small fixes: using fd-based io instead of FILE*-based,

missed O_TRUNC, etc
This commit is contained in:
Denis Vlasenko
2006-11-18 22:03:26 +00:00
parent 5a3395bc01
commit 61126ab30a
5 changed files with 63 additions and 62 deletions

View File

@@ -13,9 +13,9 @@
int dumpleases_main(int argc, char *argv[])
{
FILE *fp;
int fp;
int i, c, mode = REMAINING;
long expires;
unsigned long expires;
const char *file = LEASES_FILE;
struct dhcpOfferedAddr lease;
struct in_addr addr;
@@ -43,11 +43,11 @@ int dumpleases_main(int argc, char *argv[])
}
}
fp = xfopen(file, "r");
fp = xopen(file, O_RDONLY);
printf("Mac Address IP-Address Expires %s\n", mode == REMAINING ? "in" : "at");
/* "00:00:00:00:00:00 255.255.255.255 Wed Jun 30 21:49:08 1993" */
while (fread(&lease, sizeof(lease), 1, fp)) {
while (full_read(fp, &lease, sizeof(lease)) == sizeof(lease)) {
printf(":%02x"+1, lease.chaddr[0]);
for (i = 1; i < 6; i++) {
printf(":%02x", lease.chaddr[i]);
@@ -59,23 +59,16 @@ int dumpleases_main(int argc, char *argv[])
if (!expires)
printf("expired\n");
else {
if (expires > 60*60*24) {
printf("%ld days, ", expires / (60*60*24));
expires %= 60*60*24;
}
if (expires > 60*60) {
printf("%ld hours, ", expires / (60*60));
expires %= 60*60;
}
if (expires > 60) {
printf("%ld minutes, ", expires / 60);
expires %= 60;
}
printf("%ld seconds\n", expires);
unsigned d, h, m;
d = expires / (24*60*60); expires %= (24*60*60);
h = expires / (60*60); expires %= (60*60);
m = expires / 60; expires %= 60;
if (d) printf("%u days ", d);
printf("%02u:%02u:%02u\n", h, m, (unsigned)expires);
}
} else printf("%s", ctime(&expires));
} else fputs(ctime(&expires), stdout);
}
fclose(fp);
/* close(fp); */
return 0;
}