settings.hpp

在Linux/Unix环境下发包测试性能的工具

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 * National Laboratory for Applied Network Research 
 * National Center for Supercomputing Applications 
 * University of Illinois at Urbana-Champaign 
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 *
 * Settings.hpp
 * by Mark Gates <[e-mail]>
 * &  Ajay Tirumala <[e-mail]>
 * -------------------------------------------------------------------
 * Stores and parses the initial values for all the global variables.
 * -------------------------------------------------------------------
 * headers
 * uses
 *   <stdlib.h>
 *   <assert.h>
 * ------------------------------------------------------------------- */

#ifndef SETTINGS_H
#define SETTINGS_H

#include "headers.h"
#include "Thread.h"

/* -------------------------------------------------------------------
 * constants
 * ------------------------------------------------------------------- */
#ifdef __cplusplus
extern "C" {
#endif

// server/client mode
typedef enum ThreadMode {
    kMode_Unknown = 0,
    kMode_Server,
    kMode_Client,
    kMode_Reporter,
    kMode_Listener
} ThreadMode;

// report mode
typedef enum ReportMode {
    kReport_Default = 0,
    kReport_CSV,
    //kReport_XML,
    kReport_MAXIMUM
} ReportMode;

// test mode
typedef enum TestMode {
    kTest_Normal = 0,
    kTest_DualTest,
    kTest_TradeOff,
    kTest_Unknown
} TestMode;

#include "Reporter.h"
/*
 * The thread_Settings is a structure that holds all
 * options for a given execution of either a client
 * or server. By using this structure rather than
 * a global structure or class we can have multiple
 * clients or servers running with different settings.
 * In version 2.0 and above this structure contains 
 * all the information needed for a thread to execute
 * and contains only C elements so it can be manipulated
 * by either C or C++.
 */
typedef struct thread_Settings {
    // Pointers
    char*  mFileName;               // -F
    char*  mHost;                   // -c
    char*  mLocalhost;              // -B
    char*  mOutputFileName;         // -o
    FILE*  Extractor_file;
    ReportHeader*  reporthdr;
    MultiHeader*   multihdr;
    struct thread_Settings *runNow;
    struct thread_Settings *runNext;
    // int's
    int mThreads;                   // -P
    int mTOS;                       // -S
    int mSock;
    int Extractor_size;
    int mBufLen;                    // -l
    int mMSS;                       // -M
    int mTCPWin;                    // -w
    /*   flags is a BitMask of old bools
        bool   mBufLenSet;              // -l
        bool   mCompat;                 // -C
        bool   mDaemon;                 // -D
        bool   mDomain;                 // -V
        bool   mFileInput;              // -F or -I
        bool   mNodelay;                // -N
        bool   mPrintMSS;               // -m
        bool   mRemoveService;          // -R
        bool   mStdin;                  // -I
        bool   mStdout;                 // -o
        bool   mSuggestWin;             // -W
        bool   mUDP;                    // -u
        bool   mMode_time;
        bool   mReportSettings;
        bool   mMulticast;
        bool   mNoSettingsReport;       // -x s
        bool   mNoConnectionReport;     // -x c
        bool   mNoDataReport;           // -x d
        bool   mNoServerReport;         // -x 
        bool   mNoMultReport;           // -x m
        bool   mSinlgeClient;           // -1 */
    int flags; 
    // enums (which should be special int's)
    ThreadMode mThreadMode;         // -s or -c
    ReportMode mReportMode;
    TestMode mMode;                 // -r or -d
    // Hopefully int64_t's
    max_size_t mUDPRate;            // -b or -u
    max_size_t mAmount;             // -n or -t
    // doubles
    double mInterval;               // -i
    // shorts
    unsigned short mListenPort;     // -L
    unsigned short mPort;           // -p
    // chars
    char   mFormat;                 // -f
    u_char mTTL;                    // -T
    char pad1[2];
    // structs or miscellaneous
    iperf_sockaddr peer;
    Socklen_t size_peer;
    iperf_sockaddr local;
    Socklen_t size_local;
    nthread_t mTID;
#if defined( HAVE_WIN32_THREAD )
    HANDLE mHandle;
#endif
} thread_Settings;

/*
 * Due to the use of thread_Settings in C and C++
 * we are unable to use bool values. To provide
 * the functionality of bools we use the following
 * bitmask over an assumed 32 bit int. This will
 * work fine on 64bit machines we will just be ignoring
 * the upper 32bits.
 *
 * To add a flag simply define it as the next bit then
 * add the 3 support functions below.
 */
#define FLAG_BUFLENSET      0x00000001
#define FLAG_COMPAT         0x00000002
#define FLAG_DAEMON         0x00000004
#define FLAG_DOMAIN         0x00000008
#define FLAG_FILEINPUT      0x00000010
#define FLAG_NODELAY        0x00000020
#define FLAG_PRINTMSS       0x00000040
#define FLAG_REMOVESERVICE  0x00000080
#define FLAG_STDIN          0x00000100
#define FLAG_STDOUT         0x00000200
#define FLAG_SUGGESTWIN     0x00000400
#define FLAG_UDP            0x00000800
#define FLAG_MODETIME       0x00001000
#define FLAG_REPORTSETTINGS 0x00002000
#define FLAG_MULTICAST      0x00004000
#define FLAG_NOSETTREPORT   0x00008000
#define FLAG_NOCONNREPORT   0x00010000
#define FLAG_NODATAREPORT   0x00020000
#define FLAG_NOSERVREPORT   0x00040000
#define FLAG_NOMULTREPORT   0x00080000
#define FLAG_SINGLECLIENT   0x00100000
#define FLAG_SINGLEUDP      0x00200000