tool/main.cpp
author Florian Pose <fp@igh-essen.com>
Wed, 23 Jul 2008 08:06:10 +0000
changeset 1136 a0982873d655
parent 1134 3356141fa2f8
child 1137 a73c0f54be42
permissions -rw-r--r--
Improved exceptions and commandName usage.
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/*****************************************************************************
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 *
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 * $Id$
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 *
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 ****************************************************************************/
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#include <getopt.h>
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#include <libgen.h> // basename()
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#include <iostream>
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#include <iomanip>
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#include <string>
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#include <vector>
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#include <list>
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using namespace std;
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#include "globals.h"
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/*****************************************************************************/
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string binaryBaseName;
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unsigned int masterIndex = 0;
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int slavePosition = -1;
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int domainIndex = -1;
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string commandName;
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vector<string> commandArgs;
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Verbosity verbosity = Normal;
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string dataTypeStr;
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bool force = false;
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bool helpRequested = false;
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MasterDevice masterDev;
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/*****************************************************************************/
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struct Command {
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    const char *name;
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    void (*func)(void);
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    const char *helpString;
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    const char *briefDesc;
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    int execute(void) const;
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    void displayHelp(void) const;
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};
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/*****************************************************************************/
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#define DEFINE_EXTERN_COMMAND(name) \
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    void command_##name(void); \
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    extern const char *help_##name
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#define INIT_COMMAND(name, desc) \
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    {#name, command_##name, help_##name, desc}
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DEFINE_EXTERN_COMMAND(alias);
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DEFINE_EXTERN_COMMAND(config);
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DEFINE_EXTERN_COMMAND(data);
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DEFINE_EXTERN_COMMAND(debug);
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DEFINE_EXTERN_COMMAND(domains);
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DEFINE_EXTERN_COMMAND(master);
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DEFINE_EXTERN_COMMAND(pdos);
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DEFINE_EXTERN_COMMAND(sdos);
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DEFINE_EXTERN_COMMAND(download);
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DEFINE_EXTERN_COMMAND(upload);
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DEFINE_EXTERN_COMMAND(slaves);
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DEFINE_EXTERN_COMMAND(sii_read);
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DEFINE_EXTERN_COMMAND(sii_write);
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DEFINE_EXTERN_COMMAND(states);
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DEFINE_EXTERN_COMMAND(xml);
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static const Command commands[] = {
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    INIT_COMMAND(alias, "Write alias addresses."),
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    INIT_COMMAND(config, "Show bus configuration."),
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    INIT_COMMAND(data, "Output binary domain process data."),
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    INIT_COMMAND(debug, "Set the master's debug level."),
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    INIT_COMMAND(domains, "Show domain information."),
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    INIT_COMMAND(master, "Show master information."),
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    INIT_COMMAND(pdos, "List Pdo assignment/mapping."),
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    INIT_COMMAND(sdos, "List Sdo dictionaries."),
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    INIT_COMMAND(download, "Write an Sdo entry."),
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    INIT_COMMAND(upload, "Read an Sdo entry."),
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    INIT_COMMAND(slaves, "Show slaves."),
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    INIT_COMMAND(sii_read, "Output a slave's SII contents."),
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    INIT_COMMAND(sii_write, "Write slave's SII contents."),
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    INIT_COMMAND(states, "Request slave states."),
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    INIT_COMMAND(xml, "Generate slave information XML."),
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};
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static const Command *cmdEnd = commands + sizeof(commands) / sizeof(Command);
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/*****************************************************************************/
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void printUsage()
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{
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    const Command *cmd;
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    size_t maxWidth = 0;
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    for (cmd = commands; cmd < cmdEnd; cmd++) {
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        if (strlen(cmd->name) > maxWidth) {
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            maxWidth = strlen(cmd->name);
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        }
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    }
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    cerr
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        << "Usage: " << binaryBaseName << " <COMMAND> [OPTIONS]" << endl
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		<< "Commands:" << endl;
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    cerr << left;
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    for (cmd = commands; cmd < cmdEnd; cmd++) {
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        cerr << "  " << setw(maxWidth) << cmd->name
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            << " " << cmd->briefDesc << endl;
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    }
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    cerr
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        << "Commands can be abbreviated." << endl
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		<< "Global options:" << endl
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        << "  --master  -m <master>  Index of the master to use. Default: 0"
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		<< endl
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        << "  --slave   -s <index>   Positive numerical ring position,"
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        << endl
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        << "                         or 'all' for all slaves (default)."
