X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/python-afs.git/blobdiff_plain/08f6a8aabbbcd153085773683b29e6796b3b9767..b18334d13cd65d8eff268ace564e64d325d01c67:/afs/afs.pyx

diff --git a/afs/afs.pyx b/afs/afs.pyx
index 8f51c16..f7f167b 100644
--- a/afs/afs.pyx
+++ b/afs/afs.pyx
@@ -4,8 +4,44 @@ General PyAFS utilities, such as error handling
 
 import sys
 
+# otherwise certain headers are unhappy
+cdef extern from "netinet/in.h": pass
+cdef extern 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
+
+cdef extern int pioctl_write(char *dir, afs_int32 op, char *buffer, afs_int32 follow) except -1:
+    cdef ViceIoctl blob
+    cdef afs_int32 code
+    blob.cin = buffer
+    blob.in_size = 1 + strlen(buffer)
+    blob.out_size = 0
+    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