src/java.desktop/share/native/liblcms/cmscgats.c
changeset 47216 71c04702a3d5
parent 40152 35cbab101a76
child 47409 72af2394abce
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.desktop/share/native/liblcms/cmscgats.c	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,2804 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+// This file is available under and governed by the GNU General Public
+// License version 2 only, as published by the Free Software Foundation.
+// However, the following notice accompanied the original version of this
+// file:
+//
+//---------------------------------------------------------------------------------
+//
+//  Little Color Management System
+//  Copyright (c) 1998-2016 Marti Maria Saguer
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the Software
+// is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+// THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+//---------------------------------------------------------------------------------
+//
+
+#include "lcms2_internal.h"
+
+
+// IT8.7 / CGATS.17-200x handling -----------------------------------------------------------------------------
+
+
+#define MAXID        128     // Max length of identifier
+#define MAXSTR      1024     // Max length of string
+#define MAXTABLES    255     // Max Number of tables in a single stream
+#define MAXINCLUDE    20     // Max number of nested includes
+
+#define DEFAULT_DBL_FORMAT  "%.10g" // Double formatting
+
+#ifdef CMS_IS_WINDOWS_
+#    include <io.h>
+#    define DIR_CHAR    '\\'
+#else
+#    define DIR_CHAR    '/'
+#endif
+
+
+// Symbols
+typedef enum {
+
+        SUNDEFINED,
+        SINUM,      // Integer
+        SDNUM,      // Real
+        SIDENT,     // Identifier
+        SSTRING,    // string
+        SCOMMENT,   // comment
+        SEOLN,      // End of line
+        SEOF,       // End of stream
+        SSYNERROR,  // Syntax error found on stream
+
+        // Keywords
+
+        SBEGIN_DATA,
+        SBEGIN_DATA_FORMAT,
+        SEND_DATA,
+        SEND_DATA_FORMAT,
+        SKEYWORD,
+        SDATA_FORMAT_ID,
+        SINCLUDE
+
+    } SYMBOL;
+
+
+// How to write the value
+typedef enum {
+
+        WRITE_UNCOOKED,
+        WRITE_STRINGIFY,
+        WRITE_HEXADECIMAL,
+        WRITE_BINARY,
+        WRITE_PAIR
+
+    } WRITEMODE;
+
+// Linked list of variable names
+typedef struct _KeyVal {
+
+        struct _KeyVal*  Next;
+        char*            Keyword;       // Name of variable
+        struct _KeyVal*  NextSubkey;    // If key is a dictionary, points to the next item
+        char*            Subkey;        // If key is a dictionary, points to the subkey name
+        char*            Value;         // Points to value
+        WRITEMODE        WriteAs;       // How to write the value
+
+   } KEYVALUE;
+
+
+// Linked list of memory chunks (Memory sink)
+typedef struct _OwnedMem {
+
+        struct _OwnedMem* Next;
+        void *            Ptr;          // Point to value
+
+   } OWNEDMEM;
+
+// Suballocator
+typedef struct _SubAllocator {
+
+         cmsUInt8Number* Block;
+         cmsUInt32Number BlockSize;
+         cmsUInt32Number Used;
+
+    } SUBALLOCATOR;
+
+// Table. Each individual table can hold properties and rows & cols
+typedef struct _Table {
+
+        char SheetType[MAXSTR];               // The first row of the IT8 (the type)
+
+        int            nSamples, nPatches;    // Cols, Rows
+        int            SampleID;              // Pos of ID
+
+        KEYVALUE*      HeaderList;            // The properties
+
+        char**         DataFormat;            // The binary stream descriptor
+        char**         Data;                  // The binary stream
+
+    } TABLE;
+
+// File stream being parsed
+typedef struct _FileContext {
+        char           FileName[cmsMAX_PATH];    // File name if being readed from file
+        FILE*          Stream;                   // File stream or NULL if holded in memory
+    } FILECTX;
+
+// This struct hold all information about an open IT8 handler.
+typedef struct {
+
+
+        cmsUInt32Number  TablesCount;                     // How many tables in this stream
+        cmsUInt32Number  nTable;                          // The actual table
+
+        TABLE Tab[MAXTABLES];
+
+        // Memory management
+        OWNEDMEM*      MemorySink;            // The storage backend
+        SUBALLOCATOR   Allocator;             // String suballocator -- just to keep it fast
+
+        // Parser state machine
+        SYMBOL         sy;                    // Current symbol
+        int            ch;                    // Current character
+
+        int            inum;                  // integer value
+        cmsFloat64Number         dnum;                  // real value
+        char           id[MAXID];             // identifier
+        char           str[MAXSTR];           // string
+
+        // Allowed keywords & datasets. They have visibility on whole stream
+        KEYVALUE*     ValidKeywords;
+        KEYVALUE*     ValidSampleID;
+
+        char*          Source;                // Points to loc. being parsed
+        int            lineno;                // line counter for error reporting
+
+        FILECTX*       FileStack[MAXINCLUDE]; // Stack of files being parsed
+        int            IncludeSP;             // Include Stack Pointer
+
+        char*          MemoryBlock;           // The stream if holded in memory
+
+        char           DoubleFormatter[MAXID];// Printf-like 'cmsFloat64Number' formatter
+
+        cmsContext    ContextID;              // The threading context
+
+   } cmsIT8;
+
+
+// The stream for save operations
+typedef struct {
+
+        FILE* stream;   // For save-to-file behaviour
+
+        cmsUInt8Number* Base;
+        cmsUInt8Number* Ptr;        // For save-to-mem behaviour
+        cmsUInt32Number Used;
+        cmsUInt32Number Max;
+
+    } SAVESTREAM;
+
+
+// ------------------------------------------------------ cmsIT8 parsing routines
+
+
+// A keyword
+typedef struct {
+
+        const char *id;
+        SYMBOL sy;
+
+   } KEYWORD;
+
+// The keyword->symbol translation table. Sorting is required.
+static const KEYWORD TabKeys[] = {
+
+        {"$INCLUDE",               SINCLUDE},   // This is an extension!
+        {".INCLUDE",               SINCLUDE},   // This is an extension!
+
+        {"BEGIN_DATA",             SBEGIN_DATA },
+        {"BEGIN_DATA_FORMAT",      SBEGIN_DATA_FORMAT },
+        {"DATA_FORMAT_IDENTIFIER", SDATA_FORMAT_ID},
+        {"END_DATA",               SEND_DATA},
+        {"END_DATA_FORMAT",        SEND_DATA_FORMAT},
+        {"KEYWORD",                SKEYWORD}
+        };
+
+#define NUMKEYS (sizeof(TabKeys)/sizeof(KEYWORD))
+
+// Predefined properties
+
+// A property
+typedef struct {
+        const char *id;    // The identifier
+        WRITEMODE as;      // How is supposed to be written
+    } PROPERTY;
+
+static PROPERTY PredefinedProperties[] = {
+
+        {"NUMBER_OF_FIELDS", WRITE_UNCOOKED},    // Required - NUMBER OF FIELDS
+        {"NUMBER_OF_SETS",   WRITE_UNCOOKED},    // Required - NUMBER OF SETS
+        {"ORIGINATOR",       WRITE_STRINGIFY},   // Required - Identifies the specific system, organization or individual that created the data file.
+        {"FILE_DESCRIPTOR",  WRITE_STRINGIFY},   // Required - Describes the purpose or contents of the data file.
+        {"CREATED",          WRITE_STRINGIFY},   // Required - Indicates date of creation of the data file.
+        {"DESCRIPTOR",       WRITE_STRINGIFY},   // Required  - Describes the purpose or contents of the data file.
+        {"DIFFUSE_GEOMETRY", WRITE_STRINGIFY},   // The diffuse geometry used. Allowed values are "sphere" or "opal".
+        {"MANUFACTURER",     WRITE_STRINGIFY},
+        {"MANUFACTURE",      WRITE_STRINGIFY},   // Some broken Fuji targets does store this value
+        {"PROD_DATE",        WRITE_STRINGIFY},   // Identifies year and month of production of the target in the form yyyy:mm.
+        {"SERIAL",           WRITE_STRINGIFY},   // Uniquely identifies individual physical target.
+
+        {"MATERIAL",         WRITE_STRINGIFY},   // Identifies the material on which the target was produced using a code
+                               // uniquely identifying th e material. This is intend ed to be used for IT8.7
+                               // physical targets only (i.e . IT8.7/1 a nd IT8.7/2).
+
+        {"INSTRUMENTATION",  WRITE_STRINGIFY},   // Used to report the specific instrumentation used (manufacturer and
+                               // model number) to generate the data reported. This data will often
+                               // provide more information about the particular data collected than an
+                               // extensive list of specific details. This is particularly important for
+                               // spectral data or data derived from spectrophotometry.
+
+        {"MEASUREMENT_SOURCE", WRITE_STRINGIFY}, // Illumination used for spectral measurements. This data helps provide
+                               // a guide to the potential for issues of paper fluorescence, etc.
+
+        {"PRINT_CONDITIONS", WRITE_STRINGIFY},   // Used to define the characteristics of the printed sheet being reported.
+                               // Where standard conditions have been defined (e.g., SWOP at nominal)
+                               // named conditions may suffice. Otherwise, detailed information is
+                               // needed.
+
+        {"SAMPLE_BACKING",   WRITE_STRINGIFY},   // Identifies the backing material used behind the sample during
+                               // measurement. Allowed values are �black�, �white�, or {"na".
+
+        {"CHISQ_DOF",        WRITE_STRINGIFY},   // Degrees of freedom associated with the Chi squared statistic
+
+       // below properties are new in recent specs:
+
+        {"MEASUREMENT_GEOMETRY", WRITE_STRINGIFY}, // The type of measurement, either reflection or transmission, should be indicated
+                               // along with details of the geometry and the aperture size and shape. For example,
+                               // for transmission measurements it is important to identify 0/diffuse, diffuse/0,
+                               // opal or integrating sphere, etc. For reflection it is important to identify 0/45,
+                               // 45/0, sphere (specular included or excluded), etc.
+
+       {"FILTER",            WRITE_STRINGIFY},   // Identifies the use of physical filter(s) during measurement. Typically used to
+                               // denote the use of filters such as none, D65, Red, Green or Blue.
+
+       {"POLARIZATION",      WRITE_STRINGIFY},   // Identifies the use of a physical polarization filter during measurement. Allowed
+                               // values are {"yes�, �white�, �none� or �na�.
