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256 lines
7 KiB
C
256 lines
7 KiB
C
/* teletest.c: TELEMETRY TEST
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*
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* $Id$
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* Copyright (c) 2001-2014 Ravenbrook Limited. See end of file for license.
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*
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* .source: The command parser here was taken and adapted from bttest.c.
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*/
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#include "mpm.h"
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#include "mps.h"
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#include "mpsavm.h"
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#include "testlib.h"
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#include "mpslib.h"
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#include <stdio.h> /* fflush, fgets, printf, stdin, stdout */
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#include <stdlib.h> /* exit, EXIT_SUCCESS, strtoul */
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SRCID(teletest, "$Id$");
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static mps_arena_t arena;
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#define WORD_FORMAT "0x%0" PRIwWORD PRIuLONGEST
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#define MAX_ARGS 3
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#define INPUT_BUFFER_SIZE 512
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static mps_word_t args[MAX_ARGS];
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static char *stringArg;
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static Count argCount;
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static void callControl(mps_word_t reset, mps_word_t flip)
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{
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mps_word_t old, new;
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old = mps_telemetry_control(reset, flip);
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new = mps_telemetry_control((mps_word_t)0, (mps_word_t)0);
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printf(WORD_FORMAT " -> " WORD_FORMAT "\n",
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(ulongest_t)old, (ulongest_t)new);
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}
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static void doControl(void)
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{
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callControl(args[0], args[1]);
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}
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static void doRead(void)
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{
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mps_word_t old;
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old = mps_telemetry_control((mps_word_t)0, (mps_word_t)0);
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(void)printf(WORD_FORMAT "\n", (ulongest_t)old);
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}
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static void doSet(void)
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{
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callControl(args[0], args[0]);
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}
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static void doReset(void)
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{
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callControl(args[0], (mps_word_t)0);
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}
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static void doFlip(void)
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{
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callControl((mps_word_t)0, args[0]);
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}
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static void doIntern(void)
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{
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mps_word_t id;
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id = mps_telemetry_intern(stringArg);
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(void)printf(WORD_FORMAT "\n", (ulongest_t)id);
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}
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static void doLabel(void)
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{
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mps_telemetry_label((mps_addr_t)args[0], args[1]);
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}
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static void doFlush(void)
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{
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mps_telemetry_flush();
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}
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static void doQuit(void)
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{
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mps_arena_destroy(arena);
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exit(0);
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}
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static void doHelp(void)
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{
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(void)printf("control <reset> <flip> -> <old> <new> Control filter\n"
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"read -> <old> Read filter\n"
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"set <mask> -> <old> <new> Set filter\n"
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"reset <mask> -> <old> <new> Reset filter\n"
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"flip <mask> -> <old> <new> Toggle filter\n");
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(void)printf("intern <string> -> <id> Intern string\n"
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"label <address> <id> Label address\n"
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"flush Flush buffer\n"
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"help Print this message\n"
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"quit Quit\n");
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}
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static struct commandShapeStruct {
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const char *name;
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Count int_args;
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mps_bool_t string_arg;
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void (*fun)(void);
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} commandShapes[] = {
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{"control", 2, 0, doControl},
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{"read", 0, 0, doRead},
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{"set", 1, 0, doSet},
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{"reset", 1, 0, doReset},
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{"flip", 1, 0, doFlip},
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{"intern", 0, 1, doIntern},
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{"label", 2, 0, doLabel},
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{"flush", 0, 0, doFlush},
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{"help", 0, 0, doHelp},
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{"quit", 0, 0, doQuit},
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{NULL, 0, 0, NULL}
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};
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typedef struct commandShapeStruct *commandShape;
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static void obeyCommand(char *command)
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{
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commandShape shape = commandShapes;
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while(shape->name != NULL) {
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const char *csp = shape->name;
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char *p = command;
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while (*csp == *p) {
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csp++;
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p++;
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}
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if ((*csp == 0) && ((*p == '\n') || (*p == ' '))) { /* complete match */
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argCount = 0;
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while ((*p == ' ') && (argCount < shape->int_args)) {
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/* get an argument */
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char *newP;
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mps_word_t word;
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word = (mps_word_t)strtoul(p, &newP, 0);
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args[argCount] = word;
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if (newP == p) { /* strtoul failed */
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printf("couldn't parse an integer argument\n");
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return;
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}
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p = newP;
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++ argCount;
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}
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if(shape->string_arg) {
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char *end;
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while(*p == ' ')
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++p;
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for(end = p; *end != '\n'; end++)
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NOOP;
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*end = '\0';
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stringArg = p;
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} else {
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stringArg = NULL;
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}
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if (argCount < shape->int_args) {
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printf("insufficient arguments to command\n");
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} else if (*p != '\n' && stringArg == NULL) {
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printf("too many arguments to command\n");
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} else { /* do the command */
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shape->fun();
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}
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return;
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} else {
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++ shape; /* try next command */
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}
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}
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printf("command not understood\n> %s\n", command);
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doHelp();
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}
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#define testArenaSIZE (((size_t)64)<<20)
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extern int main(int argc, char *argv[])
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{
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testlib_init(argc, argv);
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die(mps_arena_create((mps_arena_t*)&arena, mps_arena_class_vm(),
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testArenaSIZE),
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"mps_arena_create");
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doHelp();
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while(1) {
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char input[INPUT_BUFFER_SIZE];
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printf("telemetry test> ");
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(void)fflush(stdout);
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if (fgets(input, INPUT_BUFFER_SIZE , stdin)) {
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obeyCommand(input);
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} else {
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break;
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}
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}
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mps_arena_destroy(arena);
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return EXIT_SUCCESS;
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}
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/* C. COPYRIGHT AND LICENSE
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*
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* Copyright (C) 2001-2014 Ravenbrook Limited <http://www.ravenbrook.com/>.
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* All rights reserved. This is an open source license. Contact
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* Ravenbrook for commercial licensing options.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Redistributions in any form must be accompanied by information on how
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* to obtain complete source code for this software and any accompanying
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* software that uses this software. The source code must either be
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* included in the distribution or be available for no more than the cost
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* of distribution plus a nominal fee, and must be freely redistributable
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* under reasonable conditions. For an executable file, complete source
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* code means the source code for all modules it contains. It does not
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* include source code for modules or files that typically accompany the
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* major components of the operating system on which the executable file
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* runs.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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* PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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