shuiyu1123
506f9ac725
新增模块覆盖: 系统层 (14): system, security, print, opengl, renderscript, transition, test, service_notification, service_controls, service_quicksettings, service_wallpaper, service_autofill, service_dreams, service_vr 应用层 (13): app_admin, app_backup, app_job, app_usage, app_role, app_people, appwidget, companion, credentials, mtp, sip, telecom, speech 硬件媒体层 (15): hardware_display, hardware_fingerprint, hardware_usb, hardware_input, media_audiofx, media_browse, media_session, media_tv, media_midi, media_projection, uwb, se, view_autofill, view_textclassifier, view_translation 总计 94 个模块，75,342 行代码
592 lines
17 KiB
Python
592 lines
17 KiB
Python
"""
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Android System 组件 — Os, StructStat, StructUtsname, OsConstants 等
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方法签名完全对齐 Android SDK (android.system 包)
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"""
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import os as _os
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import stat as _stat
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import platform
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import errno
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from typing import Any, Dict, List, Optional, Tuple
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from .._core import Stub, AndroidOnlyError
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# ═══════════════════════════════════════════════════════════════
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# OsConstants
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# ═══════════════════════════════════════════════════════════════
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class OsConstants(Stub):
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"""OsConstants — 系统调用常量，映射自 os/stat 模块"""
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# 文件访问常量
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R_OK = _os.R_OK
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W_OK = _os.W_OK
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X_OK = _os.X_OK
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F_OK = _os.F_OK
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# 文件权限常量
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S_IRWXU = _stat.S_IRWXU
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S_IRUSR = _stat.S_IRUSR
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S_IWUSR = _stat.S_IWUSR
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S_IXUSR = _stat.S_IXUSR
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S_IRWXG = _stat.S_IRWXG
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S_IRGRP = _stat.S_IRGRP
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S_IWGRP = _stat.S_IWGRP
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S_IXGRP = _stat.S_IXGRP
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S_IRWXO = _stat.S_IRWXO
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S_IROTH = _stat.S_IROTH
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S_IWOTH = _stat.S_IWOTH
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S_IXOTH = _stat.S_IXOTH
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S_ISUID = _stat.S_ISUID
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S_ISGID = _stat.S_ISGID
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S_ISVTX = _stat.S_ISVTX
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# 文件类型常量
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S_IFMT = _stat.S_IFMT
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S_IFSOCK = _stat.S_IFSOCK
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S_IFLNK = _stat.S_IFLNK
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S_IFREG = _stat.S_IFREG
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S_IFBLK = _stat.S_IFBLK
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S_IFDIR = _stat.S_IFDIR
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S_IFCHR = _stat.S_IFCHR
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S_IFIFO = _stat.S_IFIFO
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# 标准文件描述符
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STDIN_FILENO = 0
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STDOUT_FILENO = 1
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STDERR_FILENO = 2
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# 信号常量
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SIGHUP = 1
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SIGINT = 2
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SIGQUIT = 3
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SIGILL = 4
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SIGTRAP = 5
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SIGABRT = 6
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SIGBUS = 7
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SIGFPE = 8
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SIGKILL = 9
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SIGUSR1 = 10
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SIGSEGV = 11
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SIGUSR2 = 12
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SIGPIPE = 13
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SIGALRM = 14
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SIGTERM = 15
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SIGCHLD = 17
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SIGCONT = 18
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SIGSTOP = 19
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SIGTSTP = 20
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SIGTTIN = 21
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SIGTTOU = 22
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# errno 常量
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EPERM = errno.EPERM
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ENOENT = errno.ENOENT
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ESRCH = errno.ESRCH
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EINTR = errno.EINTR
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EIO = errno.EIO
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ENXIO = errno.ENXIO
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E2BIG = errno.E2BIG
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ENOEXEC = errno.ENOEXEC
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EBADF = errno.EBADF
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ECHILD = errno.ECHILD
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EAGAIN = errno.EAGAIN
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ENOMEM = errno.ENOMEM
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EACCES = errno.EACCES
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EFAULT = errno.EFAULT
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ENOTBLK = errno.ENOTBLK
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EBUSY = errno.EBUSY
