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Merge pull request #3708 from hierophect/esp32s2-udp

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ESP32-S2: Add UDP with recvfrom_into and sendto
This commit is contained in:
Jeff Epler 2020-11-25 21:11:20 -06:00 committed by GitHub
commit 7923aa0a62
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 134 additions and 77 deletions
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13
locale/circuitpython.pot
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@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2020-11-11 16:30+0530\n"
"POT-Creation-Date: 2020-11-24 15:40-0500\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
@ -297,6 +297,7 @@ msgid "All I2C peripherals are in use"
msgstr ""
#: ports/esp32s2/common-hal/countio/Counter.c
#: ports/esp32s2/common-hal/frequencyio/FrequencyIn.c
#: ports/esp32s2/common-hal/rotaryio/IncrementalEncoder.c
msgid "All PCNT units in use"
msgstr ""
@ -333,6 +334,7 @@ msgstr ""
#: ports/atmel-samd/common-hal/pulseio/PulseIn.c
#: ports/atmel-samd/common-hal/pulseio/PulseOut.c
#: ports/cxd56/common-hal/pulseio/PulseOut.c
#: ports/esp32s2/common-hal/frequencyio/FrequencyIn.c
#: ports/esp32s2/common-hal/neopixel_write/__init__.c
#: ports/esp32s2/common-hal/pulseio/PulseIn.c
#: ports/esp32s2/common-hal/pulseio/PulseOut.c
@ -1086,6 +1088,7 @@ msgid "Invalid byteorder string"
msgstr ""
#: ports/atmel-samd/common-hal/frequencyio/FrequencyIn.c
#: ports/esp32s2/common-hal/frequencyio/FrequencyIn.c
msgid "Invalid capture period. Valid range: 1 - 500"
msgstr ""
@ -1416,14 +1419,14 @@ msgstr ""
msgid "Only 8 or 16 bit mono with "
msgstr ""
#: ports/esp32s2/common-hal/socketpool/SocketPool.c
msgid "Only IPv4 SOCK_STREAM sockets supported"
msgstr ""
#: ports/esp32s2/common-hal/wifi/__init__.c
msgid "Only IPv4 addresses supported"
msgstr ""
#: ports/esp32s2/common-hal/socketpool/SocketPool.c
msgid "Only IPv4 sockets supported"
msgstr ""
#: shared-module/displayio/OnDiskBitmap.c
#, c-format
msgid ""

1
ports/esp32s2/Makefile
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@ -190,6 +190,7 @@ SRC_C += \
lib/utils/pyexec.c \
lib/utils/stdout_helpers.c \
lib/utils/sys_stdio_mphal.c \
lib/netutils/netutils.c \
peripherals/timer.c \
peripherals/pcnt.c \
peripherals/pins.c \

