{"type": "func", "start": 6443747164, "end": 6443747918, "name": "_isindst_nolock", "pseudocode": "// \n// _isindst_nolock from 0x18013c75c to 0x18013ca4e (754 bytes)\n// \n// 2 xrefs:\n// > _isindst @ 0x18013d327\n// > @ 0x180203a28\n// \n// This function is hookable on this platform!\n// \n// Using BromaIDA 8.0.0 @ https://github.com/Stazzical/BromaIDA\n// Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings\n// \n\n__int64 __fastcall _isindst_nolock(struct tm *const a1)\n{\n unsigned int v2; // edi\n int tm_year; // esi\n int wMilliseconds; // r14d\n int wSecond; // r15d\n int wMinute; // r12d\n int wHour; // r13d\n __int64 wMonth; // rbx\n int v9; // ecx\n int v10; // eax\n __int64 v11; // rdx\n int wDayOfWeek; // ecx\n int wDay; // r8d\n int v14; // eax\n int tm_yday; // eax\n int v17; // ecx\n int v18; // [rsp+98h] [rbp+10h] BYREF\n\n v2 = 0;\n v18 = 0;\n if ( (unsigned int)sub_18013C6CC(&v18) )\n invoke_watson(nullptr, nullptr, nullptr, 0, 0);\n if ( !v18 )\n return 0;\n tm_year = a1->tm_year;\n if ( tm_year != dword_1801B2140 || tm_year != dword_1801B2150 )\n {\n if ( dword_1801F5660 )\n {\n if ( TimeZoneInformation.DaylightDate.wYear )\n {\n wMilliseconds = TimeZoneInformation.DaylightDate.wMilliseconds;\n wSecond = TimeZoneInformation.DaylightDate.wSecond;\n wMinute = TimeZoneInformation.DaylightDate.wMinute;\n wHour = TimeZoneInformation.DaylightDate.wHour;\n wMonth = TimeZoneInformation.DaylightDate.wMonth;\n if ( unknown_libname_67(tm_year) )\n v9 = dword_18017A634[wMonth];\n else\n v9 = dword_18017A5FC[wMonth];\n dword_1801B2140 = tm_year;\n dword_1801B2144 = v9 + TimeZoneInformation.DaylightDate.wDay;\n dword_1801B2148 = wMilliseconds + 1000 * (wSecond + 60 * (wMinute + 60 * wHour));\n }\n else\n {\n cvtdate(\n 0,\n 1,\n (unsigned int)tm_year,\n TimeZoneInformation.DaylightDate.wMonth,\n TimeZoneInformation.DaylightDate.wDay,\n TimeZoneInformation.DaylightDate.wDayOfWeek,\n 0,\n TimeZoneInformation.DaylightDate.wHour,\n TimeZoneInformation.DaylightDate.wMinute,\n TimeZoneInformation.DaylightDate.wSecond,\n TimeZoneInformation.DaylightDate.wMilliseconds);\n }\n if ( TimeZoneInformation.StandardDate.wYear )\n {\n wDay = TimeZoneInformation.StandardDate.wDay;\n v11 = 0;\n v10 = 0;\n wDayOfWeek = 0;\n }\n else\n {\n v10 = TimeZoneInformation.StandardDate.wDay;\n v11 = 1;\n wDayOfWeek = TimeZoneInformation.StandardDate.wDayOfWeek;\n wDay = 0;\n }\n cvtdate(\n 1,\n v11,\n (unsigned int)a1->tm_year,\n TimeZoneInformation.StandardDate.wMonth,\n v10,\n wDayOfWeek,\n wDay,\n TimeZoneInformation.StandardDate.wHour,\n TimeZoneInformation.StandardDate.wMinute,\n TimeZoneInformation.StandardDate.wSecond,\n