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212 Commits

Author SHA1 Message Date
Davide De Rosa 1ba7e73e9c Merge branch 'refactor-encryption' 2018-09-20 23:21:43 +02:00
Davide De Rosa cd923ea8c9 Test client/server asymmetrical crypto 2018-09-20 23:20:08 +02:00
Davide De Rosa 44fc38e8ef Rename encryption headers for consistency 
The shared prefix makes it easier to associate them with
implementation files.
 2018-09-20 09:03:33 +02:00
Davide De Rosa 600c93be55 Drop overheadLength, only used in one place 2018-09-20 09:03:33 +02:00
Davide De Rosa dd02c92aa5 Expose methods for capacity prediction 
Encapsulate encrypt/decrypt buffer capacity calculation.
 2018-09-20 09:03:33 +02:00
Davide De Rosa f6ee187db7 Use symbolic data header length 2018-09-20 09:03:33 +02:00
Davide De Rosa aa39414a77 Rename packet header to opcode (first byte) 2018-09-20 09:03:31 +02:00
Davide De Rosa fe92fcd91c Remove NSData versions from Encrypter/Decrypter 
Move to test target. Conversely, bring ZeroingData.data extension
into main targets.
 2018-09-20 09:01:44 +02:00
Davide De Rosa 9d6c7c846f Merge branch 'refactor-control-channel' 2018-09-20 09:01:23 +02:00
Davide De Rosa 1099d9adbf Improve control channel log readability 
- Use consistent convention in id logging.
- Describe packet codes.
- Encapsulate packet logging.
 2018-09-20 09:00:11 +02:00
Davide De Rosa ce94a594f9 Bring code/key deserialization into serializer 
Duplicates first byte parsing but makes testing more meaningful,
because there's no need to provide a bogus code/key pair.
 2018-09-20 08:59:50 +02:00
Davide De Rosa 11cb312c02 Move control channel logic to PlainSerializer 2018-09-19 22:04:52 +02:00
Davide De Rosa 595cae3563 Add strategy for control channel serialization 2018-09-19 22:04:52 +02:00
Davide De Rosa 3608860b9d Move sessionId and remoteSessionId 2018-09-19 22:04:52 +02:00
Davide De Rosa 1573b2070a Move control queue management 
- Out packets
- In packets
- Acks
 2018-09-19 22:04:52 +02:00
Davide De Rosa e6dd4de472 Move control data parsing 2018-09-19 22:04:52 +02:00
Davide De Rosa 19ce7de819 Encapsulate control state into ControlChannel 
First step: variables + mutating funcs.
 2018-09-19 22:04:52 +02:00
Davide De Rosa d80c0b5460 Move in/out states to a generic struct 2018-09-19 22:04:52 +02:00
Davide De Rosa 2bd9484a43 Move ControlPacket serialization to Obj-C 
Additionally, make sessionId non-optional in control packets. They
must have it, therefore treat a missing sessionId as a programming
error instead.

Reuse routines for acks to make PacketMacros the only point of
packets serialization.
 2018-09-19 22:04:52 +02:00
Davide De Rosa 92dbb57666 Revert CommonPacket name to ControlPacket 2018-09-19 22:04:52 +02:00
Davide De Rosa 856fa9e12e Take PacketStream out and make public 
Useful for reuse in TCP streams.
 2018-09-19 22:04:52 +02:00
Davide De Rosa cba6f6f959 Clean up some documentation metadata 
- Reorder fields in SessionProxy.Configuration*
- Add new classes to .yml
 2018-09-19 22:04:52 +02:00
Davide De Rosa 6ffdcec47b Return optional from String/IPv4 conversion 2018-09-19 22:03:46 +02:00
Davide De Rosa d83584e428 Update README with recently added algorithms 2018-09-19 22:03:46 +02:00
Davide De Rosa da2727b003 Apply both IPv4 and IPv6 settings 
Best choice to cope with "hybrid" environments.
 2018-09-15 19:42:43 +02:00
Davide De Rosa ac3582c0fa Fix ignored OpenSSL code 2018-09-14 02:04:36 +02:00
Davide De Rosa aa3aa52350 Merge branch 'add-more-peer-info' 2018-09-12 15:50:59 +02:00
Davide De Rosa b9243c9f0b Add some more peer-info 
- IV_PLAT
- IV_UI_VER
- IV_SSL
 2018-09-12 15:50:36 +02:00
Davide De Rosa 02a20b5308 Indent TunnelKitProvider.Configuration log 
Gives more context.
 2018-09-12 15:49:41 +02:00
Davide De Rosa 915638b163 Log negotiated parms at info level 
Useful when debug disabled.
 2018-09-12 15:48:47 +02:00
Davide De Rosa 03cf900996 Merge branch 'crypto-with-optional-cipher' 2018-09-12 15:39:08 +02:00
Davide De Rosa aef7daec51 Fix and clean up redundant nullability specifiers 2018-09-12 15:38:52 +02:00
Davide De Rosa a3fe740ad9 Assert ambiguity about HMAC key length 2018-09-12 15:21:25 +02:00
Davide De Rosa d53e7add10 Allow HMAC verify with nil cipher in CryptoCBC 2018-09-12 15:21:25 +02:00
Davide De Rosa 401d999b3d Expose HMAC digestLength where available 2018-09-12 15:21:25 +02:00
Davide De Rosa 9103192513 Update description in podspec 2018-09-09 02:55:13 +02:00
Davide De Rosa eee1ea510f
Merge pull request #22 from keeshux/parse-ping-from-push-reply 
Parse ping from PUSH_REPLY
 2018-09-09 00:56:54 +02:00
Davide De Rosa 4af0ce8739 Refactor duplicate keep-alive code 2018-09-09 00:52:16 +02:00
Davide De Rosa 3a02557b5e Override keep-alive with pushed interval 2018-09-09 00:52:16 +02:00
Davide De Rosa 4bf02198d1 Parse ping from PUSH_REPLY 2018-09-09 00:52:16 +02:00
Davide De Rosa 66864da51b Default to no keep-alive if unset 
For consistency with other optional flags.

Updates #20
 2018-09-08 12:56:40 +02:00
Davide De Rosa 9594bbc765 Update repo case in podspec 2018-09-08 00:11:08 +02:00
Davide De Rosa 01f65b2a7e Always shut down on known tunnel error 
Not recoverable by default (e.g algorithm mismatch).
 2018-09-08 00:10:35 +02:00
Davide De Rosa 891c72caa1 Rearrange shutdown code rationally 2018-09-08 00:10:35 +02:00
Davide De Rosa 8adb9871c3 Dispose tunnel if can't try next protocol 
Return boolean in socketShouldChangeProtocol indicating whether
another protocol is available.
 2018-09-08 00:10:35 +02:00
Davide De Rosa de09d0b5da Only try upgrade socket on network error 2018-09-08 00:10:35 +02:00
Davide De Rosa 11419ed28a
Merge pull request #20 from keeshux/customize-keep-alive-interval 
Customize keep-alive interval
 2018-09-08 00:09:54 +02:00
Davide De Rosa ecbad85b4a Discard 0 keep-alive interval 2018-09-08 00:06:19 +02:00
Davide De Rosa 582ef4875d Move default pingInterval to constructor 
Use CoreConfiguration only within Core.
 2018-09-08 00:00:07 +02:00
Davide De Rosa 65468207cb Transfer keep-alive to SessionProxy 2018-09-07 22:14:57 +02:00