Function at 0x5a991e
Capabilities:
Encode data using xor
Encrypt data using aes
Reference aes constants

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x18
push ebx
push esi
push edi
mov edi, dword [ebp + 0xc]
test edi, edi
jne 0x5a9945
push 0x1da
push str.srcciphers_aes_aes.c
push str.pt___NULL
call fcn.005accb1
add esp, 0xc
mov esi, dword [ebp + 8]
test esi, esi
jne 0x5a9963
push 0x1db
push str.srcciphers_aes_aes.c
push str.ct___NULL
call fcn.005accb1
add esp, 0xc
mov ebx, dword [ebp + 0x10]
test ebx, ebx
jne 0x5a9981
push 0x1dc
push str.srcciphers_aes_aes.c
push str.skey___NULL
call fcn.005accb1
add esp, 0xc
movzx ecx, byte [esi]
lea edx, [ebx + 0xf0]
movzx eax, byte [esi + 1]
shl ecx, 8
or ecx, eax
movzx ebx, byte [esi + 8]
movzx eax, byte [esi + 2]
shl ecx, 8
or ecx, eax
shl ebx, 8
movzx eax, byte [esi + 3]
shl ecx, 8
or ecx, eax
mov dword [ebp - 8], edx
xor ecx, dword [edx]
movzx eax, byte [esi + 5]
mov dword [ebp - 0x14], ecx
movzx ecx, byte [esi + 4]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 6]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 7]
shl ecx, 8
or ecx, eax
movzx eax, byte [esi + 9]
xor ecx, dword [edx + 4]
or ebx, eax
movzx eax, byte [esi + 0xa]
shl ebx, 8
or ebx, eax
mov dword [ebp - 0x10], ecx
movzx eax, byte [esi + 0xb]
shl ebx, 8
or ebx, eax
movzx eax, byte [esi + 0xd]
xor ebx, dword [edx + 8]
movzx edx, byte [esi + 0xc]
shl edx, 8
or edx, eax
movzx eax, byte [esi + 0xe]
shl edx, 8
or edx, eax
movzx eax, byte [esi + 0xf]
shl edx, 8
or edx, eax
mov eax, dword [ebp - 8]
xor edx, dword [eax + 0xc]
mov eax, edx
shr eax, 0x10
movzx ecx, al
mov eax, ebx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x710980]
xor ecx, dword [eax*4 + 0x710d80]
mov eax, dword [ebp - 0x14]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x70e580]
mov dword [ebp - 4], ecx
mov ecx, dword [ebp - 0x10]
mov edi, dword [ebp - 4]
movzx eax, cl
shr ecx, 0x18
xor edi, dword [eax*4 + 0x711180]
mov eax, dword [ebp - 8]
xor edi, dword [eax + 0x10]
mov eax, edx
shr eax, 8
movzx eax, al
mov dword [ebp - 4], edi
mov eax, dword [eax*4 + 0x710d80]
xor eax, dword [ecx*4 + 0x70e580]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0xc]
shr eax, 0x10
movzx eax, al
xor ecx, dword [eax*4 + 0x710980]
movzx eax, bl
xor ecx, dword [eax*4 + 0x711180]
mov esi, dword [ebp - 8]
mov eax, dword [ebp - 0x10]
shr eax, 0x10
movzx eax, al
xor ecx, dword [esi + 0x14]
mov dword [ebp - 0xc], ecx
mov ecx, ebx
shr ecx, 0x18
shr ebx, 0x10
mov ecx, dword [ecx*4 + 0x70e580]
xor ecx, dword [eax*4 + 0x710980]
mov dword [ebp + 8], ecx
mov ecx, dword [ebp - 0x14]
mov eax, ecx
mov edi, dword [ebp + 8]
shr eax, 8
movzx eax, al
xor edi, dword [eax*4 + 0x710d80]
movzx eax, dl
shr edx, 0x18
xor edi, dword [eax*4 + 0x711180]
mov edx, dword [edx*4 + 0x70e580]
mov eax, edi
xor eax, dword [esi + 0x18]
mov dword [ebp + 8], edi
mov dword [ebp + 8], eax
movzx eax, bl
mov edi, dword [ebp + 0xc]
xor edx, dword [eax*4 + 0x710980]
mov eax, dword [ebp - 0x10]
