Function at 0x4081c5
Capabilities:
Check if file exists
Get common file path
Query or enumerate registry value
Read .ini file

Disassembly:
push ebp
lea ebp, [esp - 0x9b8]
sub esp, 0xa38
mov eax, dword [0x4d8668]
xor eax, ebp
mov dword [ebp + 0x9b4], eax
push ebx
push esi
push edi
xor eax, eax
mov esi, 0x206
push esi
mov word [ebp + 0x5a4], ax
xor ebx, ebx
lea eax, [ebp + 0x5a6]
mov edi, ecx
push ebx
push eax
mov dword [ebp - 0x78], edi
call fcn.0042bd50
xor eax, eax
push esi
mov word [ebp + 0x7ac], ax
lea eax, [ebp + 0x7ae]
push ebx
push eax
call fcn.0042bd50
xor eax, eax
push esi
mov word [ebp + 0x39c], ax
lea eax, [ebp + 0x39e]
push ebx
push eax
call fcn.0042bd50
lea eax, [edi + 0x90]
add esp, 0x24
cmp dword [eax + 0x18], 8
jb 0x408248
mov eax, dword [eax + 4]
jmp 0x40824b
add eax, 4
push str.PeopleCalendar.ini
push eax
lea eax, [ebp + 0x39c]
push 0x4a554c
push eax
call fcn.0042b6ee
add esp, 0x10
lea eax, [ebp + 0x39c]
push eax
mov esi, 0x104
push esi
lea eax, [ebp + 0x7ac]
push eax
push 0x4a3fc4
mov edi, str.CfgUserPath
push edi
push str.AppInfo
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringW]
mov ebx, dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
lea eax, [ebp + 0x7ac]
push eax
call ebx
test eax, eax
je 0x4082bd
mov esi, dword [ebp - 0x78]
lea eax, [ebp + 0x7ac]
push eax
lea ecx, [esi + 0x20]
call fcn.00401c01
mov byte [esi + 0x1d], 1
jmp 0x40846f
push 0
push 0x2b
lea eax, [ebp + 0x5a4]
push eax
push 0
call dword [sym.imp.SHELL32.dll_SHGetSpecialFolderPathW]
lea eax, [ebp + 0x5a4]
push 0x4a4e2c
push eax
call fcn.0042bd02
lea eax, [ebp + 0x5a4]
push str.PeopleCalendar
push eax
call fcn.0042bd02
lea eax, [ebp + 0x5a4]
push 0x4a4e2c
push eax
call fcn.0042bd02
lea eax, [ebp + 0x5a4]
push str.PeopleCalendar
push eax
call fcn.0042bd02
lea eax, [ebp + 0x5a4]
push str..ini
push eax
call fcn.0042bd02
add esp, 0x28
lea eax, [ebp + 0x5a4]
push eax
push esi
lea eax, [ebp + 0x7ac]
push eax
push 0x4a3fc4
push edi
push str.Globals
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringW]
lea eax, [ebp + 0x7ac]
push eax
call ebx
test eax, eax
jne 0x4082a2
push 0x206
push eax
mov word [ebp + 0x194], ax
lea eax, [ebp + 0x196]
push eax
call fcn.0042bd50
lea eax, [ebp + 0x194]
push str.SOFTWARE_
push eax
call fcn.0042bd30
lea eax, [ebp + 0x194]
push str.PeopleCalendar
push eax
call fcn.0042bd02
add esp, 0x1c
lea eax, [ebp - 0x7c]
push eax
push 0xf003f
push 0
lea eax, [ebp + 0x194]
push eax
push reloc.WS2_32.dll_bind
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x4083f3
lea eax, [ebp - 0x80]
push eax
lea eax, [ebp + 0x7ac]
push eax
push 0
push 0
push edi
push dword [ebp - 0x7c]
mov dword [ebp - 0x80], esi
call dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
test eax, eax
jne 0x4083f3
lea eax, [ebp + 0x7ac]
push eax
call ebx
test eax, eax
je 0x4083f3
push dword [ebp - 0x7c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
jmp 0x4082a2
push dword [ebp - 0x7c]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push esi
lea eax, [ebp - 0x74]
push eax
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameW]
lea eax, [ebp - 0x74]
push 0x5c
push eax
call fcn.0042b6c2
xor ecx, ecx
mov word [eax + 2], cx
push str.PeopleCalendar.ini
lea eax, [ebp - 0x74]
push eax
lea eax, [ebp + 0x39c]
push 0x4a554c
push eax
call fcn.0042b6ee
add esp, 0x18
lea eax, [ebp + 0x39c]
push eax
push esi
lea eax, [ebp + 0x7ac]
push eax
push 0x4a3fc4
push edi
push str.AppInfo
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileStringW]
lea eax, [ebp + 0x7ac]
push eax
call ebx
test eax, eax
jne 0x4082a2
mov eax, dword [ebp - 0x78]
mov byte [eax + 0x1d], 0
mov ecx, dword [ebp + 0x9b4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0042b558
add ebp, 0x9b8
leave
ret