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[iso] report usage of UDF symbolic links
* These may dramatically increase the size required for extraction so users may want to have some hints about these. * Closes #1446
This commit is contained in:
Pete Batard
parent
50d119ba0b
commit
4ebed1eac2
5 changed files with 33 additions and 16 deletions
21
src/iso.c
21
src/iso.c
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@ -33,6 +33,7 @@
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#include <direct.h>
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#include <ctype.h>
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#include <virtdisk.h>
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#include <sys/stat.h>
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#include <cdio/cdio.h>
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#include <cdio/logging.h>
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@ -51,6 +52,10 @@
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#define PROGRESS_THRESHOLD 128
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#define FOUR_GIGABYTES 4294967296LL
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// Needed for UDF symbolic link testing
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#define S_IFLNK 0xA000
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#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
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// Needed for UDF ISO access
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CdIo_t* cdio_open (const char* psz_source, driver_id_t driver_id) {return NULL;}
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void cdio_destroy (CdIo_t* p_cdio) {}
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@ -280,11 +285,9 @@ static BOOL check_iso_props(const char* psz_dirname, int64_t file_length, const
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}
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if (file_length >= FOUR_GIGABYTES)
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img_report.has_4GB_file = TRUE;
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// Compute projected size needed
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total_blocks += file_length / ISO_BLOCKSIZE;
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// NB: ISO_BLOCKSIZE = UDF_BLOCKSIZE
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if ((file_length != 0) && (file_length % ISO_BLOCKSIZE != 0))
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total_blocks++;
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// Compute projected size needed (NB: ISO_BLOCKSIZE = UDF_BLOCKSIZE)
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if (file_length != 0)
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total_blocks += (file_length + (ISO_BLOCKSIZE - 1)) / ISO_BLOCKSIZE;
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return TRUE;
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}
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return FALSE;
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@ -463,6 +466,8 @@ static int udf_extract_files(udf_t *p_udf, udf_dirent_t *p_udf_dirent, const cha
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if (length < 0) {
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goto out;
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}
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if (S_ISLNK(udf_get_posix_filemode(p_udf_dirent)))
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img_report.has_symlinks = SYMLINKS_UDF;
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if (udf_is_dir(p_udf_dirent)) {
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if (!scan_only) {
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psz_sanpath = sanitize_filename(psz_fullpath, &is_identical);
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@ -608,7 +613,7 @@ static int iso_extract_files(iso9660_t* p_iso, const char *psz_path)
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// a generic list that's unaware of RR extensions is being used, so we prevent that memleak ourselves
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is_symlink = (p_statbuf->rr.psz_symlink != NULL);
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if (is_symlink)
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img_report.has_symlinks = TRUE;
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img_report.has_symlinks = SYMLINKS_RR;
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if (scan_only)
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safe_free(p_statbuf->rr.psz_symlink);
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} else {
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@ -769,7 +774,6 @@ BOOL ExtractISO(const char* src_iso, const char* dest_dir, BOOL scan)
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} else {
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uprintf("Extracting files...\n");
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IGNORE_RETVAL(_chdirU(app_dir));
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// PrintInfo(0, MSG_231);
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if (total_blocks == 0) {
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uprintf("Error: ISO has not been properly scanned.\n");
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FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|APPERR(ERROR_ISO_SCAN);
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@ -803,7 +807,8 @@ try_iso:
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// Perform our first scan with Joliet disabled (if Rock Ridge is enabled), so that we can find if
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// there exists a Rock Ridge file with a name > 64 chars or if there are symlinks. If that is the
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// case then we also disable Joliet during the extract phase.
