Exemple #1
0
static HPDF_STATUS
Resize  (HPDF_List   list,
         HPDF_UINT   count)
{
    void **new_obj;

    HPDF_PTRACE((" HPDF_List_Resize\n"));

    if (list->count >= count) {
        if (list->count == count)
            return HPDF_OK;
        else
            return HPDF_INVALID_PARAMETER;
    }

    new_obj = (void **)HPDF_GetMem (list->mmgr, count * sizeof(void *));

    if (!new_obj)
        return HPDF_Error_GetCode (list->error);

    if (list->obj)
        HPDF_MemCpy ((HPDF_BYTE *)new_obj, (HPDF_BYTE *)list->obj,
                list->block_siz * sizeof(void *));

    list->block_siz = count;
    if (list->obj)
        HPDF_FreeMem (list->mmgr, list->obj);
    list->obj = new_obj;

    return HPDF_OK;
}
Exemple #2
0
void
HPDF_UInt16Swap  (HPDF_UINT16  *value)
{
    HPDF_BYTE u[2];

    HPDF_MemCpy (u, (HPDF_BYTE*)value, 2);
    *value = (HPDF_UINT16)((HPDF_UINT16)u[0] << 8 | (HPDF_UINT16)u[1]);
}
Exemple #3
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static void UINT32Swap (HPDF_UINT32  *value)
{
  HPDF_BYTE b[4];

  HPDF_MemCpy (b, (HPDF_BYTE *)value, 4);
  *value = (HPDF_UINT32)((HPDF_UINT32)b[0] << 24 |
           (HPDF_UINT32)b[1] << 16 |
           (HPDF_UINT32)b[2] << 8 |
           (HPDF_UINT32)b[3]);
}
Exemple #4
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void
HPDF_UInt32Swap  (HPDF_UINT32  *value)
{
    HPDF_BYTE u[4];

    HPDF_MemCpy (u, (HPDF_BYTE*)value, 4);
    *value = (HPDF_UINT32)((HPDF_UINT32)u[0] << 24 |
                           (HPDF_UINT32)u[1] << 16 |
                           (HPDF_UINT32)u[2] <<  8 |
                           (HPDF_UINT32)u[3]);
}
Exemple #5
0
static const char*
LoadTTFontFromStream2 (HPDF_Doc         pdf,
                       HPDF_Stream      font_data,
                       HPDF_UINT        index,
                       HPDF_BOOL        embedding,
                       const char      *file_name)
{
    HPDF_FontDef def;

    HPDF_PTRACE ((" HPDF_LoadTTFontFromStream2\n"));

    def = HPDF_TTFontDef_Load2 (pdf->mmgr, font_data, index, embedding);
    if (def) {
        HPDF_FontDef  tmpdef = HPDF_Doc_FindFontDef (pdf, def->base_font);
        if (tmpdef) {
            HPDF_FontDef_Free (def);
            HPDF_SetError (&pdf->error, HPDF_FONT_EXISTS, 0);
            return NULL;
        }

        if (HPDF_List_Add (pdf->fontdef_list, def) != HPDF_OK) {
            HPDF_FontDef_Free (def);
            return NULL;
        }
    } else
        return NULL;

    if (embedding) {
        if (pdf->ttfont_tag[0] == 0) {
            HPDF_MemCpy (pdf->ttfont_tag, (HPDF_BYTE *)"HPDFAA", 6);
        } else {
            HPDF_INT i;

            for (i = 5; i >= 0; i--) {
                pdf->ttfont_tag[i] += 1;
                if (pdf->ttfont_tag[i] > 'Z')
                    pdf->ttfont_tag[i] = 'A';
                else
                    break;
            }
        }

