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-rw-r--r--py/stream.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/py/stream.c b/py/stream.c
index 1d25f6470..2ff2b76a6 100644
--- a/py/stream.c
+++ b/py/stream.c
@@ -86,8 +86,7 @@ mp_uint_t mp_stream_rw(mp_obj_t stream, void *buf_, mp_uint_t size, int *errcode
}
const mp_stream_p_t *mp_get_stream_raise(mp_obj_t self_in, int flags) {
- mp_obj_type_t *type = mp_obj_get_type(self_in);
- const mp_stream_p_t *stream_p = type->protocol;
+ const mp_stream_p_t *stream_p = mp_proto_get(MP_QSTR_protocol_stream, self_in);
if (stream_p == NULL
|| ((flags & MP_STREAM_OP_READ) && stream_p->read == NULL)
|| ((flags & MP_STREAM_OP_WRITE) && stream_p->write == NULL)
@@ -522,7 +521,7 @@ int mp_stream_errno;
ssize_t mp_stream_posix_write(mp_obj_t stream, const void *buf, size_t len) {
mp_obj_base_t* o = (mp_obj_base_t*)MP_OBJ_TO_PTR(stream);
- const mp_stream_p_t *stream_p = o->type->protocol;
+ const mp_stream_p_t *stream_p = mp_get_stream(o);
mp_uint_t out_sz = stream_p->write(stream, buf, len, &mp_stream_errno);
if (out_sz == MP_STREAM_ERROR) {
return -1;
@@ -533,7 +532,7 @@ ssize_t mp_stream_posix_write(mp_obj_t stream, const void *buf, size_t len) {
ssize_t mp_stream_posix_read(mp_obj_t stream, void *buf, size_t len) {
mp_obj_base_t* o = (mp_obj_base_t*)MP_OBJ_TO_PTR(stream);
- const mp_stream_p_t *stream_p = o->type->protocol;
+ const mp_stream_p_t *stream_p = mp_get_stream(o);
mp_uint_t out_sz = stream_p->read(stream, buf, len, &mp_stream_errno);
if (out_sz == MP_STREAM_ERROR) {
return -1;
@@ -544,7 +543,7 @@ ssize_t mp_stream_posix_read(mp_obj_t stream, void *buf, size_t len) {
off_t mp_stream_posix_lseek(mp_obj_t stream, off_t offset, int whence) {
const mp_obj_base_t* o = (mp_obj_base_t*)MP_OBJ_TO_PTR(stream);
- const mp_stream_p_t *stream_p = o->type->protocol;
+ const mp_stream_p_t *stream_p = mp_get_stream(o);
struct mp_stream_seek_t seek_s;
seek_s.offset = offset;
seek_s.whence = whence;
@@ -557,7 +556,7 @@ off_t mp_stream_posix_lseek(mp_obj_t stream, off_t offset, int whence) {
int mp_stream_posix_fsync(mp_obj_t stream) {
mp_obj_base_t* o = (mp_obj_base_t*)MP_OBJ_TO_PTR(stream);
- const mp_stream_p_t *stream_p = o->type->protocol;
+ const mp_stream_p_t *stream_p = mp_get_stream(o);
mp_uint_t res = stream_p->ioctl(stream, MP_STREAM_FLUSH, 0, &mp_stream_errno);
if (res == MP_STREAM_ERROR) {
return -1;