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|
/*
** Zabbix
** Copyright (C) 2001-2014 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#ifndef ZABBIX_COMMON_H
#define ZABBIX_COMMON_H
#include "sysinc.h"
#include "zbxtypes.h"
#include "version.h"
#ifndef va_copy
# if defined(__va_copy)
# define va_copy(d, s) __va_copy(d, s)
# else
# define va_copy(d, s) memcpy(&d, &s, sizeof(va_list))
# endif
#endif
#ifdef snprintf
# undef snprintf
#endif
#define snprintf ERROR_DO_NOT_USE_SNPRINTF_FUNCTION_TRY_TO_USE_ZBX_SNPRINTF
#ifdef sprintf
# undef sprintf
#endif
#define sprintf ERROR_DO_NOT_USE_SPRINTF_FUNCTION_TRY_TO_USE_ZBX_SNPRINTF
#ifdef strncpy
# undef strncpy
#endif
#define strncpy ERROR_DO_NOT_USE_STRNCPY_FUNCTION_TRY_TO_USE_ZBX_STRLCPY
#ifdef strcpy
# undef strcpy
#endif
#define strcpy ERROR_DO_NOT_USE_STRCPY_FUNCTION_TRY_TO_USE_ZBX_STRLCPY
#ifdef vsprintf
# undef vsprintf
#endif
#define vsprintf ERROR_DO_NOT_USE_VSPRINTF_FUNCTION_TRY_TO_USE_ZBX_VSNPRINTF
#ifdef strncat
# undef strncat
#endif
#define strncat ERROR_DO_NOT_USE_STRNCAT_FUNCTION_TRY_TO_USE_ZBX_STRLCAT
#ifdef strncasecmp
# undef strncasecmp
#endif
#define strncasecmp ERROR_DO_NOT_USE_STRNCASECMP_FUNCTION_TRY_TO_USE_ZBX_STRNCASECMP
#define ON 1
#define OFF 0
#if defined(_WINDOWS)
# define ZBX_SERVICE_NAME_LEN 64
extern char ZABBIX_SERVICE_NAME[ZBX_SERVICE_NAME_LEN];
extern char ZABBIX_EVENT_SOURCE[ZBX_SERVICE_NAME_LEN];
# pragma warning (disable: 4996) /* warning C4996: <function> was declared deprecated */
#endif
#define SUCCEED 0
#define FAIL -1
#define NOTSUPPORTED -2
#define NETWORK_ERROR -3
#define TIMEOUT_ERROR -4
#define AGENT_ERROR -5
#define GATEWAY_ERROR -6
#define CONFIG_ERROR -7
#define SUCCEED_OR_FAIL(result) (FAIL != (result) ? SUCCEED : FAIL)
const char *zbx_result_string(int result);
#define MAX_ID_LEN 21
#define MAX_STRING_LEN 2048
#define MAX_BUFFER_LEN 65536
#define MAX_ZBX_HOSTNAME_LEN 64
#define MAX_EXECUTE_OUTPUT_LEN (512 * ZBX_KIBIBYTE)
#define ZBX_MAX_UINT64_LEN 21
#define ZBX_DM_DELIMITER '\255'
typedef struct
{
int sec; /* seconds */
int ns; /* nanoseconds */
}
zbx_timespec_t;
#define zbx_timespec_compare(t1, t2) \
((t1)->sec == (t2)->sec ? (t1)->ns - (t2)->ns : (t1)->sec - (t2)->sec)
/* item types */
typedef enum
{
ITEM_TYPE_ZABBIX = 0,
ITEM_TYPE_SNMPv1,
ITEM_TYPE_TRAPPER,
ITEM_TYPE_SIMPLE,
ITEM_TYPE_SNMPv2c,
ITEM_TYPE_INTERNAL,
ITEM_TYPE_SNMPv3,
ITEM_TYPE_ZABBIX_ACTIVE,
ITEM_TYPE_AGGREGATE,
ITEM_TYPE_HTTPTEST,
ITEM_TYPE_EXTERNAL,
ITEM_TYPE_DB_MONITOR,
ITEM_TYPE_IPMI,
ITEM_TYPE_SSH,
ITEM_TYPE_TELNET,
ITEM_TYPE_CALCULATED,
ITEM_TYPE_JMX,
ITEM_TYPE_SNMPTRAP /* 17 */
}
zbx_item_type_t;
const char *zbx_agent_type_string(zbx_item_type_t item_type);
typedef enum
{
INTERFACE_TYPE_UNKNOWN = 0,
INTERFACE_TYPE_AGENT,
INTERFACE_TYPE_SNMP,
INTERFACE_TYPE_IPMI,
INTERFACE_TYPE_JMX,
INTERFACE_TYPE_ANY = 255
}
zbx_interface_type_t;
const char *zbx_interface_type_string(zbx_interface_type_t type);
#define INTERFACE_TYPE_COUNT 4 /* number of interface types */
extern const int INTERFACE_TYPE_PRIORITY[INTERFACE_TYPE_COUNT];
#define ZBX_FLAG_DISCOVERY_NORMAL 0x00
#define ZBX_FLAG_DISCOVERY_RULE 0x01
#define ZBX_FLAG_DISCOVERY_PROTOTYPE 0x02
#define ZBX_FLAG_DISCOVERY_CREATED 0x04
typedef enum
{
ITEM_AUTHTYPE_PASSWORD = 0,
ITEM_AUTHTYPE_PUBLICKEY
}
zbx_item_authtype_t;
/* event sources */
#define EVENT_SOURCE_TRIGGERS 0
#define EVENT_SOURCE_DISCOVERY 1
#define EVENT_SOURCE_AUTO_REGISTRATION 2
#define EVENT_SOURCE_INTERNAL 3
/* event objects */
#define EVENT_OBJECT_TRIGGER 0
#define EVENT_OBJECT_DHOST 1
#define EVENT_OBJECT_DSERVICE 2
#define EVENT_OBJECT_ZABBIX_ACTIVE 3
#define EVENT_OBJECT_ITEM 4
#define EVENT_OBJECT_LLDRULE 5
/* acknowledged flags */
