set_oid_output_format(int oid_format)
+   Set the OID output format. */
+PHP_FUNCTION(snmp_set_oid_output_format)
+{
+	long a1;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &a1) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	switch((int) a1) {
+		case NETSNMP_OID_OUTPUT_SUFFIX:
+		case NETSNMP_OID_OUTPUT_MODULE:
+		case NETSNMP_OID_OUTPUT_FULL:
+		case NETSNMP_OID_OUTPUT_NUMERIC:
+		case NETSNMP_OID_OUTPUT_UCD:
+		case NETSNMP_OID_OUTPUT_NONE:
+			netsnmp_ds_set_int(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT, a1);
+			RETURN_TRUE;
+			break;
+		default:
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown SNMP output print format '%d'", (int) a1);
+			RETURN_FALSE;
+			break;
+	}
+} 
+/* }}} */
+
+/* {{{ proto mixed snmp2_get(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Fetch a SNMP object */
+PHP_FUNCTION(snmp2_get)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GET, SNMP_VERSION_2c);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp2_getnext(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Fetch a SNMP object */
+PHP_FUNCTION(snmp2_getnext)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GETNEXT, SNMP_VERSION_2c);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp2_walk(string host, string community, mixed object_id [, int timeout [, int retries]]) 
+   Return all objects under the specified object id */
+PHP_FUNCTION(snmp2_walk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, (SNMP_CMD_WALK | SNMP_NUMERIC_KEYS), SNMP_VERSION_2c);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp2_real_walk(string host, string community, mixed object_id [, int timeout [, int retries]])
+   Return all objects including their respective object id withing the specified one */
+PHP_FUNCTION(snmp2_real_walk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_WALK, SNMP_VERSION_2c);
+}
+/* }}} */
+
+/* {{{ proto bool snmp2_set(string host, string community, mixed object_id, mixed type, mixed value [, int timeout [, int retries]]) 
+   Set the value of a SNMP object */
+PHP_FUNCTION(snmp2_set)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_SET, SNMP_VERSION_2c);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp3_get(string host, string sec_name, string sec_level, string auth_protocol, string auth_passphrase, string priv_protocol, string priv_passphrase, mixed object_id [, int timeout [, int retries]])
+   Fetch the value of a SNMP object */
+PHP_FUNCTION(snmp3_get)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GET, SNMP_VERSION_3);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp3_getnext(string host, string sec_name, string sec_level, string auth_protocol, string auth_passphrase, string priv_protocol, string priv_passphrase, mixed object_id [, int timeout [, int retries]])
+   Fetch the value of a SNMP object */
+PHP_FUNCTION(snmp3_getnext)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GETNEXT, SNMP_VERSION_3);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp3_walk(string host, string sec_name, string sec_level, string auth_protocol, string auth_passphrase, string priv_protocol, string priv_passphrase, mixed object_id [, int timeout [, int retries]])
+   Fetch the value of a SNMP object */
+PHP_FUNCTION(snmp3_walk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, (SNMP_CMD_WALK | SNMP_NUMERIC_KEYS), SNMP_VERSION_3);
+}
+/* }}} */
+
+/* {{{ proto mixed snmp3_real_walk(string host, string sec_name, string sec_level, string auth_protocol, string auth_passphrase, string priv_protocol, string priv_passphrase, mixed object_id [, int timeout [, int retries]])
