Function at 0x10020b40
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x38
mov esi, dword [0x10022160]
cmp esi, 0xffffffff
je 0x10020c00
dec esi
js 0x10020bbd
mov eax, dword [ebp + 8]
mov edx, esi
xor edi, edi
mov ecx, dword [0x100370a8]
inc eax
mov dword [ebp - 0x14], eax
mov eax, dword [sym.imp.ucrtbase.dll_strcmp]
mov esi, ecx
mov dword [ebp - 0x18], eax
jmp 0x10020b87
lea edi, [ebx + 1]
cmp edi, edx
jg 0x10020bbd
mov dword [ebp - 0x10], edx
lea ebx, [edx + edi]
sar ebx, 1
mov eax, ebx
shl eax, 4
lea ecx, [esi + eax]
mov dword [ebp - 0x1c], ecx
lea eax, [esi + eax + 1]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0x14]
mov dword [esp], eax
mov eax, dword [ebp - 0x18]
call eax
mov edx, dword [ebp - 0x10]
test eax, eax
je 0x10020be8
jns 0x10020b80
lea edx, [ebx - 1]
cmp edi, edx
jle 0x10020b87
mov ecx, dword [ebp + 8]
movzx eax, byte [0x10022164]
cmp byte [ecx], 0
js 0x10020bd8
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
mov esi, dword [ebp + 8]
mov byte [esi], al
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, dword [ebp - 0x1c]
movzx eax, byte [eax]
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret
mov dword [esp], str.WINEDEBUG
call dword [sym.imp.ucrtbase.dll_getenv]
xor edx, edx
mov dword [0x10022160], edx
test eax, eax
je 0x10020bbd
mov dword [esp], eax
call dword [sym.imp.ucrtbase.dll__strdup]
mov dword [ebp - 0x2c], eax
test eax, eax
je 0x10020d5f
mov ebx, dword [ebp - 0x2c]
mov dword [esp], ebx
mov edi, 0x2c
mov dword [esp + 4], edi
call dword [sym.imp.ucrtbase.dll_strchr]
test eax, eax
je 0x10020d70
mov byte [eax], 0
lea ecx, [eax + 1]
mov dword [ebp - 0x10], ecx
mov dword [esp], ebx
mov esi, 0x10030a76
mov dword [esp + 4], esi
call dword [sym.imp.ucrtbase.dll_strcspn]
lea edi, [ebx + eax]
mov esi, eax
movzx edx, byte [edi]
test dl, dl
je 0x10020cf0
cmp edi, ebx
jbe 0x10020d98
mov byte [ebp - 0x18], dl
mov eax, 5
xor ecx, ecx
cmp esi, eax
jne 0x10020cac
mov dword [esp + 8], esi
mov eax, dword [ecx*4 + 0x10030b00]
mov dword [esp], ebx
mov dword [ebp - 0x14], ecx
mov dword [esp + 4], eax
call sym._memcmp
mov ecx, dword [ebp - 0x14]
test eax, eax
je 0x10020ec3
inc ecx
cmp ecx, 4
je 0x10020ce0
mov dword [ebp - 0x14], ecx
mov eax, dword [ecx*4 + 0x10030b00]
mov dword [esp], eax
call dword [sym.imp.ucrtbase.dll_strlen]
mov ecx, dword [ebp - 0x14]
cmp esi, eax
je 0x10020c87
inc ecx
cmp ecx, 4
jne 0x10020cb2
lea esi, [esi]
lea edi, [edi]
mov eax, dword [ebp - 0x10]
test eax, eax
je 0x10020d53
mov ebx, dword [ebp - 0x10]
jmp 0x10020c30
movzx edx, byte [ebx]
cmp dl, 0x2d
je 0x10020d80
mov al, dl
sub al, 0x2b
and al, 0xfd
mov byte [ebp - 0x14], al
je 0x10020da0
mov byte [ebp - 0x1c], 0xff
mov byte [ebp - 0x14], 0
test dl, dl
je 0x10020ce0
mov edi, 0x10030a79
mov ecx, 4
mov esi, ebx
repe cmpsb byte [esi], byte es:[edi]
seta al
sbb al, 0
test al, al
jne 0x10020db0
movzx eax, byte [ebp - 0x14]
movzx edx, byte [0x10022164]
movzx ecx, byte [ebp - 0x1c]
not al
and al, dl
or al, cl
mov byte [0x10022164], al
mov eax, dword [ebp - 0x10]
test eax, eax
jne 0x10020ce7
mov eax, dword [ebp - 0x2c]
mov dword [esp], eax
call dword [sym.imp.ucrtbase.dll_free]
mov esi, dword [0x10022160]
jmp 0x10020b58
mov dword [ebp - 0x10], 0
jmp 0x10020c53
mov byte [ebp - 0x14], 0xff
mov byte [ebp - 0x1c], 0
mov edi, ebx
movzx edx, byte [edi + 1]
lea ebx, [edi + 1]
jmp 0x10020d13
mov ebx, edi
jmp 0x10020cf3
mov byte [ebp - 0x1c], 0xff
mov edi, ebx
jmp 0x10020d8a
mov dword [esp], ebx
call dword [sym.imp.ucrtbase.dll_strlen]
mov dword [ebp - 0x34], eax
cmp eax, 0xe
ja 0x10020ce0
