diff options
Diffstat (limited to 'demos/ATSAMA5D2/RT-SAMA-LWIP-WOLFSSL/web/web.c')
| -rw-r--r-- | demos/ATSAMA5D2/RT-SAMA-LWIP-WOLFSSL/web/web.c | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/demos/ATSAMA5D2/RT-SAMA-LWIP-WOLFSSL/web/web.c b/demos/ATSAMA5D2/RT-SAMA-LWIP-WOLFSSL/web/web.c deleted file mode 100644 index a8a6385fc..000000000 --- a/demos/ATSAMA5D2/RT-SAMA-LWIP-WOLFSSL/web/web.c +++ /dev/null @@ -1,217 +0,0 @@ -/*
- ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-/*
- * This file is a modified version of the lwIP web server demo. The original
- * author is unknown because the file didn't contain any license information.
- *
- * The HTTPS version is Copyright (C) 2017 - WolfSSL Inc. and is based on the
- * demo HTTP code of ChibiOS.
- */
-
-
-/**
- * @file web.c
- * @brief HTTPS server wrapper thread code.
- * @addtogroup WEB_THREAD
- * @{
- */
-
-#include <ctype.h>
-
-#include "ch.h"
-
-#include "lwip/opt.h"
-#include "lwip/arch.h"
-#include "lwip/api.h"
-
-#include "wolfssl_chibios.h"
-#include "web.h"
-
-#if LWIP_NETCONN
-
-static char url_buffer[WEB_MAX_PATH_SIZE];
-extern unsigned char server_cert[];
-extern unsigned int server_cert_len;
-extern unsigned char server_key[];
-extern unsigned int server_key_len;
-
-#define HEXTOI(x) (isdigit(x) ? (x) - '0' : (x) - 'a' + 10)
-
-/**
- * @brief Decodes an URL sting.
- * @note The string is terminated by a zero or a separator.
- *
- * @param[in] url encoded URL string
- * @param[out] buf buffer for the processed string
- * @param[in] max max number of chars to copy into the buffer
- * @return The conversion status.
- * @retval false string converted.
- * @retval true the string was not valid or the buffer overflowed
- *
- * @notapi
- */
-static bool decode_url(const char *url, char *buf, size_t max) {
-
- while (true) {
- int h, l;
- unsigned c = *url++;
-
- switch (c) {
- case 0:
- case '\r':
- case '\n':
- case '\t':
- case ' ':
- case '?':
- *buf = 0;
- return false;
- case '.':
- if (max <= 1)
- return true;
-
- h = *(url + 1);
- if (h == '.')
- return true;
-
- break;
- case '%':
- if (max <= 1)
- return true;
-
- h = tolower((int)*url++);
- if (h == 0)
- return true;
- if (!isxdigit(h))
- return true;
-
- l = tolower((int)*url++);
- if (l == 0)
- return true;
- if (!isxdigit(l))
- return true;
-
- c = (char)((HEXTOI(h) << 4) | HEXTOI(l));
- break;
- default:
- if (max <= 1)
- return true;
-
- if (!isalnum(c) && (c != '_') && (c != '-') && (c != '+') &&
- (c != '/'))
- return true;
-
- break;
- }
-
- *buf++ = c;
- max--;
- }
-}
-
-
-#define MAX_HTTPREQ_SIZE 256
-static const char http_html_hdr[] = "HTTP/1.1 200 OK\r\nContent-type: text/html\r\n\r\n";
-static const char http_index_html[] = "<html><head><title>Congrats!</title></head><body><h1>Welcome to chibiOS HTTPS server!</h1><p>Powered by LwIP + WolfSSL</body></html>";
-
-static char inbuf[MAX_HTTPREQ_SIZE];
-static void https_server_serve(sslconn *sc)
-{
- int ret;
-
- /* Read the data from the port, blocking if nothing yet there.
- We assume the request (the part we care about) is in one netbuf.*/
- ret = wolfSSL_read(sc->ssl, inbuf, MAX_HTTPREQ_SIZE);
- if (ret >= 5 &&
- inbuf[0] == 'G' &&
- inbuf[1] == 'E' &&
- inbuf[2] == 'T' &&
- inbuf[3] == ' ' &&
- inbuf[4] == '/') {
-
- if (decode_url(inbuf + 4, url_buffer, WEB_MAX_PATH_SIZE)) {
- /* Invalid URL handling.*/
- return;
- }
-
- /* Send the HTML header
- * subtract 1 from the size, since we dont send the \0 in the string
- * NETCONN_NOCOPY: our data is const static, so no need to copy it
- */
- wolfSSL_write(sc->ssl, http_html_hdr, sizeof(http_html_hdr)-1);
-
- /* Send our HTML page */
- wolfSSL_write(sc->ssl, http_index_html, sizeof(http_index_html)-1);
- }
-}
-
-/**
- * @brief Stack area for the http thread.
- */
-THD_WORKING_AREA(wa_https_server, WEB_THREAD_STACK_SIZE);
-
-/**
- * @brssl HTTPS server thread.
- */
-THD_FUNCTION(https_server, p) {
- sslconn *sc, *newsc;
- (void)p;
- chRegSetThreadName("https");
-
- /* Initialize wolfSSL */
- wolfSSL_Init();
-
- /* Create a new SSL connection handle */
- sc = sslconn_new(NETCONN_TCP, wolfTLSv1_2_server_method());
- if (!sc) {
- while(1) {}
- }
-
- /* Load certificate file for the HTTPS server */
- if (wolfSSL_CTX_use_certificate_buffer(sc->ctx, server_cert,
- server_cert_len, SSL_FILETYPE_ASN1 ) != SSL_SUCCESS)
- while(1) {}
-
- /* Load the private key */
- if (wolfSSL_CTX_use_PrivateKey_buffer(sc->ctx, server_key,
- server_key_len, SSL_FILETYPE_ASN1 ) != SSL_SUCCESS)
- while(1) {}
-
- /* Bind to port 443 (HTTPS) with default IP address */
- netconn_bind(sc->conn, NULL, WEB_THREAD_PORT);
-
- /* Put the connection into LISTEN state */
- netconn_listen(sc->conn);
-
- /* Goes to the final priority after initialization.*/
- chThdSetPriority(WEB_THREAD_PRIORITY);
-
- /* Listening loop */
- while (true) {
- newsc = sslconn_accept(sc);
- if (!newsc) {
- chThdSleepMilliseconds(500);
- continue;
- }
- /* New connection: a new SSL connector is spawned */
- https_server_serve(newsc);
- sslconn_close(newsc);
- }
-}
-
-#endif /* LWIP_NETCONN */
-
-/** @} */
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