@@ -22,6 +22,7 @@ typedef struct SlirpCb {
void (*timer_mod)(void *timer, int64_t expire_timer);
void (*set_nonblock)(int fd);
void (*guest_error)(const char *msg);
+ void (*notify)(void);
} SlirpCb;
@@ -21,7 +21,7 @@ struct sbuf {
};
void sbfree(struct sbuf *);
-void sbdrop(struct sbuf *, int);
+bool sbdrop(struct sbuf *, int);
void sbreserve(struct sbuf *, int);
void sbappend(struct socket *, struct mbuf *);
void sbcopy(struct sbuf *, int, int, char *);
@@ -154,6 +154,7 @@ int soreadbuf(struct socket *so, const char *buf, int size);
void sotranslate_out(struct socket *, struct sockaddr_storage *);
void sotranslate_in(struct socket *, struct sockaddr_storage *);
void sotranslate_accept(struct socket *);
+void sodrop(struct socket *, int num);
#endif /* SLIRP_SOCKET_H */
@@ -198,6 +198,7 @@ static SlirpCb slirp_cb = {
.timer_mod = net_slirp_timer_mod,
.set_nonblock = qemu_set_nonblock,
.guest_error = net_slirp_guest_error,
+ .notify = qemu_notify_event,
};
static int net_slirp_init(NetClientState *peer, const char *model,
@@ -17,7 +17,7 @@ sbfree(struct sbuf *sb)
free(sb->sb_data);
}
-void
+bool
sbdrop(struct sbuf *sb, int num)
{
int limit = sb->sb_datalen / 2;
@@ -34,8 +34,10 @@ sbdrop(struct sbuf *sb, int num)
sb->sb_rptr -= sb->sb_datalen;
if (sb->sb_cc < limit && sb->sb_cc + num >= limit) {
- qemu_notify_event();
+ return true;
}
+
+ return false;
}
void
@@ -928,3 +928,10 @@ void sotranslate_accept(struct socket *so)
break;
}
}
+
+void sodrop(struct socket *s, int num)
+{
+ if (sbdrop(&s->so_snd, num)) {
+ s->slirp->cb->notify();
+ }
+}
@@ -527,7 +527,7 @@ findso:
SEQ_GT(ti->ti_ack, tp->t_rtseq))
tcp_xmit_timer(tp, tp->t_rtt);
acked = ti->ti_ack - tp->snd_una;
- sbdrop(&so->so_snd, acked);
+ sodrop(so, acked);
tp->snd_una = ti->ti_ack;
m_free(m);
@@ -1140,10 +1140,10 @@ trimthenstep6:
}
if (acked > so->so_snd.sb_cc) {
tp->snd_wnd -= so->so_snd.sb_cc;
- sbdrop(&so->so_snd, (int )so->so_snd.sb_cc);
+ sodrop(so, (int)so->so_snd.sb_cc);
ourfinisacked = 1;
} else {
- sbdrop(&so->so_snd, acked);
+ sodrop(so, acked);
tp->snd_wnd -= acked;
ourfinisacked = 0;
}
Use a "slirp socket" helper function to call the callback when sbdrop() returns true. Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> --- slirp/libslirp.h | 1 + slirp/sbuf.h | 2 +- slirp/socket.h | 1 + net/slirp.c | 1 + slirp/sbuf.c | 6 ++++-- slirp/socket.c | 7 +++++++ slirp/tcp_input.c | 6 +++--- 7 files changed, 18 insertions(+), 6 deletions(-)