Function Ext2ParseRegistryVolumeParams

Ext4Fsd/memory.c:2015–2151

}

VOID
Ext2ParseRegistryVolumeParams(
    IN  PUNICODE_STRING         Params,
    OUT PEXT2_VOLUME_PROPERTY3  Property
)
{
    WCHAR       Codepage[CODEPAGE_MAXLEN];
    WCHAR       Prefix[HIDINGPAT_LEN];
    WCHAR       Suffix[HIDINGPAT_LEN];
    USHORT      MountPoint[4];
    UCHAR       DrvLetter[4];
    WCHAR       wUID[8], wGID[8], wEUID[8], wEGID[8];
    CHAR        sUID[8], sGID[8], sEUID[8], sEGID[8];

    BOOLEAN     bWriteSupport = FALSE,
                bCheckBitmap = FALSE,
                bCodeName = FALSE,
                bMountPoint = FALSE;
    BOOLEAN     bUID = 0, bGID = 0, bEUID = 0, bEGID = 0;

    struct {
        PWCHAR   Name;      /* parameters name */
        PBOOLEAN bExist;    /* is it contained in params */
        USHORT   Length;    /* parameter value length */
        PWCHAR   uValue;    /* value buffer in unicode */
        PCHAR    aValue;    /* value buffer in ansi */
    } ParamPattern[] = {
        /* writing support */
        {READING_ONLY, &Property->bReadonly, 0, NULL, NULL},
        {WRITING_SUPPORT, &bWriteSupport, 0, NULL, NULL},
        {EXT3_FORCEWRITING, &Property->bExt3Writable, 0, NULL, NULL},

        /* need check bitmap */
        {CHECKING_BITMAP, &bCheckBitmap, 0, NULL, NULL},
        /* codepage */
        {CODEPAGE_NAME, &bCodeName, CODEPAGE_MAXLEN,
         &Codepage[0], Property->Codepage},
        /* filter prefix and suffix */
        {HIDING_PREFIX, &Property->bHidingPrefix, HIDINGPAT_LEN,
         &Prefix[0], Property->sHidingPrefix},
        {HIDING_SUFFIX, &Property->bHidingSuffix, HIDINGPAT_LEN,
         &Suffix[0], Property->sHidingSuffix},
        {MOUNT_POINT, &bMountPoint, 4,
         &MountPoint[0], &DrvLetter[0]},

        {UID,  &bUID,  8, &wUID[0],  &sUID[0],},
        {GID,  &bGID,  8, &wGID[0],  &sGID[0]},
        {EUID, &bEUID, 8, &wEUID[0], &sEUID[0]},
        {EGID, &bEGID, 8, &wEGID[0], &sEGID[0]},

        /* end */
        {NULL, NULL, 0, NULL}
    };

    USHORT i, j, k;

    RtlZeroMemory(Codepage, sizeof(WCHAR) * CODEPAGE_MAXLEN);
    RtlZeroMemory(Prefix, sizeof(WCHAR) * HIDINGPAT_LEN);