diff options
Diffstat (limited to 'ttcp/rtems_ttcp.c')
| -rw-r--r-- | ttcp/rtems_ttcp.c | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/ttcp/rtems_ttcp.c b/ttcp/rtems_ttcp.c new file mode 100644 index 0000000..d266b42 --- /dev/null +++ b/ttcp/rtems_ttcp.c @@ -0,0 +1,294 @@ +/* + * A collection of hacks, glue, and patches to + * provide a `UNIX-like' environment to ttcp. + * + * Some of the code here should migrate to the libc + * support routines some day. Some of the more sleazy + * hacks should never make it outside this file! + * + * This program may be distributed and used for any purpose. + * I ask only that you: + * 1. Leave this author information intact. + * 2. Document any changes you make. + * + * W. Eric Norum + * Saskatchewan Accelerator Laboratory + * University of Saskatchewan + * Saskatoon, Saskatchewan, CANADA + * eric@skatter.usask.ca + */ + +#include <stdio.h> +#include <rtems.h> +#include <rtems_ka9q.h> +#include <rtems/error.h> +#include <socket.h> +#include <sockaddr.h> +#include <netuser.h> +#include <sys/time.h> + +/* + * Glue between UNIX-style ttcp code and RTEMS + */ +int rtems_ttcp_main (int argc, char **argv); + +#define ENOBUFS 2000 + +struct hostent { + char *h_name; /* official name of host */ + char **h_aliases; /* alias list */ + int h_addrtype; /* host address type */ + int h_length; /* length of address */ + char **h_addr_list; /* list of addresses from name server */ + #define h_addr h_addr_list[0] /* address, for backward compatiblity */ +}; + +#define SOL_SOCKET 0 +#define SO_DEBUG 0 + +static struct hostent * +gethostbyname (const char *cp) +{ + rtems_panic ("gethostbyname()"); +} + +static int +select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout) +{ + rtems_panic ("select()"); +} + +static void +(*signal(int sig, void (*func)()))() +{ + return 0;; +} + +static char * +rtems_inet_ntoa (struct in_addr in) +{ + return inet_ntoa (in.s_addr); +} +#define inet_ntoa rtems_inet_ntoa +#define inet_addr(cp) resolve(cp) + +int +gettimeofday (struct timeval *tp, struct timezone *tzp) +{ + rtems_clock_time_value now; + + rtems_clock_get (RTEMS_CLOCK_GET_TIME_VALUE, &now); + tp->tv_sec = now.seconds; + tp->tv_usec = now.microseconds; + return 0; +} + +#define _SYS_RESOURCE_H_ +#define RUSAGE_SELF 0 /* calling process */ +#define RUSAGE_CHILDREN -1 /* terminated child processes */ +struct rusage { + struct timeval ru_utime; /* user time used */ + struct timeval ru_stime; /* system time used */ + int ru_maxrss; /* maximum resident set size */ + int ru_ixrss; /* currently 0 */ + int ru_idrss; /* integral resident set size */ + int ru_isrss; /* currently 0 */ + int ru_minflt; /* page faults not requiring physical I/O */ + int ru_majflt; /* page faults requiring physical I/O */ + int ru_nswap; /* swaps */ + int ru_inblock; /* block input operations */ + int ru_oublock; /* block output operations */ + int ru_msgsnd; /* messages sent */ + int ru_msgrcv; /* messages received */ + int ru_nsignals; /* signals received */ + int ru_nvcsw; /* voluntary context switches */ + int ru_nivcsw; /* involuntary context switches */ +}; +int +getrusage(int ignored, struct rusage *ru) +{ + rtems_clock_time_value now; + static struct rusage nullUsage; + + rtems_clock_get (RTEMS_CLOCK_GET_TIME_VALUE, &now); + *ru = nullUsage; + ru->ru_stime.tv_sec = now.seconds; + ru->ru_stime.tv_usec = now.microseconds; + ru->ru_utime.tv_sec = 0; + ru->ru_utime.tv_usec = 0; + return 0; +} + +/* + * Display the contents of several KA9Q tables + */ +static void +show_ka9q_tables (void) +{ + printf ("\n****************** MBUF Statistics ***************\n"); + mbufstat (); + mbufsizes (); + printf ("\n****************** Routing Table ***************\n"); + rtems_ka9q_execute_command ("route"); + printf ("\n****************** ARP Table ***************\n"); + rtems_ka9q_execute_command ("arp"); + printf ("\n****************** Driver Statistics ***************\n"); + rtems_ka9q_execute_command ("ifconfig rtems"); + printf ("\n****************** Ip Statistics ***************\n"); + rtems_ka9q_execute_command ("ip status"); + printf ("\n****************** ICMP Statistics ***************\n"); + rtems_ka9q_execute_command ("icmp status"); + printf ("\n****************** UDP Statistics ***************\n"); + rtems_ka9q_execute_command ("udp status"); + printf ("\n****************** TCP Statistics ***************\n"); + rtems_ka9q_execute_command ("tcp status"); +} + +static void +rtems_ttcp_exit (int code) +{ + rtems_interval ticksPerSecond; + + rtems_clock_get (RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticksPerSecond); + rtems_task_wake_after (ticksPerSecond * 2); + show_ka9q_tables (); + exit (code); +} + +/* + * Task to run UNIX ttcp command + */ +char *__progname; +static void +ttcpTask (rtems_task_argument arg) +{ + int code; + int argc; + char arg0[10]; + char *argv[20]; + char linebuf[200]; + + for (;;) { + char *cp; + + /* + * Set up first argument + */ + argc = 1; + strcpy (arg0, "ttcp"); + argv[0] = __progname = arg0; + + /* + * Read a line + */ + printf (">>> %s ", argv[0]); + fflush (stdout); + fgets (linebuf, sizeof linebuf, stdin); + + /* + * Break line into arguments + */ + cp = linebuf; + for (;;) { + while (isspace (*cp)) + *cp++ = '\0'; + if (*cp == '\0') + break; + if (argc >= ((sizeof argv / sizeof argv[0]) - 1)) { + printf ("Too many arguments.\n"); + argc = 0; + break; + } + argv[argc++] = cp; + while (!isspace (*cp)) { + if (*cp == '\0') + break; + cp++; + } + } + if (argc > 1) { + argv[argc] = NULL; + break; + } + printf ("You must give some arguments!\n"); + printf ("At the very least, you must provide\n"); + printf (" -r\n"); + printf ("or\n"); + printf (" -t destination.internet.address\n"); + } + code = rtems_ttcp_main (argc, argv); + rtems_ttcp_exit (code); +} + +static int +rtems_ttcp_bind (int s, struct sockaddr *name, int namelen) +{ + struct sockaddr_in *in = (struct sockaddr_in *)name; + /* + * KA9Q doesn't like 0 port numbers + */ + if (in->sin_port == 0) + in->sin_port = 2662; + return bind (s, name, namelen); +} + +/* + * Test network throughput + */ +void +test_network (void) +{ + rtems_id tid; + rtems_status_code sc; + rtems_time_of_day now; + rtems_task_priority my_priority; + + /* + * Set up time-of-day clock + */ + now.year = 1997; + now.month = 1; + now.day = 1; + now.hour = 0; + now.minute = 0; + now.second = 0; + now.ticks = 0; + sc = rtems_clock_set (&now); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't set date/time; %s\n", rtems_status_text (sc)); + return; + } + + /* + * Spawn test task + */ + rtems_task_set_priority (RTEMS_SELF, RTEMS_CURRENT_PRIORITY, &my_priority); + sc = rtems_task_create (rtems_build_name ('T', 'T', 'C', 'P'), + my_priority, + 32*1024, + RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0), + RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL, + &tid); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't create task; %s\n", rtems_status_text (sc)); + return; + } + sc = rtems_task_start (tid, ttcpTask, 0); + if (sc != RTEMS_SUCCESSFUL) { + printf ("Can't start task; %s\n", rtems_status_text (sc)); + return; + } + rtems_task_suspend (RTEMS_SELF); +} + +#define main rtems_ttcp_main +#define exit(code) close(fd),rtems_ttcp_exit(code) +#define bind rtems_ttcp_bind +#define read_timer rtems_read_timer + +/* + * RTEMS/KA9Q code expects port numbers in host byte order! + */ +#define htons(x) (x) + +#include "ttcp_orig/ttcp.c" |