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authorths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>2007-09-16 21:08:06 +0000
committerths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>2007-09-16 21:08:06 +0000
commit5fafdf24ef2c090c164d4dc89684b3f379dbdd87 (patch)
treec0654ee63b6dac76d98b427e92ef16850a90c652 /slirp/if.c
parentbd494f4cbd4187dda8cc8f4739763f24a31a4c8b (diff)
find -type f | xargs sed -i 's/[\t ]$//g' # on most files
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3173 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'slirp/if.c')
-rw-r--r--slirp/if.c60
1 files changed, 30 insertions, 30 deletions
diff --git a/slirp/if.c b/slirp/if.c
index 94132ca88..6834c3396 100644
--- a/slirp/if.c
+++ b/slirp/if.c
@@ -77,12 +77,12 @@ writen(fd, bptr, n)
{
int ret;
int total;
-
+
/* This should succeed most of the time */
ret = send(fd, bptr, n,0);
if (ret == n || ret <= 0)
return ret;
-
+
/* Didn't write everything, go into the loop */
total = ret;
while (n > total) {
@@ -97,7 +97,7 @@ writen(fd, bptr, n)
/*
* if_input - read() the tty, do "top level" processing (ie: check for any escapes),
* and pass onto (*ttyp->if_input)
- *
+ *
* XXXXX Any zeros arriving by themselves are NOT placed into the arriving packet.
*/
#define INBUFF_SIZE 2048 /* XXX */
@@ -107,14 +107,14 @@ if_input(ttyp)
{
u_char if_inbuff[INBUFF_SIZE];
int if_n;
-
+
DEBUG_CALL("if_input");
DEBUG_ARG("ttyp = %lx", (long)ttyp);
-
+
if_n = recv(ttyp->fd, (char *)if_inbuff, INBUFF_SIZE,0);
-
+
DEBUG_MISC((dfd, " read %d bytes\n", if_n));
-
+
if (if_n <= 0) {
if (if_n == 0 || (errno != EINTR && errno != EAGAIN)) {
if (ttyp->up)
@@ -138,19 +138,19 @@ if_input(ttyp)
}
}
ttyp->ones = ttyp->zeros = 0;
-
+
(*ttyp->if_input)(ttyp, if_inbuff, if_n);
}
-#endif
-
+#endif
+
/*
* if_output: Queue packet into an output queue.
- * There are 2 output queue's, if_fastq and if_batchq.
+ * There are 2 output queue's, if_fastq and if_batchq.
* Each output queue is a doubly linked list of double linked lists
* of mbufs, each list belonging to one "session" (socket). This
* way, we can output packets fairly by sending one packet from each
* session, instead of all the packets from one session, then all packets
- * from the next session, etc. Packets on the if_fastq get absolute
+ * from the next session, etc. Packets on the if_fastq get absolute
* priority, but if one session hogs the link, it gets "downgraded"
* to the batchq until it runs out of packets, then it'll return
* to the fastq (eg. if the user does an ls -alR in a telnet session,
@@ -163,11 +163,11 @@ if_output(so, ifm)
{
struct mbuf *ifq;
int on_fastq = 1;
-
+
DEBUG_CALL("if_output");
DEBUG_ARG("so = %lx", (long)so);
DEBUG_ARG("ifm = %lx", (long)ifm);
-
+
/*
* First remove the mbuf from m_usedlist,
* since we're gonna use m_next and m_prev ourselves
@@ -177,9 +177,9 @@ if_output(so, ifm)
remque(ifm);
ifm->m_flags &= ~M_USEDLIST;
}
-
+
/*
- * See if there's already a batchq list for this session.
+ * See if there's already a batchq list for this session.
* This can include an interactive session, which should go on fastq,
* but gets too greedy... hence it'll be downgraded from fastq to batchq.
* We mustn't put this packet back on the fastq (or we'll send it out of order)
@@ -193,7 +193,7 @@ if_output(so, ifm)
goto diddit;
}
}
-
+
/* No match, check which queue to put it on */
if (so && (so->so_iptos & IPTOS_LOWDELAY)) {
ifq = if_fastq.ifq_prev;
@@ -209,15 +209,15 @@ if_output(so, ifm)
}
} else
ifq = if_batchq.ifq_prev;
-
+
/* Create a new doubly linked list for this session */
ifm->ifq_so = so;
ifs_init(ifm);
insque(ifm, ifq);
-
+
diddit:
++if_queued;
-
+
if (so) {
/* Update *_queued */
so->so_queued++;
@@ -229,12 +229,12 @@ diddit:
* have been sent over the link
* (XXX These are arbitrary numbers, probably not optimal..)
*/
- if (on_fastq && ((so->so_nqueued >= 6) &&
+ if (on_fastq && ((so->so_nqueued >= 6) &&
(so->so_nqueued - so->so_queued) >= 3)) {
-
+
/* Remove from current queue... */
remque(ifm->ifs_next);
-
+
/* ...And insert in the new. That'll teach ya! */
insque(ifm->ifs_next, &if_batchq);
}
@@ -267,12 +267,12 @@ void
if_start(void)
{
struct mbuf *ifm, *ifqt;
-
+
DEBUG_CALL("if_start");
-
+
if (if_queued == 0)
return; /* Nothing to do */
-
+
again:
/* check if we can really output */
if (!slirp_can_output())
@@ -290,7 +290,7 @@ if_start(void)
ifm = next_m;
else
ifm = if_batchq.ifq_next;
-
+
/* Set which packet to send on next iteration */
next_m = ifm->ifq_next;
}
@@ -298,20 +298,20 @@ if_start(void)
ifqt = ifm->ifq_prev;
remque(ifm);
--if_queued;
-
+
/* If there are more packets for this session, re-queue them */
if (ifm->ifs_next != /* ifm->ifs_prev != */ ifm) {
insque(ifm->ifs_next, ifqt);
ifs_remque(ifm);
}
-
+
/* Update so_queued */
if (ifm->ifq_so) {
if (--ifm->ifq_so->so_queued == 0)
/* If there's no more queued, reset nqueued */
ifm->ifq_so->so_nqueued = 0;
}
-
+
/* Encapsulate the packet for sending */
if_encap(ifm->m_data, ifm->m_len);