66
ports/esp32s2/common-hal/socketpool/Socket.c
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@ -32,6 +32,11 @@
#include "py/runtime.h"
#include "supervisor/shared/tick.h"
#include "components/lwip/lwip/src/include/lwip/err.h"
#include "components/lwip/lwip/src/include/lwip/sockets.h"
#include "components/lwip/lwip/src/include/lwip/sys.h"
#include "components/lwip/lwip/src/include/lwip/netdb.h"
void common_hal_socketpool_socket_settimeout(socketpool_socket_obj_t* self, mp_uint_t timeout_ms) {
self->timeout_ms = timeout_ms;
}
@ -124,16 +129,75 @@ mp_uint_t common_hal_socketpool_socket_recv_into(socketpool_socket_obj_t* self,
return received;
}
mp_uint_t common_hal_socketpool_socket_sendto(socketpool_socket_obj_t* self,
const char* host, size_t hostlen, uint8_t port, const uint8_t* buf, mp_uint_t len) {
// Get the IP address string
const struct addrinfo hints = {
.ai_family = AF_INET,
.ai_socktype = SOCK_STREAM,
};
struct addrinfo *result;
int error = lwip_getaddrinfo(host, NULL, &hints, &result);
if (error != 0 || result == NULL) {
return 0;
}
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-align"
struct in_addr *addr = &((struct sockaddr_in *)result->ai_addr)->sin_addr;
#pragma GCC diagnostic pop
char ip_str[IP4ADDR_STRLEN_MAX];
inet_ntoa_r(*addr, ip_str, IP4ADDR_STRLEN_MAX);
freeaddrinfo(result);
// Set parameters
struct sockaddr_in dest_addr;
dest_addr.sin_addr.s_addr = inet_addr((const char *)ip_str);
dest_addr.sin_family = AF_INET;
dest_addr.sin_port = htons(port);
int bytes_sent = lwip_sendto(self->num, buf, len, 0, (struct sockaddr *)&dest_addr, sizeof(dest_addr));
if (bytes_sent < 0) {
mp_raise_BrokenPipeError();
return 0;
}
return bytes_sent;
}
mp_uint_t common_hal_socketpool_socket_recvfrom_into(socketpool_socket_obj_t* self,
uint8_t* buf, mp_uint_t len, uint8_t* ip, uint *port) {
struct sockaddr_in source_addr;
socklen_t socklen = sizeof(source_addr);
int bytes_received = lwip_recvfrom(self->num, buf, len - 1, 0, (struct sockaddr *)&source_addr, &socklen);
memcpy((void *)ip, (void*)&source_addr.sin_addr.s_addr, sizeof source_addr.sin_addr.s_addr);
*port = source_addr.sin_port;
if (bytes_received < 0) {
mp_raise_BrokenPipeError();
return 0;
} else {
buf[bytes_received] = 0; // Null-terminate whatever we received
return bytes_received;
}
}
void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self) {
self->connected = false;
if (self->tcp != NULL) {
esp_tls_conn_destroy(self->tcp);
self->tcp = NULL;
}
if (self->num >= 0) {
lwip_shutdown(self->num, 0);
lwip_close(self->num);
self->num = -1;
}
}
bool common_hal_socketpool_socket_get_closed(socketpool_socket_obj_t* self) {
return self->tcp == NULL;
return self->tcp == NULL && self->num < 0;
}

7
ports/esp32s2/common-hal/socketpool/SocketPool.c
View File

@ -61,15 +61,14 @@ socketpool_socket_obj_t* common_hal_socketpool_socket(socketpool_socketpool_obj_
socket_type = SOCK_RAW;
}
if (socket_type == SOCK_DGRAM || socket_type == SOCK_RAW ||
addr_family == AF_INET6 || ipproto == IPPROTO_IPV6) {
mp_raise_NotImplementedError(translate("Only IPv4 SOCK_STREAM sockets supported"));
if (addr_family == AF_INET6 || ipproto == IPPROTO_IPV6) {
mp_raise_NotImplementedError(translate("Only IPv4 sockets supported"));
}
int socknum = -1;
esp_tls_t* tcp_handle = NULL;
if (socket_type == SOCK_DGRAM || socket_type == SOCK_RAW) {
// socknum = lwip_socket(addr_family, socket_type, ipproto);
socknum = lwip_socket(addr_family, socket_type, ipproto);
} else {
tcp_handle = esp_tls_init();

