#include <stdio.h>

#include <assert.h>

#include <string.h>

#include <unistd.h>

#include <fcntl.h>

#include <sys/stat.h>

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

#include <arpa/inet.h>

#include <netdb.h>

#include <errno.h>

#include "py/nlr.h"

#include "py/objtuple.h"

#include "py/objstr.h"

#include "py/runtime.h"

#include "py/stream.h"

#include "py/builtin.h"

#define MICROPY_SOCKET_EXTRA (0)

typedef struct _mp_obj_socket_t {

mp_obj_base_t base;

int fd;

} mp_obj_socket_t;

STATIC const mp_obj_type_t usocket_type;

#define RAISE_ERRNO(err_flag, error_val) \

{ if (err_flag == -1) \

{ nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(error_val))); } }

static inline mp_obj_t mp_obj_from_sockaddr(const struct sockaddr *addr, socklen_t len) {

return mp_obj_new_bytes((const byte *)addr, len);

}

STATIC mp_obj_socket_t *socket_new(int fd) {

mp_obj_socket_t *o = m_new_obj(mp_obj_socket_t);

o->base.type = &usocket_type;

o->fd = fd;

return o;

}

STATIC void socket_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {

(void)kind;

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

mp_printf(print, "<_socket %d>", self->fd);

}

STATIC mp_uint_t socket_read(mp_obj_t o_in, void *buf, mp_uint_t size, int *errcode) {

mp_obj_socket_t *o = MP_OBJ_TO_PTR(o_in);

mp_int_t r = read(o->fd, buf, size);

if (r == -1) {

*errcode = errno;

return MP_STREAM_ERROR;

}

return r;

}

STATIC mp_uint_t socket_write(mp_obj_t o_in, const void *buf, mp_uint_t size, int *errcode) {

mp_obj_socket_t *o = MP_OBJ_TO_PTR(o_in);

mp_int_t r = write(o->fd, buf, size);

if (r == -1) {

*errcode = errno;

return MP_STREAM_ERROR;

}

return r;

}

STATIC mp_obj_t socket_close(mp_obj_t self_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

// There's a POSIX drama regarding return value of close in general,

// and EINTR error in particular. See e.g.

// http://lwn.net/Articles/576478/

// http://austingroupbugs.net/view.php?id=529

// The rationale MicroPython follows is that close() just releases

// file descriptor. If you're interested to catch I/O errors before

// closing fd, fsync() it.

close(self->fd);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_close_obj, socket_close);

STATIC mp_obj_t socket_fileno(mp_obj_t self_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

return MP_OBJ_NEW_SMALL_INT(self->fd);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_fileno_obj, socket_fileno);

STATIC mp_obj_t socket_connect(mp_obj_t self_in, mp_obj_t addr_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(addr_in, &bufinfo, MP_BUFFER_READ);

int r = connect(self->fd, (const struct sockaddr *)bufinfo.buf, bufinfo.len);

RAISE_ERRNO(r, errno);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_connect_obj, socket_connect);

STATIC mp_obj_t socket_bind(mp_obj_t self_in, mp_obj_t addr_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(addr_in, &bufinfo, MP_BUFFER_READ);

int r = bind(self->fd, (const struct sockaddr *)bufinfo.buf, bufinfo.len);

RAISE_ERRNO(r, errno);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_bind_obj, socket_bind);

STATIC mp_obj_t socket_listen(mp_obj_t self_in, mp_obj_t backlog_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

int r = listen(self->fd, MP_OBJ_SMALL_INT_VALUE(backlog_in));

RAISE_ERRNO(r, errno);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_listen_obj, socket_listen);

STATIC mp_obj_t socket_accept(mp_obj_t self_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

// sockaddr_storage isn't stack-friendly (129 bytes or so)

//struct sockaddr_storage addr;

byte addr[32];

socklen_t addr_len = sizeof(addr);

int fd = accept(self->fd, (struct sockaddr*)&addr, &addr_len);

