Function at 0x4d65d5
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x38
cmp dword [esp + 0x44], 0
push esi
mov esi, ecx
jne 0x4d65e3
xor eax, eax
pop esi
add esp, 0x38
ret 0x18
mov eax, dword [esp + 0x40]
test eax, eax
jne 0x4d65f5
or eax, 0xffffffff
pop esi
add esp, 0x38
ret 0x18
mov ecx, dword [esp + 0x44]
test ecx, ecx
je 0x4d65eb
mov edx, dword [esp + 0x4c]
test edx, edx
je 0x4d65eb
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 + 0x52d981]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x52d982]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x52d983]
rol eax, 1
add ecx, 4
xor eax, edi
cmp ecx, 0x100
jb 0x4d6620
test eax, eax
jne 0x4d701a
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 0x4d667d
add edx, 0x400
add ecx, 4
sub edi, ebx
jne 0x4d6674
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 0x4d6efb
lea ebx, [ebx]
mov eax, dword [esp + 0x5c]
test eax, eax
je 0x4d6750
mov ecx, dword [esp + 0x18]
inc ecx
mov dword [esp + 0x18], ecx
test cl, cl
jne 0x4d6750
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 0x4d6ec5
cmp ebx, dword [esp + 0x1c]
jne 0x4d6768
mov ebp, dword [esp + 0x44]
mov edx, dword [esp + 0x40]
mov dword [esp + 0x2c], ebp
mov dword [esp + 0x28], edx
jmp 0x4d6787
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.004d6306
mov ebp, dword [esp + 0x2c]
cmp ebp, 2
jl 0x4d6d36
mov eax, dword [esi + 0x424]
mov dword [esp + 0x14], 0
cmp dword [esp + 0x28], eax
jne 0x4d6806
cmp edi, 1
jbe 0x4d6aff
cmp dword [esp + 0x38], eax
je 0x4d6aff
mov eax, dword [esp + 0x10]
push edi
sub ebx, edi
push ebx
push eax
mov ecx, esi
call fcn.004d5ca9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d5f8a
cmp eax, ebx
jge 0x4d6afb
mov eax, dword [esp + 0x38]
cmp eax, 0x500
jl 0x4d67f2
cmp edi, 2
je 0x4d6afb
cmp eax, 0x7d00
jl 0x4d6802
cmp edi, 3
je 0x4d6afb
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.004d6306
mov ecx, dword [esp + 0x28]
cmp dword [esp + 0x40], ecx
lea eax, [ebx + 1]
mov dword [esp + 0x1c], eax
push ebp
jl 0x4d6875
mov edx, ecx
push edx
mov ecx, esi
call fcn.004d5f8a
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x44]
push eax
push ecx
mov ecx, esi
call fcn.004d5f8a
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 0x4d68a5
mov ecx, dword [esp + 0x2c]
push ecx
mov ecx, esi
call fcn.004d5f8a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d5f8a
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 0x4d68b5
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d68f1
cmp dword [esp + 0x44], ebp
jl 0x4d68ef
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
call fcn.004d5f8a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d5f8a
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jge 0x4d68ef
mov dword [esp + 0x14], 1
test edi, edi
jne 0x4d6940
cmp dword [esp + 0x44], ebp
jge 0x4d6940
mov ecx, dword [esi + 0x414]
push 1
push ebx
push ecx
mov ecx, esi
call fcn.004d5ca9
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004d5f8a
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
lea ebx, [eax + ebx + 1]
call fcn.004d5f8a
cmp ebx, eax
mov ebx, dword [esp + 0x58]
jle 0x4d6940
mov dword [esp + 0x14], 0
jmp 0x4d694b
cmp dword [esp + 0x14], 0
jne 0x4d6d19
cmp ebp, 2
jle 0x4d6aff
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.004d6306
mov eax, dword [esp + 0x30]
cmp eax, dword [esp + 0x28]
mov edx, dword [esp + 0x34]
push edx
mov ecx, esi
push eax
jl 0x4d69ab
call fcn.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d5f8a
sub eax, ebx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4d69d5
call fcn.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d5f8a
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 0x4d69e7
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d6a13
cmp eax, ebp
jl 0x4d6a13
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d5f8a
cmp ebx, eax
jl 0x4d6d15
cmp dword [esp + 0x14], 0
jne 0x4d6d15
cmp ebp, 3
jle 0x4d6afb
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.004d6306
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 0x4d6a86
call fcn.004d5f8a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d5f8a
mov ecx, dword [esp + 0x24]
sub eax, ecx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4d6ab2
call fcn.004d5f8a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d5f8a
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 0x4d6ac4
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4d6af0
cmp eax, ebp
jl 0x4d6af0
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d5f8a
cmp ebx, eax
jl 0x4d6d15
cmp dword [esp + 0x14], 0
jne 0x4d6d15
mov ebx, dword [esp + 0x58]
test edi, edi
je 0x4d6c72
cmp edi, 1
jbe 0x4d6c60
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4d6b21
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.004d6306
cmp dword [esp + 0x34], edi
