mbed_controller / Mbed 2 deprecated mbed_controller_demo

Typical controller demo program based on Seeed Arch Max. Features: - Multi-thread architecture - Inter-thread message communication - Independent command shell using thread - HTTPD with CGI, WS, RPC - Key & value pair configuration load/save

Dependencies:   CMDB EthernetInterface HTTPD dconfig mbed-rpc mbed-rtos mbed storage_on_flash

console.cpp@2:d7ffadba49b9, 2015-06-17 (annotated)

Committer:
hillkim7
Date:
Wed Jun 17 01:55:19 2015 +0000
Revision:
2:d7ffadba49b9
Parent:
0:2ffd10976643 
Fix stack overflow problem of the console task.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hillkim7 0:2ffd10976643 1 /**
hillkim7 0:2ffd10976643 2 * @file console.cpp
hillkim7 0:2ffd10976643 3 *
hillkim7 0:2ffd10976643 4 * @brief console implementation using CMDB library.
hillkim7 0:2ffd10976643 5 *
hillkim7 0:2ffd10976643 6 * After boot, it prompts "CMD>" in console. Type "help" command to get help.
hillkim7 0:2ffd10976643 7 */
hillkim7 0:2ffd10976643 8
hillkim7 0:2ffd10976643 9 #include <vector>
hillkim7 0:2ffd10976643 10 #include "mbed.h"
hillkim7 0:2ffd10976643 11 #include "cmdb.h"
hillkim7 0:2ffd10976643 12 #include "util.h"
hillkim7 0:2ffd10976643 13 #include "main.h"
hillkim7 0:2ffd10976643 14
hillkim7 0:2ffd10976643 15 #define CID_TEST 1
hillkim7 0:2ffd10976643 16 #define CID_FREE 2
hillkim7 0:2ffd10976643 17 #define CID_CFG_SET 3
hillkim7 2:d7ffadba49b9 18 #define CID_CFG_RESET 4
hillkim7 2:d7ffadba49b9 19 #define CID_CFG_SAVE 5
hillkim7 2:d7ffadba49b9 20 #define CID_CFG_PRINT 6
hillkim7 2:d7ffadba49b9 21 #define CID_IF_UP 7
hillkim7 2:d7ffadba49b9 22 #define CID_IF_DOWN 8
hillkim7 2:d7ffadba49b9 23 #define CID_IF_STAT 9
hillkim7 2:d7ffadba49b9 24
hillkim7 0:2ffd10976643 25
hillkim7 0:2ffd10976643 26 /** Sample User Command Dispatcher.
hillkim7 0:2ffd10976643 27 *
hillkim7 0:2ffd10976643 28 * @parm cmdb the command interpreter object.
hillkim7 0:2ffd10976643 29 * @parm cid the command id.
hillkim7 0:2ffd10976643 30 */
hillkim7 0:2ffd10976643 31 void my_dispatcher(Cmdb& cmdb, int cid)
hillkim7 0:2ffd10976643 32 {
hillkim7 0:2ffd10976643 33 //cmdb.printf("my_dispatcher: cid=%d\r\n", cid);
hillkim7 0:2ffd10976643 34
hillkim7 0:2ffd10976643 35 switch (cid) {
hillkim7 0:2ffd10976643 36 case CID_FREE :
hillkim7 0:2ffd10976643 37 //cmdb.printf("my_dispatcher: parm 0=%d\r\n",cmdb.INTPARM(0));
hillkim7 0:2ffd10976643 38 print_memstat();
hillkim7 0:2ffd10976643 39 break;
hillkim7 0:2ffd10976643 40 case CID_CFG_SET :
hillkim7 0:2ffd10976643 41 _config.lock_config();
hillkim7 0:2ffd10976643 42 if (!_config.value_replace(cmdb.STRINGPARM(0), cmdb.STRINGPARM(1))) {
hillkim7 0:2ffd10976643 43 cmdb.printf("invalid key='%s'\r\n", cmdb.STRINGPARM(0));
hillkim7 0:2ffd10976643 44 }
hillkim7 0:2ffd10976643 45 _config.unlock_config();
hillkim7 0:2ffd10976643 46 break;
