/* Id */

/*
 * Copyright (c) 1988-1997 Sam Leffler
 * Copyright (c) 1991-1997 Silicon Graphics, Inc.
 *
 * Permission to use, copy, modify, distribute, and sell this software and 
 * its documentation for any purpose is hereby granted without fee, provided
 * that (i) the above copyright notices and this permission notice appear in
 * all copies of the software and related documentation, and (ii) the names of
 * Sam Leffler and Silicon Graphics may not be used in any advertising or
 * publicity relating to the software without the specific, prior written
 * permission of Sam Leffler and Silicon Graphics.
 * 
 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
 * 
 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
 * OF THIS SOFTWARE.
 */

/*
 * TIFF Library.
 *
 * Directory Printing Support
 */
#include "tiffiop.h"
#include <stdio.h>

#include <ctype.h>

static const char *photoNames[] = {
    "min-is-white",                             /* PHOTOMETRIC_MINISWHITE */
    "min-is-black",                             /* PHOTOMETRIC_MINISBLACK */
    "RGB color",                                /* PHOTOMETRIC_RGB */
    "palette color (RGB from colormap)",        /* PHOTOMETRIC_PALETTE */
    "transparency mask",                        /* PHOTOMETRIC_MASK */
    "separated",                                /* PHOTOMETRIC_SEPARATED */
    "YCbCr",                                    /* PHOTOMETRIC_YCBCR */
    "7 (0x7)",
    "CIE L*a*b*",                               /* PHOTOMETRIC_CIELAB */
};
#define NPHOTONAMES     (sizeof (photoNames) / sizeof (photoNames[0]))

static const char *orientNames[] = {
    "0 (0x0)",
    "row 0 top, col 0 lhs",                     /* ORIENTATION_TOPLEFT */
    "row 0 top, col 0 rhs",                     /* ORIENTATION_TOPRIGHT */
    "row 0 bottom, col 0 rhs",                  /* ORIENTATION_BOTRIGHT */
    "row 0 bottom, col 0 lhs",                  /* ORIENTATION_BOTLEFT */
    "row 0 lhs, col 0 top",                     /* ORIENTATION_LEFTTOP */
    "row 0 rhs, col 0 top",                     /* ORIENTATION_RIGHTTOP */
    "row 0 rhs, col 0 bottom",                  /* ORIENTATION_RIGHTBOT */
    "row 0 lhs, col 0 bottom",                  /* ORIENTATION_LEFTBOT */
};
#define NORIENTNAMES    (sizeof (orientNames) / sizeof (orientNames[0]))

static void
_TIFFPrintField(FILE* fd, const TIFFFieldInfo *fip,
                uint32 value_count, void *raw_data)
{
        uint32 j;
                
        fprintf(fd, "  %s: ", fip->field_name);

        for(j = 0; j < value_count; j++) {
                if(fip->field_type == TIFF_BYTE)
                        fprintf(fd, "%u", ((uint8 *) raw_data)[j]);
                else if(fip->field_type == TIFF_UNDEFINED)
                        fprintf(fd, "0x%x",
                                (unsigned int) ((unsigned char *) raw_data)[j]);
                else if(fip->field_type == TIFF_SBYTE)
                        fprintf(fd, "%d", ((int8 *) raw_data)[j]);
                else if(fip->field_type == TIFF_SHORT)
                        fprintf(fd, "%u", ((uint16 *) raw_data)[j]);
                else if(fip->field_type == TIFF_SSHORT)
                        fprintf(fd, "%d", ((int16 *) raw_data)[j]);
                else if(fip->field_type == TIFF_LONG)
                        fprintf(fd, "%lu",
                                (unsigned long)((uint32 *) raw_data)[j]);
                else if(fip->field_type == TIFF_SLONG)
                        fprintf(fd, "%ld", (long)((int32 *) raw_data)[j]);
                else if(fip->field_type == TIFF_RATIONAL
                        || fip->field_type == TIFF_SRATIONAL
                        || fip->field_type == TIFF_FLOAT)
                        fprintf(fd, "%f", ((float *) raw_data)[j]);
                else if(fip->field_type == TIFF_IFD)
                        fprintf(fd, "0x%lx", (unsigned long)((uint32 *) raw_data)[j]);
                else if(fip->field_type == TIFF_ASCII) {
                        fprintf(fd, "%s", (char *) raw_data);
                        break;
                }
                else if(fip->field_type == TIFF_DOUBLE)
                        fprintf(fd, "%f", ((double *) raw_data)[j]);
                else if(fip->field_type == TIFF_FLOAT)
                        fprintf(fd, "%f", ((float *)raw_data)[j]);
                else {
                        fprintf(fd, "<unsupported data type in TIFFPrint>");
                        break;
                }

