Function at 0x10020520
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
mov eax, dword [0x1029ad64]
xor eax, ebp
mov dword [ebp - 4], eax
push esi
mov esi, dword [ebp + 0xc]
push edi
mov edi, ecx
mov dword [ebp - 0x24], edi
cmp esi, 3
jl 0x10020870
test byte [edi + 0x24], 2
mov eax, dword [edi + 0x28]
movss xmm0, dword [eax]
movss dword [ebp - 0x20], xmm0
movss xmm0, dword [eax + 4]
movss dword [ebp - 0x14], xmm0
je 0x100207ce
mov eax, dword [ebp + 0x10]
and eax, 0xffffff
mov dword [ebp - 0x28], eax
lea eax, [esi + esi]
push eax
mov dword [ebp - 0x34], eax
lea eax, [esi*8 - 6]
add eax, esi
push eax
call fcn.10025610
mov eax, dword [edi + 0x34]
mov edx, 2
mov dword [ebp - 0x10], eax
mov dword [ebp - 8], edx
lea ecx, [eax + 1]
mov dword [ebp - 0x2c], ecx
nop dword [eax + eax]
movzx ecx, ax
mov eax, dword [edi + 0x3c]
lea edx, [ecx + edx*2]
mov word [eax], cx
lea ecx, [edx - 2]
mov eax, dword [edi + 0x3c]
mov word [eax + 2], cx
mov eax, dword [edi + 0x3c]
mov word [eax + 4], dx
mov edx, dword [ebp - 8]
add dword [edi + 0x3c], 6
inc edx
mov eax, dword [ebp - 0x10]
mov dword [ebp - 8], edx
cmp edx, esi
jl 0x100205a0
lea eax, [esi*8]
call fcn.101396c0
mov edx, dword [ebp + 8]
lea eax, [esi - 1]
movss xmm4, dword [0x1019e940]
xor ecx, ecx
movss xmm5, dword [0x1019e820]
xorps xmm6, xmm6
mov dword [ebp - 0xc], eax
shl eax, 3
nop dword [eax]
movss xmm2, dword [edx + ecx*8]
lea esi, [edx + 4]
movss xmm3, dword [edx + ecx*8 + 4]
lea edi, [ecx*8]
subss xmm2, dword [eax + edx]
subss xmm3, dword [eax + edx + 4]
mov dword [ebp - 0x1c], esi
movaps xmm0, xmm2
movaps xmm1, xmm3
mulss xmm0, xmm2
mulss xmm1, xmm3
addss xmm1, xmm0
comiss xmm1, xmm6
jbe 0x10020653
xorps xmm0, xmm0
sqrtss xmm0, xmm1
movaps xmm1, xmm5
divss xmm1, xmm0
movaps xmm0, xmm1
mulss xmm3, xmm1
mulss xmm2, xmm0
mov esi, esp
xorps xmm2, xmm4
inc ecx
movss dword [eax + esi], xmm3
movss dword [eax + esi + 4], xmm2
mov eax, edi
cmp ecx, dword [ebp + 0xc]
jl 0x10020600
movss xmm6, dword [0x1019e7e4]
mov eax, esi
movss xmm7, dword [0x1019e7f4]
sub esi, edx
mov edi, dword [ebp - 0x24]
xor edx, edx
mov ecx, dword [ebp - 0x1c]
mov dword [ebp - 0x30], esi
mov dword [ebp - 0x18], edx
nop dword [eax]
movss xmm2, dword [eax + edx*8]
movaps xmm4, xmm5
movss xmm3, dword [esi + ecx]
mov edx, dword [ebp - 0xc]
mov esi, edx
addss xmm2, dword [eax + edx*8]
addss xmm3, dword [eax + esi*8 + 4]
mov eax, dword [edi + 0x38]
mov edx, dword [ebp + 0x10]
movaps xmm0, xmm2
mulss xmm0, xmm2
movaps xmm1, xmm3
mulss xmm1, xmm3
addss xmm1, xmm0
movss xmm0, dword [ecx - 4]
mulss xmm1, xmm6
maxss xmm1, xmm7
divss xmm4, xmm1
movaps xmm1, xmm4
mulss xmm4, xmm3
mulss xmm1, xmm2
movss xmm2, dword [ebp - 0x14]
mulss xmm4, xmm6
mulss xmm1, xmm6
subss xmm0, xmm1
movss dword [eax], xmm0
movss xmm0, dword [ecx]
