{"type": "func", "start": 6443766352, "end": 6443766821, "name": "__crt_mbstring::__mbrtoc32_utf8", "pseudocode": "// \n// __crt_mbstring::__mbrtoc32_utf8 from 0x180141250 to 0x180141425 (469 bytes)\n// \n// 4 xrefs:\n// > __crt_mbstring::__mbrtowc_utf8 @ 0x18013da7e\n// > __crt_mbstring::__mbsrtowcs_utf8 @ 0x18013db1f\n// > __crt_mbstring::__mbsrtowcs_utf8 @ 0x18013dc01\n// > @ 0x180203c98\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\nunsigned __int64 __fastcall __crt_mbstring::__mbrtoc32_utf8(\n unsigned __int64 this,\n char32_t *a2,\n const char *a3,\n void *a4)\n{\n __int64 v4; // r10\n void *v5; // r11\n const char *v6; // rdi\n unsigned __int64 v8; // r14\n _DWORD *v9; // rsi\n int v11; // r9d\n unsigned __int8 v12; // r8\n unsigned __int8 v13; // bl\n unsigned int v14; // edx\n unsigned __int64 v15; // r9\n char v16; // cl\n _DWORD v17[6]; // [rsp+18h] [rbp-50h]\n\n v4 = 0;\n v5 = &unk_1801F5730;\n v6 = &byte_18014572F;\n if ( a4 )\n v5 = a4;\n if ( a2 )\n v6 = (const char *)a2;\n v8 = 1;\n if ( a2 )\n v8 = (unsigned __int64)a3;\n v9 = (_DWORD *)(this & -(__int64)(a2 != nullptr));\n if ( !v8 )\n return -2;\n if ( !*((_WORD *)v5 + 3) )\n {\n v11 = *(unsigned __int8 *)v6++;\n if ( (v11 & 0x80u) == 0 )\n {\n if ( v9 )\n *v9 = v11;\n LOBYTE(v4) = (_BYTE)v11 != 0;\n return v4;\n }\n if ( (v11 & 0xE0) == 0xC0 )\n {\n v12 = 2;\nLABEL_20:\n v13 = v12;\n v14 = v11 & ((1 << (7 - v12)) - 1);\n goto LABEL_24;\n }\n if ( (v11 & 0xF0) == 0xE0 )\n {\n v12 = 3;\n goto LABEL_20;\n }\n if ( (v11 & 0xF8) == 0xF0 )\n {\n v12 = 4;\n goto LABEL_20;\n }\nLABEL_38:\n *(_QWORD *)v5 = 0;\n *errno() = 42;\n return -1;\n }\n v12 = *((_BYTE *)v5 + 4);\n v14 = *(_DWORD *)v5;\n v13 = *((_BYTE *)v5 + 6);\n if ( (unsigned __int8)(v12 - 2) > 2u || !v13 || v13 >= v12 )\n goto LABEL_38;\nLABEL_24:\n v15 = v13;\n if ( v13 >= v8 )\n v15 = v8;\n while ( v6 - (const char *)a2 < v15 )\n {\n v16 = *v6++;\n if ( (v16 & 0xC0) != 0x80 )\n goto LABEL_38;\n v14 = (v14 << 6) | v16 & 0x3F;\n }\n if ( v15 < v13 )\n {\n *((_WORD *)v5 + 2) = v12;\n *((_WORD *)v5 + 3) = (unsigned __int8)(v13 - v15);\n *(_DWORD *)v5 = v14;\n return -2;\n }\n if ( v14 - 55296 <= 0x7FF )\n goto LABEL_38;\n if ( v14 >= 0x110000 )\n goto LABEL_38;\n v17[2] = 128;\n v17[3] = 2048;\n v17[4] = 0x10000;\n if ( v14 < v17[v12] )\n goto LABEL_38;\n if ( v9 )\n *v9 = v14;\n *(_QWORD *)v5 = 0;\n return v13 & (unsigned __int64)-(__int64)(v14 != 0);\n}", "assembly": "; \n; __crt_mbstring::__mbrtoc32_utf8 from 0x180141250 to 0x180141425 (469 bytes)\n; \n; 4 xrefs:\n; > __crt_mbstring::__mbrtowc_utf8 @ 0x18013da7e\n; > __crt_mbstring::__mbsrtowcs_utf8 @ 0x18013db1f\n; > __crt_mbstring::__mbsrtowcs_utf8 @ 0x18013dc01\n; > @ 0x180203c98\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 [rsp+arg_8], rbx ; +0x0, 0x180141250\npush