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from libcpp cimport bool as cpp_bool
from libcpp.string cimport string
from libc.string cimport const_char
from .slice_ cimport Slice
from .std_memory cimport shared_ptr
from .logger cimport Logger
cdef extern from "rocksdb/filter_policy.h" namespace "rocksdb":
cdef cppclass FilterPolicy:
void CreateFilter(const Slice*, int, string*) nogil except+
cpp_bool KeyMayMatch(const Slice&, const Slice&) nogil except+
const_char* Name() nogil except+
cdef extern const FilterPolicy* NewBloomFilterPolicy(int) nogil except+
ctypedef void (*create_filter_func)(
void*,
Logger*,
string&,
const Slice*,
int,
string*)
ctypedef cpp_bool (*key_may_match_func)(
void*,
Logger*,
string&,
const Slice&,
const Slice&)
cdef extern from "cpp/filter_policy_wrapper.hpp" namespace "py_rocks":
cdef cppclass FilterPolicyWrapper:
FilterPolicyWrapper(
string,
void*,
create_filter_func,
key_may_match_func) nogil except+
void set_info_log(shared_ptr[Logger]) nogil except+
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