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#define MICROPY_PY_BTREE (1)
#include "py/dynruntime.h"
#include <unistd.h>
#if !defined(__linux__)
void *memcpy(void *dst, const void *src, size_t n) {
return mp_fun_table.memmove_(dst, src, n);
}
void *memset(void *s, int c, size_t n) {
return mp_fun_table.memset_(s, c, n);
}
#endif
void *memmove(void *dest, const void *src, size_t n) {
return mp_fun_table.memmove_(dest, src, n);
}
void *malloc(size_t n) {
void *ptr = m_malloc(n);
return ptr;
}
void *realloc(void *ptr, size_t n) {
mp_printf(&mp_plat_print, "UNDEF %d\n", __LINE__);
return NULL;
}
void *calloc(size_t n, size_t m) {
void *ptr = m_malloc(n * m);
// memory already cleared by conservative GC
return ptr;
}
void free(void *ptr) {
m_free(ptr);
}
void abort_(void) {
nlr_raise(mp_obj_new_exception(mp_load_global(MP_QSTR_RuntimeError)));
}
int native_errno;
#if defined(__linux__)
int *__errno_location (void)
#else
int *__errno (void)
#endif
{
return &native_errno;
}
ssize_t mp_stream_posix_write(void *stream, const void *buf, size_t len) {
mp_obj_base_t* o = stream;
const mp_stream_p_t *stream_p = MP_OBJ_TYPE_GET_SLOT(o->type, protocol);
mp_uint_t out_sz = stream_p->write(MP_OBJ_FROM_PTR(stream), buf, len, &native_errno);
if (out_sz == MP_STREAM_ERROR) {
return -1;
} else {
return out_sz;
}
}
ssize_t mp_stream_posix_read(void *stream, void *buf, size_t len) {
mp_obj_base_t* o = stream;
const mp_stream_p_t *stream_p = MP_OBJ_TYPE_GET_SLOT(o->type, protocol);
mp_uint_t out_sz = stream_p->read(MP_OBJ_FROM_PTR(stream), buf, len, &native_errno);
if (out_sz == MP_STREAM_ERROR) {
return -1;
} else {
return out_sz;
}
}
off_t mp_stream_posix_lseek(void *stream, off_t offset, int whence) {
const mp_obj_base_t* o = stream;
const mp_stream_p_t *stream_p = MP_OBJ_TYPE_GET_SLOT(o->type, protocol);
struct mp_stream_seek_t seek_s;
seek_s.offset = offset;
seek_s.whence = whence;
mp_uint_t res = stream_p->ioctl(MP_OBJ_FROM_PTR(stream), MP_STREAM_SEEK, (mp_uint_t)(uintptr_t)&seek_s, &native_errno);
if (res == MP_STREAM_ERROR) {
return -1;
}
return seek_s.offset;
}
int mp_stream_posix_fsync(void *stream) {
mp_obj_base_t* o = stream;
const mp_stream_p_t *stream_p = MP_OBJ_TYPE_GET_SLOT(o->type, protocol);
mp_uint_t res = stream_p->ioctl(MP_OBJ_FROM_PTR(stream), MP_STREAM_FLUSH, 0, &native_errno);
if (res == MP_STREAM_ERROR) {
return -1;
}
return res;
}
mp_obj_full_type_t btree_type;
#include "extmod/modbtree.c"
mp_map_elem_t btree_locals_dict_table[8];
STATIC MP_DEFINE_CONST_DICT(btree_locals_dict, btree_locals_dict_table);
STATIC mp_obj_t btree_open(size_t n_args, const mp_obj_t *args) {
// Make sure we got a stream object
mp_get_stream_raise(args[0], MP_STREAM_OP_READ | MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
BTREEINFO openinfo = {0};
openinfo.flags = mp_obj_get_int(args[1]);
openinfo.cachesize = mp_obj_get_int(args[2]);
openinfo.psize = mp_obj_get_int(args[3]);
openinfo.minkeypage = mp_obj_get_int(args[4]);
DB *db = __bt_open(MP_OBJ_TO_PTR(args[0]), &btree_stream_fvtable, &openinfo, 0);
if (db == NULL) {
mp_raise_OSError(native_errno);
}
return MP_OBJ_FROM_PTR(btree_new(db, args[0]));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(btree_open_obj, 5, 5, btree_open);
mp_obj_t mpy_init(mp_obj_fun_bc_t *self, size_t n_args, size_t n_kw, mp_obj_t *args) {
MP_DYNRUNTIME_INIT_ENTRY
btree_type.base.type = (void*)&mp_fun_table.type_type;
btree_type.name = MP_QSTR_btree;
MP_OBJ_TYPE_SET_SLOT(&btree_type, print, btree_print, 0);
MP_OBJ_TYPE_SET_SLOT(&btree_type, getiter, btree_getiter, 1);
MP_OBJ_TYPE_SET_SLOT(&btree_type, iternext, btree_iternext, 2);
MP_OBJ_TYPE_SET_SLOT(&btree_type, binary_op, btree_binary_op, 3);
MP_OBJ_TYPE_SET_SLOT(&btree_type, subscr, btree_subscr, 4);
btree_locals_dict_table[0] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_close), MP_OBJ_FROM_PTR(&btree_close_obj) };
btree_locals_dict_table[1] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_flush), MP_OBJ_FROM_PTR(&btree_flush_obj) };
btree_locals_dict_table[2] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_get), MP_OBJ_FROM_PTR(&btree_get_obj) };
btree_locals_dict_table[3] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_put), MP_OBJ_FROM_PTR(&btree_put_obj) };
btree_locals_dict_table[4] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_seq), MP_OBJ_FROM_PTR(&btree_seq_obj) };
btree_locals_dict_table[5] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_keys), MP_OBJ_FROM_PTR(&btree_keys_obj) };
btree_locals_dict_table[6] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_values), MP_OBJ_FROM_PTR(&btree_values_obj) };
btree_locals_dict_table[7] = (mp_map_elem_t){ MP_OBJ_NEW_QSTR(MP_QSTR_items), MP_OBJ_FROM_PTR(&btree_items_obj) };
MP_OBJ_TYPE_SET_SLOT(&btree_type, locals_dict, (void*)&btree_locals_dict, 5);
mp_store_global(MP_QSTR__open, MP_OBJ_FROM_PTR(&btree_open_obj));
mp_store_global(MP_QSTR_INCL, MP_OBJ_NEW_SMALL_INT(FLAG_END_KEY_INCL));
mp_store_global(MP_QSTR_DESC, MP_OBJ_NEW_SMALL_INT(FLAG_DESC));
MP_DYNRUNTIME_INIT_EXIT
}
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