mirror of
https://github.com/ibm-s390-linux/s390-tools.git
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b627b8d8e1
This commit is based on the s390-tools-1.39.0 version. Changes on top of s390-tools-1.39.0: - Add MIT license to all source files - Add LICENSE file - Transform REAMDE to README.md (markdown) - Add AUTHORS.md file - Add CONTRIBUTING.md file - Move changelog from README to CHANGELOG.md file Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com> Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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* FCP report generators
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*
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* Utility functions
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*
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* Copyright IBM Corp. 2008, 2017
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef ZIOREP_UTILS_HPP
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#define ZIOREP_UTILS_HPP
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#include "ziorep_framer.hpp"
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#include "ziorep_cfgreader.hpp"
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#include "ziorep_printers.hpp"
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#include "ziorep_collapser.hpp"
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extern "C" {
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#include "ziomon_dacc.h"
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}
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#include <linux/types.h>
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/**
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* Parse date provided in 'str' and store as seconds since 1970 in 'tgt'. */
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int get_datetime_val(const char *str, __u64 *tgt);
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/**
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* Print the provided value (seconds since 1970) in our common style. */
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const char* print_time_formatted(__u64 timestamp);
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/**
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* Print the provided value (seconds since 1970) in our common style. */
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const char* print_time_formatted_short(__u64 timestamp);
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/**
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* Adjust the timeframe to appropriate interval boundaries */
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int adjust_timeframe(const char* filename, __u64 *begin, __u64 *end,
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__u32 *interval);
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/**
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* Add all present devices to the device filter */
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int add_all_devices(ConfigReader &cfg, DeviceFilter &dev_filt);
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/**
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* Utility function to retrieve a list of all devices that we have data for.
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* Result is put into 'dev_filt'.
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*/
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int get_all_devices(const char *filename, DeviceFilter &dev_filt,
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ConfigReader &cfg);
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/**
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* Run over frames and print each one.
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* Returns <0 in case of error and number of frames printed otherwise.
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*/
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int print_report(FILE *fp, __u64 begin, __u64 end,
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__u32 interval,
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char *filename, __u64 topline,
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list<MsgTypes> *filter_types,
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DeviceFilter &dev_filter, Collapser &col,
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Printer &printer);
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/**
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* Print summary of available data.
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* 'fp' is the file to write all output to, 'filename' the standard
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* basename.
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* Returns number of characters printed.
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*/
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int print_summary_report(FILE *fp, char *filename, ConfigReader &cfg);
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/**
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* Minor help function to parse a string into a __u64 and check
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* that it is >= 0 */
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int parse_topline_arg(char *str, __u64 *arg);
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FILE* open_csv_output_file(const char *filename, const char *extension,
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int *rc);
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/**
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* accessors for internal representation of device and subchannel bus-IDs
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* packed: takes channel subsystem, subchannel set, device number/subchannel
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* returns 32 bit integer
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* unpacked: takes 32 bit integer
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* returns channel subsystem, subchannel set, device number/subchannel
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* as a comma separated list
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*/
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#define ZIOREP_BUSID_PACKED(busid_part1, busid_part2, busid_part3) \
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(((busid_part1) << 24) | ((busid_part2) << 16) | (busid_part3))
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#define ZIOREP_BUSID_UNPACKED(busid) \
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((busid) >> 24) & 0xFF, ((busid) >> 16) & 0xFF, (busid) & 0xFFFF
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#endif
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