TimeZoneInformation.StandardDate.wMilliseconds);\n }\n else\n {\n cvtdate(0, 1, (unsigned int)tm_year, (unsigned int)(tm_year < 107) + 3, (tm_year >= 107) + 1, 0, 0, 2, 0, 0, 0);\n v14 = 5;\n if ( tm_year >= 107 )\n v14 = 1;\n cvtdate(1, 1, (unsigned int)a1->tm_year, (unsigned int)(tm_year >= 107) + 10, v14, 0, 0, 2, 0, 0, 0);\n }\n }\n tm_yday = a1->tm_yday;\n if ( dword_1801B2144 >= dword_1801B2154 )\n {\n if ( tm_yday < dword_1801B2154 || tm_yday > dword_1801B2144 )\n return 1;\n if ( tm_yday <= dword_1801B2154 || tm_yday >= dword_1801B2144 )\n goto LABEL_29;\n return 0;\n }\n if ( tm_yday < dword_1801B2144 || tm_yday > dword_1801B2154 )\n return 0;\n if ( tm_yday > dword_1801B2144 && tm_yday < dword_1801B2154 )\n return 1;\nLABEL_29:\n v17 = 1000 * (a1->tm_sec + 60 * (a1->tm_min + 60 * a1->tm_hour));\n if ( tm_yday == dword_1801B2144 )\n LOBYTE(v2) = v17 >= dword_1801B2148;\n else\n LOBYTE(v2) = v17 < dword_1801B2158;\n return v2;\n}", "assembly": "; \n; _isindst_nolock from 0x18013c75c to 0x18013ca4e (754 bytes)\n; \n; 2 xrefs:\n; > _isindst @ 0x18013d327\n; > @ 0x180203a28\n; \n; This function is hookable on this platform!\n; \n; Using BromaIDA 8.0.0 @ https:;github.com/Stazzical/BromaIDA\n; Using bindings at commit ba9f177b at Thu Jul 16 22:52:06 2026 from https:;github.com/geode-sdk/bindings\n; \n\nmov rax, rsp ; +0x0, 0x18013c75c\nmov [rax+8], rbx ; +0x3, 0x18013c75f\nmov [rax+18h], rbp ; +0x7, 0x18013c763\nmov [rax+20h], rsi ; +0xb, 0x18013c767\npush rdi ; +0xf, 0x18013c76b\npush r12 ; +0x10, 0x18013c76c\npush r13 ; +0x12, 0x18013c76e\npush r14 ; +0x14, 0x18013c770\npush r15 ; +0x16, 0x18013c772\nsub rsp, 60h ; +0x18, 0x18013c774\nmov rbp, rcx ; +0x1c, 0x18013c778\nxor edi, edi ; +0x1f, 0x18013c77b\nlea rcx, [rax+10h] ; +0x21, 0x18013c77d\nmov [rax+10h], edi ; +0x25, 0x18013c781\ncall sub_18013C6CC ; +0x28, 0x18013c784\ntest eax, eax ; +0x2d, 0x18013c789\njnz loc_18013CA39 ; +0x2f, 0x18013c78b\ncmp [rsp+88h+arg_8], edi ; +0x35, 0x18013c791\njz loc_18013CA35 ; +0x3c, 0x18013c798\nmov esi, [rbp+14h] ; +0x42, 0x18013c79e\nlea r14d, [rdi+1] ; +0x45, 0x18013c7a1\ncmp esi, cs:dword_1801B2140 ; +0x49, 0x18013c7a5\njnz short loc_18013C7B9 ; +0x4f, 0x18013c7ab\ncmp esi, cs:dword_1801B2150 ; +0x51, 0x18013c7ad\njz loc_18013C9A9 ; +0x57, 0x18013c7b3\ncmp cs:dword_1801F5660, edi ; +0x5d, 0x18013c7b9\njz loc_18013C922 ; +0x63, 0x18013c7bf\ncmp cs:TimeZoneInformation.DaylightDate.wYear, di ; +0x69, 0x18013c7c5\njnz short loc_18013C832 ; +0x70, 0x18013c7cc\nmovzx ecx, cs:TimeZoneInformation.DaylightDate.wSecond ; +0x72, 0x18013c7ce\nmov r8d, esi ; +0x79, 0x18013c7d5\nmovzx edx, cs:TimeZoneInformation.DaylightDate.wMinute ; +0x7c, 0x18013c7d8\nmovzx eax, cs:TimeZoneInformation.DaylightDate.wMilliseconds ; +0x83, 0x18013c7df\nmovzx r10d, cs:TimeZoneInformation.DaylightDate.wHour ; +0x8a, 0x18013c7e6\nmovzx r11d, cs:TimeZoneInformation.DaylightDate.wDayOfWeek ; +0x92, 0x18013c7ee\nmovzx ebx, cs:TimeZoneInformation.DaylightDate.wDay ; +0x9a, 0x18013c7f6\nmovzx r9d, cs:TimeZoneInformation.DaylightDate.wMonth ; +0xa1, 0x18013c7fd\nmov [rsp+88h+var_38], eax ; +0xa9, 0x18013c805\nmov [rsp+88h+var_40], ecx ; +0xad, 0x18013c809\nxor ecx, ecx ; +0xb1, 0x18013c80d\nmov [rsp+88h+var_48], edx ; +0xb3, 0x18013c80f\nmov edx, r14d ; +0xb7, 0x18013c813\nmov [rsp+88h+var_50], r10d ; +0xba, 0x18013c816\nmov [rsp+88h+var_58], edi ; +0xbf, 0x18013c81b\nmov [rsp+88h+var_60], r11d ; +0xc3, 0x18013c81f\nmov dword ptr [rsp+88h+Reserved], ebx ; +0xc8, 0x18013c824\ncall ?cvtdate@@YAXW4transition_type@?A0x7639d0b4@@W4date_type@2@HHHHHHHHH@Z ; +0xcc, 0x18013c828\njmp loc_18013C8B2 ; +0xd1, 0x18013c82d\nmovzx r14d, cs:TimeZoneInformation.DaylightDate.wMilliseconds ; +0xd6, 0x18013c832\nmov ecx, esi ; +0xde, 0x18013c83a\nmovzx r15d, cs:TimeZoneInformation.DaylightDate.wSecond ; +0xe0, 0x18013c83c\nmovzx r12d, cs:TimeZoneInformation.DaylightDate.wMinute ; +0xe8, 0x18013c844\nmovzx r13d, cs:TimeZoneInformation.DaylightDate.wHour ; +0xf0, 0x18013c84c\nmovzx ebx, cs:TimeZoneInformation.DaylightDate.wMonth ; +0xf8, 0x18013c854\ncall unknown_libname_67; Microsoft VisualC 64bit universal runtime ; +0xff, 0x18013c85b\ntest al, al ; +0x104, 0x18013c860\nlea rax, cs:180000000h ; +0x106, 0x18013c862\njz short loc_18013C874 ; +0x10d, 0x18013c869\nmov ecx, ds:rva dword_18017A634[rax+rbx*4] ; +0x10f, 0x18013c86b\njmp short loc_18013C87B ; +0x116, 0x18013c872\nmov ecx, ds:rva dword_18017A5FC[rax+rbx*4] ; +0x118, 0x18013c874\nmovzx eax, cs:TimeZoneInformation.DaylightDate.wDay ; +0x11f, 0x18013c87b\nadd eax, ecx ; +0x126, 0x18013c882\nmov cs:dword_1801B2140, esi ; +0x128, 0x18013c884\nmov cs:dword_1801B2144, eax ; +0x12e, 0x18013c88a\nimul eax, r13d, 3Ch ; '<' ; +0x134, 0x18013c890\nadd eax, r12d ; +0x138, 0x18013c894\nimul ecx, eax, 3Ch ; '<' ; +0x13b, 0x18013c897\nadd ecx, r15d ; +0x13e, 0x18013c89a\nimul eax, ecx, 3E8h ; +0x141, 0x18013c89d\nadd eax, r14d ; +0x147, 0x18013c8a3\nmov r14d, 1 ; +0x14a, 0x18013c8a6\nmov cs:dword_1801B2148, eax ; +0x150, 0x18013c8ac\ncmp cs:TimeZoneInformation.StandardDate.wYear, di ; +0x156, 0x18013c8b2\nmovzx r9d, cs:TimeZoneInformation.StandardDate.wMonth ; +0x15d, 0x18013c8b9\nmovzx r10d, cs:TimeZoneInformation.StandardDate.wHour ; +0x165, 0x18013c8c1\nmovzx r11d, cs:TimeZoneInformation.StandardDate.wMinute ; +0x16d, 