115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
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/*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*-
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*
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* Id: stats.c,v 1.30 2001/03/18 10:51:35 mbp Exp
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*
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* Copyright (C) 2000, 2001 by Martin Pool <mbp@samba.org>
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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 Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <config.h>
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#include <assert.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/file.h>
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#include <string.h>
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#include "rsync.h"
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#include "trace.h"
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/*
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* TODO: Other things to show in statistics:
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*
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* Number of input and output bytes.
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*
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* Number of times we blocked waiting for input or output.
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*
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* Number of blocks.
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*/
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int
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rs_log_stats(rs_stats_t const *stats)
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{
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char buf[1000];
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rs_format_stats(stats, buf, sizeof buf - 1);
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rs_log(RS_LOG_INFO|RS_LOG_NONAME, "%s", buf);
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return 0;
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}
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/**
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* \brief Return a human-readable representation of statistics.
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*
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* The string is truncated if it does not fit. 100 characters should
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* be sufficient space.
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*
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* \param stats Statistics from an encoding or decoding operation.
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*
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* \param buf Buffer to receive result.
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* \param size Size of buffer.
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* \return buf
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*/
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char *
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rs_format_stats(rs_stats_t const * stats,
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char *buf, size_t size)
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{
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char const *op = stats->op;
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int len;
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if (!op)
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op = "noop";
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len = snprintf(buf, size, "%s statistics: ", op);
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if (stats->lit_cmds) {
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len += snprintf(buf+len, size-len,
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"literal[%d cmds, %.0f bytes, %.0f cmdbytes] ",
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stats->lit_cmds,
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(double) stats->lit_bytes,
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(double) stats->lit_cmdbytes);
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}
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if (stats->sig_cmds) {
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len += snprintf(buf+len, size-len,
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"in-place-signature[%.0f cmds, %.0f bytes] ",
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(double) stats->sig_cmds,
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(double) stats->sig_bytes);
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}
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if (stats->copy_cmds || stats->false_matches) {
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len += snprintf(buf+len, size-len,
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"copy[%.0f cmds, %.0f bytes, %.0f false, %.0f cmdbytes]",
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(double) stats->copy_cmds,
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(double) stats->copy_bytes,
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(double) stats->false_matches,
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(double) stats->copy_cmdbytes);
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}
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if (stats->sig_blocks) {
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len += snprintf(buf+len, size-len,
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"signature[%.0f blocks, %.0f bytes per block]",
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(double) stats->sig_blocks,
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(double) stats->block_len);
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}
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return buf;
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}
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