Function at 0x10086350
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
cmp dword [0x1046f844], 0
push ebx
push esi
push edi
jne 0x10086366
xor eax, eax
jmp 0x10086379
lea eax, [ebp - 4]
push eax
push 3
push str.LoadFileRangeIntoBuffer_Internal
call fcn.100b43d0
add esp, 0xc
mov ecx, dword [ebp + 0x1c]
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x20]
push eax
push eax
call fcn.10079660
push dword [ebp + 0x24]
mov byte [ebp - 0x1c], 0
push ecx
mov esi, esp
mov dword [ebp - 0x48], 0xffffffff
push 0
push dword [ebp + 8]
lea ecx, [ebp - 0x10]
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x38], 0
mov dword [ebp - 0x34], 0
mov dword [ebp - 0x30], 0
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x24], 0
mov dword [ebp - 0x20], 0
mov dword [ebp - 0x10], vtable.CPathString.0
mov dword [ebp - 8], 0
call fcn.10086110
mov edi, dword [ebp - 0xc]
lea ecx, [ebp - 0x48]
mov dword [esi], edi
call fcn.10085760
mov ecx, dword [ebp - 8]
mov bl, al
mov dword [ebp - 0x10], vtable.CPathString.0
test ecx, ecx
je 0x10086428
push ecx
call fcn.100c1934
add esp, 4
mov dword [ebp - 8], 0
test edi, edi
je 0x1008643c
push edi
call fcn.100c1934
add esp, 4
mov dword [ebp - 0xc], 0
test bl, bl
je 0x10086649
lea eax, [ebp - 0xc]
xor ebx, ebx
push eax
push dword [ebp - 0x48]
xor esi, esi
call dword [sym.imp.KERNEL32.dll_GetFileSizeEx]
test eax, eax
jne 0x10086468
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x1008646e
mov dword [ebp - 8], ebx
jmp 0x10086471
mov ebx, dword [ebp - 0xc]
mov esi, dword [ebp - 8]
mov dword [ebp - 8], esi
mov edi, dword [ebp + 0x10]
test edi, edi
ja 0x10086649
mov esi, dword [ebp + 0xc]
jb 0x10086489
cmp esi, ebx
ja 0x10086649
mov eax, esi
or eax, edi
je 0x10086556
cmp dword [ebp - 0x48], 0xffffffff
jne 0x100864a8
push str.BIsOpen__
push 0x15e7
jmp 0x10086637
cmp byte [ebp - 0x1c], 0
je 0x100864d2
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x100864d2
push 0
push eax
push edi
push esi
call fcn.100c2070
or eax, edx
je 0x100864d2
push str.Seeking_to_a_position_which_is_not_sector_aligned_will_break_unbuffered_io
push 0x15ef
jmp 0x10086637
cmp dword [ebp - 0x20], 0
je 0x10086512
mov edx, dword [ebp - 0x2c]
cmp edi, edx
jb 0x10086504
mov eax, dword [ebp - 0x30]
ja 0x100864e8
cmp esi, eax
jb 0x10086504
mov ecx, dword [ebp - 0x28]
add ecx, eax
mov eax, dword [ebp - 0x24]
adc eax, edx
cmp edi, eax
ja 0x10086504
jb 0x100864fc
cmp esi, ecx
jae 0x10086504
mov dword [ebp - 0x40], esi
mov dword [ebp - 0x3c], edi
jmp 0x10086556
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x24], 0
push 0
lea eax, [ebp + 0x24]
mov dword [ebp + 0x24], edi
push eax
push esi
push dword [ebp - 0x48]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov dword [ebp - 8], eax
cmp eax, 0xffffffff
jne 0x10086547
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x10086547
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x10086649
jmp 0x10086556
mov eax, dword [ebp + 0x24]
xor ecx, ecx
or ecx, dword [ebp - 8]
cdq
mov dword [ebp - 0x40], ecx
mov dword [ebp - 0x3c], eax
mov eax, dword [ebp + 0x18]
sub ebx, esi
mov ecx, 0
sbb ecx, edi
cmp eax, ecx
ja 0x1008656f
mov edi, dword [ebp + 0x14]
jb 0x10086573
cmp edi, ebx
jb 0x10086573
mov edi, ebx
mov eax, ecx
test eax, eax
ja 0x10086649
jb 0x1008662d
cmp edi, 0x7ffffffe
ja 0x10086649
test eax, eax
jne 0x1008662d
cmp edi, 0x40000000
ja 0x1008662d
mov ebx, dword [ebp + 0x1c]
mov ecx, ebx
call fcn.1004b4a0
mov eax, dword [ebp + 0x20]
mov ecx, ebx
movzx esi, al
xor esi, 1
add esi, edi
push esi
call fcn.10078100
test esi, esi
je 0x10086629
push esi
mov ecx, ebx
mov dword [ebp + 0x24], 0
call fcn.10077e40
test al, al
je 0x10086649
mov eax, dword [ebp + 0x1c]
mov ebx, dword [ebx + 0x10]
add ebx, dword [eax]
je 0x10086649
lea eax, [ebp + 0x24]
push eax
push edi
push ebx
lea ecx, [ebp - 0x48]
call fcn.10086750
test al, al
je 0x10086649
cmp byte [ebp + 0x20], 0
mov edi, dword [ebp + 0x24]
jne 0x1008661e
cmp edi, esi
jb 0x1008661a
push str.cbActual____uint32_nBufSizeWithTerminator
push 0x9a7
push str.C:_buildworker_steam_rel_client_win32_build_src_tier1_fileio.cpp
call fcn.100ad9f0
add esp, 0xc
test al, al
jne 0x1008661a
int3
mov byte [ebx + edi], 0
mov ecx, dword [ebp + 0x1c]
push edi
push 0
call fcn.10079570
mov bl, 1
jmp 0x1008664b
push str.cbToRead___1024__1024__1024
push 0x987
push str.C:_buildworker_steam_rel_client_win32_build_src_tier1_fileio.cpp
call fcn.100ad9f0
add esp, 0xc
test al, al
jne 0x10086649
int3
xor bl, bl
mov eax, dword [ebp - 0x48]
mov dword [ebp - 0x18], 0
cmp eax, 0xffffffff
je 0x10086672
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
jne 0x1008666b
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [ebp - 0x48], 0xffffffff
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x40], 0
mov dword [ebp - 0x3c], 0
mov dword [ebp - 0x30], 0
mov dword [ebp - 0x2c], 0
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x24], 0
test eax, eax
je 0x100866b3
push eax
call fcn.100c1934
add esp, 4
mov dword [ebp - 0x20], 0
mov ecx, dword [ebp - 4]
test ecx, ecx
je 0x100866c3
push ecx
call fcn.100b4390
add esp, 4
pop edi
pop esi
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret