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extmod: Update to use new mp_get_stream helper.

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With this patch objects are only checked that they have the stream protocol
at the start of their use as a stream, and afterwards the efficient
mp_get_stream() helper is used to extract the stream protocol C methods.
crypto-aes
Damien George 5 years ago
parent 6abede2ca9
commit e8398a5856
6 changed files with 17 additions and 14 deletions
Show Stats Download Patch File Download Diff File

4
extmod/modujson.c
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@ -35,9 +35,7 @@
#if MICROPY_PY_UJSON
STATIC mp_obj_t mod_ujson_dump(mp_obj_t obj, mp_obj_t stream) {
if (!MP_OBJ_IS_OBJ(stream)) {
mp_raise_TypeError(NULL);
}
mp_get_stream_raise(stream, MP_STREAM_OP_WRITE);
mp_print_t print = {MP_OBJ_TO_PTR(stream), mp_stream_write_adaptor};
mp_obj_print_helper(&print, obj, PRINT_JSON);
return mp_const_none;

7
extmod/modussl_mbedtls.c
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@ -76,7 +76,7 @@ STATIC void mbedtls_debug(void *ctx, int level, const char *file, int line, cons
STATIC int _mbedtls_ssl_send(void *ctx, const byte *buf, size_t len) {
mp_obj_t sock = *(mp_obj_t*)ctx;
const mp_stream_p_t *sock_stream = mp_get_stream_raise(sock, MP_STREAM_OP_WRITE);
const mp_stream_p_t *sock_stream = mp_get_stream(sock);
int err;
mp_uint_t out_sz = sock_stream->write(sock, buf, len, &err);
@ -93,7 +93,7 @@ STATIC int _mbedtls_ssl_send(void *ctx, const byte *buf, size_t len) {
STATIC int _mbedtls_ssl_recv(void *ctx, byte *buf, size_t len) {
mp_obj_t sock = *(mp_obj_t*)ctx;
const mp_stream_p_t *sock_stream = mp_get_stream_raise(sock, MP_STREAM_OP_READ);
const mp_stream_p_t *sock_stream = mp_get_stream(sock);
int err;
mp_uint_t out_sz = sock_stream->read(sock, buf, len, &err);
@ -109,6 +109,9 @@ STATIC int _mbedtls_ssl_recv(void *ctx, byte *buf, size_t len) {
STATIC mp_obj_ssl_socket_t *socket_new(mp_obj_t sock, struct ssl_args *args) {
// Verify the socket object has the full stream protocol
mp_get_stream_raise(sock, MP_STREAM_OP_READ | MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
#if MICROPY_PY_USSL_FINALISER
mp_obj_ssl_socket_t *o = m_new_obj_with_finaliser(mp_obj_ssl_socket_t);
#else

3
extmod/moduzlib.c
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@ -53,7 +53,7 @@ STATIC unsigned char read_src_stream(TINF_DATA *data) {
p -= offsetof(mp_obj_decompio_t, decomp);
mp_obj_decompio_t *self = (mp_obj_decompio_t*)p;
const mp_stream_p_t *stream = mp_get_stream_raise(self->src_stream, MP_STREAM_OP_READ);
const mp_stream_p_t *stream = mp_get_stream(self->src_stream);
int err;
byte c;
mp_uint_t out_sz = stream->read(self->src_stream, &c, 1, &err);
@ -68,6 +68,7 @@ STATIC unsigned char read_src_stream(TINF_DATA *data) {
STATIC mp_obj_t decompio_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 1, 2, false);
mp_get_stream_raise(args[0], MP_STREAM_OP_READ);
mp_obj_decompio_t *o = m_new_obj(mp_obj_decompio_t);
o->base.type = type;
memset(&o->decomp, 0, sizeof(o->decomp));