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        << endl
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        << "  --type    -t <type>    Forced Sdo data type." << endl
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        << "  --force   -f           Force action." << endl
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        << "  --quiet   -q           Output less information." << endl
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        << "  --verbose -v           Output more information." << endl
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        << "  --help    -h           Show this help." << endl
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        << "Call '" << binaryBaseName
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        << " <COMMAND> --help' for command-specific help." << endl
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        << "Send bug reports to " << PACKAGE_BUGREPORT << "." << endl;
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}
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/*****************************************************************************/
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void getOptions(int argc, char **argv)
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{
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    int c, argCount, optionIndex, number;
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	char *remainder;
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    static struct option longOptions[] = {
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        //name,     has_arg,           flag, val
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        {"master",  required_argument, NULL, 'm'},
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        {"slave",   required_argument, NULL, 's'},
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        {"domain",  required_argument, NULL, 'd'},
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   146
        {"type",    required_argument, NULL, 't'},
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        {"force",   no_argument,       NULL, 'f'},
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        {"quiet",   no_argument,       NULL, 'q'},
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        {"verbose", no_argument,       NULL, 'v'},
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        {"help",    no_argument,       NULL, 'h'},
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        {}
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    };
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    do {
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        c = getopt_long(argc, argv, "m:s:d:t:fqvh", longOptions, &optionIndex);
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        switch (c) {
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            case 'm':
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                number = strtoul(optarg, &remainder, 0);
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   160
                if (remainder == optarg || *remainder || number < 0) {
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                    cerr << "Invalid master number " << optarg << "!" << endl;
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   162
                    printUsage();
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                    exit(1);
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   164
                }
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				masterIndex = number;
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   166
                break;
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   167
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   168
            case 's':
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   169
                if (!strcmp(optarg, "all")) {
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   170
                    slavePosition = -1;
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   171
                } else {
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                    number = strtoul(optarg, &remainder, 0);
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   173
                    if (remainder == optarg || *remainder
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   174
                            || number < 0 || number > 0xFFFF) {
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   175
                        cerr << "Invalid slave position "
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   176
                            << optarg << "!" << endl;
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   177
                        printUsage();
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                        exit(1);
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   179
                    }
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                    slavePosition = number;
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   181
                }
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   182
                break;
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   183
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   184
            case 'd':
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   185
                if (!strcmp(optarg, "all")) {
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   186
                    domainIndex = -1;
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   187
                } else {
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   188
                    number = strtoul(optarg, &remainder, 0);
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   189
                    if (remainder == optarg || *remainder || number < 0) {
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   190
                        cerr << "Invalid domain index "
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   191
							<< optarg << "!" << endl;
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   192
                        printUsage();
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   193
                        exit(1);
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   194
                    }
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   195
                    domainIndex = number;
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   196
                }
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   197
                break;
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   198
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   199
            case 't':
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   200
                dataTypeStr = optarg;
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   201
                break;
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   202
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   203
            case 'f':
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   204
                force = true;
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   205
                break;
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diff changeset
   206
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   207
            case 'q':
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   208
                verbosity = Quiet;
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   209
                break;
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diff changeset
   210
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   211
            case 'v':
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   212
                verbosity = Verbose;
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   213
                break;
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diff changeset
   214
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   215
            case 'h':
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   216
                helpRequested = true;
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diff changeset
   217
                break;
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diff changeset
   218
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   219
            case '?':
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   220
                printUsage();
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   221
                exit(1);
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diff changeset
   222
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diff changeset
   223
            default:
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parents: 1121
diff changeset
   224
                break;
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parents: 1121
diff changeset
   225
        }
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diff changeset
   226
    }
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diff changeset
   227
    while (c != -1);
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diff changeset
   228
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   229
	argCount = argc - optind;
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diff changeset
   230
ee305a780a02 First step of moving to command list.