#define EVENT_NOT_ACKNOWLEDGED 0
#define EVENT_ACKNOWLEDGED 1
typedef enum
{
DOBJECT_STATUS_UP = 0,
DOBJECT_STATUS_DOWN,
DOBJECT_STATUS_DISCOVER,
DOBJECT_STATUS_LOST
}
zbx_dstatus_t;
/* item value types */
typedef enum
{
ITEM_VALUE_TYPE_FLOAT = 0,
ITEM_VALUE_TYPE_STR,
ITEM_VALUE_TYPE_LOG,
ITEM_VALUE_TYPE_UINT64,
ITEM_VALUE_TYPE_TEXT,
/* the number of defined value types */
ITEM_VALUE_TYPE_MAX
}
zbx_item_value_type_t;
const char *zbx_item_value_type_string(zbx_item_value_type_t value_type);
typedef struct
{
int timestamp;
int logeventid;
int severity;
char *source;
char *value;
}
zbx_log_value_t;
typedef union
{
double dbl;
zbx_uint64_t ui64;
char *str;
char *err;
zbx_log_value_t *log;
}
history_value_t;
/* item data types */
typedef enum
{
ITEM_DATA_TYPE_DECIMAL = 0,
ITEM_DATA_TYPE_OCTAL,
ITEM_DATA_TYPE_HEXADECIMAL,
ITEM_DATA_TYPE_BOOLEAN
}
zbx_item_data_type_t;
const char *zbx_item_data_type_string(zbx_item_data_type_t data_type);
/* service supported by discoverer */
typedef enum
{
SVC_SSH = 0,
SVC_LDAP,
SVC_SMTP,
SVC_FTP,
SVC_HTTP,
SVC_POP,
SVC_NNTP,
SVC_IMAP,
SVC_TCP,
SVC_AGENT,
SVC_SNMPv1,
SVC_SNMPv2c,
SVC_ICMPPING,
SVC_SNMPv3,
SVC_HTTPS,
SVC_TELNET
}
zbx_dservice_type_t;
const char *zbx_dservice_type_string(zbx_dservice_type_t service);
/* item snmpv3 security levels */
#define ITEM_SNMPV3_SECURITYLEVEL_NOAUTHNOPRIV 0
#define ITEM_SNMPV3_SECURITYLEVEL_AUTHNOPRIV 1
#define ITEM_SNMPV3_SECURITYLEVEL_AUTHPRIV 2
/* item snmpv3 authentication protocol */
#define ITEM_SNMPV3_AUTHPROTOCOL_MD5 0
#define ITEM_SNMPV3_AUTHPROTOCOL_SHA 1
/* item snmpv3 privacy protocol */
#define ITEM_SNMPV3_PRIVPROTOCOL_DES 0
#define ITEM_SNMPV3_PRIVPROTOCOL_AES 1
/* item multiplier types */
#define ITEM_MULTIPLIER_DO_NOT_USE 0
#define ITEM_MULTIPLIER_USE 1
/* item delta types */
#define ITEM_STORE_AS_IS 0
#define ITEM_STORE_SPEED_PER_SECOND 1
#define ITEM_STORE_SIMPLE_CHANGE 2
/* condition evaluation types */
#define CONDITION_EVAL_TYPE_AND_OR 0
#define CONDITION_EVAL_TYPE_AND 1
#define CONDITION_EVAL_TYPE_OR 2
#define CONDITION_EVAL_TYPE_EXPRESSION 3
/* condition types */
#define CONDITION_TYPE_HOST_GROUP 0
#define CONDITION_TYPE_HOST 1
#define CONDITION_TYPE_TRIGGER 2
#define CONDITION_TYPE_TRIGGER_NAME 3
#define CONDITION_TYPE_TRIGGER_SEVERITY 4
#define CONDITION_TYPE_TRIGGER_VALUE 5
#define CONDITION_TYPE_TIME_PERIOD 6
#define CONDITION_TYPE_DHOST_IP 7
#define CONDITION_TYPE_DSERVICE_TYPE 8
#define CONDITION_TYPE_DSERVICE_PORT 9
#define CONDITION_TYPE_DSTATUS 10
#define CONDITION_TYPE_DUPTIME 11
#define CONDITION_TYPE_DVALUE 12
#define CONDITION_TYPE_HOST_TEMPLATE 13
#define CONDITION_TYPE_EVENT_ACKNOWLEDGED 14
#define CONDITION_TYPE_APPLICATION 15
#define CONDITION_TYPE_MAINTENANCE 16
#define CONDITION_TYPE_DRULE 18
#define CONDITION_TYPE_DCHECK 19
#define CONDITION_TYPE_PROXY 20
#define CONDITION_TYPE_DOBJECT 21
#define CONDITION_TYPE_HOST_NAME 22
#define CONDITION_TYPE_EVENT_TYPE 23
#define CONDITION_TYPE_HOST_METADATA 24
/* condition operators */
#define CONDITION_OPERATOR_EQUAL 0
#define CONDITION_OPERATOR_NOT_EQUAL 1
#define CONDITION_OPERATOR_LIKE 2
#define CONDITION_OPERATOR_NOT_LIKE 3
#define CONDITION_OPERATOR_IN 4
#define CONDITION_OPERATOR_MORE_EQUAL 5
#define CONDITION_OPERATOR_LESS_EQUAL 6
#define CONDITION_OPERATOR_NOT_IN 7
#define CONDITION_OPERATOR_REGEXP 8
/* event type action condition values */
#define EVENT_TYPE_ITEM_NOTSUPPORTED 0
#define EVENT_TYPE_ITEM_NORMAL 1
#define EVENT_TYPE_LLDRULE_NOTSUPPORTED 2
#define EVENT_TYPE_LLDRULE_NORMAL 3
#define EVENT_TYPE_TRIGGER_UNKNOWN 4
#define EVENT_TYPE_TRIGGER_NORMAL 5
#define SCREEN_RESOURCE_GRAPH 0
#define SCREEN_RESOURCE_SIMPLE_GRAPH 1
#define SCREEN_RESOURCE_MAP 2
