Function at 0x4c1c25
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x38
cmp dword [esp + 0x44], 0
push esi
mov esi, ecx
jne 0x4c1c33
xor eax, eax
pop esi
add esp, 0x38
ret 0x18
mov eax, dword [esp + 0x40]
test eax, eax
jne 0x4c1c45
or eax, 0xffffffff
pop esi
add esp, 0x38
ret 0x18
mov ecx, dword [esp + 0x44]
test ecx, ecx
je 0x4c1c3b
mov edx, dword [esp + 0x4c]
test edx, edx
je 0x4c1c3b
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 + 0x553e01]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x553e02]
rol eax, 1
xor eax, edi
movzx edi, byte [ecx + 0x553e03]
rol eax, 1
add ecx, 4
xor eax, edi
cmp ecx, 0x100
jb 0x4c1c70
test eax, eax
jne 0x4c266a
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 0x4c1ccd
add edx, 0x400
add ecx, 4
sub edi, ebx
jne 0x4c1cc4
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 0x4c254b
lea ebx, [ebx]
mov eax, dword [esp + 0x5c]
test eax, eax
je 0x4c1da0
mov ecx, dword [esp + 0x18]
inc ecx
mov dword [esp + 0x18], ecx
test cl, cl
jne 0x4c1da0
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 0x4c2515
cmp ebx, dword [esp + 0x1c]
jne 0x4c1db8
mov ebp, dword [esp + 0x44]
mov edx, dword [esp + 0x40]
mov dword [esp + 0x2c], ebp
mov dword [esp + 0x28], edx
jmp 0x4c1dd7
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.004c1956
mov ebp, dword [esp + 0x2c]
cmp ebp, 2
jl 0x4c2386
mov eax, dword [esi + 0x424]
mov dword [esp + 0x14], 0
cmp dword [esp + 0x28], eax
jne 0x4c1e56
cmp edi, 1
jbe 0x4c214f
cmp dword [esp + 0x38], eax
je 0x4c214f
mov eax, dword [esp + 0x10]
push edi
sub ebx, edi
push ebx
push eax
mov ecx, esi
call fcn.004c12f9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c15da
cmp eax, ebx
jge 0x4c214b
mov eax, dword [esp + 0x38]
cmp eax, 0x500
jl 0x4c1e42
cmp edi, 2
je 0x4c214b
cmp eax, 0x7d00
jl 0x4c1e52
cmp edi, 3
je 0x4c214b
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.004c1956
mov ecx, dword [esp + 0x28]
cmp dword [esp + 0x40], ecx
lea eax, [ebx + 1]
mov dword [esp + 0x1c], eax
push ebp
jl 0x4c1ec5
mov edx, ecx
push edx
mov ecx, esi
call fcn.004c15da
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x24], eax
mov eax, dword [esp + 0x44]
push eax
push ecx
mov ecx, esi
call fcn.004c15da
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 0x4c1ef5
mov ecx, dword [esp + 0x2c]
push ecx
mov ecx, esi
call fcn.004c15da
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c15da
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 0x4c1f05
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c1f41
cmp dword [esp + 0x44], ebp
jl 0x4c1f3f
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
call fcn.004c15da
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c15da
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jge 0x4c1f3f
mov dword [esp + 0x14], 1
test edi, edi
jne 0x4c1f90
cmp dword [esp + 0x44], ebp
jge 0x4c1f90
mov ecx, dword [esi + 0x414]
push 1
push ebx
push ecx
mov ecx, esi
call fcn.004c12f9
mov edx, dword [esp + 0x44]
mov ebx, eax
mov eax, dword [esp + 0x40]
push edx
push eax
mov ecx, esi
call fcn.004c15da
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
lea ebx, [eax + ebx + 1]
call fcn.004c15da
cmp ebx, eax
mov ebx, dword [esp + 0x58]
jle 0x4c1f90
mov dword [esp + 0x14], 0
jmp 0x4c1f9b
cmp dword [esp + 0x14], 0
jne 0x4c2369
cmp ebp, 2
jle 0x4c214f
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.004c1956