RAISE_ERRNO(fd, errno);

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));

t->items[0] = MP_OBJ_FROM_PTR(socket_new(fd));

t->items[1] = mp_obj_new_bytearray(addr_len, &addr);

return MP_OBJ_FROM_PTR(t);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(socket_accept_obj, socket_accept);

STATIC mp_obj_t socket_recv(size_t n_args, const mp_obj_t *args) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

int sz = MP_OBJ_SMALL_INT_VALUE(args[1]);

int flags = 0;

if (n_args > 2) {

flags = MP_OBJ_SMALL_INT_VALUE(args[2]);

}

byte *buf = m_new(byte, sz);

int out_sz = recv(self->fd, buf, sz, flags);

RAISE_ERRNO(out_sz, errno);

mp_obj_t ret = mp_obj_new_str_of_type(&mp_type_bytes, buf, out_sz);

m_del(char, buf, sz);

return ret;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_recv_obj, 2, 3, socket_recv);

STATIC mp_obj_t socket_recvfrom(size_t n_args, const mp_obj_t *args) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

int sz = MP_OBJ_SMALL_INT_VALUE(args[1]);

int flags = 0;

if (n_args > 2) {

flags = MP_OBJ_SMALL_INT_VALUE(args[2]);

}

struct sockaddr_storage addr;

socklen_t addr_len = sizeof(addr);

byte *buf = m_new(byte, sz);

int out_sz = recvfrom(self->fd, buf, sz, flags, (struct sockaddr*)&addr, &addr_len);

RAISE_ERRNO(out_sz, errno);

mp_obj_t buf_o = mp_obj_new_str_of_type(&mp_type_bytes, buf, out_sz);

m_del(char, buf, sz);

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));

t->items[0] = buf_o;

t->items[1] = mp_obj_from_sockaddr((struct sockaddr*)&addr, addr_len);

return MP_OBJ_FROM_PTR(t);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_recvfrom_obj, 2, 3, socket_recvfrom);

STATIC mp_obj_t socket_send(size_t n_args, const mp_obj_t *args) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

int flags = 0;

if (n_args > 2) {

flags = MP_OBJ_SMALL_INT_VALUE(args[2]);

}

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(args[1], &bufinfo, MP_BUFFER_READ);

int out_sz = send(self->fd, bufinfo.buf, bufinfo.len, flags);

RAISE_ERRNO(out_sz, errno);

return MP_OBJ_NEW_SMALL_INT(out_sz);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_send_obj, 2, 3, socket_send);

STATIC mp_obj_t socket_sendto(size_t n_args, const mp_obj_t *args) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

int flags = 0;

mp_obj_t dst_addr = args[2];

if (n_args > 3) {

flags = MP_OBJ_SMALL_INT_VALUE(args[2]);

dst_addr = args[3];

}

mp_buffer_info_t bufinfo, addr_bi;

mp_get_buffer_raise(args[1], &bufinfo, MP_BUFFER_READ);

mp_get_buffer_raise(dst_addr, &addr_bi, MP_BUFFER_READ);

int out_sz = sendto(self->fd, bufinfo.buf, bufinfo.len, flags,

(struct sockaddr *)addr_bi.buf, addr_bi.len);

RAISE_ERRNO(out_sz, errno);

return MP_OBJ_NEW_SMALL_INT(out_sz);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_sendto_obj, 3, 4, socket_sendto);

STATIC mp_obj_t socket_setsockopt(size_t n_args, const mp_obj_t *args) {

(void)n_args; // always 4

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

int level = MP_OBJ_SMALL_INT_VALUE(args[1]);

int option = mp_obj_get_int(args[2]);

const void *optval;

socklen_t optlen;

int val;

if (MP_OBJ_IS_INT(args[3])) {

val = mp_obj_int_get_truncated(args[3]);

optval = &val;

optlen = sizeof(val);

