[c87143a] | 1 | /* |
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| 2 | * A collection of hacks, glue, and patches to |
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| 3 | * provide a `UNIX-like' environment to ttcp. |
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| 4 | * |
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[0c9330e] | 5 | * Some of the code here may migrate to the libc |
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[c87143a] | 6 | * support routines some day. Some of the more sleazy |
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| 7 | * hacks should never make it outside this file! |
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| 8 | * |
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| 9 | * This program may be distributed and used for any purpose. |
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| 10 | * I ask only that you: |
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| 11 | * 1. Leave this author information intact. |
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| 12 | * 2. Document any changes you make. |
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| 13 | * |
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| 14 | * W. Eric Norum |
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| 15 | * Saskatchewan Accelerator Laboratory |
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| 16 | * University of Saskatchewan |
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| 17 | * Saskatoon, Saskatchewan, CANADA |
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| 18 | * eric@skatter.usask.ca |
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[7ba2ac5] | 19 | * |
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| 20 | * $Id$ |
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[c87143a] | 21 | */ |
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| 22 | |
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| 23 | #include <stdio.h> |
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[2b13801] | 24 | #include <string.h> |
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[0c9330e] | 25 | #include <ctype.h> |
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[c87143a] | 26 | #include <rtems.h> |
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[0c9330e] | 27 | #include <rtems/rtems_bsdnet.h> |
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[c87143a] | 28 | #include <rtems/error.h> |
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[0c9330e] | 29 | #include <sys/types.h> |
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| 30 | #include <sys/socket.h> |
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| 31 | #include <netinet/in.h> |
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| 32 | #include <netdb.h> |
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[c87143a] | 33 | #include <sys/time.h> |
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| 34 | |
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| 35 | /* |
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| 36 | * Glue between UNIX-style ttcp code and RTEMS |
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| 37 | */ |
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| 38 | int rtems_ttcp_main (int argc, char **argv); |
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| 39 | |
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| 40 | static int |
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| 41 | select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout) |
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| 42 | { |
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| 43 | rtems_panic ("select()"); |
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| 44 | } |
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| 45 | |
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| 46 | static void |
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| 47 | (*signal(int sig, void (*func)()))() |
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| 48 | { |
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| 49 | return 0;; |
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| 50 | } |
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| 51 | |
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| 52 | #define _SYS_RESOURCE_H_ |
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| 53 | #define RUSAGE_SELF 0 /* calling process */ |
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| 54 | #define RUSAGE_CHILDREN -1 /* terminated child processes */ |
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| 55 | struct rusage { |
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| 56 | struct timeval ru_utime; /* user time used */ |
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| 57 | struct timeval ru_stime; /* system time used */ |
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| 58 | int ru_maxrss; /* maximum resident set size */ |
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| 59 | int ru_ixrss; /* currently 0 */ |
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| 60 | int ru_idrss; /* integral resident set size */ |
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| 61 | int ru_isrss; /* currently 0 */ |
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| 62 | int ru_minflt; /* page faults not requiring physical I/O */ |
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| 63 | int ru_majflt; /* page faults requiring physical I/O */ |
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| 64 | int ru_nswap; /* swaps */ |
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| 65 | int ru_inblock; /* block input operations */ |
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| 66 | int ru_oublock; /* block output operations */ |
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| 67 | int ru_msgsnd; /* messages sent */ |
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| 68 | int ru_msgrcv; /* messages received */ |
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| 69 | int ru_nsignals; /* signals received */ |
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| 70 | int ru_nvcsw; /* voluntary context switches */ |
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| 71 | int ru_nivcsw; /* involuntary context switches */ |
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| 72 | }; |
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| 73 | int |
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| 74 | getrusage(int ignored, struct rusage *ru) |
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| 75 | { |
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| 76 | rtems_clock_time_value now; |
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| 77 | static struct rusage nullUsage; |
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| 78 | |
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| 79 | rtems_clock_get (RTEMS_CLOCK_GET_TIME_VALUE, &now); |
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| 80 | *ru = nullUsage; |
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| 81 | ru->ru_stime.tv_sec = now.seconds; |
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| 82 | ru->ru_stime.tv_usec = now.microseconds; |
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| 83 | ru->ru_utime.tv_sec = 0; |
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| 84 | ru->ru_utime.tv_usec = 0; |
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| 85 | return 0; |
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| 86 | } |
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| 87 | |
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| 88 | static void |
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| 89 | rtems_ttcp_exit (int code) |
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| 90 | { |
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[2b13801] | 91 | rtems_task_wake_after( RTEMS_MILLISECONDS_TO_TICKS(1000) ); |
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[0c9330e] | 92 | rtems_bsdnet_show_mbuf_stats (); |
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| 93 | rtems_bsdnet_show_if_stats (); |
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| 94 | rtems_bsdnet_show_ip_stats (); |
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| 95 | rtems_bsdnet_show_tcp_stats (); |
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[c87143a] | 96 | exit (code); |
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| 97 | } |
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| 98 | |
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| 99 | /* |
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| 100 | * Task to run UNIX ttcp command |
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| 101 | */ |
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| 102 | char *__progname; |
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| 103 | static void |
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| 104 | ttcpTask (rtems_task_argument arg) |
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| 105 | { |
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| 106 | int code; |
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| 107 | int argc; |
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| 108 | char arg0[10]; |
