Function at 0x421810
Capabilities:
Query environment variable

Disassembly:
push ebp
mov ebp, 0xfffffffd
push edi
xor edi, edi
push esi
push ebx
sub esp, 0xac
mov eax, dword [esp + 0xc4]
and dword [esp + 0xc0], 0x3000
mov ebx, dword [esp + 0xcc]
mov dword [esp + 0x40], eax
mov eax, dword [esp + 0xc0]
mov dword [esp + 0x50], ebp
mov word [esp + 0x54], 0
mov dword [esp + 0x44], eax
mov eax, 0xffffffff
mov dword [esp + 0x48], eax
mov eax, 0xffffffff
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0xc8]
mov dword [esp + 0x58], edi
mov dword [esp], str.PRINTF_EXPONENT_DIGITS
mov dword [esp + 0x5c], eax
call sub.msvcrt.dll_getenv
test eax, eax
je 0x42195c
movsx eax, byte [eax]
sub eax, 0x30
cmp eax, 2
ja 0x42195c
mov edx, 2
mov dword [esp + 0x60], edx
mov eax, dword [esp + 0x40]
mov dword [esp + 0x90], edx
mov dword [esp + 0x70], eax
mov eax, dword [esp + 0x44]
mov dword [esp + 0x74], eax
mov eax, dword [esp + 0x48]
mov dword [esp + 0x78], eax
mov eax, dword [esp + 0x4c]
mov dword [esp + 0x7c], eax
mov eax, dword [esp + 0x50]
mov dword [esp + 0x80], eax
mov eax, dword [esp + 0x54]
mov dword [esp + 0x84], eax
mov eax, dword [esp + 0x58]
mov dword [esp + 0x88], eax
mov eax, dword [esp + 0x5c]
mov dword [esp + 0x8c], eax
lea esi, [esi]
lea edi, [edi]
movsx ecx, byte [ebx]
inc ebx
test ecx, ecx
je 0x4219ca
lea esi, [esi]
cmp ecx, 0x25
jne 0x4219b0
mov dword [esp + 0x24], ebx
mov eax, dword [esp + 0xc0]
mov ecx, 0xffffffff
mov dword [esp + 0x7c], ecx
mov edx, 0xffffffff
xor esi, esi
mov dword [esp + 0x78], edx
xor ebp, ebp
lea edi, [esp + 0x78]
mov dword [esp + 0x74], eax
movzx eax, byte [ebx]
test al, al
je 0x4219be
movsx ecx, al
inc ebx
lea eax, [ecx - 0x20]
cmp eax, 0x5a
ja case.0x421955.33
jmp dword [eax*4 + 0x48a634]
call fcn.00427740
test al, 1
mov edx, 3
je 0x42189d
jmp 0x421898
cmp esi, 3
setbe al
xor edx, edx
cmp ecx, 0x39
setle dl
test edx, eax
je 0x42215d
cmp ecx, 0x2f
jle 0x42215d
test esi, esi
jne 0x4219e0
mov esi, 1
test edi, edi
je 0x421942
mov eax, dword [edi]
test eax, eax
js 0x4219ec
lea eax, [eax + eax*4]
lea eax, [ecx + eax*2 - 0x30]
mov dword [edi], eax
jmp 0x421942
mov eax, ecx
lea edx, [esp + 0x70]
call fcn.004202f0
movzx eax, byte [ebx]
movsx ecx, al
inc ebx
test ecx, ecx
jne 0x421910
mov eax, dword [esp + 0x88]
add esp, 0xac
pop ebx
pop esi
pop edi
pop ebp
ret
cmp esi, 2
jne 0x42199b
mov esi, 3
jmp 0x42199b
lea eax, [ecx - 0x30]
mov dword [edi], eax
jmp 0x421942
mov ebp, 2
mov esi, 4
jmp 0x421942
mov ebp, 2
lea eax, [ebp - 2]
cmp eax, 1
ja 0x422015
mov eax, dword [esp + 0xd0]
lea edi, [esp + 0x70]
add dword [esp + 0xd0], 4
mov esi, dword [eax]
test esi, esi
je 0x422272
mov dword [esp], esi
call sub.msvcrt.dll_wcslen
mov dword [esp], edi
mov edx, eax
mov eax, esi
call fcn.004203e0
jmp 0x421900
mov ebp, 2
mov eax, 0xffffffff
mov dword [esp + 0x7c], eax
lea eax, [ebp - 2]
cmp eax, 1
jbe 0x42204b
mov eax, dword [esp + 0xd0]
mov edx, 1
add dword [esp + 0xd0], 4
mov eax, dword [eax]
mov byte [esp + 0x28], al
