Function at 0x616950
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
mov eax, dword [0x7e500c]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
mov ebx, dword [ebp + 8]
push esi
push edi
mov edi, ecx
mov dword [ebp - 0x24], eax
cmp dword [edi], 0
jne 0x6169be
mov ecx, dword [0x8076bc]
test ecx, ecx
je 0x616986
cmp byte [0x8076b8], 0
jne 0x616991
call fcn.006115c0
mov ecx, dword [0x8076bc]
mov eax, dword [ecx]
push str.file_handler_to_read_not_initialized
push ecx
mov esi, dword [eax + 4]
mov ecx, esi
call dword [0x707770]
call esi
add esp, 8
xor al, al
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00650ddc
mov esp, ebp
pop ebp
ret 0x10
lea eax, [edi + 0xc]
push eax
mov dword [ebp - 0x28], eax
call dword [sym.imp.KERNEL32.DLL_EnterCriticalSection]
lea eax, [ebp - 0x10]
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.DLL_GetFileSizeEx]
test eax, eax
jne 0x616a55
mov eax, dword [0x8076bc]
test eax, eax
je 0x6169ed
cmp byte [0x8076b8], 0
jne 0x6169f7
call fcn.006115c0
mov eax, dword [0x8076bc]
cmp dword [edi + 0xac], 8
lea ecx, [edi + 0x98]
jb 0x616a08
mov ecx, dword [ecx]
mov esi, dword [eax]
push ecx
push str.failed_to_get_the_file_size_of__s
push 0x71a27c
mov esi, dword [esi + 0x24]
mov ecx, esi
push eax
call dword [0x707770]
call esi
add esp, 0x10
mov dword [edi + 0x24], 1
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov dword [edi + 0x28], eax
lea eax, [edi + 0xc]
push eax
call dword [sym.imp.KERNEL32.DLL_LeaveCriticalSection]
xor al, al
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00650ddc
mov esp, ebp
pop ebp
ret 0x10
mov eax, dword [ebp - 0xc]
mov esi, dword [ebp - 0x10]
mov dword [ebp - 0x2c], eax
test eax, eax
ja 0x616ac2
jb 0x616a68
test esi, esi
jne 0x616ac2
mov ecx, dword [0x8076bc]
test ecx, ecx
je 0x616a7b
cmp byte [0x8076b8], 0
jne 0x616a86
call fcn.006115c0
mov ecx, dword [0x8076bc]
mov eax, dword [ecx]
push str.start_address_to_read_the_file_is_past_the_file_size.
push 0x71a27c
push ecx
mov esi, dword [eax + 0x24]
mov ecx, esi
call dword [0x707770]
call esi
mov eax, dword [ebp - 0x28]
add esp, 0xc
push eax
call dword [sym.imp.KERNEL32.DLL_LeaveCriticalSection]
mov al, 1
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00650ddc
mov esp, ebp
pop ebp
ret 0x10
push 0
push 0
xorps xmm0, xmm0
movlpd qword [ebp - 0x20], xmm0
push dword [ebp - 0x1c]
push dword [ebp - 0x20]
push dword [edi]
call dword [sym.imp.KERNEL32.DLL_SetFilePointerEx]
test eax, eax
je 0x616bdc
lea eax, [esi + 1]
mov dword [ebp - 0x14], 0
push eax
call fcn.00651294
add esp, 4
mov dword [ebx], eax
lea ecx, [ebp - 0x14]
push 0
push ecx
push esi
push eax
push dword [edi]
call dword [sym.imp.KERNEL32.DLL_ReadFile]
mov dword [ebp - 0x1c], eax
test eax, eax
jne 0x616b4a
call dword [sym.imp.KERNEL32.DLL_GetLastError]
cmp eax, 0x26
jne 0x616b4a
call dword [sym.imp.KERNEL32.DLL_GetLastError]
cmp eax, 0x26
jne 0x616c32
mov ecx, dword [ebx]
lea edi, [eax - 0x25]
mov eax, dword [ebp - 0x14]
mov byte [eax + ecx], 0
mov ecx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x14]
mov dword [ecx], eax
mov dword [ecx + 4], 0
jmp 0x616c35
xor eax, eax
cmp dword [ebp - 0x14], esi
jne 0x616b73
cmp eax, dword [ebp - 0x2c]
jne 0x616b73
mov ecx, dword [ebp - 0x24]
lea edi, [eax + 1]
mov eax, dword [ebx]
mov byte [esi + eax], 0
mov eax, dword [ebp - 0x14]
mov dword [ecx], eax
mov dword [ecx + 4], 0
jmp 0x616c35
mov dword [edi + 0x24], 1
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov dword [edi + 0x28], eax
mov edi, dword [0x8076bc]
test edi, edi
je 0x616b96
cmp byte [0x8076b8], 0
jne 0x616ba1
call fcn.006115c0
mov edi, dword [0x8076bc]
mov esi, dword [edi]
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, dword [esi + 0x24]
mov ecx, esi
push eax
push str.failed_to_read_data._Error_code____d
push 0x71a27c
push edi
call dword [0x707770]
call esi
mov esi, dword [ebx]
push esi
call fcn.0065109f
mov edi, dword [ebp - 0x1c]
add esp, 0x14
test esi, esi
je 0x616c35
mov dword [ebx], 0x8123
jmp 0x616c35
mov dword [edi + 0x24], 1
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov dword [edi + 0x28], eax
mov edi, dword [0x8076bc]
test edi, edi
je 0x616bff
cmp byte [0x8076b8], 0
jne 0x616c0a
call fcn.006115c0
mov edi, dword [0x8076bc]
mov esi, dword [edi]
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov esi, dword [esi + 0x24]
mov ecx, esi
push eax
push str.file_pointer_set_error____d
push 0x71a27c
push edi
call dword [0x707770]
call esi
add esp, 0x10
xor edi, edi
jmp 0x616c35
mov edi, dword [ebp - 0x1c]
mov eax, dword [ebp - 0x28]
push eax
call dword [sym.imp.KERNEL32.DLL_LeaveCriticalSection]
mov ecx, dword [ebp - 4]
cmp edi, 1
pop edi
sete al
xor ecx, ebp
pop esi
pop ebx
call fcn.00650ddc
mov esp, ebp
pop ebp
ret 0x10