+   Fetch the value of a SNMP object */
+PHP_FUNCTION(snmp3_real_walk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_WALK, SNMP_VERSION_3);
+}
+/* }}} */
+
+/* {{{ proto bool snmp3_set(string host, string sec_name, string sec_level, string auth_protocol, string auth_passphrase, string priv_protocol, string priv_passphrase, mixed object_id, mixed type, mixed value [, int timeout [, int retries]])
+   Fetch the value of a SNMP object */
+PHP_FUNCTION(snmp3_set)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_SET, SNMP_VERSION_3);
+}
+/* }}} */
+
+/* {{{ proto bool snmp_set_valueretrieval(int method)
+   Specify the method how the SNMP values will be returned */
+PHP_FUNCTION(snmp_set_valueretrieval)
+{
+	long method;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &method) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	if (method >= 0 && method <= (SNMP_VALUE_LIBRARY|SNMP_VALUE_PLAIN|SNMP_VALUE_OBJECT)) {
+			SNMP_G(valueretrieval) = method;
+			RETURN_TRUE;
+	} else {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown SNMP value retrieval method '%ld'", method);
+		RETURN_FALSE;
+	}
+}
+/* }}} */
+
+/* {{{ proto int snmp_get_valueretrieval()
+   Return the method how the SNMP values will be returned */
+PHP_FUNCTION(snmp_get_valueretrieval)
+{
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	RETURN_LONG(SNMP_G(valueretrieval));
+}
+/* }}} */
+
+/* {{{ proto bool snmp_read_mib(string filename)
+   Reads and parses a MIB file into the active MIB tree. */
+PHP_FUNCTION(snmp_read_mib)
+{
+	char *filename;
+	int filename_len;
+
+	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &filename, &filename_len) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	if (!read_mib(filename)) {
+		char *error = strerror(errno);
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error while reading MIB file '%s': %s", filename, error);
+		RETURN_FALSE;
+	}
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto SNMP SNMP::__construct(int version, string hostname, string community|securityName [, long timeout [, long retries]])
+	Creates a new SNMP session to specified host. */
+PHP_METHOD(snmp, __construct)
+{
+	php_snmp_object *snmp_object;
+	zval *object = getThis();
+	char *a1, *a2;
+	int a1_len, a2_len;
+	long timeout = SNMP_DEFAULT_TIMEOUT;
+	long retries = SNMP_DEFAULT_RETRIES;
+	long version = SNMP_DEFAULT_VERSION;
+	int argc = ZEND_NUM_ARGS();
+	zend_error_handling error_handling;
+
+	snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+	zend_replace_error_handling(EH_THROW, NULL, &error_handling TSRMLS_CC);
+	
+	if (zend_parse_parameters(argc TSRMLS_CC, "lss|ll", &version, &a1, &a1_len, &a2, &a2_len, &timeout, &retries) == FAILURE) {
+		zend_restore_error_handling(&error_handling TSRMLS_CC);
+		return;
+	}
+
+	zend_restore_error_handling(&error_handling TSRMLS_CC);
+
+	switch(version) {
+		case SNMP_VERSION_1:
+		case SNMP_VERSION_2c:
+		case SNMP_VERSION_3:
+			break;
+		default:
+			zend_throw_exception(zend_exception_get_default(TSRMLS_C), "Unknown SNMP protocol version", 0 TSRMLS_CC);
+			return;
+	}
+
+	/* handle re-open of snmp session */
+	if (snmp_object->session) {
+		netsnmp_session_free(&(snmp_object->session));
+	}
+	
+	if (netsnmp_session_init(&(snmp_object->session), version, a1, a2, timeout, retries TSRMLS_CC)) {
+		return;
+	}
+	snmp_object->max_oids = 0;
+	snmp_object->valueretrieval = SNMP_G(valueretrieval);
+	snmp_object->enum_print = netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_PRINT_NUMERIC_ENUM);
