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tannewttannewt
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Initial UDP work. Need to test
1 parent 7cbc509 commit 7fd73c7

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4 files changed

+121
-73
lines changed

4 files changed

+121
-73
lines changed

‎ports/esp32s2/common-hal/socketpool/Socket.c‎

Lines changed: 62 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -121,16 +121,77 @@ mp_uint_t common_hal_socketpool_socket_recv_into(socketpool_socket_obj_t* self,
121121
return received;
122122
}
123123

124+
mp_uint_t common_hal_socketpool_socket_sendto(socketpool_socket_obj_t* self,
125+
const char* host, size_t hostlen, uint8_t port, const uint8_t* buf, mp_uint_t len) {
126+
127+
struct sockaddr_in dest_addr;
128+
dest_addr.sin_addr.s_addr = inet_addr(HOST_IP_ADDR);
129+
dest_addr.sin_family = AF_INET;
130+
dest_addr.sin_port = htons(port);
131+
132+
133+
const struct addrinfo hints = {
134+
.ai_family = AF_INET,
135+
.ai_socktype = SOCK_STREAM,
136+
};
137+
struct addrinfo *res;
138+
int err = getaddrinfo(host, NULL, &hints, &res);
139+
if (err != 0 || res == NULL) {
140+
return mp_const_none;
141+
}
142+
143+
#pragma GCC diagnostic push
144+
#pragma GCC diagnostic ignored "-Wcast-align"
145+
struct in_addr *addr = &((struct sockaddr_in *)res->ai_addr)->sin_addr;
146+
#pragma GCC diagnostic pop
147+
char ip_str[IP4ADDR_STRLEN_MAX];
148+
inet_ntoa_r(*addr, ip_str, IP4ADDR_STRLEN_MAX);
149+
mp_obj_t ip_obj = mp_obj_new_str(ip_str, strlen(ip_str));
150+
freeaddrinfo(res);
151+
152+
153+
154+
int err = lwip_sendto(self->num, buf, len, 0 /* flags */,
155+
(struct sockaddr *)&dest_addr, sizeof(dest_addr));
156+
}
157+
158+
mp_uint_t common_hal_socketpool_socket_recvfrom_into(socketpool_socket_obj_t* self,
159+
const uint8_t* buf, mp_uint_t len, uint8_t* ip, uint8_t port) {
160+
161+
const struct addrinfo hints = {
162+
.ai_family = AF_INET,
163+
.ai_socktype = SOCK_STREAM,
164+
};
165+
struct addrinfo *res;
166+
int err = getaddrinfo(host, NULL, &hints, &res);
167+
if (err != 0 || res == NULL) {
168+
return mp_const_none;
169+
}
170+
171+
#pragma GCC diagnostic push
172+
#pragma GCC diagnostic ignored "-Wcast-align"
173+
struct in_addr *addr = &((struct sockaddr_in *)res->ai_addr)->sin_addr;
174+
#pragma GCC diagnostic pop
175+
char ip_str[IP4ADDR_STRLEN_MAX];
176+
inet_ntoa_r(*addr, ip_str, IP4ADDR_STRLEN_MAX);
177+
mp_obj_t ip_obj = mp_obj_new_str(ip_str, strlen(ip_str));
178+
freeaddrinfo(res);
179+
}
180+
124181
void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self) {
125182
self->connected = false;
126183
if (self->tcp != NULL) {
127184
esp_tls_conn_destroy(self->tcp);
128185
self->tcp = NULL;
129186
}
187+
if (self->num >= 0) {
188+
lwip_shutdown(self->num, 0);
189+
lwip_close(self->num);
190+
}
130191
}
131192

132193
bool common_hal_socketpool_socket_get_closed(socketpool_socket_obj_t* self) {
133-
return self->tcp == NULL;
194+
return self->tcp == NULL && self->num < 0;
134195
}
135196

136197

‎ports/esp32s2/common-hal/socketpool/SocketPool.c‎

Lines changed: 3 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -61,15 +61,14 @@ socketpool_socket_obj_t* common_hal_socketpool_socket(socketpool_socketpool_obj_
6161
socket_type = SOCK_RAW;
6262
}
6363

64-
if (socket_type == SOCK_DGRAM || socket_type == SOCK_RAW ||
65-
addr_family == AF_INET6 || ipproto == IPPROTO_IPV6) {
66-
mp_raise_NotImplementedError(translate("Only IPv4 SOCK_STREAM sockets supported"));
64+
if (addr_family == AF_INET6 || ipproto == IPPROTO_IPV6) {
65+
mp_raise_NotImplementedError(translate("Only IPv4 sockets supported"));
6766
}
6867

