122 lines
1.7 KiB
C
122 lines
1.7 KiB
C
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/*++
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Copyright (c) 1998 Microsoft Corporation
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Module Name:
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share.h
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Abstract:
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SIS Groveler shared data class header
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Authors:
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John Douceur, 1998
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Environment:
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User Mode
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Revision History:
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--*/
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#ifndef _INC_SHARE
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#define _INC_SHARE
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#pragma pack (8)
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enum SharedDataField
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{
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SDF_grovel_time,
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SDF_volscan_time,
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SDF_extract_time,
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SDF_working_time,
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SDF_files_hashed,
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SDF_files_compared,
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SDF_files_merged,
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SDF_files_scanned,
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SDF_queue_length,
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SDF_hash_read_time,
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SDF_hash_read_ops,
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SDF_compare_read_time,
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SDF_compare_read_ops,
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SDF_hash_read_estimate,
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SDF_compare_read_estimate,
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num_shared_data_fields
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};
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struct SharedDataRecord
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{
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_TCHAR *driveName;
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__int64 fields[num_shared_data_fields];
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};
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const int max_shared_data_records = 128;
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#pragma pack ()
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class SharedData
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{
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public:
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SharedData(
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int num_records = -1,
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_TCHAR **drive_names = 0);
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~SharedData();
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int count_of_records() const;
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// _TCHAR drive_letter(
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// int record_index) const;
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__int64 get_value(
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int record_index,
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SharedDataField field);
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void set_value(
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int record_index,
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SharedDataField field,
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__int64 value);
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void increment_value(
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int record_index,
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SharedDataField field,
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__int64 value);
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bool send_values();
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bool receive_values();
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bool extract_values(
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int *num_records,
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SharedDataRecord *records);
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private:
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int local_num_records;
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int *shared_num_records;
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SharedDataRecord local_records[max_shared_data_records];
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SharedDataRecord *shared_records;
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NamedMutex *mutex;
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PSID security_identifier;
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PACL access_control_list;
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SECURITY_ATTRIBUTES security_attributes;
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SECURITY_DESCRIPTOR security_descriptor;
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bool map_ok;
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HANDLE map_handle;
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void *map_address;
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};
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#endif /* _INC_SHARE */
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