#define SCREEN_RESOURCE_PLAIN_TEXT 3
#define SCREEN_RESOURCE_HOSTS_INFO 4
#define SCREEN_RESOURCE_TRIGGERS_INFO 5
#define SCREEN_RESOURCE_SERVER_INFO 6
#define SCREEN_RESOURCE_CLOCK 7
#define SCREEN_RESOURCE_SCREEN 8
#define SCREEN_RESOURCE_TRIGGERS_OVERVIEW 9
#define SCREEN_RESOURCE_DATA_OVERVIEW 10
#define SCREEN_RESOURCE_URL 11
#define SCREEN_RESOURCE_ACTIONS 12
#define SCREEN_RESOURCE_EVENTS 13
#define SCREEN_RESOURCE_HOSTGROUP_TRIGGERS 14
#define SCREEN_RESOURCE_SYSTEM_STATUS 15
#define SCREEN_RESOURCE_HOST_TRIGGERS 16
typedef enum
{
SYSMAP_ELEMENT_TYPE_HOST = 0,
SYSMAP_ELEMENT_TYPE_MAP,
SYSMAP_ELEMENT_TYPE_TRIGGER,
SYSMAP_ELEMENT_TYPE_HOST_GROUP,
SYSMAP_ELEMENT_TYPE_IMAGE
}
zbx_sysmap_element_types_t;
typedef enum
{
GRAPH_YAXIS_TYPE_CALCULATED = 0,
GRAPH_YAXIS_TYPE_FIXED,
GRAPH_YAXIS_TYPE_ITEM_VALUE
}
zbx_graph_yaxis_types_t;
/* special item key used for ICMP pings */
#define SERVER_ICMPPING_KEY "icmpping"
/* special item key used for ICMP ping latency */
#define SERVER_ICMPPINGSEC_KEY "icmppingsec"
/* special item key used for ICMP ping loss packages */
#define SERVER_ICMPPINGLOSS_KEY "icmppingloss"
/* runtime control options */
#define ZBX_CONFIG_CACHE_RELOAD "config_cache_reload"
#define ZBX_LOG_LEVEL_INCREASE "log_level_increase"
#define ZBX_LOG_LEVEL_DECREASE "log_level_decrease"
/* value for not supported items */
#define ZBX_NOTSUPPORTED "ZBX_NOTSUPPORTED"
/* Zabbix Agent non-critical error */
#define ZBX_ERROR "ZBX_ERROR"
/* media types */
typedef enum
{
MEDIA_TYPE_EMAIL = 0,
MEDIA_TYPE_EXEC,
MEDIA_TYPE_SMS,
MEDIA_TYPE_JABBER,
MEDIA_TYPE_EZ_TEXTING = 100
}
zbx_media_type_t;
/* alert statuses */
typedef enum
{
ALERT_STATUS_NOT_SENT = 0,
ALERT_STATUS_SENT,
ALERT_STATUS_FAILED
}
zbx_alert_status_t;
const char *zbx_alert_status_string(unsigned char type, unsigned char status);
/* escalation statuses */
typedef enum
{
ESCALATION_STATUS_ACTIVE = 0,
ESCALATION_STATUS_RECOVERY, /* only in server code, never in DB */
ESCALATION_STATUS_SLEEP,
ESCALATION_STATUS_COMPLETED /* only in server code, never in DB */
}
zbx_escalation_status_t;
const char *zbx_escalation_status_string(unsigned char status);
/* alert types */
typedef enum
{
ALERT_TYPE_MESSAGE = 0,
ALERT_TYPE_COMMAND
}
zbx_alert_type_t;
const char *zbx_alert_type_string(unsigned char type);
/* item statuses */
#define ITEM_STATUS_ACTIVE 0
#define ITEM_STATUS_DISABLED 1
/* item states */
#define ITEM_STATE_NORMAL 0
#define ITEM_STATE_NOTSUPPORTED 1
const char *zbx_item_state_string(unsigned char state);
/* group statuses */
typedef enum
{
GROUP_STATUS_ACTIVE = 0,
GROUP_STATUS_DISABLED
}
zbx_group_status_type_t;
/* group internal flag */
#define ZBX_INTERNAL_GROUP 1
/* daemon type */
#define ZBX_DAEMON_TYPE_SERVER 0x01
#define ZBX_DAEMON_TYPE_PROXY_ACTIVE 0x02
#define ZBX_DAEMON_TYPE_PROXY_PASSIVE 0x04
#define ZBX_DAEMON_TYPE_PROXY 0x06 /* ZBX_DAEMON_TYPE_PROXY_ACTIVE | ZBX_DAEMON_TYPE_PROXY_PASSIVE */
#define ZBX_DAEMON_TYPE_AGENT 0x08
/* maintenance */
typedef enum
{
TIMEPERIOD_TYPE_ONETIME = 0,
/* TIMEPERIOD_TYPE_HOURLY,*/
TIMEPERIOD_TYPE_DAILY = 2,
TIMEPERIOD_TYPE_WEEKLY,
TIMEPERIOD_TYPE_MONTHLY
}
zbx_timeperiod_type_t;
typedef enum
{
MAINTENANCE_TYPE_NORMAL = 0,
MAINTENANCE_TYPE_NODATA
}
zbx_maintenance_type_t;
/* regular expressions */
#define EXPRESSION_TYPE_INCLUDED 0
#define EXPRESSION_TYPE_ANY_INCLUDED 1
#define EXPRESSION_TYPE_NOT_INCLUDED 2
#define EXPRESSION_TYPE_TRUE 3
#define EXPRESSION_TYPE_FALSE 4
#define ZBX_IGNORE_CASE 0
#define ZBX_CASE_SENSITIVE 1
/* HTTP tests statuses */
#define HTTPTEST_STATUS_MONITORED 0
#define HTTPTEST_STATUS_NOT_MONITORED 1
/* discovery rule */
#define DRULE_STATUS_MONITORED 0
#define DRULE_STATUS_NOT_MONITORED 1
/* host statuses */
