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Commit Graph

44 Commits

Author SHA1 Message Date
Bram Matthys 4e5dd044f5 Require module header with version "unrealircd-6" now 2021-08-10 14:37:10 +02:00
Bram Matthys 4d947c3e51 Convert fake lag changes to use void add_fake_lag(Client *client, long msec) 2021-08-10 12:24:16 +02:00
Bram Matthys 3832081eed Rename client->user->svid to client->user->account.
Just as a reminder: don't blindly assume that if anything is set here
that the user is logged in, there is IsLoggedIn(client) for that.
Reason: if the account name starts with a digit or is "*" then the
user isn't actually logged in ;)
2021-08-10 08:14:35 +02:00
Bram Matthys 3c7112469b Drop 2nd argument to find_channel which was always NULL everywhere anyway. 2021-08-05 17:02:39 +02:00
Bram Matthys 8dd6640bf5 Rename get_channel() to make_channel() to match make_user() and
change some more calls to make_channel() to use find_channel().
Also make it take 1 argument instead of 3.

Needed to be careful in sjoin code since the previous code set
channel->creationtime to 0 if client was a remote. Now merged
a few if's into one. Should be correct :D.
2021-08-05 16:55:28 +02:00
Bram Matthys 6bad375ad7 Rename channel->chname to channel->name. 2021-08-05 16:34:45 +02:00
k4be c97b9bb494 Move invites from core to module 2021-07-14 20:20:56 +02:00
Bram Matthys 2afc57aa38 Use IsLoggedIn() macro everywhere where possible.
Based on previous reports and patches from k4be in
https://github.com/unrealircd/unrealircd/pull/129

Looks much cleaner now.

This also filters out the edge case where user_account_login()
could have been called when a user transitioned from "not logged in"
to "unconfirmed account". It did not cause any issues AFAICT but
it is not really expected either.
2021-06-26 11:47:08 +02:00
Bram Matthys 52297e24b6 Don't send "local" channel modes to remote servers.
They were already ignored in MODE by remote UnrealIRCd servers,
but this makes it so local modes (+Z and +d at the moment)
are not sent across the wire.

This also changes the channel_modes() function to have an additional
'hide_local_modes' argument. Set this to 1 if you are building a
buffer that will be sent to remote servers, otherwise use 0,
which is far more common.

Also, this will skip saving of local channel modes to channeldb
since all of these are temporary, or at the moment anyway.

Thanks to alice for reporting this bug and providing a good test
case to help fix this issue and the previous ones.
2021-06-19 17:25:26 +02:00
Bram Matthys ca2ba56d82 Add is_invited(client, channel) function. 2020-04-25 17:01:41 +02:00
Bram Matthys 0902ed7a99 Fix channel mode +L redirecting even if joining with correct channel key.
Reported by Balthazar in https://bugs.unrealircd.org/view.php?id=5644
2020-04-25 16:43:32 +02:00
Bram Matthys 051fd4aebd Fix message tags (such as msgid) missing for JOIN 0 and SAJOIN 0. 2020-04-10 19:28:50 +02:00
Bram Matthys 63b77796ed sendto_server(&me, -> sendto_server(NULL,
Not sure where the &me originally came from, but it is used in a few places
and is only confusing since it has no meaning... nowadays anyway.
2019-12-27 17:23:24 +01:00
Bram Matthys 9aff820d1a Find_* -> find_*, eg Find_alias -> find_alias. 2019-10-26 09:57:15 +02:00
Bram Matthys 9171d58ad0 Some unimportant changes
[skip ci]
2019-10-18 13:54:40 +02:00
Bram Matthys cc36b34f93 Remove unnecessary (void) casts everywhere.
Only use (void) for system/library calls that you want to ignore
explicitly, eg (void)close, if the return value is irrelevant.
2019-10-14 08:23:30 +02:00
Bram Matthys c60bd2e441 Try to use more me.id where possible (rather than me.name) 2019-10-14 08:09:57 +02:00
Bram Matthys 44f9423e13 Remove ID() macro as client->id always contains a proper UID now. 2019-10-13 20:11:58 +02:00
Bram Matthys a9890448d8 Rip out support for servers lacking SJ3 2019-10-13 09:33:39 +02:00
Bram Matthys 545c2560e6 Rip out support for servers lacking SIDs/UIDs.
More cleanups will follow later for this one.
2019-10-13 09:24:26 +02:00
Bram Matthys f7a35bd77e Fix for change from yesterday in JOIN: parv[1] would point to
a stack buffer in do_join but it goes out of scope after a return
from that function, still pointing to invalid data. Duh.
2019-10-10 19:46:08 +02:00
Bram Matthys 22dec96f9a No clean_channelname() anymore but a valid_channelname() function. Also,
deal with servers with different set::allowed-channelchars settings:
* We reject the link if set::allowed-channelchars settings differ between
  UnrealIRCd 5 servers.
* For the case where you have a mixed network consisting of UnrealIRCd 4.x
  and UnrealIRCd 5.x servers we try not to desync, BUT will not allow
  anyone to join the invalid channels locally. For IRCOps a message is
  printed with additional information on such a failed JOIN attempt.
See https://www.unrealircd.org/docs/Set_block#set::allowed-channelchars
for the different settings, which are best and U4<->U5 advice.
2019-10-09 18:11:02 +02:00
Bram Matthys 798f502875 Mass change (at least this one could be fully automated): 'chptr' -> 'channel'
to be consistent with the 'sptr' -> 'client' rename earlier.
2019-10-05 08:49:10 +02:00
Bram Matthys 3a64077f51 Use 'client' everywhere (if there is no confusion) instead of 'sptr' or 'cptr'.
This so I - and others - don't constantly have to wonder whether the client
is called sptr, cptr or acptr in a simple routine.
Insane --> 212 files changed, 6814 insertions(+), 6945 deletions(-)
Couldn't just mass-replace of course since there are places where there
are multiple clients involved. So had to check each function.
Also renamed some 'acptr' to 'target' and such.