        HPDF_TTFontDef_SetTagName (def, (char *)pdf->ttfont_tag);
    }

    return def->base_font;
}
Exemple #6
0
HPDF_STATUS
HPDF_Binary_SetValue  (HPDF_Binary  obj,
                       HPDF_BYTE    *value,
                       HPDF_UINT    len)
{
    if (len > HPDF_LIMIT_MAX_STRING_LEN)
        return HPDF_SetError (obj->error, HPDF_BINARY_LENGTH_ERR, 0);

    if (obj->value) {
        HPDF_FreeMem (obj->mmgr, obj->value);
        obj->len = 0;
    }

    obj->value = HPDF_GetMem (obj->mmgr, len);
    if (!obj->value)
        return HPDF_Error_GetCode (obj->error);

    HPDF_MemCpy (obj->value, value, len);
    obj->len = len;

    return HPDF_OK;
}
Exemple #7
0
static HPDF_Font
CIDFontType2_New (HPDF_Font parent, HPDF_Xref xref)
{
    HPDF_STATUS ret = HPDF_OK;
    HPDF_FontAttr attr = (HPDF_FontAttr)parent->attr;
    HPDF_FontDef fontdef = attr->fontdef;
    HPDF_TTFontDefAttr fontdef_attr = (HPDF_TTFontDefAttr)fontdef->attr;
    HPDF_Encoder encoder = attr->encoder;
    HPDF_CMapEncoderAttr encoder_attr =
                (HPDF_CMapEncoderAttr)encoder->attr;

    HPDF_Font font;
    HPDF_Array array;
    HPDF_UINT i;
    HPDF_UNICODE tmp_map[65536];
    HPDF_Dict cid_system_info;

    HPDF_UINT16 max = 0;

    HPDF_PTRACE ((" HPDF_CIDFontType2_New\n"));

    font = HPDF_Dict_New (parent->mmgr);
    if (!font)
        return NULL;

    if (HPDF_Xref_Add (xref, font) != HPDF_OK)
        return NULL;

    parent->before_write_fn = CIDFontType2_BeforeWrite_Func;

    ret += HPDF_Dict_AddName (font, "Type", "Font");
    ret += HPDF_Dict_AddName (font, "Subtype", "CIDFontType2");
    ret += HPDF_Dict_AddNumber (font, "DW", fontdef->missing_width);
    if (ret != HPDF_OK)
        return NULL;

    /* add 'DW2' element */
    array = HPDF_Array_New (font->mmgr);
    if (!array)
        return NULL;

    if (HPDF_Dict_Add (font, "DW2", array) != HPDF_OK)
        return NULL;

    ret += HPDF_Array_AddNumber (array, (HPDF_INT32)(fontdef->font_bbox.bottom));
    ret += HPDF_Array_AddNumber (array, (HPDF_INT32)(fontdef->font_bbox.bottom -
                fontdef->font_bbox.top));

    HPDF_MemSet (tmp_map, 0, sizeof(HPDF_UNICODE) * 65536);

    if (ret != HPDF_OK)
        return NULL;

    for (i = 0; i < 256; i++) {
        HPDF_UINT j;

        for (j = 0; j < 256; j++) {
	    if (encoder->to_unicode_fn == HPDF_CMapEncoder_ToUnicode) {
		HPDF_UINT16 cid = encoder_attr->cid_map[i][j];
		if (cid != 0) {
		    HPDF_UNICODE unicode = encoder_attr->unicode_map[i][j];
		    HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (fontdef,
								 unicode);
		    tmp_map[cid] = gid;
		    if (max < cid)
			max = cid;
		}
	    } else {
		HPDF_UNICODE unicode = (i << 8) | j;
		HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (fontdef,
							     unicode);
		tmp_map[unicode] = gid;
		if (max < unicode)
		    max = unicode;
	    }
	}
    }

    if (max > 0) {
        HPDF_INT16 dw = fontdef->missing_width;
        HPDF_UNICODE *ptmp_map = tmp_map;
        HPDF_Array tmp_array = NULL;

