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1 | 63a01ef8 | aliguori | /*
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2 | 63a01ef8 | aliguori | * QEMU System Emulator
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3 | 63a01ef8 | aliguori | *
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4 | 63a01ef8 | aliguori | * Copyright (c) 2003-2008 Fabrice Bellard
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5 | 63a01ef8 | aliguori | *
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6 | 63a01ef8 | aliguori | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 63a01ef8 | aliguori | * of this software and associated documentation files (the "Software"), to deal
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8 | 63a01ef8 | aliguori | * in the Software without restriction, including without limitation the rights
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9 | 63a01ef8 | aliguori | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 63a01ef8 | aliguori | * copies of the Software, and to permit persons to whom the Software is
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11 | 63a01ef8 | aliguori | * furnished to do so, subject to the following conditions:
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12 | 63a01ef8 | aliguori | *
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13 | 63a01ef8 | aliguori | * The above copyright notice and this permission notice shall be included in
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14 | 63a01ef8 | aliguori | * all copies or substantial portions of the Software.
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15 | 63a01ef8 | aliguori | *
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16 | 63a01ef8 | aliguori | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 63a01ef8 | aliguori | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 63a01ef8 | aliguori | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 63a01ef8 | aliguori | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 63a01ef8 | aliguori | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 63a01ef8 | aliguori | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 63a01ef8 | aliguori | * THE SOFTWARE.
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23 | 63a01ef8 | aliguori | */
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24 | 1df49e04 | Mark McLoughlin | #include "net.h" |
25 | 63a01ef8 | aliguori | |
26 | d40cdb10 | blueswir1 | #include "config-host.h" |
27 | d40cdb10 | blueswir1 | |
28 | a8ed73f7 | Mark McLoughlin | #include "net/tap.h" |
29 | 42281ac9 | Mark McLoughlin | #include "net/socket.h" |
30 | 1abecf77 | Mark McLoughlin | #include "net/dump.h" |
31 | 68ac40d2 | Mark McLoughlin | #include "net/slirp.h" |
32 | 5c361cc3 | Mark McLoughlin | #include "net/vde.h" |
33 | f1d078c3 | Mark McLoughlin | #include "net/util.h" |
34 | 511d2b14 | blueswir1 | #include "monitor.h" |
35 | 511d2b14 | blueswir1 | #include "sysemu.h" |
36 | 1df49e04 | Mark McLoughlin | #include "qemu-common.h" |
37 | 511d2b14 | blueswir1 | #include "qemu_socket.h" |
38 | 75422b0d | Amit Shah | #include "hw/qdev.h" |
39 | 511d2b14 | blueswir1 | |
40 | 5610c3aa | Mark McLoughlin | static QTAILQ_HEAD(, VLANState) vlans;
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41 | 577c4af9 | Mark McLoughlin | static QTAILQ_HEAD(, VLANClientState) non_vlan_clients;
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42 | 63a01ef8 | aliguori | |
43 | cb4522cc | Gerd Hoffmann | int default_net = 1; |
44 | cb4522cc | Gerd Hoffmann | |
45 | 63a01ef8 | aliguori | /***********************************************************/
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46 | 63a01ef8 | aliguori | /* network device redirectors */
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47 | 63a01ef8 | aliguori | |
48 | 68ac40d2 | Mark McLoughlin | #if defined(DEBUG_NET)
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49 | 63a01ef8 | aliguori | static void hex_dump(FILE *f, const uint8_t *buf, int size) |