#define HOST_STATUS_MONITORED 0
#define HOST_STATUS_NOT_MONITORED 1
/*#define HOST_STATUS_UNREACHABLE 2*/
#define HOST_STATUS_TEMPLATE 3
/*#define HOST_STATUS_DELETED 4*/
#define HOST_STATUS_PROXY_ACTIVE 5
#define HOST_STATUS_PROXY_PASSIVE 6
/* host maintenance status */
#define HOST_MAINTENANCE_STATUS_OFF 0
#define HOST_MAINTENANCE_STATUS_ON 1
/* host inventory mode */
#define HOST_INVENTORY_DISABLED -1 /* the host has no record in host_inventory */
/* only in server code, never in DB */
#define HOST_INVENTORY_MANUAL 0
#define HOST_INVENTORY_AUTOMATIC 1
/* host availability */
#define HOST_AVAILABLE_UNKNOWN 0
#define HOST_AVAILABLE_TRUE 1
#define HOST_AVAILABLE_FALSE 2
/* trigger statuses */
#define TRIGGER_STATUS_ENABLED 0
#define TRIGGER_STATUS_DISABLED 1
/* trigger types */
#define TRIGGER_TYPE_NORMAL 0
#define TRIGGER_TYPE_MULTIPLE_TRUE 1
/* trigger values */
#define TRIGGER_VALUE_OK 0
#define TRIGGER_VALUE_PROBLEM 1
#define TRIGGER_VALUE_UNKNOWN 2 /* only in server code, never in DB */
const char *zbx_trigger_value_string(unsigned char value);
/* trigger states */
#define TRIGGER_STATE_NORMAL 0
#define TRIGGER_STATE_UNKNOWN 1
const char *zbx_trigger_state_string(unsigned char state);
/* trigger severity */
#define TRIGGER_SEVERITY_NOT_CLASSIFIED 0
#define TRIGGER_SEVERITY_INFORMATION 1
#define TRIGGER_SEVERITY_WARNING 2
#define TRIGGER_SEVERITY_AVERAGE 3
#define TRIGGER_SEVERITY_HIGH 4
#define TRIGGER_SEVERITY_DISASTER 5
#define TRIGGER_SEVERITY_COUNT 6 /* number of trigger severities */
#define ITEM_LOGTYPE_INFORMATION 1
#define ITEM_LOGTYPE_WARNING 2
#define ITEM_LOGTYPE_ERROR 4
#define ITEM_LOGTYPE_FAILURE_AUDIT 7
#define ITEM_LOGTYPE_SUCCESS_AUDIT 8
#define ITEM_LOGTYPE_CRITICAL 9
#define ITEM_LOGTYPE_VERBOSE 10
const char *zbx_item_logtype_string(unsigned char logtype);
/* media statuses */
#define MEDIA_STATUS_ACTIVE 0
#define MEDIA_STATUS_DISABLED 1
/* action statuses */
#define ACTION_STATUS_ACTIVE 0
#define ACTION_STATUS_DISABLED 1
/* max number of retries for alerts */
#define ALERT_MAX_RETRIES 3
/* media type statuses */
#define MEDIA_TYPE_STATUS_ACTIVE 0
#define MEDIA_TYPE_STATUS_DISABLED 1
/* operation types */
#define OPERATION_TYPE_MESSAGE 0
#define OPERATION_TYPE_COMMAND 1
#define OPERATION_TYPE_HOST_ADD 2
#define OPERATION_TYPE_HOST_REMOVE 3
#define OPERATION_TYPE_GROUP_ADD 4
#define OPERATION_TYPE_GROUP_REMOVE 5
#define OPERATION_TYPE_TEMPLATE_ADD 6
#define OPERATION_TYPE_TEMPLATE_REMOVE 7
#define OPERATION_TYPE_HOST_ENABLE 8
#define OPERATION_TYPE_HOST_DISABLE 9
/* algorithms for service status calculation */
#define SERVICE_ALGORITHM_NONE 0
#define SERVICE_ALGORITHM_MAX 1
#define SERVICE_ALGORITHM_MIN 2
/* HTTP item types */
#define ZBX_HTTPITEM_TYPE_RSPCODE 0
#define ZBX_HTTPITEM_TYPE_TIME 1
#define ZBX_HTTPITEM_TYPE_SPEED 2
#define ZBX_HTTPITEM_TYPE_LASTSTEP 3
#define ZBX_HTTPITEM_TYPE_LASTERROR 4
/* user permissions */
typedef enum
{
USER_TYPE_ZABBIX_USER = 1,
USER_TYPE_ZABBIX_ADMIN,
USER_TYPE_SUPER_ADMIN
}
zbx_user_type_t;
typedef enum
{
PERM_DENY = 0,
PERM_READ = 2,
PERM_READ_WRITE
}
zbx_user_permission_t;
const char *zbx_permission_string(int perm);
typedef struct
{
unsigned char type;
unsigned char execute_on;
char *port;
unsigned char authtype;
char *username;
char *password;
char *publickey;
char *privatekey;
char *command;
zbx_uint64_t scriptid;
}
zbx_script_t;
#define ZBX_SCRIPT_TYPE_CUSTOM_SCRIPT 0
#define ZBX_SCRIPT_TYPE_IPMI 1
#define ZBX_SCRIPT_TYPE_SSH 2
#define ZBX_SCRIPT_TYPE_TELNET 3
#define ZBX_SCRIPT_TYPE_GLOBAL_SCRIPT 4
#define ZBX_SCRIPT_EXECUTE_ON_AGENT 0
#define ZBX_SCRIPT_EXECUTE_ON_SERVER 1
#define POLLER_DELAY 5
#define DISCOVERER_DELAY 60
#define GET_SENDER_TIMEOUT 60
#ifndef MAX
