Decompile fn_22264 (CLoginMode::ReceiveAcceptLogin)
Batch #8494 by youko: 0 byte-identical, 1 confirmed by peer review. - fn_22264 CLoginMode::ReceiveAcceptLogin: logic confirmed by peer review Peer-reviewed-by: Yommy, SapitoSucio Accepted without human review: peers confirmed the logic ("same" ahead by at least 3, with 70% of the votes).
This commit is contained in:
ragnarok-clanker
parent
e5b9803cb7
commit
ad7de72fa6
2 changed files with 134 additions and 1 deletions
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@ -26,6 +26,7 @@ struct NotifyZoneServerPacket;
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struct NotifyZoneServer2Packet;
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struct PasswordModePacket;
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struct AcceptEnterPositionPacket;
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struct AcceptLoginPacket;
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#pragma pack(push, 1)
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struct CharacterInfo {
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@ -99,7 +100,7 @@ public:
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/* 01E0 */ bool characterDeleted;
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/* 01E1 */ unsigned char unknown_01E1[0x3];
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/* 01E4 */ std::uint32_t otpStarted;
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/* 01E8 */ unsigned char unknown_01E8[0x3E80];
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/* 01E8 */ unsigned char serverList[0x3E80];
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/* 4068 */ CharacterInfo characters[68];
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/* 6EE4 */ std::string wallpaperName;
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/* 6EFC */ CharacterSlotExtension slotExtension;
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@ -159,6 +160,7 @@ public:
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void Zc_Accept_Enter3(const AcceptEnterPositionPacket* packet);
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void Zc_Accept_Enter2(const AcceptEnterPositionPacket* packet);
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void ShowLoginError(int code, int argument);
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void ReceiveAcceptLogin(const AcceptLoginPacket* packet, int version);
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};
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extern bool g_loginModeFlag;
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@ -1,6 +1,7 @@
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#include "Client/Mode/CLoginMode.h"
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#include "Client/Application/ApplicationWindow.h"
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#include "Client/Application/Launcher.h"
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#include "Archive/PakRegistry.h"
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#include "Client/Stove/StoveMgr.h"
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#include "Client/ModeFadeOut.h"
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#include "Client/Application/ErrorDialog.h"
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@ -38,6 +39,7 @@
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#include <cstddef>
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#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <ctime>
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#include <string>
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@ -123,6 +125,32 @@ struct RefuseLoginPacket {
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/* 0002 */ unsigned char result;
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/* 0003 */ char blockDate[20];
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};
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struct AcceptLoginPacket {
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/* 0000 */ std::int16_t id;
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/* 0002 */ std::uint16_t length;
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/* 0004 */ int authCode;
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/* 0008 */ std::uint32_t aid;
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/* 000C */ int userLevel;
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/* 0010 */ std::uint32_t lastLoginIp;
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/* 0014 */ char lastLoginTime[26];
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/* 002E */ unsigned char sex;
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/* 002F */ unsigned char body[1];
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};
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struct ServerAddress {
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/* 0000 */ std::uint32_t ip;
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/* 0004 */ std::int16_t port;
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/* 0006 */ char name[20];
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/* 001A */ std::uint16_t userCount;
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/* 001C */ std::int16_t state;
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/* 001E */ std::int16_t property;
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};
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struct ServerAddress2 {
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/* 0000 */ ServerAddress address;
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/* 0020 */ char domain[128];
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};
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#pragma pack(pop)
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// GLOBAL: gl_25054
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@ -134,7 +162,24 @@ int g_loginStartMode = 3;
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// GLOBAL: gl_25148
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const char* g_loginWallpaperName = "";
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struct SessionAccount {
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/* 0000 */ int sex;
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/* 0004 */ int unknown_0004;
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/* 0008 */ int authCode;
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/* 000C */ int userLevel;
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/* 0010 */ std::uint32_t lastLoginIp;
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/* 0014 */ char lastLoginTime[27];
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};
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// GLOBAL: gl_25169
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std::uint32_t g_loginAcceptTime;
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// GLOBAL: gl_25252
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unsigned char g_loginExitFlag;
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static_assert(sizeof(CharacterSlotsPacket) == 0x1D);
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static_assert(offsetof(AcceptLoginPacket, body) == 0x2F);
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static_assert(sizeof(ServerAddress) == 0x20);
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static_assert(sizeof(ServerAddress2) == 0xA0);
