示例#1
0
def parse_db_header(first_page_hex_string):
    global DB_FILE_SIZE_IN_BYTES
    global HEADER_MAGIC_STRING
    global HEADER_DATABASE_PAGESIZE
    global HEADER_FILE_FORMAT_WRITE_VERSION
    global HEADER_FILE_FORMAT_READ_VERSION
    global HEADER_RESERVED_SPACE_PER_PAGE
    global HEADER_MAXIMUM_EMBEDDED_PAYLOAD_FRACTION
    global HEADER_MINIMUM_EMBEDDED_PAYLOAD_FRACTION
    global HEADER_LEAF_PAYLOAD_FRACTION
    global HEADER_FILE_CHANGE_COUNTER
    global HEADER_DATABASE_SIZE_IN_PAGES
    global HEADER_FIRST_FREE_TRUNK_PAGE
    global HEADER_TOTAL_NUMBER_OF_FREELIST_PAGES
    global HEADER_SCHEMA_COOKIE
    global HEADER_SCHEMA_FORMAT_NUMBER
    global HEADER_DEFAULT_PAGE_CACHE_SIZE
    global HEADER_LARGEST_ROOT_BTREE_PAGE_NUMBER
    global HEADER_DATABASE_TEXT_ENCODING
    global HEADER_USER_VERSION
    global HEADER_INCREMENTAL_VACCUM_MODE
    global HEADER_RESERVED_FOR_EXPANSION
    global HEADER_VERSION_VALID_FOR_NUMBER
    global HEADER_SQLITE_VERSION_NUMBER
    global HEADER_FILE_CHANGE_COUNTER_VALID

    # Parse sqlite3 header structure
    _adel_log.log("\nparseDBHeader:                ----> parsing sqlite3 database file header", 3)