50 | 63a01ef8 | aliguori | { |
51 | 63a01ef8 | aliguori | int len, i, j, c;
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52 | 63a01ef8 | aliguori | |
53 | 63a01ef8 | aliguori | for(i=0;i<size;i+=16) { |
54 | 63a01ef8 | aliguori | len = size - i; |
55 | 63a01ef8 | aliguori | if (len > 16) |
56 | 63a01ef8 | aliguori | len = 16;
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57 | 63a01ef8 | aliguori | fprintf(f, "%08x ", i);
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58 | 63a01ef8 | aliguori | for(j=0;j<16;j++) { |
59 | 63a01ef8 | aliguori | if (j < len)
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60 | 63a01ef8 | aliguori | fprintf(f, " %02x", buf[i+j]);
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61 | 63a01ef8 | aliguori | else
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62 | 63a01ef8 | aliguori | fprintf(f, " ");
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63 | 63a01ef8 | aliguori | } |
64 | 63a01ef8 | aliguori | fprintf(f, " ");
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65 | 63a01ef8 | aliguori | for(j=0;j<len;j++) { |
66 | 63a01ef8 | aliguori | c = buf[i+j]; |
67 | 63a01ef8 | aliguori | if (c < ' ' || c > '~') |
68 | 63a01ef8 | aliguori | c = '.';
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69 | 63a01ef8 | aliguori | fprintf(f, "%c", c);
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70 | 63a01ef8 | aliguori | } |
71 | 63a01ef8 | aliguori | fprintf(f, "\n");
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72 | 63a01ef8 | aliguori | } |
73 | 63a01ef8 | aliguori | } |
74 | 63a01ef8 | aliguori | #endif
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75 | 63a01ef8 | aliguori | |
76 | 63a01ef8 | aliguori | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
77 | 63a01ef8 | aliguori | { |
78 | 63a01ef8 | aliguori | const char *p, *p1; |
79 | 63a01ef8 | aliguori | int len;
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80 | 63a01ef8 | aliguori | p = *pp; |
81 | 63a01ef8 | aliguori | p1 = strchr(p, sep); |
82 | 63a01ef8 | aliguori | if (!p1)
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83 | 63a01ef8 | aliguori | return -1; |
84 | 63a01ef8 | aliguori | len = p1 - p; |
85 | 63a01ef8 | aliguori | p1++; |
86 | 63a01ef8 | aliguori | if (buf_size > 0) { |
87 | 63a01ef8 | aliguori | if (len > buf_size - 1) |
88 | 63a01ef8 | aliguori | len = buf_size - 1;
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89 | 63a01ef8 | aliguori | memcpy(buf, p, len); |
90 | 63a01ef8 | aliguori | buf[len] = '\0';
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91 | 63a01ef8 | aliguori | } |
92 | 63a01ef8 | aliguori | *pp = p1; |
93 | 63a01ef8 | aliguori | return 0; |
94 | 63a01ef8 | aliguori | } |
95 | 63a01ef8 | aliguori | |
96 | 63a01ef8 | aliguori | int parse_host_src_port(struct sockaddr_in *haddr, |
97 | 63a01ef8 | aliguori | struct sockaddr_in *saddr,
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98 | 63a01ef8 | aliguori | const char *input_str) |
99 | 63a01ef8 | aliguori | { |
100 | 6265eb26 | Jim Meyering | char *str = qemu_strdup(input_str);
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101 | 63a01ef8 | aliguori | char *host_str = str;
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102 | 63a01ef8 | aliguori | char *src_str;
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103 | 63a01ef8 | aliguori | const char *src_str2; |
104 | 63a01ef8 | aliguori | char *ptr;
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105 | 63a01ef8 | aliguori | |
106 | 63a01ef8 | aliguori | /*
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107 | 63a01ef8 | aliguori | * Chop off any extra arguments at the end of the string which
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108 | 63a01ef8 | aliguori | * would start with a comma, then fill in the src port information
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109 | 63a01ef8 | aliguori | * if it was provided else use the "any address" and "any port".