                if(j < value_count - 1)
                        fprintf(fd, ",");
        }

        fprintf(fd, "\n");
}

static int
_TIFFPrettyPrintField(TIFF* tif, FILE* fd, ttag_t tag,
                      uint32 value_count, void *raw_data)
{
        TIFFDirectory *td = &tif->tif_dir;

        switch (tag)
        {
                case TIFFTAG_INKSET:
                        fprintf(fd, "  Ink Set: ");
                        switch (*((uint16*)raw_data)) {
                                case INKSET_CMYK:
                                        fprintf(fd, "CMYK\n");
                                        break;
                                default:
                                        fprintf(fd, "%u (0x%x)\n",
                                                *((uint16*)raw_data),
                                                *((uint16*)raw_data));
                                        break;
                        }
                        return 1;
                case TIFFTAG_DOTRANGE:
                        fprintf(fd, "  Dot Range: %u-%u\n",
                                ((uint16*)raw_data)[0], ((uint16*)raw_data)[1]);
                        return 1;
                case TIFFTAG_WHITEPOINT:
                        fprintf(fd, "  White Point: %g-%g\n",
                                ((float *)raw_data)[0], ((float *)raw_data)[1]);                        return 1;
                case TIFFTAG_REFERENCEBLACKWHITE:
                {
                        uint16 i;

                        fprintf(fd, "  Reference Black/White:\n");
                        for (i = 0; i < td->td_samplesperpixel; i++)
                        fprintf(fd, "    %2d: %5g %5g\n", i,
                                ((float *)raw_data)[2*i+0],
                                ((float *)raw_data)[2*i+1]);
                        return 1;
                }
                case TIFFTAG_XMLPACKET:
                {
                        uint32 i;
                        
                        fprintf(fd, "  XMLPacket (XMP Metadata):\n" );
                        for(i = 0; i < value_count; i++)
                                fputc(((char *)raw_data)[i], fd);
                        fprintf( fd, "\n" );
                        return 1;
                }
                case TIFFTAG_RICHTIFFIPTC:
                        /*
                         * XXX: for some weird reason RichTIFFIPTC tag
                         * defined as array of LONG values.
                         */
                        fprintf(fd,
                                "  RichTIFFIPTC Data: <present>, %lu bytes\n",
                                (unsigned long) value_count * 4);
                        return 1;
                case TIFFTAG_PHOTOSHOP:
                        fprintf(fd, "  Photoshop Data: <present>, %lu bytes\n",
                                (unsigned long) value_count);
                        return 1;
                case TIFFTAG_ICCPROFILE:
                        fprintf(fd, "  ICC Profile: <present>, %lu bytes\n",
                                (unsigned long) value_count);
                        return 1;
                case TIFFTAG_STONITS:
                        fprintf(fd,
                                "  Sample to Nits conversion factor: %.4e\n",
                                *((double*)raw_data));
                        return 1;
        }

        return 0;
}

/*
 * Print the contents of the current directory
 * to the specified stdio file stream.
 */
void
TEXPORT
TIFFPrintDirectory(TIFF* tif, FILE* fd, long flags)
{
        TIFFDirectory *td = &tif->tif_dir;
        char *sep;
        uint16 i;
        long l, n;

