#include "qemu/sockets.h"
#include "qemu/cutils.h"
#include "qemu/config-file.h"
+#include "qemu/ctype.h"
#include "hw/qdev.h"
#include "qemu/iov.h"
#include "qemu/main-loop.h"
/***********************************************************/
/* network device redirectors */
-static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
-{
- const char *p, *p1;
- int len;
- p = *pp;
- p1 = strchr(p, sep);
- if (!p1)
- return -1;
- len = p1 - p;
- p1++;
- if (buf_size > 0) {
- if (len > buf_size - 1)
- len = buf_size - 1;
- memcpy(buf, p, len);
- buf[len] = '\0';
- }
- *pp = p1;
- return 0;
-}
-
int parse_host_port(struct sockaddr_in *saddr, const char *str,
Error **errp)
{
- char buf[512];
+ gchar **substrings;
struct hostent *he;
- const char *p, *r;
- int port;
+ const char *addr, *p, *r;
+ int port, ret = 0;
- p = str;
- if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
+ substrings = g_strsplit(str, ":", 2);
+ if (!substrings || !substrings[0] || !substrings[1]) {
error_setg(errp, "host address '%s' doesn't contain ':' "
"separating host from port", str);
- return -1;
+ ret = -1;
+ goto out;
}
+
+ addr = substrings[0];
+ p = substrings[1];
+
saddr->sin_family = AF_INET;
- if (buf[0] == '\0') {
+ if (addr[0] == '\0') {
saddr->sin_addr.s_addr = 0;
} else {
- if (qemu_isdigit(buf[0])) {
- if (!inet_aton(buf, &saddr->sin_addr)) {
+ if (qemu_isdigit(addr[0])) {
+ if (!inet_aton(addr, &saddr->sin_addr)) {
error_setg(errp, "host address '%s' is not a valid "
- "IPv4 address", buf);
- return -1;
+ "IPv4 address", addr);
+ ret = -1;
+ goto out;
}
} else {
- he = gethostbyname(buf);
+ he = gethostbyname(addr);
if (he == NULL) {
- error_setg(errp, "can't resolve host address '%s'", buf);
- return - 1;
+ error_setg(errp, "can't resolve host address '%s'", addr);
+ ret = -1;
+ goto out;
}
saddr->sin_addr = *(struct in_addr *)he->h_addr;
}
port = strtol(p, (char **)&r, 0);
if (r == p) {
error_setg(errp, "port number '%s' is invalid", p);
- return -1;
+ ret = -1;
+ goto out;
}
saddr->sin_port = htons(port);
- return 0;
+
+out:
+ g_strfreev(substrings);
+ return ret;
}
char *qemu_mac_strdup_printf(const uint8_t *macaddr)
{
g_free(nc);
}
+static ssize_t qemu_deliver_packet_iov(NetClientState *sender,
+ unsigned flags,
+ const struct iovec *iov,
+ int iovcnt,
+ void *opaque);
static void qemu_net_client_setup(NetClientState *nc,
NetClientInfo *info,
}
}
} else {
- QTAILQ_FOREACH_REVERSE(nf, &nc->filters, NetFilterHead, next) {
+ QTAILQ_FOREACH_REVERSE(nf, &nc->filters, next) {
ret = qemu_netfilter_receive(nf, direction, sender, flags, iov,
iovcnt, sent_cb);
if (ret) {
buf, size, sent_cb);
}
-void qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size)
+ssize_t qemu_send_packet(NetClientState *nc, const uint8_t *buf, int size)
{
- qemu_send_packet_async(nc, buf, size, NULL);
+ return qemu_send_packet_async(nc, buf, size, NULL);
}
ssize_t qemu_send_packet_raw(NetClientState *nc, const uint8_t *buf, int size)
return ret;
}
-ssize_t qemu_deliver_packet_iov(NetClientState *sender,
- unsigned flags,
- const struct iovec *iov,
- int iovcnt,
- void *opaque)
+static ssize_t qemu_deliver_packet_iov(NetClientState *sender,
+ unsigned flags,
+ const struct iovec *iov,
+ int iovcnt,
+ void *opaque)
{
NetClientState *nc = opaque;
int ret;
+
if (nc->link_down) {
return iov_size(iov, iovcnt);
}
NetPacketSent *sent_cb)
{
NetQueue *queue;
+ size_t size = iov_size(iov, iovcnt);
int ret;
+ if (size > NET_BUFSIZE) {
+ return size;
+ }
+
if (sender->link_down || !sender->peer) {
- return iov_size(iov, iovcnt);
+ return size;
}
/* Let filters handle the packet first */
return 0;
}
- fprintf(stderr, "qemu: Supported NIC models: ");
- for (i = 0 ; models[i]; i++)
- fprintf(stderr, "%s%c", models[i], models[i+1] ? ',' : '\n');
+ printf("Supported NIC models:\n");
+ for (i = 0 ; models[i]; i++) {
+ printf("%s\n", models[i]);
+ }
return 1;
}
[NET_CLIENT_DRIVER_BRIDGE] = net_init_bridge,
#endif
[NET_CLIENT_DRIVER_HUBPORT] = net_init_hubport,
-#ifdef CONFIG_VHOST_NET_USED
+#ifdef CONFIG_VHOST_NET_USER
