File 0018-qemu-0.14.1-mcast-udp.patch of Package qemu

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File 0018-qemu-0.14.1-mcast-udp.patch of Package qemu (Revision 09e828e2608acba1b95258c0903b6471)

Currently displaying revision 09e828e2608acba1b95258c0903b6471 , Show latest

diff -uNr old-qemu-0.14.1//block/raw-win32.c qemu-0.14.1/block/raw-win32.c
--- old-qemu-0.14.1//block/raw-win32.c	2011-05-06 21:01:43.000000000 +0200
+++ qemu-0.14.1/block/raw-win32.c	2011-05-11 15:41:45.744749392 +0200
@@ -93,7 +93,7 @@
     else if (!(flags & BDRV_O_CACHE_WB))
         overlapped |= FILE_FLAG_WRITE_THROUGH;
     s->hfile = CreateFile(filename, access_flags,
-                          FILE_SHARE_READ, NULL,
+                          FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                           OPEN_EXISTING, overlapped, NULL);
     if (s->hfile == INVALID_HANDLE_VALUE) {
         int err = GetLastError();
@@ -354,7 +354,7 @@
     else if (!(flags & BDRV_O_CACHE_WB))
         overlapped |= FILE_FLAG_WRITE_THROUGH;
     s->hfile = CreateFile(filename, access_flags,
-                          FILE_SHARE_READ, NULL,
+                          FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                           create_flags, overlapped, NULL);
     if (s->hfile == INVALID_HANDLE_VALUE) {
         int err = GetLastError();
diff -uNr old-qemu-0.14.1//hw/e1000.c qemu-0.14.1/hw/e1000.c
--- old-qemu-0.14.1//hw/e1000.c	2011-05-06 21:01:43.000000000 +0200
+++ qemu-0.14.1/hw/e1000.c	2011-05-11 15:41:45.744749392 +0200
@@ -573,7 +573,7 @@
     if (rctl & E1000_RCTL_UPE)			// promiscuous
         return 1;
 
-    if ((buf[0] & 1) && (rctl & E1000_RCTL_MPE))	// promiscuous mcast
+    if ((buf[0] & 1)) //&& (rctl & E1000_RCTL_MPE))	// promiscuous mcast
         return 1;
 