        fprintf(fd, "TIFF Directory at offset 0x%lx (%lu)\n",
                (unsigned long)tif->tif_diroff, (unsigned long)tif->tif_diroff);
        if (TIFFFieldSet(tif,FIELD_SUBFILETYPE)) {
                fprintf(fd, "  Subfile Type:");
                sep = " ";
                if (td->td_subfiletype & FILETYPE_REDUCEDIMAGE) {
                        fprintf(fd, "%sreduced-resolution image", sep);
                        sep = "/";
                }
                if (td->td_subfiletype & FILETYPE_PAGE) {
                        fprintf(fd, "%smulti-page document", sep);
                        sep = "/";
                }
                if (td->td_subfiletype & FILETYPE_MASK)
                        fprintf(fd, "%stransparency mask", sep);
                fprintf(fd, " (%lu = 0x%lx)\n",
                    (long) td->td_subfiletype, (long) td->td_subfiletype);
        }
        if (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS)) {
                fprintf(fd, "  Image Width: %lu Image Length: %lu",
                    (unsigned long) td->td_imagewidth, (unsigned long) td->td_imagelength);
                if (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))
                        fprintf(fd, " Image Depth: %lu",
                            (unsigned long) td->td_imagedepth);
                fprintf(fd, "\n");
        }
        if (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS)) {
                fprintf(fd, "  Tile Width: %lu Tile Length: %lu",
                    (unsigned long) td->td_tilewidth, (unsigned long) td->td_tilelength);
                if (TIFFFieldSet(tif,FIELD_TILEDEPTH))
                        fprintf(fd, " Tile Depth: %lu",
                            (unsigned long) td->td_tiledepth);
                fprintf(fd, "\n");
        }
        if (TIFFFieldSet(tif,FIELD_RESOLUTION)) {
                fprintf(fd, "  Resolution: %g, %g",
                    td->td_xresolution, td->td_yresolution);
                if (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT)) {
                        switch (td->td_resolutionunit) {
                        case RESUNIT_NONE:
                                fprintf(fd, " (unitless)");
                                break;
                        case RESUNIT_INCH:
                                fprintf(fd, " pixels/inch");
                                break;
                        case RESUNIT_CENTIMETER:
                                fprintf(fd, " pixels/cm");
                                break;
                        default:
                                fprintf(fd, " (unit %u = 0x%x)",
                                    td->td_resolutionunit,
                                    td->td_resolutionunit);
                                break;
                        }
                }
                fprintf(fd, "\n");
        }
        if (TIFFFieldSet(tif,FIELD_POSITION))
                fprintf(fd, "  Position: %g, %g\n",
                    td->td_xposition, td->td_yposition);
        if (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))
                fprintf(fd, "  Bits/Sample: %u\n", td->td_bitspersample);
        if (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT)) {
                fprintf(fd, "  Sample Format: ");
                switch (td->td_sampleformat) {
                case SAMPLEFORMAT_VOID:
                        fprintf(fd, "void\n");
                        break;
                case SAMPLEFORMAT_INT:
                        fprintf(fd, "signed integer\n");
                        break;
                case SAMPLEFORMAT_UINT:
                        fprintf(fd, "unsigned integer\n");
                        break;
                case SAMPLEFORMAT_IEEEFP:
                        fprintf(fd, "IEEE floating point\n");
                        break;
                case SAMPLEFORMAT_COMPLEXINT:
                        fprintf(fd, "complex signed integer\n");
                        break;
                case SAMPLEFORMAT_COMPLEXIEEEFP:
                        fprintf(fd, "complex IEEE floating point\n");
                        break;
                default:
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_sampleformat, td->td_sampleformat);
                        break;
                }
        }
        if (TIFFFieldSet(tif,FIELD_COMPRESSION)) {