+
+       {"WEIGHTING_FUNCTION", WRITE_PAIR},   // Indicates such functions as: the CIE standard observer functions used in the
+                               // calculation of various data parameters (2 degree and 10 degree), CIE standard
+                               // illuminant functions used in the calculation of various data parameters (e.g., D50,
+                               // D65, etc.), density status response, etc. If used there shall be at least one
+                               // name-value pair following the WEIGHTING_FUNCTION tag/keyword. The first attribute
+                               // in the set shall be {"name" and shall identify the particular parameter used.
+                               // The second shall be {"value" and shall provide the value associated with that name.
+                               // For ASCII data, a string containing the Name and Value attribute pairs shall follow
+                               // the weighting function keyword. A semi-colon separates attribute pairs from each
+                               // other and within the attribute the name and value are separated by a comma.
+
+       {"COMPUTATIONAL_PARAMETER", WRITE_PAIR}, // Parameter that is used in computing a value from measured data. Name is the name
+                               // of the calculation, parameter is the name of the parameter used in the calculation
+                               // and value is the value of the parameter.
+
+       {"TARGET_TYPE",        WRITE_STRINGIFY},  // The type of target being measured, e.g. IT8.7/1, IT8.7/3, user defined, etc.
+
+       {"COLORANT",           WRITE_STRINGIFY},  // Identifies the colorant(s) used in creating the target.
+
+       {"TABLE_DESCRIPTOR",   WRITE_STRINGIFY},  // Describes the purpose or contents of a data table.
+
+       {"TABLE_NAME",         WRITE_STRINGIFY}   // Provides a short name for a data table.
+};
+
+#define NUMPREDEFINEDPROPS (sizeof(PredefinedProperties)/sizeof(PROPERTY))
+
+
+// Predefined sample types on dataset
+static const char* PredefinedSampleID[] = {
+        "SAMPLE_ID",      // Identifies sample that data represents
+        "STRING",         // Identifies label, or other non-machine readable value.
+                          // Value must begin and end with a " symbol
+
+        "CMYK_C",         // Cyan component of CMYK data expressed as a percentage
+        "CMYK_M",         // Magenta component of CMYK data expressed as a percentage
+        "CMYK_Y",         // Yellow component of CMYK data expressed as a percentage
+        "CMYK_K",         // Black component of CMYK data expressed as a percentage
+        "D_RED",          // Red filter density
+        "D_GREEN",        // Green filter density
+        "D_BLUE",         // Blue filter density
+        "D_VIS",          // Visual filter density
+        "D_MAJOR_FILTER", // Major filter d ensity
+        "RGB_R",          // Red component of RGB data
+        "RGB_G",          // Green component of RGB data
+        "RGB_B",          // Blue com ponent of RGB data
+        "SPECTRAL_NM",    // Wavelength of measurement expressed in nanometers
+        "SPECTRAL_PCT",   // Percentage reflectance/transmittance
+        "SPECTRAL_DEC",   // Reflectance/transmittance
+        "XYZ_X",          // X component of tristimulus data
+        "XYZ_Y",          // Y component of tristimulus data
+        "XYZ_Z",          // Z component of tristimulus data
+        "XYY_X",          // x component of chromaticity data
+        "XYY_Y",          // y component of chromaticity data
+        "XYY_CAPY",       // Y component of tristimulus data
+        "LAB_L",          // L* component of Lab data
+        "LAB_A",          // a* component of Lab data
+        "LAB_B",          // b* component of Lab data
+        "LAB_C",          // C*ab component of Lab data
+        "LAB_H",          // hab component of Lab data
+        "LAB_DE",         // CIE dE
+        "LAB_DE_94",      // CIE dE using CIE 94
+        "LAB_DE_CMC",     // dE using CMC
+        "LAB_DE_2000",    // CIE dE using CIE DE 2000
+        "MEAN_DE",        // Mean Delta E (LAB_DE) of samples compared to batch average
+                          // (Used for data files for ANSI IT8.7/1 and IT8.7/2 targets)
+        "STDEV_X",        // Standard deviation of X (tristimulus data)
+        "STDEV_Y",        // Standard deviation of Y (tristimulus data)
+        "STDEV_Z",        // Standard deviation of Z (tristimulus data)
+        "STDEV_L",        // Standard deviation of L*
+        "STDEV_A",        // Standard deviation of a*
+        "STDEV_B",        // Standard deviation of b*
+        "STDEV_DE",       // Standard deviation of CIE dE
+        "CHI_SQD_PAR"};   // The average of the standard deviations of L*, a* and b*. It is
+                          // used to derive an estimate of the chi-squared parameter which is
+                          // recommended as the predictor of the variability of dE
+
+#define NUMPREDEFINEDSAMPLEID (sizeof(PredefinedSampleID)/sizeof(char *))
+
+//Forward declaration of some internal functions
+static void* AllocChunk(cmsIT8* it8, cmsUInt32Number size);
+
+// Checks whatever c is a separator
+static
+cmsBool isseparator(int c)
+{
+    return (c == ' ') || (c == '\t') ;
+}
+
+// Checks whatever c is a valid identifier char
+static
+cmsBool ismiddle(int c)
+{
+   return (!isseparator(c) && (c != '#') && (c !='\"') && (c != '\'') && (c > 32) && (c < 127));
+}
+
+// Checks whatsever c is a valid identifier middle char.
+static
+cmsBool isidchar(int c)
+{
+   return isalnum(c) || ismiddle(c);
+}
+
+// Checks whatsever c is a valid identifier first char.
+static
+cmsBool isfirstidchar(int c)
+{
+     return !isdigit(c) && ismiddle(c);
+}
+
+// Guess whether the supplied path looks like an absolute path
+static
+cmsBool isabsolutepath(const char *path)
+{
+    char ThreeChars[4];
+
+    if(path == NULL)
+        return FALSE;
+    if (path[0] == 0)
+        return FALSE;
+
+    strncpy(ThreeChars, path, 3);
+    ThreeChars[3] = 0;
+
+    if(ThreeChars[0] == DIR_CHAR)
+        return TRUE;
+
+#ifdef  CMS_IS_WINDOWS_
+    if (isalpha((int) ThreeChars[0]) && ThreeChars[1] == ':')
+        return TRUE;
+#endif
+    return FALSE;
+}
+
+
+// Makes a file path based on a given reference path
+// NOTE: this function doesn't check if the path exists or even if it's legal
+static
+cmsBool BuildAbsolutePath(const char *relPath, const char *basePath, char *buffer, cmsUInt32Number MaxLen)
+{
+    char *tail;
+    cmsUInt32Number len;
+
+    // Already absolute?
+    if (isabsolutepath(relPath)) {
+
+        strncpy(buffer, relPath, MaxLen);
+        buffer[MaxLen-1] = 0;
+        return TRUE;
+    }
+
+    // No, search for last
+    strncpy(buffer, basePath, MaxLen);
+    buffer[MaxLen-1] = 0;
+
+    tail = strrchr(buffer, DIR_CHAR);
+    if (tail == NULL) return FALSE;    // Is not absolute and has no separators??
+
+    len = (cmsUInt32Number) (tail - buffer);
+    if (len >= MaxLen) return FALSE;
+
+    // No need to assure zero terminator over here
+    strncpy(tail + 1, relPath, MaxLen - len);
+
+    return TRUE;
+}
+
+
+// Make sure no exploit is being even tried
+static
+const char* NoMeta(const char* str)
+{
+    if (strchr(str, '%') != NULL)
+        return "**** CORRUPTED FORMAT STRING ***";
+
+    return str;
+}
+
+// Syntax error
+static
+cmsBool SynError(cmsIT8* it8, const char *Txt, ...)
+{
+    char Buffer[256], ErrMsg[1024];
+    va_list args;
+
+    va_start(args, Txt);
+    vsnprintf(Buffer, 255, Txt, args);
+    Buffer[255] = 0;
+    va_end(args);
+
+    snprintf(ErrMsg, 1023, "%s: Line %d, %s", it8->FileStack[it8 ->IncludeSP]->FileName, it8->lineno, Buffer);
+    ErrMsg[1023] = 0;
+    it8->sy = SSYNERROR;
+    cmsSignalError(it8 ->ContextID, cmsERROR_CORRUPTION_DETECTED, "%s", ErrMsg);
+    return FALSE;
+}
+
+// Check if current symbol is same as specified. issue an error else.
