mirror of
https://github.com/pbatard/rufus.git
synced 2025-05-19 09:25:12 -04:00
[misc] move source files to src/ directory
This commit is contained in:
Pete Batard
parent
4edb492c19
commit
48f9dd47ae
53 changed files with 249 additions and 260 deletions
388
src/format.c
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388
src/format.c
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/*
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* Rufus: The Resourceful USB Formatting Utility
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* Formatting function calls
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* Copyright (c) 2011 Pete Batard <pete@akeo.ie>
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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 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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* 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 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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#ifdef _CRTDBG_MAP_ALLOC
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#include <stdlib.h>
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#include <crtdbg.h>
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#endif
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#include <windows.h>
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#include <windowsx.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <process.h>
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#include <stddef.h>
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#include "msapi_utf8.h"
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#include "rufus.h"
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#include "resource.h"
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#include "br.h"
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#include "fat16.h"
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#include "fat32.h"
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#include "file.h"
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#include "format.h"
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/*
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* Globals
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*/
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DWORD FormatStatus;
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/*
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* FormatEx callback. Return FALSE to halt operations
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*/
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static BOOLEAN __stdcall FormatExCallback(FILE_SYSTEM_CALLBACK_COMMAND Command, DWORD Action, PVOID pData)
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{
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DWORD* percent;
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int task_number = 0;
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if (IS_ERROR(FormatStatus))
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return FALSE;
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switch(Command) {
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case FCC_PROGRESS:
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percent = (DWORD*)pData;
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PostMessage(hMainDialog, UM_FORMAT_PROGRESS, (WPARAM)*percent, (LPARAM)0);
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uprintf("%d percent completed.\n", *percent);
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break;
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case FCC_STRUCTURE_PROGRESS: // No progress on quick format
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uprintf("Format task %d/? completed.\n", ++task_number);
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break;
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case FCC_DONE:
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if(*(BOOLEAN*)pData == FALSE) {
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uprintf("Error while formatting.\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_GEN_FAILURE;
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}
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break;
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case FCC_DONE_WITH_STRUCTURE: // We get this message when formatting Small FAT16
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// pData Seems to be a struct with at least one (32 BIT!!!) string pointer to the size in MB
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uprintf("Done with that sort of things: Action=%d pData=%0p\n", Action, pData);
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DumpBufferHex(pData, 8);
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uprintf("Volume size: %s MB\n", (char*)(LONG_PTR)(*(ULONG32*)pData));
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break;
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case FCC_INCOMPATIBLE_FILE_SYSTEM:
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uprintf("Incompatible File System\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_INCOMPATIBLE_FS);
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break;
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case FCC_ACCESS_DENIED:
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uprintf("Access denied\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_ACCESS_DENIED;
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break;
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case FCC_MEDIA_WRITE_PROTECTED:
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uprintf("Media is write protected\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_WRITE_PROTECT;
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break;
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case FCC_VOLUME_IN_USE:
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uprintf("Volume is in use\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_DEVICE_IN_USE;
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break;
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case FCC_CANT_QUICK_FORMAT:
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uprintf("Cannot quick format this volume\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_CANT_QUICK_FORMAT);
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break;
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case FCC_BAD_LABEL:
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uprintf("Bad label\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_LABEL_TOO_LONG;
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break;
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case FCC_OUTPUT:
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uprintf("%s\n", ((PTEXTOUTPUT)pData)->Output);
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break;
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case FCC_CLUSTER_SIZE_TOO_BIG:
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case FCC_CLUSTER_SIZE_TOO_SMALL:
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uprintf("Unsupported cluster size\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_INVALID_CLUSTER_SIZE);
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break;
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case FCC_VOLUME_TOO_BIG:
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case FCC_VOLUME_TOO_SMALL:
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uprintf("Volume is too %s\n", FCC_VOLUME_TOO_BIG?"big":"small");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_INVALID_VOLUME_SIZE);
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case FCC_NO_MEDIA_IN_DRIVE:
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uprintf("No media in drive\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_NO_MEDIA_IN_DRIVE;
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break;
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default:
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uprintf("FormatExCallback: received unhandled command %X\n", Command);
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_NOT_SUPPORTED;
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break;
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}
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return (!IS_ERROR(FormatStatus));
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}
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/*
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* Call on fmifs.dll's FormatEx() to format the drive
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*/
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static BOOL FormatDrive(char DriveLetter)
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{
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BOOL r = FALSE;
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PF_DECL(FormatEx);
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WCHAR wDriveRoot[] = L"?:\\";
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WCHAR wFSType[32];
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WCHAR wLabel[128];
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size_t i;
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wDriveRoot[0] = (WCHAR)DriveLetter;
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PrintStatus("Formatting...");
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PF_INIT_OR_OUT(FormatEx, fmifs);
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GetWindowTextW(hFileSystem, wFSType, ARRAYSIZE(wFSType));
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// We may have a " (Default)" trail
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for (i=0; i<wcslen(wFSType); i++) {
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if (wFSType[i] == ' ') {
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wFSType[i] = 0;
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break;
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}
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}
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GetWindowTextW(hLabel, wLabel, ARRAYSIZE(wLabel));
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uprintf("Using cluster size: %d bytes\n", ComboBox_GetItemData(hClusterSize, ComboBox_GetCurSel(hClusterSize)));
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pfFormatEx(wDriveRoot, SelectedDrive.Geometry.MediaType, wFSType, wLabel,
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IsChecked(IDC_QUICKFORMAT), (ULONG)ComboBox_GetItemData(hClusterSize, ComboBox_GetCurSel(hClusterSize)),
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FormatExCallback);
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if (!IS_ERROR(FormatStatus)) {
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uprintf("Format completed.\n");
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r = TRUE;
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}
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out:
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return r;
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}
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static BOOL AnalyzeMBR(HANDLE hPhysicalDrive)
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{
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FILE fake_fd;
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fake_fd._ptr = (char*)hPhysicalDrive;
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fake_fd._bufsiz = SelectedDrive.Geometry.BytesPerSector;
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// TODO: Apply this detection before partitioning
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if (is_br(&fake_fd)) {
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uprintf("Drive has an x86 boot sector\n");
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} else{
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uprintf("Drive is missing an x86 boot sector!\n");
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return FALSE;
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}
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// TODO: Add/Eliminate FAT12?