} else {

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(args[3], &bufinfo, MP_BUFFER_READ);

optval = bufinfo.buf;

optlen = bufinfo.len;

}

int r = setsockopt(self->fd, level, option, optval, optlen);

RAISE_ERRNO(r, errno);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_setsockopt_obj, 4, 4, socket_setsockopt);

STATIC mp_obj_t socket_setblocking(mp_obj_t self_in, mp_obj_t flag_in) {

mp_obj_socket_t *self = MP_OBJ_TO_PTR(self_in);

int val = mp_obj_is_true(flag_in);

int flags = fcntl(self->fd, F_GETFL, 0);

RAISE_ERRNO(flags, errno);

if (val) {

flags &= ~O_NONBLOCK;

} else {

flags |= O_NONBLOCK;

}

flags = fcntl(self->fd, F_SETFL, flags);

RAISE_ERRNO(flags, errno);

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(socket_setblocking_obj, socket_setblocking);

STATIC mp_obj_t socket_makefile(size_t n_args, const mp_obj_t *args) {

// TODO: CPython explicitly says that closing returned object doesn't close

// the original socket (Python2 at all says that fd is dup()ed). But we

// save on the bloat.

mp_obj_socket_t *self = MP_OBJ_TO_PTR(args[0]);

mp_obj_t *new_args = alloca(n_args * sizeof(mp_obj_t));

memcpy(new_args + 1, args + 1, (n_args - 1) * sizeof(mp_obj_t));

new_args[0] = MP_OBJ_NEW_SMALL_INT(self->fd);

return mp_builtin_open(n_args, new_args, (mp_map_t*)&mp_const_empty_map);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(socket_makefile_obj, 1, 3, socket_makefile);

STATIC mp_obj_t socket_make_new(const mp_obj_type_t *type_in, size_t n_args, size_t n_kw, const mp_obj_t *args) {

(void)type_in;

(void)n_kw;

int family = AF_INET;

int type = SOCK_STREAM;

int proto = 0;

if (n_args > 0) {

assert(MP_OBJ_IS_SMALL_INT(args[0]));

family = MP_OBJ_SMALL_INT_VALUE(args[0]);

if (n_args > 1) {

assert(MP_OBJ_IS_SMALL_INT(args[1]));

type = MP_OBJ_SMALL_INT_VALUE(args[1]);

if (n_args > 2) {

assert(MP_OBJ_IS_SMALL_INT(args[2]));

proto = MP_OBJ_SMALL_INT_VALUE(args[2]);

}

}

}

int fd = socket(family, type, proto);

RAISE_ERRNO(fd, errno);

return MP_OBJ_FROM_PTR(socket_new(fd));

}

STATIC const mp_rom_map_elem_t usocket_locals_dict_table[] = {

{ MP_ROM_QSTR(MP_QSTR_fileno), MP_ROM_PTR(&socket_fileno_obj) },

{ MP_ROM_QSTR(MP_QSTR_makefile), MP_ROM_PTR(&socket_makefile_obj) },

{ MP_ROM_QSTR(MP_QSTR_read), MP_ROM_PTR(&mp_stream_read_obj) },

{ MP_ROM_QSTR(MP_QSTR_readall), MP_ROM_PTR(&mp_stream_readall_obj) },

{ MP_ROM_QSTR(MP_QSTR_readinto), MP_ROM_PTR(&mp_stream_readinto_obj) },

{ MP_ROM_QSTR(MP_QSTR_readline), MP_ROM_PTR(&mp_stream_unbuffered_readline_obj) },