+static
+cmsBool Check(cmsIT8* it8, SYMBOL sy, const char* Err)
+{
+        if (it8 -> sy != sy)
+                return SynError(it8, NoMeta(Err));
+        return TRUE;
+}
+
+// Read Next character from stream
+static
+void NextCh(cmsIT8* it8)
+{
+    if (it8 -> FileStack[it8 ->IncludeSP]->Stream) {
+
+        it8 ->ch = fgetc(it8 ->FileStack[it8 ->IncludeSP]->Stream);
+
+        if (feof(it8 -> FileStack[it8 ->IncludeSP]->Stream))  {
+
+            if (it8 ->IncludeSP > 0) {
+
+                fclose(it8 ->FileStack[it8->IncludeSP--]->Stream);
+                it8 -> ch = ' ';                            // Whitespace to be ignored
+
+            } else
+                it8 ->ch = 0;   // EOF
+        }
+    }
+    else {
+        it8->ch = *it8->Source;
+        if (it8->ch) it8->Source++;
+    }
+}
+
+
+// Try to see if current identifier is a keyword, if so return the referred symbol
+static
+SYMBOL BinSrchKey(const char *id)
+{
+    int l = 1;
+    int r = NUMKEYS;
+    int x, res;
+
+    while (r >= l)
+    {
+        x = (l+r)/2;
+        res = cmsstrcasecmp(id, TabKeys[x-1].id);
+        if (res == 0) return TabKeys[x-1].sy;
+        if (res < 0) r = x - 1;
+        else l = x + 1;
+    }
+
+    return SUNDEFINED;
+}
+
+
+// 10 ^n
+static
+cmsFloat64Number xpow10(int n)
+{
+    return pow(10, (cmsFloat64Number) n);
+}
+
+
+//  Reads a Real number, tries to follow from integer number
+static
+void ReadReal(cmsIT8* it8, int inum)
+{
+    it8->dnum = (cmsFloat64Number) inum;
+
+    while (isdigit(it8->ch)) {
+
+        it8->dnum = it8->dnum * 10.0 + (it8->ch - '0');
+        NextCh(it8);
+    }
+
+    if (it8->ch == '.') {        // Decimal point
+
+        cmsFloat64Number frac = 0.0;      // fraction
+        int prec = 0;                     // precision
+
+        NextCh(it8);               // Eats dec. point
+
+        while (isdigit(it8->ch)) {
+
+            frac = frac * 10.0 + (it8->ch - '0');
+            prec++;
+            NextCh(it8);
+        }
+
+        it8->dnum = it8->dnum + (frac / xpow10(prec));
+    }
+
+    // Exponent, example 34.00E+20
+    if (toupper(it8->ch) == 'E') {
+
+        int e;
+        int sgn;
+
+        NextCh(it8); sgn = 1;
+
+        if (it8->ch == '-') {
+
+            sgn = -1; NextCh(it8);
+        }
+        else
+            if (it8->ch == '+') {
+
+                sgn = +1;
+                NextCh(it8);
+            }
+
+            e = 0;
+            while (isdigit(it8->ch)) {
+
+                if ((cmsFloat64Number) e * 10L < INT_MAX)
+                    e = e * 10 + (it8->ch - '0');
+
+                NextCh(it8);
+            }
+
+            e = sgn*e;
+            it8 -> dnum = it8 -> dnum * xpow10(e);
+    }
+}
+
+// Parses a float number
+// This can not call directly atof because it uses locale dependent
+// parsing, while CCMX files always use . as decimal separator
+static
+cmsFloat64Number ParseFloatNumber(const char *Buffer)
+{
+    cmsFloat64Number dnum = 0.0;
+    int sign = 1;
+
+    // keep safe
+    if (Buffer == NULL) return 0.0;
+
+    if (*Buffer == '-' || *Buffer == '+') {
+
+         sign = (*Buffer == '-') ? -1 : 1;
+         Buffer++;
+    }
+
+
+    while (*Buffer && isdigit((int) *Buffer)) {
+
+        dnum = dnum * 10.0 + (*Buffer - '0');
+        if (*Buffer) Buffer++;
+    }
+
+    if (*Buffer == '.') {
+
+        cmsFloat64Number frac = 0.0;      // fraction
+        int prec = 0;                     // precission
+
+        if (*Buffer) Buffer++;
+
+        while (*Buffer && isdigit((int) *Buffer)) {
+
+            frac = frac * 10.0 + (*Buffer - '0');
+            prec++;
+            if (*Buffer) Buffer++;
+        }
+
+        dnum = dnum + (frac / xpow10(prec));
+    }
+
+    // Exponent, example 34.00E+20
+    if (*Buffer && toupper(*Buffer) == 'E') {
+
+        int e;
+        int sgn;
+
+        if (*Buffer) Buffer++;
+        sgn = 1;
+
+        if (*Buffer == '-') {
+
+            sgn = -1;
+            if (*Buffer) Buffer++;
+        }
+        else
+            if (*Buffer == '+') {
+
+                sgn = +1;
+                if (*Buffer) Buffer++;
+            }
+
+            e = 0;
+            while (*Buffer && isdigit((int) *Buffer)) {
+
+                if ((cmsFloat64Number) e * 10L < INT_MAX)
+                    e = e * 10 + (*Buffer - '0');
+
+                if (*Buffer) Buffer++;
+            }
+
+            e = sgn*e;
+            dnum = dnum * xpow10(e);
+    }
+
+    return sign * dnum;
+}
+
+
+// Reads next symbol
+static
+void InSymbol(cmsIT8* it8)
+{
+    register char *idptr;
+    register int k;
+    SYMBOL key;
+    int sng;
+
+    do {
+
+        while (isseparator(it8->ch))
+            NextCh(it8);
+
+        if (isfirstidchar(it8->ch)) {          // Identifier
+
+            k = 0;
+            idptr = it8->id;
+
+            do {
+
+                if (++k < MAXID) *idptr++ = (char) it8->ch;
+
+                NextCh(it8);
+
+            } while (isidchar(it8->ch));
+
+            *idptr = '\0';
+
+
+            key = BinSrchKey(it8->id);
+            if (key == SUNDEFINED) it8->sy = SIDENT;
+            else it8->sy = key;
+
+        }
+        else                         // Is a number?
+            if (isdigit(it8->ch) || it8->ch == '.' || it8->ch == '-' || it8->ch == '+')
+            {
+                int sign = 1;
+
+                if (it8->ch == '-') {
+                    sign = -1;
+                    NextCh(it8);
+                }
+
+                it8->inum = 0;
+                it8->sy   = SINUM;
+
+                if (it8->ch == '0') {          // 0xnnnn (Hexa) or 0bnnnn (Binary)
+
+                    NextCh(it8);
+                    if (toupper(it8->ch) == 'X') {
+
+                        int j;
+
+                        NextCh(it8);
+                        while (isxdigit(it8->ch))
+                        {
+                            it8->ch = toupper(it8->ch);
+                            if (it8->ch >= 'A' && it8->ch <= 'F')  j = it8->ch -'A'+10;
+                            else j = it8->ch - '0';
+
+                            if ((long) it8->inum * 16L > (long) INT_MAX)
+                            {
+                                SynError(it8, "Invalid hexadecimal number");
+                                return;
+                            }
+
+                            it8->inum = it8->inum * 16 + j;
+                            NextCh(it8);
+                        }
+                        return;
+                    }
+
+                    if (toupper(it8->ch) == 'B') {  // Binary
+
+                        int j;
+
+                        NextCh(it8);
+                        while (it8->ch == '0' || it8->ch == '1')
+                        {
+                            j = it8->ch - '0';
+
+                            if ((long) it8->inum * 2L > (long) INT_MAX)
+                            {
+                                SynError(it8, "Invalid binary number");
+                                return;
+                            }
+
+                            it8->inum = it8->inum * 2 + j;
+                            NextCh(it8);
+                        }
+                        return;
+                    }
+                }
+
+
+                while (isdigit(it8->ch)) {
+
+                    if ((long) it8->inum * 10L > (long) INT_MAX) {
+                        ReadReal(it8, it8->inum);
+                        it8->sy = SDNUM;
+                        it8->dnum *= sign;
+                        return;
+                    }
+
+                    it8->inum = it8->inum * 10 + (it8->ch - '0');
+                    NextCh(it8);
+                }
+
+                if (it8->ch == '.') {
+
+                    ReadReal(it8, it8->inum);
+                    it8->sy = SDNUM;
+                    it8->dnum *= sign;
+                    return;
+                }
+
+                it8 -> inum *= sign;
+
+                // Special case. Numbers followed by letters are taken as identifiers
+
+                if (isidchar(it8 ->ch)) {
+
+                    if (it8 ->sy == SINUM) {
+
+                        snprintf(it8->id, 127, "%d", it8->inum);
+                    }
+                    else {
+
+                        snprintf(it8->id, 127, it8 ->DoubleFormatter, it8->dnum);
+                    }
+
+                    k = (int) strlen(it8 ->id);
+                    idptr = it8 ->id + k;
+                    do {
+
+                        if (++k < MAXID) *idptr++ = (char) it8->ch;
+
+                        NextCh(it8);
+
+                    } while (isidchar(it8->ch));
+
+                    *idptr = '\0';
+                    it8->sy = SIDENT;
+                }
+                return;
+
+            }
+            else
+                switch ((int) it8->ch) {
+
+        // EOF marker -- ignore it
+        case '\x1a':
+            NextCh(it8);
+            break;
+
+        // Eof stream markers
+        case 0:
+        case -1:
+            it8->sy = SEOF;
+            break;
+
+
+        // Next line
+        case '\r':
+            NextCh(it8);
+            if (it8 ->ch == '\n')
+                NextCh(it8);
+            it8->sy = SEOLN;
+            it8->lineno++;
+            break;
+
+        case '\n':
+            NextCh(it8);
+            it8->sy = SEOLN;
+            it8->lineno++;
+            break;
+
+        // Comment
+        case '#':
+            NextCh(it8);
+            while (it8->ch && it8->ch != '\n' && it8->ch != '\r')
+                NextCh(it8);
+
+            it8->sy = SCOMMENT;
+            break;
+
+        // String.
+        case '\'':
+        case '\"':
+            idptr = it8->str;
+            sng = it8->ch;
+            k = 0;
+            NextCh(it8);
+
+            while (k < MAXSTR && it8->ch != sng) {
+
+                if (it8->ch == '\n'|| it8->ch == '\r') k = MAXSTR+1;
+                else {
+                    *idptr++ = (char) it8->ch;
+                    NextCh(it8);
+                    k++;
+                }
+            }
+
+            it8->sy = SSTRING;
+            *idptr = '\0';
+            NextCh(it8);
+            break;
+
+
+        default:
+            SynError(it8, "Unrecognized character: 0x%x", it8 ->ch);
+            return;
+            }
+
+    } while (it8->sy == SCOMMENT);
+
+    // Handle the include special token
+
+    if (it8 -> sy == SINCLUDE) {
+
+                FILECTX* FileNest;
+
+                if(it8 -> IncludeSP >= (MAXINCLUDE-1)) {
+
+                    SynError(it8, "Too many recursion levels");
+                    return;
+                }
+
+                InSymbol(it8);
+                if (!Check(it8, SSTRING, "Filename expected")) return;
+
+                FileNest = it8 -> FileStack[it8 -> IncludeSP + 1];
+                if(FileNest == NULL) {
+
+                    FileNest = it8 ->FileStack[it8 -> IncludeSP + 1] = (FILECTX*)AllocChunk(it8, sizeof(FILECTX));
+                    //if(FileNest == NULL)
+                    //  TODO: how to manage out-of-memory conditions?