# define MAX(a, b) ((a) > (b) ? (a) : (b))
#endif
#ifndef MIN
# define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
#define zbx_calloc(old, nmemb, size) zbx_calloc2(__FILE__, __LINE__, old, nmemb, size)
#define zbx_malloc(old, size) zbx_malloc2(__FILE__, __LINE__, old, size)
#define zbx_realloc(src, size) zbx_realloc2(__FILE__, __LINE__, src, size)
#define zbx_strdup(old, str) zbx_strdup2(__FILE__, __LINE__, old, str)
#define ZBX_STRDUP(var, str) (var = zbx_strdup(var, str))
void *zbx_calloc2(const char *filename, int line, void *old, size_t nmemb, size_t size);
void *zbx_malloc2(const char *filename, int line, void *old, size_t size);
void *zbx_realloc2(const char *filename, int line, void *old, size_t size);
char *zbx_strdup2(const char *filename, int line, char *old, const char *str);
#define zbx_free(ptr) \
\
do \
{ \
if (ptr) \
{ \
free(ptr); \
ptr = NULL; \
} \
} \
while (0)
#define zbx_fclose(file) \
\
do \
{ \
if (file) \
{ \
fclose(file); \
file = NULL; \
} \
} \
while (0)
#define THIS_SHOULD_NEVER_HAPPEN zbx_error("ERROR [file:%s,line:%d] " \
"Something impossible has just happened.", \
__FILE__, __LINE__)
#define MIN_ZABBIX_PORT 1024u
#define MAX_ZABBIX_PORT 65535u
extern const char *progname;
extern const char title_message[];
extern const char syslog_app_name[];
extern const char usage_message[];
extern const char *help_message[];
#define ARRSIZE(a) (sizeof(a) / sizeof(*a))
void help(void);
void usage(void);
void version(void);
const char *get_program_name(const char *path);
typedef enum
{
ZBX_TASK_START = 0,
ZBX_TASK_PRINT_SUPPORTED,
ZBX_TASK_TEST_METRIC,
ZBX_TASK_SHOW_USAGE,
ZBX_TASK_INSTALL_SERVICE,
ZBX_TASK_UNINSTALL_SERVICE,
ZBX_TASK_START_SERVICE,
ZBX_TASK_STOP_SERVICE,
ZBX_TASK_RUNTIME_CONTROL
}
zbx_task_t;
#define ZBX_RTC_LOG_LEVEL_INCREASE 1
#define ZBX_RTC_LOG_LEVEL_DECREASE 2
#define ZBX_RTC_CONFIG_CACHE_RELOAD 8
typedef enum
{
HTTPTEST_AUTH_NONE = 0,
HTTPTEST_AUTH_BASIC,
HTTPTEST_AUTH_NTLM
}
zbx_httptest_auth_t;
#define ZBX_TASK_FLAG_MULTIPLE_AGENTS 0x01
typedef struct
{
zbx_task_t task;
int flags;
}
ZBX_TASK_EX;
#define ZBX_RTC_MSG_BIT 0
#define ZBX_RTC_SCOPE_BIT 8
#define ZBX_RTC_DATA_BIT 16
#define ZBX_RTC_MSG_MASK 0xFF
#define ZBX_RTC_SCOPE_MASK 0xFF00
#define ZBX_RTC_DATA_MASK 0xFFFF0000
#define ZBX_RTC_GET_MSG(task) (int)((task & ZBX_RTC_MSG_MASK) >> ZBX_RTC_MSG_BIT)
#define ZBX_RTC_GET_SCOPE(task) (int)((task & ZBX_RTC_SCOPE_MASK) >> ZBX_RTC_SCOPE_BIT)
#define ZBX_RTC_GET_DATA(task) (int)((task & ZBX_RTC_DATA_MASK) >> ZBX_RTC_DATA_BIT)
#define ZBX_RTC_MAKE_MESSAGE(msg, scope, data) ((msg << ZBX_RTC_MSG_BIT) | (scope << ZBX_RTC_SCOPE_BIT) | \
(data << ZBX_RTC_DATA_BIT))
char *string_replace(const char *str, const char *sub_str1, const char *sub_str2);
int is_double_suffix(const char *str);
int is_double(const char *c);
int is_uint_suffix(const char *c, unsigned int *value);
int is_int_prefix(const char *c);
int is_uint_n_range(const char *str, size_t n, void *value, size_t size, zbx_uint64_t min, zbx_uint64_t max);
#define is_ushort(str, value) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, sizeof(unsigned short), 0x0LL, 0xFFFFLL)
#define is_uint32(str, value) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, (size_t)4, 0x0LL, 0xFFFFFFFFLL)
#define is_uint64(str, value) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, (size_t)8, 0x0LL, 0xFFFFFFFFFFFFFFFFLL)
#define is_uint64_n(str, n, value) \
is_uint_n_range(str, n, value, (size_t)8, 0x0LL, 0xFFFFFFFFFFFFFFFFLL)
#define is_uint31(str, value) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, (size_t)4, 0x0LL, 0x7FFFFFFFLL)
#define is_uint31_1(str, value) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, (size_t)4, 0x0LL, 0x7FFFFFFELL)
