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-rw-r--r--crypto/openssh/progressmeter.c305
1 files changed, 0 insertions, 305 deletions
diff --git a/crypto/openssh/progressmeter.c b/crypto/openssh/progressmeter.c
deleted file mode 100644
index 0f95222..0000000
--- a/crypto/openssh/progressmeter.c
+++ /dev/null
@@ -1,305 +0,0 @@
-/* $OpenBSD: progressmeter.c,v 1.37 2006/08/03 03:34:42 deraadt Exp $ */
-/*
- * Copyright (c) 2003 Nils Nordman. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "includes.h"
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/uio.h>
-
-#include <errno.h>
-#include <signal.h>
-#include <stdio.h>
-#include <string.h>
-#include <time.h>
-#include <unistd.h>
-
-#include "progressmeter.h"
-#include "atomicio.h"
-#include "misc.h"
-
-#define DEFAULT_WINSIZE 80
-#define MAX_WINSIZE 512
-#define PADDING 1 /* padding between the progress indicators */
-#define UPDATE_INTERVAL 1 /* update the progress meter every second */
-#define STALL_TIME 5 /* we're stalled after this many seconds */
-
-/* determines whether we can output to the terminal */
-static int can_output(void);
-
-/* formats and inserts the specified size into the given buffer */
-static void format_size(char *, int, off_t);
-static void format_rate(char *, int, off_t);
-
-/* window resizing */
-static void sig_winch(int);
-static void setscreensize(void);
-
-/* updates the progressmeter to reflect the current state of the transfer */
-void refresh_progress_meter(void);
-
-/* signal handler for updating the progress meter */
-static void update_progress_meter(int);
-
-static time_t start; /* start progress */
-static time_t last_update; /* last progress update */
-static char *file; /* name of the file being transferred */
-static off_t end_pos; /* ending position of transfer */
-static off_t cur_pos; /* transfer position as of last refresh */
-static volatile off_t *counter; /* progress counter */
-static long stalled; /* how long we have been stalled */
-static int bytes_per_second; /* current speed in bytes per second */
-static int win_size; /* terminal window size */
-static volatile sig_atomic_t win_resized; /* for window resizing */
-
-/* units for format_size */
-static const char unit[] = " KMGT";
-
-static int
-can_output(void)
-{
- return (getpgrp() == tcgetpgrp(STDOUT_FILENO));
-}
-
-static void
-format_rate(char *buf, int size, off_t bytes)
-{
- int i;
-
- bytes *= 100;
- for (i = 0; bytes >= 100*1000 && unit[i] != 'T'; i++)
- bytes = (bytes + 512) / 1024;
- if (i == 0) {
- i++;
- bytes = (bytes + 512) / 1024;
- }
- snprintf(buf, size, "%3lld.%1lld%c%s",
- (long long) (bytes + 5) / 100,
- (long long) (bytes + 5) / 10 % 10,
- unit[i],
- i ? "B" : " ");
-}
-
-static void
-format_size(char *buf, int size, off_t bytes)
-{
- int i;
-
- for (i = 0; bytes >= 10000 && unit[i] != 'T'; i++)
- bytes = (bytes + 512) / 1024;
- snprintf(buf, size, "%4lld%c%s",
- (long long) bytes,
- unit[i],
- i ? "B" : " ");
-}
-
-void
-refresh_progress_meter(void)
-{
- char buf[MAX_WINSIZE + 1];
- time_t now;
- off_t transferred;
- double elapsed;
- int percent;
- off_t bytes_left;
- int cur_speed;
- int hours, minutes, seconds;
- int i, len;
- int file_len;
-
- transferred = *counter - cur_pos;
- cur_pos = *counter;
- now = time(NULL);
- bytes_left = end_pos - cur_pos;
-
- if (bytes_left > 0)
- elapsed = now - last_update;
- else {
- elapsed = now - start;
