+++ /dev/null
-/*\r
- * FreeRTOS Kernel V10.1.0\r
- * Copyright (C) 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.\r
- *\r
- * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
- * this software and associated documentation files (the "Software"), to deal in\r
- * the Software without restriction, including without limitation the rights to\r
- * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
- * the Software, and to permit persons to whom the Software is furnished to do so,\r
- * subject to the following conditions:\r
- *\r
- * The above copyright notice and this permission notice shall be included in all\r
- * copies or substantial portions of the Software.\r
- *\r
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
- *\r
- * http://www.FreeRTOS.org\r
- * http://aws.amazon.com/freertos\r
- *\r
- * 1 tab == 4 spaces!\r
- */\r
-\r
-/* Standard includes. */\r
-#include "stdlib.h"\r
-\r
-/* lwIP core includes */\r
-#include "lwip/opt.h"\r
-#include "lwip/sockets.h"\r
-\r
-/* FreeRTOS includes. */\r
-#include "FreeRTOS.h"\r
-#include "task.h"\r
-\r
-/* Utils includes. */\r
-#include "CommandInterpreter.h"\r
-\r
-/* Dimensions the buffer into which input characters are placed. */\r
-#define cmdMAX_INPUT_SIZE 20\r
-\r
-/* Dimensions the buffer into which string outputs can be placed. */\r
-#define cmdMAX_OUTPUT_SIZE 1024\r
-\r
-/*-----------------------------------------------------------*/\r
-\r
-void vBasicSocketsCommandInterpreterTask( void *pvParameters )\r
-{\r
-long lSocket, lClientFd, lBytes, lAddrLen = sizeof( struct sockaddr_in );\r
-struct sockaddr_in sLocalAddr;\r
-struct sockaddr_in client_addr;\r
-const signed char *pcWelcomeMessage = "FreeRTOS command server - connection accepted.\r\nType Help to view a list of registered commands.\r\n\r\n>";\r
-signed char cInChar, cInputIndex;\r
-static signed char cInputString[ cmdMAX_INPUT_SIZE ], cOutputString[ cmdMAX_OUTPUT_SIZE ];\r
-portBASE_TYPE xReturned;\r
-\r
- ( void ) pvParameters;\r
-\r
- lSocket = lwip_socket(AF_INET, SOCK_STREAM, 0);\r
-\r
- if( lSocket >= 0 )\r
- {\r
- memset((char *)&sLocalAddr, 0, sizeof(sLocalAddr));\r
- sLocalAddr.sin_family = AF_INET;\r
- sLocalAddr.sin_len = sizeof(sLocalAddr);\r
- sLocalAddr.sin_addr.s_addr = htonl(INADDR_ANY);\r
- sLocalAddr.sin_port = ntohs( ( ( unsigned short ) 23 ) );\r
-\r
- if( lwip_bind( lSocket, ( struct sockaddr *) &sLocalAddr, sizeof( sLocalAddr ) ) < 0 ) \r
- {\r
- lwip_close( lSocket );\r
- vTaskDelete( NULL );\r
- }\r
-\r
- if( lwip_listen( lSocket, 20 ) != 0 )\r
- {\r
- lwip_close( lSocket );\r
- vTaskDelete( NULL );\r
- }\r
-\r
- for( ;; )\r
- {\r
-\r
- lClientFd = lwip_accept(lSocket, ( struct sockaddr * ) &client_addr, ( u32_t * ) &lAddrLen );\r
-\r
- if( lClientFd > 0L )\r
- {\r
- lwip_send( lClientFd, pcWelcomeMessage, strlen( ( const char * ) pcWelcomeMessage ), 0 );\r
-\r
- cInputIndex = 0;\r
- memset( cInputString, 0x00, cmdMAX_INPUT_SIZE );\r
-\r
- do\r
- { \r
- lBytes = lwip_recv( lClientFd, &cInChar, sizeof( cInChar ), 0 );\r
-\r
- if( lBytes > 0L ) \r
- {\r
- if( cInChar == '\n' )\r
- {\r
- /* The input string has been terminated. Was the \r
- input a quit command? */\r
- if( strcmp( "quit", ( const char * ) cInputString ) == 0 )\r
- {\r
- /* Set lBytes to 0 to close the connection. */\r
- lBytes = 0L;\r
- }\r
- else\r
- {\r
- /* The input string was not a quit command. \r
- Pass the string to the command interpreter. */\r
- do\r
- {\r
- xReturned = xCmdIntProcessCommand( cInputString, cOutputString, cmdMAX_OUTPUT_SIZE );\r
- lwip_send( lClientFd, cOutputString, strlen( ( const char * ) cOutputString ), 0 );\r
-\r
- } while( xReturned != pdFALSE );\r
-\r
- /* All the strings generated by the input \r
- command have been sent. Clear the input\r
- string ready to receive the next command. */\r
- cInputIndex = 0;\r
- memset( cInputString, 0x00, cmdMAX_INPUT_SIZE );\r
- lwip_send( lClientFd, "\r\n>", strlen( "\r\n>" ), 0 );\r
- }\r
- }\r
- else\r
- {\r
- if( cInChar == '\r' )\r
- {\r
- /* Ignore the character. */\r
- }\r
- else if( cInChar == '\b' )\r
- {\r
- /* Backspace was pressed. Erase the last \r
- character in the string - if any. */\r
- if( cInputIndex > 0 )\r
- {\r
- cInputIndex--;\r
- cInputString[ cInputIndex ] = '\0';\r
- }\r
- }\r
- else\r
- {\r
- /* A character was entered. Add it to the string\r
- entered so far. When a \n is entered the complete\r
- string will be passed to the command interpreter. */\r
- if( cInputIndex < cmdMAX_INPUT_SIZE )\r
- {\r
- cInputString[ cInputIndex ] = cInChar;\r
- cInputIndex++;\r
- }\r
- }\r
- }\r
- }\r
-\r
- } while( lBytes > 0L );\r
-\r
- lwip_close( lClientFd );\r
- }\r
- } \r
- }\r
-\r
- /* Will only get here if a listening socket could not be created. */\r
- vTaskDelete( NULL );\r
-}\r
-\r
projects / freertos / blobdiff