+                }
+
+                if (BuildAbsolutePath(it8->str,
+                                      it8->FileStack[it8->IncludeSP]->FileName,
+                                      FileNest->FileName, cmsMAX_PATH-1) == FALSE) {
+                    SynError(it8, "File path too long");
+                    return;
+                }
+
+                FileNest->Stream = fopen(FileNest->FileName, "rt");
+                if (FileNest->Stream == NULL) {
+
+                        SynError(it8, "File %s not found", FileNest->FileName);
+                        return;
+                }
+                it8->IncludeSP++;
+
+                it8 ->ch = ' ';
+                InSymbol(it8);
+    }
+
+}
+
+// Checks end of line separator
+static
+cmsBool CheckEOLN(cmsIT8* it8)
+{
+        if (!Check(it8, SEOLN, "Expected separator")) return FALSE;
+        while (it8 -> sy == SEOLN)
+                        InSymbol(it8);
+        return TRUE;
+
+}
+
+// Skip a symbol
+
+static
+void Skip(cmsIT8* it8, SYMBOL sy)
+{
+        if (it8->sy == sy && it8->sy != SEOF)
+                        InSymbol(it8);
+}
+
+
+// Skip multiple EOLN
+static
+void SkipEOLN(cmsIT8* it8)
+{
+    while (it8->sy == SEOLN) {
+             InSymbol(it8);
+    }
+}
+
+
+// Returns a string holding current value
+static
+cmsBool GetVal(cmsIT8* it8, char* Buffer, cmsUInt32Number max, const char* ErrorTitle)
+{
+    switch (it8->sy) {
+
+    case SEOLN:   // Empty value
+                  Buffer[0]=0;
+                  break;
+    case SIDENT:  strncpy(Buffer, it8->id, max);
+                  Buffer[max-1]=0;
+                  break;
+    case SINUM:   snprintf(Buffer, max, "%d", it8 -> inum); break;
+    case SDNUM:   snprintf(Buffer, max, it8->DoubleFormatter, it8 -> dnum); break;
+    case SSTRING: strncpy(Buffer, it8->str, max);
+                  Buffer[max-1] = 0;
+                  break;
+
+
+    default:
+         return SynError(it8, "%s", ErrorTitle);
+    }
+
+    Buffer[max] = 0;
+    return TRUE;
+}
+
+// ---------------------------------------------------------- Table
+
+static
+TABLE* GetTable(cmsIT8* it8)
+{
+   if ((it8 -> nTable >= it8 ->TablesCount)) {
+
+           SynError(it8, "Table %d out of sequence", it8 -> nTable);
+           return it8 -> Tab;
+   }
+
+   return it8 ->Tab + it8 ->nTable;
+}
+
+// ---------------------------------------------------------- Memory management
+
+
+// Frees an allocator and owned memory
+void CMSEXPORT cmsIT8Free(cmsHANDLE hIT8)
+{
+   cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    if (it8 == NULL)
+        return;
+
+    if (it8->MemorySink) {
+
+        OWNEDMEM* p;
+        OWNEDMEM* n;
+
+        for (p = it8->MemorySink; p != NULL; p = n) {
+
+            n = p->Next;
+            if (p->Ptr) _cmsFree(it8 ->ContextID, p->Ptr);
+            _cmsFree(it8 ->ContextID, p);
+        }
+    }
+
+    if (it8->MemoryBlock)
+        _cmsFree(it8 ->ContextID, it8->MemoryBlock);
+
+    _cmsFree(it8 ->ContextID, it8);
+}
+
+
+// Allocates a chunk of data, keep linked list
+static
+void* AllocBigBlock(cmsIT8* it8, cmsUInt32Number size)
+{
+    OWNEDMEM* ptr1;
+    void* ptr = _cmsMallocZero(it8->ContextID, size);
+
+    if (ptr != NULL) {
+
+        ptr1 = (OWNEDMEM*) _cmsMallocZero(it8 ->ContextID, sizeof(OWNEDMEM));
+
+        if (ptr1 == NULL) {
+
+            _cmsFree(it8 ->ContextID, ptr);
+            return NULL;
+        }
+
+        ptr1-> Ptr        = ptr;
+        ptr1-> Next       = it8 -> MemorySink;
+        it8 -> MemorySink = ptr1;
+    }
+
+    return ptr;
+}
+
+
+// Suballocator.
+static
+void* AllocChunk(cmsIT8* it8, cmsUInt32Number size)
+{
+    cmsUInt32Number Free = it8 ->Allocator.BlockSize - it8 ->Allocator.Used;
+    cmsUInt8Number* ptr;
+
+    size = _cmsALIGNMEM(size);
+
+    if (size > Free) {
+
+        if (it8 -> Allocator.BlockSize == 0)
+
+                it8 -> Allocator.BlockSize = 20*1024;
+        else
+                it8 ->Allocator.BlockSize *= 2;
+
+        if (it8 ->Allocator.BlockSize < size)
+                it8 ->Allocator.BlockSize = size;
+
+        it8 ->Allocator.Used = 0;
+        it8 ->Allocator.Block = (cmsUInt8Number*)  AllocBigBlock(it8, it8 ->Allocator.BlockSize);
+    }
+
+    ptr = it8 ->Allocator.Block + it8 ->Allocator.Used;
+    it8 ->Allocator.Used += size;
+
+    return (void*) ptr;
+
+}
+
+
+// Allocates a string
+static
+char *AllocString(cmsIT8* it8, const char* str)
+{
+    cmsUInt32Number Size = (cmsUInt32Number) strlen(str)+1;
+    char *ptr;
+
+
+    ptr = (char *) AllocChunk(it8, Size);
+    if (ptr) strncpy (ptr, str, Size-1);
+
+    return ptr;
+}
+
+// Searches through linked list
+
+static
+cmsBool IsAvailableOnList(KEYVALUE* p, const char* Key, const char* Subkey, KEYVALUE** LastPtr)
+{
+    if (LastPtr) *LastPtr = p;
+
+    for (;  p != NULL; p = p->Next) {
+
+        if (LastPtr) *LastPtr = p;
+
+        if (*Key != '#') { // Comments are ignored
+
+            if (cmsstrcasecmp(Key, p->Keyword) == 0)
+                break;
+        }
+    }
+
+    if (p == NULL)
+        return FALSE;
+
+    if (Subkey == 0)
+        return TRUE;
+
+    for (; p != NULL; p = p->NextSubkey) {
+
+        if (p ->Subkey == NULL) continue;
+
+        if (LastPtr) *LastPtr = p;
+
+        if (cmsstrcasecmp(Subkey, p->Subkey) == 0)
+            return TRUE;
+    }
+
+    return FALSE;
+}
+
+
+
+// Add a property into a linked list
+static
+KEYVALUE* AddToList(cmsIT8* it8, KEYVALUE** Head, const char *Key, const char *Subkey, const char* xValue, WRITEMODE WriteAs)
+{
+    KEYVALUE* p;
+    KEYVALUE* last;
+
+
+    // Check if property is already in list
+
+    if (IsAvailableOnList(*Head, Key, Subkey, &p)) {
+
+        // This may work for editing properties
+
+        //     return SynError(it8, "duplicate key <%s>", Key);
+    }
+    else {
+
+        last = p;
+
+        // Allocate the container
+        p = (KEYVALUE*) AllocChunk(it8, sizeof(KEYVALUE));
+        if (p == NULL)
+        {
+            SynError(it8, "AddToList: out of memory");
+            return NULL;
+        }
+
+        // Store name and value
+        p->Keyword = AllocString(it8, Key);
+        p->Subkey = (Subkey == NULL) ? NULL : AllocString(it8, Subkey);
+
+        // Keep the container in our list
+        if (*Head == NULL) {
+            *Head = p;
+        }
+        else
+        {
+            if (Subkey != NULL && last != NULL) {
+
+                last->NextSubkey = p;
+
+                // If Subkey is not null, then last is the last property with the same key,
+                // but not necessarily is the last property in the list, so we need to move
+                // to the actual list end
+                while (last->Next != NULL)
+                         last = last->Next;
+            }
+
+            if (last != NULL) last->Next = p;
+        }
+
+        p->Next    = NULL;
+        p->NextSubkey = NULL;
+    }
+
+    p->WriteAs = WriteAs;
+
+    if (xValue != NULL) {
+
+        p->Value   = AllocString(it8, xValue);
+    }
+    else {
+        p->Value   = NULL;
+    }
+
+    return p;
+}
+
+static
+KEYVALUE* AddAvailableProperty(cmsIT8* it8, const char* Key, WRITEMODE as)
+{
+    return AddToList(it8, &it8->ValidKeywords, Key, NULL, NULL, as);
+}
+
+
+static
+KEYVALUE* AddAvailableSampleID(cmsIT8* it8, const char* Key)
+{
+    return AddToList(it8, &it8->ValidSampleID, Key, NULL, NULL, WRITE_UNCOOKED);
+}
+
+
+static
+void AllocTable(cmsIT8* it8)
+{
+    TABLE* t;
+
+    t = it8 ->Tab + it8 ->TablesCount;
+
+    t->HeaderList = NULL;
+    t->DataFormat = NULL;
+    t->Data       = NULL;
+
+    it8 ->TablesCount++;
+}
+
+
+cmsInt32Number CMSEXPORT cmsIT8SetTable(cmsHANDLE  IT8, cmsUInt32Number nTable)
+{
+     cmsIT8* it8 = (cmsIT8*) IT8;
+
+     if (nTable >= it8 ->TablesCount) {
+
+         if (nTable == it8 ->TablesCount) {
+
+             AllocTable(it8);
+         }
+         else {
+             SynError(it8, "Table %d is out of sequence", nTable);
+             return -1;
+         }
+     }
+
+     it8 ->nTable = nTable;
+
+     return (cmsInt32Number) nTable;
