""" General PyAFS utilities, such as error handling """ import sys # otherwise certain headers are unhappy cdef import from "netinet/in.h": pass cdef import from "afs/vice.h": pass cdef int _init = 0 # pioctl convenience wrappers cdef extern int pioctl_read(char *dir, afs_int32 op, void *buffer, unsigned short size, afs_int32 follow) except -1: cdef ViceIoctl blob cdef afs_int32 code blob.in_size = 0 blob.out_size = size blob.out = buffer code = pioctl(dir, op, &blob, follow) # This might work with the rest of OpenAFS, but I'm not convinced # the rest of it is consistent if code == -1: raise OSError(errno, strerror(errno)) pyafs_error(code) return code # Error handling class AFSException(Exception): def __init__(self, errno): self.errno = errno self.strerror = afs_error_message(errno) def __repr__(self): return "AFSException(%s)" % (self.errno) def __str__(self): return "[%s] %s" % (self.errno, self.strerror) def pyafs_error(code): if not _init: initialize_ACFG_error_table() initialize_KTC_error_table() initialize_PT_error_table() initialize_RXK_error_table() initialize_U_error_table() _init = 1 if code != 0: raise AFSException(code)