        /* add 'W' element */
        array = HPDF_Array_New (font->mmgr);
        if (!array)
            return NULL;

        if (HPDF_Dict_Add (font, "W", array) != HPDF_OK)
            return NULL;

        for (i = 0; i < max; i++, ptmp_map++) {
            HPDF_INT w = HPDF_TTFontDef_GetGidWidth (fontdef, *ptmp_map);

            if (w != dw) {
                if (!tmp_array) {
                    if (HPDF_Array_AddNumber (array, i) != HPDF_OK)
                        return NULL;

                    tmp_array = HPDF_Array_New (font->mmgr);
                    if (!tmp_array)
                        return NULL;

                    if (HPDF_Array_Add (array, tmp_array) != HPDF_OK)
                        return NULL;
                }

                if ((ret = HPDF_Array_AddNumber (tmp_array, w)) != HPDF_OK)
                    return NULL;
            } else
                  tmp_array = NULL;
        }

        /* create "CIDToGIDMap" data */
        if (fontdef_attr->embedding) {
            attr->map_stream = HPDF_DictStream_New (font->mmgr, xref);
            if (!attr->map_stream)
                return NULL;

            if (HPDF_Dict_Add (font, "CIDToGIDMap", attr->map_stream) != HPDF_OK)
                return NULL;

            for (i = 0; i < max; i++) {
                HPDF_BYTE u[2];
                HPDF_UINT16 gid = tmp_map[i];

                u[0] = (HPDF_BYTE)(gid >> 8);
                u[1] = (HPDF_BYTE)gid;

                HPDF_MemCpy ((HPDF_BYTE *)(tmp_map + i), u, 2);
            }

            if ((ret = HPDF_Stream_Write (attr->map_stream->stream,
                            (HPDF_BYTE *)tmp_map, max * 2)) != HPDF_OK)
                return NULL;
        }
HPDF_STATUS
HPDF_String_Write  (HPDF_String   obj,
                    HPDF_Stream   stream,
                    HPDF_Encrypt  e)
{
    HPDF_STATUS ret;

    /*
     *  When encoder is not NULL, text is changed to unicode using encoder,
     *  and it outputs by HPDF_write_binary method.
     */

    HPDF_PTRACE((" HPDF_String_Write\n"));

    if (e)
        HPDF_Encrypt_Reset (e);

    if (obj->encoder == NULL) {
        if (e) {
            if ((ret = HPDF_Stream_WriteChar (stream, '<')) != HPDF_OK)
                return ret;

            if ((ret = HPDF_Stream_WriteBinary (stream, obj->value,
                    HPDF_StrLen ((char *)obj->value, -1), e)) != HPDF_OK)
                return ret;

            return HPDF_Stream_WriteChar (stream, '>');
        } else {
            return HPDF_Stream_WriteEscapeText (stream, (char *)obj->value);
        }
    } else {
        HPDF_BYTE* src = obj->value;
        HPDF_BYTE buf[HPDF_TEXT_DEFAULT_LEN * 2];
        HPDF_UINT tmp_len = 0;
        HPDF_BYTE* pbuf = buf;
        HPDF_INT32 len = obj->len;
        HPDF_ParseText_Rec  parse_state;
        HPDF_UINT i;

        if ((ret = HPDF_Stream_WriteChar (stream, '<')) != HPDF_OK)
           return ret;

        if ((ret = HPDF_Stream_WriteBinary (stream, UNICODE_HEADER, 2, e))
                        != HPDF_OK)
            return ret;

        HPDF_Encoder_SetParseText (obj->encoder, &parse_state, src, len);

        for (i = 0; i < len; i++) {
            HPDF_BYTE b = src[i];
            HPDF_UNICODE tmp_unicode;
            HPDF_ByteType btype = HPDF_Encoder_ByteType (obj->encoder,
                    &parse_state);

            if (tmp_len >= HPDF_TEXT_DEFAULT_LEN - 1) {
                if ((ret = HPDF_Stream_WriteBinary (stream, buf,
                            tmp_len * 2, e)) != HPDF_OK)
                    return ret;

                tmp_len = 0;
                pbuf = buf;
            }

            if (btype != HPDF_BYTE_TYPE_TRIAL) {
                if (btype == HPDF_BYTE_TYPE_LEAD) {
                    HPDF_BYTE b2 = src[i + 1];
                    HPDF_UINT16 char_code = (HPDF_UINT) b * 256 + b2;

                    tmp_unicode = HPDF_Encoder_ToUnicode (obj->encoder,
                                char_code);
                } else {
                    tmp_unicode = HPDF_Encoder_ToUnicode (obj->encoder, b);
                }