6968
int socknum = -1;
7069
esp_tls_t* tcp_handle = NULL;
7170
if (socket_type == SOCK_DGRAM || socket_type == SOCK_RAW) {
72-
// socknum = lwip_socket(addr_family, socket_type, ipproto);
71+
socknum = lwip_socket(addr_family, socket_type, ipproto);
7372
} else {
7473
tcp_handle = esp_tls_init();
7574

‎shared-bindings/socketpool/Socket.c‎

Lines changed: 52 additions & 68 deletions
Original file line numberDiff line numberDiff line change
@@ -274,79 +274,63 @@ STATIC mp_obj_t socketpool_socket_recv_into(size_t n_args, const mp_obj_t *args)
274274
}
275275
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socketpool_socket_recv_into_obj, 2, 3, socketpool_socket_recv_into);
276276

277-
// //| def sendto(self, bytes: ReadableBuffer, address: tuple) -> int:
278-
// //| """Send some bytes to a specific address.
279-
// //| Suits sockets of type SOCK_DGRAM
280-
// //|
281-
// //| :param ~bytes bytes: some bytes to send
282-
// //| :param ~tuple address: tuple of (remote_address, remote_port)"""
283-
// //| ...
284-
// //|
285-
286-
// STATIC mp_obj_t socketpool_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
287-
// // mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
277+
//| def sendto(self, bytes: ReadableBuffer, address: tuple) -> int:
278+
//| """Send some bytes to a specific address.
279+
//| Suits sockets of type SOCK_DGRAM
280+
//|
281+
//| :param ~bytes bytes: some bytes to send
282+
//| :param ~tuple address: tuple of (remote_address, remote_port)"""
283+
//| ...
284+
//|
288285

289-
// // // get the data
290-
// // mp_buffer_info_t bufinfo;
291-
// // mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
286+
STATIC mp_obj_t socketpool_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
287+
socketpool_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
292288

293-
// // // get address
294-
// // uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
295-
// // mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG);
289+
// get the data
290+
mp_buffer_info_t bufinfo;
291+
mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
296292

297-
// // // check if we need to select a NIC
298-
// // socket_select_nic(self, ip);
293+
mp_obj_t *addr_items;
294+
mp_obj_get_array_fixed_n(addr_in, 2, &addr_items);
299295

300-
// // // call the NIC to sendto
301-
// // int _errno;
302-
// // mp_int_t ret = self->nic_type->sendto(self, bufinfo.buf, bufinfo.len, ip, port, &_errno);
303-
// // if (ret == -1) {
304-
// // mp_raise_OSError(_errno);
305-
// // }
306-
// mp_int_t ret = 0;
296+
size_t hostlen;
297+
const char* host = mp_obj_str_get_data(addr_items[0], &hostlen);
298+
mp_int_t port = mp_obj_get_int(addr_items[1]);
307299

308-
// return mp_obj_new_int(ret);
309-
// }
310-
// STATIC MP_DEFINE_CONST_FUN_OBJ_3(socketpool_socket_sendto_obj, socketpool_socket_sendto);
300+
mp_int_t ret = common_hal_socketpool_socket_sendto(self, host, hostlen, port, bufinfo.buf, bufinfo.len);
301+
if (!ok) {
302+
mp_raise_OSError(0);
303+
}
311304

312-
// //| def recvfrom(self, bufsize: int) -> Tuple[bytes, tuple]:
313-
// //| """Reads some bytes from the connected remote address.
314-
// //| Suits sockets of type SOCK_STREAM
315-
// //|
316-
// //| Returns a tuple containing
317-
// //| * a bytes() of length <= bufsize
318-
// //| * a remote_address, which is a tuple of ip address and port number
319-
// //|
320-
// //| :param ~int bufsize: maximum number of bytes to receive"""
321-
// //| ...
322-
// //|
305+
return mp_obj_new_int_from_uint(ret);
306+
}
307+
STATIC MP_DEFINE_CONST_FUN_OBJ_3(socketpool_socket_sendto_obj, socketpool_socket_sendto);
323308

