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/*
* Test RTEMS TFTP Client Filesystem
*
* 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 <errno.h>
#include <string.h>
#include <rtems.h>
#include <rtems/error.h>
#include <sys/fcntl.h>
#include <unistd.h>
#include <stdlib.h>
static char cbuf[1024];
static char *fullname;
static rtems_interval then, now;
static void
showRate (unsigned long totalRead)
{
int elapsed;
printf ("Read %lu bytes", totalRead);
elapsed = now - then;
if (elapsed) {
rtems_interval ticksPerSecond;
rtems_clock_get (RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticksPerSecond);
printf (" (%ld bytes/sec)",
(long)(((long long)totalRead * ticksPerSecond)
/ elapsed));
}
printf (".\n");
}
static void
testRawRead (void)
{
int fd;
int nread;
unsigned long totalRead = 0;
fd = open (fullname, O_RDONLY);
if (fd < 0) {
printf ("Open failed: %s\n", strerror (errno));
return;
}
rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then);
for (;;) {
nread = read (fd, cbuf, sizeof cbuf);
if (nread < 0) {
printf ("Read failed: %s\n", strerror (errno));
close (fd);
return;
}
if (nread == 0)
break;
totalRead += nread;
}
rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now);
close (fd);
showRate (totalRead);
}
static void
testFread (void)
{
FILE *fp;
int nread;
unsigned long totalRead = 0;
fp = fopen (fullname, "r");
if (fp == NULL) {
printf ("Open failed: %s\n", strerror (errno));
return;
}
rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then);
for (;;) {
nread = fread (cbuf, sizeof cbuf[0], sizeof cbuf, fp);
if (nread < 0) {
printf ("Read failed: %s\n", strerror (errno));
fclose (fp);
return;
}
if (nread == 0)
break;
totalRead += nread;
}
rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now);
fclose (fp);
showRate (totalRead);
}
static int
makeFullname (const char *hostname, const char *file)
{
if (hostname == NULL)
hostname = "";
fullname = realloc (fullname, 8 + strlen (file) + strlen (hostname));
sprintf (fullname, "/TFTP/%s/%s", hostname, file);
printf ("Read `%s'.\n", fullname);
return 1;
}
void
testTFTP (const char *hostname, const char *filename)
{
/*
* Check that invalid file names are reported as such
*/
if (makeFullname (hostname, "")) {
testRawRead ();
testFread ();
}
/*
* Check that non-existent files are reported as such
*/
if (makeFullname (hostname, "BAD-FILE-NAME")) {
testRawRead ();
testFread ();
}
/*
* Check that read works
*/
if (makeFullname (hostname, filename)) {
testRawRead ();
testFread ();
}
}
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