Function at 0x423948
Capabilities:
Manipulate console buffer

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x54
mov eax, dword [0x42d0b4]
xor eax, esp
mov dword [esp + 0x50], eax
push ebx
push esi
mov esi, dword [ebp + 0xc]
push edi
push 0xfffffffffffffff5
mov edi, edx
mov dword [esp + 0x34], ecx
mov dword [esp + 0x18], esi
call dword [sym.imp.api_ms_win_core_processenvironment_l1_2_0.dll_GetStdHandle]
mov dword [esp + 0x18], eax
cmp eax, 0xffffffff
jne 0x42398c
push 1
call dword [sym.imp.msvcrt.dll__get_osfhandle]
pop ecx
mov dword [esp + 0x18], eax
cmp byte [0x443cd9], 0
je 0x423d74
push 0x20
pop ecx
cmp word [0x42d0d8], cx
jae 0x423d74
cmp word [0x42d0d4], cx
jae 0x423d74
lea ecx, [esp + 0x44]
push ecx
push eax
call dword [sym.imp.api_ms_win_core_console_l2_1_0.dll_GetConsoleScreenBufferInfo]
test eax, eax
je 0x423d74
mov cl, byte [0x42d0d8]
xor edx, edx
movzx eax, word [0x42d0d4]
inc edx
mov esi, dword [esp + 0x48]
xor ebx, ebx
shl edx, cl
bts edx, eax
mov dword [esp + 0x20], esi
mov dword [esp + 0x34], 0x10
mov dword [esp + 0x2c], ebx
mov dword [esp + 0x38], ebx
mov dword [esp + 0x3c], edx
mov dword [esp + 0x40], ebx
call fcn.0042b292
mov dword [0x42d588], ebx
mov dword [0x42d580], ebx
mov dword [0x42d57c], ebx
mov dword [0x42d584], ebx
push 0x447f30
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_AcquireSRWLockShared]
lea eax, [esp + 0x34]
push eax
push dword [esp + 0x18]
push dword [ebp + 8]
push edi
push dword [esp + 0x40]
call dword [sym.imp.api_ms_win_core_console_l1_1_0.dll_ReadConsoleW]
push 0x447f30
mov dword [esp + 0x10], eax
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_ReleaseSRWLockShared]
cmp dword [0x42d54c], 0
mov eax, dword [esp + 0x14]
mov ecx, dword [eax]
mov dword [esp + 0x28], ecx
je 0x423a9c
push dword [0x433868]
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_EnterCriticalSection]
push dword [0x433868]
xor eax, eax
mov dword [0x42d54c], eax
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_LeaveCriticalSection]
test ebx, ebx
je 0x423a96
push ebx
xor eax, eax
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_GetProcessHeap]
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_HeapFree]
xor eax, eax
mov ebx, eax
jmp 0x423a9e
xor eax, eax
cmp dword [esp + 0xc], 0
je 0x423ade
mov ecx, dword [esp + 0x14]
or edx, 0xffffffff
or dword [esp + 0x10], 0xffffffff
mov dword [esp + 0x1c], eax
cmp dword [ecx], 0
jbe 0x423ade
movzx ecx, word [edi + eax*2]
cmp ecx, 0xd
je 0x423b10
cmp cx, word [0x42d0d8]
je 0x423b0a
cmp cx, word [0x42d0d4]
je 0x423afc
mov ecx, dword [esp + 0x14]
inc eax
cmp eax, dword [ecx]
jb 0x423aba
test ebx, ebx
je 0x423af3
push ebx
xor eax, eax
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_GetProcessHeap]
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_HeapFree]
mov eax, dword [esp + 0xc]
jmp 0x423d9c
mov dword [esp + 0x10], eax
mov dword [esp + 0x1c], 1
jmp 0x423b16
mov dword [esp + 0x10], eax
jmp 0x423b1b
mov edx, eax
mov eax, dword [esp + 0x10]
cmp edx, 0xffffffff
jne 0x423ade
cmp eax, 0xffffffff
je 0x423ade
mov ecx, dword [esp + 0x14]
mov dword [ecx], eax
xor ecx, ecx
mov word [edi + eax*2], cx
test ebx, ebx
je 0x423b6b
mov ecx, ebx
mov eax, edi
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x423b5c
test dx, dx
je 0x423b56
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x423b5c
add eax, 4
add ecx, 4
test dx, dx
jne 0x423b34
xor ecx, ecx
mov eax, ecx
jmp 0x423b63
sbb eax, eax
or eax, 1
xor ecx, ecx
mov dword [esp + 0xc], ecx