[NET_CLIENT_DRIVER_VHOST_USER] = net_init_vhost_user,
#endif
#ifdef CONFIG_L2TPV3
const Netdev *netdev;
const char *name;
NetClientState *peer = NULL;
- static bool vlan_warned;
if (is_netdev) {
netdev = object;
/* missing optional values have been initialized to "all bits zero" */
name = net->has_id ? net->id : net->name;
+ if (net->has_name) {
+ warn_report("The 'name' parameter is deprecated, use 'id' instead");
+ }
+
/* Map the old options to the new flat type */
switch (opts->type) {
case NET_LEGACY_OPTIONS_TYPE_NONE:
return -1;
}
- /* Do not add to a vlan if it's a nic with a netdev= parameter. */
+ /* Do not add to a hub if it's a nic with a netdev= parameter. */
if (netdev->type != NET_CLIENT_DRIVER_NIC ||
!opts->u.nic.has_netdev) {
- peer = net_hub_add_port(net->has_vlan ? net->vlan : 0, NULL, NULL);
- }
-
- if (net->has_vlan && !vlan_warned) {
- error_report("'vlan' is deprecated. Please use 'netdev' instead.");
- vlan_warned = true;
+ peer = net_hub_add_port(0, NULL, NULL);
}
}
static int net_client_init(QemuOpts *opts, bool is_netdev, Error **errp)
{
+ gchar **substrings = NULL;
void *object = NULL;
Error *err = NULL;
int ret = -1;
Visitor *v = opts_visitor_new(opts);
- if (is_netdev && is_help_option(qemu_opt_get(opts, "type"))) {
+ const char *type = qemu_opt_get(opts, "type");
+
+ if (is_netdev && type && is_help_option(type)) {
show_netdevs();
exit(0);
} else {
const char *ip6_net = qemu_opt_get(opts, "ipv6-net");
if (ip6_net) {
- char buf[strlen(ip6_net) + 1];
+ char *prefix_addr;
+ unsigned long prefix_len = 64; /* Default 64bit prefix length. */
+
+ substrings = g_strsplit(ip6_net, "/", 2);
+ if (!substrings || !substrings[0]) {
+ error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "ipv6-net",
+ "a valid IPv6 prefix");
+ goto out;
+ }
- if (get_str_sep(buf, sizeof(buf), &ip6_net, '/') < 0) {
- /* Default 64bit prefix length. */
- qemu_opt_set(opts, "ipv6-prefix", ip6_net, &error_abort);
- qemu_opt_set_number(opts, "ipv6-prefixlen", 64, &error_abort);
- } else {
+ prefix_addr = substrings[0];
+
+ if (substrings[1]) {
/* User-specified prefix length. */
- unsigned long len;
int err;
- qemu_opt_set(opts, "ipv6-prefix", buf, &error_abort);
- err = qemu_strtoul(ip6_net, NULL, 10, &len);
-
+ err = qemu_strtoul(substrings[1], NULL, 10, &prefix_len);
if (err) {
error_setg(errp, QERR_INVALID_PARAMETER_VALUE,
- "ipv6-prefix", "a number");
- } else {
- qemu_opt_set_number(opts, "ipv6-prefixlen", len,
- &error_abort);
+ "ipv6-prefixlen", "a number");
+ goto out;
}
}
+
+ qemu_opt_set(opts, "ipv6-prefix", prefix_addr, &error_abort);
+ qemu_opt_set_number(opts, "ipv6-prefixlen", prefix_len,
+ &error_abort);
qemu_opt_unset(opts, "ipv6-net");
}
}
qapi_free_NetLegacy(object);
}
+out:
error_propagate(errp, err);
+ g_strfreev(substrings);
visit_free(v);
return ret;
}
}
}
+void colo_notify_filters_event(int event, Error **errp)
+{
+ NetClientState *nc;
+ NetFilterState *nf;
+ NetFilterClass *nfc = NULL;
+ Error *local_err = NULL;
+
+ QTAILQ_FOREACH(nc, &net_clients, next) {
+ QTAILQ_FOREACH(nf, &nc->filters, next) {
+ nfc = NETFILTER_GET_CLASS(OBJECT(nf));
+ nfc->handle_event(nf, event, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ return;
+ }
+ }
+ }
+}
+
void qmp_set_link(const char *name, bool up, Error **errp)
{
NetClientState *ncs[MAX_QUEUE_NUM];
* If the peer is a HUBPORT or a backend, we do not change the
* link status.
*
- * This behavior is compatible with qemu vlans where there could be
+ * This behavior is compatible with qemu hubs where there could be
* multiple clients that can still communicate with each other in
* disconnected mode. For now maintain this compatibility.
*/
g_free(mac);
if (ret) {
error_setg(errp, "invalid syntax for ethernet address");
- return -1;
+ goto out;
}
if (is_multicast_ether_addr(ni->macaddr.a)) {
error_setg(errp, "NIC cannot have multicast MAC address");
- return -1;
+ ret = -1;
+ goto out;
}
}
qemu_macaddr_default_if_unset(&ni->macaddr);
nb_nics++;
}
+out:
g_free(nd_id);
return ret;
}
projects / mirror_qemu.git / blobdiff