Examples of org.sleuthkit.autopsy.coreutils.StringExtract.StringExtractUnicodeTable.SCRIPT

Package org.sleuthkit.autopsy.coreutils.StringExtract.StringExtractUnicodeTable

Examples of org.sleuthkit.autopsy.coreutils.StringExtract.StringExtractUnicodeTable.SCRIPT

org.sleuthkit.autopsy.coreutils.StringExtract.StringExtractUnicodeTable.SCRIPT

                toUpdate = new ArrayList<>();
                final int components = checkPanel.getComponentCount();
                for (int i = 0; i < components; ++i) {
                    JCheckBox ch = (JCheckBox) checkPanel.getComponent(i);
                    if (ch.isSelected()) {
                        SCRIPT s = scripts.get(ch.getText());
                        toUpdate.add(s);
                    }
                }
            }
        };

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        public static int getScriptValue(SCRIPT script) {
            return script.ordinal();
        }


        public static SCRIPT scriptForString(String scriptStringVal) {
            SCRIPT script = SCRIPT.valueOf(scriptStringVal);
            return script;
        }

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            }
        }


        if (bytesRead > 0) {
            //text = DataConversion.getString(data, bytesRead, 4);
            final SCRIPT selScript = (SCRIPT) languageCombo.getSelectedItem();
            stringExtract.setEnabledScript(selScript);
            StringExtractResult res = stringExtract.extract(data, bytesRead, 0);
            text = res.getText();
            if (text.trim().isEmpty()) {
                text = NbBundle.getMessage(this.getClass(),

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        int curOffset = offset;


        final StringBuilder tempString = new StringBuilder();


        SCRIPT currentScript = SCRIPT.NONE;


        boolean inControl = false;


        //while we have 2 byte chunks
        byte[] b = new byte[2];
        while (curOffset < len - 1) {
            b[0] = buff[curOffset++];
            b[1] = buff[curOffset++];


            if (endianSwap) {
                byte temp = b[0];
                b[0] = b[1];
                b[1] = temp;
            }


            //convert the byte sequence to 2 byte char
            //ByteBuffer bb = ByteBuffer.wrap(b);
            //int byteVal = bb.getInt();
            char byteVal = (char) b[1];
            byteVal = (char) (byteVal << 8);
            byteVal += b[0];


            //skip if beyond range
            if (byteVal > StringExtractUnicodeTable.UNICODE_TABLE_SIZE - 1) {
                break;
            }


            //lookup byteVal in the unicode table
            SCRIPT scriptFound = unicodeTable.getScript(byteVal);


            if (scriptFound == SCRIPT.NONE) {
                break;
            }

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        int ch = 0; //character being extracted
        int chBytes; //num bytes consumed by current char (1 - 4)


        final StringBuilder tempString = new StringBuilder();


        SCRIPT currentScript = SCRIPT.NONE;


        boolean inControl = false;


        //decode and extract a character
        while (curOffset < len) {
            // based on "valid UTF-8 byte sequences" in the Unicode 5.0 book
            final int curByte = buff[curOffset] & 0xFF; //ensure we are not comparing signed bytes to ints
            if (curByte <= 0x7F) {
                chBytes = 1;
                ch = curByte;
            } else if (curByte <= 0xC1) {
                break;
            } else if (curByte <= 0xDF) {
                if (len - curOffset < 2) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                if (curByte_1 >= 0x80 && curByte_1 <= 0xBF) {
                    chBytes = 2;
                    ch = (((curByte & 0x1f) << 6) + (curByte_1 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte == 0xE0) {
                if (len - curOffset < 3) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;


                if (curByte_1 >= 0xA0 && curByte_1 <= 0xBF
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF) {
                    chBytes = 3;
                    ch = (((curByte & 0x0f) << 12) + ((curByte_1 & 0x3f) << 6) + (curByte_2 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte <= 0xEC) {
                if (len - curOffset < 3) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;
                if (curByte_1 >= 0x80 && curByte_1 <= 0xBF
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF) {
                    chBytes = 3;
                    ch = (((curByte & 0x0f) << 12) + ((curByte_1 & 0x3f) << 6) + (curByte_2 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte == 0xED) {
                if (len - curOffset < 3) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;
                if (curByte_1 >= 0x80 && curByte_1 <= 0x9F
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF) {
                    chBytes = 3;
                    ch = (((curByte & 0x0f) << 12) + ((curByte_1 & 0x3f) << 6) + (curByte_2 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte <= 0xEF) {
                if (len - curOffset < 3) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;
                if (curByte_1 >= 0x80 && curByte_1 <= 0xBF
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF) {
                    chBytes = 3;
                    ch = (((curByte & 0x0f) << 12) + ((curByte_1 & 0x3f) << 6) + (curByte_2 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte == 0xF0) {
                if (len - curOffset < 4) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;
                final int curByte_3 = buff[curOffset + 3] & 0xFF;
                if (curByte_1 >= 0x90 && curByte_1 <= 0xBF
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF
                        && curByte_3 >= 0x80 && curByte_3 <= 0xBF) {
                    chBytes = 4;
                    ch = (((curByte & 0x07) << 18) + ((curByte_1 & 0x3f) << 12) + ((curByte_2 & 0x3f) << 6) + (curByte_3 & 0x3f));
                } else {
                    break;
                }
            } else if (curByte <= 0xF3) {
                if (len - curOffset < 4) {
                    break;
                }
                final int curByte_1 = buff[curOffset + 1] & 0xFF;
                final int curByte_2 = buff[curOffset + 2] & 0xFF;
                final int curByte_3 = buff[curOffset + 3] & 0xFF;
                if (curByte_1 >= 0x80 && curByte_1 <= 0xBF
                        && curByte_2 >= 0x80 && curByte_2 <= 0xBF
                        && curByte_3 >= 0x80 && curByte_3 <= 0xBF) {
                    chBytes = 4;
                    ch = (((curByte & 0x07) << 18) + ((curByte_1 & 0x3f) << 12) + ((curByte_2 & 0x3f) << 6) + (curByte_3 & 0x3f));
                } else {
                    break;
                }
            } else {
                break;
            }




            curOffset += chBytes;


            //skip if beyond range
            if (ch > StringExtractUnicodeTable.UNICODE_TABLE_SIZE - 1) {
                break;
            }


            //lookup byteVal in the unicode table
            SCRIPT scriptFound = unicodeTable.getScript(ch);


            if (scriptFound == SCRIPT.NONE) {
                break;
            }

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