324-
// STATIC mp_obj_t socketpool_socket_recvfrom_into(mp_obj_t self_in, mp_obj_t len_in) {
325-
// // mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
326-
// // if (self->nic == MP_OBJ_NULL) {
327-
// // // not connected
328-
// // mp_raise_OSError(MP_ENOTCONN);
329-
// // }
330-
// // vstr_t vstr;
331-
// // vstr_init_len(&vstr, mp_obj_get_int(len_in));
332-
// // byte ip[4];
333-
// // mp_uint_t port;
334-
// // int _errno;
335-
// // mp_int_t ret = self->nic_type->recvfrom(self, (byte*)vstr.buf, vstr.len, ip, &port, &_errno);
336-
// // if (ret == -1) {
337-
// // mp_raise_OSError(_errno);
338-
// // }
339-
// mp_obj_t tuple[2];
340-
// // if (ret == 0) {
341-
// // tuple[0] = mp_const_empty_bytes;
342-
// // } else {
343-
// // vstr.len = ret;
344-
// // tuple[0] = mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
345-
// // }
346-
// // tuple[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
347-
// return mp_obj_new_tuple(2, tuple);
348-
// }
349-
// STATIC MP_DEFINE_CONST_FUN_OBJ_2(socketpool_socket_recvfrom_into_obj, socketpool_socket_recvfrom_into);
309+
//| def recvfrom_into(self, buffer) -> Tuple[int, tuple]:
310+
//| """Reads some bytes from a remote address.
311+
//|
312+
//| Returns a tuple containing
313+
//| * the number of bytes received into the given buffer
314+
//| * a remote_address, which is a tuple of ip address and port number
315+
//|
316+
//| :param object buffer: buffer to read into"""
317+
//| ...
318+
//|
319+
STATIC mp_obj_t socketpool_socket_recvfrom_into(mp_obj_t self_in, mp_obj_t data_in) {
320+
socketpool_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
321+
mp_buffer_info_t bufinfo;
322+
mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_WRITE);
323+
324+
byte ip[4];
325+
mp_uint_t port;
326+
mp_int_t ret = common_hal_socketpool_socket_recvfrom_into(self,
327+
(byte*)bufinfo.buf, len, ip, &port);
328+
mp_obj_t tuple_contents[2];
329+
tuple_contents[0] = mp_obj_new_int_from_uint(ret);
330+
tuple_contents[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
331+
return mp_obj_new_tuple(2, tuple);
332+
}
333+
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socketpool_socket_recvfrom_into_obj, socketpool_socket_recvfrom_into);
350334

351335
// //| def setsockopt(self, level: int, optname: int, value: int) -> None:
352336
// //| """Sets socket options"""
@@ -449,8 +433,8 @@ STATIC const mp_rom_map_elem_t socketpool_socket_locals_dict_table[] = {
449433
// { MP_ROM_QSTR(MP_QSTR_accept), MP_ROM_PTR(&socketpool_socket_accept_obj) },
450434
{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&socketpool_socket_connect_obj) },
451435
{ MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&socketpool_socket_send_obj) },
452-
// { MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socketpool_socket_sendto_obj) },
453-
// { MP_ROM_QSTR(MP_QSTR_recvfrom_into), MP_ROM_PTR(&socketpool_socket_recvfrom_into_obj) },
436+
{ MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socketpool_socket_sendto_obj) },
437+
{ MP_ROM_QSTR(MP_QSTR_recvfrom_into), MP_ROM_PTR(&socketpool_socket_recvfrom_into_obj) },
454438
{ MP_ROM_QSTR(MP_QSTR_recv_into), MP_ROM_PTR(&socketpool_socket_recv_into_obj) },
455439
// { MP_ROM_QSTR(MP_QSTR_setsockopt), MP_ROM_PTR(&socketpool_socket_setsockopt_obj) },
456440
{ MP_ROM_QSTR(MP_QSTR_settimeout), MP_ROM_PTR(&socketpool_socket_settimeout_obj) },

‎shared-bindings/socketpool/Socket.h‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -35,6 +35,10 @@ void common_hal_socketpool_socket_settimeout(socketpool_socket_obj_t* self, mp_u
3535
bool common_hal_socketpool_socket_connect(socketpool_socket_obj_t* self, const char* host, size_t hostlen, mp_int_t port);
3636
mp_uint_t common_hal_socketpool_socket_send(socketpool_socket_obj_t* self, const uint8_t* buf, mp_uint_t len);
3737
mp_uint_t common_hal_socketpool_socket_recv_into(socketpool_socket_obj_t* self, const uint8_t* buf, mp_uint_t len);
38+
mp_uint_t common_hal_socketpool_socket_sendto(socketpool_socket_obj_t* self,
39+
const uint8_t* host, size_t hostlen, uint8_t port, const uint8_t* buf, mp_uint_t len);
40+
mp_uint_t common_hal_socketpool_socket_recvfrom_into(socketpool_socket_obj_t* self,
41+
const uint8_t* buf, mp_uint_t len, uint8_t* ip, uint8_t port);
3842
void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self);
3943
bool common_hal_socketpool_socket_get_closed(socketpool_socket_obj_t* self);
4044
bool common_hal_socketpool_socket_get_connected(socketpool_socket_obj_t* self);

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