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diff changeset
   231
    if (!argCount) {
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diff changeset
   232
        if (!helpRequested) {
ee305a780a02 First step of moving to command list.
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diff changeset
   233
            cerr << "Please specify a command!" << endl;
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   234
        }
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diff changeset
   235
        printUsage();
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   236
        exit(!helpRequested);
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diff changeset
   237
	}
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   238
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   239
    commandName = argv[optind];
1122
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diff changeset
   240
    while (++optind < argc)
ee305a780a02 First step of moving to command list.
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diff changeset
   241
        commandArgs.push_back(string(argv[optind]));
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diff changeset
   242
}
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   243
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   244
/****************************************************************************/
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diff changeset
   245
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diff changeset
   246
int Command::execute() const
ee305a780a02 First step of moving to command list.
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diff changeset
   247
{
ee305a780a02 First step of moving to command list.
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diff changeset
   248
    try {
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diff changeset
   249
        func();
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diff changeset
   250
    } catch (InvalidUsageException &e) {
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diff changeset
   251
        cerr << e.what() << endl << endl;
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diff changeset
   252
        displayHelp();
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diff changeset
   253
        return 1;
1136
a0982873d655 Improved exceptions and commandName usage.
Florian Pose <fp@igh-essen.com>
parents: 1134
diff changeset
   254
    } catch (CommandException &e) {
1122
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   255
        cerr << e.what() << endl;
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   256
        return 1;
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   257
    } catch (MasterDeviceException &e) {
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parents: 1121
diff changeset
   258
        cerr << e.what() << endl;
ee305a780a02 First step of moving to command list.
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parents: 1121
diff changeset
   259
        return 1;
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parents: 1121
diff changeset
   260
    }
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diff changeset
   261
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diff changeset
   262
    return 0;
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parents: 1121
diff changeset
   263
}
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parents: 1121
diff changeset
   264
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parents: 1121
diff changeset
   265
/****************************************************************************/
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diff changeset
   266
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   267
void Command::displayHelp() const
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diff changeset
   268
{
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   269
    cerr << binaryBaseName << " " << commandName << " " << helpString;
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   270
}
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   271
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   272
/****************************************************************************/
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   273
1127
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   274
bool substrMatch(const string &abb, const string &full)
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   275
{
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   276
    return full.substr(0, abb.length()) == abb;
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   277
}
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   278
    
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   279
/****************************************************************************/
bd7aef6c310c Improved abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1126
diff changeset
   280
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   281
bool abbrevMatch(const string &abb, const string &full)
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   282
{
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   283
    unsigned int abbIndex;
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   284
    size_t fullPos = 0;
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   285
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   286
    for (abbIndex = 0; abbIndex < abb.length(); abbIndex++) {
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   287
        fullPos = full.find(abb[abbIndex], fullPos);
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   288
        if (fullPos == string::npos)
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   289
            return false;
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   290
    }
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   291
9976f7b9fe66 Command abbreviation.
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   292
    return true;
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   293
}
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9976f7b9fe66 Command abbreviation.
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/****************************************************************************/
9976f7b9fe66 Command abbreviation.
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   296
9976f7b9fe66 Command abbreviation.
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   297
list<const Command *> getMatchingCommands(const string &cmdStr)
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{
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    const Command *cmd;
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    list<const Command *> res;
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1127
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    // find matching commands from beginning of the string
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    for (cmd = commands; cmd < cmdEnd; cmd++) {
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   304
        if (substrMatch(cmdStr, cmd->name)) {
1125
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   305
            res.push_back(cmd);
9976f7b9fe66 Command abbreviation.
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   306
        }
9976f7b9fe66 Command abbreviation.
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   307
    }
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   308
1127
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   309
    if (!res.size()) { // nothing found
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        // find /any/ matching commands
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   311
        for (cmd = commands; cmd < cmdEnd; cmd++) {
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   312
            if (abbrevMatch(cmdStr, cmd->name)) {
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   313
                res.push_back(cmd);
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   314
            }
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   315
        }
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   316
    }
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   317
1125
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   318
    return res;
1122
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   319
}
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   320
ee305a780a02 First step of moving to command list.
