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zephyr/modusocket: Implement bind() and connect().

This commit is contained in:
Paul Sokolovsky 2017-03-31 09:10:30 +03:00
parent b6c7e4b143
commit 88582e33cc
1 changed files with 44 additions and 0 deletions
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44
zephyr/modusocket.c
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@ -44,6 +44,24 @@ STATIC const mp_obj_type_t socket_type;
#define RAISE_ERRNO(x) { int _err = x; if (_err < 0) mp_raise_OSError(-_err); }
STATIC void socket_check_closed(socket_obj_t *socket) {
if (socket->ctx == NULL) {
// already closed
mp_raise_OSError(EBADF);
}
}
STATIC void parse_inet_addr(socket_obj_t *socket, mp_obj_t addr_in, struct sockaddr *sockaddr) {
// We employ the fact that port and address offsets are the same for IPv4 & IPv6
struct sockaddr_in *sockaddr_in = (struct sockaddr_in*)sockaddr;
mp_obj_t *addr_items;
mp_obj_get_array_fixed_n(addr_in, 2, &addr_items);
sockaddr_in->sin_family = net_context_get_family(socket->ctx);
RAISE_ERRNO(net_addr_pton(sockaddr_in->sin_family, mp_obj_str_get_str(addr_items[0]), &sockaddr_in->sin_addr));
sockaddr_in->sin_port = htons(mp_obj_get_int(addr_items[1]));
}
// Methods
STATIC void socket_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
@ -88,6 +106,30 @@ STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type, size_t n_args, size_t
return socket;
}
STATIC mp_obj_t socket_bind(mp_obj_t self_in, mp_obj_t addr_in) {
socket_obj_t *socket = self_in;
socket_check_closed(socket);
struct sockaddr sockaddr;
parse_inet_addr(socket, addr_in, &sockaddr);
RAISE_ERRNO(net_context_bind(socket->ctx, &sockaddr, sizeof(sockaddr)));
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_bind_obj, socket_bind);
STATIC mp_obj_t socket_connect(mp_obj_t self_in, mp_obj_t addr_in) {
socket_obj_t *socket = self_in;
socket_check_closed(socket);
struct sockaddr sockaddr;
parse_inet_addr(socket, addr_in, &sockaddr);
RAISE_ERRNO(net_context_connect(socket->ctx, &sockaddr, sizeof(sockaddr), NULL, K_FOREVER, NULL));
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_connect_obj, socket_connect);
STATIC mp_obj_t socket_close(mp_obj_t self_in) {
socket_obj_t *socket = self_in;
if (socket->ctx != NULL) {
@ -101,6 +143,8 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_close_obj, socket_close);
STATIC const mp_map_elem_t socket_locals_dict_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___del__), (mp_obj_t)&socket_close_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_close), (mp_obj_t)&socket_close_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_bind), (mp_obj_t)&socket_bind_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_connect), (mp_obj_t)&socket_connect_obj },
};
STATIC MP_DEFINE_CONST_DICT(socket_locals_dict, socket_locals_dict_table);