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if (is_fat_16_br(&fake_fd) || is_fat_32_br(&fake_fd)) {
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if (entire_fat_16_br_matches(&fake_fd)) {
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uprintf("Exact FAT16 DOS boot record match\n");
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} else if (entire_fat_16_fd_br_matches(&fake_fd)) {
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uprintf("Exact FAT16 FreeDOS boot record match\n");
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} else if (entire_fat_32_br_matches(&fake_fd)) {
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uprintf("Exact FAT32 DOS boot record match\n");
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} else if (entire_fat_32_nt_br_matches(&fake_fd)) {
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uprintf("Exact FAT32 NT boot record match\n");
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} else if (entire_fat_32_fd_br_matches(&fake_fd)) {
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uprintf("Exactly FAT32 FreeDOS boot record match\n");
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} else {
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uprintf("Unknown FAT16 or FAT32 boot record\n");
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}
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} else if (is_dos_mbr(&fake_fd)) {
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uprintf("Microsoft DOS/NT/95A master boot record match\n");
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} else if (is_dos_f2_mbr(&fake_fd)) {
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uprintf("Microsoft DOS/NT/95A master boot record with the undocumented\n");
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uprintf("F2 instruction match\n");
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} else if (is_95b_mbr(&fake_fd)) {
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uprintf("Microsoft 95B/98/98SE/ME master boot record match\n");
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} else if (is_2000_mbr(&fake_fd)) {
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uprintf("Microsoft 2000/XP/2003 master boot record match\n");
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} else if (is_vista_mbr(&fake_fd)) {
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uprintf("Microsoft Vista master boot record match\n");
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} else if (is_win7_mbr(&fake_fd)) {
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uprintf("Microsoft 7 master boot record match\n");
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} else if (is_zero_mbr(&fake_fd)) {
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uprintf("Zeroed non-bootable master boot record match\n");
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} else {
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uprintf("Unknown boot record\n");
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}
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return TRUE;
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}
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/*
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* Process the Master Boot Record
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*/
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static BOOL WriteMBR(HANDLE hPhysicalDrive)
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{
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BOOL r = FALSE;
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unsigned char* buf = NULL;
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size_t SecSize = SelectedDrive.Geometry.BytesPerSector;
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size_t nSecs = (0x200 + SecSize -1) / SecSize;
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FILE fake_fd;
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if (!AnalyzeMBR(hPhysicalDrive)) return FALSE;
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// FormatEx rewrites the MBR and removes the LBA attribute of FAT16
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// and FAT32 partitions - we need to correct this in the MBR
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// TODO: something else for bootable GPT
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buf = (unsigned char*)malloc(SecSize * nSecs);
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if (buf == NULL) {
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uprintf("Could not allocate memory for MBR");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_NOT_ENOUGH_MEMORY;
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goto out;
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}
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if (!read_sectors(hPhysicalDrive, SelectedDrive.Geometry.BytesPerSector, 0, nSecs, buf, SecSize)) {
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uprintf("Could not read MBR\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_READ_FAULT;
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goto out;
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}
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switch (ComboBox_GetItemData(hFileSystem, ComboBox_GetCurSel(hFileSystem))) {
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case FS_FAT16:
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if (buf[0x1c2] == 0x0e) {
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uprintf("Partition is already FAT16 LBA...\n");
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} else if ((buf[0x1c2] != 0x04) && (buf[0x1c2] != 0x06)) {
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uprintf("Warning: converting a non FAT16 partition to FAT16 LBA: FS type=0x%02x\n", buf[0x1c2]);
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}
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buf[0x1c2] = 0x0e;
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break;
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case FS_FAT32:
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if (buf[0x1c2] == 0x0c) {
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uprintf("Partition is already FAT32 LBA...\n");
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} else if (buf[0x1c2] != 0x0b) {
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uprintf("Warning: converting a non FAT32 partition to FAT32 LBA: FS type=0x%02x\n", buf[0x1c2]);
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}
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buf[0x1c2] = 0x0c;
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break;
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}
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if (IsChecked(IDC_DOS)) {
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buf[0x1be] = 0x80; // Set first partition bootable
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}
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if (!write_sectors(hPhysicalDrive, SelectedDrive.Geometry.BytesPerSector, 0, nSecs, buf, SecSize*nSecs)) {
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uprintf("Could not write MBR\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_WRITE_FAULT;
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goto out;
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}
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fake_fd._ptr = (char*)hPhysicalDrive;
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fake_fd._bufsiz = SelectedDrive.Geometry.BytesPerSector;
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r = write_95b_mbr(&fake_fd);
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out:
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safe_free(buf);
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return r;