mov eax, dword [esp + 0x30]
cmp eax, dword [esp + 0x28]
mov edx, dword [esp + 0x34]
push edx
mov ecx, esi
push eax
jl 0x4c1ffb
call fcn.004c15da
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c15da
sub eax, ebx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4c2025
call fcn.004c15da
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c15da
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 0x4c2037
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c2063
cmp eax, ebp
jl 0x4c2063
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004c15da
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c15da
cmp ebx, eax
jl 0x4c2365
cmp dword [esp + 0x14], 0
jne 0x4c2365
cmp ebp, 3
jle 0x4c214b
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.004c1956
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 0x4c20d6
call fcn.004c15da
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c15da
mov ecx, dword [esp + 0x24]
sub eax, ecx
cdq
and edx, 3
add eax, edx
mov ecx, eax
sar ecx, 2
jmp 0x4c2102
call fcn.004c15da
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c15da
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 0x4c2114
mov dword [esp + 0x14], 1
test edi, edi
jbe 0x4c2140
cmp eax, ebp
jl 0x4c2140
mov edx, dword [esp + 0x30]
push eax
push edx
mov ecx, esi
call fcn.004c15da
mov ebx, eax
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c15da
cmp ebx, eax
jl 0x4c2365
cmp dword [esp + 0x14], 0
jne 0x4c2365
mov ebx, dword [esp + 0x58]
test edi, edi
je 0x4c22c2
cmp edi, 1
jbe 0x4c22b0
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4c2171
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.004c1956
cmp dword [esp + 0x34], edi
jb 0x4c21c4
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004c15da
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c15da
cmp eax, ebx
mov ebx, dword [esp + 0x14]
jle 0x4c21c4
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.004c12f9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c15da
cmp eax, ebx
jge 0x4c2290
mov ebx, dword [esp + 0x28]
cmp ebx, dword [esi + 0x424]
jne 0x4c224d
mov edx, dword [esp + 0x14]
mov eax, dword [esp + 0x10]
push edi
push edx
push eax
mov ecx, esi
call fcn.004c12f9
push ebp
push ebx
mov ecx, esi
mov dword [esp + 0x2c], eax
call fcn.004c15da
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.004c15da
mov ebx, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c15da
mov ebp, dword [esp + 0x2c]
add ebx, eax
mov eax, dword [esp + 0x24]
cmp eax, ebx
mov ebx, dword [esp + 0x58]
jle 0x4c2294
jmp 0x4c2251
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c2266
cmp dword [esi + 0x428], 0
je 0x4c2281
cmp eax, 0x500
jl 0x4c2272
cmp edi, 2
je 0x4c2294
cmp dword [esp + 0x38], 0x7d00
jl 0x4c2281
cmp edi, 3
je 0x4c2294
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
call fcn.004c165c
jmp 0x4c22c0
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.004c1352
inc dword [esp + 0x10]
sub edi, 1
jne 0x4c2294
jmp 0x4c22c2
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004c1352
xor edi, edi
cmp ebp, 3
jg 0x4c234c
mov eax, dword [esi + 0x414]
push ebp
push ebx
push eax
mov ecx, esi
call fcn.004c12f9
mov ecx, dword [esp + 0x28]
push ebp
push ecx
mov ecx, esi
mov ebx, eax
call fcn.004c15da
cmp eax, ebx
jg 0x4c2316
mov eax, dword [esp + 0x28]
cmp eax, dword [esi + 0x424]
jne 0x4c2303
cmp dword [esi + 0x428], 0
je 0x4c2348
