def f():
libc = CDLL(get_libc_name())
qsort = libc.getpointer(
'qsort',
[ffi_type_pointer, ffi_size_t, ffi_size_t, ffi_type_pointer],
ffi_type_void)
ptr = CallbackFuncPtr([ffi_type_pointer, ffi_type_pointer],
ffi_type_sint, callback)
TP = rffi.CArray(rffi.LONG)
to_sort = lltype.malloc(TP, 4, flavor='raw')
to_sort[0] = 4
to_sort[1] = 3
to_sort[2] = 1
to_sort[3] = 2
qsort.push_arg(rffi.cast(rffi.VOIDP, to_sort))
qsort.push_arg(rffi.cast(rffi.SIZE_T, 4))
qsort.push_arg(rffi.cast(rffi.SIZE_T, rffi.sizeof(rffi.LONG)))
qsort.push_arg(rffi.cast(rffi.VOIDP, ptr.ll_closure))
qsort.call(lltype.Void)
result = [to_sort[i] for i in range(4)] == [1, 2, 3, 4]
lltype.free(to_sort, flavor='raw')
keepalive_until_here(ptr)
return int(result)
def test__ffi_call_releases_gil(self):
from pypy.rlib.clibffi import get_libc_name
def main(libc_name, n):
import time
import os
from threading import Thread
#
if os.name == 'nt':
from _ffi import WinDLL, types
libc = WinDLL(libc_name)
sleep = libc.getfunc('Sleep', [types.uint], types.uint)
delays = [0]*n + [1000]
else:
from _ffi import CDLL, types
libc = CDLL(libc_name)
sleep = libc.getfunc('sleep', [types.uint], types.uint)
delays = [0]*n + [1]
#
def loop_of_sleeps(i, delays):
for delay in delays:
sleep(delay) # ID: sleep
#
threads = [Thread(target=loop_of_sleeps, args=[i, delays]) for i in range(5)]
start = time.time()
for i, thread in enumerate(threads):
thread.start()
for thread in threads:
thread.join()
end = time.time()
return end - start
log = self.run(main, [get_libc_name(), 200], threshold=150,
import_site=True)
assert 1 <= log.result <= 1.5 # at most 0.5 seconds of overhead
loops = log.loops_by_id('sleep')
assert len(loops) == 1 # make sure that we actually JITted the loop
def test_dlopen(self):
s = rffi.str2charp('xxxxxxxxxxxx')
py.test.raises(DLOpenError, "dlopen(s)")
rffi.free_charp(s)
#
s = rffi.str2charp(get_libc_name())
assert dlopen(s)
rffi.free_charp(s)
def test_dlopen(self):
s = rffi.str2charp('xxxxxxxxxxxx')
py.test.raises(DLOpenError, "dlopen(s)")
rffi.free_charp(s)
#
s = rffi.str2charp(get_libc_name())
assert dlopen(s)
rffi.free_charp(s)
def test_dlsym(self):
s = rffi.str2charp(get_libc_name())
lib = dlopen(s)
rffi.free_charp(s)
handle = rffi.cast(lltype.Ptr(lltype.FuncType([lltype.Signed],
lltype.Signed)), dlsym(lib, 'abs'))
assert 1 == handle(1)
assert 1 == handle(-1)
def test_dlsym(self):
s = rffi.str2charp(get_libc_name())
lib = dlopen(s)
rffi.free_charp(s)
handle = rffi.cast(
lltype.Ptr(lltype.FuncType([lltype.Signed], lltype.Signed)),
dlsym(lib, 'abs'))
assert 1 == handle(1)
assert 1 == handle(-1)
def memcpy(target, source, n):
impl = clibffi.CDLL(clibffi.get_libc_name()).getpointer(
"memcpy", [
clibffi.ffi_type_pointer, clibffi.ffi_type_pointer,
clibffi.ffi_type_uint
], clibffi.ffi_type_void)
impl.push_arg(target)
impl.push_arg(source)
impl.push_arg(n)
impl.call(lltype.Void)
def setup_class(cls):
space = gettestobjspace(usemodules=('_ffi', '_rawffi'))
cls.space = space
cls.w_iswin32 = space.wrap(sys.platform == 'win32')
cls.w_libfoo_name = space.wrap(cls.prepare_c_example())
cls.w_libc_name = space.wrap(get_libc_name())
libm_name = get_libm_name(sys.platform)
cls.w_libm_name = space.wrap(libm_name)
libm = CDLL(libm_name)
pow = libm.getpointer('pow', [], types.void)
pow_addr = rffi.cast(rffi.LONG, pow.funcsym)
cls.w_pow_addr = space.wrap(pow_addr)
def setup_class(cls):
space = gettestobjspace(usemodules=('_ffi', '_rawffi'))
cls.space = space
cls.w_iswin32 = space.wrap(sys.platform == 'win32')
cls.w_libfoo_name = space.wrap(cls.prepare_c_example())
