Function at 0x4d93d5
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x38
cmp dword [esp + 0x44], 0
push esi
mov esi, ecx
jne 0x4d93e3
xor eax, eax
pop esi
add esp, 0x38
ret 0x18
mov eax, dword [esp + 0x40]
test eax, eax
jne 0x4d93f5
or eax, 0xffffffff
pop esi
add esp, 0x38
ret 0x18
mov ecx, dword [esp + 0x44]
test ecx, ecx
je 0x4d93eb
mov edx, dword [esp + 0x4c]
test edx, edx
je 0x4d93eb
mov dword [esi + 0x414], eax
dec eax
mov dword [esi + 0x420], eax
mov dword [esi + 0x410], ecx
mov eax, 0xabeefbee
xor ecx, ecx
push edi
movzx edi, byte [ecx + str._r_n_r_naPLib_v1.01_____the_smaller_the_better_:__r_nCopyright__c__1998_2009_by_Joergen_Ibsen__All_Rights_Reserved._r_n_r_nMore_information:_http:__www.ibsensoftware.com__r_n_r_n]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x531091]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x531092]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x531093]
rol eax, 1
add ecx, 4
xor eax, edi
cmp ecx, 0x100
jb 0x4d9420
test eax, eax
jne 0x4d9e1a
push ebx
mov dword [esi], edx
lea ecx, [esi + 4]
add edx, 0x5a018
mov edi, 0x100
lea ebx, [eax + 1]
push ebp
mov dword [ecx], edx
xor eax, eax
add eax, 0
mov ebp, dword [ecx]
mov dword [ebp + eax], 0
add eax, 4
cmp eax, 0x400
jb 0x4d947d
add edx, 0x400
add ecx, 4
sub edi, ebx
jne 0x4d9474
mov ecx, dword [esi + 0x414]
mov edx, dword [esi]
or eax, 0xffffffff
mov dword [esi + 0x424], eax
mov dword [esi + 0x408], ecx
mov dword [esi + 0x404], ebx
mov dword [esi + 0x40c], edi
mov dword [edx], edi
mov ecx, dword [esi + 0x414]
mov edx, dword [esi + 0x410]
mov dword [esi + 0x428], edi
mov cl, byte [ecx]
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0x54]
mov byte [edx], cl
add dword [esi + 0x414], ebx
add dword [esi + 0x410], ebx
dec eax
mov dword [esp + 0x10], edi
mov dword [esp + 0x18], edi
mov dword [esi + 0x41c], ebx
mov dword [esp + 0x58], ebx
cmp eax, ebx
jbe 0x4d9cfb
lea ebx, [ebx]
mov eax, dword [esp + 0x5c]
test eax, eax
je 0x4d9550
mov ecx, dword [esp + 0x18]
inc ecx
mov dword [esp + 0x18], ecx
test cl, cl
jne 0x4d9550
mov edx, dword [esp + 0x60]
mov ecx, dword [esi + 0x410]
sub ecx, dword [esp + 0x50]
push edx
mov edx, dword [esi + 0x414]
sub edx, dword [esp + 0x50]
push ecx
mov ecx, dword [esp + 0x5c]
push edx
push ecx
call eax
add esp, 0x10
test eax, eax
je 0x4d9cc5
cmp ebx, dword [esp + 0x1c]
jne 0x4d9568
mov ebp, dword [esp + 0x44]
mov edx, dword [esp + 0x40]
mov dword [esp + 0x2c], ebp
mov dword [esp + 0x28], edx
jmp 0x4d9587
mov eax, dword [esp + 0x54]
mov ecx, dword [esi + 0x414]
sub eax, ebx
push eax
push ebx
push ecx
lea edx, [esp + 0x34]
push edx
mov ecx, esi
call fcn.004d9106
mov ebp, dword [esp + 0x2c]
cmp ebp, 2
jl 0x4d9b36
mov eax, dword [esi + 0x424]
mov dword [esp + 0x14], 0
cmp dword [esp + 0x28], eax
jne 0x4d9606
cmp edi, 1
jbe 0x4d98ff
cmp dword [esp + 0x38], eax
je 0x4d98ff
mov eax, dword [esp + 0x10]
push edi
sub ebx, edi
push ebx
push eax
mov ecx, esi
call fcn.004d8aa9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d8d8a
cmp eax, ebx
jge 0x4d98fb
mov eax, dword [esp + 0x38]
cmp eax, 0x500
jl 0x4d95f2
cmp edi, 2
je 0x4d98fb
cmp eax, 0x7d00
jl 0x4d9602
cmp edi, 3
je 0x4d98fb
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x54]
mov edx, dword [esi + 0x414]
sub eax, ebx
mov dword [esp + 0x20], eax
dec eax
push eax
lea ecx, [ebx + 1]
push ecx
inc edx
push edx
lea eax, [esp + 0x4c]
push eax
mov ecx, esi
call fcn.004d9106
mov ecx, dword [esp + 0x28]
