389 lines
12 KiB
C
389 lines
12 KiB
C
#include <stdlib.h>
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#include <stdint.h>
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#include <stm32f4xx.h>
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#include <stm32f4xx_rcc.h>
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#include <stm32f4xx_gpio.h>
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#include <stm32f4xx_tim.h>
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#include <stm32f4xx_pwr.h>
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#include <stm32f4xx_rtc.h>
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#include <stm32f4xx_usart.h>
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#include <stm_misc.h>
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#include "std.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "systick.h"
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#include "nlr.h"
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#include "misc.h"
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#include "lexer.h"
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#include "parse.h"
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#include "obj.h"
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#include "map.h"
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#include "runtime.h"
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#include "cc3k/ccspi.h"
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#include "cc3k/hci.h"
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#include "cc3k/socket.h"
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#include "cc3k/netapp.h"
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#include "cc3k/wlan.h"
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#include "cc3k/nvmem.h"
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mp_obj_t pyb_wlan_connect(uint n_args, const mp_obj_t *args) {
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const char *ap;
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const char *key;
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if (n_args == 2) {
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ap = qstr_str(mp_obj_get_qstr(args[0]));
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key = qstr_str(mp_obj_get_qstr(args[1]));
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} else {
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ap = "your-ssid";
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key = "your-password";
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}
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// might want to set wlan_ioctl_set_connection_policy
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int ret = wlan_connect(WLAN_SEC_WPA2, ap, strlen(ap), NULL, (byte*)key, strlen(key));
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return mp_obj_new_int(ret);
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}
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mp_obj_t pyb_wlan_disconnect(void) {
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int ret = wlan_disconnect();
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return mp_obj_new_int(ret);
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}
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mp_obj_t decode_addr(unsigned char *ip, int n_bytes) {
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char data[64] = "";
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if (n_bytes == 4) {
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snprintf(data, 64, "%u.%u.%u.%u", ip[3], ip[2], ip[1], ip[0]);
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} else if (n_bytes == 6) {
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snprintf(data, 64, "%02x:%02x:%02x:%02x:%02x:%02x", ip[5], ip[4], ip[3], ip[2], ip[1], ip[0]);
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} else if (n_bytes == 32) {
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snprintf(data, 64, "%s", ip);
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}
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return mp_obj_new_str(qstr_from_strn_copy(data, strlen(data)));
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}
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void decode_addr_and_store(mp_obj_t object, qstr q_attr, unsigned char *ip, int n_bytes) {
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rt_store_attr(object, q_attr, decode_addr(ip, n_bytes));
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}
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static mp_obj_t net_address_type = MP_OBJ_NULL;
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mp_obj_t pyb_wlan_get_ip(void) {
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tNetappIpconfigRetArgs ipconfig;
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netapp_ipconfig(&ipconfig);
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// If byte 1 is 0 we don't have a valid address
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if (ipconfig.aucIP[3] == 0) {
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return mp_const_none;
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}
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// if it doesn't already exist, make a new empty class for NetAddress objects
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if (net_address_type == MP_OBJ_NULL) {
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net_address_type = mp_obj_new_type(qstr_from_str_static("NetAddress"), mp_const_empty_tuple, mp_obj_new_dict(0));
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}
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// make a new NetAddress object
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mp_obj_t net_addr = rt_call_function_0(net_address_type);
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// fill the NetAddress object with data
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decode_addr_and_store(net_addr, qstr_from_str_static("ip"), &ipconfig.aucIP[0], 4);
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decode_addr_and_store(net_addr, qstr_from_str_static("subnet"), &ipconfig.aucSubnetMask[0], 4);
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decode_addr_and_store(net_addr, qstr_from_str_static("gateway"), &ipconfig.aucDefaultGateway[0], 4);
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decode_addr_and_store(net_addr, qstr_from_str_static("dhcp"), &ipconfig.aucDHCPServer[0], 4);
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decode_addr_and_store(net_addr, qstr_from_str_static("dns"), &ipconfig.aucDNSServer[0], 4);
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decode_addr_and_store(net_addr, qstr_from_str_static("mac"), &ipconfig.uaMacAddr[0], 6);
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decode_addr_and_store(net_addr, qstr_from_str_static("ssid"), &ipconfig.uaSSID[0], 32);
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return net_addr;
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}
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uint32_t last_ip = 0; // XXX such a hack!
