def test_output(self):
# Test the kernel before weaving.
out = StringIO()
elf = PreparedElfFile(filename="data/eg_weave/l4kernel")
kcp = find_kernel_config(elf)
kcp.output(out)
# Test the kernel in a build image.
out = StringIO()
elf = PreparedElfFile(filename="data/eg_weave/image_ia32.elf")
kcp = find_kernel_config(elf)
kcp.output(out)
def test_output(self):
# Test the kernel before weaving.
out = StringIO()
elf = PreparedElfFile(filename="data/eg_weave/l4kernel")
kcp = find_kernel_config(elf)
kcp.output(out)
# Test the kernel in a build image.
out = StringIO()
elf = PreparedElfFile(filename="data/eg_weave/image_ia32.elf")
kcp = find_kernel_config(elf)
kcp.output(out)
def test_lots_add_mapping(self):
"""Add more mappings than are allowed in the outout image."""
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
for i in range(0, 10):
kconfig.add_mapping((0x1000, 0x100000, 0x4000))
self.assertRaises(weaver.MergeError, kconfig.update_data)
def test_lots_memory_descriptor(self):
"""Add more descriptors than are allowed in the outout image."""
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
for i in range(0x1000, 0x600000, 0x20000):
kconfig.add_meminfo(0x1, 0x2, True, i, i + 0x1000)
self.assertRaises(weaver.MergeError, kconfig.update_data)
def test_set_config(self):
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.set_config("spaces", 10)
kconfig.set_config("mutexes", 10)
kconfig.set_config("root_caps", 10)
self.assertRaises(weaver.MergeError, kconfig.set_config, "unknown", 10)
def test_lots_add_mapping(self):
"""Add more mappings than are allowed in the outout image."""
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
for i in range(0, 10):
kconfig.add_mapping((0x1000, 0x100000, 0x4000))
self.assertRaises(weaver.MergeError, kconfig.update_data)
def test_add_memory_descriptor(self):
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_meminfo(0x1, 0x2, True, 0x1000, 0x2000)
# This will merge with the previous descriptor.
kconfig.add_meminfo(0x1, 0x2, True, 0x3000, 0x4000)
kconfig.add_mem_descriptor(
MemoryDescriptor(0x1, 0x2, True, 0x1000, 0x2000))
def test_find_kcp_valid(self):
elf = PreparedElfFile(filename="data/eg_weave/l4kernel")
find_kernel_config(elf)
def test_set_config(self):
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.set_config("spaces", 10)
kconfig.set_config("mutexes", 10)
kconfig.set_config("root_caps", 10)
self.assertRaises(weaver.MergeError, kconfig.set_config, "unknown", 10)
def test_set_stack(self):
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.set_stack(0x20000000)
def print_cmd(args):
"""Display an ELF file. args contains command line arguments passed
from sys.argv. These are parsed using option parser."""
parser = OptionParser("%prog print [options] file", add_help_option=0)
parser.add_option("-H", "--help", action="help")
parser.add_option("-a", "--all", action="store_true", dest="all",
help="Print all information")
parser.add_option("-h", "--header", action="store_true", dest="header",
help="Print ELF header")
parser.add_option("-l", "--pheaders", action="store_true", dest="pheaders",
help="Print ELF sections headers")
parser.add_option("-S", "--sheaders", action="store_true", dest="sheaders",
help="Print ELF sections headers")
parser.add_option("-k", "--kconfig", action="store_true", dest="kconfig",
help="Print L4 kernel config data structure (Default)")
parser.add_option("-B", "--bootinfo", action="store_true", dest="bootinfo",
help="Print L4 Bootinfo")
parser.add_option("-s", "--segnames", action="store_true", dest="segnames",
help="Print segment names")
(options, args) = parser.parse_args(args)
if len(args) != 1:
parser.error("incorrect number of arguments")
if options.all:
options.header = options.pheaders = options.sheaders = \
options.kconfig = options.bootinfo = True
elf = PreparedElfFile(filename=args[0])
if options.header:
elf.get_elf_header().output(sys.stdout)
if options.sheaders:
print_sheaders(elf, not options.header, sys.stdout)
if options.pheaders:
print_pheaders(elf, not options.header, sys.stdout)
if options.kconfig:
print
kconfig = find_kernel_config(elf)
if kconfig:
kconfig.output(sys.stdout)
else:
print "There is no kernel configuration in this file."
if options.bootinfo:
print
bootinfo = find_bootinfo(elf)
if bootinfo:
bootinfo.output(sys.stdout)
else:
print "There is no Bootinfo section in this file."
