freebsd-dev/contrib/capsicum-test/showrights

#!/usr/bin/env python
import sys
import re

_values = {  # 2-tuple => name
  (0x0000000000000000, 0x0000000000000100) : 'TTYHOOK',
  (0x0000000000000040, 0x0000000000000000) : 'CREATE',
  (0x0000000200000000, 0x0000000000000000) : 'GETSOCKNAME',
  (0x0000000000000000, 0x0000000000100000) : 'KQUEUE_CHANGE',
  (0x0000000000000000, 0x0000000000004000) : 'EXTATTR_LIST',
  (0x0000000000000080, 0x0000000000000000) : 'FEXECVE',
  (0x0000001000000000, 0x0000000000000000) : 'PEELOFF',
  (0x0000000000000000, 0x0000000000800000) : 'NOTIFY',
  (0x0000000000000000, 0x0000000000001000) : 'EXTATTR_DELETE',
  (0x0000000040000000, 0x0000000000000000) : 'BIND',
  (0x0000000000000000, 0x0000000000002000) : 'EXTATTR_GET',
  (0x0000000000008000, 0x0000000000000000) : 'FCNTL',
  (0x0000000000000000, 0x0000000000400000) : 'EPOLL_CTL',
  (0x0000000000000004, 0x0000000000000000) : 'SEEK_TELL',
  (0x000000000000000c, 0x0000000000000000) : 'SEEK',
  (0x0000004000000000, 0x0000000000000000) : 'SHUTDOWN',
  (0x0000000000000000, 0x0000000000000080) : 'IOCTL',
  (0x0000000000000000, 0x0000000000000020) : 'EVENT',
  (0x0000000400000000, 0x0000000000000000) : 'GETSOCKOPT',
  (0x0000000080000000, 0x0000000000000000) : 'CONNECT',
  (0x0000000000000000, 0x0000000000200000) : 'FSIGNAL',
  (0x0000000000000000, 0x0000000000008000) : 'EXTATTR_SET',
  (0x0000000000100000, 0x0000000000000000) : 'FSTATFS',
  (0x0000000000040000, 0x0000000000000000) : 'FSCK',
  (0x0000000000000000, 0x0000000000000800) : 'PDKILL_FREEBSD',
  (0x0000000000000000, 0x0000000000000004) : 'SEM_GETVALUE',
  (0x0000000000000000, 0x0000000000080000) : 'ACL_SET',
  (0x0000000000200000, 0x0000000000000000) : 'FUTIMES',
  (0x0000000000000200, 0x0000000000000000) : 'FTRUNCATE',
  (0x0000000000000000, 0x0000000000000001) : 'MAC_GET',
  (0x0000000000020000, 0x0000000000000000) : 'FPATHCONF',
  (0x0000002000000000, 0x0000000000000000) : 'SETSOCKOPT',
  (0x0000000000002000, 0x0000000000000000) : 'FCHMOD',
  (0x0000000000000000, 0x0000000002000000) : 'PERFMON',
  (0x0000000000004000, 0x0000000000000000) : 'FCHOWN',
  (0x0000000000000400, 0x0000000000000000) : 'LOOKUP',
  (0x0000000000400400, 0x0000000000000000) : 'LINKAT_TARGET',
  (0x0000000000800400, 0x0000000000000000) : 'MKDIRAT',
  (0x0000000001000400, 0x0000000000000000) : 'MKFIFOAT',
  (0x0000000002000400, 0x0000000000000000) : 'MKNODAT',
  (0x0000000004000400, 0x0000000000000000) : 'RENAMEAT_SOURCE',
  (0x0000000008000400, 0x0000000000000000) : 'SYMLINKAT',
  (0x0000000010000400, 0x0000000000000000) : 'UNLINKAT',
  (0x0000008000000400, 0x0000000000000000) : 'BINDAT',
  (0x0000010000000400, 0x0000000000000000) : 'CONNECTAT',
  (0x0000020000000400, 0x0000000000000000) : 'LINKAT_SOURCE',
  (0x0000040000000400, 0x0000000000000000) : 'RENAMEAT_TARGET',
  (0x0000000000000010, 0x0000000000000000) : 'MMAP',
  (0x000000000000003c, 0x0000000000000000) : 'MMAP_X',
  (0x0000000000000000, 0x0000000001000000) : 'SETNS',
  (0x0000000000080000, 0x0000000000000000) : 'FSTAT',
  (0x0000000000000001, 0x0000000000000000) : 'READ',
  (0x0000000000000000, 0x0000000000000008) : 'SEM_POST',
  (0x0000000000000000, 0x0000000000020000) : 'ACL_DELETE',
  (0x0000000000001000, 0x0000000000000000) : 'FCHFLAGS',
  (0x0000000800000000, 0x0000000000000000) : 'LISTEN',
  (0x0000000100000000, 0x0000000000000000) : 'GETPEERNAME',
  (0x0000000000000100, 0x0000000000000000) : 'FSYNC',
  (0x0000000000000000, 0x0000000004000000) : 'BPF',
  (0x0000000020000000, 0x0000000000000000) : 'ACCEPT',
  (0x0000000000000800, 0x0000000000000000) : 'FCHDIR',
  (0x0000000000000002, 0x0000000000000000) : 'WRITE',
  (0x0000000000000000, 0x0000000000000010) : 'SEM_WAIT',
  (0x0000000000000000, 0x0000000000000040) : 'KQUEUE_EVENT',
  (0x0000000000000000, 0x0000000000000400) : 'PDWAIT',
  (0x0000000000000000, 0x0000000000040000) : 'ACL_GET',
  (0x0000000000010000, 0x0000000000000000) : 'FLOCK',
  (0x0000000000000000, 0x0000000000010000) : 'ACL_CHECK',
  (0x0000000000000000, 0x0000000000000002) : 'MAC_SET',
  (0x0000000000000000, 0x0000000000000200) : 'PDGETPID_FREEBSD',
}


def _map_fdinfo(line):
    RIGHTS_RE = re.compile(r'(?P<prefix>.*)rights:(?P<ws>\s+)0x(?P<v0>[0-9a-fA-F]+)\s+0x(?P<v1>[0-9a-fA-F]+)$')
    m = RIGHTS_RE.match(line)
    if m:
        val0 = long(m.group('v0'), 16)
        val0 = (val0 & ~(0x0200000000000000L))
        val1 = long(m.group('v1'), 16)
        val1 = (val1 & ~(0x0400000000000000L))
        rights = []
        for (right, name) in _values.items():
            if ((right[0] == 0 or (val0 & right[0])) and
                (right[1] == 0 or (val1 & right[1]))):
                rights.append(name)
        return "%srights:%s%s" % (m.group('prefix'), m.group('ws'), '|'.join(rights))
    else:
        return line.rstrip()

if __name__ == "__main__":
    infile = open(sys.argv[1], 'r') if len(sys.argv) > 1 else sys.stdin
    for line in infile.readlines():
        print _map_fdinfo(line)