cmp dword [esp + 0x40], ecx
lea eax, [ebx + 1]
mov dword [esp + 0x1c], eax
push ebp
jl 0x4d9675
mov edx, ecx
push edx
mov ecx, esi
call fcn.004d8d8a
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x44]
push eax
push ecx
mov ecx, esi
call fcn.004d8d8a
mov ecx, dword [esp + 0x24]
sub ecx, eax
add ecx, ecx
mov eax, 0x38e38e39
imul ecx
sar edx, 1
mov eax, edx
shr eax, 0x1f
add eax, edx
jmp 0x4d96a5
mov ecx, dword [esp + 0x2c]
push ecx
mov ecx, esi
call fcn.004d8d8a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d8d8a
sub ebx, eax
mov eax, ebx
mov ebx, dword [esp + 0x58]
cdq
and edx, 3
add eax, edx
sar eax, 2
add eax, dword [esp + 0x44]
cmp ebp, eax
jge 0x4d96b5
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d96f1
cmp dword [esp + 0x44], ebp
jl 0x4d96ef
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
call fcn.004d8d8a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d8d8a
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jge 0x4d96ef
mov dword [esp + 0x14], 1
test edi, edi
jne 0x4d9740
cmp dword [esp + 0x44], ebp
jge 0x4d9740
mov ecx, dword [esi + 0x414]
push 1
push ebx
push ecx
mov ecx, esi
call fcn.004d8aa9
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d8d8a
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
lea ebx, [eax + ebx + 1]
call fcn.004d8d8a
cmp ebx, eax
mov ebx, dword [esp + 0x58]
jle 0x4d9740
mov dword [esp + 0x14], 0
jmp 0x4d974b
cmp dword [esp + 0x14], 0
jne 0x4d9b19
cmp ebp, 2
jle 0x4d98ff
mov edx, dword [esp + 0x20]
mov eax, dword [esi + 0x414]
add edx, 0xfffffffe
push edx
add ebx, 2
push ebx
add eax, 2
push eax
lea ecx, [esp + 0x3c]
push ecx
mov ecx, esi
call fcn.004d9106
mov eax, dword [esp + 0x30]
cmp eax, dword [esp + 0x28]
mov edx, dword [esp + 0x34]
push edx
mov ecx, esi
push eax
jl 0x4d97ab
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d8d8a
sub eax, ebx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4d97d5
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d8d8a
mov ecx, eax
sub ecx, ebx
add ecx, ecx
mov eax, 0x2e8ba2e9
imul ecx
sar edx, 1
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
mov eax, dword [esp + 0x34]
add ecx, eax
cmp ebp, ecx
jge 0x4d97e7
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d9813
cmp eax, ebp
jl 0x4d9813
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d8d8a
cmp ebx, eax
jl 0x4d9b15
cmp dword [esp + 0x14], 0
jne 0x4d9b15
cmp ebp, 3
jle 0x4d98fb
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x58]
mov eax, dword [esi + 0x414]
add ecx, 0xfffffffd
push ecx
add edx, 3
push edx
add eax, 3
push eax
lea ecx, [esp + 0x3c]
push ecx
mov ecx, esi
call fcn.004d9106
mov eax, dword [esp + 0x30]
mov edx, dword [esp + 0x34]
mov ebx, dword [esp + 0x28]
cmp eax, ebx
push edx
mov ecx, esi
push eax
jl 0x4d9886
call fcn.004d8d8a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d8d8a
mov ecx, dword [esp + 0x24]
sub eax, ecx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4d98b2
call fcn.004d8d8a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d8d8a
mov ecx, eax
mov eax, dword [esp + 0x24]
sub ecx, eax
add ecx, ecx
mov eax, 0x2e8ba2e9
imul ecx
sar edx, 1
mov ecx, edx
shr ecx, 0x1f
add ecx, edx
mov eax, dword [esp + 0x34]
add ecx, eax
cmp ebp, ecx
jge 0x4d98c4
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d98f0
cmp eax, ebp
jl 0x4d98f0
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d8d8a
cmp ebx, eax
jl 0x4d9b15
cmp dword [esp + 0x14], 0
jne 0x4d9b15
mov ebx, dword [esp + 0x58]
test edi, edi
je 0x4d9a72
cmp edi, 1
jbe 0x4d9a60
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4d9921
mov eax, edi
push eax
mov eax, dword [esp + 0x14]
sub ebx, edi
push ebx
push eax
lea ecx, [esp + 0x3c]
push ecx
mov ecx, esi
mov dword [esp + 0x24], ebx
call fcn.004d9106
cmp dword [esp + 0x34], edi
jb 0x4d9974
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d8d8a
cmp eax, ebx
mov ebx, dword [esp + 0x14]
jle 0x4d9974
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x34]
mov dword [esp + 0x38], ecx
mov dword [esp + 0x3c], edx
mov eax, dword [esp + 0x10]
push edi
push ebx
push eax
mov ecx, esi
call fcn.004d8aa9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d8d8a
cmp eax, ebx
jge 0x4d9a40
mov ebx, dword [esp + 0x28]
cmp ebx, dword [esi + 0x424]
jne 0x4d99fd
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
push edi
push edx
push eax
mov ecx, esi
call fcn.004d8aa9
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d8d8a
mov ecx, dword [esp + 0x24]
add ecx, eax
mov edx, ebx
push ebp
inc edx
mov dword [esp + 0x28], ecx
push edx
mov ecx, esi
call fcn.004d8d8a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d8d8a
mov ebp, dword [esp + 0x2c]
add ebx, eax
mov eax, dword [esp + 0x24]
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jle 0x4d9a44
jmp 0x4d9a01
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d9a16
cmp dword [esi + 0x428], 0
je 0x4d9a31
cmp eax, 0x500
jl 0x4d9a22
cmp edi, 2
je 0x4d9a44
cmp dword [esp + 0x38], 0x7d00
jl 0x4d9a31
cmp edi, 3
je 0x4d9a44
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
call fcn.004d8e0c
jmp 0x4d9a70
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x10]
mov edx, ebx
sub edx, edi
push edx
push eax
mov ecx, esi
call fcn.004d8b02
inc dword [esp + 0x10]
sub edi, 1
jne 0x4d9a44
jmp 0x4d9a72
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004d8b02
xor edi, edi
cmp ebp, 3
jg 0x4d9afc
mov eax, dword [esi + 0x414]
push ebp
push ebx
push eax
mov ecx, esi
call fcn.004d8aa9
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d8d8a
cmp eax, ebx
jg 0x4d9ac6
mov eax, dword [esp + 0x28]
cmp eax, dword [esi + 0x424]
jne 0x4d9ab3
cmp dword [esi + 0x428], 0
je 0x4d9af8
cmp eax, 0x500
jl 0x4d9abf
cmp ebp, 2
je 0x4d9ac6
cmp eax, 0x7d00
jl 0x4d9af8
mov ebx, dword [esp + 0x58]
mov dword [esp + 0x14], ebp
test ebp, ebp
je 0x4d9af2
mov edx, dword [esi + 0x414]
push ebx
push edx
mov ecx, esi
call fcn.004d8b02
mov eax, 1
add dword [esi + 0x414], eax
sub dword [esp + 0x14], eax
jne 0x4d9ad2
lea ebx, [ebp + ebx - 1]
jmp 0x4d9b52
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d8e0c
add dword [esi + 0x414], ebp
lea ebx, [ebp + ebx - 1]
jmp 0x4d9b52
mov ebx, dword [esp + 0x58]
test edi, edi
jne 0x4d9b33
mov ecx, dword [esp + 0x28]
mov edx, dword [esi + 0x414]
mov dword [esp + 0x3c], ebp
mov dword [esp + 0x38], ecx
mov dword [esp + 0x10], edx
inc edi
jmp 0x4d9b4c
test edi, edi
je 0x4d9b3d
inc edi
jmp 0x4d9b4c
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004d8b02
inc dword [esi + 0x414]
test edi, edi
je 0x4d9c45
cmp edi, dword [esp + 0x3c]
jne 0x4d9c45
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4d9b75
mov eax, edi
push eax
mov eax, dword [esp + 0x14]
mov ebp, ebx
sub ebp, edi
push ebp
push eax
lea ecx, [esp + 0x3c]
push ecx
mov ecx, esi
mov dword [esp + 0x24], ebp
call fcn.004d9106
cmp dword [esp + 0x34], edi
jb 0x4d9bca