#define is_uint_range(str, value, min, max) \
is_uint_n_range(str, (size_t)ZBX_MAX_UINT64_LEN, value, sizeof(unsigned int), min, max)
int is_boolean(const char *str, zbx_uint64_t *value);
int is_uoct(const char *str);
int is_uhex(const char *str);
int is_hex_string(const char *str);
int is_ascii_string(const char *str);
int zbx_rtrim(char *str, const char *charlist);
void zbx_ltrim(char *str, const char *charlist);
void zbx_lrtrim(char *str, const char *charlist);
void zbx_remove_chars(register char *str, const char *charlist);
#define ZBX_WHITESPACE " \t\r\n"
#define zbx_remove_spaces(str) zbx_remove_chars(str, " ")
#define zbx_remove_whitespace(str) zbx_remove_chars(str, ZBX_WHITESPACE)
void compress_signs(char *str);
void del_zeroes(char *s);
int get_param(const char *param, int num, char *buf, size_t max_len);
int num_param(const char *param);
char *get_param_dyn(const char *param, int num);
/******************************************************************************
* *
* Purpose: replaces an item key, SNMP OID or their parameters *
* *
* Parameters: *
* data - [IN] an item key, SNMP OID or their parameter *
* key_type - [IN] ZBX_KEY_TYPE_* *
* level - [IN] for item keys and OIDs the level will be 0; *
* for their parameters - 1 or higher (for arrays) *
* num - [IN] parameter number; for item keys and OIDs the level *
* will be 0; for their parameters - 1 or higher *
* quoted - [IN] 1 if parameter is quoted; 0 - othetwise *
* cb_data - [IN] callback function custom data *
* *
* Return value: NULL if parameter doesn't change; a new string - otherwise *
* *
* Comments: The new string should be quoted if it contains special *
* characters *
* *
******************************************************************************/
typedef char *(*replace_key_param_f)(const char *data, int key_type, int level, int num, int quoted, void *cb_data);
#define ZBX_KEY_TYPE_ITEM 0
#define ZBX_KEY_TYPE_OID 1
int replace_key_params_dyn(char **data, int key_type, replace_key_param_f cb, void *cb_data, char *error,
size_t maxerrlen);
void remove_param(char *param, int num);
const char *get_string(const char *p, char *buf, size_t bufsize);
int get_key_param(char *param, int num, char *buf, size_t max_len);
int num_key_param(char *param);
size_t zbx_get_escape_string_len(const char *src, const char *charlist);
char *zbx_dyn_escape_string(const char *src, const char *charlist);
int calculate_item_nextcheck(zbx_uint64_t seed, int item_type, int delay, const char *flex_intervals, time_t now);
time_t calculate_proxy_nextcheck(zbx_uint64_t hostid, unsigned int delay, time_t now);
int check_time_period(const char *period, time_t now);
char zbx_num2hex(u_char c);
u_char zbx_hex2num(char c);
size_t zbx_binary2hex(const u_char *input, size_t ilen, char **output, size_t *olen);
size_t zbx_hex2binary(char *io);
void zbx_hex2octal(const char *input, char **output, int *olen);
int str_in_list(const char *list, const char *value, char delimiter);
char *str_linefeed(const char *src, size_t maxline, const char *delim);
void zbx_strarr_init(char ***arr);
void zbx_strarr_add(char ***arr, const char *entry);
void zbx_strarr_free(char **arr);
#ifdef HAVE___VA_ARGS__
# define zbx_setproctitle(fmt, ...) __zbx_zbx_setproctitle(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
#else
# define zbx_setproctitle __zbx_zbx_setproctitle
#endif
void __zbx_zbx_setproctitle(const char *fmt, ...);
#define ZBX_KIBIBYTE 1024
#define ZBX_MEBIBYTE 1048576
#define ZBX_GIBIBYTE 1073741824
#define ZBX_TEBIBYTE __UINT64_C(1099511627776)
#define SEC_PER_MIN 60
#define SEC_PER_HOUR 3600
#define SEC_PER_DAY 86400
#define SEC_PER_WEEK (7 * SEC_PER_DAY)
