win32serviceutil.py 文件源码

def __FindSvcDeps(findName):
    if type(findName) is pywintypes.UnicodeType: findName = str(findName)
    dict = {}
    k = win32api.RegOpenKey(win32con.HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Services")
    num = 0
    while 1:
        try:
            svc = win32api.RegEnumKey(k, num)
        except win32api.error:
            break
        num = num + 1
        sk = win32api.RegOpenKey(k, svc)
        try:
            deps, typ = win32api.RegQueryValueEx(sk, "DependOnService")
        except win32api.error:
            deps = ()
        for dep in deps:
            dep = dep.lower()
            dep_on = dict.get(dep, [])
            dep_on.append(svc)
            dict[dep]=dep_on

    return __ResolveDeps(findName, dict)