test eax, eax
je 0x423b73
mov dword [esp + 0xc], 1
mov eax, dword [esp + 0x1c]
test eax, eax
jne 0x423c26
cmp dword [esp + 0x10], 2
jbe 0x423c26
push 3
push 0x403608
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 3
push 0x403610
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 3
push 0x403618
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 6
push 0x403620
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 6
push 0x403630
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 6
push 0x403640
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
je 0x423c1d
push 6
push 0x403650
push edi
call dword [sym.imp.msvcrt.dll__wcsnicmp]
add esp, 0xc
test eax, eax
jne 0x423c22
xor eax, eax
inc eax
jmp 0x423c26
mov eax, dword [esp + 0x1c]
push dword [esp + 0xc]
mov edx, dword [ebp + 8]
mov ecx, edi
push eax
mov eax, dword [esp + 0x48]
shr eax, 4
not eax
and eax, 1
push eax
push dword [esp + 0x1c]
call fcn.0042b07b
test eax, eax
je 0x423ce9
call fcn.0042965c
lea eax, [esp + 0x44]
push eax
push dword [esp + 0x1c]
call dword [sym.imp.api_ms_win_core_console_l2_1_0.dll_GetConsoleScreenBufferInfo]
test eax, eax
je 0x423c88
mov ax, word [esp + 0x20]
xor edx, edx
movsx ecx, word [esp + 0x44]
cwde
add eax, dword [esp + 0x10]
div ecx
mov ecx, dword [esp + 0x4a]
sub ecx, eax
mov word [esp + 0x22], cx
mov esi, dword [esp + 0x20]
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, word [esp + 0x2c]
jne 0x423c8d
sub ecx, edx
push esi
push dword [esp + 0x1c]
sar ecx, 1
mov dword [esp + 0x2c], ecx
call dword [sym.imp.api_ms_win_core_console_l2_1_0.dll_SetConsoleCursorPosition]
lea eax, [esp + 0x28]
push eax
push esi
push dword [esp + 0x30]
push 0x20
push dword [esp + 0x28]
call dword [sym.imp.api_ms_win_core_console_l2_1_0.dll_FillConsoleOutputCharacterW]
xor eax, eax
push eax
lea eax, [esp + 0x28]
push eax
push dword [esp + 0x2c]
push edi
push dword [esp + 0x28]
call dword [sym.imp.api_ms_win_core_console_l1_1_0.dll_WriteConsoleW]
mov eax, dword [esp + 0x24]
mov dword [esp + 0x38], eax
call fcn.0040fa30
jmp 0x423d14
call fcn.004174b8
test al, al
je 0x423cfa
push 0xffffffffffffffff
call dword [sym.imp.ext_ms_win_cmd_util_l1_1_0.dll_MessageBeepStub]
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, word [esp + 0x2c]
jne 0x423cff
sub ecx, edx
sar ecx, 1
mov dword [esp + 0x38], ecx
test ebx, ebx
je 0x423d2b
push ebx
xor ebx, ebx
push ebx
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_GetProcessHeap]
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_HeapFree]
jmp 0x423d2d
xor ebx, ebx
mov ecx, edi
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
cmp ax, bx
jne 0x423d32
sub ecx, edx
sar ecx, 1
lea eax, [ecx + 1]
mov dword [esp + 0xc], eax
add eax, eax
push eax
push ebx
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_GetProcessHeap]
push eax
call dword [sym.imp.api_ms_win_core_heap_l1_2_0.dll_HeapAlloc]
mov ebx, eax
test ebx, ebx
je 0x423d70
mov edx, dword [esp + 0xc]
mov ecx, ebx
push edi
call fcn.00410820
jmp 0x423a1e
xor eax, eax
jmp 0x423d9c
mov ebx, 0x447f30
push ebx
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_AcquireSRWLockShared]
push 0
push esi
push dword [ebp + 8]
push edi
push dword [esp + 0x40]
call dword [sym.imp.api_ms_win_core_console_l1_1_0.dll_ReadConsoleW]
push ebx
mov esi, eax
call dword [sym.imp.api_ms_win_core_synch_l1_2_0.dll_ReleaseSRWLockShared]
mov eax, esi
mov ecx, dword [esp + 0x5c]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.00416ce0
mov esp, ebp
pop ebp
ret 8