146 lines
4.6 KiB
C
146 lines
4.6 KiB
C
/* progress.c - show loading progress */
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/*
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* VasEBoot -- GRand Unified Bootloader
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* Copyright (C) 2013 Free Software Foundation, Inc.
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*
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* VasEBoot is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* VasEBoot 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with VasEBoot. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <VasEBoot/types.h>
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#include <VasEBoot/time.h>
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#include <VasEBoot/term.h>
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#include <VasEBoot/dl.h>
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#include <VasEBoot/misc.h>
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#include <VasEBoot/normal.h>
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#include <VasEBoot/net.h>
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VasEBoot_MOD_LICENSE ("GPLv3+");
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#define UPDATE_INTERVAL 800
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static void
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VasEBoot_file_progress_hook_real (VasEBoot_disk_addr_t sector __attribute__ ((unused)),
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unsigned offset __attribute__ ((unused)),
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unsigned length, void *data)
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{
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static int call_depth = 0;
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VasEBoot_uint64_t now;
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static VasEBoot_uint64_t last_progress_update_time;
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VasEBoot_file_t file = data;
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const char *e;
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file->progress_offset += length;
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if (call_depth)
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return;
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e = VasEBoot_env_get ("enable_progress_indicator");
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if (e && e[0] == '0') {
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return;
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}
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call_depth = 1;
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now = VasEBoot_get_time_ms ();
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if (((now - last_progress_update_time > UPDATE_INTERVAL) &&
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(file->progress_offset - file->offset > 0)) ||
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(file->progress_offset == file->size))
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{
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static char buffer[80];
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struct VasEBoot_term_output *term;
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const char *partial_file_name;
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unsigned long long percent;
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VasEBoot_uint64_t current_speed;
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if (now - file->last_progress_time < 10)
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current_speed = 0;
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else
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current_speed = VasEBoot_divmod64 ((file->progress_offset
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- file->last_progress_offset)
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* 100ULL * 1000ULL,
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now - file->last_progress_time, 0);
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if (file->size == 0)
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percent = 100;
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else
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percent = VasEBoot_divmod64 (100 * file->progress_offset,
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file->size, 0);
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/* VasEBoot_net_fs_open() saves off partial file structure before name is initialized.
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It already saves passed file name in net structure so just use it in this case.
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*/
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if (file->device->net)
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partial_file_name = VasEBoot_strrchr (file->device->net->name, '/');
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else if (file->name) /* VasEBoot_file_open() may leave it as NULL */
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partial_file_name = VasEBoot_strrchr (file->name, '/');
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else
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partial_file_name = NULL;
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if (partial_file_name)
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partial_file_name++;
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else
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partial_file_name = "";
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file->estimated_speed = (file->estimated_speed + current_speed) >> 1;
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VasEBoot_snprintf (buffer, sizeof (buffer), " [ %.20s %s %llu%% ",
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partial_file_name,
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VasEBoot_get_human_size (file->progress_offset,
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VasEBoot_HUMAN_SIZE_NORMAL),
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(unsigned long long) percent);
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char *ptr = buffer + VasEBoot_strlen (buffer);
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VasEBoot_snprintf (ptr, sizeof (buffer) - (ptr - buffer), "%s ]",
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VasEBoot_get_human_size (file->estimated_speed,
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VasEBoot_HUMAN_SIZE_SPEED));
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VasEBoot_size_t len = VasEBoot_strlen (buffer);
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FOR_ACTIVE_TERM_OUTPUTS (term)
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{
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if (term->progress_update_counter++ > term->progress_update_divisor
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|| (file->progress_offset == file->size
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&& term->progress_update_divisor
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!= (unsigned) VasEBoot_PROGRESS_NO_UPDATE))
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{
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struct VasEBoot_term_coordinate old_pos = VasEBoot_term_getxy (term);
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struct VasEBoot_term_coordinate new_pos = old_pos;
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new_pos.x = VasEBoot_term_width (term) - len - 1;
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VasEBoot_term_gotoxy (term, new_pos);
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VasEBoot_puts_terminal (buffer, term);
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VasEBoot_term_gotoxy (term, old_pos);
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term->progress_update_counter = 0;
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if (term->refresh)
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term->refresh (term);
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}
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}
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file->last_progress_offset = file->progress_offset;
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file->last_progress_time = now;
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last_progress_update_time = now;
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}
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call_depth = 0;
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}
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VasEBoot_MOD_INIT(progress)
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{
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VasEBoot_file_progress_hook = VasEBoot_file_progress_hook_real;
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}
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VasEBoot_MOD_FINI(progress)
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{
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VasEBoot_file_progress_hook = 0;
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}
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