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/*
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 * QEMU progress printing utility functions
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 *
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 * Copyright (C) 2011 Jes Sorensen <Jes.Sorensen@redhat.com>
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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 * THE SOFTWARE.
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 */
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#include "qemu-common.h"
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#include "osdep.h"
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#include "sysemu.h"
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#include <stdio.h>
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struct progress_state {
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    int enabled;
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    float current;
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    float last_print;
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    float min_skip;
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};
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static struct progress_state state;
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/*
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 * Simple progress print function.
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 * @percent relative percent of current operation
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 * @max percent of total operation
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 */
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static void progress_simple_print(void)
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{
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    if (state.enabled) {
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        printf("    (%3.2f/100%%)\r", state.current);
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        fflush(stdout);
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    }
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}
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static void progress_simple_end(void)
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{
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    if (state.enabled) {
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        printf("\n");
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    }
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}
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void qemu_progress_init(int enabled, float min_skip)
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{
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    state.enabled = enabled;
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    state.min_skip = min_skip;
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}
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void qemu_progress_end(void)
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{
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    progress_simple_end();
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}
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void qemu_progress_print(float percent, int max)
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{
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    float current;
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    if (max == 0) {
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        current = percent;
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    } else {
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        current = state.current + percent / 100 * max;
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    }
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    if (current > 100) {
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        current = 100;
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    }
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    state.current = current;
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    if (current > (state.last_print + state.min_skip) ||
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        (current == 100) || (current == 0)) {
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        state.last_print = state.current;
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        progress_simple_print();
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    }
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}