+}
+
+
+
+// Init an empty container
+cmsHANDLE  CMSEXPORT cmsIT8Alloc(cmsContext ContextID)
+{
+    cmsIT8* it8;
+    cmsUInt32Number i;
+
+    it8 = (cmsIT8*) _cmsMallocZero(ContextID, sizeof(cmsIT8));
+    if (it8 == NULL) return NULL;
+
+    AllocTable(it8);
+
+    it8->MemoryBlock = NULL;
+    it8->MemorySink  = NULL;
+
+    it8 ->nTable = 0;
+
+    it8->ContextID = ContextID;
+    it8->Allocator.Used = 0;
+    it8->Allocator.Block = NULL;
+    it8->Allocator.BlockSize = 0;
+
+    it8->ValidKeywords = NULL;
+    it8->ValidSampleID = NULL;
+
+    it8 -> sy = SUNDEFINED;
+    it8 -> ch = ' ';
+    it8 -> Source = NULL;
+    it8 -> inum = 0;
+    it8 -> dnum = 0.0;
+
+    it8->FileStack[0] = (FILECTX*)AllocChunk(it8, sizeof(FILECTX));
+    it8->IncludeSP   = 0;
+    it8 -> lineno = 1;
+
+    strcpy(it8->DoubleFormatter, DEFAULT_DBL_FORMAT);
+    cmsIT8SetSheetType((cmsHANDLE) it8, "CGATS.17");
+
+    // Initialize predefined properties & data
+
+    for (i=0; i < NUMPREDEFINEDPROPS; i++)
+            AddAvailableProperty(it8, PredefinedProperties[i].id, PredefinedProperties[i].as);
+
+    for (i=0; i < NUMPREDEFINEDSAMPLEID; i++)
+            AddAvailableSampleID(it8, PredefinedSampleID[i]);
+
+
+   return (cmsHANDLE) it8;
+}
+
+
+const char* CMSEXPORT cmsIT8GetSheetType(cmsHANDLE hIT8)
+{
+        return GetTable((cmsIT8*) hIT8)->SheetType;
+}
+
+cmsBool CMSEXPORT cmsIT8SetSheetType(cmsHANDLE hIT8, const char* Type)
+{
+        TABLE* t = GetTable((cmsIT8*) hIT8);
+
+        strncpy(t ->SheetType, Type, MAXSTR-1);
+        t ->SheetType[MAXSTR-1] = 0;
+        return TRUE;
+}
+
+cmsBool CMSEXPORT cmsIT8SetComment(cmsHANDLE hIT8, const char* Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    if (!Val) return FALSE;
+    if (!*Val) return FALSE;
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, "# ", NULL, Val, WRITE_UNCOOKED) != NULL;
+}
+
+// Sets a property
+cmsBool CMSEXPORT cmsIT8SetPropertyStr(cmsHANDLE hIT8, const char* Key, const char *Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    if (!Val) return FALSE;
+    if (!*Val) return FALSE;
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, Key, NULL, Val, WRITE_STRINGIFY) != NULL;
+}
+
+cmsBool CMSEXPORT cmsIT8SetPropertyDbl(cmsHANDLE hIT8, const char* cProp, cmsFloat64Number Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    char Buffer[1024];
+
+    snprintf(Buffer, 1023, it8->DoubleFormatter, Val);
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, cProp, NULL, Buffer, WRITE_UNCOOKED) != NULL;
+}
+
+cmsBool CMSEXPORT cmsIT8SetPropertyHex(cmsHANDLE hIT8, const char* cProp, cmsUInt32Number Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    char Buffer[1024];
+
+    snprintf(Buffer, 1023, "%u", Val);
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, cProp, NULL, Buffer, WRITE_HEXADECIMAL) != NULL;
+}
+
+cmsBool CMSEXPORT cmsIT8SetPropertyUncooked(cmsHANDLE hIT8, const char* Key, const char* Buffer)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, Key, NULL, Buffer, WRITE_UNCOOKED) != NULL;
+}
+
+cmsBool CMSEXPORT cmsIT8SetPropertyMulti(cmsHANDLE hIT8, const char* Key, const char* SubKey, const char *Buffer)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    return AddToList(it8, &GetTable(it8)->HeaderList, Key, SubKey, Buffer, WRITE_PAIR) != NULL;
+}
+
+// Gets a property
+const char* CMSEXPORT cmsIT8GetProperty(cmsHANDLE hIT8, const char* Key)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    KEYVALUE* p;
+
+    if (IsAvailableOnList(GetTable(it8) -> HeaderList, Key, NULL, &p))
+    {
+        return p -> Value;
+    }
+    return NULL;
+}
+
+
+cmsFloat64Number CMSEXPORT cmsIT8GetPropertyDbl(cmsHANDLE hIT8, const char* cProp)
+{
+    const char *v = cmsIT8GetProperty(hIT8, cProp);
+
+    if (v == NULL) return 0.0;
+
+    return ParseFloatNumber(v);
+}
+
+const char* CMSEXPORT cmsIT8GetPropertyMulti(cmsHANDLE hIT8, const char* Key, const char *SubKey)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    KEYVALUE* p;
+
+    if (IsAvailableOnList(GetTable(it8) -> HeaderList, Key, SubKey, &p)) {
+        return p -> Value;
+    }
+    return NULL;
+}
+
+// ----------------------------------------------------------------- Datasets
+
+
+static
+void AllocateDataFormat(cmsIT8* it8)
+{
+    TABLE* t = GetTable(it8);
+
+    if (t -> DataFormat) return;    // Already allocated
+
+    t -> nSamples  = (int) cmsIT8GetPropertyDbl(it8, "NUMBER_OF_FIELDS");
+
+    if (t -> nSamples <= 0) {
+
+        SynError(it8, "AllocateDataFormat: Unknown NUMBER_OF_FIELDS");
+        t -> nSamples = 10;
+        }
+
+    t -> DataFormat = (char**) AllocChunk (it8, ((cmsUInt32Number) t->nSamples + 1) * sizeof(char *));
+    if (t->DataFormat == NULL) {
+
+        SynError(it8, "AllocateDataFormat: Unable to allocate dataFormat array");
+    }
+
+}
+
+static
+const char *GetDataFormat(cmsIT8* it8, int n)
+{
+    TABLE* t = GetTable(it8);
+
+    if (t->DataFormat)
+        return t->DataFormat[n];
+
+    return NULL;
+}
+
+static
+cmsBool SetDataFormat(cmsIT8* it8, int n, const char *label)
+{
+    TABLE* t = GetTable(it8);
+
+    if (!t->DataFormat)
+        AllocateDataFormat(it8);
+
+    if (n > t -> nSamples) {
+        SynError(it8, "More than NUMBER_OF_FIELDS fields.");
+        return FALSE;
+    }
+
+    if (t->DataFormat) {
+        t->DataFormat[n] = AllocString(it8, label);
+    }
+
+    return TRUE;
+}
+
+
+cmsBool CMSEXPORT cmsIT8SetDataFormat(cmsHANDLE  h, int n, const char *Sample)
+{
+        cmsIT8* it8 = (cmsIT8*) h;
+        return SetDataFormat(it8, n, Sample);
+}
+
+static
+void AllocateDataSet(cmsIT8* it8)
+{
+    TABLE* t = GetTable(it8);
+
+    if (t -> Data) return;    // Already allocated
+
+    t-> nSamples   = atoi(cmsIT8GetProperty(it8, "NUMBER_OF_FIELDS"));
+    t-> nPatches   = atoi(cmsIT8GetProperty(it8, "NUMBER_OF_SETS"));
+
+    t-> Data = (char**)AllocChunk (it8, ((cmsUInt32Number) t->nSamples + 1) * ((cmsUInt32Number) t->nPatches + 1) *sizeof (char*));
+    if (t->Data == NULL) {
+
+        SynError(it8, "AllocateDataSet: Unable to allocate data array");
+    }
+
+}
+
+static
+char* GetData(cmsIT8* it8, int nSet, int nField)
+{
+    TABLE* t = GetTable(it8);
+    int  nSamples   = t -> nSamples;
+    int  nPatches   = t -> nPatches;
+
+    if (nSet >= nPatches || nField >= nSamples)
+        return NULL;
+
+    if (!t->Data) return NULL;
+    return t->Data [nSet * nSamples + nField];
+}
+
+static
+cmsBool SetData(cmsIT8* it8, int nSet, int nField, const char *Val)
+{
+    TABLE* t = GetTable(it8);
+
+    if (!t->Data)
+        AllocateDataSet(it8);
+
+    if (!t->Data) return FALSE;
+
+    if (nSet > t -> nPatches || nSet < 0) {
+
+            return SynError(it8, "Patch %d out of range, there are %d patches", nSet, t -> nPatches);
+    }
+
+    if (nField > t ->nSamples || nField < 0) {
+            return SynError(it8, "Sample %d out of range, there are %d samples", nField, t ->nSamples);
+
+    }
+
+    t->Data [nSet * t -> nSamples + nField] = AllocString(it8, Val);
+    return TRUE;
+}
+
+
+// --------------------------------------------------------------- File I/O
+
+
+// Writes a string to file
+static
+void WriteStr(SAVESTREAM* f, const char *str)
+{
+    cmsUInt32Number len;
+
+    if (str == NULL)
+        str = " ";
+
+    // Length to write
+    len = (cmsUInt32Number) strlen(str);
+    f ->Used += len;
+
+
+    if (f ->stream) {   // Should I write it to a file?
+
+        if (fwrite(str, 1, len, f->stream) != len) {
+            cmsSignalError(0, cmsERROR_WRITE, "Write to file error in CGATS parser");
+            return;
+        }
+
+    }
+    else {  // Or to a memory block?
+
+        if (f ->Base) {   // Am I just counting the bytes?
+
+            if (f ->Used > f ->Max) {
+
+                 cmsSignalError(0, cmsERROR_WRITE, "Write to memory overflows in CGATS parser");
+                 return;
+            }
+
+            memmove(f ->Ptr, str, len);
+            f->Ptr += len;
+        }
+
+    }
+}
+
+
+// Write formatted
+
+static
+void Writef(SAVESTREAM* f, const char* frm, ...)