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mp_obj_t pyb_wlan_get_host(mp_obj_t host_name) {
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const char *host = qstr_str(mp_obj_get_qstr(host_name));
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uint32_t ip;
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if (gethostbyname(host, strlen(host), &ip) < 0) {
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printf("gethostbyname failed\n");
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return mp_const_none;
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}
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if (ip == 0) {
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// unknown host
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return mp_const_none;
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}
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last_ip = ip;
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byte ip_data[4];
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ip_data[0] = ((ip >> 0) & 0xff);
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ip_data[1] = ((ip >> 8) & 0xff);
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ip_data[2] = ((ip >> 16) & 0xff);
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ip_data[3] = ((ip >> 24) & 0xff);
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return decode_addr(ip_data, 4);
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}
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mp_obj_t pyb_wlan_http_get(mp_obj_t host_name, mp_obj_t host_path) {
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if (host_name == mp_const_none) {
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last_ip = (192 << 24) | (168 << 16) | (0 << 8) | (3);
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} else {
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if (pyb_wlan_get_host(host_name) == mp_const_none) {
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nlr_jump(mp_obj_new_exception_msg(qstr_from_str_static("WlanError"), "unknown host"));
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}
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}
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int sd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
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if (sd < 0) {
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nlr_jump(mp_obj_new_exception_msg_1_arg(qstr_from_str_static("WlanError"), "socket failed: %d", (void*)sd));
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}
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//printf("socket seemed to work\n");
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//sys_tick_delay_ms(200);
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sockaddr_in remote;
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memset(&remote, 0, sizeof(sockaddr_in));
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remote.sin_family = AF_INET;
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remote.sin_port = htons(80);
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remote.sin_addr.s_addr = htonl(last_ip);
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int ret = connect(sd, (sockaddr*)&remote, sizeof(sockaddr));
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if (ret != 0) {
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nlr_jump(mp_obj_new_exception_msg_1_arg(qstr_from_str_static("WlanError"), "connect failed: %d", (void*)ret));
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}
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//printf("connect seemed to work\n");
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//sys_tick_delay_ms(200);
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vstr_t *vstr = vstr_new();
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vstr_printf(vstr, "GET %s HTTP/1.1\r\nHost: %s\r\nUser-Agent: PYBv2\r\n\r\n", qstr_str(mp_obj_get_qstr(host_path)), qstr_str(mp_obj_get_qstr(host_name)));
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const char *query = vstr_str(vstr);
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// send query
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{
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int sent = 0;
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while (sent < strlen(query)) {
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/*
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extern void SpiIntGPIOHandler(void);
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SpiIntGPIOHandler();
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*/
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//printf("sending %d bytes\n", strlen(query + sent));
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ret = send(sd, query + sent, strlen(query + sent), 0);
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//printf("sent %d bytes\n", ret);
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if (ret < 0) {
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nlr_jump(mp_obj_new_exception_msg(qstr_from_str_static("WlanError"), "send failed"));
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}
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sent += ret;
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//sys_tick_delay_ms(200);
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}
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}
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//printf("send seemed to work!\n");
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//sys_tick_delay_ms(5000);
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// receive reply
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mp_obj_t mp_ret = mp_const_none;
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{
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//printf("doing receive\n");
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char buf[64];
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vstr_reset(vstr);
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for (;;) {
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// do a select() call on this socket
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timeval timeout;
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fd_set fd_read;
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memset(&fd_read, 0, sizeof(fd_read));
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FD_SET(sd, &fd_read);
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timeout.tv_sec = 0;
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timeout.tv_usec = 500000; // 500 millisec
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int s = select(sd+1, &fd_read, NULL, NULL, &timeout);
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if (s == 0) {
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// no data available
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break;
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}
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// read data
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ret = recv(sd, buf, 64, 0);
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if (ret < 0) {
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nlr_jump(mp_obj_new_exception_msg_1_arg(qstr_from_str_static("WlanError"), "recv failed %d", (void*)ret));
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}
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vstr_add_strn(vstr, buf, ret);
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}
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mp_ret = mp_obj_new_str(qstr_from_str_take(vstr->buf, vstr->alloc));
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}
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closesocket(sd);
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return mp_ret;
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}
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mp_obj_t pyb_wlan_serve(void) {
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printf("serve socket\n");
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int sd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
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printf("serve socket got %d\n", sd);
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sys_tick_delay_ms(500);
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if (sd < 0) {
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printf("socket fail\n");
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nlr_jump(mp_obj_new_exception_msg_1_arg(qstr_from_str_static("WlanError"), "socket failed: %d", (void*)sd));
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}
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/*
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if (setsockopt(sd, SOL_SOCKET, SOCKOPT_ACCEPT_NONBLOCK, SOCK_ON, sizeof(SOCK_ON)) < 0) {
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printf("couldn't set socket as non-blocking\n");
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return mp_const_none;
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}
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*/
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sockaddr_in remote;
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memset(&remote, 0, sizeof(sockaddr_in));
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remote.sin_family = AF_INET;
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remote.sin_port = htons(8080);
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remote.sin_addr.s_addr = htonl(0);
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printf("serve bind\n");
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int ret = bind(sd, (sockaddr*)&remote, sizeof(sockaddr));
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printf("serve bind got %d\n", ret);
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sys_tick_delay_ms(100);
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if (ret != 0) {
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printf("bind fail\n");
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nlr_jump(mp_obj_new_exception_msg_1_arg(qstr_from_str_static("WlanError"), "bind failed: %d", (void*)ret));
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}
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printf("bind seemed to work\n");
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// listen
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ret = listen(sd, 0);
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printf("listen = %d\n", ret);
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sys_tick_delay_ms(100);
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// accept connections
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int fd = -1;
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for (;;) {
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sockaddr accept_addr;
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socklen_t accept_len;
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fd = accept(sd, &accept_addr, &accept_len);
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printf("accept = %d\n", fd);
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sys_tick_delay_ms(500);
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if (fd >= 0) {
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break;
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}
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}
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// receive some data
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{
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printf("receiving on sd=%d fd=%d\n", sd, fd);
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char buf[64];
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ret = recv(fd, buf, 64, 0);
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printf("recv = %d\n", ret);
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if (ret > 0) {
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printf("****%.*s****\n", ret, buf);
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}
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sys_tick_delay_ms(100);
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}
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// send some data
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ret = send(fd, "test data!", 10, 0);
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printf("send = %d\n", ret);
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sys_tick_delay_ms(100);
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closesocket(fd);
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closesocket(sd);
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return mp_const_none;
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}
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//*****************************************************************************
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//
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//! CC3000_UsynchCallback
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//!
