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Commit Graph

40 Commits

Author SHA1 Message Date
Bram Matthys 92df36a87f Return values of various functions changed, in particular the ones
that deal with finding TKL's or spamfilters etc.
More will likely follow, to make things more logical.
Also, run_spamfilter -> match_spamfilter
place_host_ban, can_privmsg, check_dcc, find_tkline_match all impacted.
2019-10-04 11:30:27 +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 ab3feff7c2 exit_client() now takes 3 parameters rather than 5:
** Exit this IRC client, and all the dependents (users, servers) if this is a server.
* @param sptr        The client to exit.
* @param recv_mtags  Message tags to use as a base (if any).
* @param comment     The (s)quit message
* @returns FLUSH_BUFFER is returned if a local client disconnects,
*          otherwise 0 is returned. This so it can be used from
*          command functions like: return exit_client(sptr, ....);
2019-10-02 14:54:09 +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 c7c3fbdfa8 struct stats *ircstp; -> IRCStatistics ircstats; (for statistics, /STATS) 2019-09-15 14:48:45 +02:00
Bram Matthys bea2564e5d IRCStatistics ircstats; -> IRCCounts irccounts; (this is used for LUSERS) 2019-09-15 14:39:51 +02:00
Bram Matthys 9fc1e758ab Mass change of dst = strdup(str) to safe_strdup(dst,str) but with a manual
audit since 'dst' must now be initialized memory.
There's still a raw_strdup() if you insist.

This is step 2 of X of memory allocation changes
2019-09-14 16:58:01 +02:00
Bram Matthys de87b439b7 Update memory allocation routines. Step 1 of X. 2019-09-14 16:52:53 +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 fcf0ff4e3c Document client statuses (cptr->status) and some more renames. 2019-09-11 16:52:11 +02:00
Bram Matthys 2df5326615 Overhaul of all client flag macros (mass renaming, always use getters/setters/checkers) 2019-09-11 16:00:47 +02:00
Bram Matthys d80e601760 Rename sptr->username to sptr->ident, since that is what it is.
[skip ci]
2019-09-11 14:31:14 +02:00
Bram Matthys 792709bf4f Move cptr->fd to cptr->local->fd. This may cause some crashes while
the rest of the code is audited / checked ;)
2019-09-11 14:21:07 +02:00
Bram Matthys cb236eea88 Rename cptr->from to cptr->direction, since the 'from' is rather misleading
as cptr->from is NOT (necessarily) the server where cptr is connected to.
So we now call it cptr->direction since it indicates the directly connected
server (or &me)... in other words: the direction of the client path.
2019-09-11 14:03:27 +02:00
Bram Matthys 6a019d6188 Let's allow user connections.
*sigh*
(at least we have automated tests for this)
2019-09-11 13:44:55 +02:00
Bram Matthys 1e6a3bdd55 Bump PASSWDLEN to something "large enough for everyone" (256) rather than current (48). 2019-09-11 13:27:45 +02:00
Bram Matthys 04607f5b1a Various auth cleanups: Auth_Check() now returns 1 on allow and 0 on deny (!)
to keep things simple, rather than having 4 different return values
(yes.. FOUR!).
[skip ci]
2019-09-11 13:10:15 +02:00
Bram Matthys e8d53ffe8e And more type changes to make things consistent and more readable. 2019-09-11 11:04:31 +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
GottemHams fbd7ff1f5a Implemented set::min-nick-length (default 0 aka no minimum required) and added a line for it to /stats S, as a bonus my editor strips trailing whitespace :D 2019-09-09 20:33:38 +02:00
Bram Matthys 7d4b7c2fed Get rid of stricmp/strnicmp (use strcasecmp/strncasecmp) 2019-09-09 16:13:32 +02:00
Bram Matthys 8d453ffc40 Get rid of index() and some useless casts 2019-09-09 14:54:49 +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 0d2d4d5bca Rename match() and _match() to match_simple() -AND- invert the return value
of match_simple() and match_esc(). So, developers, be aware, this is how
you should use the function in a correct way:
if (match_simple("*fun*", str))
    printf("It was fun\n");

Rationale:
I've always been annoyed by the inversed logic, even though it was similar
to strcmp. So I've reverted it.
I could have chosen to maintain match() rather than this match_simple()
name, but this way I force (3rd party module) devs to update their function,
while otherwise everything would mysteriously fail due to the inverted logic.
2019-08-17 09:20:49 +02:00
Bram Matthys e1fcc3a667 Rename match() and _match() both to match_simple()
and get rid of the "bahamut optimized version".
Stage 1 of 2.
2019-08-17 09:15:34 +02:00
Bram Matthys c01c9248f5 Revert e428c77c47 (only to try again later) 2019-08-17 09:05:09 +02:00
Bram Matthys e428c77c47 match() -> match_nuh() and _match -> match_simple() 2019-08-17 08:56:18 +02:00
Bram Matthys 3a454e3eb3 free_mtags() -> free_message_tags() 2019-08-16 14:54:28 +02:00
Bram Matthys 7fa2b8be05 More ssl -> tls moves. Also recommend to use 'certfp' rather than
the longer 'sslcertfp' or 'tlscertfp', we already support this since
4.0 so... updated the documentation as well.
2019-08-12 14:53:29 +02:00
Bram Matthys 09cf485d6c Mass rename of "ssl" to "tls" everywhere. Including conf/ssl to
conf/tls. If you are upgrading then conf/ssl will be renamed to
conf/tls and a symlink will be added (so certbot etc won't fail).
This is part 1...
2019-08-12 14:26:31 +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