if options.segnames:
print
segnames = get_segnames(elf)
if segnames:
for segname in segnames.strings:
idx = segname.index('\x00')
segname = segname[:idx]
segname = segname.strip()
if segname == "":
continue
print segname
else:
# TODO - use the first section in each segment
# as the segment name and print that.
print "There is no .segnames section in this file"
return 0
def test_add_memory_descriptor(self):
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_meminfo(0x1, 0x2, True, 0x1000, 0x2000)
# This will merge with the previous descriptor.
kconfig.add_meminfo(0x1, 0x2, True, 0x3000, 0x4000)
kconfig.add_mem_descriptor(MemoryDescriptor(0x1, 0x2, True, 0x1000, 0x2000))
def test_find_kcp_valid(self):
elf = PreparedElfFile(filename="data/arm_object")
self.assertEquals(find_kernel_config(elf), None)
def test_find_kcp_valid(self):
elf = PreparedElfFile(filename="data/eg_weave/l4kernel")
find_kernel_config(elf)
def test_set_stack(self):
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.set_stack(0x20000000)
def test_add_mapping(self):
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_mapping((0x1000, 0x100000, 0x4000))
kconfig.update_data()
def test_find_kcp_valid(self):
elf = PreparedElfFile(filename="data/arm_object")
self.assertEquals(find_kernel_config(elf), None)
def test_lots_memory_descriptor(self):
"""Add more descriptors than are allowed in the outout image."""
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
for i in range(0x1000, 0x600000, 0x20000):
kconfig.add_meminfo(0x1, 0x2, True, i, i + 0x1000)
self.assertRaises(weaver.MergeError, kconfig.update_data)
def test_updated_data(self):
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_meminfo(0x1, 0x2, True, 0x1000, 0x2000)
kconfig.update_data()
def test_add_mapping(self):
kconfig = find_kernel_config(PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_mapping((0x1000, 0x100000, 0x4000))
kconfig.update_data()
def print_cmd(args):
"""Display an ELF file. args contains command line arguments passed
from sys.argv. These are parsed using option parser."""
parser = OptionParser("%prog print [options] file", add_help_option=0)
parser.add_option("-H", "--help", action="help")
parser.add_option("-a",
"--all",
action="store_true",
dest="all",
help="Print all information")
parser.add_option("-h",
"--header",
action="store_true",
dest="header",
help="Print ELF header")
parser.add_option("-l",
"--pheaders",
action="store_true",
dest="pheaders",
help="Print ELF sections headers")
parser.add_option("-S",
"--sheaders",
action="store_true",
dest="sheaders",
help="Print ELF sections headers")
parser.add_option("-k",
"--kconfig",
action="store_true",
dest="kconfig",
help="Print L4 kernel config data structure (Default)")
parser.add_option("-B",
"--bootinfo",
action="store_true",
dest="bootinfo",
help="Print L4 Bootinfo")
parser.add_option("-s",
"--segnames",
action="store_true",
dest="segnames",
help="Print segment names")
(options, args) = parser.parse_args(args)
if len(args) != 1:
parser.error("incorrect number of arguments")
if options.all:
options.header = options.pheaders = options.sheaders = \
options.kconfig = options.bootinfo = True
elf = PreparedElfFile(filename=args[0])
if options.header:
elf.get_elf_header().output(sys.stdout)
if options.sheaders:
print_sheaders(elf, not options.header, sys.stdout)
if options.pheaders:
print_pheaders(elf, not options.header, sys.stdout)
if options.kconfig:
print
kconfig = find_kernel_config(elf)
if kconfig:
kconfig.output(sys.stdout)
else:
print "There is no kernel configuration in this file."
if options.bootinfo:
print
bootinfo = find_bootinfo(elf)
if bootinfo:
bootinfo.output(sys.stdout)
else:
print "There is no Bootinfo section in this file."
if options.segnames:
print
segnames = get_segnames(elf)
if segnames:
for segname in segnames.strings:
idx = segname.index('\x00')
segname = segname[:idx]
segname = segname.strip()
if segname == "":
continue
print segname
else:
# TODO - use the first section in each segment
# as the segment name and print that.
print "There is no .segnames section in this file"
return 0
def test_updated_data(self):
kconfig = find_kernel_config(
PreparedElfFile(filename="data/eg_weave/l4kernel"))
kconfig.add_meminfo(0x1, 0x2, True, 0x1000, 0x2000)
kconfig.update_data()