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-rw-r--r--hw/pci-hotplug.c7
-rw-r--r--net.c131
-rw-r--r--net.h2
-rw-r--r--vl.c2
4 files changed, 75 insertions, 67 deletions
diff --git a/hw/pci-hotplug.c b/hw/pci-hotplug.c
index 4d18ea2fca..abe5bae4ac 100644
--- a/hw/pci-hotplug.c
+++ b/hw/pci-hotplug.c
@@ -33,11 +33,12 @@
#include "virtio-blk.h"
#if defined(TARGET_I386) || defined(TARGET_X86_64)
-static PCIDevice *qemu_pci_hot_add_nic(PCIBus *pci_bus, const char *opts)
+static PCIDevice *qemu_pci_hot_add_nic(Monitor *mon, PCIBus *pci_bus,
+ const char *opts)
{
int ret;
- ret = net_client_init("nic", opts);
+ ret = net_client_init(mon, "nic", opts);
if (ret < 0)
return NULL;
return pci_nic_init(pci_bus, &nd_table[ret], -1, "rtl8139");
@@ -149,7 +150,7 @@ void pci_device_hot_add(Monitor *mon, const char *pci_addr, const char *type,
}
if (strcmp(type, "nic") == 0)
- dev = qemu_pci_hot_add_nic(pci_bus, opts);
+ dev = qemu_pci_hot_add_nic(mon, pci_bus, opts);
else if (strcmp(type, "storage") == 0)
dev = qemu_pci_hot_add_storage(mon, pci_bus, opts);
else
diff --git a/net.c b/net.c
index 2594ed73a9..7f7616b00c 100644
--- a/net.c
+++ b/net.c
@@ -532,6 +532,21 @@ ssize_t qemu_sendv_packet(VLANClientState *sender, const struct iovec *iov,
return max_len;
}
+static void config_error(Monitor *mon, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (mon) {
+ monitor_vprintf(mon, fmt, ap);
+ } else {
+ fprintf(stderr, "qemu: ");
+ vfprintf(stderr, fmt, ap);
+ exit(1);
+ }
+ va_end(ap);
+}
+
#if defined(CONFIG_SLIRP)
/* slirp network adapter */
@@ -674,7 +689,7 @@ void net_slirp_redir(Monitor *mon, const char *redir_str, const char *redir_opt2
{
int is_udp;
char buf[256], *r;
- const char *p, *errmsg;
+ const char *p;
struct in_addr guest_addr;
int host_port, guest_port;
@@ -723,20 +738,12 @@ void net_slirp_redir(Monitor *mon, const char *redir_str, const char *redir_opt2
goto fail_syntax;
if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
- errmsg = "could not set up redirection\n";
- goto fail;
+ config_error(mon, "could not set up redirection '%s'\n", redir_str);
}
return;
fail_syntax:
- errmsg = "invalid redirection format\n";
- fail:
- if (mon) {
- monitor_printf(mon, "%s", errmsg);
- } else {
- fprintf(stderr, "qemu: %s", errmsg);
- exit(1);
- }
+ config_error(mon, "invalid redirection format '%s'\n", redir_str);
}
#ifndef _WIN32
@@ -1784,7 +1791,7 @@ static void net_dump_cleanup(VLANClientState *vc)
qemu_free(s);
}
-static int net_dump_init(VLANState *vlan, const char *device,
+static int net_dump_init(Monitor *mon, VLANState *vlan, const char *device,
const char *name, const char *filename, int len)
{
struct pcap_file_hdr hdr;
@@ -1794,7 +1801,7 @@ static int net_dump_init(VLANState *vlan, const char *device,
s->fd = open(filename, O_CREAT | O_WRONLY, 0644);
if (s->fd < 0) {
- fprintf(stderr, "-net dump: can't open %s\n", filename);
+ config_error(mon, "-net dump: can't open %s\n", filename);
return -1;
}
@@ -1809,7 +1816,7 @@ static int net_dump_init(VLANState *vlan, const char *device,
hdr.linktype = 1;
if (write(s->fd, &hdr, sizeof(hdr)) < sizeof(hdr)) {
- perror("-net dump write error");
+ config_error(mon, "-net dump write error: %s\n", strerror(errno));
close(s->fd);
qemu_free(s);
return -1;
@@ -1884,7 +1891,7 @@ void qemu_check_nic_model_list(NICInfo *nd, const char * const *models,
exit(exit_status);
}
-int net_client_init(const char *device, const char *p)
+int net_client_init(Monitor *mon, const char *device, const char *p)
{
static const char * const fd_params[] = {
"vlan", "name", "fd", NULL
@@ -1901,7 +1908,7 @@ int net_client_init(const char *device, const char *p)
vlan = qemu_find_vlan(vlan_id);