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004d8d8a
mov ebp, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d8d8a
cmp eax, ebp
mov ebp, dword [esp + 0x14]
jle 0x4d9bca
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x34]
mov dword [esp + 0x38], ecx
mov dword [esp + 0x3c], edx
mov eax, dword [esp + 0x10]
push edi
push ebp
push eax
mov ecx, esi
call fcn.004d8aa9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebp, eax
call fcn.004d8d8a
cmp eax, ebp
jge 0x4d9c25
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d9c00
cmp dword [esi + 0x428], 0
je 0x4d9c18
cmp eax, 0x500
jl 0x4d9c0c
cmp edi, 2
je 0x4d9c25
cmp eax, 0x7d00
jl 0x4d9c18
cmp edi, 3
je 0x4d9c25
push edi
push eax
mov ecx, esi
call fcn.004d8e0c
xor edi, edi
jmp 0x4d9c45
mov ebp, dword [esp + 0x10]
add eax, 0
mov edx, ebx
sub edx, edi
push edx
push ebp
mov ecx, esi
call fcn.004d8b02
inc ebp
sub edi, 1
jne 0x4d9c2e
mov dword [esp + 0x10], ebp
mov eax, dword [esp + 0x54]
inc ebx
dec eax
mov dword [esp + 0x58], ebx
cmp ebx, eax
jb 0x4d950e
test edi, edi
je 0x4d9cfb
cmp edi, 1
jbe 0x4d9ceb
mov ecx, dword [esp + 0x10]
push edi
mov eax, ebx
sub eax, edi
push eax
push ecx
mov ecx, esi
call fcn.004d8aa9
mov edx, dword [esp + 0x38]
push edi
push edx
mov ecx, esi
mov ebp, eax
call fcn.004d8d8a
cmp eax, ebp
jg 0x4d9cd2
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d9ca2
cmp dword [esi + 0x428], 0
je 0x4d9cba
cmp eax, 0x500
jl 0x4d9cae
cmp edi, 2
je 0x4d9cd2
cmp eax, 0x7d00
jl 0x4d9cba
cmp edi, 3
je 0x4d9cd2
push edi
push eax
mov ecx, esi
call fcn.004d8e0c
jmp 0x4d9cfb
pop ebp
pop ebx
pop edi
or eax, 0xffffffff
pop esi
add esp, 0x38
ret 0x18
mov ebp, dword [esp + 0x10]
mov eax, ebx
sub eax, edi
push eax
push ebp
mov ecx, esi
call fcn.004d8b02
inc ebp
sub edi, 1
jne 0x4d9cd6
jmp 0x4d9cfb
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004d8b02
mov edi, dword [esp + 0x54]
mov ebp, 1
cmp ebx, edi
jae 0x4d9d29
lea ebx, [ebx]
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004d8b02
add dword [esi + 0x414], ebp
add ebx, ebp
cmp ebx, edi
jb 0x4d9d0e
or ebx, 0xffffffff
add dword [esi + 0x41c], ebx
lea ecx, [ebx + 9]
jne 0x4d9d50
mov eax, dword [esi + 0x410]
mov dword [esi + 0x418], eax
inc eax
mov dword [esi + 0x41c], ecx
mov dword [esi + 0x410], eax
mov eax, dword [esi + 0x418]
mov dl, byte [eax]
add dl, dl
inc dl
mov byte [eax], dl
add dword [esi + 0x41c], ebx
jne 0x4d9d7f
mov eax, dword [esi + 0x410]
mov dword [esi + 0x418], eax
inc eax
mov dword [esi + 0x41c], ecx
mov dword [esi + 0x410], eax
mov eax, dword [esi + 0x418]
mov dl, byte [eax]
add dl, dl
inc dl
mov byte [eax], dl
add dword [esi + 0x41c], ebx
jne 0x4d9dae
mov eax, dword [esi + 0x410]
mov dword [esi + 0x418], eax
inc eax
mov dword [esi + 0x41c], ecx
mov dword [esi + 0x410], eax
mov eax, dword [esi + 0x418]
shl byte [eax], 1
mov eax, dword [esi + 0x410]
mov byte [eax], 0
mov ecx, dword [esi + 0x41c]
mov eax, dword [esi + 0x418]
add dword [esi + 0x410], ebp
sub ecx, ebp
shl byte [eax], cl
mov eax, dword [esp + 0x5c]
test eax, eax
je 0x4d9e0e
mov ecx, dword [esp + 0x60]
mov edx, dword [esi + 0x410]
sub edx, dword [esp + 0x50]
push ecx
mov ecx, dword [esi + 0x414]
sub ecx, dword [esp + 0x50]
push edx
push ecx
push edi
call eax
add esp, 0x10
test eax, eax
jne 0x4d9e0e
pop ebp
mov eax, ebx
pop ebx
pop edi
pop esi
add esp, 0x38
ret 0x18
mov eax, dword [esi + 0x410]
sub eax, dword [esp + 0x50]
pop ebp
pop ebx
pop edi
pop esi
add esp, 0x38
ret 0x18