0x18013c8c9\nmovzx ebx, cs:TimeZoneInformation.StandardDate.wSecond ; +0x175, 0x18013c8d1\nmovzx esi, cs:TimeZoneInformation.StandardDate.wMilliseconds ; +0x17c, 0x18013c8d8\njnz short loc_18013C8F7 ; +0x183, 0x18013c8df\nmovzx eax, cs:TimeZoneInformation.StandardDate.wDay ; +0x185, 0x18013c8e1\nmov edx, r14d ; +0x18c, 0x18013c8e8\nmovzx ecx, cs:TimeZoneInformation.StandardDate.wDayOfWeek ; +0x18f, 0x18013c8eb\nmov r8d, edi ; +0x196, 0x18013c8f2\njmp short loc_18013C905 ; +0x199, 0x18013c8f5\nmovzx r8d, cs:TimeZoneInformation.StandardDate.wDay ; +0x19b, 0x18013c8f7\nmov edx, edi ; +0x1a3, 0x18013c8ff\nmov eax, edi ; +0x1a5, 0x18013c901\nmov ecx, edi ; +0x1a7, 0x18013c903\nmov [rsp+88h+var_38], esi ; +0x1a9, 0x18013c905\nmov [rsp+88h+var_40], ebx ; +0x1ad, 0x18013c909\nmov [rsp+88h+var_48], r11d ; +0x1b1, 0x18013c90d\nmov [rsp+88h+var_50], r10d ; +0x1b6, 0x18013c912\nmov [rsp+88h+var_58], r8d ; +0x1bb, 0x18013c917\nmov [rsp+88h+var_60], ecx ; +0x1c0, 0x18013c91c\njmp short loc_18013C999 ; +0x1c4, 0x18013c920\nmov [rsp+88h+var_38], edi ; +0x1c6, 0x18013c922\nmov eax, edi ; +0x1ca, 0x18013c926\nmov [rsp+88h+var_40], edi ; +0x1cc, 0x18013c928\nmov r9d, edi ; +0x1d0, 0x18013c92c\nmov [rsp+88h+var_48], edi ; +0x1d3, 0x18013c92f\ncmp esi, 6Bh ; 'k' ; +0x1d7, 0x18013c933\nmov ebx, 2 ; +0x1da, 0x18013c936\nmov r8d, esi ; +0x1df, 0x18013c93b\nsetnl al ; +0x1e2, 0x18013c93e\nmov [rsp+88h+var_50], ebx ; +0x1e5, 0x18013c941\nadd eax, r14d ; +0x1e9, 0x18013c945\nmov [rsp+88h+var_58], edi ; +0x1ec, 0x18013c948\ncmp esi, 6Bh ; 'k' ; +0x1f0, 0x18013c94c\nmov [rsp+88h+var_60], edi ; +0x1f3, 0x18013c94f\nmov edx, r14d ; +0x1f7, 0x18013c953\nmov dword ptr [rsp+88h+Reserved], eax ; +0x1fa, 0x18013c956\nsetl r9b ; +0x1fe, 0x18013c95a\nxor ecx, ecx ; +0x202, 0x18013c95e\nadd r9d, 3 ; +0x204, 0x18013c960\ncall ?cvtdate@@YAXW4transition_type@?A0x7639d0b4@@W4date_type@2@HHHHHHHHH@Z ; +0x208, 0x18013c964\nmov [rsp+88h+var_38], edi ; +0x20d, 0x18013c969\nlea eax, [rbx+3] ; +0x211, 0x18013c96d\nmov [rsp+88h+var_40], edi ; +0x214, 0x18013c970\ncmp esi, 6Bh ; 'k' ; +0x218, 0x18013c974\nmov [rsp+88h+var_48], edi ; +0x21b, 0x18013c977\nmov r9d, edi ; +0x21f, 0x18013c97b\nmov [rsp+88h+var_50], ebx ; +0x222, 0x18013c97e\nsetnl r9b ; +0x226, 0x18013c982\ncmovge eax, r14d ; +0x22a, 0x18013c986\nmov [rsp+88h+var_58], edi ; +0x22e, 0x18013c98a\nadd r9d, 0Ah ; +0x232, 0x18013c98e\nmov [rsp+88h+var_60], edi ; +0x236, 0x18013c992\nmov edx, r14d ; +0x23a, 0x18013c996\nmov r8d, [rbp+14h] ; +0x23d, 0x18013c999\nmov ecx, r14d ; +0x241, 0x18013c99d\nmov dword ptr [rsp+88h+Reserved], eax ; +0x244, 0x18013c9a0\ncall ?cvtdate@@YAXW4transition_type@?A0x7639d0b4@@W4date_type@2@HHHHHHHHH@Z ; +0x248, 0x18013c9a4\nmov r8d, cs:dword_1801B2144 ; +0x24d, 0x18013c9a9\nmov ecx, cs:dword_1801B2154 ; +0x254, 0x18013c9b0\nmov eax, [rbp+1Ch] ; +0x25a, 0x18013c9b6\ncmp r8d, ecx ; +0x25d, 0x18013c9b9\njge short loc_18013C9F1 ; +0x260, 0x18013c9bc\ncmp eax, r8d ; +0x262, 0x18013c9be\njl short loc_18013CA35 ; +0x265, 0x18013c9c1\ncmp eax, ecx ; +0x267, 0x18013c9c3\njg short loc_18013CA35 ; +0x269, 0x18013c9c5\ncmp eax, r8d ; +0x26b, 0x18013c9c7\njle short loc_18013CA03 ; +0x26e, 0x18013c9ca\ncmp eax, ecx ; +0x270, 0x18013c9cc\njge short loc_18013CA03 ; +0x272, 0x18013c9ce\nmov eax, r14d ; +0x274, 0x18013c9d0\nlea r11, [rsp+88h+var_28] ; +0x277, 0x18013c9d3\nmov rbx, [r11+30h] ; +0x27c, 0x18013c9d8\nmov rbp, [r11+40h] ; +0x280, 0x18013c9dc\nmov rsi, [r11+48h] ; +0x284, 0x18013c9e0\nmov rsp, r11 ; +0x288, 0x18013c9e4\npop r15 ; +0x28b, 0x18013c9e7\npop r14 ; +0x28d, 0x18013c9e9\npop r13 ; +0x28f, 0x18013c9eb\npop r12 ; +0x291, 0x18013c9ed\npop rdi ; +0x293, 0x18013c9ef\nretn ; +0x294, 0x18013c9f0\ncmp eax, ecx ; +0x295, 0x18013c9f1\njl short loc_18013C9D0 ; +0x297, 0x18013c9f3\ncmp eax, r8d ; +0x299, 0x18013c9f5\njg short loc_18013C9D0 ; +0x29c, 0x18013c9f8\ncmp eax, ecx ; +0x29e, 0x18013c9fa\njle short loc_18013CA03 ; +0x2a0, 0x18013c9fc\ncmp eax, r8d ; +0x2a2, 0x18013c9fe\njl short loc_18013CA35 ; +0x2a5, 0x18013ca01\nimul ecx, [rbp+8], 3Ch ; '<' ; +0x2a7, 0x18013ca03\nadd ecx, [rbp+4] ; +0x2ab, 0x18013ca07\nimul edx, ecx, 3Ch ; '<' ; +0x2ae, 0x18013ca0a\nadd edx, [rbp+0] ; +0x2b1, 0x18013ca0d\nimul ecx, edx, 3E8h ; +0x2b4, 0x18013ca10\ncmp eax, r8d ; +0x2ba, 0x18013ca16\njnz short loc_18013CA29 ; +0x2bd, 0x18013ca19\ncmp ecx, cs:dword_1801B2148 ; +0x2bf, 0x18013ca1b\nsetnl dil ; +0x2c5, 0x18013ca21\nmov eax, edi ; +0x2c9, 0x18013ca25\njmp short loc_18013C9D3 ; +0x2cb, 0x18013ca27\ncmp ecx, cs:dword_1801B2158 ; +0x2cd, 0x18013ca29\nsetl dil ; +0x2d3, 0x18013ca2f\njmp short loc_18013CA25 ; +0x2d7, 0x18013ca33\nxor eax, eax ; +0x2d9, 0x18013ca35\njmp short loc_18013C9D3 ; +0x2db, 0x18013ca37\nxor r9d, r9d; LineNo ; +0x2dd, 0x18013ca39\nmov [rsp+88h+Reserved], rdi; Reserved ; +0x2e0, 0x18013ca3c\nxor r8d, r8d; FileName ; +0x2e5, 0x18013ca41\nxor edx, edx; FunctionName ; +0x2e8, 0x18013ca44\nxor ecx, ecx; Expression ; +0x2ea, 0x18013ca46\ncall _invoke_watson ; +0x2ec, 0x18013ca48\ndb 0CCh ; +0x2f1, 0x18013ca4d", "xrefs": ["_isindst @ 0x18013d327", " @ 0x180203a28"], "is_objc": false, "is_arm32": false, "is_arm64": false, "bida_info": "8.0.0 @ https://github.com/Stazzical/BromaIDA", "bindings_info": "commit ba9f177b at Thu Jul 16 22:52:06 2026 from https://github.com/geode-sdk/bindings"}