mov eax, dword [edi + 0x38]
subss xmm0, xmm4
movss dword [eax + 4], xmm0
mov eax, dword [edi + 0x38]
movss xmm0, dword [ebp - 0x20]
movss dword [eax + 8], xmm0
movss dword [eax + 0xc], xmm2
mov eax, dword [edi + 0x38]
mov dword [eax + 0x10], edx
addss xmm1, dword [ecx - 4]
mov eax, dword [edi + 0x38]
mov edx, dword [ebp - 0x18]
movss dword [eax + 0x14], xmm1
addss xmm4, dword [ecx]
mov eax, dword [edi + 0x38]
mov ecx, dword [ebp - 0x28]
movss dword [eax + 0x18], xmm4
mov eax, dword [edi + 0x38]
movss dword [eax + 0x1c], xmm0
movss dword [eax + 0x20], xmm2
mov eax, dword [edi + 0x38]
mov dword [eax + 0x24], ecx
mov eax, dword [ebp - 0x10]
add dword [edi + 0x38], 0x28
movzx ecx, ax
mov eax, dword [edi + 0x3c]
lea esi, [ecx + edx*2]
mov word [eax], si
mov eax, dword [ebp - 0xc]
lea ecx, [ecx + eax*2]
mov eax, dword [edi + 0x3c]
mov word [eax + 2], cx
mov eax, dword [ebp - 0x2c]
movzx edx, ax
mov eax, dword [ebp - 0xc]
lea ecx, [edx + eax*2]
mov eax, dword [edi + 0x3c]
mov word [eax + 4], cx
mov eax, dword [edi + 0x3c]
mov word [eax + 6], cx
mov eax, dword [ebp - 0x18]
lea ecx, [edx + eax*2]
mov eax, dword [edi + 0x3c]
mov edx, dword [ebp - 0x18]
mov dword [ebp - 0xc], edx
inc edx
mov dword [ebp - 0x18], edx
mov word [eax + 8], cx
mov eax, dword [edi + 0x3c]
mov ecx, dword [ebp - 0x1c]
mov word [eax + 0xa], si
add dword [edi + 0x3c], 0xc
add ecx, 8
mov dword [ebp - 0x1c], ecx
mov eax, esp
mov esi, dword [ebp - 0x30]
cmp edx, dword [ebp + 0xc]
jl 0x10020690
mov eax, dword [ebp - 0x34]
movzx eax, ax
jmp 0x1002086d
lea eax, [esi - 2]
push esi
lea eax, [eax + eax*2]
push eax
call fcn.10025610
movss xmm0, dword [ebp - 0x20]
movss xmm1, dword [ebp - 0x14]
mov dword [ebp - 0x10], esi
mov esi, dword [ebp + 8]
nop dword [eax + eax]
mov eax, dword [edi + 0x38]
lea esi, [esi + 8]
mov ecx, dword [esi - 8]
mov edx, dword [esi - 4]
mov dword [eax], ecx
mov ecx, dword [ebp + 0x10]
mov dword [eax + 4], edx
mov eax, dword [edi + 0x38]
movss dword [eax + 8], xmm0
movss dword [eax + 0xc], xmm1
mov eax, dword [edi + 0x38]
mov dword [eax + 0x10], ecx
add dword [edi + 0x38], 0x14
sub dword [ebp - 0x10], 1
jne 0x100207f0
mov esi, dword [ebp + 0xc]
mov edx, 2
mov dword [ebp - 0x14], edx
nop dword [eax]
mov ecx, dword [edi + 0x3c]
mov ax, word [edi + 0x34]
movzx edx, dx
mov word [ecx], ax
movzx ecx, word [edi + 0x34]
mov eax, dword [edi + 0x3c]
dec cx
add cx, dx
mov word [eax + 2], cx
movzx ecx, word [edi + 0x34]
mov eax, dword [edi + 0x3c]
add cx, dx
mov edx, dword [ebp - 0x14]
inc edx
mov dword [ebp - 0x14], edx
mov word [eax + 4], cx
add dword [edi + 0x3c], 6
cmp edx, esi
jl 0x10020830
movzx eax, si
add dword [edi + 0x34], eax
lea esp, [ebp - 0x3c]
pop edi
pop esi
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.10139242
mov esp, ebp
pop ebp
ret 0xc