cmp eax, 0x500
jl 0x4c230f
cmp ebp, 2
je 0x4c2316
cmp eax, 0x7d00
jl 0x4c2348
mov ebx, dword [esp + 0x58]
mov dword [esp + 0x14], ebp
test ebp, ebp
je 0x4c2342
mov edx, dword [esi + 0x414]
push ebx
push edx
mov ecx, esi
call fcn.004c1352
mov eax, 1
add dword [esi + 0x414], eax
sub dword [esp + 0x14], eax
jne 0x4c2322
lea ebx, [ebp + ebx - 1]
jmp 0x4c23a2
mov ebx, dword [esp + 0x58]
mov eax, dword [esp + 0x28]
push ebp
push eax
mov ecx, esi
call fcn.004c165c
add dword [esi + 0x414], ebp
lea ebx, [ebp + ebx - 1]
jmp 0x4c23a2
mov ebx, dword [esp + 0x58]
test edi, edi
jne 0x4c2383
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 0x4c239c
test edi, edi
je 0x4c238d
inc edi
jmp 0x4c239c
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004c1352
inc dword [esi + 0x414]
test edi, edi
je 0x4c2495
cmp edi, dword [esp + 0x3c]
jne 0x4c2495
mov edx, dword [esp + 0x54]
mov ecx, edi
sub ecx, ebx
lea eax, [edx + ecx]
cmp eax, edi
jbe 0x4c23c5
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.004c1956
cmp dword [esp + 0x34], edi
jb 0x4c241a
mov edx, dword [esp + 0x30]
push edi
push edx
mov ecx, esi
call fcn.004c15da
mov ebp, eax
mov eax, dword [esp + 0x38]
push edi
push eax
mov ecx, esi
call fcn.004c15da
cmp eax, ebp
mov ebp, dword [esp + 0x14]
jle 0x4c241a
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.004c12f9
mov ecx, dword [esp + 0x38]
push edi
push ecx
mov ecx, esi
mov ebp, eax
call fcn.004c15da
cmp eax, ebp
jge 0x4c2475
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c2450
cmp dword [esi + 0x428], 0
je 0x4c2468
cmp eax, 0x500
jl 0x4c245c
cmp edi, 2
je 0x4c2475
cmp eax, 0x7d00
jl 0x4c2468
cmp edi, 3
je 0x4c2475
push edi
push eax
mov ecx, esi
call fcn.004c165c
xor edi, edi
jmp 0x4c2495
mov ebp, dword [esp + 0x10]
add eax, 0
mov edx, ebx
sub edx, edi
push edx
push ebp
mov ecx, esi
call fcn.004c1352
inc ebp
sub edi, 1
jne 0x4c247e
mov dword [esp + 0x10], ebp
mov eax, dword [esp + 0x54]
inc ebx
dec eax
mov dword [esp + 0x58], ebx
cmp ebx, eax
jb 0x4c1d5e
test edi, edi
je 0x4c254b
cmp edi, 1
jbe 0x4c253b
mov ecx, dword [esp + 0x10]
push edi
mov eax, ebx
sub eax, edi
push eax
push ecx
mov ecx, esi
call fcn.004c12f9
mov edx, dword [esp + 0x38]
push edi
push edx
mov ecx, esi
mov ebp, eax
call fcn.004c15da
cmp eax, ebp
jg 0x4c2522
mov eax, dword [esp + 0x38]
cmp eax, dword [esi + 0x424]
jne 0x4c24f2
cmp dword [esi + 0x428], 0
je 0x4c250a
cmp eax, 0x500
jl 0x4c24fe
cmp edi, 2
je 0x4c2522
cmp eax, 0x7d00
jl 0x4c250a
cmp edi, 3
je 0x4c2522
push edi
push eax
mov ecx, esi
call fcn.004c165c
jmp 0x4c254b
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.004c1352
inc ebp
sub edi, 1
jne 0x4c2526
jmp 0x4c254b
mov edx, dword [esp + 0x10]
lea ecx, [ebx - 1]
push ecx
push edx
mov ecx, esi
call fcn.004c1352
mov edi, dword [esp + 0x54]
mov ebp, 1
cmp ebx, edi
jae 0x4c2579
lea ebx, [ebx]
mov eax, dword [esi + 0x414]
push ebx
push eax
mov ecx, esi
call fcn.004c1352
add dword [esi + 0x414], ebp
add ebx, ebp
cmp ebx, edi
jb 0x4c255e
or ebx, 0xffffffff
add dword [esi + 0x41c], ebx
lea ecx, [ebx + 9]
jne 0x4c25a0
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 0x4c25cf
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 0x4c25fe
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 0x4c265e
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 0x4c265e
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