rbp ; +0x5, 0x180141255\npush rsi ; +0x6, 0x180141256\npush rdi ; +0x7, 0x180141257\npush r14 ; +0x8, 0x180141258\npush r15 ; +0xa, 0x18014125a\nsub rsp, 40h ; +0xc, 0x18014125c\nmov rax, cs:__security_cookie ; +0x10, 0x180141260\nxor rax, rsp ; +0x17, 0x180141267\nmov [rsp+68h+var_38], rax ; +0x1a, 0x18014126a\nxor r10d, r10d ; +0x1f, 0x18014126f\nlea r11, unk_1801F5730 ; +0x22, 0x180141272\ntest r9, r9 ; +0x29, 0x180141279\nlea rdi, byte_18014572F ; +0x2c, 0x18014127c\nmov rax, rdx ; +0x33, 0x180141283\nmov r15, rdx ; +0x36, 0x180141286\ncmovnz r11, r9 ; +0x39, 0x180141289\ntest rdx, rdx ; +0x3d, 0x18014128d\nlea ebp, [r10+1] ; +0x40, 0x180141290\ncmovnz rdi, rdx ; +0x44, 0x180141294\nmov r14d, ebp ; +0x48, 0x180141298\ncmovnz r14, r8 ; +0x4b, 0x18014129b\nneg rax ; +0x4f, 0x18014129f\nsbb rsi, rsi ; +0x52, 0x1801412a2\nand rsi, rcx ; +0x55, 0x1801412a5\ntest r14, r14 ; +0x58, 0x1801412a8\njnz short loc_1801412B9 ; +0x5b, 0x1801412ab\nmov rax, 0FFFFFFFFFFFFFFFEh ; +0x5d, 0x1801412ad\njmp loc_180141407 ; +0x64, 0x1801412b4\ncmp [r11+6], r10w ; +0x69, 0x1801412b9\njnz short loc_180141328 ; +0x6e, 0x1801412be\nmovzx r9d, byte ptr [rdi] ; +0x70, 0x1801412c0\ninc rdi ; +0x74, 0x1801412c4\ntest r9b, r9b ; +0x77, 0x1801412c7\njs short loc_1801412E3 ; +0x7a, 0x1801412ca\ntest rsi, rsi ; +0x7c, 0x1801412cc\njz short loc_1801412D4 ; +0x7f, 0x1801412cf\nmov [rsi], r9d ; +0x81, 0x1801412d1\ntest r9b, r9b ; +0x84, 0x1801412d4\nsetnz r10b ; +0x87, 0x1801412d7\nmov rax, r10 ; +0x8b, 0x1801412db\njmp loc_180141407 ; +0x8e, 0x1801412de\nmov al, r9b ; +0x93, 0x1801412e3\nand al, 0E0h ; +0x96, 0x1801412e6\ncmp al, 0C0h ; +0x98, 0x1801412e8\njnz short loc_1801412F1 ; +0x9a, 0x1801412ea\nmov r8b, 2 ; +0x9c, 0x1801412ec\njmp short loc_18014130F ; +0x9f, 0x1801412ef\nmov al, r9b ; +0xa1, 0x1801412f1\nand al, 0F0h ; +0xa4, 0x1801412f4\ncmp al, 0E0h ; +0xa6, 0x1801412f6\njnz short loc_1801412FF ; +0xa8, 0x1801412f8\nmov r8b, 3 ; +0xaa, 0x1801412fa\njmp short loc_18014130F ; +0xad, 0x1801412fd\nmov al, r9b ; +0xaf, 0x1801412ff\nand al, 0F8h ; +0xb2, 0x180141302\ncmp al, 0F0h ; +0xb4, 0x180141304\njnz loc_1801413F5 ; +0xb6, 0x180141306\nmov r8b, 4 ; +0xbc, 0x18014130c\nmovzx eax, r8b ; +0xbf, 0x18014130f\nmov ecx, 7 ; +0xc3, 0x180141313\nsub ecx, eax ; +0xc8, 0x180141318\nmov edx, ebp ; +0xca, 0x18014131a\nshl edx, cl ; +0xcc, 0x18014131c\nmov bl, r8b ; +0xce, 0x18014131e\nsub edx, ebp ; +0xd1, 0x180141321\nand edx, r9d ; +0xd3, 0x180141323\njmp short loc_180141351 ; +0xd6, 0x180141326\nmov r8b, [r11+4] ; +0xd8, 0x180141328\nmov edx, [r11] ; +0xdc, 0x18014132c\nmov bl, [r11+6] ; +0xdf, 0x18014132f\nlea eax, [r8-2] ; +0xe3, 0x180141333\ncmp al, 2 ; +0xe7, 0x180141337\nja loc_1801413F5 ; +0xe9, 0x180141339\ncmp bl, bpl ; +0xef, 0x18014133f\njb loc_1801413F5 ; +0xf2, 0x180141342\ncmp