hillkim7 2:d7ffadba49b9 47 case CID_CFG_RESET :
hillkim7 2:d7ffadba49b9 48 _config.lock_config();
hillkim7 2:d7ffadba49b9 49 _config.reset_default();
hillkim7 2:d7ffadba49b9 50 _config.unlock_config();
hillkim7 2:d7ffadba49b9 51 break;
hillkim7 0:2ffd10976643 52 case CID_CFG_SAVE :
hillkim7 0:2ffd10976643 53 _config.lock_config();
hillkim7 0:2ffd10976643 54 if (!_config.save_config()) {
hillkim7 0:2ffd10976643 55 cmdb.printf("save fail\r\n");
hillkim7 0:2ffd10976643 56 }
hillkim7 0:2ffd10976643 57 _config.unlock_config();
hillkim7 0:2ffd10976643 58 break;
hillkim7 0:2ffd10976643 59 case CID_CFG_PRINT :
hillkim7 0:2ffd10976643 60 _config.lock_config();
hillkim7 0:2ffd10976643 61 _config.print_all();
hillkim7 0:2ffd10976643 62 _config.unlock_config();
hillkim7 0:2ffd10976643 63 break;
hillkim7 0:2ffd10976643 64 case CID_IF_UP :
hillkim7 0:2ffd10976643 65 send_main_message(MSG_IFUP, 0, 0);
hillkim7 0:2ffd10976643 66 break;
hillkim7 0:2ffd10976643 67 case CID_IF_DOWN:
hillkim7 0:2ffd10976643 68 send_main_message(MSG_IFDOWN, 0, 0);
hillkim7 0:2ffd10976643 69 break;
hillkim7 0:2ffd10976643 70 case CID_IF_STAT :
hillkim7 0:2ffd10976643 71 send_main_message(MSG_IFSTAT, 0, 0);
hillkim7 0:2ffd10976643 72 break;
hillkim7 0:2ffd10976643 73 default:
hillkim7 0:2ffd10976643 74 printf("unknown CID=%u\r\n", cid);
hillkim7 0:2ffd10976643 75 break;
hillkim7 0:2ffd10976643 76 }
hillkim7 0:2ffd10976643 77 }
hillkim7 0:2ffd10976643 78
hillkim7 0:2ffd10976643 79 static const cmd user_cmd[] = {
hillkim7 0:2ffd10976643 80 {"Test",SUBSYSTEM,CID_TEST,"" ,"* Test Subsystem"},
hillkim7 0:2ffd10976643 81 {"free",CID_TEST,CID_FREE,"" ,"show amount of free memory", ""},
hillkim7 0:2ffd10976643 82 {"cfgset",CID_TEST,CID_CFG_SET,"%s %s" ,"config set", "config_key value"},
hillkim7 2:d7ffadba49b9 83 {"cfgreset",CID_TEST,CID_CFG_RESET,"" ,"config reset", ""},
hillkim7 0:2ffd10976643 84 {"cfgsave",CID_TEST,CID_CFG_SAVE,"" ,"config save to flash"},
hillkim7 0:2ffd10976643 85 {"cfgprint",CID_TEST,CID_CFG_PRINT,"" ,"print all config"},
hillkim7 0:2ffd10976643 86 {"ifup",CID_TEST,CID_IF_UP,"" ,"bring a network interface up"},
hillkim7 0:2ffd10976643 87 {"ifdown",CID_TEST,CID_IF_DOWN,"" ,"bring a network interface down"},
hillkim7 0:2ffd10976643 88 {"ifstat",CID_TEST,CID_IF_STAT,"" ,"print network info"},
hillkim7 0:2ffd10976643 89 };
hillkim7 0:2ffd10976643 90
hillkim7 0:2ffd10976643 91
hillkim7 0:2ffd10976643 92 void console_thread(void const *args)
hillkim7 0:2ffd10976643 93 {
hillkim7 0:2ffd10976643 94 Serial &serial = *((Serial *)args);
hillkim7 0:2ffd10976643 95
hillkim7 0:2ffd10976643 96 // Test the serial connection by
hillkim7 0:2ffd10976643 97 serial.printf("\r\n\r\nCmdb Command Interpreter Demo Version %0.2f.\r\n\r\n", Cmdb::version());
hillkim7 0:2ffd10976643 98
hillkim7 0:2ffd10976643 99 //Create a Command Table Vector.