+	snmp_object->oid_output_format = netsnmp_ds_get_int(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_OID_OUTPUT_FORMAT);
+	snmp_object->quick_print = netsnmp_ds_get_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_QUICK_PRINT);
+	snmp_object->oid_increasing_check = TRUE;
+	snmp_object->exceptions_enabled = 0;
+}
+/* }}} */
+
+/* {{{ proto bool SNMP::close() 
+	Close SNMP session */
+PHP_METHOD(snmp, close)
+{
+	php_snmp_object *snmp_object;
+	zval *object = getThis();
+
+	snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+
+	if (zend_parse_parameters_none() == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	netsnmp_session_free(&(snmp_object->session));
+
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto mixed SNMP::get(mixed object_id [, bool preserve_keys])
+   Fetch a SNMP object returing scalar for single OID and array of oid->value pairs for multi OID request */
+PHP_METHOD(snmp, get)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GET, (-1));
+}
+/* }}} */
+
+/* {{{ proto mixed SNMP::getnext(mixed object_id)
+   Fetch a SNMP object returing scalar for single OID and array of oid->value pairs for multi OID request */
+PHP_METHOD(snmp, getnext)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_GETNEXT, (-1));
+}
+/* }}} */
+
+/* {{{ proto mixed SNMP::walk(mixed object_id [, bool $suffix_as_key = FALSE [, int $max_repetitions [, int $non_repeaters]])
+   Return all objects including their respective object id withing the specified one as array of oid->value pairs */
+PHP_METHOD(snmp, walk)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_WALK, (-1));
+}
+/* }}} */
+
+/* {{{ proto bool SNMP::set(mixed object_id, mixed type, mixed value) 
+   Set the value of a SNMP object */
+PHP_METHOD(snmp, set)
+{
+	php_snmp(INTERNAL_FUNCTION_PARAM_PASSTHRU, SNMP_CMD_SET, (-1));
+}
+
+/* {{{ proto bool SNMP::setSecurity(string sec_level, [ string auth_protocol, string auth_passphrase [, string priv_protocol, string priv_passphrase [, string contextName [, string contextEngineID]]]])
+	Set SNMPv3 security-related session parameters */
+PHP_METHOD(snmp, setSecurity)
+{
+	php_snmp_object *snmp_object;
+	zval *object = getThis();
+	char *a1 = "", *a2 = "", *a3 = "", *a4 = "", *a5 = "", *a6 = "", *a7 = "";
+	int a1_len = 0, a2_len = 0, a3_len = 0, a4_len = 0, a5_len = 0, a6_len = 0, a7_len = 0;
+	int argc = ZEND_NUM_ARGS();
+
+	snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+	
+	if (zend_parse_parameters(argc TSRMLS_CC, "s|ssssss", &a1, &a1_len, &a2, &a2_len, &a3, &a3_len,
+		&a4, &a4_len, &a5, &a5_len, &a6, &a6_len, &a7, &a7_len) == FAILURE) {
+		RETURN_FALSE;
+	}
+
+	if (netsnmp_session_set_security(snmp_object->session, a1, a2, a3, a4, a5, a6, a7 TSRMLS_CC)) {
+		/* Warning message sent already, just bail out */
+		RETURN_FALSE;
+	}
+	RETURN_TRUE;
+}
+/* }}} */
+
+/* {{{ proto long SNMP::getErrno() 
+	Get last error code number */
+PHP_METHOD(snmp, getErrno)
+{
+	php_snmp_object *snmp_object;
+	zval *object = getThis();
+
+	snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+
+	RETVAL_LONG(snmp_object->snmp_errno);
+	return;
+}
+/* }}} */
+
+/* {{{ proto long SNMP::getError() 
+	Get last error message */
+PHP_METHOD(snmp, getError)
+{
+	php_snmp_object *snmp_object;
+	zval *object = getThis();
+
+	snmp_object = (php_snmp_object *)zend_object_store_get_object(object TSRMLS_CC);
+
+	RETVAL_STRING(snmp_object->snmp_errstr, 1);
+	return;
+}
+/* }}} */
+
+/* {{{ */
+void php_snmp_add_property(HashTable *h, const char *name, size_t name_length, php_snmp_read_t read_func, php_snmp_write_t write_func TSRMLS_DC)