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static_assert(offsetof(AcceptEnterPacket, characters) == 0x1B);
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template <std::size_t Length, std::uint64_t Key>
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@ -2044,3 +2089,89 @@ bool CLoginMode::ShowNotice(int notice, bool append) {
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return true;
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}
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static void ComputeLoginDigest(unsigned char* digest, const void* data, int size) {
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}
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// OFFSET: 0x00D8CD60
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// FUNCTION: fn_22264
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void CLoginMode::ReceiveAcceptLogin(const AcceptLoginPacket* packet, int version) {
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g_loginAcceptTime = timeGetTime();
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*reinterpret_cast<std::string*>(&g_session.unknown_56B8[4]) = LookupMessage(940);
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SessionAccount& account = *reinterpret_cast<SessionAccount*>(g_session.unknown_0E9C);
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account.authCode = packet->authCode;
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account.userLevel = packet->userLevel;
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g_session.m_aid = packet->aid;
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unsigned char digest[16] = {};
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ComputeLoginDigest(digest, packet, offsetof(AcceptLoginPacket, body));
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g_pakRegistry.ApplyAuxiliary(digest, sizeof(digest));
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SecureZeroMemory(digest, sizeof(digest));
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if (packet->sex >= 10) {
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g_session.SetFlag(packet->sex - 10);
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g_doramSex = packet->sex - 10;
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} else {
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if (g_loginExitFlag == 1) {
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exit(0);
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}
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g_session.SetFlag(packet->sex);
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g_doramSex = packet->sex;
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}
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if (g_serviceType == 6 || g_serviceType == 10 || g_serviceType == 12) {
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g_serviceOptions.Set(0x6C, 0);
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}
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const unsigned char flags = g_serviceOptions.Get(0x6C);
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SetServiceFlags(flags, flags);
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account.lastLoginIp = packet->lastLoginIp;
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memcpy_s(account.lastLoginTime, sizeof(packet->lastLoginTime), packet->lastLoginTime, sizeof(packet->lastLoginTime));
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account.lastLoginTime[26] = '\0';
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unsigned int count;
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switch (version) {
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case 2:
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count = (packet->length - (offsetof(AcceptLoginPacket, body) + 4)) / sizeof(ServerAddress);
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this->unknown_01C4 = count;
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memcpy(this->serverList, packet->body + 4, count * sizeof(ServerAddress));
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break;
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case 3:
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count = (packet->length - (offsetof(AcceptLoginPacket, body) + 17)) / sizeof(ServerAddress);
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this->unknown_01C4 = count;
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memcpy(this->serverList, packet->body + 17, count * sizeof(ServerAddress));
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memcpy(&g_session.unknown_807C[8], packet->body, 16);
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break;
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case 4:
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count = (packet->length - offsetof(AcceptLoginPacket, body)) / sizeof(ServerAddress2);
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this->unknown_01C4 = count;
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memcpy(this->serverList, packet->body, count * sizeof(ServerAddress2));
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break;
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case 5:
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count = (packet->length - (offsetof(AcceptLoginPacket, body) + 17)) / sizeof(ServerAddress2);
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this->unknown_01C4 = count;
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memcpy(this->serverList, packet->body + 17, count * sizeof(ServerAddress2));
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memcpy(&g_session.unknown_807C[8], packet->body, 16);
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break;
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case 6:
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case 7:
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case 8:
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case 9:
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break;
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default:
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count = (packet->length - offsetof(AcceptLoginPacket, body)) / sizeof(ServerAddress);
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this->unknown_01C4 = count;
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memcpy(this->serverList, packet->body, count * sizeof(ServerAddress));
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break;
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}
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CNProtectGameGuardMgr* gameGuard = g_nProtectGameGuardMgr;
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const std::uint32_t aid = packet->aid;
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const std::uint8_t source[] = {0x4C, 0x7B, 0x77};
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thread_local EncryptedName<sizeof(source), 0x637B959D55771F69ULL> format(source);
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gameGuard->Send(FormatString(format.Text(), aid));
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GetRagConnection().Close();
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g_loginFailCount = 0;
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this->pendingCursorType = 6;
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}
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