    # Header bytes [0:15]: sqlite3 magic string (without null terminator, thus 15 bytes only)
    HEADER_MAGIC_STRING = _helpersStringOperations.hexstring_to_ascii(first_page_hex_string[0 * 2:15 * 2])
    if HEADER_MAGIC_STRING != "SQLite format 3":
        _adel_log.log("parse_db_header: WARNING! unknown sqlite3 magic string found: \"" + str(HEADER_MAGIC_STRING) + "\"", 2)
    else:
        _adel_log.log("parse_db_header:                      OK - sqlite3 magic string: \"" + str(HEADER_MAGIC_STRING) + "\"", 3)
    # Header bytes [16:18]: database page size
    HEADER_DATABASE_PAGESIZE = int(first_page_hex_string[16 * 2:18 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - database page size: " + str(HEADER_DATABASE_PAGESIZE), 3)
    # Header byte [18:19]: file format write version (must be 1 or 2)
    HEADER_FILE_FORMAT_WRITE_VERSION = int(first_page_hex_string[18 * 2:19 * 2], 16)
    if HEADER_FILE_FORMAT_WRITE_VERSION != 1 and HEADER_FILE_FORMAT_WRITE_VERSION != 2:
        _adel_log.log("parse_db_header: WARNING! invalid file format write version (must be 1 or 2): " + str(HEADER_FILE_FORMAT_WRITE_VERSION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - file format write version (must be 1 or 2): " + str(HEADER_FILE_FORMAT_WRITE_VERSION), 3)
    # Header byte [19:20]: file format read version (must be 1 or 2)
    HEADER_FILE_FORMAT_READ_VERSION = int(first_page_hex_string[19 * 2:20 * 2], 16)
    if HEADER_FILE_FORMAT_READ_VERSION != 1 and HEADER_FILE_FORMAT_READ_VERSION != 2:
        _adel_log.log("parse_db_header: WARNING! invalid file format read version (must be 1 or 2): " + str(HEADER_FILE_FORMAT_READ_VERSION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - file format read version (must be 1 or 2): " + str(HEADER_FILE_FORMAT_READ_VERSION), 3)
    # Header byte [20:21]: reserved space per page (usually 0)
    HEADER_RESERVED_SPACE_PER_PAGE = int(first_page_hex_string[20 * 2:21 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - reserved space per page (usually 0): " + str(HEADER_RESERVED_SPACE_PER_PAGE), 3)
    # Header byte [21:22]: maximum embedded payload fraction (must be 64)
    HEADER_MAXIMUM_EMBEDDED_PAYLOAD_FRACTION = int(first_page_hex_string[21 * 2:22 * 2], 16)
    if HEADER_MAXIMUM_EMBEDDED_PAYLOAD_FRACTION != 64:
        _adel_log.log("parse_db_header: WARNING! invalid maximum embedded payload fraction (must be 64): " + str(HEADER_MAXIMUM_EMBEDDED_PAYLOAD_FRACTION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - maximum embedded payload fraction (must be 64): " + str(HEADER_MAXIMUM_EMBEDDED_PAYLOAD_FRACTION), 3)
    # Header byte [22:23]: minimum embedded payload fraction (must be 32)
    HEADER_MINIMUM_EMBEDDED_PAYLOAD_FRACTION = int(first_page_hex_string[22 * 2:23 * 2], 16)
    if HEADER_MINIMUM_EMBEDDED_PAYLOAD_FRACTION != 32:
        _adel_log.log("parse_db_header: WARNING! invalid minimum embedded payload fraction (must be 32): " + str(HEADER_MINIMUM_EMBEDDED_PAYLOAD_FRACTION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - minimum embedded payload fraction (must be 32): " + str(HEADER_MINIMUM_EMBEDDED_PAYLOAD_FRACTION), 3)
    # Header byte [23:24]: leaf payload fraction (must be 32)
    HEADER_LEAF_PAYLOAD_FRACTION = int(first_page_hex_string[23 * 2:24 * 2], 16)
    if HEADER_LEAF_PAYLOAD_FRACTION != 32:
        _adel_log.log("parse_db_header: WARNING! invalid leaf payload fraction (must be 32): " + str(HEADER_LEAF_PAYLOAD_FRACTION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - leaf payload fraction (must be 32): " + str(HEADER_LEAF_PAYLOAD_FRACTION), 3)
    # Header bytes [24:28]: file change counter
    HEADER_FILE_CHANGE_COUNTER = int(first_page_hex_string[24 * 2:28 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - file change counter: " + str(HEADER_FILE_CHANGE_COUNTER), 3)
    # Header bytes [28:32]: database size in pages
    HEADER_DATABASE_SIZE_IN_PAGES = int(first_page_hex_string[28 * 2:32 * 2], 16)
    # Check if database file size in header is valid
    if ((DB_FILE_SIZE_IN_BYTES / HEADER_DATABASE_PAGESIZE) != HEADER_DATABASE_SIZE_IN_PAGES):
        if HEADER_DATABASE_SIZE_IN_PAGES == 0:
            # Header field is not set (e.g. through older versions of SQLite)
            _adel_log.log("parse_db_header:                      OK - database header field for size in pages is not set (e.g. by older SQLite versions): " + str(HEADER_DATABASE_SIZE_IN_PAGES) + " pages", 3)
            HEADER_DATABASE_SIZE_IN_PAGES = DB_FILE_SIZE_IN_BYTES / HEADER_DATABASE_PAGESIZE
            _adel_log.log("                                         determined database size in pages through calculation (file size / page size): " + str(HEADER_DATABASE_SIZE_IN_PAGES) + " pages", 3)
