def _getnetgrent_r(result_p, buff, buff_len):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_getnetgrent_r(struct __netgrent *result,
char *buffer, size_t buflen,
int *errnop)
@param POINTER(Netgrent) result_p pointer to initialized C structure
struct __netgrent
@param ctypes.c_char_Array buff buffer used by C functions
@param int buff_len size of c_char_Array passed as a parameter buff
@return (int, int, List[(string, string, string])
(err, errno, netgroups)
if err is NssReturnCode.SUCCESS netgroups will contain list of
touples. Each touple will consist of 3 elements either string or
"""
func = nss_sss_ctypes_loader('_nss_sss_getnetgrent_r')
func.restype = c_int
func.argtypes = [
POINTER(Netgrent),
POINTER(c_char), c_size_t,
POINTER(c_int)
]
errno = POINTER(c_int)(c_int(0))
res = func(result_p, buff, buff_len, errno)
return (int(res), int(errno[0]), result_p)
def gethostbyname2_r(name, af, result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_gethostbyname2_r(const char *name,
int af,
struct hostent *result,
char *buffer,
size_t buflen,
int *errnop,
int *h_errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_gethostbyname2_r")
func.restype = c_int
func.argtypes = [
c_char_p, c_int,
POINTER(Hostent), c_char_p, c_ulong,
POINTER(c_int),
POINTER(c_int)
]
errno = POINTER(c_int)(c_int(0))
h_errno = POINTER(c_int)(c_int(0))
name = name.encode('utf-8')
res = func(c_char_p(name), af, result_p, buffer_p, buflen, errno, h_errno)
return (int(res), int(errno[0]), int(h_errno[0]), result_p)
def _getnetgrent_r(result_p, buff, buff_len):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_getnetgrent_r(struct __netgrent *result,
char *buffer, size_t buflen,
int *errnop)
@param POINTER(Netgrent) result_p pointer to initialized C structure
struct __netgrent
@param ctypes.c_char_Array buff buffer used by C functions
@param int buff_len size of c_char_Array passed as a paramere buff
@return (int, int, List[(string, string, string])
(err, errno, netgroups)
if err is NssReturnCode.SUCCESS netgroups will contain list of
touples. Each touple will consist of 3 elements either string or
"""
func = nss_sss_ctypes_loader('_nss_sss_getnetgrent_r')
func.restype = c_int
func.argtypes = [POINTER(Netgrent), POINTER(c_char), c_size_t,
POINTER(c_int)]
errno = POINTER(c_int)(c_int(0))
res = func(result_p, buff, buff_len, errno)
return (int(res), int(errno[0]), result_p)
def endpwent():
"""
ctypes wrapper for:
void endpwent(void)
"""
func = nss_sss_ctypes_loader("_nss_sss_endpwent")
func.argtypes = []
res = func()
assert res == NssReturnCode.SUCCESS
errno = get_errno()
if errno != 0:
raise SssdNssError(errno, "endpwent")
def setpwent():
"""
ctypes wrapper for:
void setpwent(void)
"""
func = nss_sss_ctypes_loader("_nss_sss_setpwent")
func.argtypes = []
res = func()
assert res == NssReturnCode.SUCCESS
errno = get_errno()
if errno != 0:
raise SssdNssError(errno, "setpwent")
def getpwent_r(result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_getpwent_r(struct passwd *result,
char *buffer, size_t buflen,
int *errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_getpwent_r")
func.restype = c_int
func.argtypes = [POINTER(Passwd), c_char_p, c_ulong, POINTER(c_int)]
errno = POINTER(c_int)(c_int(0))
res = func(result_p, buffer_p, buflen, errno)
return (int(res), int(errno[0]), result_p)
def getpwent_r(result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_getpwent_r(struct passwd *result,
char *buffer, size_t buflen,
int *errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_getpwent_r")
func.restype = c_int
func.argtypes = [POINTER(Passwd), c_char_p, c_ulong, POINTER(c_int)]
errno = POINTER(c_int)(c_int(0))
res = func(result_p, buffer_p, buflen, errno)
return (int(res), int(errno[0]), result_p)
def call_sssd_initgroups(user, gid):
"""
Function will initialize the supplementary group access list
for given user. It will gather groups only provided by sssd.
Arguments are the same as for C function initgroups
@param string user name of user
@param int gid the additional gid will be also added to the list.
@return (int, int, List[int]) (err, errno, gids)
gids should contain user group IDs if err is NssReturnCode.SUCCESS
otherwise errno will contain non-zero value.
"""
func = nss_sss_ctypes_loader('_nss_sss_initgroups_dyn')
func.restype = c_int
func.argtypes = [
POINTER(c_char), c_uint32,
POINTER(c_long),
POINTER(c_long),
POINTER(POINTER(c_uint32)), c_long,
POINTER(c_int)
]
start = POINTER(c_long)(c_long(0))
size = POINTER(c_long)(c_long(0))
groups = POINTER(c_uint32)()
p_groups = pointer(groups)
limit = c_long(-1)
errno = POINTER(c_int)(c_int(0))
res = func(c_char_p(user.encode('utf-8)')), c_uint32(gid), start, size,
p_groups, limit, errno)
gids = []
if res == NssReturnCode.SUCCESS:
gids_count = size[0]
assert gids_count > 0, "_nss_sss_initgroups_dyn should return " \
"one gid"
for i in range(0, gids_count):
gids.append(int(p_groups.contents[i]))
# add primary group if missing
if gid not in gids:
gids.append(gid)
return (int(res), errno[0], gids)
def _endnetgrent(result_p):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_endnetgrent(struct __netgrent *result)
@param POINTER(Netgrent) result_p pointer to initialized C structure
struct __netgrent
@return int a constant from class NssReturnCode
"""
func = nss_sss_ctypes_loader('_nss_sss_endnetgrent')
func.restype = c_int
func.argtypes = [POINTER(Netgrent)]
res = func(result_p)
return int(res)
def _endnetgrent(result_p):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_endnetgrent(struct __netgrent *result)
@param POINTER(Netgrent) result_p pointer to initialized C structure
struct __netgrent
@return int a constant from class NssReturnCode
"""
func = nss_sss_ctypes_loader('_nss_sss_endnetgrent')
func.restype = c_int
func.argtypes = [POINTER(Netgrent)]
res = func(result_p)
return int(res)
def call_sssd_initgroups(user, gid):
"""
Function will initialize the supplementary group access list
for given user. It will gather groups only provided by sssd.