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EEXIST = errno.EEXIST
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EXDEV = errno.EXDEV
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ENODEV = errno.ENODEV
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ENOTDIR = errno.ENOTDIR
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EISDIR = errno.EISDIR
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EINVAL = errno.EINVAL
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ENFILE = errno.ENFILE
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EMFILE = errno.EMFILE
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ENOTTY = errno.ENOTTY
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ETXTBSY = errno.ETXTBSY
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EFBIG = errno.EFBIG
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ENOSPC = errno.ENOSPC
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ESPIPE = errno.ESPIPE
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EROFS = errno.EROFS
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EMLINK = errno.EMLINK
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EPIPE = errno.EPIPE
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EDOM = errno.EDOM
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ERANGE = errno.ERANGE
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EDEADLK = errno.EDEADLK
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ENAMETOOLONG = errno.ENAMETOOLONG
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ENOLCK = errno.ENOLCK
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ENOSYS = errno.ENOSYS
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ENOTEMPTY = errno.ENOTEMPTY
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ELOOP = errno.ELOOP
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ENOMSG = errno.ENOMSG
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EIDRM = errno.EIDRM
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ENOSTR = errno.ENOSTR
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ENODATA = errno.ENODATA
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ETIME = errno.ETIME
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ENOSR = errno.ENOSR
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EREMOTE = errno.EREMOTE
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ENOLINK = errno.ENOLINK
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EPROTO = errno.EPROTO
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EMULTIHOP = errno.EMULTIHOP
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EBADMSG = errno.EBADMSG
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EOVERFLOW = errno.EOVERFLOW
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EILSEQ = errno.EILSEQ
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ENOTSOCK = errno.ENOTSOCK
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EDESTADDRREQ = errno.EDESTADDRREQ
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EMSGSIZE = errno.EMSGSIZE
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EPROTOTYPE = errno.EPROTOTYPE
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ENOPROTOOPT = errno.ENOPROTOOPT
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EPROTONOSUPPORT = errno.EPROTONOSUPPORT
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ESOCKTNOSUPPORT = errno.ESOCKTNOSUPPORT
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EOPNOTSUPP = errno.EOPNOTSUPP
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EPFNOSUPPORT = errno.EPFNOSUPPORT
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EAFNOSUPPORT = errno.EAFNOSUPPORT
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EADDRINUSE = errno.EADDRINUSE
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EADDRNOTAVAIL = errno.EADDRNOTAVAIL
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ENETDOWN = errno.ENETDOWN
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ENETUNREACH = errno.ENETUNREACH
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ENETRESET = errno.ENETRESET
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ECONNABORTED = errno.ECONNABORTED
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ECONNRESET = errno.ECONNRESET
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ENOBUFS = errno.ENOBUFS
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EISCONN = errno.EISCONN
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ENOTCONN = errno.ENOTCONN
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ESHUTDOWN = errno.ESHUTDOWN
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ETOOMANYREFS = errno.ETOOMANYREFS
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ETIMEDOUT = errno.ETIMEDOUT
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ECONNREFUSED = errno.ECONNREFUSED
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EHOSTDOWN = errno.EHOSTDOWN
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EHOSTUNREACH = errno.EHOSTUNREACH
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EALREADY = errno.EALREADY
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EINPROGRESS = errno.EINPROGRESS
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ESTALE = errno.ESTALE
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EUCLEAN = errno.EUCLEAN
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ENOTNAM = errno.ENOTNAM
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ENAVAIL = errno.ENAVAIL
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EISNAM = errno.EISNAM
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EREMOTEIO = errno.EREMOTEIO
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EDQUOT = errno.EDQUOT
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ENOMEDIUM = errno.ENOMEDIUM
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EMEDIUMTYPE = errno.EMEDIUMTYPE
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ECANCELED = errno.ECANCELED
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ENOKEY = errno.ENOKEY
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EKEYEXPIRED = errno.EKEYEXPIRED
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EKEYREVOKED = errno.EKEYREVOKED
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EKEYREJECTED = errno.EKEYREJECTED
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EOWNERDEAD = errno.EOWNERDEAD
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ENOTRECOVERABLE = errno.ENOTRECOVERABLE
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ERFKILL = errno.ERFKILL
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EHWPOISON = getattr(errno, 'EHWPOISON', 1001)
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def __init__(self):
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super().__init__()
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# ═══════════════════════════════════════════════════════════════
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# StructStat
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# ═══════════════════════════════════════════════════════════════