jb 0x4d6b74
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d5f8a
cmp eax, ebx
mov ebx, dword [esp + 0x14]
jle 0x4d6b74
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.004d5ca9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d5f8a
cmp eax, ebx
jge 0x4d6c40
mov ebx, dword [esp + 0x28]
cmp ebx, dword [esi + 0x424]
jne 0x4d6bfd
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
push edi
push edx
push eax
mov ecx, esi
call fcn.004d5ca9
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004d5f8a
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.004d5f8a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d5f8a
mov ebp, dword [esp + 0x2c]
add ebx, eax
mov eax, dword [esp + 0x24]
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jle 0x4d6c44
jmp 0x4d6c01
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d6c16
cmp dword [esi + 0x428], 0
je 0x4d6c31
cmp eax, 0x500
jl 0x4d6c22
cmp edi, 2
je 0x4d6c44
cmp dword [esp + 0x38], 0x7d00
jl 0x4d6c31
cmp edi, 3
je 0x4d6c44
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
call fcn.004d600c
jmp 0x4d6c70
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.004d5d02
inc dword [esp + 0x10]
sub edi, 1
jne 0x4d6c44
jmp 0x4d6c72
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004d5d02
xor edi, edi
cmp ebp, 3
jg 0x4d6cfc
mov eax, dword [esi + 0x414]
push ebp
push ebx
push eax
mov ecx, esi
call fcn.004d5ca9
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004d5f8a
cmp eax, ebx
jg 0x4d6cc6
mov eax, dword [esp + 0x28]
cmp eax, dword [esi + 0x424]
jne 0x4d6cb3
cmp dword [esi + 0x428], 0
je 0x4d6cf8
cmp eax, 0x500
jl 0x4d6cbf
cmp ebp, 2
je 0x4d6cc6
cmp eax, 0x7d00
jl 0x4d6cf8
mov ebx, dword [esp + 0x58]
mov dword [esp + 0x14], ebp
test ebp, ebp
je 0x4d6cf2
mov edx, dword [esi + 0x414]
push ebx
push edx
mov ecx, esi
call fcn.004d5d02
mov eax, 1
add dword [esi + 0x414], eax
sub dword [esp + 0x14], eax
jne 0x4d6cd2
lea ebx, [ebp + ebx - 1]
jmp 0x4d6d52
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004d600c
add dword [esi + 0x414], ebp
lea ebx, [ebp + ebx - 1]
jmp 0x4d6d52
mov ebx, dword [esp + 0x58]
test edi, edi
jne 0x4d6d33
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 0x4d6d4c
test edi, edi
je 0x4d6d3d
inc edi
jmp 0x4d6d4c
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004d5d02
inc dword [esi + 0x414]
test edi, edi
je 0x4d6e45
cmp edi, dword [esp + 0x3c]
jne 0x4d6e45
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4d6d75
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.004d6306
cmp dword [esp + 0x34], edi
jb 0x4d6dca
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004d5f8a
mov ebp, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004d5f8a
cmp eax, ebp
mov ebp, dword [esp + 0x14]
jle 0x4d6dca
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.004d5ca9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebp, eax
call fcn.004d5f8a
cmp eax, ebp
jge 0x4d6e25
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d6e00
cmp dword [esi + 0x428], 0
je 0x4d6e18
cmp eax, 0x500
jl 0x4d6e0c
cmp edi, 2
je 0x4d6e25
cmp eax, 0x7d00
jl 0x4d6e18
cmp edi, 3
je 0x4d6e25
push edi
push eax
mov ecx, esi
call fcn.004d600c
xor edi, edi
jmp 0x4d6e45
mov ebp, dword [esp + 0x10]
add eax, 0
mov edx, ebx
sub edx, edi
push edx
push ebp
mov ecx, esi
call fcn.004d5d02
inc ebp
sub edi, 1
jne 0x4d6e2e
mov dword [esp + 0x10], ebp
mov eax, dword [esp + 0x54]
inc ebx
dec eax
mov dword [esp + 0x58], ebx
cmp ebx, eax
jb 0x4d670e
test edi, edi
je 0x4d6efb
cmp edi, 1
jbe 0x4d6eeb
mov ecx, dword [esp + 0x10]
push edi
mov eax, ebx
sub eax, edi
push eax
push ecx
mov ecx, esi
call fcn.004d5ca9
mov edx, dword [esp + 0x38]
push edi
push edx
mov ecx, esi
mov ebp, eax
call fcn.004d5f8a
cmp eax, ebp
jg 0x4d6ed2
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4d6ea2
cmp dword [esi + 0x428], 0
je 0x4d6eba
cmp eax, 0x500
jl 0x4d6eae
cmp edi, 2
je 0x4d6ed2
cmp eax, 0x7d00
jl 0x4d6eba
cmp edi, 3
je 0x4d6ed2
push edi
push eax
mov ecx, esi
call fcn.004d600c
jmp 0x4d6efb
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.004d5d02
inc ebp
sub edi, 1
jne 0x4d6ed6
jmp 0x4d6efb
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004d5d02
mov edi, dword [esp + 0x54]
mov ebp, 1
cmp ebx, edi
jae 0x4d6f29
lea ebx, [ebx]
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004d5d02
add dword [esi + 0x414], ebp
add ebx, ebp
cmp ebx, edi
jb 0x4d6f0e
or ebx, 0xffffffff
add dword [esi + 0x41c], ebx
lea ecx, [ebx + 9]
jne 0x4d6f50
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 0x4d6f7f
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 0x4d6fae
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 0x4d700e
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 0x4d700e
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