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Commit Graph

37 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 420eb2ffb6 Rename client->serv to client->server: this is set if the client is a server,
just like client->user is set if the client is a user.

Rename client->srvptr to client->uplink: this is the uplink that the client
is connected to. If the client is a user then it is set to the server that
the client is connected to, if the client is a server then it is set to the
server that the server is connected to (the.. tadah.. uplink).
For local clients it is always set to &me.
2021-08-10 12:52:46 +02:00
Bram Matthys 12adca5817 Set client->name early to provided servername and drop the servername
argument from verify_link() since now you can just use client->name.

Also more newlog for server.c (more to follow)
2021-08-08 10:15:59 +02:00
Bram Matthys 315f2ba4a9 Mention the FAQ URL if a link is rejected due to incorrect clock. 2021-01-04 13:23:00 +01:00
Bram Matthys cb4d2f9cf0 Get rid of set::new-linking-protocol and __PANGPANG__ stuff for
compatibility with old 3.2.x servers.
2019-10-25 10:58:04 +02:00
Bram Matthys 5cd7134cc2 Reject invalid SID from PROTOCTL. 2019-10-18 14:00:46 +02:00
Bram Matthys bcfd2ab529 Rip out support for servers lacking TKLEXT/TKLEXT2 (always send TKLEXT2 format) 2019-10-13 09:39:00 +02:00
Bram Matthys 560b73b6f7 Similar to previous commits, but for UMODE2. Actually no change, though,
since lack of UMODE2 was not supported in U4 anyway (maybe even 3.2.x).
2019-10-13 09:35:31 +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 930ede1c86 Rip out support for servers lacking SJOIN/SJOIN2 2019-10-13 09:09:59 +02:00
Bram Matthys 0670bfffb9 Rip out support for servers lacking NICKIP 2019-10-13 08:59:26 +02:00
Bram Matthys fb4d994f40 Rip out support for servers lacking NOQUIT. 2019-10-13 08:56:05 +02:00
Bram Matthys 8d5f896790 Rip out support for servers lacking NICKv2 2019-10-13 08:54:16 +02:00
Bram Matthys 04334f022e Fixes for Windows build 2019-10-09 18:20:06 +02:00
Bram Matthys fbbd915403 Reject link if set::allowed-channelchars differ. 2019-10-09 15:59:59 +02:00
Bram Matthys 858debdd01 Protect against duplicate PROTOCTL EAUTH (possible memleak) 2019-10-05 07:49:54 +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 3d5e49e701 Get rid of FLUSH_BUFFER, since we no longer signal things that way.
Merge check_init and AllowClient into one single AllowClient()
and make it use the more logic 1 and 0 return values for allow / deny.
Similarly, use logic 1 / 0 return values for verify_link.

Module coders:
HOOKTYPE_CHECK_INIT and HOOKTYPE_PRE_LOCAL_CONNECT, changed the
return value, you should now use HOOK_*, eg HOOK_DENY to stop
processing (eg client killed).
2019-10-04 12:30:51 +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 9d7cf312cf Cleanup main line parsing code, move do_numeric() to parse.c.
Add complete doxygen documentation for parse.c.
2019-09-30 08:56:21 +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 2df5326615 Overhaul of all client flag macros (mass renaming, always use getters/setters/checkers) 2019-09-11 16:00:47 +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 8d453ffc40 Get rid of index() and some useless casts 2019-09-09 14:54:49 +02:00
Bram Matthys 62dc1181ba Protect against late bogus PROTOCTL SID=xxx (from authenticated servers) 2019-09-07 10:16:46 +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 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