+{
+    char Buffer[4096];
+    va_list args;
+
+    va_start(args, frm);
+    vsnprintf(Buffer, 4095, frm, args);
+    Buffer[4095] = 0;
+    WriteStr(f, Buffer);
+    va_end(args);
+
+}
+
+// Writes full header
+static
+void WriteHeader(cmsIT8* it8, SAVESTREAM* fp)
+{
+    KEYVALUE* p;
+    TABLE* t = GetTable(it8);
+
+    // Writes the type
+    WriteStr(fp, t->SheetType);
+    WriteStr(fp, "\n");
+
+    for (p = t->HeaderList; (p != NULL); p = p->Next)
+    {
+        if (*p ->Keyword == '#') {
+
+            char* Pt;
+
+            WriteStr(fp, "#\n# ");
+            for (Pt = p ->Value; *Pt; Pt++) {
+
+
+                Writef(fp, "%c", *Pt);
+
+                if (*Pt == '\n') {
+                    WriteStr(fp, "# ");
+                }
+            }
+
+            WriteStr(fp, "\n#\n");
+            continue;
+        }
+
+
+        if (!IsAvailableOnList(it8-> ValidKeywords, p->Keyword, NULL, NULL)) {
+
+#ifdef CMS_STRICT_CGATS
+            WriteStr(fp, "KEYWORD\t\"");
+            WriteStr(fp, p->Keyword);
+            WriteStr(fp, "\"\n");
+#endif
+
+            AddAvailableProperty(it8, p->Keyword, WRITE_UNCOOKED);
+        }
+
+        WriteStr(fp, p->Keyword);
+        if (p->Value) {
+
+            switch (p ->WriteAs) {
+
+            case WRITE_UNCOOKED:
+                    Writef(fp, "\t%s", p ->Value);
+                    break;
+
+            case WRITE_STRINGIFY:
+                    Writef(fp, "\t\"%s\"", p->Value );
+                    break;
+
+            case WRITE_HEXADECIMAL:
+                    Writef(fp, "\t0x%X", atoi(p ->Value));
+                    break;
+
+            case WRITE_BINARY:
+                    Writef(fp, "\t0x%B", atoi(p ->Value));
+                    break;
+
+            case WRITE_PAIR:
+                    Writef(fp, "\t\"%s,%s\"", p->Subkey, p->Value);
+                    break;
+
+            default: SynError(it8, "Unknown write mode %d", p ->WriteAs);
+                     return;
+            }
+        }
+
+        WriteStr (fp, "\n");
+    }
+
+}
+
+
+// Writes the data format
+static
+void WriteDataFormat(SAVESTREAM* fp, cmsIT8* it8)
+{
+    int i, nSamples;
+    TABLE* t = GetTable(it8);
+
+    if (!t -> DataFormat) return;
+
+       WriteStr(fp, "BEGIN_DATA_FORMAT\n");
+       WriteStr(fp, " ");
+       nSamples = atoi(cmsIT8GetProperty(it8, "NUMBER_OF_FIELDS"));
+
+       for (i = 0; i < nSamples; i++) {
+
+              WriteStr(fp, t->DataFormat[i]);
+              WriteStr(fp, ((i == (nSamples-1)) ? "\n" : "\t"));
+          }
+
+       WriteStr (fp, "END_DATA_FORMAT\n");
+}
+
+
+// Writes data array
+static
+void WriteData(SAVESTREAM* fp, cmsIT8* it8)
+{
+       int  i, j;
+       TABLE* t = GetTable(it8);
+
+       if (!t->Data) return;
+
+       WriteStr (fp, "BEGIN_DATA\n");
+
+       t->nPatches = atoi(cmsIT8GetProperty(it8, "NUMBER_OF_SETS"));
+
+       for (i = 0; i < t-> nPatches; i++) {
+
+              WriteStr(fp, " ");
+
+              for (j = 0; j < t->nSamples; j++) {
+
+                     char *ptr = t->Data[i*t->nSamples+j];
+
+                     if (ptr == NULL) WriteStr(fp, "\"\"");
+                     else {
+                         // If value contains whitespace, enclose within quote
+
+                         if (strchr(ptr, ' ') != NULL) {
+
+                             WriteStr(fp, "\"");
+                             WriteStr(fp, ptr);
+                             WriteStr(fp, "\"");
+                         }
+                         else
+                            WriteStr(fp, ptr);
+                     }
+
+                     WriteStr(fp, ((j == (t->nSamples-1)) ? "\n" : "\t"));
+              }
+       }
+       WriteStr (fp, "END_DATA\n");
+}
+
+
+
+// Saves whole file
+cmsBool CMSEXPORT cmsIT8SaveToFile(cmsHANDLE hIT8, const char* cFileName)
+{
+    SAVESTREAM sd;
+    cmsUInt32Number i;
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    memset(&sd, 0, sizeof(sd));
+
+    sd.stream = fopen(cFileName, "wt");
+    if (!sd.stream) return FALSE;
+
+    for (i=0; i < it8 ->TablesCount; i++) {
+
+            cmsIT8SetTable(hIT8, i);
+            WriteHeader(it8, &sd);
+            WriteDataFormat(&sd, it8);
+            WriteData(&sd, it8);
+    }
+
+    if (fclose(sd.stream) != 0) return FALSE;
+
+    return TRUE;
+}
+
+
+// Saves to memory
+cmsBool CMSEXPORT cmsIT8SaveToMem(cmsHANDLE hIT8, void *MemPtr, cmsUInt32Number* BytesNeeded)
+{
+    SAVESTREAM sd;
+    cmsUInt32Number i;
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    memset(&sd, 0, sizeof(sd));
+
+    sd.stream = NULL;
+    sd.Base   = (cmsUInt8Number*)  MemPtr;
+    sd.Ptr    = sd.Base;
+
+    sd.Used = 0;
+
+    if (sd.Base)
+        sd.Max  = *BytesNeeded;     // Write to memory?
+    else
+        sd.Max  = 0;                // Just counting the needed bytes
+
+    for (i=0; i < it8 ->TablesCount; i++) {
+
+        cmsIT8SetTable(hIT8, i);
+        WriteHeader(it8, &sd);
+        WriteDataFormat(&sd, it8);
+        WriteData(&sd, it8);
+    }
+
+    sd.Used++;  // The \0 at the very end
+
+    if (sd.Base)
+        *sd.Ptr = 0;
+
+    *BytesNeeded = sd.Used;
+
+    return TRUE;
+}
+
+
+// -------------------------------------------------------------- Higher level parsing
+
+static
+cmsBool DataFormatSection(cmsIT8* it8)
+{
+    int iField = 0;
+    TABLE* t = GetTable(it8);
+
+    InSymbol(it8);   // Eats "BEGIN_DATA_FORMAT"
+    CheckEOLN(it8);
+
+    while (it8->sy != SEND_DATA_FORMAT &&
+        it8->sy != SEOLN &&
+        it8->sy != SEOF &&
+        it8->sy != SSYNERROR)  {
+
+            if (it8->sy != SIDENT) {
+
+                return SynError(it8, "Sample type expected");
+            }
+
+            if (!SetDataFormat(it8, iField, it8->id)) return FALSE;
+            iField++;
+
+            InSymbol(it8);
+            SkipEOLN(it8);
+       }
+
+       SkipEOLN(it8);
+       Skip(it8, SEND_DATA_FORMAT);
+       SkipEOLN(it8);
+
+       if (iField != t ->nSamples) {
+           SynError(it8, "Count mismatch. NUMBER_OF_FIELDS was %d, found %d\n", t ->nSamples, iField);
+
+
+       }
+
+       return TRUE;
+}
+
+
+
+static
+cmsBool DataSection (cmsIT8* it8)
+{
+    int  iField = 0;
+    int  iSet   = 0;
+    char Buffer[256];
+    TABLE* t = GetTable(it8);
+
+    InSymbol(it8);   // Eats "BEGIN_DATA"
+    CheckEOLN(it8);
+
+    if (!t->Data)
+        AllocateDataSet(it8);
+
+    while (it8->sy != SEND_DATA && it8->sy != SEOF)
+    {
+        if (iField >= t -> nSamples) {
+            iField = 0;
+            iSet++;
+
+        }
+
+        if (it8->sy != SEND_DATA && it8->sy != SEOF) {
+
+            if (!GetVal(it8, Buffer, 255, "Sample data expected"))
+                return FALSE;
+
+            if (!SetData(it8, iSet, iField, Buffer))
+                return FALSE;
+
+            iField++;
+
+            InSymbol(it8);
+            SkipEOLN(it8);
+        }
+    }
+
+    SkipEOLN(it8);
+    Skip(it8, SEND_DATA);
+    SkipEOLN(it8);
+
+    // Check for data completion.
+
+    if ((iSet+1) != t -> nPatches)
+        return SynError(it8, "Count mismatch. NUMBER_OF_SETS was %d, found %d\n", t ->nPatches, iSet+1);
+
+    return TRUE;
+}
+
+
+
+
+static
+cmsBool HeaderSection(cmsIT8* it8)
+{
+    char VarName[MAXID];
+    char Buffer[MAXSTR];
+    KEYVALUE* Key;
+
+        while (it8->sy != SEOF &&
+               it8->sy != SSYNERROR &&
+               it8->sy != SBEGIN_DATA_FORMAT &&
+               it8->sy != SBEGIN_DATA) {
+
+
+        switch (it8 -> sy) {
+
+        case SKEYWORD:
+                InSymbol(it8);
+                if (!GetVal(it8, Buffer, MAXSTR-1, "Keyword expected")) return FALSE;
+                if (!AddAvailableProperty(it8, Buffer, WRITE_UNCOOKED)) return FALSE;
+                InSymbol(it8);
+                break;
+
+
+        case SDATA_FORMAT_ID:
+                InSymbol(it8);
+                if (!GetVal(it8, Buffer, MAXSTR-1, "Keyword expected")) return FALSE;
+                if (!AddAvailableSampleID(it8, Buffer)) return FALSE;
+                InSymbol(it8);
+                break;
+
+
+        case SIDENT:
+                strncpy(VarName, it8->id, MAXID-1);
+                VarName[MAXID-1] = 0;
+
+                if (!IsAvailableOnList(it8-> ValidKeywords, VarName, NULL, &Key)) {
+
+#ifdef CMS_STRICT_CGATS
+                 return SynError(it8, "Undefined keyword '%s'", VarName);
+#else
+                    Key = AddAvailableProperty(it8, VarName, WRITE_UNCOOKED);
+                    if (Key == NULL) return FALSE;
+#endif
+                }
+
+                InSymbol(it8);
+                if (!GetVal(it8, Buffer, MAXSTR-1, "Property data expected")) return FALSE;
+
+                if(Key->WriteAs != WRITE_PAIR) {
+                    AddToList(it8, &GetTable(it8)->HeaderList, VarName, NULL, Buffer,
+                                (it8->sy == SSTRING) ? WRITE_STRINGIFY : WRITE_UNCOOKED);
+                }
+                else {
+                    const char *Subkey;
+                    char *Nextkey;
+                    if (it8->sy != SSTRING)
+                        return SynError(it8, "Invalid value '%s' for property '%s'.", Buffer, VarName);
+
+                    // chop the string as a list of "subkey, value" pairs, using ';' as a separator
+                    for (Subkey = Buffer; Subkey != NULL; Subkey = Nextkey)
+                    {
+                        char *Value, *temp;
+
+                        //  identify token pair boundary
+                        Nextkey = (char*) strchr(Subkey, ';');
+                        if(Nextkey)
+                            *Nextkey++ = '\0';
+
+                        // for each pair, split the subkey and the value
+                        Value = (char*) strrchr(Subkey, ',');
+                        if(Value == NULL)
+                            return SynError(it8, "Invalid value for property '%s'.", VarName);
+
+                        // gobble the spaces before the coma, and the coma itself
+                        temp = Value++;
+                        do *temp-- = '\0'; while(temp >= Subkey && *temp == ' ');
+
+                        // gobble any space at the right
+                        temp = Value + strlen(Value) - 1;
+                        while(*temp == ' ') *temp-- = '\0';
+
+                        // trim the strings from the left
+                        Subkey += strspn(Subkey, " ");
+                        Value += strspn(Value, " ");
+
+                        if(Subkey[0] == 0 || Value[0] == 0)
+                            return SynError(it8, "Invalid value for property '%s'.", VarName);
+                        AddToList(it8, &GetTable(it8)->HeaderList, VarName, Subkey, Value, WRITE_PAIR);
+                    }
+                }
+
+                InSymbol(it8);
+                break;
+
+
+        case SEOLN: break;
+
+        default:
+                return SynError(it8, "expected keyword or identifier");
+        }
+
+    SkipEOLN(it8);
+    }
+
+    return TRUE;
+
+}
+
+
+static
+void ReadType(cmsIT8* it8, char* SheetTypePtr)
+{
+    // First line is a very special case.