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if ((!enable_joliet) || (enable_rockridge && (scan_only || img_report.has_long_filename || img_report.has_symlinks))) {
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if ((!enable_joliet) || (enable_rockridge && (scan_only || img_report.has_long_filename ||
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(img_report.has_symlinks == SYMLINKS_RR)))) {
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iso_extension_mask &= ~ISO_EXTENSION_JOLIET;
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}
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if (!enable_rockridge) {
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@ -87,6 +87,12 @@
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#if !defined S_IFIFO && defined _WIN32
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# define S_IFIFO 0x1000
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#endif
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#if !defined S_IFLNK && defined _WIN32
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#define S_IFLNK 0xA000
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#endif
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#if !defined S_IFSOCK && defined _WIN32
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#define S_IFSOCK 0xC000
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#endif
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#if !defined S_ISBLK && defined S_IFBLK
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# define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
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@ -1073,8 +1073,12 @@ static void DisplayISOProps(void)
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(img_report.wininst_version >> 16) & 0xff, (img_report.wininst_version >> 8) & 0xff,
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(img_report.wininst_version >= SPECIAL_WIM_VERSION) ? "+": "");
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}
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PRINT_ISO_PROP(img_report.has_symlinks, " Note: This ISO uses symbolic links, which will not be replicated due to file system limitations.");
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PRINT_ISO_PROP(img_report.has_symlinks, " Because of this, some features from this image may not work...");
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PRINT_ISO_PROP(img_report.has_symlinks,
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" Note: This ISO uses symbolic links, which will not be replicated due to file system limitations.");
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PRINT_ISO_PROP((img_report.has_symlinks == SYMLINKS_RR),
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" Because of this, some features from this image may not work...");
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PRINT_ISO_PROP((img_report.has_symlinks == SYMLINKS_UDF),
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" Because of this, the size required for the target media may be much larger than size of the ISO...");
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}
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// Insert the image name into the Boot selection dropdown
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@ -312,6 +312,8 @@ enum checksum_type {
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#define HAS_WINTOGO(r) (HAS_BOOTMGR(r) && IS_EFI_BOOTABLE(r) && HAS_WININST(r))
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#define HAS_PERSISTENCE(r) ((HAS_SYSLINUX(r) || HAS_GRUB(r)) && !(HAS_WINDOWS(r) || HAS_REACTOS(r) || HAS_KOLIBRIOS(r)))
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#define IS_FAT(fs) ((fs_type == FS_FAT16) || (fs_type == FS_FAT32))
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#define SYMLINKS_RR 0x01
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#define SYMLINKS_UDF 0x02
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typedef struct {
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char label[192]; // 3*64 to account for UTF-8
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@ -331,9 +333,9 @@ typedef struct {
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uint16_t winpe;
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uint8_t has_efi;
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uint8_t wininst_index;
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uint8_t has_symlinks;
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BOOLEAN has_4GB_file;
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BOOLEAN has_long_filename;
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BOOLEAN has_symlinks;
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BOOLEAN has_bootmgr;
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BOOLEAN has_bootmgr_efi;
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BOOLEAN has_autorun;
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10
src/rufus.rc
10
src/rufus.rc
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@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
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IDD_DIALOG DIALOGEX 12, 12, 232, 326
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STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
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EXSTYLE WS_EX_ACCEPTFILES
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CAPTION "Rufus 3.9.1600"
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CAPTION "Rufus 3.9.1601"
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FONT 9, "Segoe UI Symbol", 400, 0, 0x0
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BEGIN
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LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
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@ -394,8 +394,8 @@ END
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//
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VS_VERSION_INFO VERSIONINFO
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FILEVERSION 3,9,1600,0
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PRODUCTVERSION 3,9,1600,0
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FILEVERSION 3,9,1601,0
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PRODUCTVERSION 3,9,1601,0
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FILEFLAGSMASK 0x3fL
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#ifdef _DEBUG
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FILEFLAGS 0x1L
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@ -413,13 +413,13 @@ BEGIN
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VALUE "Comments", "https://rufus.ie"
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VALUE "CompanyName", "Akeo Consulting"
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VALUE "FileDescription", "Rufus"
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VALUE "FileVersion", "3.9.1600"
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VALUE "FileVersion", "3.9.1601"
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VALUE "InternalName", "Rufus"
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VALUE "LegalCopyright", "© 2011-2020 Pete Batard (GPL v3)"
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VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
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VALUE "OriginalFilename", "rufus-3.9.exe"
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VALUE "ProductName", "Rufus"
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VALUE "ProductVersion", "3.9.1600"
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VALUE "ProductVersion", "3.9.1601"
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END
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END
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BLOCK "VarFileInfo"
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