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class StructStat(Stub):
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"""StructStat — stat() 返回的文件状态结构体"""
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def __init__(self, st_mode: int = 0, st_ino: int = 0, st_dev: int = 0,
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st_nlink: int = 0, st_uid: int = 0, st_gid: int = 0,
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st_size: int = 0, st_atime: int = 0, st_mtime: int = 0,
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st_ctime: int = 0, st_blksize: int = 4096,
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st_blocks: int = 0, st_rdev: int = 0):
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super().__init__()
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self.st_mode = st_mode
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self.st_ino = st_ino
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self.st_dev = st_dev
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self.st_nlink = st_nlink
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self.st_uid = st_uid
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self.st_gid = st_gid
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self.st_size = st_size
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self.st_atime = st_atime
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self.st_mtime = st_mtime
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self.st_ctime = st_ctime
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self.st_blksize = st_blksize
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self.st_blocks = st_blocks
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self.st_rdev = st_rdev
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self.st_atime_ns = st_atime * 1_000_000_000
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self.st_mtime_ns = st_mtime * 1_000_000_000
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self.st_ctime_ns = st_ctime * 1_000_000_000
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@staticmethod
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def from_os_stat(st: _os.stat_result) -> "StructStat":
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"""从 Python os.stat_result 创建 StructStat"""
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return StructStat(
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st_mode=st.st_mode,
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st_ino=st.st_ino,
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st_dev=st.st_dev,
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st_nlink=st.st_nlink,
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st_uid=st.st_uid,
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st_gid=st.st_gid,
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st_size=st.st_size,
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st_atime=int(st.st_atime),
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st_mtime=int(st.st_mtime),
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st_ctime=int(st.st_ctime),
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st_blksize=st.st_blksize,
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st_blocks=st.st_blocks,
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st_rdev=st.st_rdev,
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)
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def toString(self) -> str:
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return (f"StructStat(st_mode={oct(self.st_mode)}, st_size={self.st_size}, "
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f"st_mtime={self.st_mtime}, st_uid={self.st_uid}, st_gid={self.st_gid})")
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def hashCode(self) -> int:
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return hash((self.st_dev, self.st_ino, self.st_mode)) & 0x7FFFFFFF
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def equals(self, other) -> bool:
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if not isinstance(other, StructStat):
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return False
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return (self.st_dev == other.st_dev and self.st_ino == other.st_ino
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and self.st_mode == other.st_mode and self.st_size == other.st_size)
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# ═══════════════════════════════════════════════════════════════
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# StructUtsname
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# ═══════════════════════════════════════════════════════════════
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class StructUtsname(Stub):
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"""StructUtsname — uname() 返回的系统信息结构体"""
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def __init__(self, sysname: str = "", nodename: str = "",
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release: str = "", version: str = "", machine: str = ""):
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super().__init__()
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self.sysname = sysname or platform.system()
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self.nodename = nodename or platform.node()
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self.release = release or platform.release()
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self.version = version or platform.version()
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self.machine = machine or platform.machine()
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@staticmethod
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def from_platform() -> "StructUtsname":
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"""从 Python platform 模块创建 StructUtsname"""
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uname = platform.uname()
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return StructUtsname(
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sysname=uname.system,
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nodename=uname.node,
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release=uname.release,
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version=uname.version,
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machine=uname.machine,
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)
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def toString(self) -> str:
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return (f"StructUtsname(sysname={self.sysname}, nodename={self.nodename}, "
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f"release={self.release}, version={self.version}, machine={self.machine})")
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def hashCode(self) -> int:
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return hash((self.sysname, self.nodename, self.release)) & 0x7FFFFFFF