120
shared-bindings/socketpool/Socket.c
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@ -36,6 +36,8 @@
#include "py/runtime.h"
#include "py/mperrno.h"
#include "lib/netutils/netutils.h"
//| class Socket:
//| """TCP, UDP and RAW socket. Cannot be created directly. Instead, call
//| `SocketPool.socket()`.
@ -274,79 +276,63 @@ STATIC mp_obj_t socketpool_socket_recv_into(size_t n_args, const mp_obj_t *args)
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socketpool_socket_recv_into_obj, 2, 3, socketpool_socket_recv_into);
// //| def sendto(self, bytes: ReadableBuffer, address: tuple) -> int:
// //| """Send some bytes to a specific address.
// //| Suits sockets of type SOCK_DGRAM
// //|
// //| :param ~bytes bytes: some bytes to send
// //| :param ~tuple address: tuple of (remote_address, remote_port)"""
// //| ...
// //|
//| def sendto(self, bytes: ReadableBuffer, address: Tuple[str, int]) -> int:
//| """Send some bytes to a specific address.
//| Suits sockets of type SOCK_DGRAM
//|
//| :param ~bytes bytes: some bytes to send
//| :param ~tuple address: tuple of (remote_address, remote_port)"""
//| ...
//|
// STATIC mp_obj_t socketpool_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
// // mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
STATIC mp_obj_t socketpool_socket_sendto(mp_obj_t self_in, mp_obj_t data_in, mp_obj_t addr_in) {
socketpool_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
// // // get the data
// // mp_buffer_info_t bufinfo;
// // mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
// get the data
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_READ);
// // // get address
// // uint8_t ip[MOD_NETWORK_IPADDR_BUF_SIZE];
// // mp_uint_t port = netutils_parse_inet_addr(addr_in, ip, NETUTILS_BIG);
mp_obj_t *addr_items;
mp_obj_get_array_fixed_n(addr_in, 2, &addr_items);
// // // check if we need to select a NIC
// // socket_select_nic(self, ip);
size_t hostlen;
const char* host = mp_obj_str_get_data(addr_items[0], &hostlen);
mp_int_t port = mp_obj_get_int(addr_items[1]);
// // // call the NIC to sendto
// // int _errno;
// // mp_int_t ret = self->nic_type->sendto(self, bufinfo.buf, bufinfo.len, ip, port, &_errno);
// // if (ret == -1) {
// // mp_raise_OSError(_errno);
// // }
// mp_int_t ret = 0;
mp_int_t ret = common_hal_socketpool_socket_sendto(self, host, hostlen, port, bufinfo.buf, bufinfo.len);
if (!ret) {
mp_raise_OSError(0);
}
// return mp_obj_new_int(ret);
// }
// STATIC MP_DEFINE_CONST_FUN_OBJ_3(socketpool_socket_sendto_obj, socketpool_socket_sendto);
return mp_obj_new_int_from_uint(ret);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_3(socketpool_socket_sendto_obj, socketpool_socket_sendto);
// //| def recvfrom(self, bufsize: int) -> Tuple[bytes, tuple]:
// //| """Reads some bytes from the connected remote address.
// //| Suits sockets of type SOCK_STREAM
// //|
// //| Returns a tuple containing
// //| * a bytes() of length <= bufsize
// //| * a remote_address, which is a tuple of ip address and port number
// //|
// //| :param ~int bufsize: maximum number of bytes to receive"""
// //| ...
// //|
//| def recvfrom_into(self, buffer: WriteableBuffer) -> Tuple[int, Tuple[str, int]]:
//| """Reads some bytes from a remote address.
//|
//| Returns a tuple containing
//| * the number of bytes received into the given buffer
//| * a remote_address, which is a tuple of ip address and port number
//|
//| :param object buffer: buffer to read into"""
//| ...
//|
STATIC mp_obj_t socketpool_socket_recvfrom_into(mp_obj_t self_in, mp_obj_t data_in) {
socketpool_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(data_in, &bufinfo, MP_BUFFER_WRITE);