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110 | 63a01ef8 | aliguori | */
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111 | 63a01ef8 | aliguori | if ((ptr = strchr(str,','))) |
112 | 63a01ef8 | aliguori | *ptr = '\0';
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113 | 63a01ef8 | aliguori | |
114 | 63a01ef8 | aliguori | if ((src_str = strchr(input_str,'@'))) { |
115 | 63a01ef8 | aliguori | *src_str = '\0';
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116 | 63a01ef8 | aliguori | src_str++; |
117 | 63a01ef8 | aliguori | } |
118 | 63a01ef8 | aliguori | |
119 | 63a01ef8 | aliguori | if (parse_host_port(haddr, host_str) < 0) |
120 | 63a01ef8 | aliguori | goto fail;
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121 | 63a01ef8 | aliguori | |
122 | 63a01ef8 | aliguori | src_str2 = src_str; |
123 | 63a01ef8 | aliguori | if (!src_str || *src_str == '\0') |
124 | 63a01ef8 | aliguori | src_str2 = ":0";
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125 | 63a01ef8 | aliguori | |
126 | 63a01ef8 | aliguori | if (parse_host_port(saddr, src_str2) < 0) |
127 | 63a01ef8 | aliguori | goto fail;
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128 | 63a01ef8 | aliguori | |
129 | 63a01ef8 | aliguori | free(str); |
130 | 63a01ef8 | aliguori | return(0); |
131 | 63a01ef8 | aliguori | |
132 | 63a01ef8 | aliguori | fail:
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133 | 63a01ef8 | aliguori | free(str); |
134 | 63a01ef8 | aliguori | return -1; |
135 | 63a01ef8 | aliguori | } |
136 | 63a01ef8 | aliguori | |
137 | 63a01ef8 | aliguori | int parse_host_port(struct sockaddr_in *saddr, const char *str) |
138 | 63a01ef8 | aliguori | { |
139 | 63a01ef8 | aliguori | char buf[512]; |
140 | 63a01ef8 | aliguori | struct hostent *he;
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141 | 63a01ef8 | aliguori | const char *p, *r; |
142 | 63a01ef8 | aliguori | int port;
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143 | 63a01ef8 | aliguori | |
144 | 63a01ef8 | aliguori | p = str; |
145 | 63a01ef8 | aliguori | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
146 | 63a01ef8 | aliguori | return -1; |
147 | 63a01ef8 | aliguori | saddr->sin_family = AF_INET; |
148 | 63a01ef8 | aliguori | if (buf[0] == '\0') { |
149 | 63a01ef8 | aliguori | saddr->sin_addr.s_addr = 0;
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150 | 63a01ef8 | aliguori | } else {
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151 | cd390083 | blueswir1 | if (qemu_isdigit(buf[0])) { |
152 | 63a01ef8 | aliguori | if (!inet_aton(buf, &saddr->sin_addr))
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153 | 63a01ef8 | aliguori | return -1; |
154 | 63a01ef8 | aliguori | } else {
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155 | 63a01ef8 | aliguori | if ((he = gethostbyname(buf)) == NULL) |
156 | 63a01ef8 | aliguori | return - 1; |
157 | 63a01ef8 | aliguori | saddr->sin_addr = *(struct in_addr *)he->h_addr;
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158 | 63a01ef8 | aliguori | } |
159 | 63a01ef8 | aliguori | } |
160 | 63a01ef8 | aliguori | port = strtol(p, (char **)&r, 0); |
161 | 63a01ef8 | aliguori | if (r == p)
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162 | 63a01ef8 | aliguori | return -1; |
163 | 63a01ef8 | aliguori | saddr->sin_port = htons(port); |
164 | 63a01ef8 | aliguori | return 0; |
165 | 63a01ef8 | aliguori | } |
166 | 63a01ef8 | aliguori | |
167 | 7cb7434b | aliguori | void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]) |
168 | 7cb7434b | aliguori | { |
169 | 7cb7434b | aliguori | snprintf(vc->info_str, sizeof(vc->info_str),
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170 | 4dda4063 | aliguori | "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