{ MP_ROM_QSTR(MP_QSTR_write), MP_ROM_PTR(&mp_stream_write_obj) },

{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&socket_connect_obj) },

{ MP_ROM_QSTR(MP_QSTR_bind), MP_ROM_PTR(&socket_bind_obj) },

{ MP_ROM_QSTR(MP_QSTR_listen), MP_ROM_PTR(&socket_listen_obj) },

{ MP_ROM_QSTR(MP_QSTR_accept), MP_ROM_PTR(&socket_accept_obj) },

{ MP_ROM_QSTR(MP_QSTR_recv), MP_ROM_PTR(&socket_recv_obj) },

{ MP_ROM_QSTR(MP_QSTR_recvfrom), MP_ROM_PTR(&socket_recvfrom_obj) },

{ MP_ROM_QSTR(MP_QSTR_send), MP_ROM_PTR(&socket_send_obj) },

{ MP_ROM_QSTR(MP_QSTR_sendto), MP_ROM_PTR(&socket_sendto_obj) },

{ MP_ROM_QSTR(MP_QSTR_setsockopt), MP_ROM_PTR(&socket_setsockopt_obj) },

{ MP_ROM_QSTR(MP_QSTR_setblocking), MP_ROM_PTR(&socket_setblocking_obj) },

{ MP_ROM_QSTR(MP_QSTR_close), MP_ROM_PTR(&socket_close_obj) },

};

STATIC MP_DEFINE_CONST_DICT(usocket_locals_dict, usocket_locals_dict_table);

STATIC const mp_stream_p_t usocket_stream_p = {

.read = socket_read,

.write = socket_write,

};

STATIC const mp_obj_type_t usocket_type = {

{ &mp_type_type },

.name = MP_QSTR_socket,

.print = socket_print,

.make_new = socket_make_new,

.getiter = NULL,

.iternext = NULL,

.stream_p = &usocket_stream_p,

.locals_dict = (mp_obj_dict_t*)&usocket_locals_dict,

};

#if MICROPY_SOCKET_EXTRA

STATIC mp_obj_t mod_socket_htons(mp_obj_t arg) {

return MP_OBJ_NEW_SMALL_INT(htons(MP_OBJ_SMALL_INT_VALUE(arg)));

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_htons_obj, mod_socket_htons);

STATIC mp_obj_t mod_socket_gethostbyname(mp_obj_t arg) {

assert(MP_OBJ_IS_TYPE(arg, &mp_type_str));

const char *s = mp_obj_str_get_str(arg);

struct hostent *h = gethostbyname(s);

if (h == NULL) {

// CPython: socket.herror

nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(h_errno)));

}

assert(h->h_length == 4);

return mp_obj_new_int(*(int*)*h->h_addr_list);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_gethostbyname_obj, mod_socket_gethostbyname);

#endif // MICROPY_SOCKET_EXTRA

#define BINADDR_MAX_LEN sizeof(struct in6_addr)

STATIC mp_obj_t mod_socket_inet_pton(mp_obj_t family_in, mp_obj_t addr_in) {

int family = mp_obj_get_int(family_in);

byte binaddr[BINADDR_MAX_LEN];

int r = inet_pton(family, mp_obj_str_get_str(addr_in), binaddr);

RAISE_ERRNO(r, errno);

if (r == 0) {

nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(EINVAL)));

}

int binaddr_len = 0;

switch (family) {

case AF_INET:

binaddr_len = sizeof(struct in_addr);

break;

case AF_INET6:

binaddr_len = sizeof(struct in6_addr);

break;

}

return mp_obj_new_bytes(binaddr, binaddr_len);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_socket_inet_pton_obj, mod_socket_inet_pton);

STATIC mp_obj_t mod_socket_inet_ntop(mp_obj_t family_in, mp_obj_t binaddr_in) {

int family = mp_obj_get_int(family_in);

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(binaddr_in, &bufinfo, MP_BUFFER_READ);

vstr_t vstr;

vstr_init_len(&vstr, family == AF_INET ? INET_ADDRSTRLEN : INET6_ADDRSTRLEN);

if (inet_ntop(family, bufinfo.buf, vstr.buf, vstr.len) == NULL) {

nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, MP_OBJ_NEW_SMALL_INT(errno)));

