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140 lines
4.9 KiB
140 lines
4.9 KiB
/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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#ifndef ZABBIX_WIN32_H
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#define ZABBIX_WIN32_H
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#include "config.h"
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#include "zbxsysinc.h"
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#include "zbxtypes.h"
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#include "zbxcommon.h"
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#if !defined(_WINDOWS) && !defined(__MINGW32__)
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# error "This module is only available for Windows OS"
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#endif
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#define zbx_get_builtin_object_name(ctr) zbx_get_counter_name(zbx_get_builtin_object_index(ctr))
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#define zbx_get_builtin_counter_name(ctr) zbx_get_counter_name(zbx_get_builtin_counter_index(ctr))
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/* this struct must be only modified along with mapping builtin_counter_ref[] in perfmon.c */
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typedef enum
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{
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PCI_PROCESSOR_QUEUE_LENGTH = 0,
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PCI_SYSTEM_UP_TIME,
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PCI_PROCESSOR_TIME,
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PCI_INFORMATION_PROCESSOR_TIME,
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PCI_TOTAL_SESSIONS,
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PCI_MAX_INDEX = PCI_TOTAL_SESSIONS
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}
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zbx_builtin_counter_ref_t;
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typedef enum
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{
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PERF_COUNTER_NOTSUPPORTED = 0,
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PERF_COUNTER_INITIALIZED,
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PERF_COUNTER_GET_SECOND_VALUE, /* waiting for the second raw value (needed for some, e.g. rate, counters) */
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PERF_COUNTER_ACTIVE
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}
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zbx_perf_counter_status_t;
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typedef enum
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{
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PERF_COUNTER_LANG_DEFAULT = 0,
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PERF_COUNTER_LANG_EN
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}
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zbx_perf_counter_lang_t;
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typedef struct perf_counter_id
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{
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struct perf_counter_id *next;
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unsigned long pdhIndex;
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wchar_t name[PDH_MAX_COUNTER_NAME];
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}
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zbx_perf_counter_id_t;
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typedef struct perf_counter_data
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{
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struct perf_counter_data *next;
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char *name;
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char *counterpath;
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int interval;
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zbx_perf_counter_lang_t lang;
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zbx_perf_counter_status_t status;
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HCOUNTER handle;
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PDH_RAW_COUNTER rawValues[2]; /* rate counters need two raw values */
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int olderRawValue; /* index of the older of both values */
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double *value_array; /* a circular buffer of values */
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int value_current; /* index of the last stored value */
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int value_count; /* number of values in the array */
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double sum; /* sum of last value_count values */
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}
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zbx_perf_counter_data_t;
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void zbx_init_library_win32(zbx_get_progname_f get_progname);
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zbx_uint64_t zbx_get_cluster_size(const char *path, char **error);
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PDH_STATUS zbx_PdhMakeCounterPath(const char *function, PDH_COUNTER_PATH_ELEMENTS *cpe, char *counterpath);
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PDH_STATUS zbx_PdhOpenQuery(const char *function, PDH_HQUERY query);
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PDH_STATUS zbx_PdhAddCounter(const char *function, zbx_perf_counter_data_t *counter, PDH_HQUERY query,
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const char *counterpath, zbx_perf_counter_lang_t lang, PDH_HCOUNTER *handle);
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PDH_STATUS zbx_PdhCollectQueryData(const char *function, const char *counterpath, PDH_HQUERY query);
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PDH_STATUS zbx_PdhGetRawCounterValue(const char *function, const char *counterpath, PDH_HCOUNTER handle,
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PPDH_RAW_COUNTER value);
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PDH_STATUS zbx_calculate_counter_value(const char *function, const char *counterpath,
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zbx_perf_counter_lang_t lang, double *value);
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wchar_t *zbx_get_counter_name(DWORD pdhIndex);
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int zbx_check_counter_path(char *counterPath, int convert_from_numeric);
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int zbx_init_builtin_counter_indexes(void);
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DWORD zbx_get_builtin_object_index(zbx_builtin_counter_ref_t counter_ref);
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DWORD zbx_get_builtin_counter_index(zbx_builtin_counter_ref_t counter_ref);
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wchar_t *zbx_get_all_counter_names(HKEY reg_key, wchar_t *reg_value_name);
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LONG zbx_win_seh_handler(struct _EXCEPTION_POINTERS *ep);
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#ifdef _M_X64
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LONG zbx_win_veh_handler(struct _EXCEPTION_POINTERS *ep);
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#endif /* _M_X64 */
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/* symbols */
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/* some definitions which are not available on older MS Windows versions */
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typedef enum {
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/* we only use below values, the rest of enumerated values are omitted here */
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zbx_FileBasicInfo = 0,
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zbx_FileIdInfo = 18
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} zbx_file_info_by_handle_class_t;
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typedef DWORD (__stdcall *GetGuiResources_t)(HANDLE, DWORD);
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typedef BOOL (__stdcall *GetProcessIoCounters_t)(HANDLE, PIO_COUNTERS);
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typedef BOOL (__stdcall *GetPerformanceInfo_t)(PPERFORMANCE_INFORMATION, DWORD);
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typedef BOOL (__stdcall *GlobalMemoryStatusEx_t)(LPMEMORYSTATUSEX);
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typedef BOOL (__stdcall *GetFileInformationByHandleEx_t)(HANDLE, zbx_file_info_by_handle_class_t, LPVOID, DWORD);
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GetGuiResources_t zbx_get_GetGuiResources(void);
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GetProcessIoCounters_t zbx_get_GetProcessIoCounters(void);
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GetPerformanceInfo_t zbx_get_GetPerformanceInfo(void);
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GlobalMemoryStatusEx_t zbx_get_GlobalMemoryStatusEx(void);
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GetFileInformationByHandleEx_t zbx_get_GetFileInformationByHandleEx(void);
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void zbx_import_symbols(void);
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#endif /* ZABBIX_WIN32_H */
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