bl, r8b ; +0xf8, 0x180141348\njnb loc_1801413F5 ; +0xfb, 0x18014134b\nmovzx ebp, bl ; +0x101, 0x180141351\ncmp rbp, r14 ; +0x104, 0x180141354\nmov r9d, ebp ; +0x107, 0x180141357\ncmovnb r9, r14 ; +0x10a, 0x18014135a\njmp short loc_18014137E ; +0x10e, 0x18014135e\nmovzx ecx, byte ptr [rdi] ; +0x110, 0x180141360\ninc rdi ; +0x113, 0x180141363\nmov al, cl ; +0x116, 0x180141366\nand al, 0C0h ; +0x118, 0x180141368\ncmp al, 80h ; +0x11a, 0x18014136a\njnz loc_1801413F5 ; +0x11c, 0x18014136c\nmov eax, edx ; +0x122, 0x180141372\nand ecx, 3Fh ; +0x124, 0x180141374\nshl eax, 6 ; +0x127, 0x180141377\nmov edx, ecx ; +0x12a, 0x18014137a\nor edx, eax ; +0x12c, 0x18014137c\nmov rax, rdi ; +0x12e, 0x18014137e\nsub rax, r15 ; +0x131, 0x180141381\ncmp rax, r9 ; +0x134, 0x180141384\njb short loc_180141360 ; +0x137, 0x180141387\ncmp r9, rbp ; +0x139, 0x180141389\njnb short loc_1801413AA ; +0x13c, 0x18014138c\nmovzx eax, r8b ; +0x13e, 0x18014138e\nsub bl, r9b ; +0x142, 0x180141392\nmov [r11+4], ax ; +0x145, 0x180141395\nmovzx eax, bl ; +0x14a, 0x18014139a\nmov [r11+6], ax ; +0x14d, 0x18014139d\nmov [r11], edx ; +0x152, 0x1801413a2\njmp loc_1801412AD ; +0x155, 0x1801413a5\nlea eax, [rdx-0D800h] ; +0x15a, 0x1801413aa\ncmp eax, 7FFh ; +0x160, 0x1801413b0\njbe short loc_1801413F5 ; +0x165, 0x1801413b5\ncmp edx, 110000h ; +0x167, 0x1801413b7\njnb short loc_1801413F5 ; +0x16d, 0x1801413bd\nmovzx eax, r8b ; +0x16f, 0x1801413bf\nmov [rsp+68h+var_48], 80h ; +0x173, 0x1801413c3\nmov [rsp+68h+var_44], 800h ; +0x17b, 0x1801413cb\nmov [rsp+68h+var_40], 10000h ; +0x183, 0x1801413d3\ncmp edx, [rsp+rax*4+68h+var_50] ; +0x18b, 0x1801413db\njb short loc_1801413F5 ; +0x18f, 0x1801413df\ntest rsi, rsi ; +0x191, 0x1801413e1\njz short loc_1801413E8 ; +0x194, 0x1801413e4\nmov [rsi], edx ; +0x196, 0x1801413e6\nneg edx ; +0x198, 0x1801413e8\nmov [r11], r10 ; +0x19a, 0x1801413ea\nsbb rax, rax ; +0x19d, 0x1801413ed\nand rax, rbp ; +0x1a0, 0x1801413f0\njmp short loc_180141407 ; +0x1a3, 0x1801413f3\nmov [r11], r10 ; +0x1a5, 0x1801413f5\ncall _errno ; +0x1a8, 0x1801413f8\nmov dword ptr [rax], 2Ah ; '*' ; +0x1ad, 0x1801413fd\nor rax, 0FFFFFFFFFFFFFFFFh ; +0x1b3, 0x180141403\nmov rcx, [rsp+68h+var_38] ; +0x1b7, 0x180141407\nxor rcx, rsp; StackCookie ; +0x1bc, 0x18014140c\ncall __security_check_cookie ; +0x1bf, 0x18014140f\nmov rbx, [rsp+68h+arg_8] ; +0x1c4, 0x180141414\nadd rsp, 40h ; +0x1c9, 0x180141419\npop r15 ; +0x1cd, 0x18014141d\npop r14 ; +0x1cf, 0x18014141f\npop rdi ; +0x1d1, 0x180141421\npop rsi ; +0x1d2, 0x180141422\npop rbp ; +0x1d3, 0x180141423\nretn ; +0x1d4, 0x180141424", "xrefs": ["__crt_mbstring::__mbrtowc_utf8 @ 0x18013da7e", "__crt_mbstring::__mbsrtowcs_utf8 @ 0x18013db1f", "__crt_mbstring::__mbsrtowcs_utf8 @ 0x18013dc01", " @ 0x180203c98"], "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"}