                HPDF_UInt16Swap (&tmp_unicode);
                HPDF_MemCpy (pbuf, (HPDF_BYTE*)&tmp_unicode, 2);
                pbuf += 2;
                tmp_len++;
            }
        }

        if (tmp_len > 0) {
            if ((ret = HPDF_Stream_WriteBinary (stream, buf, tmp_len * 2, e))
                            != HPDF_OK)
                return ret;
        }

        if ((ret = HPDF_Stream_WriteChar (stream, '>')) != HPDF_OK)
            return ret;
    }

    return HPDF_OK;
}
Exemple #9
0
HPDF_STATUS
HPDF_Info_SetInfoDateAttr (HPDF_Dict      info,
                           HPDF_InfoType  type,
                           HPDF_Date      value)
{
    char tmp[HPDF_DATE_TIME_STR_LEN + 1];
    char* ptmp;
    const char* name = InfoTypeToName (type);

    HPDF_PTRACE((" HPDF_Info_SetInfoDateAttr\n"));

    if (type > HPDF_INFO_MOD_DATE)
        return HPDF_SetError (info->error, HPDF_INVALID_PARAMETER, 0);

    HPDF_MemSet (tmp, 0, HPDF_DATE_TIME_STR_LEN + 1);
    if (value.month < 1 || 12 < value.month ||
        value.day < 1 ||
        23 < value.hour ||
        59 < value.minutes ||
        59 < value.seconds ||
        (value.ind != '+' && value.ind != '-' && value.ind != 'Z' &&
                value.ind != ' ') ||
        23 < value.off_hour ||
        59 < value.off_minutes) {
        return HPDF_SetError (info->error, HPDF_INVALID_DATE_TIME, 0);
    }

    switch (value.month) {
        case 1:
        case 3:
        case 5:
        case 7:
        case 8:
        case 10:
        case 12:
            if (value.day > 31)
                return HPDF_SetError (info->error, HPDF_INVALID_DATE_TIME, 0);

            break;
        case 4:
        case 6:
        case 9:
        case 11:
            if (value.day > 30)
                return HPDF_SetError (info->error, HPDF_INVALID_DATE_TIME, 0);

            break;
        case 2:
            if (value.day > 29 || (value.day == 29 &&
                (value.year % 4 != 0 ||
                (value.year % 100 == 0 && value.year % 400 != 0))))
                return HPDF_SetError (info->error, HPDF_INVALID_DATE_TIME, 0);

            break;
        default:
            return HPDF_SetError (info->error, HPDF_INVALID_DATE_TIME, 0);
    }

    ptmp = (char *)HPDF_MemCpy ((HPDF_BYTE *)tmp, (HPDF_BYTE *)"D:", 2);
    ptmp = HPDF_IToA2 (ptmp, value.year, 5);
    ptmp = HPDF_IToA2 (ptmp, value.month, 3);
    ptmp = HPDF_IToA2 (ptmp, value.day, 3);
    ptmp = HPDF_IToA2 (ptmp, value.hour, 3);
    ptmp = HPDF_IToA2 (ptmp, value.minutes, 3);
    ptmp = HPDF_IToA2 (ptmp, value.seconds, 3);
    if (value.ind != ' ') {
        *ptmp++ = value.ind;
        ptmp = HPDF_IToA2 (ptmp, value.off_hour, 3);
        *ptmp++ = '\'';
        ptmp = HPDF_IToA2 (ptmp, value.off_minutes, 3);
        *ptmp++ = '\'';
    }
    *ptmp = 0;

    return HPDF_Dict_Add (info, name, HPDF_String_New (info->mmgr, tmp,
                NULL));
}
static HPDF_STATUS
LoadFontData (HPDF_FontDef  fontdef,
              HPDF_Stream   stream)
{
    HPDF_Type1FontDefAttr attr = (HPDF_Type1FontDefAttr)fontdef->attr;
    char buf[HPDF_STREAM_BUF_SIZ];
    char* pbuf = buf;
    HPDF_UINT len = 0;
    HPDF_STATUS ret;
    HPDF_BOOL end_flg = HPDF_FALSE;

