Function at 0x4c1c65
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x38
cmp dword [esp + 0x44], 0
push esi
mov esi, ecx
jne 0x4c1c73
xor eax, eax
pop esi
add esp, 0x38
ret 0x18
mov eax, dword [esp + 0x40]
test eax, eax
jne 0x4c1c85
or eax, 0xffffffff
pop esi
add esp, 0x38
ret 0x18
mov ecx, dword [esp + 0x44]
test ecx, ecx
je 0x4c1c7b
mov edx, dword [esp + 0x4c]
test edx, edx
je 0x4c1c7b
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 + 0x5151e1]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x5151e2]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x5151e3]
rol eax, 1
add ecx, 4
xor eax, edi
cmp ecx, 0x100
jb 0x4c1cb0
test eax, eax
jne 0x4c26aa
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 0x4c1d0d
add edx, 0x400
add ecx, 4
sub edi, ebx
jne 0x4c1d04
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 0x4c258b
lea ebx, [ebx]
mov eax, dword [esp + 0x5c]
test eax, eax
je 0x4c1de0
mov ecx, dword [esp + 0x18]
inc ecx
mov dword [esp + 0x18], ecx
test cl, cl
jne 0x4c1de0
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 0x4c2555
cmp ebx, dword [esp + 0x1c]
jne 0x4c1df8
mov ebp, dword [esp + 0x44]
mov edx, dword [esp + 0x40]
mov dword [esp + 0x2c], ebp
mov dword [esp + 0x28], edx
jmp 0x4c1e17
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.004c1996
mov ebp, dword [esp + 0x2c]
cmp ebp, 2
jl 0x4c23c6
mov eax, dword [esi + 0x424]
mov dword [esp + 0x14], 0
cmp dword [esp + 0x28], eax
jne 0x4c1e96
cmp edi, 1
jbe 0x4c218f
cmp dword [esp + 0x38], eax
je 0x4c218f
mov eax, dword [esp + 0x10]
push edi
sub ebx, edi
push ebx
push eax
mov ecx, esi
call fcn.004c1339
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c161a
cmp eax, ebx
jge 0x4c218b
mov eax, dword [esp + 0x38]
cmp eax, 0x500
jl 0x4c1e82
cmp edi, 2
je 0x4c218b
cmp eax, 0x7d00
jl 0x4c1e92
cmp edi, 3
je 0x4c218b
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.004c1996
mov ecx, dword [esp + 0x28]
cmp dword [esp + 0x40], ecx
lea eax, [ebx + 1]
mov dword [esp + 0x1c], eax
push ebp
jl 0x4c1f05
mov edx, ecx
push edx
mov ecx, esi
call fcn.004c161a
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x44]
push eax
push ecx
mov ecx, esi
call fcn.004c161a
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 0x4c1f35
mov ecx, dword [esp + 0x2c]
push ecx
mov ecx, esi
call fcn.004c161a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c161a
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 0x4c1f45
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c1f81
cmp dword [esp + 0x44], ebp
jl 0x4c1f7f
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
call fcn.004c161a
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c161a
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jge 0x4c1f7f
mov dword [esp + 0x14], 1
test edi, edi
jne 0x4c1fd0
cmp dword [esp + 0x44], ebp
jge 0x4c1fd0
mov ecx, dword [esi + 0x414]
push 1
push ebx
push ecx
mov ecx, esi
call fcn.004c1339
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c161a
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
lea ebx, [eax + ebx + 1]
call fcn.004c161a
cmp ebx, eax
mov ebx, dword [esp + 0x58]
jle 0x4c1fd0
mov dword [esp + 0x14], 0
jmp 0x4c1fdb
cmp dword [esp + 0x14], 0
jne 0x4c23a9
cmp ebp, 2
jle 0x4c218f
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.004c1996
mov eax, dword [esp + 0x30]
cmp eax, dword [esp + 0x28]
mov edx, dword [esp + 0x34]
push edx
mov ecx, esi
push eax
jl 0x4c203b
call fcn.004c161a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c161a
sub eax, ebx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4c2065
call fcn.004c161a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c161a
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 0x4c2077
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c20a3
cmp eax, ebp
jl 0x4c20a3
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004c161a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c161a
cmp ebx, eax
jl 0x4c23a5
cmp dword [esp + 0x14], 0
jne 0x4c23a5
cmp ebp, 3
jle 0x4c218b
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.004c1996
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 0x4c2116
call fcn.004c161a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c161a
mov ecx, dword [esp + 0x24]
sub eax, ecx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4c2142
call fcn.004c161a
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c161a
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 0x4c2154
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c2180
cmp eax, ebp
jl 0x4c2180
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004c161a
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c161a
cmp ebx, eax
jl 0x4c23a5
cmp dword [esp + 0x14], 0
jne 0x4c23a5
mov ebx, dword [esp + 0x58]
test edi, edi
je 0x4c2302
cmp edi, 1
jbe 0x4c22f0
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4c21b1
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.004c1996
