1c3d5996a6
This is largely to aid compatibility with other non-volatile stores that have limited sized names but support a name space. This might open a path to more compact storage of the key names although that is not implemented here.
104 lines
3.8 KiB
C
104 lines
3.8 KiB
C
/*
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* Example Wifi configuration via an access point.
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*
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* Copyright (C) 2016 OurAirQuality.org
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*
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* Licensed under the Apache License, Version 2.0, January 2004 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS WITH THE SOFTWARE.
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*
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*/
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#include <string.h>
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#include <ctype.h>
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#include <espressif/esp_common.h>
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#include <espressif/user_interface.h>
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#include <esp/uart.h>
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#include <FreeRTOS.h>
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#include <task.h>
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#include "lwip/sockets.h"
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#include "wificfg/wificfg.h"
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static const char http_success_header[] = "HTTP/1.1 200 \r\n"
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"Content-Type: text/html; charset=utf-8\r\n"
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"Cache-Control: no-store\r\n"
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"Transfer-Encoding: chunked\r\n"
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"Connection: close\r\n"
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"\r\n";
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static const char *http_index_content[] = {
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#include "content/index.html"
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};
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static int handle_index(int s, wificfg_method method,
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uint32_t content_length,
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wificfg_content_type content_type,
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char *buf, size_t len)
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{
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if (wificfg_write_string(s, http_success_header) < 0) return -1;
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if (method != HTTP_METHOD_HEAD) {
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if (wificfg_write_string_chunk(s, http_index_content[0], buf, len) < 0) return -1;
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if (wificfg_write_html_title(s, buf, len, "Home") < 0) return -1;
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if (wificfg_write_string_chunk(s, http_index_content[1], buf, len) < 0) return -1;
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if (wificfg_write_string_chunk(s, "<dl class=\"dlh\">", buf, len) < 0) return -1;
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struct sockaddr_storage addr;
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socklen_t addr_len = sizeof(addr);
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if (getpeername(s, (struct sockaddr *)&addr, &addr_len) == 0) {
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if (((struct sockaddr *)&addr)->sa_family == AF_INET) {
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struct sockaddr_in *sa = (struct sockaddr_in *)&addr;
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if (wificfg_write_string_chunk(s, "<dt>Peer address</dt>", buf, len) < 0) return -1;
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snprintf(buf, len, "<dd>" IPSTR ", port %u</dd>",
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IP2STR((ip4_addr_t *)&sa->sin_addr.s_addr), ntohs(sa->sin_port));
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if (wificfg_write_string_chunk(s, buf, buf, len) < 0) return -1;
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}
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#if LWIP_IPV6
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if (((struct sockaddr *)&addr)->sa_family == AF_INET6) {
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struct sockaddr_in6 *sa = (struct sockaddr_in6 *)&addr;
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if (wificfg_write_string_chunk(s, "<dt>Peer address</dt><dd>", buf, len) < 0) return -1;
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if (inet6_ntoa_r(sa->sin6_addr, buf, len)) {
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if (wificfg_write_string_chunk(s, buf, buf, len) < 0) return -1;
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}
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snprintf(buf, len, ", port %u</dd>", ntohs(sa->sin6_port));
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if (wificfg_write_string_chunk(s, buf, buf, len) < 0) return -1;
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}
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#endif
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}
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if (wificfg_write_string_chunk(s, "</dl>", buf, len) < 0) return -1;
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if (wificfg_write_string_chunk(s, http_index_content[2], buf, len) < 0) return -1;
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if (wificfg_write_chunk_end(s) < 0) return -1;
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}
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return 0;
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}
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static const wificfg_dispatch dispatch_list[] = {
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{"/", HTTP_METHOD_GET, handle_index, false},
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{"/index.html", HTTP_METHOD_GET, handle_index, false},
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{NULL, HTTP_METHOD_ANY, NULL}
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};
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void user_init(void)
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{
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uart_set_baud(0, 115200);
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printf("SDK version:%s\n", sdk_system_get_sdk_version());
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sdk_wifi_set_sleep_type(WIFI_SLEEP_MODEM);
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wificfg_init(80, dispatch_list);
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}
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