shr eax, 8
movzx eax, al
xor edx, dword [eax*4 + 0x710d80]
movzx eax, cl
xor edx, dword [eax*4 + 0x711180]
mov eax, dword [ebp + 0x10]
xor edx, dword [esi + 0x1c]
add esi, 0x20
mov dword [ebp - 0x10], edx
mov dword [ebp - 8], esi
mov eax, dword [eax + 0x1e0]
sar eax, 1
sub eax, 1
mov dword [ebp - 0x18], eax
je 0x5a9d56
mov edi, esi
mov esi, dword [ebp - 4]
mov eax, edx
shr eax, 0x10
movzx ecx, al
mov eax, dword [ebp + 8]
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x710980]
mov ebx, dword [ebp - 0xc]
xor ecx, dword [eax*4 + 0x710d80]
mov eax, esi
shr eax, 0x18
xor ecx, dword [eax*4 + 0x70e580]
movzx eax, bl
xor ecx, dword [eax*4 + 0x711180]
mov eax, edx
xor ecx, dword [edi]
shr eax, 8
movzx eax, al
mov dword [ebp - 0x14], ecx
mov ecx, ebx
shr ecx, 0x18
mov edx, dword [eax*4 + 0x710d80]
mov eax, esi
shr eax, 0x10
xor edx, dword [ecx*4 + 0x70e580]
movzx eax, al
xor edx, dword [eax*4 + 0x710980]
mov eax, dword [ebp + 8]
movzx eax, al
xor edx, dword [eax*4 + 0x711180]
mov eax, ebx
xor edx, dword [edi + 4]
shr eax, 0x10
movzx eax, al
mov dword [ebp + 0x10], edx
mov edx, dword [ebp + 8]
mov ecx, edx
shr ecx, 0x18
shr edx, 0x10
mov ebx, dword [ecx*4 + 0x70e580]
xor ebx, dword [eax*4 + 0x710980]
mov eax, esi
mov ecx, dword [ebp - 0x10]
shr eax, 8
movzx eax, al
xor ebx, dword [eax*4 + 0x710d80]
movzx eax, cl
shr ecx, 0x18
xor ebx, dword [eax*4 + 0x711180]
xor ebx, dword [edi + 8]
movzx eax, dl
mov edx, dword [ecx*4 + 0x70e580]
xor edx, dword [eax*4 + 0x710980]
mov eax, dword [ebp - 0xc]
shr eax, 8
movzx eax, al
xor edx, dword [eax*4 + 0x710d80]
mov eax, esi
movzx eax, al
xor edx, dword [eax*4 + 0x711180]
xor edx, dword [edi + 0xc]
mov eax, edx
shr eax, 0x10
movzx ecx, al
mov eax, ebx
shr eax, 8
movzx eax, al
mov ecx, dword [ecx*4 + 0x710980]
xor ecx, dword [eax*4 + 0x710d80]
mov eax, dword [ebp - 0x14]
shr eax, 0x18
xor ecx, dword [eax*4 + 0x70e580]
mov dword [ebp - 4], ecx
mov ecx, dword [ebp + 0x10]
mov edi, dword [ebp - 4]
movzx eax, cl
xor edi, dword [eax*4 + 0x711180]
mov dword [ebp - 4], edi
mov edi, dword [ebp - 8]
mov eax, dword [ebp - 4]
xor eax, dword [edi + 0x10]
mov dword [ebp - 4], eax
mov eax, edx
shr eax, 8
movzx eax, al
shr ecx, 0x18
mov eax, dword [eax*4 + 0x710d80]
xor eax, dword [ecx*4 + 0x70e580]
mov dword [ebp - 0xc], eax
mov eax, dword [ebp - 0x14]
mov ecx, dword [ebp - 0xc]
shr eax, 0x10
movzx eax, al
xor ecx, dword [eax*4 + 0x710980]
movzx eax, bl
xor ecx, dword [eax*4 + 0x711180]
xor ecx, dword [edi + 0x14]
mov eax, dword [ebp + 0x10]
shr eax, 0x10
movzx eax, al
mov dword [ebp - 0xc], ecx
mov ecx, ebx
shr ecx, 0x18
shr ebx, 0x10
mov ecx, dword [ecx*4 + 0x70e580]
xor ecx, dword [eax*4 + 0x710980]
mov dword [ebp + 8], ecx
mov ecx, dword [ebp - 0x14]
mov eax, ecx
mov esi, dword [ebp + 8]
shr eax, 8
movzx eax, al
xor esi, dword [eax*4 + 0x710d80]
movzx eax, dl
shr edx, 0x18
xor esi, dword [eax*4 + 0x711180]
mov edx, dword [edx*4 + 0x70e580]
mov eax, esi
xor eax, dword [edi + 0x18]
mov dword [ebp + 8], esi