}

vstr.len = strlen(vstr.buf);

return mp_obj_new_str_from_vstr(&mp_type_str, &vstr);

}

STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_socket_inet_ntop_obj, mod_socket_inet_ntop);

STATIC mp_obj_t mod_socket_getaddrinfo(size_t n_args, const mp_obj_t *args) {

// TODO: Implement all args

assert(n_args >= 2 && n_args <= 4);

assert(MP_OBJ_IS_STR(args[0]));

const char *host = mp_obj_str_get_str(args[0]);

const char *serv = NULL;

struct addrinfo hints;

char buf[6];

memset(&hints, 0, sizeof(hints));

// getaddrinfo accepts port in string notation, so however

// it may seem stupid, we need to convert int to str

if (MP_OBJ_IS_SMALL_INT(args[1])) {

unsigned port = (unsigned short)MP_OBJ_SMALL_INT_VALUE(args[1]);

snprintf(buf, sizeof(buf), "%u", port);

serv = buf;

hints.ai_flags = AI_NUMERICSERV;

#ifdef __UCLIBC_MAJOR__

#if __UCLIBC_MAJOR__ == 0 && (__UCLIBC_MINOR__ < 9 || (__UCLIBC_MINOR__ == 9 && __UCLIBC_SUBLEVEL__ <= 32))

// Older versions og uClibc have bugs when numeric ports in service

// arg require also hints.ai_socktype (or hints.ai_protocol) != 0

// This actually was fixed in 0.9.32.1, but uClibc doesn't allow to

// test for that.

// http://git.uclibc.org/uClibc/commit/libc/inet/getaddrinfo.c?id=bc3be18145e4d5

// Note that this is crude workaround, precluding UDP socket addresses

// to be returned. TODO: set only if not set by Python args.

hints.ai_socktype = SOCK_STREAM;

} else {

serv = mp_obj_str_get_str(args[1]);

}

if (n_args > 2) {

hints.ai_family = MP_OBJ_SMALL_INT_VALUE(args[2]);

if (n_args > 3) {

hints.ai_socktype = MP_OBJ_SMALL_INT_VALUE(args[3]);

}

}

struct addrinfo *addr_list;

int res = getaddrinfo(host, serv, &hints, &addr_list);

if (res != 0) {

// CPython: socket.gaierror

nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_OSError, "[addrinfo error %d]", res));

}

assert(addr_list);

mp_obj_t list = mp_obj_new_list(0, NULL);

for (struct addrinfo *addr = addr_list; addr; addr = addr->ai_next) {

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(5, NULL));

t->items[0] = MP_OBJ_NEW_SMALL_INT(addr->ai_family);

t->items[1] = MP_OBJ_NEW_SMALL_INT(addr->ai_socktype);

t->items[2] = MP_OBJ_NEW_SMALL_INT(addr->ai_protocol);

// "canonname will be a string representing the canonical name of the host

// if AI_CANONNAME is part of the flags argument; else canonname will be empty." ??

if (addr->ai_canonname) {

t->items[3] = MP_OBJ_NEW_QSTR(qstr_from_str(addr->ai_canonname));

} else {

t->items[3] = mp_const_none;

}

t->items[4] = mp_obj_new_bytearray(addr->ai_addrlen, addr->ai_addr);

mp_obj_list_append(list, MP_OBJ_FROM_PTR(t));

}

freeaddrinfo(addr_list);

return list;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mod_socket_getaddrinfo_obj, 2, 6, mod_socket_getaddrinfo);

STATIC mp_obj_t mod_socket_sockaddr(mp_obj_t sockaddr_in) {

mp_buffer_info_t bufinfo;

mp_get_buffer_raise(sockaddr_in, &bufinfo, MP_BUFFER_READ);

switch (((struct sockaddr*)bufinfo.buf)->sa_family) {

case AF_INET: {

struct sockaddr_in *sa = (struct sockaddr_in*)bufinfo.buf;