Arguments are the same as for C function initgroups
@param string user name of user
@param int gid the additional gid will be also added to the list.
@return (int, int, List[int]) (err, errno, gids)
gids should contain user group IDs if err is NssReturnCode.SUCCESS
otherwise errno will contain non-zero value.
"""
func = nss_sss_ctypes_loader('_nss_sss_initgroups_dyn')
func.restype = c_int
func.argtypes = [POINTER(c_char), c_uint32, POINTER(c_long),
POINTER(c_long), POINTER(POINTER(c_uint32)), c_long,
POINTER(c_int)]
start = POINTER(c_long)(c_long(0))
size = POINTER(c_long)(c_long(0))
groups = POINTER(c_uint32)()
p_groups = pointer(groups)
limit = c_long(-1)
errno = POINTER(c_int)(c_int(0))
res = func(c_char_p(user.encode('utf-8)')), c_uint32(gid), start, size,
p_groups, limit, errno)
gids = []
if res == NssReturnCode.SUCCESS:
gids_count = size[0]
assert gids_count > 0, "_nss_sss_initgroups_dyn should return " \
"one gid"
for i in range(0, gids_count):
gids.append(int(p_groups.contents[i]))
# add primary group if missing
if gid not in gids:
gids.append(gid)
return (int(res), errno[0], gids)
def getpwnam_r(name, result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_getpwnam_r(const char *name,
struct passwd *result,
char *buffer,
size_t buflen,
int *errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_getpwnam_r")
func.restype = c_int
func.argtypes = [c_char_p, POINTER(Passwd),
c_char_p, c_ulong, POINTER(c_int)]
errno = POINTER(c_int)(c_int(0))
name = name.encode('utf-8')
res = func(c_char_p(name), result_p, buffer_p, buflen, errno)
return (int(res), int(errno[0]), result_p)
def getgrnam_r(name, result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_getgrnam_r(const char *name,
struct group *result,
char *buffer,
size_t buflen,
int *errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_getgrnam_r")
func.restype = c_int
func.argtypes = [c_char_p, POINTER(Group),
c_char_p, c_ulong, POINTER(c_int)]
errno = POINTER(c_int)(c_int(0))
name = name.encode('utf-8')
res = func(c_char_p(name), result_p, buffer_p, buflen, errno)
return (int(res), int(errno[0]), result_p)
def _setnetgrent(netgroup):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_setnetgrent(const char *netgroup,
struct __netgrent *result)
@param string name name of netgroup
@return (int, POINTER(Netgrent)) (err, result_p)
err is a constant from class NssReturnCode and in case of SUCCESS
result_p will contain POINTER(Netgrent) which can be used in
_getnetgrent_r or _getnetgrent_r.
"""
func = nss_sss_ctypes_loader('_nss_sss_setnetgrent')
func.restype = c_int
func.argtypes = [c_char_p, POINTER(Netgrent)]
result = Netgrent()
result_p = POINTER(Netgrent)(result)
res = func(c_char_p(netgroup), result_p)
return (int(res), result_p)
def getnetbyaddr_r(addr, af, result_p, buffer_p, buflen):
"""
ctypes wrapper for:
enum nss_status _nss_sss_getnetbyaddr_r(uint32_t addr, int type,
struct netent *result,
char *buffer, size_t buflen,
int *errnop, int *h_errnop)
"""
func = nss_sss_ctypes_loader("_nss_sss_getnetbyaddr_r")
func.restype = c_int
func.argtypes = [
c_uint32, c_int,
POINTER(Netent), c_char_p, c_ulong,
POINTER(c_int),
POINTER(c_int)
]
errno = POINTER(c_int)(c_int(0))
h_errno = POINTER(c_int)(c_int(0))
res = func(addr, af, result_p, buffer_p, buflen, errno, h_errno)
return (int(res), int(errno[0]), int(h_errno[0]), result_p)
def _setnetgrent(netgroup):
"""
This private method is ctypes wrapper for
enum nss_status _nss_sss_setnetgrent(const char *netgroup,
struct __netgrent *result)
@param string name name of netgroup
@return (int, POINTER(Netgrent)) (err, result_p)
err is a constant from class NssReturnCode and in case of SUCCESS
result_p will contain POINTER(Netgrent) which can be used in
_getnetgrent_r or _getnetgrent_r.
"""
func = nss_sss_ctypes_loader('_nss_sss_setnetgrent')
func.restype = c_int
func.argtypes = [c_char_p, POINTER(Netgrent)]
result = Netgrent()
result_p = POINTER(Netgrent)(result)
res = func(c_char_p(netgroup), result_p)
return (int(res), result_p)