#define SEC_PER_MONTH (30 * SEC_PER_DAY)
#define SEC_PER_YEAR (365 * SEC_PER_DAY)
#define ZBX_JAN_2038 2145916800
#define ZBX_JAN_1970_IN_SEC 2208988800.0 /* 1970 - 1900 in seconds */
#define ZBX_MAX_RECV_DATA_SIZE (128 * ZBX_MEBIBYTE)
/* max length of base64 data */
#define ZBX_MAX_B64_LEN (16 * ZBX_KIBIBYTE)
double zbx_time(void);
void zbx_timespec(zbx_timespec_t *ts);
double zbx_current_time(void);
#ifdef HAVE___VA_ARGS__
# define zbx_error(fmt, ...) __zbx_zbx_error(ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
# define zbx_snprintf(str, count, fmt, ...) __zbx_zbx_snprintf(str, count, ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
# define zbx_snprintf_alloc(str, alloc_len, offset, fmt, ...) \
__zbx_zbx_snprintf_alloc(str, alloc_len, offset, ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
#else
# define zbx_error __zbx_zbx_error
# define zbx_snprintf __zbx_zbx_snprintf
# define zbx_snprintf_alloc __zbx_zbx_snprintf_alloc
#endif
void __zbx_zbx_error(const char *fmt, ...);
size_t __zbx_zbx_snprintf(char *str, size_t count, const char *fmt, ...);
void __zbx_zbx_snprintf_alloc(char **str, size_t *alloc_len, size_t *offset, const char *fmt, ...);
size_t zbx_vsnprintf(char *str, size_t count, const char *fmt, va_list args);
void zbx_strncpy_alloc(char **str, size_t *alloc_len, size_t *offset, const char *src, size_t n);
void zbx_strcpy_alloc(char **str, size_t *alloc_len, size_t *offset, const char *src);
void zbx_chrcpy_alloc(char **str, size_t *alloc_len, size_t *offset, char c);
/* secure string copy */
#define strscpy(x, y) zbx_strlcpy(x, y, sizeof(x))
#define strscat(x, y) zbx_strlcat(x, y, sizeof(x))
size_t zbx_strlcpy(char *dst, const char *src, size_t siz);
size_t zbx_strlcat(char *dst, const char *src, size_t siz);
char *zbx_dvsprintf(char *dest, const char *f, va_list args);
#ifdef HAVE___VA_ARGS__
# define zbx_dsprintf(dest, fmt, ...) __zbx_zbx_dsprintf(dest, ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
# define zbx_strdcatf(dest, fmt, ...) __zbx_zbx_strdcatf(dest, ZBX_CONST_STRING(fmt), ##__VA_ARGS__)
#else
# define zbx_dsprintf __zbx_zbx_dsprintf
# define zbx_strdcatf __zbx_zbx_strdcatf
#endif
char *__zbx_zbx_dsprintf(char *dest, const char *f, ...);
char *zbx_strdcat(char *dest, const char *src);
char *__zbx_zbx_strdcatf(char *dest, const char *f, ...);
int xml_get_data_dyn(const char *xml, const char *tag, char **data);
void xml_free_data_dyn(char **data);
int comms_parse_response(char *xml, char *host, size_t host_len, char *key, size_t key_len,
char *data, size_t data_len, char *lastlogsize, size_t lastlogsize_len,
char *timestamp, size_t timestamp_len, char *source, size_t source_len,
char *severity, size_t severity_len);
#define ZBX_COMMAND_ERROR 0
#define ZBX_COMMAND_WITHOUT_PARAMS 1
#define ZBX_COMMAND_WITH_PARAMS 2
int parse_command(const char *command, char *cmd, size_t cmd_max_len, char *param, size_t param_max_len);
/* misc functions */
#ifdef HAVE_IPV6
int is_ip6(const char *ip);
#endif
int is_ip4(const char *ip);
int is_ip(const char *ip);
void zbx_on_exit(); /* calls exit() at the end! */
int int_in_list(char *list, int value);
int uint64_in_list(char *list, zbx_uint64_t value);
int ip_in_list(char *list, char *ip);
int expand_ipv6(const char *ip, char *str, size_t str_len);
#ifdef HAVE_IPV6
char *collapse_ipv6(char *str, size_t str_len);
#endif
/* time related functions */
double time_diff(struct timeval *from, struct timeval *to);
char *zbx_age2str(int age);
char *zbx_date2str(time_t date);
char *zbx_time2str(time_t time);
#define ZBX_NULL2STR(str) (NULL != str ? str : "(null)")
#define ZBX_NULL2EMPTY_STR(str) (NULL != (str) ? (str) : "")
char *zbx_strcasestr(const char *haystack, const char *needle);