11
extmod/modwebrepl.c
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@ -76,7 +76,7 @@ STATIC char denied_prompt[] = "\r\nAccess denied\r\n";
STATIC char webrepl_passwd[10];
STATIC void write_webrepl(mp_obj_t websock, const void *buf, size_t len) {
const mp_stream_p_t *sock_stream = mp_get_stream_raise(websock, MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
const mp_stream_p_t *sock_stream = mp_get_stream(websock);
int err;
int old_opts = sock_stream->ioctl(websock, MP_STREAM_SET_DATA_OPTS, FRAME_BIN, &err);
sock_stream->write(websock, buf, len, &err);
@ -86,7 +86,7 @@ STATIC void write_webrepl(mp_obj_t websock, const void *buf, size_t len) {
#define SSTR(s) s, sizeof(s) - 1
STATIC void write_webrepl_str(mp_obj_t websock, const char *str, int sz) {
int err;
const mp_stream_p_t *sock_stream = mp_get_stream_raise(websock, MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
const mp_stream_p_t *sock_stream = mp_get_stream(websock);
sock_stream->write(websock, str, sz, &err);
}
@ -110,8 +110,7 @@ STATIC mp_obj_t webrepl_make_new(const mp_obj_type_t *type, size_t n_args, size_
}
STATIC int write_file_chunk(mp_obj_webrepl_t *self) {
const mp_stream_p_t *file_stream =
mp_get_stream_raise(self->cur_file, MP_STREAM_OP_READ | MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
const mp_stream_p_t *file_stream = mp_get_stream(self->cur_file);
byte readbuf[2 + 256];
int err;
mp_uint_t out_sz = file_stream->read(self->cur_file, readbuf + 2, sizeof(readbuf) - 2, &err);
@ -181,7 +180,7 @@ STATIC mp_uint_t _webrepl_read(mp_obj_t self_in, void *buf, mp_uint_t size, int
// We know that os.dupterm always calls with size = 1
assert(size == 1);
mp_obj_webrepl_t *self = self_in;
const mp_stream_p_t *sock_stream = mp_get_stream_raise(self->sock, MP_STREAM_OP_READ);
const mp_stream_p_t *sock_stream = mp_get_stream(self->sock);
mp_uint_t out_sz = sock_stream->read(self->sock, buf, size, errcode);
//DEBUG_printf("webrepl: Read %d initial bytes from websocket\n", out_sz);
if (out_sz == 0 || out_sz == MP_STREAM_ERROR) {
@ -293,7 +292,7 @@ STATIC mp_uint_t webrepl_write(mp_obj_t self_in, const void *buf, mp_uint_t size
// Don't forward output until passwd is entered
return size;
}
const mp_stream_p_t *stream_p = mp_get_stream_raise(self->sock, MP_STREAM_OP_WRITE);
const mp_stream_p_t *stream_p = mp_get_stream(self->sock);
return stream_p->write(self->sock, buf, size, errcode);
}

3
extmod/modwebsocket.c
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@ -59,6 +59,7 @@ STATIC mp_uint_t websocket_write(mp_obj_t self_in, const void *buf, mp_uint_t si
STATIC mp_obj_t websocket_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 1, 2, false);
mp_get_stream_raise(args[0], MP_STREAM_OP_READ | MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
mp_obj_websocket_t *o = m_new_obj(mp_obj_websocket_t);
o->base.type = type;
o->sock = args[0];
@ -75,7 +76,7 @@ STATIC mp_obj_t websocket_make_new(const mp_obj_type_t *type, size_t n_args, siz
STATIC mp_uint_t websocket_read(mp_obj_t self_in, void *buf, mp_uint_t size, int *errcode) {
mp_obj_websocket_t *self = MP_OBJ_TO_PTR(self_in);
const mp_stream_p_t *stream_p = mp_get_stream_raise(self->sock, MP_STREAM_OP_READ);
const mp_stream_p_t *stream_p = mp_get_stream(self->sock);
while (1) {
if (self->to_recv != 0) {
mp_uint_t out_sz = stream_p->read(self->sock, self->buf + self->buf_pos, self->to_recv, errcode);

3
extmod/uos_dupterm.c
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@ -62,7 +62,7 @@ int mp_uos_dupterm_rx_chr(void) {
if (nlr_push(&nlr) == 0) {
byte buf[1];
int errcode;
const mp_stream_p_t *stream_p = mp_get_stream_raise(MP_STATE_VM(dupterm_objs[idx]), MP_STREAM_OP_READ);
const mp_stream_p_t *stream_p = mp_get_stream(MP_STATE_VM(dupterm_objs[idx]));
mp_uint_t out_sz = stream_p->read(MP_STATE_VM(dupterm_objs[idx]), buf, 1, &errcode);
if (out_sz == 0) {
nlr_pop();
@ -125,6 +125,7 @@ STATIC mp_obj_t mp_uos_dupterm(size_t n_args, const mp_obj_t *args) {
if (args[0] == mp_const_none) {
MP_STATE_VM(dupterm_objs[idx]) = MP_OBJ_NULL;
} else {
mp_get_stream_raise(args[0], MP_STREAM_OP_READ | MP_STREAM_OP_WRITE | MP_STREAM_OP_IOCTL);
MP_STATE_VM(dupterm_objs[idx]) = args[0];
}

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