cmp dword [esp + 0x34], edi
jb 0x4c2204
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004c161a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c161a
cmp eax, ebx
mov ebx, dword [esp + 0x14]
jle 0x4c2204
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.004c1339
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c161a
cmp eax, ebx
jge 0x4c22d0
mov ebx, dword [esp + 0x28]
cmp ebx, dword [esi + 0x424]
jne 0x4c228d
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
push edi
push edx
push eax
mov ecx, esi
call fcn.004c1339
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c161a
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.004c161a
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c161a
mov ebp, dword [esp + 0x2c]
add ebx, eax
mov eax, dword [esp + 0x24]
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jle 0x4c22d4
jmp 0x4c2291
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c22a6
cmp dword [esi + 0x428], 0
je 0x4c22c1
cmp eax, 0x500
jl 0x4c22b2
cmp edi, 2
je 0x4c22d4
cmp dword [esp + 0x38], 0x7d00
jl 0x4c22c1
cmp edi, 3
je 0x4c22d4
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
call fcn.004c169c
jmp 0x4c2300
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.004c1392
inc dword [esp + 0x10]
sub edi, 1
jne 0x4c22d4
jmp 0x4c2302
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004c1392
xor edi, edi
cmp ebp, 3
jg 0x4c238c
mov eax, dword [esi + 0x414]
push ebp
push ebx
push eax
mov ecx, esi
call fcn.004c1339
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c161a
cmp eax, ebx
jg 0x4c2356
mov eax, dword [esp + 0x28]
cmp eax, dword [esi + 0x424]
jne 0x4c2343
cmp dword [esi + 0x428], 0
je 0x4c2388
cmp eax, 0x500
jl 0x4c234f
cmp ebp, 2
je 0x4c2356
cmp eax, 0x7d00
jl 0x4c2388
mov ebx, dword [esp + 0x58]
mov dword [esp + 0x14], ebp
test ebp, ebp
je 0x4c2382
mov edx, dword [esi + 0x414]
push ebx
push edx
mov ecx, esi
call fcn.004c1392
mov eax, 1
add dword [esi + 0x414], eax
sub dword [esp + 0x14], eax
jne 0x4c2362
lea ebx, [ebp + ebx - 1]
jmp 0x4c23e2
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c169c
add dword [esi + 0x414], ebp
lea ebx, [ebp + ebx - 1]
jmp 0x4c23e2
mov ebx, dword [esp + 0x58]
test edi, edi
jne 0x4c23c3
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 0x4c23dc
test edi, edi
je 0x4c23cd
inc edi
jmp 0x4c23dc
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004c1392
inc dword [esi + 0x414]
test edi, edi
je 0x4c24d5
cmp edi, dword [esp + 0x3c]
jne 0x4c24d5
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4c2405
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.004c1996
cmp dword [esp + 0x34], edi
jb 0x4c245a
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004c161a
mov ebp, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c161a
cmp eax, ebp
mov ebp, dword [esp + 0x14]
jle 0x4c245a
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.004c1339
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebp, eax
call fcn.004c161a
cmp eax, ebp
jge 0x4c24b5
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c2490
cmp dword [esi + 0x428], 0
je 0x4c24a8
cmp eax, 0x500
jl 0x4c249c
cmp edi, 2
je 0x4c24b5
cmp eax, 0x7d00
jl 0x4c24a8
cmp edi, 3
je 0x4c24b5
push edi
push eax
mov ecx, esi
call fcn.004c169c
xor edi, edi
jmp 0x4c24d5
mov ebp, dword [esp + 0x10]
add eax, 0
mov edx, ebx
sub edx, edi
push edx
push ebp
mov ecx, esi
call fcn.004c1392
inc ebp
sub edi, 1
jne 0x4c24be
mov dword [esp + 0x10], ebp
mov eax, dword [esp + 0x54]
inc ebx
dec eax
mov dword [esp + 0x58], ebx
cmp ebx, eax
jb 0x4c1d9e
test edi, edi
je 0x4c258b
cmp edi, 1
jbe 0x4c257b
mov ecx, dword [esp + 0x10]
push edi
mov eax, ebx
sub eax, edi
push eax
push ecx
mov ecx, esi
call fcn.004c1339
mov edx, dword [esp + 0x38]
push edi
push edx
mov ecx, esi
mov ebp, eax
call fcn.004c161a
cmp eax, ebp
jg 0x4c2562
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c2532
cmp dword [esi + 0x428], 0
je 0x4c254a
cmp eax, 0x500
jl 0x4c253e
cmp edi, 2
je 0x4c2562
cmp eax, 0x7d00
jl 0x4c254a
cmp edi, 3
je 0x4c2562
push edi
push eax
mov ecx, esi
call fcn.004c169c
jmp 0x4c258b
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.004c1392
inc ebp
sub edi, 1
jne 0x4c2566
jmp 0x4c258b
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004c1392
mov edi, dword [esp + 0x54]
mov ebp, 1
cmp ebx, edi
jae 0x4c25b9
lea ebx, [ebx]
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004c1392
add dword [esi + 0x414], ebp
add ebx, ebp
cmp ebx, edi
jb 0x4c259e
or ebx, 0xffffffff
add dword [esi + 0x41c], ebx
lea ecx, [ebx + 9]
jne 0x4c25e0
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 0x4c260f
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 0x4c263e
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 0x4c269e
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 0x4c269e
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