diff options
| author | Giovanni Di Sirio <gdisirio@gmail.com> | 2017-10-08 13:18:59 +0000 |
|---|---|---|
| committer | Giovanni Di Sirio <gdisirio@gmail.com> | 2017-10-08 13:18:59 +0000 |
| commit | a549cb2cd878ab083e56dba827a78f13f965f65c (patch) | |
| tree | 238cba14eb00bc7c6ba8367ad174f74713f6b4e1 /demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c | |
| parent | 13691d8e0c115e1cfe755067c51ca2305e26730d (diff) | |
| download | ChibiOS-a549cb2cd878ab083e56dba827a78f13f965f65c.tar.gz ChibiOS-a549cb2cd878ab083e56dba827a78f13f965f65c.tar.bz2 ChibiOS-a549cb2cd878ab083e56dba827a78f13f965f65c.zip | |
Switched demo to lwip HTTP server for testing.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10798 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c')
| -rw-r--r-- | demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c b/demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c deleted file mode 100644 index c803eebe1..000000000 --- a/demos/STM32/RT-STM32F746G-DISCOVERY-LWIP-FATFS-USB/web/web.c +++ /dev/null @@ -1,203 +0,0 @@ -/*
- ChibiOS - Copyright (C) 2006..2016 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.
- */
-
-/**
- * @file web.c
- * @brief HTTP 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 "web.h"
-
-#if LWIP_NETCONN
-
-static char url_buffer[WEB_MAX_PATH_SIZE];
-
-#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--;
- }
-}
-
-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 our lwIP HTTP server!</h1><p>This is a small test page.</body></html>";
-
-static void http_server_serve(struct netconn *conn) {
- struct netbuf *inbuf;
- char *buf;
- u16_t buflen;
- err_t err;
-
- /* Read the data from the port, blocking if nothing yet there.
- We assume the request (the part we care about) is in one netbuf.*/
- err = netconn_recv(conn, &inbuf);
-
- if (err == ERR_OK) {
- netbuf_data(inbuf, (void **)&buf, &buflen);
-
- /* Is this an HTTP GET command? (only check the first 5 chars, since
- there are other formats for GET, and we're keeping it very simple ).*/
- if (buflen >= 5 &&
- buf[0] == 'G' &&
- buf[1] == 'E' &&
- buf[2] == 'T' &&
- buf[3] == ' ' &&
- buf[4] == '/') {
-
- if (decode_url(buf + 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
- */
- netconn_write(conn, http_html_hdr, sizeof(http_html_hdr)-1, NETCONN_NOCOPY);
-
- /* Send our HTML page */
- netconn_write(conn, http_index_html, sizeof(http_index_html)-1, NETCONN_NOCOPY);
- }
- }
- /* Close the connection (server closes in HTTP) */
- netconn_close(conn);
-
- /* Delete the buffer (netconn_recv gives us ownership,
- so we have to make sure to deallocate the buffer) */
- netbuf_delete(inbuf);
-}
-
-/**
- * @brief Stack area for the http thread.
- */
-THD_WORKING_AREA(wa_http_server, WEB_THREAD_STACK_SIZE);
-
-/**
- * @brief HTTP server thread.
- */
-THD_FUNCTION(http_server, p) {
- struct netconn *conn, *newconn;
- err_t err;
-
- (void)p;
- chRegSetThreadName("http");
-
- /* Create a new TCP connection handle */
- conn = netconn_new(NETCONN_TCP);
- LWIP_ERROR("http_server: invalid conn", (conn != NULL), chThdExit(MSG_RESET););
-
- /* Bind to port 80 (HTTP) with default IP address */
- netconn_bind(conn, NULL, WEB_THREAD_PORT);
-
- /* Put the connection into LISTEN state */
- netconn_listen(conn);
-
- /* Goes to the final priority after initialization.*/
- chThdSetPriority(WEB_THREAD_PRIORITY);
-
- while (true) {
- err = netconn_accept(conn, &newconn);
- if (err != ERR_OK)
- continue;
- http_server_serve(newconn);
- netconn_delete(newconn);
- }
-}
-
-#endif /* LWIP_NETCONN */
-
-/** @} */
|