        else:
            # Raise warning with old size
            _adel_log.log("parse_db_header: WARNING! header field for database size in pages incorrect: " + str(HEADER_DATABASE_SIZE_IN_PAGES) + " pages", 2)
            # Calculate correct size
            HEADER_DATABASE_SIZE_IN_PAGES = DB_FILE_SIZE_IN_BYTES / HEADER_DATABASE_PAGESIZE
            # Raise new size
            _adel_log.log("                        determined database size in pages through calculation (file size / page size): " + str(HEADER_DATABASE_SIZE_IN_PAGES) + " pages", 3)
    else:
        _adel_log.log("parse_db_header:                      OK - database size in pages is: " + str(HEADER_DATABASE_SIZE_IN_PAGES) + " pages", 3)
    # Header bytes [32:36]: first freelist trunk page
    HEADER_FIRST_FREE_TRUNK_PAGE = int(first_page_hex_string[32 * 2:36 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - first freelist trunk page: " + str(HEADER_FIRST_FREE_TRUNK_PAGE), 3)
    # header bytes [36:40]: total number of freelist pages
    HEADER_TOTAL_NUMBER_OF_FREELIST_PAGES = int(first_page_hex_string[36 * 2:40 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - total number of freelist pages: " + str(HEADER_TOTAL_NUMBER_OF_FREELIST_PAGES), 3)
    # Header bytes [40:44]: schema cookie
    HEADER_SCHEMA_COOKIE = int(first_page_hex_string[40 * 2:44 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - schema cookie: " + str(HEADER_SCHEMA_COOKIE), 3)
    # Header bytes [44:48]: schema format number (must be 1-4)
    HEADER_SCHEMA_FORMAT_NUMBER = int(first_page_hex_string[44 * 2:48 * 2], 16)
    if HEADER_SCHEMA_FORMAT_NUMBER < 1 and HEADER_SCHEMA_FORMAT_NUMBER > 4:
        _adel_log.log("parse_db_header: WARNING! invalid schema format number (must be 1-4): " + str(HEADER_SCHEMA_FORMAT_NUMBER), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - schema format number (must be 1-4): " + str(HEADER_SCHEMA_FORMAT_NUMBER), 3)
    # Header bytes [48:52]: default page cache size
    HEADER_DEFAULT_PAGE_CACHE_SIZE = int(first_page_hex_string[48 * 2:52 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - default page cache size: " + str(HEADER_DEFAULT_PAGE_CACHE_SIZE), 3)
    # Header bytes [52:56]: largest root b-tree page number
    HEADER_LARGEST_ROOT_BTREE_PAGE_NUMBER = int(first_page_hex_string[52 * 2:56 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - largest root b-tree page number: " + str(HEADER_LARGEST_ROOT_BTREE_PAGE_NUMBER), 3)
    # Header bytes [56:60]: database text encoding (must be 1-3)
    HEADER_DATABASE_TEXT_ENCODING = int(first_page_hex_string[56 * 2:60 * 2], 16)
    if HEADER_DATABASE_TEXT_ENCODING < 1 and HEADER_SCHEMA_FORMAT_NUMBER > 3:
        _adel_log.log("parse_db_header: WARNING! invalid database text encoding (must be 1-3): " + str(HEADER_DATABASE_TEXT_ENCODING), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - database text encoding (must be 1-3): " + str(HEADER_DATABASE_TEXT_ENCODING), 3)
    # Header bytes [60:64]: user version
    HEADER_USER_VERSION = int(first_page_hex_string[60 * 2:64 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - user version: " + str(HEADER_USER_VERSION), 3)
    # header bytes [64:68]: incremental-vacuum mode (1, zero otherwise)
    HEADER_INCREMENTAL_VACCUM_MODE = int(first_page_hex_string[64 * 2:68 * 2], 16)
    if HEADER_INCREMENTAL_VACCUM_MODE != 0 and HEADER_INCREMENTAL_VACCUM_MODE != 1:
        _adel_log.log("parse_db_header: WARNING! invalid incremental-vacuum mode (1, zero otherwise): " + str(HEADER_INCREMENTAL_VACCUM_MODE), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - incremental-vacuum mode (1, zero otherwise): " + str(HEADER_INCREMENTAL_VACCUM_MODE), 3)
    # Header bytes [68:92]: reservation for expansion (must be 0)
    HEADER_RESERVED_FOR_EXPANSION = int(first_page_hex_string[68 * 2:92 * 2], 16)
    if HEADER_RESERVED_FOR_EXPANSION != 0:
        _adel_log.log("parse_db_header: WARNING! invalid reservation for expansion (must be 0): " + str(HEADER_RESERVED_FOR_EXPANSION), 2)
    else:
        _adel_log.log("parse_db_header:                      OK - reservation for expansion (must be 0): " + str(HEADER_RESERVED_FOR_EXPANSION), 3)
    # Header bytes [92:96]: version valid for number
    HEADER_VERSION_VALID_FOR_NUMBER = int(first_page_hex_string[92 * 2:96 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - version valid for number: " + str(HEADER_VERSION_VALID_FOR_NUMBER), 3)
    # Header bytes [96:100]: sqlite version number
    HEADER_SQLITE_VERSION_NUMBER = int(first_page_hex_string[96 * 2:100 * 2], 16)
    _adel_log.log("parse_db_header:                      OK - sqlite version number: " + str(HEADER_SQLITE_VERSION_NUMBER), 3)

