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sleeping 15 seconds on ENOBUFS is silly

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dugsong 2000-11-19 14:26:15 +00:00
parent b229fa3f9a
commit 04c8461550
1 changed files with 38 additions and 0 deletions
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38
net/nmap/patches/patch-tcpip.c Normal file
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@ -0,0 +1,38 @@
--- tcpip.c.orig Sun Nov 19 09:13:48 2000
+++ tcpip.c Sun Nov 19 09:18:17 2000
@@ -317,27 +317,19 @@
struct sockaddr_in *sin = (struct sockaddr_in *) to;
int res;
-int retries = 0;
-int sleeptime = 0;
-do {
- if (TCPIP_DEBUGGING > 1) {
- log_write(LOG_STDOUT, "trying sendto(%d, packet, %d, 0, %s, %d)",
- sd, len, inet_ntoa(sin->sin_addr), tolen);
- }
- if ((res = sendto(sd, (const char *) packet, len, flags, to, tolen)) == -1) {
+if (TCPIP_DEBUGGING > 1) {
+ log_write(LOG_STDOUT, "trying sendto(%d, packet, %d, 0, %s, %d)",
+ sd, len, inet_ntoa(sin->sin_addr), tolen);
+}
+while ((res = sendto(sd, (const char *) packet, len, flags, to, tolen)) == -1) {
+ if (errno != ENOBUFS) {
error("sendto in %s: sendto(%d, packet, %d, 0, %s, %d) => %s",
functionname, sd, len, inet_ntoa(sin->sin_addr), tolen,
strerror(errno));
- if (retries > 2 || errno == EPERM)
- return -1;
- sleeptime = 15 * (1 << (2 * retries));
- error("Sleeping %d seconds then retrying", sleeptime);
- fflush(stderr);
- sleep(sleeptime);
+ return -1;
}
- retries++;
-} while( res == -1);
+}
if (TCPIP_DEBUGGING > 1)
log_write(LOG_STDOUT, "successfully sent %d bytes of raw_tcp!\n", res);