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//! @param lEventType Event type
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//! @param data
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//! @param length
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//!
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//! @return none
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//!
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//! @brief The function handles asynchronous events that come from CC3000
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//! device and operates a led for indicate
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//
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//*****************************************************************************
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void CC3000_UsynchCallback(long lEventType, char * data, unsigned char length)
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{
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if (lEventType == HCI_EVNT_WLAN_ASYNC_SIMPLE_CONFIG_DONE)
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{
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//ulSmartConfigFinished = 1;
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//ucStopSmartConfig = 1;
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printf("WLAN: simple config done\n");
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}
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if (lEventType == HCI_EVNT_WLAN_UNSOL_CONNECT)
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{
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//ulCC3000Connected = 1;
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printf("WLAN unsol connect\n");
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}
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if (lEventType == HCI_EVNT_WLAN_UNSOL_DISCONNECT)
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{
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//ulCC3000Connected = 0;
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//ulCC3000DHCP = 0;
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//ulCC3000DHCP_configured = 0;
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printf("WLAN unsol disconnect\n");
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}
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if (lEventType == HCI_EVNT_WLAN_UNSOL_DHCP)
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{
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//ulCC3000DHCP = 1;
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printf("WLAN unsol DHCP\n");
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}
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if (lEventType == HCI_EVENT_CC3000_CAN_SHUT_DOWN)
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{
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//OkToDoShutDown = 1;
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printf("WLAN can shut down\n");
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}
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if (lEventType == HCI_EVNT_WLAN_ASYNC_PING_REPORT)
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{
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printf("WLAN async ping report\n");
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//PRINT_F("CC3000: Ping report\n\r");
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//pingReportnum++;
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//memcpy(&pingReport, data, length);
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}
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if (lEventType == HCI_EVNT_BSD_TCP_CLOSE_WAIT) {
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printf("WLAN bsd tcp close wait\n");
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/*
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uint8_t socketnum;
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socketnum = data[0];
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//PRINT_F("TCP Close wait #"); printDec(socketnum);
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if (socketnum < MAX_SOCKETS)
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closed_sockets[socketnum] = true;
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*/
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}
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}
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void pyb_wlan_init(void) {
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SpiInit();
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wlan_init(CC3000_UsynchCallback, sendWLFWPatch, sendDriverPatch, sendBootLoaderPatch, ReadWlanInterruptPin, WlanInterruptEnable, WlanInterruptDisable, WriteWlanPin);
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mp_obj_t m = mp_obj_new_module(qstr_from_str_static("wlan"));
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rt_store_attr(m, qstr_from_str_static("connect"), rt_make_function_var(0, pyb_wlan_connect));
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rt_store_attr(m, qstr_from_str_static("disconnect"), rt_make_function_n(0, pyb_wlan_disconnect));
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rt_store_attr(m, qstr_from_str_static("ip"), rt_make_function_n(0, pyb_wlan_get_ip));
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rt_store_attr(m, qstr_from_str_static("get_host"), rt_make_function_n(1, pyb_wlan_get_host));
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rt_store_attr(m, qstr_from_str_static("http_get"), rt_make_function_n(2, pyb_wlan_http_get));
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rt_store_attr(m, qstr_from_str_static("serve"), rt_make_function_n(0, pyb_wlan_serve));
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rt_store_name(qstr_from_str_static("wlan"), m);
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}
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void pyb_wlan_start(void) {
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wlan_start(0);
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// TODO: check return value !=0
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wlan_ioctl_set_connection_policy(0, 0, 0); // don't auto-connect
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wlan_ioctl_del_profile(255); // delete stored eeprom data
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// Mask out all non-required events from CC3000
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wlan_set_event_mask(HCI_EVNT_WLAN_UNSOL_INIT |
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//HCI_EVNT_WLAN_ASYNC_PING_REPORT |// we want ping reports
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//HCI_EVNT_BSD_TCP_CLOSE_WAIT |
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//HCI_EVNT_WLAN_TX_COMPLETE |
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HCI_EVNT_WLAN_KEEPALIVE);
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/*
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byte ver[2];
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int ret = nvmem_read_sp_version(ver);
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printf("nvmem_read_sp_version=%d; %02x %02x\n", ret, ver[0], ver[1]);
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*/
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}
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