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| 109 | char *argv[20]; |
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| 110 | char linebuf[200]; |
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| 111 | |
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| 112 | for (;;) { |
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| 113 | char *cp; |
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| 114 | |
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| 115 | /* |
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| 116 | * Set up first argument |
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| 117 | */ |
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| 118 | argc = 1; |
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| 119 | strcpy (arg0, "ttcp"); |
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| 120 | argv[0] = __progname = arg0; |
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| 121 | |
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[0c9330e] | 122 | #if (defined (WRITE_TEST_ONLY)) |
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| 123 | strcpy (linebuf, "-s -t crux"); |
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| 124 | #elif (defined (READ_TEST_ONLY)) |
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| 125 | strcpy (linebuf, "-s -r"); |
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| 126 | #else |
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[c87143a] | 127 | /* |
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| 128 | * Read a line |
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| 129 | */ |
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| 130 | printf (">>> %s ", argv[0]); |
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| 131 | fflush (stdout); |
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| 132 | fgets (linebuf, sizeof linebuf, stdin); |
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[0c9330e] | 133 | #endif |
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[c87143a] | 134 | |
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| 135 | /* |
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| 136 | * Break line into arguments |
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| 137 | */ |
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| 138 | cp = linebuf; |
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| 139 | for (;;) { |
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| 140 | while (isspace (*cp)) |
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| 141 | *cp++ = '\0'; |
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| 142 | if (*cp == '\0') |
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| 143 | break; |
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| 144 | if (argc >= ((sizeof argv / sizeof argv[0]) - 1)) { |
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| 145 | printf ("Too many arguments.\n"); |
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| 146 | argc = 0; |
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| 147 | break; |
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| 148 | } |
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| 149 | argv[argc++] = cp; |
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| 150 | while (!isspace (*cp)) { |
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| 151 | if (*cp == '\0') |
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| 152 | break; |
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| 153 | cp++; |
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| 154 | } |
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| 155 | } |
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| 156 | if (argc > 1) { |
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| 157 | argv[argc] = NULL; |
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| 158 | break; |
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| 159 | } |
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| 160 | printf ("You must give some arguments!\n"); |
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| 161 | printf ("At the very least, you must provide\n"); |
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| 162 | printf (" -r\n"); |
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| 163 | printf ("or\n"); |
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| 164 | printf (" -t destination.internet.address\n"); |
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| 165 | } |
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| 166 | code = rtems_ttcp_main (argc, argv); |
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| 167 | rtems_ttcp_exit (code); |
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| 168 | } |
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| 169 | |
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| 170 | /* |
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| 171 | * Test network throughput |
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| 172 | */ |
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| 173 | void |
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| 174 | test_network (void) |
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| 175 | { |
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| 176 | rtems_id tid; |
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| 177 | rtems_status_code sc; |
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| 178 | rtems_time_of_day now; |
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| 179 | rtems_task_priority my_priority; |
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| 180 | |
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| 181 | /* |
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| 182 | * Set up time-of-day clock |
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| 183 | */ |
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| 184 | now.year = 1997; |
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| 185 | now.month = 1; |
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| 186 | now.day = 1; |
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| 187 | now.hour = 0; |
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| 188 | now.minute = 0; |
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| 189 | now.second = 0; |
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| 190 | now.ticks = 0; |
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| 191 | sc = rtems_clock_set (&now); |
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| 192 | if (sc != RTEMS_SUCCESSFUL) { |
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| 193 | printf ("Can't set date/time; %s\n", rtems_status_text (sc)); |
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| 194 | return; |
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| 195 | } |
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| 196 | |
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| 197 | /* |
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| 198 | * Spawn test task |
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| 199 | */ |
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| 200 | rtems_task_set_priority (RTEMS_SELF, RTEMS_CURRENT_PRIORITY, &my_priority); |
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| 201 | sc = rtems_task_create (rtems_build_name ('T', 'T', 'C', 'P'), |
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| 202 | my_priority, |
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| 203 | 32*1024, |
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| 204 | RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), |
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| 205 | RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, |
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| 206 | &tid); |
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| 207 | if (sc != RTEMS_SUCCESSFUL) { |
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| 208 | printf ("Can't create task; %s\n", rtems_status_text (sc)); |
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| 209 | return; |
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| 210 | } |
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| 211 | sc = rtems_task_start (tid, ttcpTask, 0); |
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| 212 | if (sc != RTEMS_SUCCESSFUL) { |
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| 213 | printf ("Can't start task; %s\n", rtems_status_text (sc)); |
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| 214 | return; |
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| 215 | } |
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[0c9330e] | 216 | rtems_task_suspend (RTEMS_SELF); |
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[c87143a] | 217 | } |
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| 218 | |
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| 219 | #define main rtems_ttcp_main |
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| 220 | #define exit(code) close(fd),rtems_ttcp_exit(code) |
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| 221 | |
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| 222 | #include "ttcp_orig/ttcp.c" |
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