hillkim7 0:2ffd10976643 100 std::vector<cmd> cmds(&user_cmd[0], &user_cmd[sizeof(user_cmd)/sizeof(user_cmd[0])]);
hillkim7 0:2ffd10976643 101
hillkim7 0:2ffd10976643 102 //Add some of our own first...
hillkim7 0:2ffd10976643 103 //Add some predefined...
hillkim7 0:2ffd10976643 104 cmds.push_back(COMMANDS); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 105 cmds.push_back(BOOT); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 106
hillkim7 0:2ffd10976643 107 cmds.push_back(ECHO); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 108 cmds.push_back(BOLD); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 109 cmds.push_back(CLS); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 110
hillkim7 0:2ffd10976643 111 cmds.push_back(MACRO); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 112 cmds.push_back(RUN); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 113 cmds.push_back(MACROS); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 114
hillkim7 0:2ffd10976643 115 //Add some predefined and mandatory...
hillkim7 0:2ffd10976643 116 cmds.push_back(IDLE); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 117 cmds.push_back(HELP); //Handled by Cmdb internally.
hillkim7 0:2ffd10976643 118
hillkim7 0:2ffd10976643 119 //Create and initialize the Command Interpreter.
hillkim7 0:2ffd10976643 120 Cmdb cmdb(serial, cmds, &my_dispatcher);
hillkim7 0:2ffd10976643 121
hillkim7 0:2ffd10976643 122 //cmdb.printf("%d=%d\r\n",cmds[0].subs,cmds[0].cid);
hillkim7 0:2ffd10976643 123 //cmdb.printf("%d=%d\r\n",cmds[1].subs,cmds[1].cid);
hillkim7 0:2ffd10976643 124
hillkim7 0:2ffd10976643 125 while (1) {
hillkim7 0:2ffd10976643 126 //Check for input...
hillkim7 0:2ffd10976643 127 if (cmdb.hasnext()==true) {
hillkim7 0:2ffd10976643 128
hillkim7 0:2ffd10976643 129 //Supply input to Command Interpreter
hillkim7 0:2ffd10976643 130 if (cmdb.scan(cmdb.next())) {
hillkim7 0:2ffd10976643 131 }
hillkim7 0:2ffd10976643 132 }
hillkim7 0:2ffd10976643 133
hillkim7 0:2ffd10976643 134 //For Macro Support we basically do the same but take characters from the macro buffer.
hillkim7 0:2ffd10976643 135 //Example Macro: Test|Int_42|Idle
hillkim7 0:2ffd10976643 136 while (cmdb.macro_hasnext()) {
hillkim7 0:2ffd10976643 137 //Get and process next character.
hillkim7 0:2ffd10976643 138 cmdb.scan(cmdb.macro_next());
hillkim7 0:2ffd10976643 139
hillkim7 0:2ffd10976643 140 //After the last character we need to add a cr to force execution.
hillkim7 0:2ffd10976643 141 if (!cmdb.macro_peek()) {
hillkim7 0:2ffd10976643 142 cmdb.scan(cr);
hillkim7 0:2ffd10976643 143 }
hillkim7 0:2ffd10976643 144 }
hillkim7 0:2ffd10976643 145 }
hillkim7 0:2ffd10976643 146 }
hillkim7 0:2ffd10976643 147
hillkim7 2:d7ffadba49b9 148