    HPDF_PTRACE (" LoadFontData\n");

    attr->font_data = HPDF_MemStream_New (fontdef->mmgr, HPDF_STREAM_BUF_SIZ);

    if (!attr->font_data)
        return HPDF_Error_GetCode (fontdef->error);

    len = 11;
    ret = HPDF_Stream_Read (stream, (HPDF_BYTE *)pbuf, &len);
    if (ret != HPDF_OK)
        return ret;
    pbuf += 11;

    for (;;) {
        len = HPDF_STREAM_BUF_SIZ - 11;
        ret = HPDF_Stream_Read (stream, (HPDF_BYTE *)pbuf, &len);
        if (ret == HPDF_STREAM_EOF) {
            end_flg = HPDF_TRUE;
        } else if (ret != HPDF_OK)
            return ret;

        if (len > 0) {
            if (attr->length1 == 0) {
               const char *s1 = HPDF_StrStr (buf, "eexec", len + 11);

               /* length1 indicate the size of ascii-data of font-file. */
               if (s1)
                  attr->length1 = attr->font_data->size + (s1 - buf) + 6;
            }

            if (attr->length1 > 0 && attr->length2 == 0) {
                const char *s2 = HPDF_StrStr (buf, "cleartomark",
                        len + 11);

                if (s2)
                    attr->length2 = attr->font_data->size + - 520 -
                        attr->length1 + (s2 - buf);
                /*  length1 indicate the size of binary-data.
                 *  in most fonts, it is all right at 520 bytes . but it need
                 *  to modify because it does not fully satisfy the
                 *  specification of type-1 font.
                 */
            }
        }

        if (end_flg) {
            if ((ret = HPDF_Stream_Write (attr->font_data, (HPDF_BYTE *)buf, len + 11)) !=
                        HPDF_OK)
                return ret;

            break;
        } else {
            if ((ret = HPDF_Stream_Write (attr->font_data, (HPDF_BYTE *)buf, len)) !=
                        HPDF_OK)
                return ret;
            HPDF_MemCpy ((HPDF_BYTE *)buf, (HPDF_BYTE *)buf + len, 11);
            pbuf = buf + 11;
        }
    }

    if (attr->length1 == 0 || attr->length2 == 0)
        return HPDF_SetError (fontdef->error, HPDF_UNSUPPORTED_TYPE1_FONT, 0);

    attr->length3 = attr->font_data->size - attr->length1 - attr->length2;

    return HPDF_OK;
}
Exemple #11
0
static HPDF_STATUS
CIDFontType2_BeforeWrite_Func  (HPDF_Dict obj)
{
    HPDF_FontAttr font_attr = (HPDF_FontAttr)obj->attr;
    HPDF_FontDef def = font_attr->fontdef;
    HPDF_TTFontDefAttr def_attr = (HPDF_TTFontDefAttr)def->attr;
    HPDF_STATUS ret = 0;

    HPDF_Font font;
    HPDF_Encoder encoder = font_attr->encoder;
    HPDF_CMapEncoderAttr encoder_attr =
                (HPDF_CMapEncoderAttr)encoder->attr;

    HPDF_Array array;
    HPDF_UINT i;
    HPDF_UNICODE tmp_map[65536];
    HPDF_UINT16 max = 0;