I will write a page with new style rules later.. but in short if there is
only 1 client involved it will now be called 'client'.
2019-10-04 15:25:35 +02:00
Bram Matthys 9d98e6b411 do_join: int -> void 2019-10-04 13:22:53 +02:00
Bram Matthys 3126a3fae4 BIG changes internally that will break all modules and required many
code changes in UnrealIRCd itself:
1) Clients are no longer freed directly by exit_client. Most fields
   are freed, but 'sptr' itself is not, so you can use IsDead() on it.
2) exit_client now returns void rather than int
3) ALL command functions return void rather than int.
   Of course this also affects do_cmd, command overrides, etc.

This is a direct consequence of the removal of 'cptr' earlier, as that
was used to signal certain things that are now no longer possible
(and it raises the question if things were always correctly signaled
in the first place, so may fix some bugs).
It also makes the code more resillient against cases where you forgot
to check if the client was freed. Still, you are encouraged to do an
IsDead(sptr) if you are calling functions that may kill clients,
such as command functions or things that may use spamfilter.

More changes will follow, such as the removal of FLUSH_BUFFER.
2019-10-04 10:28:41 +02:00
Bram Matthys 4ac8015f84 Remove 'cptr' from all commands, hooks, etc. It only confuses people and
'sptr' is sufficient and in most cases the only one you should care about.
Should you need it, you can access sptr->direction in cases where you
need the old information (usually only for some sendto_* functions
and some protoctl checks), so 'cptr' was redundant too.

[!] This change likely introduces some bugs. This was many hours of work.
I only cut some corners in 4 functions, which will be fixed at a later
stage..... yes, more major changes to come.

On the plus side, I likely fixed some bugs in the process. Situations
where cptr vs sptr usage was incorrect. Eg using cptr->name (near server)
when sptr->name should be used (the actual source server), etc....
2019-10-02 14:25:40 +02:00
Bram Matthys 396ae3f218 Module coders: rename M_* to CMD_*, eg M_SERVER -> CMD_SERVER.
Also add more doxygen documentation.
2019-09-30 10:25:26 +02:00
Bram Matthys 41f2b5f884 Fix some more numerics with incorrect arguments in U5: WATCH and failed
to JOIN reasons, such as when banned.
2019-09-17 18:53:35 +02:00
Bram Matthys 3592d8db3a Update name in first few lines of .c files.
Eg: src/modules/m_away.c is src/modules/away.c nowadays.
2019-09-13 15:46:20 +02:00
Bram Matthys baf02e8980 Rename all m_* functions to cmd_* functions. 2019-09-13 15:45:19 +02:00
Bram Matthys bb1bb35f50 MOD_LOAD(xyz) is now just MOD_LOAD(), same for MOD_TEST, MOD_INIT,
MOD_UNLOAD. And MOD_HEADER(xyz) is now MOD_HEADER even without ()
since this isn't a function, really.
To make things understandable I added the following to the
developer section of the release notes:

