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# Include pid_t but Windows doesn't have it
# Don't use "IF" so that the generated C is portable and can be included
# in the sdist.
cdef extern from * nogil:
"""
#if defined(_WIN32) || defined(WIN32) || defined(MS_WINDOWS)
typedef signed pid_t;
#else
#include <fcntl.h>
#endif
"""
ctypedef signed pid_t
from psycopg_c.pq cimport libpq
ctypedef char *(*conn_bytes_f) (const libpq.PGconn *)
ctypedef int(*conn_int_f) (const libpq.PGconn *)
cdef class PGconn:
cdef libpq.PGconn* _pgconn_ptr
cdef object __weakref__
cdef public object notice_handler
cdef public object notify_handler
cdef pid_t _procpid
@staticmethod
cdef PGconn _from_ptr(libpq.PGconn *ptr)
cpdef int flush(self) except -1
cpdef object notifies(self)
cdef class PGresult:
cdef libpq.PGresult* _pgresult_ptr
@staticmethod
cdef PGresult _from_ptr(libpq.PGresult *ptr)
cdef class PGcancel:
cdef libpq.PGcancel* pgcancel_ptr
@staticmethod
cdef PGcancel _from_ptr(libpq.PGcancel *ptr)
cdef class Escaping:
cdef PGconn conn
cpdef escape_literal(self, data)
cpdef escape_identifier(self, data)
cpdef escape_string(self, data)
cpdef escape_bytea(self, data)
cpdef unescape_bytea(self, const unsigned char *data)
cdef class PQBuffer:
cdef unsigned char *buf
cdef Py_ssize_t len
@staticmethod
cdef PQBuffer _from_buffer(unsigned char *buf, Py_ssize_t length)
cdef class ViewBuffer:
cdef unsigned char *buf
cdef Py_ssize_t len
cdef object obj
@staticmethod
cdef ViewBuffer _from_buffer(
object obj, unsigned char *buf, Py_ssize_t length)
cdef int _buffer_as_string_and_size(
data: "Buffer", char **ptr, Py_ssize_t *length
) except -1