def open(path, oflag=0, mode=0):
if oflag != openfile.O_CREAT | openfile.O_EXCL and oflag != openfile.O_RDONLY and \
oflag != openfile.O_RDWR and oflag != openfile.O_WRONLY:
raise UnsupportedOFlagError('oflag value: ' + str(oflag))
return syscall(path + ' ' + str(oflag) + ' ' + str(mode),
syscalls.FileSysCall.OPEN.value, int)
def rmdir(path):
return syscall(path, syscalls.DirSysCall.DELETE.value, int)
def mkdir(path, mode):
return syscall(path + ' ' + str(mode), syscalls.DirSysCall.CREATE.value, int)
def readdir(fd):
return syscall(str(fd), syscalls.DirSysCall.READ.value, literal_eval)
def closedir(fd):
return syscall(str(fd), syscalls.DirSysCall.CLOSE.value, int)
def opendir(path):
return syscall(path, syscalls.DirSysCall.OPEN.value, int)
def seek(fd, offset):
return syscall(
str(fd) + ' ' + str(offset), syscalls.FileSysCall.SEEK.value, int)
def exit():
return syscall('', syscalls.UserSysCall.EXIT.value, int)
def read(fd, nbytes):
return syscall(
str(fd) + ' ' + str(nbytes), syscalls.FileSysCall.READ.value,
base64.b64decode)
def append(fd, buf, nbytes):
return syscall(
str(fd) + ' ' + buf.decode(encoding='ASCII') + ' ' + str(nbytes),
syscalls.FileSysCall.APPEND.value, int)
def unlink(path):
return syscall(path, syscalls.FileSysCall.DELETE.value, int)
def close(fd):
return syscall(str(fd), syscalls.FileSysCall.CLOSE.value, int)
def creat(path, mode):
return syscall(path + ' ' + str(mode), syscalls.FileSysCall.CREATE.value,
int)
def stat(path):
return syscall(path, syscalls.FileSysCall.GET_ATTRIBUTES.value,
literal_eval)
def write(fd, buf, nbytes):
return syscall(
(str(fd) + ' ' + base64.b64encode(buf).decode(encoding='ASCII') + ' ' +
str(nbytes)), syscalls.FileSysCall.WRITE.value, int)
def chmod(path, mode):
return syscall(path + ' ' + str(mode),
syscalls.FileSysCall.SET_ATTRIBUTES.value, int)
def login(user, passwd):
return syscall(user + ' ' + passwd, syscalls.UserSysCall.AUTH.value, int)