Function at 0x4964f0
Capabilities:
Encode data using xor
Hash data using sha1

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffea4
push ebx
push esi
mov dword [ebp - 4], eax
xor edx, edx
mov eax, dword [ebp - 4]
mov ecx, dword [eax + edx*4 + 0x1c]
shl ecx, 8
mov eax, dword [ebp - 4]
mov eax, dword [eax + edx*4 + 0x1c]
shr eax, 0x18
or ecx, eax
and ecx, 0xff00ff
mov eax, dword [ebp - 4]
mov eax, dword [eax + edx*4 + 0x1c]
shl eax, 0x18
mov ebx, dword [ebp - 4]
mov ebx, dword [ebx + edx*4 + 0x1c]
shr ebx, 8
or eax, ebx
and eax, 0xff00ff00
or ecx, eax
mov dword [ebp + edx*4 - 0x15c], ecx
inc edx
cmp edx, 0x10
jb 0x496500
mov edx, 0x10
mov eax, dword [ebp + edx*4 - 0x168]
xor eax, dword [ebp + edx*4 - 0x17c]
xor eax, dword [ebp + edx*4 - 0x194]
xor eax, dword [ebp + edx*4 - 0x19c]
add eax, eax
mov ecx, dword [ebp + edx*4 - 0x168]
xor ecx, dword [ebp + edx*4 - 0x17c]
xor ecx, dword [ebp + edx*4 - 0x194]
xor ecx, dword [ebp + edx*4 - 0x19c]
shr ecx, 0x1f
or eax, ecx
mov dword [ebp + edx*4 - 0x15c], eax
inc edx
cmp edx, 0x50
jb 0x49654b
mov eax, dword [ebp - 4]
mov eax, dword [eax + 8]
mov edx, dword [ebp - 4]
mov ecx, dword [edx + 0xc]
mov edx, dword [ebp - 4]
mov edx, dword [edx + 0x10]
mov dword [ebp - 0xc], edx
mov edx, dword [ebp - 4]
mov edx, dword [edx + 0x14]
mov dword [ebp - 0x10], edx
mov edx, dword [ebp - 4]
mov edx, dword [edx + 0x18]
mov dword [ebp - 0x14], edx
xor edx, edx
mov dword [ebp - 8], eax
mov ebx, eax
shl ebx, 5
shr eax, 0x1b
or ebx, eax
mov eax, dword [ebp - 0xc]
and eax, ecx
mov esi, ecx
not esi
and esi, dword [ebp - 0x10]
xor eax, esi
add ebx, eax
add ebx, dword [ebp - 0x14]
add ebx, dword [ebp + edx*4 - 0x15c]
add ebx, 0x5a827999
mov eax, ebx
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x14], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x10], ebx
mov ebx, ecx
shl ebx, 0x1e
shr ecx, 2
or ebx, ecx
mov dword [ebp - 0xc], ebx
mov ecx, dword [ebp - 8]
inc edx
cmp edx, 0x14
jb 0x4965c0
mov edx, 0x14
mov dword [ebp - 8], eax
mov ebx, eax
shl ebx, 5
shr eax, 0x1b
or ebx, eax
mov eax, dword [ebp - 0xc]
xor eax, ecx
xor eax, dword [ebp - 0x10]
add ebx, eax
add ebx, dword [ebp - 0x14]
add ebx, dword [ebp + edx*4 - 0x15c]
add ebx, 0x6ed9eba1
mov eax, ebx
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x14], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x10], ebx
mov ebx, ecx
shl ebx, 0x1e
shr ecx, 2
or ebx, ecx
mov dword [ebp - 0xc], ebx
mov ecx, dword [ebp - 8]
inc edx
cmp edx, 0x28
jb 0x496616
mov edx, 0x28
mov dword [ebp - 8], eax
mov ebx, eax
shl ebx, 5
shr eax, 0x1b
or ebx, eax
mov eax, dword [ebp - 0xc]
and eax, ecx
mov esi, dword [ebp - 0x10]
and esi, ecx
xor eax, esi
mov esi, dword [ebp - 0xc]
and esi, dword [ebp - 0x10]
xor eax, esi
add ebx, eax
add ebx, dword [ebp - 0x14]
add ebx, dword [ebp + edx*4 - 0x15c]
add ebx, 0x8f1bbcdc
mov eax, ebx
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x14], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x10], ebx
mov ebx, ecx
shl ebx, 0x1e
shr ecx, 2
or ebx, ecx
mov dword [ebp - 0xc], ebx
mov ecx, dword [ebp - 8]
inc edx
cmp edx, 0x3c
jb 0x496666
mov edx, 0x3c
mov dword [ebp - 8], eax
mov ebx, eax
shl ebx, 5
shr eax, 0x1b
or ebx, eax
mov eax, dword [ebp - 0xc]
xor eax, ecx
xor eax, dword [ebp - 0x10]
add ebx, eax
add ebx, dword [ebp - 0x14]
add ebx, dword [ebp + edx*4 - 0x15c]
add ebx, 0xca62c1d6
mov eax, ebx
mov ebx, dword [ebp - 0x10]
mov dword [ebp - 0x14], ebx
mov ebx, dword [ebp - 0xc]
mov dword [ebp - 0x10], ebx
mov ebx, ecx
shl ebx, 0x1e
shr ecx, 2
or ebx, ecx
mov dword [ebp - 0xc], ebx
mov ecx, dword [ebp - 8]
inc edx
cmp edx, 0x50
jb 0x4966c2
mov edx, dword [ebp - 4]
add dword [edx + 8], eax
mov eax, dword [ebp - 4]
add dword [eax + 0xc], ecx
mov eax, dword [ebp - 4]
mov edx, dword [ebp - 0xc]
add dword [eax + 0x10], edx
mov ecx, dword [ebp - 4]
mov eax, dword [ebp - 0x10]
add dword [ecx + 0x14], eax
mov edx, dword [ebp - 4]
mov ecx, dword [ebp - 0x14]
add dword [edx + 0x18], ecx
pop esi
pop ebx
mov esp, ebp
pop ebp
ret