                const TIFFCodec* c = TIFFFindCODEC(td->td_compression);
                fprintf(fd, "  Compression Scheme: ");
                if (c)
                        fprintf(fd, "%s\n", c->name);
                else
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_compression, td->td_compression);
        }
        if (TIFFFieldSet(tif,FIELD_PHOTOMETRIC)) {
                fprintf(fd, "  Photometric Interpretation: ");
                if (td->td_photometric < NPHOTONAMES)
                        fprintf(fd, "%s\n", photoNames[td->td_photometric]);
                else {
                        switch (td->td_photometric) {
                        case PHOTOMETRIC_LOGL:
                                fprintf(fd, "CIE Log2(L)\n");
                                break;
                        case PHOTOMETRIC_LOGLUV:
                                fprintf(fd, "CIE Log2(L) (u',v')\n");
                                break;
                        default:
                                fprintf(fd, "%u (0x%x)\n",
                                    td->td_photometric, td->td_photometric);
                                break;
                        }
                }
        }
        if (TIFFFieldSet(tif,FIELD_EXTRASAMPLES) && td->td_extrasamples) {
                fprintf(fd, "  Extra Samples: %u<", td->td_extrasamples);
                sep = "";
                for (i = 0; i < td->td_extrasamples; i++) {
                        switch (td->td_sampleinfo[i]) {
                        case EXTRASAMPLE_UNSPECIFIED:
                                fprintf(fd, "%sunspecified", sep);
                                break;
                        case EXTRASAMPLE_ASSOCALPHA:
                                fprintf(fd, "%sassoc-alpha", sep);
                                break;
                        case EXTRASAMPLE_UNASSALPHA:
                                fprintf(fd, "%sunassoc-alpha", sep);
                                break;
                        default:
                                fprintf(fd, "%s%u (0x%x)", sep,
                                    td->td_sampleinfo[i], td->td_sampleinfo[i]);
                                break;
                        }
                        sep = ", ";
                }
                fprintf(fd, ">\n");
        }
        if (TIFFFieldSet(tif,FIELD_INKNAMES)) {
                char* cp;
                fprintf(fd, "  Ink Names: ");
                i = td->td_samplesperpixel;
                sep = "";
                for (cp = td->td_inknames; i > 0; cp = strchr(cp,'\0')+1, i--) {
                        fputs(sep, fd);
                        _TIFFprintAscii(fd, cp);
                        sep = ", ";
                }
                fputs("\n", fd);
        }
        if (TIFFFieldSet(tif,FIELD_THRESHHOLDING)) {
                fprintf(fd, "  Thresholding: ");
                switch (td->td_threshholding) {
                case THRESHHOLD_BILEVEL:
                        fprintf(fd, "bilevel art scan\n");
                        break;
                case THRESHHOLD_HALFTONE:
                        fprintf(fd, "halftone or dithered scan\n");
                        break;
                case THRESHHOLD_ERRORDIFFUSE:
                        fprintf(fd, "error diffused\n");
                        break;
                default:
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_threshholding, td->td_threshholding);
                        break;
                }
        }
        if (TIFFFieldSet(tif,FIELD_FILLORDER)) {
                fprintf(fd, "  FillOrder: ");
                switch (td->td_fillorder) {
                case FILLORDER_MSB2LSB:
                        fprintf(fd, "msb-to-lsb\n");
                        break;
                case FILLORDER_LSB2MSB:
                        fprintf(fd, "lsb-to-msb\n");
                        break;
                default:
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_fillorder, td->td_fillorder);
                        break;
                }
        }
        if (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))
        {
            /*
             * For hacky reasons (see tif_jpeg.c - JPEGFixupTestSubsampling),
             * we need to fetch this rather than trust what is in our
             * structures.
             */
            uint16 subsampling[2];

            TIFFGetField( tif, TIFFTAG_YCBCRSUBSAMPLING, 
                          subsampling + 0, subsampling + 1 );
                fprintf(fd, "  YCbCr Subsampling: %u, %u\n",
                        subsampling[0], subsampling[1] );
        }
        if (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING)) {
                fprintf(fd, "  YCbCr Positioning: ");
                switch (td->td_ycbcrpositioning) {
                case YCBCRPOSITION_CENTERED:
                        fprintf(fd, "centered\n");
                        break;
                case YCBCRPOSITION_COSITED:
                        fprintf(fd, "cosited\n");
                        break;
                default:
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_ycbcrpositioning, td->td_ycbcrpositioning);
                        break;
                }
        }
        if (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))
                fprintf(fd, "  Halftone Hints: light %u dark %u\n",
                    td->td_halftonehints[0], td->td_halftonehints[1]);
        if (TIFFFieldSet(tif,FIELD_ORIENTATION)) {
                fprintf(fd, "  Orientation: ");
                if (td->td_orientation < NORIENTNAMES)
                        fprintf(fd, "%s\n", orientNames[td->td_orientation]);
                else
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_orientation, td->td_orientation);
        }
        if (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))
                fprintf(fd, "  Samples/Pixel: %u\n", td->td_samplesperpixel);
        if (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP)) {
                fprintf(fd, "  Rows/Strip: ");
                if (td->td_rowsperstrip == (uint32) -1)
                        fprintf(fd, "(infinite)\n");
                else
                        fprintf(fd, "%lu\n", (unsigned long) td->td_rowsperstrip);
        }
        if (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))
                fprintf(fd, "  Min Sample Value: %u\n", td->td_minsamplevalue);
        if (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))
                fprintf(fd, "  Max Sample Value: %u\n", td->td_maxsamplevalue);
        if (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))
                fprintf(fd, "  SMin Sample Value: %g\n",
                    td->td_sminsamplevalue);
        if (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))
                fprintf(fd, "  SMax Sample Value: %g\n",
                    td->td_smaxsamplevalue);
        if (TIFFFieldSet(tif,FIELD_PLANARCONFIG)) {
                fprintf(fd, "  Planar Configuration: ");
                switch (td->td_planarconfig) {
                case PLANARCONFIG_CONTIG:
                        fprintf(fd, "single image plane\n");
                        break;
                case PLANARCONFIG_SEPARATE:
                        fprintf(fd, "separate image planes\n");
                        break;
                default:
                        fprintf(fd, "%u (0x%x)\n",
                            td->td_planarconfig, td->td_planarconfig);
                        break;
                }
        }
        if (TIFFFieldSet(tif,FIELD_PAGENUMBER))
                fprintf(fd, "  Page Number: %u-%u\n",
                    td->td_pagenumber[0], td->td_pagenumber[1]);
        if (TIFFFieldSet(tif,FIELD_COLORMAP)) {
                fprintf(fd, "  Color Map: ");
                if (flags & TIFFPRINT_COLORMAP) {
                        fprintf(fd, "\n");
                        n = 1L<<td->td_bitspersample;
                        for (l = 0; l < n; l++)
                                fprintf(fd, "   %5lu: %5u %5u %5u\n",
                                    l,
                                    td->td_colormap[0][l],
                                    td->td_colormap[1][l],
                                    td->td_colormap[2][l]);
                } else
                        fprintf(fd, "(present)\n");
        }
        if (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION)) {
                fprintf(fd, "  Transfer Function: ");
                if (flags & TIFFPRINT_CURVES) {
                        fprintf(fd, "\n");
                        n = 1L<<td->td_bitspersample;
                        for (l = 0; l < n; l++) {
                                fprintf(fd, "    %2lu: %5u",
                                    l, td->td_transferfunction[0][l]);
                                for (i = 1; i < td->td_samplesperpixel; i++)
                                        fprintf(fd, " %5u",
                                            td->td_transferfunction[i][l]);
                                fputc('\n', fd);
                        }
                } else
                        fprintf(fd, "(present)\n");
        }
        if (TIFFFieldSet(tif, FIELD_SUBIFD)) {
                fprintf(fd, "  SubIFD Offsets:");
                for (i = 0; i < td->td_nsubifd; i++)
                        fprintf(fd, " %5lu", (long) td->td_subifd[i]);
                fputc('\n', fd);
        }