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(3, NULL));

t->items[0] = MP_OBJ_NEW_SMALL_INT(AF_INET);

t->items[1] = mp_obj_new_bytes((byte*)&sa->sin_addr, sizeof(sa->sin_addr));

t->items[2] = MP_OBJ_NEW_SMALL_INT(ntohs(sa->sin_port));

return MP_OBJ_FROM_PTR(t);

}

case AF_INET6: {

struct sockaddr_in6 *sa = (struct sockaddr_in6*)bufinfo.buf;

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(5, NULL));

t->items[0] = MP_OBJ_NEW_SMALL_INT(AF_INET6);

t->items[1] = mp_obj_new_bytes((byte*)&sa->sin6_addr, sizeof(sa->sin6_addr));

t->items[2] = MP_OBJ_NEW_SMALL_INT(ntohs(sa->sin6_port));

t->items[3] = MP_OBJ_NEW_SMALL_INT(ntohl(sa->sin6_flowinfo));

t->items[4] = MP_OBJ_NEW_SMALL_INT(ntohl(sa->sin6_scope_id));

return MP_OBJ_FROM_PTR(t);

}

default: {

struct sockaddr *sa = (struct sockaddr*)bufinfo.buf;

mp_obj_tuple_t *t = MP_OBJ_TO_PTR(mp_obj_new_tuple(2, NULL));

t->items[0] = MP_OBJ_NEW_SMALL_INT(sa->sa_family);

t->items[1] = mp_obj_new_bytes((byte*)sa->sa_data, bufinfo.len - offsetof(struct sockaddr, sa_data));

return MP_OBJ_FROM_PTR(t);

}

}

return mp_const_none;

}

STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_socket_sockaddr_obj, mod_socket_sockaddr);

STATIC const mp_rom_map_elem_t mp_module_socket_globals_table[] = {

{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_usocket) },

{ MP_ROM_QSTR(MP_QSTR_socket), MP_ROM_PTR(&usocket_type) },

{ MP_ROM_QSTR(MP_QSTR_getaddrinfo), MP_ROM_PTR(&mod_socket_getaddrinfo_obj) },

{ MP_ROM_QSTR(MP_QSTR_inet_pton), MP_ROM_PTR(&mod_socket_inet_pton_obj) },

{ MP_ROM_QSTR(MP_QSTR_inet_ntop), MP_ROM_PTR(&mod_socket_inet_ntop_obj) },

{ MP_ROM_QSTR(MP_QSTR_sockaddr), MP_ROM_PTR(&mod_socket_sockaddr_obj) },

#if MICROPY_SOCKET_EXTRA

{ MP_ROM_QSTR(MP_QSTR_htons), MP_ROM_PTR(&mod_socket_htons_obj) },

{ MP_ROM_QSTR(MP_QSTR_gethostbyname), MP_ROM_PTR(&mod_socket_gethostbyname_obj) },

#define C(name) { MP_ROM_QSTR(MP_QSTR_ ## name), MP_ROM_INT(name) }

C(AF_UNIX),

C(AF_INET),

C(AF_INET6),

C(SOCK_STREAM),

C(SOCK_DGRAM),

C(SOCK_RAW),

C(MSG_DONTROUTE),

C(MSG_DONTWAIT),

C(SOL_SOCKET),

C(SO_BROADCAST),

C(SO_ERROR),

C(SO_KEEPALIVE),

C(SO_LINGER),

C(SO_REUSEADDR),

#undef C

};

STATIC MP_DEFINE_CONST_DICT(mp_module_socket_globals, mp_module_socket_globals_table);

const mp_obj_module_t mp_module_socket = {

.base = { &mp_type_module },

.name = MP_QSTR_usocket,

.globals = (mp_obj_dict_t*)&mp_module_socket_globals,

};