mov eax, dword [0x10022160]
mov edi, dword [0x100370a8]
mov dword [ebp - 0x30], eax
mov ecx, eax
dec ecx
js 0x10020fc0
mov eax, dword [sym.imp.ucrtbase.dll_strcmp]
mov edx, edi
xor esi, esi
mov dword [ebp - 0x20], ebx
mov edi, ecx
mov dword [ebp - 0x24], eax
jmp 0x10020df7
lea esi, [ebx + 1]
cmp esi, edi
jg 0x10020e46
mov dword [ebp - 0x18], edx
lea ebx, [edi + esi]
sar ebx, 1
mov eax, ebx
shl eax, 4
lea ecx, [edx + eax]
mov dword [ebp - 0x28], ecx
lea eax, [edx + eax + 1]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0x20]
mov dword [esp], eax
mov eax, dword [ebp - 0x24]
call eax
mov edx, dword [ebp - 0x18]
test eax, eax
je 0x10020e2b
jns 0x10020df0
lea edi, [ebx - 1]
jmp 0x10020df3
mov esi, dword [ebp - 0x28]
movzx eax, byte [ebp - 0x14]
movzx ebx, byte [ebp - 0x1c]
movzx ecx, byte [esi]
not al
and al, cl
or al, bl
mov byte [esi], al
jmp 0x10020ce0
mov ecx, esi
mov ebx, dword [ebp - 0x20]
mov edi, edx
mov dword [ebp - 0x20], esi
shl ecx, 4
mov eax, dword [0x100370ac]
cmp dword [ebp - 0x30], eax
jge 0x10020f56
cmp esi, dword [ebp - 0x30]
lea eax, [edi + ecx]
mov dword [ebp - 0x18], eax
jl 0x10020f2c
mov eax, dword [ebp - 0x34]
mov esi, dword [ebp - 0x18]
inc eax
lea edx, [esi + 1]
cmp eax, 4
jae 0x10020ef4
xor ecx, ecx
test al, 2
je 0x10020e90
movzx ecx, word [ebx]
mov word [edx], cx
mov ecx, 2
test al, 1
je 0x10020e9b
movzx eax, byte [ebx + ecx]
mov byte [edx + ecx], al
movzx eax, byte [ebp - 0x14]
movzx edx, byte [0x10022164]
movzx ecx, byte [ebp - 0x1c]
mov esi, dword [ebp - 0x18]
not al
and al, dl
or al, cl
mov byte [esi], al
mov eax, dword [ebp - 0x30]
inc eax
mov dword [0x10022160], eax
jmp 0x10020ce0
movzx edx, byte [ebp - 0x18]
mov eax, 1
shl eax, cl
mov byte [ebp - 0x14], al
cmp dl, 0x2b
je 0x10020fb2
sub dl, 0x2b
and dl, 0xfd
mov byte [ebp - 0x1c], dl
je 0x10020d8a
mov byte [ebp - 0x1c], 0
mov ebx, edi
jmp 0x10020d17
test dl, 1
jne 0x10021008
test dl, 2
jne 0x10020ff3
cmp eax, 4
jb 0x10020e7f
mov edi, eax
xor ecx, ecx
and edi, 0xfffffffc
mov esi, dword [ebx + ecx]
mov dword [edx + ecx], esi
add ecx, 4
cmp ecx, edi
jb 0x10020f16
add edx, ecx
add ebx, ecx
jmp 0x10020e7f
mov eax, dword [ebp - 0x30]
sub eax, esi
shl eax, 4
mov dword [esp + 8], eax
mov eax, dword [ebp - 0x18]
mov dword [esp + 4], eax
mov eax, dword [ebp - 0x20]
inc eax
shl eax, 4
add eax, edi
mov dword [esp], eax
call dword [sym.imp.ucrtbase.dll_memmove]
jmp 0x10020e70
mov dword [ebp - 0x18], ecx
add eax, eax
mov edx, 0x10
cmp eax, 0x10
cmovl eax, edx
mov dword [0x100370ac], eax
shl eax, 4
mov edx, eax
mov eax, dword fs:[0x18]
test edi, edi
je 0x10020fd0
mov dword [esp + 8], edi
xor edi, edi
mov dword [esp + 4], edi
mov dword [esp + 0xc], edx
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 0x18]
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_HeapReAlloc]
mov ecx, dword [ebp - 0x18]
sub esp, 0x10
mov edi, eax
mov dword [0x100370a8], edi
mov eax, dword [0x10022160]
mov dword [ebp - 0x30], eax
jmp 0x10020e61
mov byte [ebp - 0x1c], al
mov ebx, edi
mov byte [ebp - 0x14], 0
jmp 0x10020d88
mov dword [ebp - 0x20], 0
xor ecx, ecx
xor esi, esi
jmp 0x10020e53
mov dword [esp + 8], edx
xor edx, edx
mov dword [esp + 4], edx
mov eax, dword [eax + 0x30]
mov eax, dword [eax + 0x18]
mov dword [esp], eax
call dword [sym.imp.kernel32.dll_HeapAlloc]
mov ecx, dword [ebp - 0x18]
sub esp, 0xc
mov edi, eax
jmp 0x10020f9f
movzx ecx, word [ebx]
add edx, 2
add ebx, 2
sub eax, 2
mov word [edx - 2], cx
jmp 0x10020f06
movzx eax, byte [ebx]
lea edx, [esi + 2]
inc ebx
mov byte [esi + 1], al
mov eax, dword [ebp - 0x34]
jmp 0x10020efd