        /*
        ** Custom tag support.
        */
        {
            int  i2;
            short count;

            count = (short) TIFFGetTagListCount(tif);
            for(i2 = 0; i2 < count; i2++) {
                ttag_t  tag = TIFFGetTagListEntry(tif, i2);
                const TIFFFieldInfo *fip;
                uint16 value_count;
                int mem_alloc = 0;
                void *raw_data;

                fip = TIFFFieldWithTag(tif, tag);
                if(fip == NULL)
                        continue;

                if(fip->field_passcount) {
                        if(TIFFGetField(tif, tag, &value_count, &raw_data) != 1)
                                continue;
                } else {
                        if (fip->field_readcount == TIFF_VARIABLE
                            || fip->field_readcount == TIFF_VARIABLE2)
                                value_count = 1;
                        else if (fip->field_readcount == TIFF_SPP)
                                value_count = td->td_samplesperpixel;
                        else
                                value_count = fip->field_readcount;
                        if ((fip->field_type == TIFF_ASCII
                             || fip->field_readcount == TIFF_VARIABLE
                             || fip->field_readcount == TIFF_VARIABLE2
                             || fip->field_readcount == TIFF_SPP
                             || value_count > 1)
                            && fip->field_tag != TIFFTAG_PAGENUMBER
                            && fip->field_tag != TIFFTAG_HALFTONEHINTS
                            && fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
                            && fip->field_tag != TIFFTAG_DOTRANGE) {
                                if(TIFFGetField(tif, tag, &raw_data) != 1)
                                        continue;
                        } else if (fip->field_tag != TIFFTAG_PAGENUMBER
                                   && fip->field_tag != TIFFTAG_HALFTONEHINTS
                                   && fip->field_tag != TIFFTAG_YCBCRSUBSAMPLING
                                   && fip->field_tag != TIFFTAG_DOTRANGE) {
                                raw_data = _TIFFmalloc(
                                        _TIFFDataSize(fip->field_type)
                                        * value_count);
                                mem_alloc = 1;
                                if(TIFFGetField(tif, tag, raw_data) != 1) {
                                        _TIFFfree(raw_data);
                                        continue;
                                }
                        } else {
                                /* 
                                 * XXX: Should be fixed and removed, see the
                                 * notes related to TIFFTAG_PAGENUMBER,
                                 * TIFFTAG_HALFTONEHINTS,
                                 * TIFFTAG_YCBCRSUBSAMPLING and
                                 * TIFFTAG_DOTRANGE tags in tif_dir.c. */
                                char *tmp;
                                raw_data = _TIFFmalloc(
                                        _TIFFDataSize(fip->field_type)
                                        * value_count);
                                tmp = raw_data;
                                mem_alloc = 1;
                                if(TIFFGetField(tif, tag, tmp,
                                tmp + _TIFFDataSize(fip->field_type)) != 1) {
                                        _TIFFfree(raw_data);
                                        continue;
                                }
                        }
                }

                /*
                 * Catch the tags which needs to be specially handled and
                 * pretty print them. If tag not handled in
                 * _TIFFPrettyPrintField() fall down and print it as any other
                 * tag.
                 */
                if (_TIFFPrettyPrintField(tif, fd, tag, value_count, raw_data)) {
                        if(mem_alloc)
                                _TIFFfree(raw_data);
                        continue;
                }
                else
                        _TIFFPrintField(fd, fip, value_count, raw_data);

                if(mem_alloc)
                        _TIFFfree(raw_data);
            }
        }
        
        if (tif->tif_tagmethods.printdir)
                (*tif->tif_tagmethods.printdir)(tif, fd, flags);
        if ((flags & TIFFPRINT_STRIPS) &&
            TIFFFieldSet(tif,FIELD_STRIPOFFSETS)) {
                tstrip_t s;

                fprintf(fd, "  %lu %s:\n",
                    (long) td->td_nstrips,
                    isTiled(tif) ? "Tiles" : "Strips");
                for (s = 0; s < td->td_nstrips; s++)
                        fprintf(fd, "    %3lu: [%8lu, %8lu]\n",
                            (unsigned long) s,
                            (unsigned long) td->td_stripoffset[s],
                            (unsigned long) td->td_stripbytecount[s]);
        }
}

void
_TIFFprintAscii(FILE* fd, const char* cp)
{
        for (; *cp != '\0'; cp++) {
                const char* tp;

                if (isprint((int)*cp)) {
                        fputc(*cp, fd);
                        continue;
                }
                for (tp = "\tt\bb\rr\nn\vv"; *tp; tp++)
                        if (*tp++ == *cp)
                                break;
                if (*tp)
                        fprintf(fd, "\\%c", *tp);
                else
                        fprintf(fd, "\\%03o", *cp & 0xff);
        }
}

void
_TIFFprintAsciiTag(FILE* fd, const char* name, const char* value)
{
        fprintf(fd, "  %s: \"", name);
        _TIFFprintAscii(fd, value);
        fprintf(fd, "\"\n");
}

/* vim: set ts=8 sts=8 sw=8 noet: */