    # Check whether the file change counter is valid
    if (HEADER_FILE_CHANGE_COUNTER == HEADER_VERSION_VALID_FOR_NUMBER):
        # field valid
        HEADER_FILE_CHANGE_COUNTER_VALID = 0
    else:
        # Field not valid
        HEADER_FILE_CHANGE_COUNTER_VALID = 1

    _adel_log.log("parse_db_header:                ----> sqlite3 database file header parsed", 3)


#-----------------Example-------------------
#if __name__ == "__main__":
#    # Set date and time
#    DATE     = str(datetime.datetime.today()).split(' ')[0]
#    TIME     = str(datetime.datetime.today()).split(' ')[1].split('.')[0].split(':')
#    log_file  = DATE + "__" + TIME[0] + "-" + TIME[1] + "-" + TIME[2] + "__sqliteParser.log"
#    _adel_log.FILE_HANDLE = open(log_file, "a+")
#
#    # Check database file name
#    number_of_args = len(sys.argv[1:])
#    if number_of_args > 0:
#        file_name = sys.argv[1]
#    else:
#        _adel_log.log("_sqliteParser: WARNING! no database file given --> using test database \"sql3_test.db\"", 2)
#        # initialize the db file for testing purposes if not given as command line argument
#        file_name = "sql3_test.db"
#    if number_of_args > 1:
#        _adel_log.LOG_LEVEL_GLOBAL = sys.argv[2]
#    else:
#        _adel_log.LOG_LEVEL_GLOBAL = 4
#
#    parse_db(file_name)
#
#    # Test databases
#    file_names = []
#    file_names.append(file_name)
#    #file_names.append("sql3_test.db")
#    #file_names.append("contacts.db")
#
#    file_names.append("testDBs/T1_cal.sqlite")
#    file_names.append("testDBs/T2_cookies.sqlite")
#    file_names.append("testDBs/T3_dl.sqlite")
#    file_names.append("testDBs/T4_global-messages.sqlite")
#    file_names.append("testDBs/T5_urls.sqlite")
#
#    file_names.append("testDBs/SE_01_account.db")
#    file_names.append("testDBs/SE_02_user_dict.db")
#    file_names.append("testDBs/SE_03_calendar.db")
#    file_names.append("testDBs/SE_04_contacts.db")
#    file_names.append("testDBs/SE_05_downloads.db")
#    file_names.append("testDBs/SE_06_settings.db")
#    file_names.append("testDBs/SE_07_mmssms.db")
#    file_names.append("testDBs/SE_08_telephony.db")
#
#    file_names.append("testDBs/1_accounts.db")
#    file_names.append("testDBs/2_alarms.db")
#    file_names.append("testDBs/3_auto_dict.db")
#    file_names.append("testDBs/4_calender.db")
#    file_names.append("testDBs/5_colornote.db")
#    file_names.append("testDBs/6_contacts2.db")
#    file_names.append("testDBs/7_downloads.db")
#    file_names.append("testDBs/8_EmailProvider.db")
#    file_names.append("testDBs/9_gmail.db")
#    file_names.append("testDBs/11_mailstore.spreitzenbarth-at-googlemail.com.db")
#    file_names.append("testDBs/22_mmssms.db")
#    file_names.append("testDBs/33_talk.db")
#    file_names.append("testDBs/44_telephony.db")
#    file_names.append("testDBs/55_twitter.db")
#    file_names.append("testDBs/66_user_dict.db")
#    file_names.append("testDBs/77_weather.db")
#
#    for file_name in file_names:
#        _adel_log.log("parseDBs:      ----> starting to parse " + str(file_name), 0)
#        result_list = parse_db(file_name)
#        # output to log for test purposes only
#        if result_list != 1:
#            i = 1
#            for result in result_list:
#                _adel_log.log("\nparseDBs:      ----> printing DATABASE ELEMENT " + str(i) + " for test purposes....", 0)
#                _adel_log.log(str(result), 0)
#                i += 1
#        else:
#            _adel_log.log("parseDBs: ERROR! could not parse database file \"" + str(file_name) + "\"", 1)
#    _adel_log.log("\nparseDBs:      ----> all SQLite databases parsed", 0)
#    _adel_log.log("", 3)
#-----------------Example-------------------
示例#2
0
def parse_content_entry(serial_type, record_hex_string, content_offset):
    # initial checks
    if serial_type < 0:
        _adel_log.log(
            "getEntryContent: WARNING! invalid serial type (must be >= 0): %(serial_type)s"
            % vars(), 2)
        return None