lea eax, [esp + 0x70]
mov dword [esp], eax
lea eax, [esp + 0x28]
call fcn.00420340
jmp 0x421900
cmp byte [ebx], 0x6c
mov ebp, 2
jne case.0x421955.76
inc ebx
mov ebp, 3
or dword [esp + 0x74], 4
mov esi, 4
jmp 0x421942
movzx eax, byte [ebx]
mov ebp, 1
cmp al, 0x68
je 0x4220ba
mov esi, 4
jmp 0x421945
mov edx, dword [esp + 0x74]
or edx, 0x20
test dl, 4
mov dword [esp + 0x74], edx
jne 0x421dc5
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 8
fld qword [eax]
fstp xword [esp]
call fcn.00421160
jmp 0x421900
mov edx, dword [esp + 0x74]
or edx, 0x20
test dl, 4
mov dword [esp + 0x74], edx
jne 0x421fa0
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 8
fld qword [eax]
fstp xword [esp]
call fcn.00420f90
jmp 0x421900
mov edx, dword [esp + 0x74]
or edx, 0x20
test dl, 4
mov dword [esp + 0x74], edx
jne 0x421fe1
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 8
fld qword [eax]
fstp xword [esp]
call fcn.00421080
jmp 0x421900
cmp ebp, 4
je 0x422191
cmp ebp, 1
je 0x42220b
cmp ebp, 2
je 0x421b9c
cmp ebp, 3
je 0x42210f
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
mov eax, dword [esp + 0x88]
mov dword [edx], eax
jmp 0x421900
mov ebp, 3
mov esi, 4
jmp 0x421942
or dword [esp + 0x74], 0x80
cmp ebp, 3
je 0x4221ea
cmp ebp, 2
je 0x422245
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov eax, dword [eax]
cdq
mov dword [esp + 0x28], eax
cmp ebp, 1
mov dword [esp + 0x2c], edx
je 0x42227c
cmp ebp, 4
je 0x4220e4
mov eax, dword [esp + 0x28]
lea ecx, [esp + 0x70]
mov edx, dword [esp + 0x2c]
mov dword [esp], ecx
call fcn.004204f0
jmp 0x421900
cmp ebp, 3
je 0x4221c9
cmp ebp, 2
je 0x42222b
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edi, dword [eax]
xor eax, eax
mov dword [esp + 0x2c], eax
cmp ebp, 1
mov dword [esp + 0x28], edi
je 0x422293
cmp ebp, 4
je 0x4220fb
cmp ecx, 0x75
je 0x421c10
lea eax, [esp + 0x70]
mov edx, dword [esp + 0x2c]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x28]
mov dword [esp + 4], edx
mov dword [esp], eax
mov eax, ecx
call fcn.00420770
jmp 0x421900
or dword [esp + 0x74], 0x800
xor ecx, ecx
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
lea eax, [esp + 0x70]
mov dword [esp + 8], eax
mov eax, 0x78
mov dword [esp + 0x28], edx
mov dword [esp + 0x2c], ecx
mov dword [esp], edx
mov dword [esp + 4], ecx
call fcn.00420770
jmp 0x421900
mov edx, dword [esp + 0x74]
or edx, 0x20
test dl, 4
mov dword [esp + 0x74], edx
je 0x421ea6
mov eax, dword [esp + 0xd0]
lea esi, [esp + 0x70]
add dword [esp + 0xd0], 0xc
fld xword [eax]
fxam
wait
fnstsw ax
and eax, 0x4500
cmp eax, 0x100
fld st(0)
fstp xword [esp + 0x30]
je 0x422174
mov ecx, dword [esp + 0x38]
mov edi, ecx
and edi, 0x8000
je 0x421d2d
or edx, 0x80
mov dword [esp + 0x74], edx
fxam
wait
fnstsw ax
fstp st(0)
and eax, 0x4500
cmp eax, 0x500
je 0x4222b1
and ecx, 0x7fff
jne 0x422081
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x30]
mov ebp, edx
or ebp, eax
jne 0x422081
mov word [esp + 0x38], 0
mov dword [esp + 0x10], esi