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}
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/*
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* Process the Partition Boot Record
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*/
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static BOOL WritePBR(HANDLE hLogicalVolume)
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{
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FILE fake_fd;
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fake_fd._ptr = (char*)hLogicalVolume;
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fake_fd._bufsiz = SelectedDrive.Geometry.BytesPerSector;
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switch (ComboBox_GetItemData(hFileSystem, ComboBox_GetCurSel(hFileSystem))) {
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case FS_FAT16:
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if (write_fat_16_br(&fake_fd, 0))
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return TRUE;
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case FS_FAT32:
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if (write_fat_32_br(&fake_fd, 0))
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return TRUE;
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default:
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uprintf("unsupported FS for FS BR processing\n");
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break;
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}
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_WRITE_FAULT;
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return FALSE;
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}
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/*
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* Standalone thread for the formatting operation
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*/
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void __cdecl FormatThread(void* param)
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{
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DWORD num = (DWORD)(uintptr_t)param;
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HANDLE hPhysicalDrive = INVALID_HANDLE_VALUE;
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HANDLE hLogicalVolume = INVALID_HANDLE_VALUE;
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char drive_name[] = "?:";
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int i;
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hPhysicalDrive = GetDriveHandle(num, NULL, TRUE, TRUE);
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if (hPhysicalDrive == INVALID_HANDLE_VALUE) {
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_OPEN_FAILED;
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goto out;
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}
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// At this stage with have both a handle and a lock to the physical drive
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if (!CreatePartition(hPhysicalDrive)) {
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_PARTITION_FAILURE;
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goto out;
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}
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// Make sure we can access the volume again before trying to format it
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for (i=0; i<10; i++) {
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Sleep(500);
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hLogicalVolume = GetDriveHandle(num, drive_name, FALSE, FALSE);
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if (hLogicalVolume != INVALID_HANDLE_VALUE) {
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break;
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}
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}
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if (i >= 10) {
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uprintf("Could not access volume after partitioning\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_OPEN_FAILED;
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goto out;
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}
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// Handle needs to be closed for FormatEx to be happy - we keep a lock though
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safe_closehandle(hLogicalVolume);
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if (!FormatDrive(drive_name[0])) {
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// Error will be set by FormatDrive() in FormatStatus
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uprintf("Format error: 0x%08X\n", FormatStatus);
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goto out;
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}
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// TODO: Enable compression on NTFS
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// TODO: optionally disable indexing on NTFS
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// TODO: use progress bar during MBR/FSBR/MSDOS copy
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// TODO: unlock/remount trick to make the volume reappear
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PrintStatus("Writing master boot record...\n");
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if (!WriteMBR(hPhysicalDrive)) {
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// Errorcode has already been set
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goto out;
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}
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if (IsChecked(IDC_DOS)) {
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// We must have a lock to modify the FS boot record...
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hLogicalVolume = GetDriveHandle(num, drive_name, TRUE, TRUE);
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if (hLogicalVolume == INVALID_HANDLE_VALUE) {
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uprintf("Could not re-mount volume for partition boot record access\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_OPEN_FAILED;
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goto out;
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}
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PrintStatus("Writing partition boot record...\n");
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if (!WritePBR(hLogicalVolume)) {
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// Errorcode has already been set
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goto out;
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}
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// ... and we must have relinquished that lock to write the MS-DOS files
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safe_unlockclose(hLogicalVolume);
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PrintStatus("Copying MS-DOS files...\n");
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if (!ExtractMSDOS(drive_name)) {
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|ERROR_CANNOT_COPY;
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goto out;
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}
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}
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out:
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safe_unlockclose(hLogicalVolume);
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safe_unlockclose(hPhysicalDrive);
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PostMessage(hMainDialog, UM_FORMAT_COMPLETED, 0, 0);
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_endthread();
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}
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