     if ((rctl & E1000_RCTL_BAM) && !memcmp(buf, bcast, sizeof bcast))
diff -uNr old-qemu-0.14.1//Makefile.objs qemu-0.14.1/Makefile.objs
--- old-qemu-0.14.1//Makefile.objs	2011-05-06 21:01:43.000000000 +0200
+++ qemu-0.14.1/Makefile.objs	2011-05-11 15:41:45.751749392 +0200
@@ -34,6 +34,7 @@
 net-nested-y = queue.o checksum.o util.o
 net-nested-y += socket.o
 net-nested-y += dump.o
+net-nested-y += udp.o
 net-nested-$(CONFIG_POSIX) += tap.o
 net-nested-$(CONFIG_LINUX) += tap-linux.o
 net-nested-$(CONFIG_WIN32) += tap-win32.o
diff -uNr old-qemu-0.14.1//net/udp.c qemu-0.14.1/net/udp.c
--- old-qemu-0.14.1//net/udp.c	1970-01-01 01:00:00.000000000 +0100
+++ qemu-0.14.1/net/udp.c	2011-05-11 15:41:45.752749392 +0200
@@ -0,0 +1,138 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "net/udp.h"
+
+#include "config-host.h"
+
+#ifndef _WIN32
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <netinet/udp.h>
+#endif
+
+#include "net.h"
+#include "qemu-char.h"
+#include "qemu-common.h"
+#include "qemu-option.h"
+#include "qemu_socket.h"
+#include "sysemu.h"
+
+
+typedef struct UDPState {
+    VLANClientState nc;
+    int rfd;
+    struct sockaddr_in sender;
+} UDPState;
+
+static void udp_to_qemu(void *opaque)
+{
+    UDPState *s = opaque;
+    uint8_t buf[4096];
+    int size;
+
+    size = recvfrom(s->rfd, (char *)buf, sizeof(buf), 0, NULL, NULL);
+    if (size > 0) {
+        qemu_send_packet(&s->nc, buf, size);
+    }
+}
+
+static ssize_t udp_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
+{
+    UDPState *s = DO_UPCAST(UDPState, nc, nc);
+    int ret;
+
+    do {
+      ret = sendto(s->rfd, (const char *)buf, size, 0, (struct sockaddr *)&s->sender, sizeof (s->sender));
+    } while (ret < 0 && errno == EINTR);
+
+    return ret;
+}
+
+static void udp_cleanup(VLANClientState *nc)
+{
+    UDPState *s = DO_UPCAST(UDPState, nc, nc);
+    qemu_set_fd_handler(s->rfd, NULL, NULL, NULL);
+    close(s->rfd);
+}
+
+static NetClientInfo net_udp_info = {
+    .type = NET_CLIENT_TYPE_UDP,
+    .size = sizeof(UDPState),
+    .receive = udp_receive,
+    .cleanup = udp_cleanup,
+};
+
+static int net_udp_init(VLANState *vlan, const char *model,
+          const char *name, int sport,
+          const char *daddr, int dport)
+{
+    VLANClientState *nc;
+    UDPState *s;
+    struct sockaddr_in receiver;
+    int ret;
+   
+    nc = qemu_new_net_client(&net_udp_info, vlan, NULL, model, name);
+
+    snprintf(nc->info_str, sizeof(nc->info_str),"udp: %i->%s:%i",
+        sport, daddr, dport);
+
+    s = DO_UPCAST(UDPState, nc, nc);
+
+    s->rfd = socket(AF_INET,SOCK_DGRAM,IPPROTO_UDP);
+    receiver.sin_family = AF_INET;
+    receiver.sin_addr.s_addr = INADDR_ANY;
+    receiver.sin_port = htons(sport);
+    ret = bind(s->rfd, (struct sockaddr *)&receiver, sizeof(receiver));
+   
+    if (ret == -1) {
+      fprintf (stderr, "bind error:%s\n", strerror(errno));
+      return ret;
+    }
+
+    memset((char*)&s->sender, 0,sizeof(s->sender));
+    s->sender.sin_family = AF_INET;
+    s->sender.sin_port = htons(dport);
+    inet_aton(daddr, &s->sender.sin_addr);
+
+    qemu_set_fd_handler(s->rfd, udp_to_qemu, NULL, s);
+
+    return 0;
+}
+
+int net_init_udp(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan)
+{
+    const char *daddr;
+    int sport, dport;
+
+    daddr  = qemu_opt_get(opts, "daddr");
+
+    sport = qemu_opt_get_number(opts, "sport", 0);
+    dport = qemu_opt_get_number(opts, "dport", 0);
+
+    if (net_udp_init(vlan, "udp", name, sport, daddr, dport) == -1) {
+        return -1;
+    }
+
+    return 0;
+}
diff -uNr old-qemu-0.14.1//net/udp.h qemu-0.14.1/net/udp.h
--- old-qemu-0.14.1//net/udp.h	1970-01-01 01:00:00.000000000 +0100
+++ qemu-0.14.1/net/udp.h	2011-05-11 15:41:45.752749392 +0200
@@ -0,0 +1,32 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#ifndef QEMU_NET_UDP_H
+#define QEMU_NET_UDP_H
+
+#include "qemu-common.h"
+#include "qemu-option.h"
+
+int net_init_udp(QemuOpts *opts, Monitor *mon, const char *name, VLANState *vlan);
+
+#endif /* QEMU_NET_UDP_H */
diff -uNr old-qemu-0.14.1//net.c qemu-0.14.1/net.c
--- old-qemu-0.14.1//net.c	2011-05-06 21:01:44.000000000 +0200
+++ qemu-0.14.1/net.c	2011-05-11 15:42:53.145749408 +0200
@@ -30,6 +30,7 @@
 #include "net/dump.h"
 #include "net/slirp.h"
 #include "net/vde.h"
+#include "net/udp.h"
 #include "net/util.h"
 #include "monitor.h"
 #include "sysemu.h"
@@ -1085,9 +1086,31 @@
                 .help = "permissions for socket",
             },
             { /* end of list */ }
-        },
+       },
 #endif
     }, {
+
+        .type = "udp",
+        .init = net_init_udp,
+        .desc = {
+            NET_COMMON_PARAMS_DESC,
+            {
+                .name = "sport",
+                .type = QEMU_OPT_NUMBER,
+      
+      		.help = "source port number",
+            }, {
+                .name = "daddr",
+                .type = QEMU_OPT_STRING,
+                .help = "destination IP address",
+            }, {
+                .name = "dport",
+                .type = QEMU_OPT_NUMBER,
+                .help = "destination port number",
+            },
+            { /* end of list */ }
+        },
+    }, {
         .type = "dump",
         .init = net_init_dump,
         .desc = {
diff -uNr old-qemu-0.14.1//net.h qemu-0.14.1/net.h
--- old-qemu-0.14.1//net.h	2011-05-06 21:01:44.000000000 +0200
+++ qemu-0.14.1/net.h	2011-05-11 15:41:45.754749392 +0200
@@ -35,6 +35,7 @@
     NET_CLIENT_TYPE_TAP,
     NET_CLIENT_TYPE_SOCKET,
     NET_CLIENT_TYPE_VDE,
+    NET_CLIENT_TYPE_UDP,
     NET_CLIENT_TYPE_DUMP
 } net_client_type;
 
diff -uNr old-qemu-0.14.1//qemu-options.hx qemu-0.14.1/qemu-options.hx
--- old-qemu-0.14.1//qemu-options.hx	2011-05-06 21:01:44.000000000 +0200
+++ qemu-0.14.1/qemu-options.hx	2011-05-11 15:41:45.755749392 +0200
@@ -1070,6 +1070,8 @@
     "-net socket[,vlan=n][,name=str][,fd=h][,mcast=maddr:port[,localaddr=addr]]\n"
     "                connect the vlan 'n' to multicast maddr and port\n"
     "                use 'localaddr=addr' to specify the host address to send packets from\n"
+    "-net udp[,vlan=n]sport=sport,dport=dport,daddr=host\n"
+    "           connect the vlan 'n' to a UDP tunnel (for Dynamips/GNS3)\n"
 #ifdef CONFIG_VDE
     "-net vde[,vlan=n][,name=str][,sock=socketpath][,port=n][,group=groupname][,mode=octalmode]\n"
     "                connect the vlan 'n' to port 'n' of a vde switch running\n"

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File 0018-qemu-0.14.1-mcast-udp.patch of Package qemu (Revision 09e828e2608acba1b95258c0903b6471)

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