mov eax, dword [esp + 0x30]
mov dword [esp], eax
mov eax, dword [esp + 0x34]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x38]
mov dword [esp + 8], eax
mov eax, dword [esp + 0x3c]
mov dword [esp + 0xc], eax
call fcn.00421300
jmp 0x421900
movzx eax, byte [ebx]
cmp al, 0x36
je 0x4221b0
cmp al, 0x33
je 0x4220cd
mov ebp, 2
mov esi, 4
jmp 0x421945
mov edx, dword [esp + 0x74]
test dl, 4
je 0x421ae2
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 0xc
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
mov eax, dword [eax]
mov dword [esp + 8], ecx
mov dword [esp + 4], edx
mov dword [esp], eax
call fcn.00421160
jmp 0x421900
test esi, esi
jne 0x421942
or dword [esp + 0x74], 0x400
jmp 0x421942
test esi, esi
jne 0x421942
or dword [esp + 0x74], 0x100
jmp 0x421942
test edi, edi
je 0x422151
test esi, esi
sete al
cmp esi, 2
sete dl
or eax, edx
test al, 1
je 0x422151
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov eax, dword [eax]
test eax, eax
mov dword [edi], eax
js 0x422136
xor edi, edi
jmp 0x421942
lea edx, [esp + 0x70]
mov eax, ecx
call fcn.004202f0
jmp 0x421900
test esi, esi
jne 0x421942
or dword [esp + 0x74], 0x800
jmp 0x421942
test esi, esi
jne 0x421942
or dword [esp + 0x74], 0x40
jmp 0x421942
mov edx, dword [esp + 0x74]
test dl, 4
jne 0x421ce5
mov eax, dword [esp + 0xd0]
lea edi, [esp + 0x70]
add dword [esp + 0xd0], 8
fld qword [eax]
fxam
wait
fnstsw ax
and eax, 0x4500
cmp eax, 0x100
fst qword [esp + 0x30]
je 0x42218a
movzx eax, word [esp + 0x36]
mov esi, eax
and esi, 0x8000
je 0x421eed
or edx, 0x80
mov dword [esp + 0x74], edx
fstp qword [esp]
call fcn.00424320
cmp eax, 0x500
je 0x42229d
movzx eax, word [esp + 0x36]
mov edx, dword [esp + 0x30]
mov ecx, dword [esp + 0x34]
shr eax, 4
shld ecx, edx, 8
shl edx, 8
mov dword [esp + 0x34], ecx
mov ecx, eax
mov dword [esp + 0x30], edx
movzx edx, word [esp + 0x36]
mov esi, edx
and esi, 0xfff
mov word [esp + 0x36], si
and ecx, 0x7ff
jne 0x422091
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x30]
mov ebp, edx
or ebp, eax
jne 0x422091
mov word [esp + 0x38], 0
mov dword [esp + 0x10], edi
jmp 0x421d6d
test esi, esi
jne case.0x421955.33
or dword [esp + 0x74], 0x200
jmp 0x421942
cmp esi, 1
ja 0x4219fb
xor eax, eax
lea edi, [esp + 0x7c]
mov esi, 2
mov dword [esp + 0x7c], eax
jmp 0x421942
mov edx, dword [esp + 0x74]
test dl, 4
je 0x421b1c
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 0xc
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
mov eax, dword [eax]
mov dword [esp + 8], ecx
mov dword [esp + 4], edx
mov dword [esp], eax
call fcn.00420f90
jmp 0x421900
mov edx, dword [esp + 0x74]
test dl, 4
je 0x421b56
lea eax, [esp + 0x70]
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 0xc
mov ecx, dword [eax + 8]
mov edx, dword [eax + 4]
mov eax, dword [eax]
mov dword [esp + 8], ecx
mov dword [esp + 4], edx
mov dword [esp], eax
call fcn.00421080
jmp 0x421900
mov eax, dword [esp + 0xd0]
lea edi, [esp + 0x70]
add dword [esp + 0xd0], 4
mov esi, dword [eax]
