Call History Database

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Call history is a SQLite 3 database file which contains the call history from the Phone application on the iPhone.

Serialization

In the folder /var/wireless/Library/CallHistory the file call_history.db is located.

Database file

The call_history.db SQLite 3 database has the following tables:

  • _SqliteDatabaseProperties
  • call

Tables

All date fields is shown as number of seconds since Jan 1st, 2001.

_SqliteDatabaseProperties

This is general-purpose table to store some configuration values.

field name type
key TEXT
value TEXT
UNIQUE(key)

These values are stored in the table:

key value description
call_history_limit 100 Sets the limit on the number of entries in the call history, increasing this value has no effect however.
timer_lifetime 431337 A call time counter which counts the number of seconds for all phone calls ever made (both incoming and outgoing)
data_up_last 0 ?
data_down_last 0 ?
data_up_all 1337.72234523 A data counter which counts the number of megabytes sent via Cellular Network Data (i.e. not WiFi), since last statistics reset.
data_down_all 31337.56235627 A data counter which counts the number of megabytes received via Cellular Network Data (i.e. not WiFi), since last statistics reset.
data_up_lifetime 1337.72234523 A lifetime data counter which counts the number of megabytes sent via Cellular Network Data (i.e. not WiFi), doesn't get reset on a statistics reset.
data_down_lifetime 31337.56235627 A lifetime data counter which counts the number of megabytes received via Cellular Network Data (i.e. not WiFi), doesn't get reset on a statistics reset.
_UniqueIdentifier CAFEBABE-F00D-DEAD-BEEF-31337ABFDEDA An unique identifier for this phone
_ClientVersion 11 The version of this database, version 11 is used on iOS 6.1.2
timer_last 1337 The length of the last phone call (in seconds)
timer_outgoing 31337 The total length of all outgoing phone calls, since last statistics reset
timer_ingoing 41337 The total length of all incoming phone calls, since last statistics reset
timer_all 72674 The total length of all incoming/outgoing phone calls, since last statistics reset
timer_last_reset 232345655.1842 The date the call timer statics was last reset, usally (almost) the same as data_last_reset.
data_last_reset 232345655.1942444 The date the data statics was last reset, usally (almost) the same as timer_last_reset.
__CPRecordSequenceNumber 39461 ?

call

This is the main table where the call history is stored:

field name type value / description
ROWID INTEGER PRIMARY KEY AUTOINCREMENT primary key
address TEXT Phone number or FaceTime ID of contact that has been called/has received call from.
duration INTEGER number of seconds the phone call lasted
flags INTEGER flag is 4 for incoming calls, 5 for outgoing calls, 8 for blocked calls
id INTEGER Contacts or Address Book ID of the contact being called. This column would be -1 if the contact is unknown (e.g. not in address book). This column is always -1 on incoming calls.
name TEXT always empty
country_code TEXT The mobile country code (MCC) of the country the phone was in when the call was placed. Example: 234 for United Kingdom. (list of MCC/MNC)
network_code TEXT The mobile network code (MNC) of the network the phone was on when the call was placed. Example: 30 for T-Mobile (UK) (list of MCC/MNC)
read INTEGER DEFAULT '1' read=0 if the call is an missed call, which hasn't been "read". Example there is a (number) on the Phone icon, showing number of missed calls. read=1 if the missed calls has been checked.
assisted INTEGER DEFAULT '0' ?
face_time_data BLOB ?
originalAddress TEXT DEFAULT ?

References