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comparison lib/python/cc/lmh/db.pyx @ 264:7886d7de5eed

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use cdb library directly, sequestration of cdb handle complete and working, nndb counts two loops now, one with and one without counting successes
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Fri, 31 Jan 2025 13:31:02 +0000
parents 41ed24203e14
children 015a4b49ec1f
comparison
equal deleted inserted replaced
263:f457d7eb8cbe 264:7886d7de5eed
1 # distutils: sources = [cdb_min/cdb.c, cdb_min/error.c, cdb_min/open_read.c, cdb_min/seek_cur.c, cdb_min/open_trunc.c, cdb_min/seek_set.c, cdb_min/byte_copy.c, cdb_min/byte_diff.c, cdb_min/error_str.c, cdb_min/uint32_unpack.c, cdb_min/cdb_hash.c] 1 # distutils: extra_objects = cdb/libcdb.a
2 # extra_objects = cdb_min/libcdb.a 2 # distutils: include_dirs = cdb
3 # distutils: include_dirs = cdb_min
4 3
5 cimport cdb 4 cimport cdb
6 5
7 cdef class CCdb: 6 cdef class CCdb:
8 def __cinit__(self): 7 def __cinit__(self):
9 self._c_cdb = cdb.cdb_new() 8 self._c_cdb = cdb.cdb_new()
9
10 cdef void findstart(self):
11 cdb.cdb_findstart(self._c_cdb)
10 12
11 cdef int find(self, bytes p): 13 cdef int find(self, bytes p):
12 return cdb.cdb_find(self._c_cdb, p, len(p)) 14 return cdb.cdb_find(self._c_cdb, p, len(p))
13 15
14 cdef char[::1] init(self, int fno): 16 cdef char[::1] init(self, int fno):
15 cdb.cdb_init(self._c_cdb,fno) 17 cdb.cdb_init(self._c_cdb,fno)
16 cdef char[::1] _mview = <char[:cdb.cdb_msize():1]>(cdb.cdb_mmap()) 18 cdef char[::1] _mview = <char[:cdb.cdb_msize():1]>(cdb.cdb_mmap())
17 return _mview 19 return _mview
20
21 cdef cdb.uint32 pos(self):
22 return cdb.cdb_pos()
23
24 cdef int len(self):
25 return cdb.cdb_len()