// STATIC mp_obj_t socketpool_socket_recvfrom_into(mp_obj_t self_in, mp_obj_t len_in) {
// // mod_network_socket_obj_t *self = MP_OBJ_TO_PTR(self_in);
// // if (self->nic == MP_OBJ_NULL) {
// // // not connected
// // mp_raise_OSError(MP_ENOTCONN);
// // }
// // vstr_t vstr;
// // vstr_init_len(&vstr, mp_obj_get_int(len_in));
// // byte ip[4];
// // mp_uint_t port;
// // int _errno;
// // mp_int_t ret = self->nic_type->recvfrom(self, (byte*)vstr.buf, vstr.len, ip, &port, &_errno);
// // if (ret == -1) {
// // mp_raise_OSError(_errno);
// // }
// mp_obj_t tuple[2];
// // if (ret == 0) {
// // tuple[0] = mp_const_empty_bytes;
// // } else {
// // vstr.len = ret;
// // tuple[0] = mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
// // }
// // tuple[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
// return mp_obj_new_tuple(2, tuple);
// }
// STATIC MP_DEFINE_CONST_FUN_OBJ_2(socketpool_socket_recvfrom_into_obj, socketpool_socket_recvfrom_into);
byte ip[4];
mp_uint_t port;
mp_int_t ret = common_hal_socketpool_socket_recvfrom_into(self,
(byte*)bufinfo.buf, bufinfo.len, ip, &port);
mp_obj_t tuple_contents[2];
tuple_contents[0] = mp_obj_new_int_from_uint(ret);
tuple_contents[1] = netutils_format_inet_addr(ip, port, NETUTILS_BIG);
return mp_obj_new_tuple(2, tuple_contents);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(socketpool_socket_recvfrom_into_obj, socketpool_socket_recvfrom_into);
// //| def setsockopt(self, level: int, optname: int, value: int) -> None:
// //| """Sets socket options"""
@ -449,8 +435,8 @@ STATIC const mp_rom_map_elem_t socketpool_socket_locals_dict_table[] = {
// { MP_ROM_QSTR(MP_QSTR_accept), MP_ROM_PTR(&socketpool_socket_accept_obj) },
{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&socketpool_socket_connect_obj) },
{ MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&socketpool_socket_send_obj) },
// { MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socketpool_socket_sendto_obj) },
// { MP_ROM_QSTR(MP_QSTR_recvfrom_into), MP_ROM_PTR(&socketpool_socket_recvfrom_into_obj) },
{ MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socketpool_socket_sendto_obj) },
{ MP_ROM_QSTR(MP_QSTR_recvfrom_into), MP_ROM_PTR(&socketpool_socket_recvfrom_into_obj) },
{ MP_ROM_QSTR(MP_QSTR_recv_into), MP_ROM_PTR(&socketpool_socket_recv_into_obj) },
// { MP_ROM_QSTR(MP_QSTR_setsockopt), MP_ROM_PTR(&socketpool_socket_setsockopt_obj) },
{ MP_ROM_QSTR(MP_QSTR_settimeout), MP_ROM_PTR(&socketpool_socket_settimeout_obj) },

4
shared-bindings/socketpool/Socket.h
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@ -35,6 +35,10 @@ void common_hal_socketpool_socket_settimeout(socketpool_socket_obj_t* self, mp_u
bool common_hal_socketpool_socket_connect(socketpool_socket_obj_t* self, const char* host, size_t hostlen, mp_int_t port);
mp_uint_t common_hal_socketpool_socket_send(socketpool_socket_obj_t* self, const uint8_t* buf, mp_uint_t len);
mp_uint_t common_hal_socketpool_socket_recv_into(socketpool_socket_obj_t* self, const uint8_t* buf, mp_uint_t len);
mp_uint_t common_hal_socketpool_socket_sendto(socketpool_socket_obj_t* self,
const char* host, size_t hostlen, uint8_t port, const uint8_t* buf, mp_uint_t len);
mp_uint_t common_hal_socketpool_socket_recvfrom_into(socketpool_socket_obj_t* self,
uint8_t* buf, mp_uint_t len, uint8_t* ip, uint *port);
void common_hal_socketpool_socket_close(socketpool_socket_obj_t* self);
bool common_hal_socketpool_socket_get_closed(socketpool_socket_obj_t* self);
bool common_hal_socketpool_socket_get_connected(socketpool_socket_obj_t* self);