if (get_param_value(buf, sizeof(buf), "name", p)) {
- name = strdup(buf);
+ name = qemu_strdup(buf);
}
if (!strcmp(device, "nic")) {
static const char * const nic_params[] = {
@@ -1912,12 +1919,12 @@ int net_client_init(const char *device, const char *p)
int idx = nic_get_free_idx();
if (check_params(buf, sizeof(buf), nic_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- buf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", buf, p);
+ ret = -1;
+ goto out;
}
if (idx == -1 || nb_nics >= MAX_NICS) {
- fprintf(stderr, "Too Many NICs\n");
+ config_error(mon, "Too Many NICs\n");
ret = -1;
goto out;
}
@@ -1932,7 +1939,7 @@ int net_client_init(const char *device, const char *p)
if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
if (parse_macaddr(macaddr, buf) < 0) {
- fprintf(stderr, "invalid syntax for ethernet address\n");
+ config_error(mon, "invalid syntax for ethernet address\n");
ret = -1;
goto out;
}
@@ -1950,8 +1957,9 @@ int net_client_init(const char *device, const char *p)
} else
if (!strcmp(device, "none")) {
if (*p != '\0') {
- fprintf(stderr, "qemu: 'none' takes no parameters\n");
- return -1;
+ config_error(mon, "'none' takes no parameters\n");
+ ret = -1;
+ goto out;
}
/* does nothing. It is needed to signal that no network cards
are wanted */
@@ -1963,9 +1971,9 @@ int net_client_init(const char *device, const char *p)
"vlan", "name", "hostname", "restrict", "ip", NULL
};
if (check_params(buf, sizeof(buf), slirp_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- buf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", buf, p);
+ ret = -1;
+ goto out;
}
if (get_param_value(buf, sizeof(buf), "hostname", p)) {
pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
@@ -1986,7 +1994,7 @@ int net_client_init(const char *device, const char *p)
port = strtol(p, &devname, 10);
devname++;
if (port < 1 || port > 65535) {
- fprintf(stderr, "vmchannel wrong port number\n");
+ config_error(mon, "vmchannel wrong port number\n");
ret = -1;
goto out;
}
@@ -1994,8 +2002,8 @@ int net_client_init(const char *device, const char *p)
snprintf(name, 20, "vmchannel%ld", port);
vmc->hd = qemu_chr_open(name, devname, NULL);
if (!vmc->hd) {
- fprintf(stderr, "qemu: could not open vmchannel device"
- "'%s'\n", devname);
+ config_error(mon, "could not open vmchannel device '%s'\n",
+ devname);
ret = -1;
goto out;
}
@@ -2014,12 +2022,12 @@ int net_client_init(const char *device, const char *p)
char ifname[64];
if (check_params(buf, sizeof(buf), tap_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- buf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", buf, p);
+ ret = -1;
+ goto out;
}
if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
- fprintf(stderr, "tap: no interface name\n");
+ config_error(mon, "tap: no interface name\n");
ret = -1;
goto out;
}
@@ -2035,9 +2043,9 @@ int net_client_init(const char *device, const char *p)
vlan->nb_host_devs++;
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
if (check_params(chkbuf, sizeof(chkbuf), fd_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
fd = strtol(buf, NULL, 0);
fcntl(fd, F_SETFL, O_NONBLOCK);
@@ -2048,9 +2056,9 @@ int net_client_init(const char *device, const char *p)
"vlan", "name", "ifname", "script", "downscript", NULL
};
if (check_params(chkbuf, sizeof(chkbuf), tap_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
ifname[0] = '\0';
@@ -2070,9 +2078,9 @@ int net_client_init(const char *device, const char *p)
if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
int fd;
if (check_params(chkbuf, sizeof(chkbuf), fd_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
fd = strtol(buf, NULL, 0);
ret = -1;