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171 | 4dda4063 | aliguori | vc->model, |
172 | 7cb7434b | aliguori | macaddr[0], macaddr[1], macaddr[2], |
173 | 7cb7434b | aliguori | macaddr[3], macaddr[4], macaddr[5]); |
174 | 7cb7434b | aliguori | } |
175 | 7cb7434b | aliguori | |
176 | 76d32cba | Gerd Hoffmann | void qemu_macaddr_default_if_unset(MACAddr *macaddr)
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177 | 76d32cba | Gerd Hoffmann | { |
178 | 76d32cba | Gerd Hoffmann | static int index = 0; |
179 | 76d32cba | Gerd Hoffmann | static const MACAddr zero = { .a = { 0,0,0,0,0,0 } }; |
180 | 76d32cba | Gerd Hoffmann | |
181 | 76d32cba | Gerd Hoffmann | if (memcmp(macaddr, &zero, sizeof(zero)) != 0) |
182 | 76d32cba | Gerd Hoffmann | return;
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183 | 76d32cba | Gerd Hoffmann | macaddr->a[0] = 0x52; |
184 | 76d32cba | Gerd Hoffmann | macaddr->a[1] = 0x54; |
185 | 76d32cba | Gerd Hoffmann | macaddr->a[2] = 0x00; |
186 | 76d32cba | Gerd Hoffmann | macaddr->a[3] = 0x12; |
187 | 76d32cba | Gerd Hoffmann | macaddr->a[4] = 0x34; |
188 | 76d32cba | Gerd Hoffmann | macaddr->a[5] = 0x56 + index++; |
189 | 76d32cba | Gerd Hoffmann | } |
190 | 76d32cba | Gerd Hoffmann | |
191 | 676cff29 | aliguori | static char *assign_name(VLANClientState *vc1, const char *model) |
192 | 676cff29 | aliguori | { |
193 | 676cff29 | aliguori | VLANState *vlan; |
194 | 676cff29 | aliguori | char buf[256]; |
195 | 676cff29 | aliguori | int id = 0; |
196 | 676cff29 | aliguori | |
197 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
198 | 676cff29 | aliguori | VLANClientState *vc; |
199 | 676cff29 | aliguori | |
200 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
201 | 5610c3aa | Mark McLoughlin | if (vc != vc1 && strcmp(vc->model, model) == 0) { |
202 | 676cff29 | aliguori | id++; |
203 | 5610c3aa | Mark McLoughlin | } |
204 | 5610c3aa | Mark McLoughlin | } |
205 | 676cff29 | aliguori | } |
206 | 676cff29 | aliguori | |
207 | 676cff29 | aliguori | snprintf(buf, sizeof(buf), "%s.%d", model, id); |
208 | 676cff29 | aliguori | |
209 | 02374aa0 | Mark McLoughlin | return qemu_strdup(buf);
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210 | 676cff29 | aliguori | } |
211 | 676cff29 | aliguori | |
212 | 9a6ecb30 | Mark McLoughlin | static ssize_t qemu_deliver_packet(VLANClientState *sender,
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213 | c0b8e49c | Mark McLoughlin | unsigned flags,
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214 | 9a6ecb30 | Mark McLoughlin | const uint8_t *data,
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215 | 9a6ecb30 | Mark McLoughlin | size_t size, |
216 | 9a6ecb30 | Mark McLoughlin | void *opaque);
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217 | 9a6ecb30 | Mark McLoughlin | static ssize_t qemu_deliver_packet_iov(VLANClientState *sender,
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218 | c0b8e49c | Mark McLoughlin | unsigned flags,
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219 | 9a6ecb30 | Mark McLoughlin | const struct iovec *iov, |
220 | 9a6ecb30 | Mark McLoughlin | int iovcnt,
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221 | 9a6ecb30 | Mark McLoughlin | void *opaque);
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222 | 9a6ecb30 | Mark McLoughlin | |
223 | 45460d1a | Mark McLoughlin | VLANClientState *qemu_new_net_client(NetClientInfo *info, |
224 | 45460d1a | Mark McLoughlin | VLANState *vlan, |
225 | 45460d1a | Mark McLoughlin | VLANClientState *peer, |
226 | 45460d1a | Mark McLoughlin | const char *model, |
227 | 45460d1a | Mark McLoughlin | const char *name) |
