STATIC mp_obj_t lwip_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) { lwip_socket_obj_t *socket = self_in; int _errno; if (socket->pcb == NULL) { // not connected _errno = error_lookup_table[-(socket->connected)]; socket->connected = -16; nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(_errno))); } mp_buffer_info_t bufinfo; mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ); uint8_t ip[NETUTILS_IPV4ADDR_BUFSIZE]; mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG); mp_uint_t ret = 0; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: { ret = lwip_tcp_send(socket, bufinfo.buf, bufinfo.len, &_errno); break; } case MOD_NETWORK_SOCK_DGRAM: { ret = lwip_udp_send(socket, bufinfo.buf, bufinfo.len, ip, port, &_errno); break; } } if (ret == -1) { nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(_errno))); } return mp_obj_new_int_from_uint(ret); }
STATIC mp_obj_t lwip_socket_send(mp_obj_t self_in, mp_obj_t buf_in) { lwip_socket_obj_t *socket = self_in; int _errno; if (socket->pcb == NULL) { // not connected _errno = error_lookup_table[-(socket->connected)]; socket->connected = -16; nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(_errno))); } mp_buffer_info_t bufinfo; mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_READ); mp_uint_t ret = 0; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: { ret = lwip_tcp_send(socket, bufinfo.buf, bufinfo.len, &_errno); break; } case MOD_NETWORK_SOCK_DGRAM: { ret = lwip_udp_send(socket, bufinfo.buf, bufinfo.len, NULL, 0, &_errno); break; } } if (ret == -1) { nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(_errno))); } return mp_obj_new_int_from_uint(ret); }
STATIC mp_obj_t lwip_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) { lwip_socket_obj_t *socket = self_in; int _errno; lwip_socket_check_connected(socket); mp_buffer_info_t bufinfo; mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ); uint8_t ip[NETUTILS_IPV4ADDR_BUFSIZE]; mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG); mp_uint_t ret = 0; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: { ret = lwip_tcp_send(socket, bufinfo.buf, bufinfo.len, &_errno); break; } case MOD_NETWORK_SOCK_DGRAM: { ret = lwip_udp_send(socket, bufinfo.buf, bufinfo.len, ip, port, &_errno); break; } } if (ret == -1) { mp_raise_OSError(_errno); } return mp_obj_new_int_from_uint(ret); }
STATIC mp_obj_t lwip_socket_send(mp_obj_t self_in, mp_obj_t buf_in) { lwip_socket_obj_t *socket = self_in; int _errno; lwip_socket_check_connected(socket); mp_buffer_info_t bufinfo; mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_READ); mp_uint_t ret = 0; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: { ret = lwip_tcp_send(socket, bufinfo.buf, bufinfo.len, &_errno); break; } case MOD_NETWORK_SOCK_DGRAM: { ret = lwip_udp_send(socket, bufinfo.buf, bufinfo.len, NULL, 0, &_errno); break; } } if (ret == -1) { mp_raise_OSError(_errno); } return mp_obj_new_int_from_uint(ret); }
STATIC mp_uint_t lwip_socket_write(mp_obj_t self_in, const void *buf, mp_uint_t size, int *errcode) { lwip_socket_obj_t *socket = self_in; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: return lwip_tcp_send(socket, buf, size, errcode); case MOD_NETWORK_SOCK_DGRAM: return lwip_udp_send(socket, buf, size, NULL, 0, errcode); } // Unreachable return MP_STREAM_ERROR; }
STATIC mp_obj_t lwip_socket_sendall(mp_obj_t self_in, mp_obj_t buf_in) { lwip_socket_obj_t *socket = self_in; lwip_socket_check_connected(socket); int _errno; mp_buffer_info_t bufinfo; mp_get_buffer_raise(buf_in, &bufinfo, MP_BUFFER_READ); mp_uint_t ret = 0; switch (socket->type) { case MOD_NETWORK_SOCK_STREAM: { if (socket->timeout == 0) { // Behavior of sendall() for non-blocking sockets isn't explicitly specified. // But it's specified that "On error, an exception is raised, there is no // way to determine how much data, if any, was successfully sent." Then, the // most useful behavior is: check whether we will be able to send all of input // data without EAGAIN, and if won't be, raise it without sending any. if (bufinfo.len > tcp_sndbuf(socket->pcb.tcp)) { mp_raise_OSError(MP_EAGAIN); } } // TODO: In CPython3.5, socket timeout should apply to the // entire sendall() operation, not to individual send() chunks. while (bufinfo.len != 0) { ret = lwip_tcp_send(socket, bufinfo.buf, bufinfo.len, &_errno); if (ret == -1) { mp_raise_OSError(_errno); } bufinfo.len -= ret; bufinfo.buf = (char*)bufinfo.buf + ret; } break; } case MOD_NETWORK_SOCK_DGRAM: mp_raise_NotImplementedError(NULL); break; } return mp_const_none; }