+{
+	php_snmp_prop_handler p;
+
+	p.name = (char*) name;
+	p.name_length = name_length;
+	p.read_func = (read_func) ? read_func : NULL;
+	p.write_func = (write_func) ? write_func : NULL;
+	zend_hash_add(h, (char *)name, name_length + 1, &p, sizeof(php_snmp_prop_handler), NULL);
+}
+/* }}} */
+
+/* {{{ php_snmp_read_property(zval *object, zval *member, int type[, const zend_literal *key])
+   Generic object property reader */
+zval *php_snmp_read_property(zval *object, zval *member, int type, const zend_literal *key TSRMLS_DC)
+{
+	zval tmp_member;
+	zval *retval;
+	php_snmp_object *obj;
+	php_snmp_prop_handler *hnd;
+	int ret;
+
+	ret = FAILURE;
+	obj = (php_snmp_object *)zend_objects_get_address(object TSRMLS_CC);
+
+	if (Z_TYPE_P(member) != IS_STRING) {
+		tmp_member = *member;
+		zval_copy_ctor(&tmp_member);
+		convert_to_string(&tmp_member);
+		member = &tmp_member;
+	}
+
+	ret = zend_hash_find(&php_snmp_properties, Z_STRVAL_P(member), Z_STRLEN_P(member)+1, (void **) &hnd);
+
+	if (ret == SUCCESS && hnd->read_func) {
+		ret = hnd->read_func(obj, &retval TSRMLS_CC);
+		if (ret == SUCCESS) {
+			/* ensure we're creating a temporary variable */
+			Z_SET_REFCOUNT_P(retval, 0);
+		} else {
+			retval = EG(uninitialized_zval_ptr);
+		}
+	} else {
+		zend_object_handlers * std_hnd = zend_get_std_object_handlers();
+		retval = std_hnd->read_property(object, member, type, key TSRMLS_CC);
+	}
+
+	if (member == &tmp_member) {
+		zval_dtor(member);
+	}
+	return(retval);
+}
+/* }}} */
+
+/* {{{ php_snmp_write_property(zval *object, zval *member, zval *value[, const zend_literal *key])
+   Generic object property writer */
+void php_snmp_write_property(zval *object, zval *member, zval *value, const zend_literal *key TSRMLS_DC)
+{
+	zval tmp_member;
+	php_snmp_object *obj;
+	php_snmp_prop_handler *hnd;
+	int ret;
+
+	if (Z_TYPE_P(member) != IS_STRING) {
+		tmp_member = *member;
+		zval_copy_ctor(&tmp_member);
+		convert_to_string(&tmp_member);
+		member = &tmp_member;
+	}
+
+	ret = FAILURE;
+	obj = (php_snmp_object *)zend_objects_get_address(object TSRMLS_CC);
+
+	ret = zend_hash_find(&php_snmp_properties, Z_STRVAL_P(member), Z_STRLEN_P(member) + 1, (void **) &hnd);
+
+	if (ret == SUCCESS && hnd->write_func) {
+		hnd->write_func(obj, value TSRMLS_CC);
+		if (! PZVAL_IS_REF(value) && Z_REFCOUNT_P(value) == 0) {
+			Z_ADDREF_P(value);
+			zval_ptr_dtor(&value);
+		}
+	} else {
+		zend_object_handlers * std_hnd = zend_get_std_object_handlers();
+		std_hnd->write_property(object, member, value, key TSRMLS_CC);
+	}
+
+	if (member == &tmp_member) {
+		zval_dtor(member);
+	}
+}
+/* }}} */
+
+/* {{{ php_snmp_has_property(zval *object, zval *member, int has_set_exists[, const zend_literal *key])
+   Generic object property checker */
+static int php_snmp_has_property(zval *object, zval *member, int has_set_exists, const zend_literal *key TSRMLS_DC)
+{
+	php_snmp_prop_handler *hnd;
+	int ret = 0;
+
+	if (zend_hash_find(&php_snmp_properties, Z_STRVAL_P(member), Z_STRLEN_P(member) + 1, (void **)&hnd) == SUCCESS) {
+		switch (has_set_exists) {
+			case 2:
+				ret = 1;
+				break;
+			case 0: {
+				zval *value = php_snmp_read_property(object, member, BP_VAR_IS, key TSRMLS_CC);
+				if (value != EG(uninitialized_zval_ptr)) {
+					ret = Z_TYPE_P(value) != IS_NULL? 1:0;
+					/* refcount is 0 */
+					Z_ADDREF_P(value);
+					zval_ptr_dtor(&value);
+				}
+				break;
+			}
+			default: {
+				zval *value = php_snmp_read_property(object, member, BP_VAR_IS, key TSRMLS_CC);
