/* * This file is part of the Micro Python project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2014 Damien P. George * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include #include #include #include #include "stm32f4xx_hal.h" #include "mpconfig.h" #include "nlr.h" #include "misc.h" #include "qstr.h" #include "obj.h" #include "objlist.h" #include "runtime.h" #include "modnetwork.h" mp_obj_list_t mod_network_nic_list; void mod_network_init(void) { mp_obj_list_init(&mod_network_nic_list, 0); } void mod_network_register_nic(mp_obj_t nic) { for (mp_uint_t i = 0; i < mod_network_nic_list.len; i++) { if (mod_network_nic_list.items[i] == nic) { // nic already registered return; } } // nic not registered so add to list mp_obj_list_append(&mod_network_nic_list, nic); } STATIC mp_obj_t network_route(void) { return &mod_network_nic_list; } STATIC MP_DEFINE_CONST_FUN_OBJ_0(network_route_obj, network_route); STATIC const mp_map_elem_t mp_module_network_globals_table[] = { { MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_network) }, #if MICROPY_PY_WIZNET5K { MP_OBJ_NEW_QSTR(MP_QSTR_WIZnet5k), (mp_obj_t)&mod_network_nic_type_wiznet5k }, #endif #if MICROPY_PY_CC3K { MP_OBJ_NEW_QSTR(MP_QSTR_CC3k), (mp_obj_t)&mod_network_nic_type_cc3k }, #endif { MP_OBJ_NEW_QSTR(MP_QSTR_route), (mp_obj_t)&network_route_obj }, }; STATIC const mp_obj_dict_t mp_module_network_globals = { .base = {&mp_type_dict}, .map = { .all_keys_are_qstrs = 1, .table_is_fixed_array = 1, .used = MP_ARRAY_SIZE(mp_module_network_globals_table), .alloc = MP_ARRAY_SIZE(mp_module_network_globals_table), .table = (mp_map_elem_t*)mp_module_network_globals_table, }, }; const mp_obj_module_t mp_module_network = { .base = { &mp_type_module }, .name = MP_QSTR_network, .globals = (mp_obj_dict_t*)&mp_module_network_globals, }; /******************************************************************************/ // Miscellaneous helpers void mod_network_parse_ipv4_addr(mp_obj_t addr_in, uint8_t *out_ip) { const char *addr_str = mp_obj_str_get_str(addr_in); const char *s = addr_str; for (mp_uint_t i = 0;; i++) { mp_uint_t val = 0; for (; *s && *s != '.'; s++) { val = val * 10 + *s - '0'; } out_ip[i] = val; if (i == 3 && *s == '\0') { return; } else if (i < 3 && *s == '.') { s++; } else { nlr_raise(mp_obj_new_exception_msg(&mp_type_ValueError, "invalid IP address")); } } } // Takes an address of the form ('192.168.0.1', 8080), returns the port and // puts IP in out_ip (which must take at least IPADDR_BUF_SIZE bytes). mp_uint_t mod_network_parse_inet_addr(mp_obj_t addr_in, uint8_t *out_ip) { mp_obj_t *addr_items; mp_obj_get_array_fixed_n(addr_in, 2, &addr_items); mod_network_parse_ipv4_addr(addr_items[0], out_ip); return mp_obj_get_int(addr_items[1]); } // Takes an array with a raw IPv4 address and returns something like '192.168.0.1'. mp_obj_t mod_network_format_ipv4_addr(uint8_t *ip) { char ip_str[16]; mp_uint_t ip_len = snprintf(ip_str, 16, "%u.%u.%u.%u", ip[0], ip[1], ip[2], ip[3]); return mp_obj_new_str(ip_str, ip_len, false); } // Takes an array with a raw IP address, and a port, and returns a net-address // tuple such as ('192.168.0.1', 8080). mp_obj_t mod_network_format_inet_addr(uint8_t *ip, mp_uint_t port) { mp_obj_t tuple[2] = { tuple[0] = mod_network_format_ipv4_addr(ip), tuple[1] = mp_obj_new_int(port), }; return mp_obj_new_tuple(2, tuple); }