test esi, esi
je 0x422268
mov dword [esp], esi
call sub.msvcrt.dll_strlen
mov dword [esp], edi
mov edx, eax
mov eax, esi
call fcn.00420340
jmp 0x421900
mov eax, dword [esp + 0xd0]
xor esi, esi
add dword [esp + 0xd0], 4
movzx edx, word [eax]
lea eax, [esp + 0x70]
mov dword [esp], eax
lea eax, [esp + 0x28]
mov dword [esp + 0x28], edx
mov edx, 1
mov dword [esp + 0x2c], esi
call fcn.004203e0
jmp 0x421900
lea eax, [ecx - 0x3fff]
mov word [esp + 0x38], ax
jmp 0x421d69
lea eax, [ecx - 0x3ff]
cmp ax, 0xff83
mov word [esp + 0x38], ax
jl 0x421f58
mov dword [esp + 0x10], edi
lea eax, [esi + 0x1000]
mov word [esp + 0x36], ax
jmp 0x421d6d
inc ebx
mov ebp, 4
movzx eax, byte [ebx]
mov esi, 4
jmp 0x421945
cmp byte [ebx + 1], 0x32
jne 0x421da9
mov ebp, 2
add ebx, 2
movzx eax, byte [ebx]
jmp 0x4220c3
movsx eax, byte [esp + 0x28]
mov edi, eax
sar edi, 0x1f
mov dword [esp + 0x28], eax
mov dword [esp + 0x2c], edi
jmp 0x421c10
movzx eax, byte [esp + 0x28]
mov dword [esp + 0x28], eax
xor eax, eax
mov dword [esp + 0x2c], eax
jmp 0x421c68
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
mov eax, dword [esp + 0x88]
mov dword [edx], eax
mov ecx, eax
sar ecx, 0x1f
mov dword [edx + 4], ecx
jmp 0x421900
test esi, esi
jne 0x4222c5
or dword [esp + 0x74], 0x400
xor edi, edi
neg dword [esp + 0x78]
jmp 0x421942
mov esi, 4
xor edi, edi
jmp 0x421942
mov ebx, dword [esp + 0x24]
lea edx, [esp + 0x70]
mov eax, 0x25
call fcn.004202f0
jmp 0x421900
fstp st(0)
mov dword [esp], esi
mov edx, 0x48a617
xor eax, eax
call fcn.00420ac0
jmp 0x421900
fstp st(0)
mov dword [esp], edi
jmp 0x422179
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
mov eax, dword [esp + 0x88]
mov byte [edx], al
jmp 0x421900
cmp byte [ebx + 1], 0x34
mov ebp, 3
je 0x4220dc
mov ebp, 2
jmp 0x421dae
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 8
mov edx, dword [eax + 4]
mov eax, dword [eax]
mov dword [esp + 0x2c], edx
mov dword [esp + 0x28], eax
jmp 0x421c68
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 8
mov edx, dword [eax + 4]
mov eax, dword [eax]
mov dword [esp + 0x2c], edx
mov dword [esp + 0x28], eax
jmp 0x421c10
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
mov eax, dword [esp + 0x88]
mov word [edx], ax
jmp 0x421900
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov edx, dword [eax]
mov dword [esp + 0x28], edx
jmp 0x422104
mov eax, dword [esp + 0xd0]
add dword [esp + 0xd0], 4
mov eax, dword [eax]
mov ebp, eax
mov dword [esp + 0x28], eax
sar ebp, 0x1f
mov dword [esp + 0x2c], ebp
jmp 0x421c10
mov esi, 0x48a61b
jmp 0x422032
mov esi, str._null_
jmp 0x421a33
movsx eax, word [esp + 0x28]
mov ecx, eax
sar ecx, 0x1f
mov dword [esp + 0x28], eax
mov dword [esp + 0x2c], ecx
jmp 0x421c10
movzx eax, word [esp + 0x28]
jmp 0x422100
mov dword [esp], edi
mov edx, 0x48a630
mov eax, esi
call fcn.00420ac0
jmp 0x421900
mov dword [esp], esi
mov edx, 0x48a630
mov eax, edi
call fcn.00420ac0
jmp 0x421900
mov eax, 0xffffffff
xor edi, edi
mov dword [esp + 0x7c], eax
jmp 0x421942