+				if (value != EG(uninitialized_zval_ptr)) {
+					convert_to_boolean(value);
+					ret = Z_BVAL_P(value)? 1:0;
+					/* refcount is 0 */
+					Z_ADDREF_P(value);
+					zval_ptr_dtor(&value);
+				}
+				break;
+			}
+		}
+	} else {
+		zend_object_handlers * std_hnd = zend_get_std_object_handlers();
+		ret = std_hnd->has_property(object, member, has_set_exists, key TSRMLS_CC);
+	}
+	return ret;
+}
+/* }}} */
+
+/* {{{ php_snmp_get_properties(zval *object)
+   Returns all object properties. Injects SNMP properties into object on first call */
+static HashTable *php_snmp_get_properties(zval *object TSRMLS_DC)
+{
+	php_snmp_object *obj;
+	php_snmp_prop_handler *hnd;
+	HashTable *props;
+	zval *val;
+	char *key;
+	uint key_len;
+	HashPosition pos;
+	ulong num_key;
+
+	obj = (php_snmp_object *)zend_objects_get_address(object TSRMLS_CC);
+	props = zend_std_get_properties(object TSRMLS_CC);
+
+	zend_hash_internal_pointer_reset_ex(&php_snmp_properties, &pos);
+
+	while (zend_hash_get_current_data_ex(&php_snmp_properties, (void**)&hnd, &pos) == SUCCESS) {
+		zend_hash_get_current_key_ex(&php_snmp_properties, &key, &key_len, &num_key, 0, &pos);
+		if (!hnd->read_func || hnd->read_func(obj, &val TSRMLS_CC) != SUCCESS) {
+			val = EG(uninitialized_zval_ptr);
+			Z_ADDREF_P(val);
+		}
+		zend_hash_update(props, key, key_len, (void *)&val, sizeof(zval *), NULL);
+		zend_hash_move_forward_ex(&php_snmp_properties, &pos);
+	}
+	return obj->zo.properties;
+}
+/* }}} */
+
+/* {{{ */
+static int php_snmp_read_info(php_snmp_object *snmp_object, zval **retval TSRMLS_DC)
+{
+	zval *val;
+
+	MAKE_STD_ZVAL(*retval);
+	array_init(*retval);
+
+	if (snmp_object->session == NULL) {
+		return SUCCESS;
+	}
+		
+	MAKE_STD_ZVAL(val);
+	ZVAL_STRINGL(val, snmp_object->session->peername, strlen(snmp_object->session->peername), 1);
+	add_assoc_zval(*retval, "hostname", val);
+	
+	MAKE_STD_ZVAL(val);
+	ZVAL_LONG(val, snmp_object->session->remote_port);
+	add_assoc_zval(*retval, "port", val);
+	
+	MAKE_STD_ZVAL(val);
+	ZVAL_LONG(val, snmp_object->session->timeout);
+	add_assoc_zval(*retval, "timeout", val);
+	
+	MAKE_STD_ZVAL(val);
+	ZVAL_LONG(val, snmp_object->session->retries);
+	add_assoc_zval(*retval, "retries", val);
+	
+	return SUCCESS;
+}
+/* }}} */
+
+/* {{{ */
+static int php_snmp_read_max_oids(php_snmp_object *snmp_object, zval **retval TSRMLS_DC)
+{
+	MAKE_STD_ZVAL(*retval);
+	if (snmp_object->max_oids > 0) {
+		ZVAL_LONG(*retval, snmp_object->max_oids);
+	} else {
+		ZVAL_NULL(*retval);
+	}
+	return SUCCESS;
+}
+/* }}} */
+
+#define PHP_SNMP_BOOL_PROPERTY_READER_FUNCTION(name) \
+	static int php_snmp_read_##name(php_snmp_object *snmp_object, zval **retval TSRMLS_DC) \
+	{ \
+		MAKE_STD_ZVAL(*retval); \
+		ZVAL_BOOL(*retval, snmp_object->name); \
+		return SUCCESS; \
+	}
+
+PHP_SNMP_BOOL_PROPERTY_READER_FUNCTION(oid_increasing_check)
+PHP_SNMP_BOOL_PROPERTY_READER_FUNCTION(quick_print)
+PHP_SNMP_BOOL_PROPERTY_READER_FUNCTION(enum_print)
+
+#define PHP_SNMP_LONG_PROPERTY_READER_FUNCTION(name) \
+	static int php_snmp_read_##name(php_snmp_object *snmp_object, zval **retval TSRMLS_DC) \
+	{ \
+		MAKE_STD_ZVAL(*retval); \
+		ZVAL_LONG(*retval, snmp_object->name); \
+		return SUCCESS; \
+	}
+
+PHP_SNMP_LONG_PROPERTY_READER_FUNCTION(valueretrieval)
+PHP_SNMP_LONG_PROPERTY_READER_FUNCTION(oid_output_format)
+PHP_SNMP_LONG_PROPERTY_READER_FUNCTION(exceptions_enabled)
+
+/* {{{ */
+static int php_snmp_write_info(php_snmp_object *snmp_object, zval *newval TSRMLS_DC)
+{
+	php_error_docref(NULL TSRMLS_CC, E_WARNING, "info property is read-only");
