89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/******************************************************************************
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* ventoy_disk.c ---- ventoy disk
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* Copyright (c) 2021, longpanda <admin@ventoy.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 3 of the
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* License, or (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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 this program; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <windows.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <time.h>
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#include <ventoy_define.h>
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#include <ventoy_disk.h>
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#include <ventoy_util.h>
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#include <fat_filelib.h>
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static int g_disk_num = 0;
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ventoy_disk *g_disk_list = NULL;
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int ventoy_disk_init(void)
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{
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char Letter = 'A';
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DWORD Drives = GetLogicalDrives();
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vlog("ventoy disk init ...\n");
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g_disk_list = zalloc(sizeof(ventoy_disk) * MAX_DISK);
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while (Drives)
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{
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if (Drives & 0x01)
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{
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if (CheckRuntimeEnvironment(Letter, g_disk_list + g_disk_num) == 0)
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{
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g_disk_list[g_disk_num].devname[0] = Letter;
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g_disk_num++;
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vlog("%C: is ventoy disk\n", Letter);
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}
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else
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{
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memset(g_disk_list + g_disk_num, 0, sizeof(ventoy_disk));
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vlog("%C: is NOT ventoy disk\n", Letter);
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}
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}
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Letter++;
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Drives >>= 1;
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}
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return 0;
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}
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void ventoy_disk_exit(void)
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{
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vlog("ventoy disk exit ...\n");
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check_free(g_disk_list);
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g_disk_list = NULL;
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g_disk_num = 0;
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}
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const ventoy_disk * ventoy_get_disk_list(int *num)
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{
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*num = g_disk_num;
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return g_disk_list;
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}
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const ventoy_disk * ventoy_get_disk_node(int id)
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{
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if (id >= 0 && id < g_disk_num)
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{
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return g_disk_list + id;
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}
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return NULL;
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}
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