    _adel_log.log(
        "getEntryContent:              ----> retrieving serial type content at relative offset: %(content_offset)s...."
        % vars(), 4)

    # Initialise result list
    entry_content_list = []

    if (serial_type == 0):
        # Defined as NULL, zero bytes in length
        entry_content_list.append(None)
        entry_content_list.append(0)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: NULL, zero bytes in length",
            4)
        return entry_content_list
    if (serial_type == 1):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 2)], 16),
            1 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(1)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: 8-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 2):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 4)], 16),
            2 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(2)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian 16-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 3):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 6)], 16),
            3 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(3)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian 24-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 4):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 8)], 16),
            4 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(4)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian 32-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 5):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 12)], 16),
            6 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(6)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian 48-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 6):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(
            int(record_hex_string[(content_offset):(content_offset + 16)], 16),
            8 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(8)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian 64-bit twos-complement integer: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 7):
        entryContent = struct.unpack(
            'd',
            struct.pack(
                'Q',
                int(record_hex_string[(content_offset):(content_offset + 16)],
                    16)))[0]
        entry_content_list.append(entryContent)
        entry_content_list.append(8)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is: Big-endian IEEE 754-2008 64-bit floating point number: %(entryContent)s"
            % vars(), 4)
        return entry_content_list
    if (serial_type == 8):
        # Integer constant 0 (only schema format > 4), zero bytes in length
        entry_content_list.append(0)
        entry_content_list.append(0)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is an integer constant: 0, zero bytes in length",
            4)
        return entry_content_list
    if (serial_type == 9):
        # Integer constant 1 (only schema format > 4), zero bytes in length
        entry_content_list.append(1)
        entry_content_list.append(0)
        _adel_log.log(
            "getEntryContent:                    OK - serial type is an integer constant: 1, zero bytes in length",
            4)
        return entry_content_list
    if (serial_type == 10):
        # Not used, reserved for expansion
        _adel_log.log(
            "getEntryContent: WARNING! invalid serial type (not used, reserved for expansion): %(serial_type)s"
            % vars(), 2)
        entry_content_list.append(None)
        entry_content_list.append(0)
        return entry_content_list
    if (serial_type == 11):
        # Not used, reserved for expansion
        _adel_log.log(
            "getEntryContent: WARNING! invalid serial type (not used, reserved for expansion): %(serial_type)s"
            % vars(), 2)
        entry_content_list.append(None)
        entry_content_list.append(0)
        return entry_content_list
    if (serial_type >= 12):
        # either a STRING or a BLOB
        entrySize = determine_serial_type_content_size(serial_type)
        entryContent = record_hex_string[(content_offset):(content_offset +
                                                           (entrySize * 2))]
        # build return list
        entry_content_list.append(
            _helpersStringOperations.hexstring_to_ascii(entryContent))
        entry_content_list.append(entrySize)
        return entry_content_list
示例#3
0
def parse_content_entry(serial_type, record_hex_string, content_offset):
    # initial checks
    if serial_type < 0:
    	_adel_log.log("getEntryContent: WARNING! invalid serial type (must be >= 0): %(serial_type)s" % vars(), 2)
	return None