mov dword [ebp + 8], eax
movzx eax, bl
xor edx, dword [eax*4 + 0x710980]
mov eax, dword [ebp + 0x10]
shr eax, 8
movzx eax, al
xor edx, dword [eax*4 + 0x710d80]
movzx eax, cl
xor edx, dword [eax*4 + 0x711180]
xor edx, dword [edi + 0x1c]
add edi, 0x20
sub dword [ebp - 0x18], 1
mov dword [ebp - 0x10], edx
mov dword [ebp - 8], edi
jne 0x5a9b44
mov edi, dword [ebp + 0xc]
mov esi, dword [ebp - 8]
mov ebx, dword [ebp + 8]
mov eax, edx
shr eax, 0x10
movzx eax, al
mov edx, dword [ebp - 0xc]
mov ecx, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
mov eax, ebx
shr eax, 8
and ecx, 0xff0000
movzx eax, al
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff00
xor ecx, eax
mov eax, dword [ebp - 4]
shr eax, 0x18
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff000000
xor ecx, eax
movzx eax, dl
movzx eax, byte [eax*4 + str.RRRR_t_t_t_tjjjj]
xor ecx, eax
xor ecx, dword [esi]
mov eax, ecx
mov byte [edi + 3], cl
shr eax, 0x18
mov byte [edi], al
mov eax, ecx
shr eax, 0x10
mov byte [edi + 1], al
mov eax, ecx
shr eax, 8
mov byte [edi + 2], al
mov eax, dword [ebp - 4]
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
mov eax, dword [ebp - 0x10]
and ecx, 0xff0000
shr eax, 8
movzx eax, al
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff00
xor ecx, eax
mov eax, edx
shr eax, 0x18
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff000000
xor ecx, eax
movzx eax, bl
movzx eax, byte [eax*4 + str.RRRR_t_t_t_tjjjj]
xor ecx, eax
xor ecx, dword [esi + 4]
mov eax, ecx
mov byte [edi + 7], cl
shr eax, 0x18
mov byte [edi + 4], al
mov eax, ecx
shr eax, 0x10
mov byte [edi + 5], al
mov eax, ecx
shr eax, 8
mov byte [edi + 6], al
mov eax, edx
shr eax, 0x10
movzx eax, al
mov ecx, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
mov eax, ebx
shr eax, 0x18
and ecx, 0xff0000
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff000000
xor ecx, eax
mov eax, dword [ebp - 4]
shr eax, 8
movzx eax, al
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff00
xor ecx, eax
mov eax, dword [ebp - 0x10]
movzx eax, al
movzx eax, byte [eax*4 + str.RRRR_t_t_t_tjjjj]
xor ecx, eax
shr ebx, 0x10
xor ecx, dword [esi + 8]
mov eax, ecx
mov byte [edi + 0xb], cl
shr eax, 0x18
mov byte [edi + 8], al
mov eax, ecx
shr eax, 0x10
mov byte [edi + 9], al
mov eax, ecx
shr eax, 8
mov byte [edi + 0xa], al
movzx eax, bl
shr edx, 8
mov ecx, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
mov eax, dword [ebp - 0x10]
and ecx, 0xff0000
shr eax, 0x18
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff000000
xor ecx, eax
movzx eax, dl
mov eax, dword [eax*4 + str.RRRR_t_t_t_tjjjj]
and eax, 0xff00
xor ecx, eax
mov eax, dword [ebp - 4]
movzx eax, al
movzx eax, byte [eax*4 + str.RRRR_t_t_t_tjjjj]
xor ecx, eax
xor ecx, dword [esi + 0xc]
mov eax, ecx
mov byte [edi + 0xf], cl
shr eax, 0x18
mov byte [edi + 0xc], al
mov eax, ecx
shr eax, 0x10
mov byte [edi + 0xd], al
mov eax, ecx
shr eax, 8
mov byte [edi + 0xe], al
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret