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Diffstat (limited to 'src/l4d2vote.c')
| -rw-r--r-- | src/l4d2vote.c | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/src/l4d2vote.c b/src/l4d2vote.c deleted file mode 100644 index 06c61b8..0000000 --- a/src/l4d2vote.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright © 2023 Willian Henrique <wsimanbrazil@yahoo.com.br> - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR - * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#include "con_.h" -#include "engineapi.h" -#include "ent.h" -#include "errmsg.h" -#include "feature.h" -#include "gamedata.h" -#include "gametype.h" -#include "intdefs.h" -#include "mem.h" -#include "x86.h" -#include "x86util.h" - -FEATURE("Left 4 Dead 2 vote cooldown resetting") -REQUIRE_GAMEDATA(vtidx_Spawn) - -static void **votecontroller = 0; -static int off_callerrecords = 0; - -// Note: the vote callers vector contains these as elements. We don't currently -// do anything with the structure, but keeping it here for reference. -/*struct CallerRecord { - u32 steamid_trunc; - float last_time; - int votes_passed; - int votes_failed; - int last_issueidx; - bool last_passed; -};*/ - -DEF_CCMD_HERE_UNREG(sst_l4d2_vote_cooldown_reset, - "Reset vote cooldown for all players", CON_CHEAT) { - if (!*votecontroller) { - con_warn("vote controller not initialised\n"); - return; - } - // Basically equivalent to CUtlVector::RemoveAll. The elements don't need - // to be destructed. This state is equivalent to when no one has voted yet - struct CUtlVector *recordvector = mem_offset(*votecontroller, - off_callerrecords); - recordvector->sz = 0; -} - -PREINIT { - // note: L4D1 has sv_vote_creation_timer but it doesn't actually do anything - return GAMETYPE_MATCHES(L4D2) && !!con_findvar("sv_vote_creation_timer"); -} - -static inline bool find_votecontroller(con_cmdcbv1 listissues_cb) { - const uchar *insns = (const uchar *)listissues_cb; -#ifdef _WIN32 - // The "listissues" command calls CVoteController::ListIssues, loading - // g_voteController into ECX - for (const uchar *p = insns; p - insns < 32;) { - if (p[0] == X86_MOVRMW && p[1] == X86_MODRM(0, 1, 5)) { - votecontroller = mem_loadptr(p + 2); - return true; - } - NEXT_INSN(p, "g_voteController variable"); - } -#else -#warning TODO(linux): this will be different -#endif - return false; -} - -// This finds the caller record vector using a pointer to the -// CVoteController::Spawn function -static inline bool find_votecallers(void *votectrlspawn) { - const uchar *insns = (const uchar *)votectrlspawn; - for (const uchar *p = insns; p - insns < 64;) { - // Unsure what the member on this offset actually is (the game seems to - // want it to be set to 0 to allow votes to happen), but the vector we - // want seems to consistently be 8 bytes after whatever this is - // "mov dword ptr [<reg> + off], 0", mod == 0b11 - if (p[0] == X86_MOVMIW && (p[1] & 0xC0) == 0x80 && - mem_load32(p + 6) == 0) { - off_callerrecords = mem_load32(p + 2) + 8; - return true; - } - NEXT_INSN(p, "vote caller record vector"); - } - return false; -} - -INIT { - struct con_cmd *cmd_listissues = con_findcmd("listissues"); - if (!cmd_listissues) { - errmsg_errorx("couldn't find \"listissues\" command"); - return false; - } - con_cmdcbv1 listissues_cb = con_getcmdcbv1(cmd_listissues); - if (!find_votecontroller(listissues_cb)) { - errmsg_errorx("couldn't find vote controller instance"); - return false; - } - - // g_voteController may have not been initialized yet so we get the vtable - // from the ent factory - const struct CEntityFactory *factory = ent_getfactory("vote_controller"); - if (!factory) { - errmsg_errorx("couldn't find vote controller entity factory"); - return false; - } - void **vtable = ent_findvtable(factory, "CVoteController"); - if (!vtable) { - errmsg_errorx("couldn't find CVoteController vtable"); - return false; - } - if (!find_votecallers(vtable[vtidx_Spawn])) { - errmsg_errorx("couldn't find vote callers vector offset"); - return false; - } - - con_reg(sst_l4d2_vote_cooldown_reset); - return true; -} - -// vi: sw=4 ts=4 noet tw=80 cc=80 |