int zbx_mismatch(const char *s1, const char *s2);
int cmp_key_id(const char *key_1, const char *key_2);
int zbx_strncasecmp(const char *s1, const char *s2, size_t n);
int get_nearestindex(void *p, size_t sz, int num, zbx_uint64_t id);
int uint64_array_add(zbx_uint64_t **values, int *alloc, int *num, zbx_uint64_t value, int alloc_step);
void uint64_array_merge(zbx_uint64_t **values, int *alloc, int *num, zbx_uint64_t *value, int value_num, int alloc_step);
int uint64_array_exists(zbx_uint64_t *values, int num, zbx_uint64_t value);
void uint64_array_remove(zbx_uint64_t *values, int *num, zbx_uint64_t *rm_values, int rm_num);
void uint64_array_remove_both(zbx_uint64_t *values, int *num, zbx_uint64_t *rm_values, int *rm_num);
const char *zbx_event_value_string(unsigned char source, unsigned char object, unsigned char value);
#ifdef _WINDOWS
LPTSTR zbx_acp_to_unicode(LPCSTR acp_string);
LPTSTR zbx_oemcp_to_unicode(LPCSTR oemcp_string);
int zbx_acp_to_unicode_static(LPCSTR acp_string, LPTSTR wide_string, int wide_size);
LPTSTR zbx_utf8_to_unicode(LPCSTR utf8_string);
LPSTR zbx_unicode_to_utf8(LPCTSTR wide_string);
LPSTR zbx_unicode_to_utf8_static(LPCTSTR wide_string, LPSTR utf8_string, int utf8_size);
int _wis_uint(LPCTSTR wide_string);
#endif
void zbx_strlower(char *str);
void zbx_strupper(char *str);
#if defined(_WINDOWS) || defined(HAVE_ICONV)
char *convert_to_utf8(char *in, size_t in_size, const char *encoding);
#endif /* HAVE_ICONV */
size_t zbx_utf8_char_len(const char *text);
size_t zbx_strlen_utf8(const char *text);
size_t zbx_strlen_utf8_n(const char *text, size_t utf8_maxlen);
int zbx_is_utf8(const char *text);
#define ZBX_UTF8_REPLACE_CHAR '?'
char *zbx_replace_utf8(const char *text);
void zbx_replace_invalid_utf8(char *text);
int zbx_is_utf8(const char *text);
void dos2unix(char *str);
int str2uint64(const char *str, const char *suffixes, zbx_uint64_t *value);
double str2double(const char *str);
#if defined(_WINDOWS)
typedef struct __stat64 zbx_stat_t;
int __zbx_stat(const char *path, zbx_stat_t *buf);
int __zbx_open(const char *pathname, int flags);
#else
typedef struct stat zbx_stat_t;
#endif /* _WINDOWS */
typedef int (*zbx_process_value_func_t)(const char *, unsigned short, const char *, const char *, const char *,
zbx_uint64_t *, int *, unsigned long *, const char *, unsigned short *, unsigned long *, unsigned char);
void find_cr_lf_szbyte(const char *encoding, const char **cr, const char **lf, size_t *szbyte);
int zbx_read(int fd, char *buf, size_t count, const char *encoding);
int zbx_is_regular_file(const char *path);
int MAIN_ZABBIX_ENTRY();
zbx_uint64_t zbx_letoh_uint64(zbx_uint64_t data);
zbx_uint64_t zbx_htole_uint64(zbx_uint64_t data);
int zbx_check_hostname(const char *hostname);
int is_hostname_char(char c);
int is_key_char(char c);
int is_function_char(char c);
int is_macro_char(char c);
int is_time_function(const char *func);
int is_snmp_type(unsigned char type);
int get_item_key(char **exp, char **key);
int parse_host(char **exp, char **host);
int parse_key(char **exp);
int parse_function(char **exp, char **func, char **params);
int parse_host_key(char *exp, char **host, char **key);
void make_hostname(char *host);
unsigned char get_interface_type_by_item_type(unsigned char type);
int calculate_sleeptime(int nextcheck, int max_sleeptime);
void zbx_replace_string(char **data, size_t l, size_t *r, const char *value);
void zbx_trim_str_list(char *list, char delimiter);
int parse_serveractive_element(char *str, char **host, unsigned short *port, unsigned short port_default);
#define ZBX_SESSION_ACTIVE 0
#define ZBX_SESSION_PASSIVE 1
#endif
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