* The module header is now as follows:
  ModuleHeader MOD_HEADER
    = {
          "nameofmodule",
          "5.0",
          "Some description",
          "Name of Author",
          "unrealircd-5",
      };
  There's a new author field, the version must start with a digit,
  and also the name of the module must match the loadmodule name.
  So for example third/funmod must also be named third/funmod.
* The MOD_TEST, MOD_INIT, MOD_LOAD and MOD_UNLOAD functions no longer
  take a name argument. So: MOD_INIT(mymod) is now MOD_INIT()
2019-09-13 15:27:40 +02:00
Bram Matthys 70410b3f33 Remove unused variables (67 files done, will do rest another time). 2019-09-12 17:57:01 +02:00
Bram Matthys bf2c5110db IsPerson() -> IsUser(), MyClient() -> MyUser(), etc.
This so we have a few simple concepts:
Client: this can be a user, server, or something unknown yet
Then the type of clients:
User: this is a user, someone with a nick name.
Server: this is a server
Etc.
2019-09-11 17:43:17 +02:00
Bram Matthys 2a5ea10453 Lots of changes again. Most notable: Cmdoverride -> CommandOverride,
including things like CallCmdoverride() to CallCommandOverride().
Type changes like aTKline -> TKL and many more (in particular
aSomething to Something etc. such as aWatch to Watch) but these are
less used by 3rd party module coders.
2019-09-11 10:20:00 +02:00
Bram Matthys 23116d344a Give structs the same name as the typedefs. Rename aClient to Client,
aChannel to Channel, and some more. Third party module coders will
love this. But.. it makes things more logical and the doxygen output
will look more clean and logical as well.
(More changes will follow)
2019-09-11 09:48:00 +02:00
Bram Matthys 9fe82e4a9f Fix read-after-free in HOOKTYPE_LOCAL_PART hook. 2019-09-08 08:41:58 +02:00
Bram Matthys cf873d826a Add MessageTag *mtags argument to various (channel related) hooks, in case
they need access to those. For more information, see:
https://bugs.unrealircd.org/view.php?id=5343
2019-09-06 14:30:16 +02:00
Bram Matthys 8a6c84876e Rewrite/cleanup huge portion of TKL handling (16 files updated, but
src/modules/tkl.c is the main one).
Also move DB writing/reading functions to src/misc.c so they can be
removed out of channeldb and tkldb.

Important note to current tkldb users:
Unfortunately due to the major cleanup I had to remove upgrading
for previously saved tkl db files. That seemed not worth the effort
for maybe <15 current users or so. It also makes the tkldb code
a lot more cleaner. Otherwise it would be a huge mess.

Currently a FIXME item: spamfilter support in RMTKL.
2019-08-31 15:29:04 +02:00
Bram Matthys 10faaf91ba Bump module header version to "unrealircd-5", add author field
and remove old dependency field (never used, was always NULL,
broken since 3.2.x)
I'll add some constraints later on things like names and versions.
IOTW: more changes to follow, don't mass update your own mods yet.
2019-08-26 20:29:47 +02:00
Bram Matthys a3b5f29626 Mass change of time_t in printf-like functions to %lld with an
explicit cast to (long long). On *NIX we could get away with
lazily assuming time_t is of the same length as long (and use %ld),
even though the specification says nothing about it.
Unfortunately on Windows things are not that simple:
'time_t' is 'long long' (64 bits) and both 'int' and 'long'
are 32 bits, even when compiling in 64 bit mode.

This problem could be 'fixed' in multiple ways:
One way would be to minimize the usage of time_t and use 'long long'
or 'uint64_t' everywhere for variables to minimize casting later.
I, however, chose to maintain 'time_t' for most of time grabbing
and time calculations (eg: delta), and do the explicit cast in
any printf-like functions that may be there.
Both solutions work. I mostly like the explicit time_t look, so one
can immediately recognize a variable relates to time.
2019-08-24 18:33:52 +02:00
Bram Matthys 3a454e3eb3 free_mtags() -> free_message_tags() 2019-08-16 14:54:28 +02:00
Bram Matthys 7f903b422c Strip m_ prefix in modules (part II). Bump reported module version
of each module to 5.0 (or the ones that previously were 4.2, anyway).
2019-08-12 13:36:03 +02:00
Bram Matthys fc5569408d Drop the m_ prefix from modules.
So rename src/modules/m_*.c to src/modules/*.c and update makefiles
and modules.default.conf. Also remove m_ at various places in the
source files, but not the CMD_FUNC(), just the module name.
2019-08-12 13:32:58 +02:00