    _adel_log.log("getEntryContent:              ----> retrieving serial type content at relative offset: %(content_offset)s...." % vars(), 4)

    # Initialise result list
    entry_content_list = []

    if (serial_type == 0):
        # Defined as NULL, zero bytes in length
        entry_content_list.append(None)
        entry_content_list.append(0)
        _adel_log.log("getEntryContent:                    OK - serial type is: NULL, zero bytes in length", 4)
        return entry_content_list
    if (serial_type == 1):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 2)], 16), 1 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(1)
        _adel_log.log("getEntryContent:                    OK - serial type is: 8-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 2):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 4)], 16), 2 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(2)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian 16-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 3):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 6)], 16), 3 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(3)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian 24-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 4):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 8)], 16), 4 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(4)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian 32-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 5):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 12)], 16), 6 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(6)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian 48-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 6):
        entryContent = _helpersBinaryOperations.twos_complement_to_int(int(record_hex_string[(content_offset):(content_offset + 16)], 16), 8 * 8)
        entry_content_list.append(entryContent)
        entry_content_list.append(8)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian 64-bit twos-complement integer: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 7):
        entryContent = struct.unpack('d', struct.pack('Q', int(record_hex_string[(content_offset):(content_offset + 16)], 16)))[0]
        entry_content_list.append(entryContent)
        entry_content_list.append(8)
        _adel_log.log("getEntryContent:                    OK - serial type is: Big-endian IEEE 754-2008 64-bit floating point number: %(entryContent)s" % vars(), 4)
        return entry_content_list
    if (serial_type == 8):
        # Integer constant 0 (only schema format > 4), zero bytes in length
        entry_content_list.append(0)
        entry_content_list.append(0)
        _adel_log.log("getEntryContent:                    OK - serial type is an integer constant: 0, zero bytes in length", 4)
        return entry_content_list
    if (serial_type == 9):
        # Integer constant 1 (only schema format > 4), zero bytes in length
        entry_content_list.append(1)
        entry_content_list.append(0)
        _adel_log.log("getEntryContent:                    OK - serial type is an integer constant: 1, zero bytes in length", 4)
        return entry_content_list
    if (serial_type == 10):
        # Not used, reserved for expansion
    	_adel_log.log("getEntryContent: WARNING! invalid serial type (not used, reserved for expansion): %(serial_type)s" % vars(), 2)
        entry_content_list.append(None)
        entry_content_list.append(0)
        return entry_content_list
    if (serial_type == 11):
        # Not used, reserved for expansion
    	_adel_log.log("getEntryContent: WARNING! invalid serial type (not used, reserved for expansion): %(serial_type)s" % vars(), 2)
        entry_content_list.append(None)
        entry_content_list.append(0)
        return entry_content_list
    if (serial_type >= 12):
        # either a STRING or a BLOB
        entrySize = determine_serial_type_content_size(serial_type)
        entryContent = record_hex_string[(content_offset):(content_offset + (entrySize * 2))]
        # build return list
        entry_content_list.append(_helpersStringOperations.hexstring_to_ascii(entryContent))
        entry_content_list.append(entrySize)
        return entry_content_list