+
+    while (isseparator(it8->ch))
+            NextCh(it8);
+
+    while (it8->ch != '\r' && it8 ->ch != '\n' && it8->ch != '\t' && it8 -> ch != -1) {
+
+        *SheetTypePtr++= (char) it8 ->ch;
+        NextCh(it8);
+    }
+
+    *SheetTypePtr = 0;
+}
+
+
+static
+cmsBool ParseIT8(cmsIT8* it8, cmsBool nosheet)
+{
+    char* SheetTypePtr = it8 ->Tab[0].SheetType;
+
+    if (nosheet == 0) {
+        ReadType(it8, SheetTypePtr);
+    }
+
+    InSymbol(it8);
+
+    SkipEOLN(it8);
+
+    while (it8-> sy != SEOF &&
+           it8-> sy != SSYNERROR) {
+
+            switch (it8 -> sy) {
+
+            case SBEGIN_DATA_FORMAT:
+                    if (!DataFormatSection(it8)) return FALSE;
+                    break;
+
+            case SBEGIN_DATA:
+
+                    if (!DataSection(it8)) return FALSE;
+
+                    if (it8 -> sy != SEOF) {
+
+                            AllocTable(it8);
+                            it8 ->nTable = it8 ->TablesCount - 1;
+
+                            // Read sheet type if present. We only support identifier and string.
+                            // <ident> <eoln> is a type string
+                            // anything else, is not a type string
+                            if (nosheet == 0) {
+
+                                if (it8 ->sy == SIDENT) {
+
+                                    // May be a type sheet or may be a prop value statement. We cannot use insymbol in
+                                    // this special case...
+                                     while (isseparator(it8->ch))
+                                         NextCh(it8);
+
+                                     // If a newline is found, then this is a type string
+                                    if (it8 ->ch == '\n' || it8->ch == '\r') {
+
+                                         cmsIT8SetSheetType(it8, it8 ->id);
+                                         InSymbol(it8);
+                                    }
+                                    else
+                                    {
+                                        // It is not. Just continue
+                                        cmsIT8SetSheetType(it8, "");
+                                    }
+                                }
+                                else
+                                    // Validate quoted strings
+                                    if (it8 ->sy == SSTRING) {
+                                        cmsIT8SetSheetType(it8, it8 ->str);
+                                        InSymbol(it8);
+                                    }
+                           }
+
+                    }
+                    break;
+
+            case SEOLN:
+                    SkipEOLN(it8);
+                    break;
+
+            default:
+                    if (!HeaderSection(it8)) return FALSE;
+           }
+
+    }
+
+    return (it8 -> sy != SSYNERROR);
+}
+
+
+
+// Init useful pointers
+
+static
+void CookPointers(cmsIT8* it8)
+{
+    int idField, i;
+    char* Fld;
+    cmsUInt32Number j;
+    cmsUInt32Number nOldTable = it8 ->nTable;
+
+    for (j=0; j < it8 ->TablesCount; j++) {
+
+    TABLE* t = it8 ->Tab + j;
+
+    t -> SampleID = 0;
+    it8 ->nTable = j;
+
+    for (idField = 0; idField < t -> nSamples; idField++)
+    {
+        if (t ->DataFormat == NULL){
+            SynError(it8, "Undefined DATA_FORMAT");
+            return;
+        }
+
+        Fld = t->DataFormat[idField];
+        if (!Fld) continue;
+
+
+        if (cmsstrcasecmp(Fld, "SAMPLE_ID") == 0) {
+
+            t -> SampleID = idField;
+
+            for (i=0; i < t -> nPatches; i++) {
+
+                char *Data = GetData(it8, i, idField);
+                if (Data) {
+                    char Buffer[256];
+
+                    strncpy(Buffer, Data, 255);
+                    Buffer[255] = 0;
+
+                    if (strlen(Buffer) <= strlen(Data))
+                        strcpy(Data, Buffer);
+                    else
+                        SetData(it8, i, idField, Buffer);
+
+                }
+            }
+
+        }
+
+        // "LABEL" is an extension. It keeps references to forward tables
+
+        if ((cmsstrcasecmp(Fld, "LABEL") == 0) || Fld[0] == '$' ) {
+
+                    // Search for table references...
+                    for (i=0; i < t -> nPatches; i++) {
+
+                            char *Label = GetData(it8, i, idField);
+
+                            if (Label) {
+
+                                cmsUInt32Number k;
+
+                                // This is the label, search for a table containing
+                                // this property
+
+                                for (k=0; k < it8 ->TablesCount; k++) {
+
+                                    TABLE* Table = it8 ->Tab + k;
+                                    KEYVALUE* p;
+
+                                    if (IsAvailableOnList(Table->HeaderList, Label, NULL, &p)) {
+
+                                        // Available, keep type and table
+                                        char Buffer[256];
+
+                                        char *Type  = p ->Value;
+                                        int  nTable = (int) k;
+
+                                        snprintf(Buffer, 255, "%s %d %s", Label, nTable, Type );
+
+                                        SetData(it8, i, idField, Buffer);
+                                    }
+                                }
+
+
+                            }
+
+                    }
+
+
+        }
+
+    }
+    }
+
+    it8 ->nTable = nOldTable;
+}
+
+// Try to infere if the file is a CGATS/IT8 file at all. Read first line
+// that should be something like some printable characters plus a \n
+// returns 0 if this is not like a CGATS, or an integer otherwise. This integer is the number of words in first line?
+static
+int IsMyBlock(cmsUInt8Number* Buffer, int n)
+{
+    int words = 1, space = 0, quot = 0;
+    int i;
+
+    if (n < 10) return 0;   // Too small
+
+    if (n > 132)
+        n = 132;
+
+    for (i = 1; i < n; i++) {
+
+        switch(Buffer[i])
+        {
+        case '\n':
+        case '\r':
+            return ((quot == 1) || (words > 2)) ? 0 : words;
+        case '\t':
+        case ' ':
+            if(!quot && !space)
+                space = 1;
+            break;
+        case '\"':
+            quot = !quot;
+            break;
+        default:
+            if (Buffer[i] < 32) return 0;
+            if (Buffer[i] > 127) return 0;
+            words += space;
+            space = 0;
+            break;
+        }
+    }
+
+    return 0;
+}
+
+
+static
+cmsBool IsMyFile(const char* FileName)
+{
+   FILE *fp;
+   cmsUInt32Number Size;
+   cmsUInt8Number Ptr[133];
+
+   fp = fopen(FileName, "rt");
+   if (!fp) {
+       cmsSignalError(0, cmsERROR_FILE, "File '%s' not found", FileName);
+       return FALSE;
+   }
+
+   Size = (cmsUInt32Number) fread(Ptr, 1, 132, fp);
+
+   if (fclose(fp) != 0)
+       return FALSE;
+
+   Ptr[Size] = '\0';
+
+   return IsMyBlock(Ptr, Size);
+}
+
+// ---------------------------------------------------------- Exported routines
+
+
+cmsHANDLE  CMSEXPORT cmsIT8LoadFromMem(cmsContext ContextID, void *Ptr, cmsUInt32Number len)
+{
+    cmsHANDLE hIT8;
+    cmsIT8*  it8;
+    int type;
+
+    _cmsAssert(Ptr != NULL);
+    _cmsAssert(len != 0);
+
+    type = IsMyBlock((cmsUInt8Number*)Ptr, len);
+    if (type == 0) return NULL;
+
+    hIT8 = cmsIT8Alloc(ContextID);
+    if (!hIT8) return NULL;
+
+    it8 = (cmsIT8*) hIT8;
+    it8 ->MemoryBlock = (char*) _cmsMalloc(ContextID, len + 1);
+
+    strncpy(it8 ->MemoryBlock, (const char*) Ptr, len);
+    it8 ->MemoryBlock[len] = 0;
+
+    strncpy(it8->FileStack[0]->FileName, "", cmsMAX_PATH-1);
+    it8-> Source = it8 -> MemoryBlock;
+
+    if (!ParseIT8(it8, type-1)) {
+
+        cmsIT8Free(hIT8);
+        return FALSE;
+    }
+
+    CookPointers(it8);
+    it8 ->nTable = 0;
+
+    _cmsFree(ContextID, it8->MemoryBlock);
+    it8 -> MemoryBlock = NULL;
+
+    return hIT8;
+
+
+}
+
+
+cmsHANDLE  CMSEXPORT cmsIT8LoadFromFile(cmsContext ContextID, const char* cFileName)
+{
+
+     cmsHANDLE hIT8;
+     cmsIT8*  it8;
+     int type;
+
+     _cmsAssert(cFileName != NULL);
+
+     type = IsMyFile(cFileName);
+     if (type == 0) return NULL;
+
+     hIT8 = cmsIT8Alloc(ContextID);
+     it8 = (cmsIT8*) hIT8;
+     if (!hIT8) return NULL;
+
+
+     it8 ->FileStack[0]->Stream = fopen(cFileName, "rt");
+
+     if (!it8 ->FileStack[0]->Stream) {
+         cmsIT8Free(hIT8);
+         return NULL;
+     }
+
+
+    strncpy(it8->FileStack[0]->FileName, cFileName, cmsMAX_PATH-1);
+    it8->FileStack[0]->FileName[cmsMAX_PATH-1] = 0;
+
+    if (!ParseIT8(it8, type-1)) {
+
+            fclose(it8 ->FileStack[0]->Stream);