- /* Calculate true total speed when done */
- transferred = end_pos;
- bytes_per_second = 0;
- }
-
- /* calculate speed */
- if (elapsed != 0)
- cur_speed = (transferred / elapsed);
- else
- cur_speed = transferred;
-
-#define AGE_FACTOR 0.9
- if (bytes_per_second != 0) {
- bytes_per_second = (bytes_per_second * AGE_FACTOR) +
- (cur_speed * (1.0 - AGE_FACTOR));
- } else
- bytes_per_second = cur_speed;
-
- /* filename */
- buf[0] = '\0';
- file_len = win_size - 35;
- if (file_len > 0) {
- len = snprintf(buf, file_len + 1, "\r%s", file);
- if (len < 0)
- len = 0;
- if (len >= file_len + 1)
- len = file_len;
- for (i = len; i < file_len; i++)
- buf[i] = ' ';
- buf[file_len] = '\0';
- }
-
- /* percent of transfer done */
- if (end_pos != 0)
- percent = ((float)cur_pos / end_pos) * 100;
- else
- percent = 100;
- snprintf(buf + strlen(buf), win_size - strlen(buf),
- " %3d%% ", percent);
-
- /* amount transferred */
- format_size(buf + strlen(buf), win_size - strlen(buf),
- cur_pos);
- strlcat(buf, " ", win_size);
-
- /* bandwidth usage */
- format_rate(buf + strlen(buf), win_size - strlen(buf),
- (off_t)bytes_per_second);
- strlcat(buf, "/s ", win_size);
-
- /* ETA */
- if (!transferred)
- stalled += elapsed;
- else
- stalled = 0;
-
- if (stalled >= STALL_TIME)
- strlcat(buf, "- stalled -", win_size);
- else if (bytes_per_second == 0 && bytes_left)
- strlcat(buf, " --:-- ETA", win_size);
- else {
- if (bytes_left > 0)
- seconds = bytes_left / bytes_per_second;
- else
- seconds = elapsed;
-
- hours = seconds / 3600;
- seconds -= hours * 3600;
- minutes = seconds / 60;
- seconds -= minutes * 60;
-
- if (hours != 0)
- snprintf(buf + strlen(buf), win_size - strlen(buf),
- "%d:%02d:%02d", hours, minutes, seconds);
- else
- snprintf(buf + strlen(buf), win_size - strlen(buf),
- " %02d:%02d", minutes, seconds);
-
- if (bytes_left > 0)
- strlcat(buf, " ETA", win_size);
- else
- strlcat(buf, " ", win_size);
- }
-
- atomicio(vwrite, STDOUT_FILENO, buf, win_size - 1);
- last_update = now;
-}
-
-/*ARGSUSED*/
-static void
-update_progress_meter(int ignore)
-{
- int save_errno;
-
- save_errno = errno;
-
- if (win_resized) {
- setscreensize();
- win_resized = 0;
- }
- if (can_output())
- refresh_progress_meter();
-
- signal(SIGALRM, update_progress_meter);
- alarm(UPDATE_INTERVAL);
- errno = save_errno;
-}
-
-void
-start_progress_meter(char *f, off_t filesize, off_t *ctr)
-{
- start = last_update = time(NULL);
- file = f;
- end_pos = filesize;
- cur_pos = 0;
- counter = ctr;
- stalled = 0;
- bytes_per_second = 0;
-
- setscreensize();
- if (can_output())
- refresh_progress_meter();
-
- signal(SIGALRM, update_progress_meter);
- signal(SIGWINCH, sig_winch);
- alarm(UPDATE_INTERVAL);
-}
-
-void
-stop_progress_meter(void)
-{
- alarm(0);
-
- if (!can_output())
- return;
-
- /* Ensure we complete the progress */
- if (cur_pos != end_pos)
- refresh_progress_meter();
-
- atomicio(vwrite, STDOUT_FILENO, "\n", 1);
-}
-
-/*ARGSUSED*/
-static void
-sig_winch(int sig)
-{
- win_resized = 1;
-}
-
-static void
-setscreensize(void)
-{
- struct winsize winsize;
-
- if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsize) != -1 &&
- winsize.ws_col != 0) {
- if (winsize.ws_col > MAX_WINSIZE)
- win_size = MAX_WINSIZE;
- else
- win_size = winsize.ws_col;
- } else
- win_size = DEFAULT_WINSIZE;
- win_size += 1; /* trailing \0 */
-}
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