+	return FAILURE;
+}
+/* }}} */
+
+/* {{{ */
+static int php_snmp_write_max_oids(php_snmp_object *snmp_object, zval *newval TSRMLS_DC)
+{
+	zval ztmp;
+	int ret = SUCCESS;
+
+	if (Z_TYPE_P(newval) == IS_NULL) {
+		snmp_object->max_oids = 0;
+		return ret;
+	}
+
+	if (Z_TYPE_P(newval) != IS_LONG) {
+		ztmp = *newval;
+		zval_copy_ctor(&ztmp);
+		convert_to_long(&ztmp);
+		newval = &ztmp;
+	}
+
+	if (Z_LVAL_P(newval) > 0) {
+		snmp_object->max_oids = Z_LVAL_P(newval);
+	} else {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "max_oids should be positive integer or NULL, got %ld", Z_LVAL_P(newval));
+	}
+	
+	if (newval == &ztmp) {
+		zval_dtor(newval);
+	}
+
+	return ret;
+}
+/* }}} */
+
+/* {{{ */
+static int php_snmp_write_valueretrieval(php_snmp_object *snmp_object, zval *newval TSRMLS_DC)
+{
+	zval ztmp;
+	int ret = SUCCESS;
+
+	if (Z_TYPE_P(newval) != IS_LONG) {
+		ztmp = *newval;
+		zval_copy_ctor(&ztmp);
+		convert_to_long(&ztmp);
+		newval = &ztmp;
+	}
+
+	if (Z_LVAL_P(newval) >= 0 && Z_LVAL_P(newval) <= (SNMP_VALUE_LIBRARY|SNMP_VALUE_PLAIN|SNMP_VALUE_OBJECT)) {
+		snmp_object->valueretrieval = Z_LVAL_P(newval);
+	} else {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown SNMP value retrieval method '%ld'", Z_LVAL_P(newval));
+		ret = FAILURE;
+	}
+	
+	if (newval == &ztmp) {
+		zval_dtor(newval);
+	}
+
+	return ret;
+}
+/* }}} */
+
+#define PHP_SNMP_BOOL_PROPERTY_WRITER_FUNCTION(name) \
+static int php_snmp_write_##name(php_snmp_object *snmp_object, zval *newval TSRMLS_DC) \
+{ \
+	zval ztmp; \
+	if (Z_TYPE_P(newval) != IS_BOOL) { \
+		ztmp = *newval; \
+		zval_copy_ctor(&ztmp); \
+		convert_to_boolean(&ztmp); \
+		newval = &ztmp; \
+	} \
+\
+	snmp_object->name = Z_LVAL_P(newval); \
+\
+	if (newval == &ztmp) { \
+		zval_dtor(newval); \
+	} \
+	return SUCCESS; \
+}
+
+PHP_SNMP_BOOL_PROPERTY_WRITER_FUNCTION(quick_print)
+PHP_SNMP_BOOL_PROPERTY_WRITER_FUNCTION(enum_print)
+PHP_SNMP_BOOL_PROPERTY_WRITER_FUNCTION(oid_increasing_check)
+
+/* {{{ */
+static int php_snmp_write_oid_output_format(php_snmp_object *snmp_object, zval *newval TSRMLS_DC)
+{
+	zval ztmp;
+	int ret = SUCCESS;
+	if (Z_TYPE_P(newval) != IS_LONG) {
+		ztmp = *newval;
+		zval_copy_ctor(&ztmp);
+		convert_to_long(&ztmp);
+		newval = &ztmp;
+	}
+	
+	switch(Z_LVAL_P(newval)) {
+		case NETSNMP_OID_OUTPUT_SUFFIX:
+		case NETSNMP_OID_OUTPUT_MODULE:
+		case NETSNMP_OID_OUTPUT_FULL:
+		case NETSNMP_OID_OUTPUT_NUMERIC:
+		case NETSNMP_OID_OUTPUT_UCD:
+		case NETSNMP_OID_OUTPUT_NONE:
+			snmp_object->oid_output_format = Z_LVAL_P(newval);
+			break;
+		default:
+			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown SNMP output print format '%ld'", Z_LVAL_P(newval));
+			ret = FAILURE;
+			break;
+	}
+
+	if (newval == &ztmp) {
+		zval_dtor(newval);
+	}
+	return ret;
+}
+/* }}} */
+
+/* {{{ */
+static int php_snmp_write_exceptions_enabled(php_snmp_object *snmp_object, zval *newval TSRMLS_DC)
+{
+	zval ztmp;
+	int ret = SUCCESS;
+	if (Z_TYPE_P(newval) != IS_LONG) {
+		ztmp = *newval;
+		zval_copy_ctor(&ztmp);
+		convert_to_long(&ztmp);
+		newval = &ztmp;
+	}
+
+	snmp_object->exceptions_enabled = Z_LVAL_P(newval);	
+
+	if (newval == &ztmp) {
+		zval_dtor(newval);
+	}
+	return ret;
+}
+/* }}} */
+
+/* {{{ php_snmp_class_methods[] */
+static zend_function_entry php_snmp_class_methods[] = {
+	PHP_ME(snmp,	 __construct,			arginfo_snmp_create,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 close,				arginfo_snmp_void,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 setSecurity,			arginfo_snmp_setSecurity,	ZEND_ACC_PUBLIC)