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   321
/****************************************************************************/
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   322
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   323
int main(int argc, char **argv)
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   324
{
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   325
    int retval = 0;
1125
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   326
    list<const Command *> commands;
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   327
    list<const Command *>::const_iterator ci;
9976f7b9fe66 Command abbreviation.
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   328
    const Command *cmd;
1122
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   329
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   330
    binaryBaseName = basename(argv[0]);
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   331
	getOptions(argc, argv);
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   332
1125
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   333
    commands = getMatchingCommands(commandName);
9976f7b9fe66 Command abbreviation.
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   334
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   335
    if (commands.size()) {
9976f7b9fe66 Command abbreviation.
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diff changeset
   336
        if (commands.size() == 1) {
9976f7b9fe66 Command abbreviation.
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   337
            cmd = commands.front();
1129
4bc1d9f9d73c Replace abbreviation by full command.
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diff changeset
   338
            commandName = cmd->name;
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
parents: 1122
diff changeset
   339
            if (!helpRequested) {
9976f7b9fe66 Command abbreviation.
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diff changeset
   340
                masterDev.setIndex(masterIndex);
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   341
                retval = cmd->execute();
9976f7b9fe66 Command abbreviation.
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   342
            } else {
9976f7b9fe66 Command abbreviation.
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   343
                cmd->displayHelp();
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   344
            }
935
b954e9d91ea5 Added 'pdos' command to ethercat tool.
Florian Pose <fp@igh-essen.com>
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   345
        } else {
1128
b69b2c850160 Fixed typos.
Florian Pose <fp@igh-essen.com>
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   346
            cerr << "Ambiguous command abbreviation! Matching:" << endl;
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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diff changeset
   347
            for (ci = commands.begin(); ci != commands.end(); ci++) {
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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diff changeset
   348
                cerr << (*ci)->name << endl;
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   349
            }
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   350
            cerr << endl;
9976f7b9fe66 Command abbreviation.
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   351
            printUsage();
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   352
            retval = 1;
935
b954e9d91ea5 Added 'pdos' command to ethercat tool.
Florian Pose <fp@igh-essen.com>
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diff changeset
   353
        }
1125
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   354
    } else {
9976f7b9fe66 Command abbreviation.
Florian Pose <fp@igh-essen.com>
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   355
        cerr << "Unknown command " << commandName << "!" << endl << endl;
1122
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diff changeset
   356
        printUsage();
ee305a780a02 First step of moving to command list.
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   357
        retval = 1;
922
fede1d8f5b71 Added the new ethercat comman-line tool with lsec functionality.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   358
    }
fede1d8f5b71 Added the new ethercat comman-line tool with lsec functionality.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   359
1122
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   360
	return retval;
922
fede1d8f5b71 Added the new ethercat comman-line tool with lsec functionality.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   361
}
fede1d8f5b71 Added the new ethercat comman-line tool with lsec functionality.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   362
fede1d8f5b71 Added the new ethercat comman-line tool with lsec functionality.
Florian Pose <fp@igh-essen.com>
parents:
diff changeset
   363
/****************************************************************************/
1126
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diff changeset
   364
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
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diff changeset
   365
void printRawData(
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diff changeset
   366
		const uint8_t *data,
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parents: 1125
diff changeset
   367
		unsigned int size
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
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diff changeset
   368
		)
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
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diff changeset
   369
{
b09fd81894cb Moved every command into a separate file.
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parents: 1125
diff changeset
   370
    cout << hex << setfill('0');
b09fd81894cb Moved every command into a separate file.
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parents: 1125
diff changeset
   371
    while (size--) {
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   372
        cout << "0x" << setw(2) << (unsigned int) *data++;
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   373
        if (size)
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   374
            cout << " ";
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   375
    }
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   376
    cout << endl;
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   377
}
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   378
b09fd81894cb Moved every command into a separate file.
Florian Pose <fp@igh-essen.com>
parents: 1125
diff changeset
   379
/****************************************************************************/