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def equals(self, other) -> bool:
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if not isinstance(other, StructUtsname):
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return False
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return (self.sysname == other.sysname and self.nodename == other.nodename
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and self.release == other.release)
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# ═══════════════════════════════════════════════════════════════
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# Os
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# ═══════════════════════════════════════════════════════════════
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class Os(Stub):
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"""Os — 系统调用包装器，代理到 Python os 模块"""
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def __init__(self):
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super().__init__()
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# ── 文件操作 ──
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@staticmethod
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def stat(path: str) -> StructStat:
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"""获取文件状态"""
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st = _os.stat(path)
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return StructStat.from_os_stat(st)
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@staticmethod
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def lstat(path: str) -> StructStat:
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"""获取符号链接自身状态"""
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st = _os.lstat(path)
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return StructStat.from_os_stat(st)
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@staticmethod
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def chmod(path: str, mode: int):
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"""修改文件权限"""
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_os.chmod(path, mode)
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@staticmethod
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def chown(path: str, uid: int, gid: int):
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"""修改文件所有者"""
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_os.chown(path, uid, gid)
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@staticmethod
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def link(oldpath: str, newpath: str):
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"""创建硬链接"""
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_os.link(oldpath, newpath)
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@staticmethod
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def symlink(target: str, linkpath: str):
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"""创建符号链接"""
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_os.symlink(target, linkpath)
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@staticmethod
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def readlink(path: str) -> str:
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"""读取符号链接目标"""
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return _os.readlink(path)
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@staticmethod
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def unlink(pathname: str):
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"""删除文件（解除链接）"""
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_os.unlink(pathname)
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@staticmethod
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def remove(path: str):
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"""删除文件"""
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_os.remove(path)
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@staticmethod
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def rename(oldpath: str, newpath: str):
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"""重命名文件"""
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_os.rename(oldpath, newpath)
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@staticmethod
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def mkdir(path: str, mode: int = 0o777):
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"""创建目录"""
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_os.mkdir(path, mode)
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@staticmethod
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def rmdir(path: str):
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"""删除空目录"""
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_os.rmdir(path)
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@staticmethod
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def listdir(path: str) -> List[str]:
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"""列出目录内容"""
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return _os.listdir(path)
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@staticmethod
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def truncate(path: str, length: int):
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"""截断文件到指定长度"""
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with open(path, 'ab') as f:
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f.truncate(length)
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@staticmethod
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def access(path: str, mode: int) -> bool:
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"""检查文件访问权限"""
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return _os.access(path, mode)
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# ── 文件描述符操作 ──
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@staticmethod
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def dup(oldfd: int) -> int:
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"""复制文件描述符"""
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return _os.dup(oldfd)
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@staticmethod
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def dup2(oldfd: int, newfd: int):
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"""复制文件描述符到指定值"""
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_os.dup2(oldfd, newfd)
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@staticmethod
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def close(fd: int):
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"""关闭文件描述符"""
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_os.close(fd)
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@staticmethod
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def read(fd: int, count: int) -> bytes:
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"""从文件描述符读取"""
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return _os.read(fd, count)