+
+	PHP_ME(snmp,	 get,				arginfo_snmp_get,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 getnext,			arginfo_snmp_get,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 walk,				arginfo_snmp_walk,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 set,				arginfo_snmp_set,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 getErrno,			arginfo_snmp_void,		ZEND_ACC_PUBLIC)
+	PHP_ME(snmp,	 getError,			arginfo_snmp_void,		ZEND_ACC_PUBLIC)
+
+	PHP_FE_END
+};
+
+#define PHP_SNMP_PROPERTY_ENTRY_RECORD(name) \
+	{ "" #name "",		sizeof("" #name "") - 1,	php_snmp_read_##name,	php_snmp_write_##name }
+
+const php_snmp_prop_handler php_snmp_property_entries[] = {
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(info),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(max_oids),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(valueretrieval),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(quick_print),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(enum_print),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(oid_output_format),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(oid_increasing_check),
+	PHP_SNMP_PROPERTY_ENTRY_RECORD(exceptions_enabled),
+	{ NULL, 0, NULL, NULL}
+};
+/* }}} */
+
+/* {{{ PHP_MINIT_FUNCTION
+ */
+PHP_MINIT_FUNCTION(snmp)
+{
+	netsnmp_log_handler *logh;
+	zend_class_entry ce, cex;
+
+	le_snmp_session = zend_register_list_destructors_ex(php_snmp_session_destructor, NULL, PHP_SNMP_SESSION_RES_NAME, module_number);
+
+	init_snmp("snmpapp");
+
+#ifdef NETSNMP_DS_LIB_DONT_PERSIST_STATE
+	/* Prevent update of the snmpapp.conf file */
+	netsnmp_ds_set_boolean(NETSNMP_DS_LIBRARY_ID, NETSNMP_DS_LIB_DONT_PERSIST_STATE, 1);
+#endif
+
+	/* Disable logging, use exit status'es and related variabled to detect errors */
+	shutdown_snmp_logging();
+	logh = netsnmp_register_loghandler(NETSNMP_LOGHANDLER_NONE, LOG_ERR);
+	if (logh) {
+		logh->pri_max = LOG_ERR;
+	}
+
+	memcpy(&php_snmp_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
+	php_snmp_object_handlers.read_property = php_snmp_read_property;
+	php_snmp_object_handlers.write_property = php_snmp_write_property;
+	php_snmp_object_handlers.has_property = php_snmp_has_property;
+	php_snmp_object_handlers.get_properties = php_snmp_get_properties;
+
+	/* Register SNMP Class */
+	INIT_CLASS_ENTRY(ce, "SNMP", php_snmp_class_methods);
+	ce.create_object = php_snmp_object_new;
+	php_snmp_object_handlers.clone_obj = NULL;
+	php_snmp_ce = zend_register_internal_class(&ce TSRMLS_CC);
+
+	/* Register SNMP Class properties */
+	zend_hash_init(&php_snmp_properties, 0, NULL, NULL, 1);
+	PHP_SNMP_ADD_PROPERTIES(&php_snmp_properties, php_snmp_property_entries);
+
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_SUFFIX",	NETSNMP_OID_OUTPUT_SUFFIX,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_MODULE",	NETSNMP_OID_OUTPUT_MODULE,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_FULL",		NETSNMP_OID_OUTPUT_FULL,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_NUMERIC",	NETSNMP_OID_OUTPUT_NUMERIC,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_UCD",		NETSNMP_OID_OUTPUT_UCD,		CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OID_OUTPUT_NONE",		NETSNMP_OID_OUTPUT_NONE,	CONST_CS | CONST_PERSISTENT);
+
+	REGISTER_LONG_CONSTANT("SNMP_VALUE_LIBRARY",	SNMP_VALUE_LIBRARY,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_VALUE_PLAIN",	SNMP_VALUE_PLAIN,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_VALUE_OBJECT",	SNMP_VALUE_OBJECT,	CONST_CS | CONST_PERSISTENT);