+            cmsIT8Free(hIT8);
+            return NULL;
+    }
+
+    CookPointers(it8);
+    it8 ->nTable = 0;
+
+    if (fclose(it8 ->FileStack[0]->Stream)!= 0) {
+            cmsIT8Free(hIT8);
+            return NULL;
+    }
+
+    return hIT8;
+
+}
+
+int CMSEXPORT cmsIT8EnumDataFormat(cmsHANDLE hIT8, char ***SampleNames)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    TABLE* t;
+
+    _cmsAssert(hIT8 != NULL);
+
+    t = GetTable(it8);
+
+    if (SampleNames)
+        *SampleNames = t -> DataFormat;
+    return t -> nSamples;
+}
+
+
+cmsUInt32Number CMSEXPORT cmsIT8EnumProperties(cmsHANDLE hIT8, char ***PropertyNames)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    KEYVALUE* p;
+    cmsUInt32Number n;
+    char **Props;
+    TABLE* t;
+
+    _cmsAssert(hIT8 != NULL);
+
+    t = GetTable(it8);
+
+    // Pass#1 - count properties
+
+    n = 0;
+    for (p = t -> HeaderList;  p != NULL; p = p->Next) {
+        n++;
+    }
+
+
+    Props = (char **) AllocChunk(it8, sizeof(char *) * n);
+
+    // Pass#2 - Fill pointers
+    n = 0;
+    for (p = t -> HeaderList;  p != NULL; p = p->Next) {
+        Props[n++] = p -> Keyword;
+    }
+
+    *PropertyNames = Props;
+    return n;
+}
+
+cmsUInt32Number CMSEXPORT cmsIT8EnumPropertyMulti(cmsHANDLE hIT8, const char* cProp, const char ***SubpropertyNames)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    KEYVALUE *p, *tmp;
+    cmsUInt32Number n;
+    const char **Props;
+    TABLE* t;
+
+    _cmsAssert(hIT8 != NULL);
+
+
+    t = GetTable(it8);
+
+    if(!IsAvailableOnList(t->HeaderList, cProp, NULL, &p)) {
+        *SubpropertyNames = 0;
+        return 0;
+    }
+
+    // Pass#1 - count properties
+
+    n = 0;
+    for (tmp = p;  tmp != NULL; tmp = tmp->NextSubkey) {
+        if(tmp->Subkey != NULL)
+            n++;
+    }
+
+
+    Props = (const char **) AllocChunk(it8, sizeof(char *) * n);
+
+    // Pass#2 - Fill pointers
+    n = 0;
+    for (tmp = p;  tmp != NULL; tmp = tmp->NextSubkey) {
+        if(tmp->Subkey != NULL)
+            Props[n++] = p ->Subkey;
+    }
+
+    *SubpropertyNames = Props;
+    return n;
+}
+
+static
+int LocatePatch(cmsIT8* it8, const char* cPatch)
+{
+    int i;
+    const char *data;
+    TABLE* t = GetTable(it8);
+
+    for (i=0; i < t-> nPatches; i++) {
+
+        data = GetData(it8, i, t->SampleID);
+
+        if (data != NULL) {
+
+                if (cmsstrcasecmp(data, cPatch) == 0)
+                        return i;
+                }
+        }
+
+        // SynError(it8, "Couldn't find patch '%s'\n", cPatch);
+        return -1;
+}
+
+
+static
+int LocateEmptyPatch(cmsIT8* it8)
+{
+    int i;
+    const char *data;
+    TABLE* t = GetTable(it8);
+
+    for (i=0; i < t-> nPatches; i++) {
+
+        data = GetData(it8, i, t->SampleID);
+
+        if (data == NULL)
+            return i;
+
+    }
+
+    return -1;
+}
+
+static
+int LocateSample(cmsIT8* it8, const char* cSample)
+{
+    int i;
+    const char *fld;
+    TABLE* t = GetTable(it8);
+
+    for (i=0; i < t->nSamples; i++) {
+
+        fld = GetDataFormat(it8, i);
+        if (fld != NULL) {
+            if (cmsstrcasecmp(fld, cSample) == 0)
+                return i;
+        }
+    }
+
+    return -1;
+
+}
+
+
+int CMSEXPORT cmsIT8FindDataFormat(cmsHANDLE hIT8, const char* cSample)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    _cmsAssert(hIT8 != NULL);
+
+    return LocateSample(it8, cSample);
+}
+
+
+
+const char* CMSEXPORT cmsIT8GetDataRowCol(cmsHANDLE hIT8, int row, int col)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    _cmsAssert(hIT8 != NULL);
+
+    return GetData(it8, row, col);
+}
+
+
+cmsFloat64Number CMSEXPORT cmsIT8GetDataRowColDbl(cmsHANDLE hIT8, int row, int col)
+{
+    const char* Buffer;
+
+    Buffer = cmsIT8GetDataRowCol(hIT8, row, col);
+
+    if (Buffer == NULL) return 0.0;
+
+    return ParseFloatNumber(Buffer);
+}
+
+
+cmsBool CMSEXPORT cmsIT8SetDataRowCol(cmsHANDLE hIT8, int row, int col, const char* Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    _cmsAssert(hIT8 != NULL);
+
+    return SetData(it8, row, col, Val);
+}
+
+
+cmsBool CMSEXPORT cmsIT8SetDataRowColDbl(cmsHANDLE hIT8, int row, int col, cmsFloat64Number Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    char Buff[256];
+
+    _cmsAssert(hIT8 != NULL);
+
+    snprintf(Buff, 255, it8->DoubleFormatter, Val);
+
+    return SetData(it8, row, col, Buff);
+}
+
+
+
+const char* CMSEXPORT cmsIT8GetData(cmsHANDLE hIT8, const char* cPatch, const char* cSample)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    int iField, iSet;
+
+    _cmsAssert(hIT8 != NULL);
+
+    iField = LocateSample(it8, cSample);
+    if (iField < 0) {
+        return NULL;
+    }
+
+    iSet = LocatePatch(it8, cPatch);
+    if (iSet < 0) {
+            return NULL;
+    }
+
+    return GetData(it8, iSet, iField);
+}
+
+
+cmsFloat64Number CMSEXPORT cmsIT8GetDataDbl(cmsHANDLE  it8, const char* cPatch, const char* cSample)
+{
+    const char* Buffer;
+
+    Buffer = cmsIT8GetData(it8, cPatch, cSample);
+
+    return ParseFloatNumber(Buffer);
+}
+
+
+
+cmsBool CMSEXPORT cmsIT8SetData(cmsHANDLE hIT8, const char* cPatch, const char* cSample, const char *Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    int iField, iSet;
+    TABLE* t;
+
+    _cmsAssert(hIT8 != NULL);
+
+    t = GetTable(it8);
+
+    iField = LocateSample(it8, cSample);
+
+    if (iField < 0)
+        return FALSE;
+
+    if (t-> nPatches == 0) {
+
+        AllocateDataFormat(it8);
+        AllocateDataSet(it8);
+        CookPointers(it8);
+    }
+
+    if (cmsstrcasecmp(cSample, "SAMPLE_ID") == 0) {
+
+        iSet   = LocateEmptyPatch(it8);
+        if (iSet < 0) {
+            return SynError(it8, "Couldn't add more patches '%s'\n", cPatch);
+        }
+
+        iField = t -> SampleID;
+    }
+    else {
+        iSet = LocatePatch(it8, cPatch);
+        if (iSet < 0) {
+            return FALSE;
+        }
+    }
+
+    return SetData(it8, iSet, iField, Val);
+}
+
+
+cmsBool CMSEXPORT cmsIT8SetDataDbl(cmsHANDLE hIT8, const char* cPatch,
+                                   const char* cSample,
+                                   cmsFloat64Number Val)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    char Buff[256];
+
+    _cmsAssert(hIT8 != NULL);
+
+    snprintf(Buff, 255, it8->DoubleFormatter, Val);
+    return cmsIT8SetData(hIT8, cPatch, cSample, Buff);
+}
+
+// Buffer should get MAXSTR at least
+
+const char* CMSEXPORT cmsIT8GetPatchName(cmsHANDLE hIT8, int nPatch, char* buffer)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    TABLE* t;
+    char* Data;
+
+    _cmsAssert(hIT8 != NULL);
+
+    t = GetTable(it8);
+    Data = GetData(it8, nPatch, t->SampleID);
+
+    if (!Data) return NULL;
+    if (!buffer) return Data;
+
+    strncpy(buffer, Data, MAXSTR-1);
+    buffer[MAXSTR-1] = 0;
+    return buffer;
+}
+
+int CMSEXPORT cmsIT8GetPatchByName(cmsHANDLE hIT8, const char *cPatch)
+{
+    _cmsAssert(hIT8 != NULL);
+
+    return LocatePatch((cmsIT8*)hIT8, cPatch);
+}
+
+cmsUInt32Number CMSEXPORT cmsIT8TableCount(cmsHANDLE hIT8)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    _cmsAssert(hIT8 != NULL);
+
+    return it8 ->TablesCount;
+}
+
+// This handles the "LABEL" extension.
+// Label, nTable, Type
+
+int CMSEXPORT cmsIT8SetTableByLabel(cmsHANDLE hIT8, const char* cSet, const char* cField, const char* ExpectedType)
+{
+    const char* cLabelFld;
+    char Type[256], Label[256];
+    int nTable;
+
+    _cmsAssert(hIT8 != NULL);
+
+    if (cField != NULL && *cField == 0)
+            cField = "LABEL";
+
+    if (cField == NULL)
+            cField = "LABEL";
+
+    cLabelFld = cmsIT8GetData(hIT8, cSet, cField);
+    if (!cLabelFld) return -1;
+
+    if (sscanf(cLabelFld, "%255s %d %255s", Label, &nTable, Type) != 3)
+            return -1;
+
+    if (ExpectedType != NULL && *ExpectedType == 0)
+        ExpectedType = NULL;
+
+    if (ExpectedType) {
+
+        if (cmsstrcasecmp(Type, ExpectedType) != 0) return -1;
+    }
+
+    return cmsIT8SetTable(hIT8, nTable);
+}
+
+
+cmsBool CMSEXPORT cmsIT8SetIndexColumn(cmsHANDLE hIT8, const char* cSample)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+    int pos;
+
+    _cmsAssert(hIT8 != NULL);
+
+    pos = LocateSample(it8, cSample);
+    if(pos == -1)
+        return FALSE;
+
+    it8->Tab[it8->nTable].SampleID = pos;
+    return TRUE;
+}
+
+
+void CMSEXPORT cmsIT8DefineDblFormat(cmsHANDLE hIT8, const char* Formatter)
+{
+    cmsIT8* it8 = (cmsIT8*) hIT8;
+
+    _cmsAssert(hIT8 != NULL);
+
+    if (Formatter == NULL)
+        strcpy(it8->DoubleFormatter, DEFAULT_DBL_FORMAT);
+    else
+        strncpy(it8->DoubleFormatter, Formatter, sizeof(it8->DoubleFormatter));
+
+    it8 ->DoubleFormatter[sizeof(it8 ->DoubleFormatter)-1] = 0;
+}
+