1. 5
SQLite
Taro Matsuzawa aka. btm (@smellman)
sumaben@kanto #11 Lightning Talk

2. SQLite
• iPhone SQL
•
• Firefox

3. • JB
• Blob

4. sqlcipher
• SQLite
• SQLite
• iPhone

5. 1
$ sudo mkdir -p /opt/smartphone/lib
$ sudo chown -R btm:staff /opt/smartphone
$ cd /opt/smartphone/lib/
$ git clone git://github.com/sjlombardo/sqlcipher.git
$ curl -O ftp://ftp.infoscience.co.jp/pub/Crypto/SSL/openssl/source/openssl-1.0.0a.tar.gz
$ git clone git://github.com/sjlombardo/openssl-xcode.git
$ tar zxf openssl-1.0.0a.tar.gz
$ cp -fr openssl-xcode/openssl.xcodeproj openssl-1.0.0a/
$ mv openssl-1.0.0a openssl

6. 2
• XCode
•
• SQLCIPHER_SRC SQLCipher
• SQLCIPHER_SRC:/opt/smartphone/lib/sqlcipher
• OPENSSL_SRC OpenSSL
• OPENSSL_SRC:/opt/smartphone/lib/openssl

7. 3
• XCode ->
• OpenSSL openssl.xcodeproj
•
• SQLCipher sqlcipher.xcodeproj

8. 4
• SQLCipher OpenSSL
• sqlcipher.xcodeproj ->
• SQLCIPHER_SRC
• openssl.xcodeproj ->
• OPENSSL_SRC

9. 5
• XCode ->
"SQLCipherTest"
• +
• OpenSSL crypto SQLCipher sqlcipher
•
•
• $(SQLCIPHER_SRC) $(OPENSSL_SRC)

10. 6
• sqlcipher.xcodeproj libsqlcipher.a
• openssl.xcodeproj libcrypto.a
• SQLITE_HAS_CODEC=1

11. • SQL
• PRAGMA key = 'default_key';
• sqlcipher
•
• FMDatabase
• FMDatabase setKey

12. ! NSString* key = @"TaroMatsuzawaIsDead";
! NSString* newKey = [key stringByAppendingString:
[[UIDevice currentDevice] uniqueIdentifier]];
! if (![rootViewController.encdb setKey:key])
! ! NSLog(@"> Could not set key.");

13. URL
• sqlcipher
• http://sqlcipher.net/
• sqlcipher document
• http://sqlcipher.net/documentation
• openssl-xcode
• https://github.com/sjlombardo/openssl-xcode
• FMDatabase
• https://github.com/ccgus/fmdb

14. •
$ sudo port install openssl
$ mkdir -p ~/develop/sqlcipher
$ cd ~/develop/sqlcipher
$ git clone git://github.com/sjlombardo/sqlcipher.git
$ cd sqlcipher
$ ./configure CFLAGS="-DSQLITE_HAS_CODEC" LDFLAGS="/opt/local/lib/libcrypto.a"
$ make
$ ~/develop/sqlcipher/sqlcipher/sqlite3 sqlite3.db
SQLite version 3.7.2
Enter ".help" for instructions
Enter SQL statements terminated with a ";"
sqlite> .read /Users/btm/develop/( )/schema.sql
sqlite> PRAGMA key = 'default_key';