+
+	REGISTER_LONG_CONSTANT("SNMP_BIT_STR",		ASN_BIT_STR,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OCTET_STR",	ASN_OCTET_STR,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OPAQUE",		ASN_OPAQUE,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_NULL",		ASN_NULL,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_OBJECT_ID",	ASN_OBJECT_ID,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_IPADDRESS",	ASN_IPADDRESS,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_COUNTER",		ASN_GAUGE,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_UNSIGNED",		ASN_UNSIGNED,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_TIMETICKS",	ASN_TIMETICKS,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_UINTEGER",		ASN_UINTEGER,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_INTEGER",		ASN_INTEGER,	CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("SNMP_COUNTER64",	ASN_COUNTER64,	CONST_CS | CONST_PERSISTENT);
+
+	REGISTER_SNMP_CLASS_CONST_LONG("VERSION_1",			SNMP_VERSION_1);
+	REGISTER_SNMP_CLASS_CONST_LONG("VERSION_2c",			SNMP_VERSION_2c);
+	REGISTER_SNMP_CLASS_CONST_LONG("VERSION_2C",			SNMP_VERSION_2c);
+	REGISTER_SNMP_CLASS_CONST_LONG("VERSION_3",			SNMP_VERSION_3);
+
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_NOERROR",			PHP_SNMP_ERRNO_NOERROR);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_ANY",			PHP_SNMP_ERRNO_ANY);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_GENERIC",			PHP_SNMP_ERRNO_GENERIC);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_TIMEOUT",			PHP_SNMP_ERRNO_TIMEOUT);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_ERROR_IN_REPLY",		PHP_SNMP_ERRNO_ERROR_IN_REPLY);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_OID_NOT_INCREASING",	PHP_SNMP_ERRNO_OID_NOT_INCREASING);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_OID_PARSING_ERROR",	PHP_SNMP_ERRNO_OID_PARSING_ERROR);
+	REGISTER_SNMP_CLASS_CONST_LONG("ERRNO_MULTIPLE_SET_QUERIES",	PHP_SNMP_ERRNO_MULTIPLE_SET_QUERIES);
+
+	/* Register SNMPException class */
+	INIT_CLASS_ENTRY(cex, "SNMPException", NULL);
+#ifdef HAVE_SPL
+	php_snmp_exception_ce = zend_register_internal_class_ex(&cex, spl_ce_RuntimeException, NULL TSRMLS_CC);
+#else
+	php_snmp_exception_ce = zend_register_internal_class_ex(&cex, zend_exception_get_default(TSRMLS_C), NULL TSRMLS_CC);
+#endif
+
+	return SUCCESS;
+}
+/* }}} */
+
+/* {{{ PHP_MSHUTDOWN_FUNCTION
+ */
+PHP_MSHUTDOWN_FUNCTION(snmp)
+{
+	snmp_shutdown("snmpapp");
+	
+	zend_hash_destroy(&php_snmp_properties);
+
+	return SUCCESS;
+}
+/* }}} */
+
+/* {{{ PHP_MINFO_FUNCTION
+ */
+PHP_MINFO_FUNCTION(snmp)
+{
+	php_info_print_table_start();
+	php_info_print_table_row(2, "NET-SNMP Support", "enabled");
+	php_info_print_table_row(2, "NET-SNMP Version", netsnmp_get_version());
+	php_info_print_table_row(2, "PHP SNMP Version", PHP_SNMP_VERSION);
+	php_info_print_table_end();
+}
+/* }}} */
+
+/* {{{ snmp_module_deps[]
+ */
+static const zend_module_dep snmp_module_deps[] = {
+#ifdef HAVE_SPL
+	ZEND_MOD_REQUIRED("spl")
+#endif
+	ZEND_MOD_END
+};
+/* }}} */
+
+/* {{{ snmp_module_entry
+ */
+zend_module_entry snmp_module_entry = {
+	STANDARD_MODULE_HEADER_EX,
+	NULL,
+	snmp_module_deps,
+	"snmp",
+	snmp_functions,
+	PHP_MINIT(snmp),
+	PHP_MSHUTDOWN(snmp),
+	NULL,
+	NULL,
+	PHP_MINFO(snmp),
+	PHP_SNMP_VERSION,
+	PHP_MODULE_GLOBALS(snmp),
+	PHP_GINIT(snmp),
+	NULL,
+	NULL,
+	STANDARD_MODULE_PROPERTIES_EX
+};
+/* }}} */
+
+#endif
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ * vim600: sw=4 ts=4 fdm=marker
+ * vim<600: sw=4 ts=4
+ */