cls.w_libc_name = space.wrap(get_libc_name())
libm_name = get_libm_name(sys.platform)
cls.w_libm_name = space.wrap(libm_name)
libm = CDLL(libm_name)
pow = libm.getpointer('pow', [], types.void)
pow_addr = rffi.cast(rffi.LONG, pow.funcsym)
cls.w_pow_addr = space.wrap(pow_addr)
def setup_class(cls):
from pypy.rlib.clibffi import get_libc_name
space = gettestobjspace(usemodules=('_rawffi', 'struct'))
cls.space = space
cls.w_lib_name = space.wrap(cls.prepare_c_example())
cls.w_libc_name = space.wrap(get_libc_name())
if sys.platform == 'win32':
cls.w_iswin32 = space.wrap(True)
cls.w_libm_name = space.wrap('msvcrt')
else:
cls.w_iswin32 = space.wrap(False)
cls.w_libm_name = space.wrap('libm.so')
if sys.platform == "darwin":
cls.w_libm_name = space.wrap('libm.dylib')
cls.w_platform = space.wrap(platform.name)
cls.w_sizes_and_alignments = space.wrap(dict(
[(k, (v.c_size, v.c_alignment)) for k,v in TYPEMAP.iteritems()]))
def setup_class(cls):
from pypy.rlib.clibffi import get_libc_name
space = gettestobjspace(usemodules=('_rawffi', 'struct'))
cls.space = space
cls.w_lib_name = space.wrap(cls.prepare_c_example())
cls.w_libc_name = space.wrap(get_libc_name())
if sys.platform == 'win32':
cls.w_iswin32 = space.wrap(True)
cls.w_libm_name = space.wrap('msvcrt')
else:
cls.w_iswin32 = space.wrap(False)
cls.w_libm_name = space.wrap('libm.so')
if sys.platform == "darwin":
cls.w_libm_name = space.wrap('libm.dylib')
cls.w_platform = space.wrap(platform.name)
cls.w_sizes_and_alignments = space.wrap(
dict([(k, (v.c_size, v.c_alignment))
for k, v in TYPEMAP.iteritems()]))
def f():
libc = CDLL(get_libc_name())
qsort = libc.getpointer('qsort', [ffi_type_pointer, ffi_size_t,
ffi_size_t, ffi_type_pointer],
ffi_type_void)
ptr = CallbackFuncPtr([ffi_type_pointer, ffi_type_pointer],
ffi_type_sint, callback)
TP = rffi.CArray(rffi.LONG)
to_sort = lltype.malloc(TP, 4, flavor='raw')
to_sort[0] = 4
to_sort[1] = 3
to_sort[2] = 1
to_sort[3] = 2
qsort.push_arg(rffi.cast(rffi.VOIDP, to_sort))
qsort.push_arg(rffi.cast(rffi.SIZE_T, 4))
qsort.push_arg(rffi.cast(rffi.SIZE_T, rffi.sizeof(rffi.LONG)))
qsort.push_arg(rffi.cast(rffi.VOIDP, ptr.ll_closure))
qsort.call(lltype.Void)
result = [to_sort[i] for i in range(4)] == [1,2,3,4]
lltype.free(to_sort, flavor='raw')
keepalive_until_here(ptr)
return int(result)
def __init__(self,library_path):
self.lib = clibffi.CDLL(library_path)
self._libc = clibffi.CDLL(clibffi.get_libc_name())
def get_libc(space):
from pypy.rlib.clibffi import get_libc_name
try:
return space.wrap(W_CDLL(space, get_libc_name()))
except OSError, e:
raise wrap_oserror(space, e)
def get_libc(space):
from pypy.rlib.clibffi import get_libc_name
try:
return space.wrap(W_CDLL(space, get_libc_name(), -1))
except OSError, e:
raise wrap_oserror(space, e)
def setup_class(cls):
cls.space = gettestobjspace(usemodules=['cpyext', 'thread', '_rawffi', 'array'])
from pypy.rlib.clibffi import get_libc_name
cls.w_libc = cls.space.wrap(get_libc_name())
def memcpy(target,source,n):
impl = clibffi.CDLL(clibffi.get_libc_name()).getpointer("memcpy",[clibffi.ffi_type_pointer,clibffi.ffi_type_pointer,clibffi.ffi_type_uint],clibffi.ffi_type_void)
impl.push_arg(target)
impl.push_arg(source)
impl.push_arg(n)
impl.call(lltype.Void)
def setup_class(cls):
cls.space = gettestobjspace(
usemodules=['cpyext', 'thread', '_rawffi', 'array'])
from pypy.rlib.clibffi import get_libc_name
cls.w_libc = cls.space.wrap(get_libc_name())
def get_libc(space):
try:
return space.wrap(W_CDLL(space, get_libc_name(), -1))
except OSError, e:
raise wrap_oserror(space, e)