@@ -2083,9 +2091,9 @@ int net_client_init(const char *device, const char *p)
"vlan", "name", "listen", NULL
};
if (check_params(chkbuf, sizeof(chkbuf), listen_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
ret = net_socket_listen_init(vlan, device, name, buf);
} else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
@@ -2093,9 +2101,9 @@ int net_client_init(const char *device, const char *p)
"vlan", "name", "connect", NULL
};
if (check_params(chkbuf, sizeof(chkbuf), connect_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
ret = net_socket_connect_init(vlan, device, name, buf);
} else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
@@ -2103,13 +2111,13 @@ int net_client_init(const char *device, const char *p)
"vlan", "name", "mcast", NULL
};
if (check_params(chkbuf, sizeof(chkbuf), mcast_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- chkbuf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", chkbuf, p);
+ ret = -1;
+ goto out;
}
ret = net_socket_mcast_init(vlan, device, name, buf);
} else {
- fprintf(stderr, "Unknown socket options: %s\n", p);
+ config_error(mon, "Unknown socket options: %s\n", p);
ret = -1;
goto out;
}
@@ -2124,9 +2132,9 @@ int net_client_init(const char *device, const char *p)
int vde_port, vde_mode;
if (check_params(buf, sizeof(buf), vde_params, p) < 0) {
- fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
- buf, p);
- return -1;
+ config_error(mon, "invalid parameter '%s' in '%s'\n", buf, p);
+ ret = -1;
+ goto out;
}
vlan->nb_host_devs++;
if (get_param_value(vde_sock, sizeof(vde_sock), "sock", p) <= 0) {
@@ -2157,18 +2165,17 @@ int net_client_init(const char *device, const char *p)
if (!get_param_value(buf, sizeof(buf), "file", p)) {
snprintf(buf, sizeof(buf), "qemu-vlan%d.pcap", vlan_id);
}
- ret = net_dump_init(vlan, device, name, buf, len);
+ ret = net_dump_init(mon, vlan, device, name, buf, len);
} else {
- fprintf(stderr, "Unknown network device: %s\n", device);
+ config_error(mon, "Unknown network device: %s\n", device);
ret = -1;
goto out;
}
if (ret < 0) {
- fprintf(stderr, "Could not initialize device '%s'\n", device);
+ config_error(mon, "Could not initialize device '%s'\n", device);
}
out:
- if (name)
- free(name);
+ qemu_free(name);
return ret;
}
@@ -2206,7 +2213,7 @@ void net_host_device_add(Monitor *mon, const char *device, const char *opts)
monitor_printf(mon, "invalid host network device %s\n", device);
return;
}
- if (net_client_init(device, opts ? opts : "") < 0) {
+ if (net_client_init(mon, device, opts ? opts : "") < 0) {
monitor_printf(mon, "adding host network device %s failed\n", device);
}
}
@@ -2252,7 +2259,7 @@ int net_client_parse(const char *str)
if (*p == ',')
p++;
- return net_client_init(device, p);
+ return net_client_init(NULL, device, p);
}
void do_info_network(Monitor *mon)
diff --git a/net.h b/net.h
index feee021f78..3e602f7299 100644
--- a/net.h
+++ b/net.h
@@ -108,7 +108,7 @@ uint16_t net_checksum_tcpudp(uint16_t length, uint16_t proto,
void net_checksum_calculate(uint8_t *data, int length);
/* from net.c */
-int net_client_init(const char *device, const char *p);
+int net_client_init(Monitor *mon, const char *device, const char *p);
void net_client_uninit(NICInfo *nd);
int net_client_parse(const char *str);
void net_slirp_smb(const char *exported_dir);
diff --git a/vl.c b/vl.c
index 659e9f7bc5..94027c0d0d 100644
--- a/vl.c
+++ b/vl.c
@@ -2699,7 +2699,7 @@ static int usb_device_add(const char *devname, int is_hotplug)
} else if (strstart(devname, "net:", &p)) {
int nic = nb_nics;
- if (net_client_init("nic", p) < 0)
+ if (net_client_init(NULL, "nic", p) < 0)
return -1;
nd_table[nic].model = "usb";
dev = usb_net_init(&nd_table[nic]);