Function at 0x49d650
Capabilities:
Get file size

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
cmp dword [0x82a4b4], 0
push ebx
push esi
push edi
jne 0x49d666
xor eax, eax
jmp 0x49d679
lea eax, [ebp - 4]
push eax
push 3
push str.LoadFileRangeIntoBuffer_Internal
call fcn.00540320
add esp, 0xc
mov ecx, dword [ebp + 0x1c]
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0x20]
push eax
push eax
call fcn.004ac570
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.0049d360
mov edi, dword [ebp - 0xc]
lea ecx, [ebp - 0x48]
mov dword [esi], edi
call fcn.0049bd80
mov ecx, dword [ebp - 8]
mov bl, al
mov dword [ebp - 0x10], vtable.CPathString.0
test ecx, ecx
je 0x49d728
push ecx
call fcn.005519fa
add esp, 4
mov dword [ebp - 8], 0
test edi, edi
je 0x49d73c
push edi
call fcn.005519fa
add esp, 4
mov dword [ebp - 0xc], 0
test bl, bl
je 0x49d949
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 0x49d768
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x49d76e
mov dword [ebp - 8], ebx
jmp 0x49d771
mov ebx, dword [ebp - 0xc]
mov esi, dword [ebp - 8]
mov dword [ebp - 8], esi
mov edi, dword [ebp + 0x10]
test edi, edi
ja 0x49d949
mov esi, dword [ebp + 0xc]
jb 0x49d789
cmp esi, ebx
ja 0x49d949
mov eax, esi
or eax, edi
je 0x49d856
cmp dword [ebp - 0x48], 0xffffffff
jne 0x49d7a8
push str.BIsOpen__
push 0x14ca
jmp 0x49d937
cmp byte [ebp - 0x1c], 0
je 0x49d7d2
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x49d7d2
push 0
push eax
push edi
push esi
call fcn.00552700
or eax, edx
je 0x49d7d2
push str.Seeking_to_a_position_which_is_not_sector_aligned_will_break_unbuffered_io
push 0x14d2
jmp 0x49d937
cmp dword [ebp - 0x20], 0
je 0x49d812
mov edx, dword [ebp - 0x2c]
cmp edi, edx
jb 0x49d804
mov eax, dword [ebp - 0x30]
ja 0x49d7e8
cmp esi, eax
jb 0x49d804
mov ecx, dword [ebp - 0x28]
add ecx, eax
mov eax, dword [ebp - 0x24]
adc eax, edx
cmp edi, eax
ja 0x49d804
jb 0x49d7fc
cmp esi, ecx
jae 0x49d804
mov dword [ebp - 0x40], esi
mov dword [ebp - 0x3c], edi
jmp 0x49d856
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 0x49d847
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
je 0x49d847
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x49d949
jmp 0x49d856
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 0x49d86f
mov edi, dword [ebp + 0x14]
jb 0x49d873
cmp edi, ebx
jb 0x49d873
mov edi, ebx
mov eax, ecx
test eax, eax
ja 0x49d949
jb 0x49d92d
cmp edi, 0x7ffffffe
ja 0x49d949
test eax, eax
jne 0x49d92d
cmp edi, 0x40000000
ja 0x49d92d
mov ebx, dword [ebp + 0x1c]
mov ecx, ebx
call fcn.0046de80
mov eax, dword [ebp + 0x20]
mov ecx, ebx
movzx esi, al
xor esi, 1
add esi, edi
push esi
call fcn.004aab80
test esi, esi
je 0x49d929
push esi
mov ecx, ebx
mov dword [ebp + 0x24], 0
call fcn.004aa970
test al, al
je 0x49d949
mov eax, dword [ebp + 0x1c]
mov ebx, dword [ebx + 0x10]
add ebx, dword [eax]
je 0x49d949
lea eax, [ebp + 0x24]
push eax
push edi
push ebx
lea ecx, [ebp - 0x48]
call fcn.0049dac0
test al, al
je 0x49d949
cmp byte [ebp + 0x20], 0
mov edi, dword [ebp + 0x24]
jne 0x49d91e
cmp edi, esi
jb 0x49d91a
push str.cbActual____uint32_nBufSizeWithTerminator
push 0x971
push str.C:_buildworker_steam_rel_client_win32_build_src_tier1_fileio.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x49d91a
int3
mov byte [ebx + edi], 0
mov ecx, dword [ebp + 0x1c]
push edi
push 0
call fcn.004ac480
mov bl, 1
jmp 0x49d94b
push str.cbToRead___1024__1024__1024
push 0x951
push str.C:_buildworker_steam_rel_client_win32_build_src_tier1_fileio.cpp
call fcn.0053aea0
add esp, 0xc
test al, al
jne 0x49d949
int3
xor bl, bl
mov eax, dword [ebp - 0x48]
mov dword [ebp - 0x18], 0
cmp eax, 0xffffffff
je 0x49d972
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
jne 0x49d96b
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 0x49d9b3
push eax
call fcn.005519fa
add esp, 4
mov dword [ebp - 0x20], 0
mov ecx, dword [ebp - 4]
test ecx, ecx
je 0x49d9c3
push ecx
call fcn.005402e0
add esp, 4
pop edi
pop esi
mov al, bl
pop ebx
mov esp, ebp
pop ebp
ret