    HPDF_PTRACE ((" CIDFontType2_BeforeWrite_Func\n"));

    font = font_attr->descendant_font;
    HPDF_MemSet (tmp_map, 0, sizeof(HPDF_UNICODE) * 65536);

    if (ret != HPDF_OK)
        return ret;

    for (i = 0; i < 256; i++) {
        HPDF_UINT j;

        for (j = 0; j < 256; j++) {
	    if (encoder->to_unicode_fn == HPDF_CMapEncoder_ToUnicode) {
		HPDF_UINT16 cid = encoder_attr->cid_map[i][j];
		if (cid != 0) {
		    HPDF_UNICODE unicode = encoder_attr->unicode_map[i][j];
		    HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (def,
								 unicode);
		    tmp_map[cid] = gid;
		    if (max < cid)
			max = cid;
		}
	    } else {
		HPDF_UNICODE unicode = (i << 8) | j;
		HPDF_UINT16 gid = HPDF_TTFontDef_GetGlyphid (def,
							     unicode);
		tmp_map[unicode] = gid;
		if (max < unicode)
		    max = unicode;
	    }
	}
    }

    if (def_attr->is_cidfont) {
	max = def_attr->num_glyphs;
    }

    if (max > 0) {
        HPDF_INT16 dw = def->missing_width;
        HPDF_UNICODE *ptmp_map = tmp_map;
        HPDF_Array tmp_array = NULL;

        /* add 'W' element */
        array = HPDF_Array_New (font->mmgr);
        if (!array)
            return HPDF_FAILD_TO_ALLOC_MEM;

        if (HPDF_Dict_Add (font, "W", array) != HPDF_OK)
            return HPDF_FAILD_TO_ALLOC_MEM;

        for (i = 0; i < max; i++) {
            HPDF_INT w;
	    HPDF_UINT16 gid;

            if (def_attr->is_cidfont) {
	        gid = i;
	    } else {
	        gid = *ptmp_map;
		ptmp_map++;
	    }
            w = HPDF_TTFontDef_GetGidWidth (def, gid);

            if (def_attr->glyph_tbl.flgs[gid] && w != dw) {
                if (!tmp_array) {
                    if (HPDF_Array_AddNumber (array, i) != HPDF_OK)
                        return HPDF_FAILD_TO_ALLOC_MEM;

                    tmp_array = HPDF_Array_New (font->mmgr);
                    if (!tmp_array)
                        return HPDF_FAILD_TO_ALLOC_MEM;

                    if (HPDF_Array_Add (array, tmp_array) != HPDF_OK)
                        return HPDF_FAILD_TO_ALLOC_MEM;
                }

                if ((ret = HPDF_Array_AddNumber (tmp_array, w)) != HPDF_OK)
                    return HPDF_FAILD_TO_ALLOC_MEM;
            } else
                  tmp_array = NULL;
        }

        /* create "CIDToGIDMap" data */
        if (def_attr->embedding) {
            if (def_attr->is_cidfont) {
                ret += HPDF_Dict_AddName (font, "CIDToGIDMap", "Identity");
            } else {
                font_attr->map_stream = HPDF_DictStream_New (font->mmgr, font_attr->xref);
                if (!font_attr->map_stream)
                    return HPDF_FAILD_TO_ALLOC_MEM;

                if (HPDF_Dict_Add (font, "CIDToGIDMap", font_attr->map_stream) != HPDF_OK)
                    return HPDF_FAILD_TO_ALLOC_MEM;

                for (i = 0; i < max; i++) {
                    HPDF_BYTE u[2];
                    HPDF_UINT16 gid = tmp_map[i];

                    u[0] = (HPDF_BYTE)(gid >> 8);
                    u[1] = (HPDF_BYTE)gid;

                    HPDF_MemCpy ((HPDF_BYTE *)(tmp_map + i), u, 2);
                }

                if ((ret = HPDF_Stream_Write (font_attr->map_stream->stream,
                                (HPDF_BYTE *)tmp_map, max * 2)) != HPDF_OK)
                    return HPDF_FAILD_TO_ALLOC_MEM;
            }
        }
    } else {