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@staticmethod
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def write(fd: int, data: bytes) -> int:
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"""写入文件描述符"""
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return _os.write(fd, data)
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@staticmethod
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def lseek(fd: int, offset: int, whence: int) -> int:
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"""移动文件读写位置"""
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return _os.lseek(fd, offset, whence)
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@staticmethod
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def fsync(fd: int):
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"""同步文件描述符"""
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_os.fsync(fd)
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@staticmethod
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def fstat(fd: int) -> StructStat:
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"""获取文件描述符对应文件状态"""
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st = _os.fstat(fd)
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return StructStat.from_os_stat(st)
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@staticmethod
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def isatty(fd: int) -> bool:
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"""判断文件描述符是否为终端"""
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return _os.isatty(fd)
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# ── 进程相关 ──
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@staticmethod
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def getpid() -> int:
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"""获取当前进程 ID"""
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return _os.getpid()
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@staticmethod
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def getppid() -> int:
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"""获取父进程 ID"""
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return _os.getppid()
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@staticmethod
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def getuid() -> int:
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"""获取当前用户 ID"""
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return _os.getuid()
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@staticmethod
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def getgid() -> int:
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"""获取当前组 ID"""
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return _os.getgid()
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@staticmethod
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def geteuid() -> int:
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"""获取有效用户 ID"""
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return _os.geteuid()
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@staticmethod
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def getegid() -> int:
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"""获取有效组 ID"""
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return _os.getegid()
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@staticmethod
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def setuid(uid: int):
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"""设置用户 ID"""
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_os.setuid(uid)
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@staticmethod
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def setgid(gid: int):
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"""设置组 ID"""
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_os.setgid(gid)
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@staticmethod
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def setsid() -> int:
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"""创建新会话"""
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return _os.setsid()
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@staticmethod
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def umask(mask: int) -> int:
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"""设置文件创建掩码"""
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return _os.umask(mask)
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@staticmethod
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def kill(pid: int, sig: int):
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"""发送信号给进程"""
|
|
_os.kill(pid, sig)
|
|
|
|
@staticmethod
|
|
def getenv(name: str, default: Optional[str] = None) -> Optional[str]:
|
|
"""获取环境变量"""
|
|
return _os.environ.get(name, default)
|
|
|
|
@staticmethod
|
|
def setenv(name: str, value: str, overwrite: bool = True):
|
|
"""设置环境变量"""
|
|
if overwrite or name not in _os.environ:
|
|
_os.environ[name] = value
|
|
|
|
@staticmethod
|
|
def unsetenv(name: str):
|
|
"""删除环境变量"""
|
|
_os.environ.pop(name, None)
|
|
|
|
@staticmethod
|
|
def environ() -> Dict[str, str]:
|
|
"""获取环境变量字典"""
|
|
return dict(_os.environ)
|
|
|
|
# ── 系统信息 ──
|
|
|
|
@staticmethod
|
|
def uname() -> StructUtsname:
|
|
"""获取系统信息"""
|
|
return StructUtsname.from_platform()
|
|
|
|
@staticmethod
|
|
def sysconf(name: str) -> int:
|
|
"""获取系统配置值"""
|
|
conf_names = {
|
|
"SC_CLK_TCK": 100,
|
|
"SC_PAGE_SIZE": 4096,
|
|
"SC_NPROCESSORS_CONF": _os.cpu_count() or 1,
|
|
"SC_NPROCESSORS_ONLN": _os.cpu_count() or 1,
|
|
}
|
|
return conf_names.get(name, -1)
|
|
|
|
@staticmethod
|
|
def getpagesize() -> int:
|
|
"""获取内存页大小"""
|
|
return 4096
|
|
|
|
@staticmethod
|
|
def getloadavg() -> List[float]:
|
|
"""获取系统负载平均值"""
|
|
try:
|
|
return list(_os.getloadavg())
|
|
except AttributeError:
|
|
return [0.0, 0.0, 0.0]
|
|
|
|
# ── 管道与 I/O ──
|
|
|
|
@staticmethod
|
|
def pipe() -> Tuple[int, int]:
|
|
"""创建管道"""
|
|
return _os.pipe()
|
|
|
|
@staticmethod
|
|
def mkfifo(path: str, mode: int = 0o666):
|
|
"""创建命名管道 (FIFO)"""
|
|
_os.mkfifo(path, mode)
|
|
|
|
@staticmethod
|
|
def tmpfile() -> str:
|
|
"""创建临时文件路径"""
|
|
import tempfile
|
|
return tempfile.mktemp()
|
|
|
|
# ── 时间 ──
|
|
|
|
@staticmethod
|
|
def time() -> int:
|
|
"""获取当前时间戳 (秒)"""
|
|
import time
|
|
return int(time.time())
|
|
|
|
# ── 其他 ──
|
|
|
|
@staticmethod
|
|
def strerror(errno: int) -> str:
|
|
"""将错误码转为错误描述"""
|
|
return _os.strerror(errno)
|
|
|
|
def toString(self) -> str:
|
|
return f"Os(sysname={platform.system()}, release={platform.release()})"
|
|
|
|
def hashCode(self) -> int:
|
|
return hash("android.system.Os") & 0x7FFFFFFF
|
|
|
|
def equals(self, other) -> bool:
|
|
return isinstance(other, Os)
|
|
|
|
|
|
# ═══════════════════════════════════════════════════════════════
|
|
# __all__
|
|
# ═══════════════════════════════════════════════════════════════
|
|
|
|
__all__ = [
|
|
"Os",
|
|
"StructStat",
|
|
"StructUtsname",
|
|
"OsConstants",
|
|
] |