228 | 63a01ef8 | aliguori | { |
229 | 5610c3aa | Mark McLoughlin | VLANClientState *vc; |
230 | 5610c3aa | Mark McLoughlin | |
231 | 45460d1a | Mark McLoughlin | assert(info->size >= sizeof(VLANClientState));
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232 | 45460d1a | Mark McLoughlin | |
233 | 45460d1a | Mark McLoughlin | vc = qemu_mallocz(info->size); |
234 | 5610c3aa | Mark McLoughlin | |
235 | 665a3b07 | Mark McLoughlin | vc->info = info; |
236 | 02374aa0 | Mark McLoughlin | vc->model = qemu_strdup(model); |
237 | 45460d1a | Mark McLoughlin | if (name) {
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238 | 02374aa0 | Mark McLoughlin | vc->name = qemu_strdup(name); |
239 | 45460d1a | Mark McLoughlin | } else {
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240 | 7a9f6e4a | aliguori | vc->name = assign_name(vc, model); |
241 | 45460d1a | Mark McLoughlin | } |
242 | 5610c3aa | Mark McLoughlin | |
243 | d80b9fc6 | Mark McLoughlin | if (vlan) {
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244 | 283c7c63 | Mark McLoughlin | assert(!peer); |
245 | d80b9fc6 | Mark McLoughlin | vc->vlan = vlan; |
246 | d80b9fc6 | Mark McLoughlin | QTAILQ_INSERT_TAIL(&vc->vlan->clients, vc, next); |
247 | 577c4af9 | Mark McLoughlin | } else {
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248 | 283c7c63 | Mark McLoughlin | if (peer) {
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249 | 27f3f8a3 | Markus Armbruster | assert(!peer->peer); |
250 | 283c7c63 | Mark McLoughlin | vc->peer = peer; |
251 | 283c7c63 | Mark McLoughlin | peer->peer = vc; |
252 | 283c7c63 | Mark McLoughlin | } |
253 | 577c4af9 | Mark McLoughlin | QTAILQ_INSERT_TAIL(&non_vlan_clients, vc, next); |
254 | 9a6ecb30 | Mark McLoughlin | |
255 | 9a6ecb30 | Mark McLoughlin | vc->send_queue = qemu_new_net_queue(qemu_deliver_packet, |
256 | 9a6ecb30 | Mark McLoughlin | qemu_deliver_packet_iov, |
257 | 9a6ecb30 | Mark McLoughlin | vc); |
258 | d80b9fc6 | Mark McLoughlin | } |
259 | 63a01ef8 | aliguori | |
260 | 63a01ef8 | aliguori | return vc;
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261 | 63a01ef8 | aliguori | } |
262 | 63a01ef8 | aliguori | |
263 | ebef2c09 | Mark McLoughlin | NICState *qemu_new_nic(NetClientInfo *info, |
264 | ebef2c09 | Mark McLoughlin | NICConf *conf, |
265 | ebef2c09 | Mark McLoughlin | const char *model, |
266 | ebef2c09 | Mark McLoughlin | const char *name, |
267 | ebef2c09 | Mark McLoughlin | void *opaque)
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268 | ebef2c09 | Mark McLoughlin | { |
269 | ebef2c09 | Mark McLoughlin | VLANClientState *nc; |
270 | ebef2c09 | Mark McLoughlin | NICState *nic; |
271 | ebef2c09 | Mark McLoughlin | |
272 | ebef2c09 | Mark McLoughlin | assert(info->type == NET_CLIENT_TYPE_NIC); |
273 | ebef2c09 | Mark McLoughlin | assert(info->size >= sizeof(NICState));
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274 | ebef2c09 | Mark McLoughlin | |
275 | ebef2c09 | Mark McLoughlin | nc = qemu_new_net_client(info, conf->vlan, conf->peer, model, name); |
276 | ebef2c09 | Mark McLoughlin | |
277 | ebef2c09 | Mark McLoughlin | nic = DO_UPCAST(NICState, nc, nc); |
278 | ebef2c09 | Mark McLoughlin | nic->conf = conf; |
279 | ebef2c09 | Mark McLoughlin | nic->opaque = opaque; |
280 | ebef2c09 | Mark McLoughlin | |
281 | ebef2c09 | Mark McLoughlin | return nic;
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282 | ebef2c09 | Mark McLoughlin | } |
283 | ebef2c09 | Mark McLoughlin | |
284 | a083a89d | Michael S. Tsirkin | static void qemu_cleanup_vlan_client(VLANClientState *vc) |
285 | 63a01ef8 | aliguori | { |
286 | d80b9fc6 | Mark McLoughlin | if (vc->vlan) {
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287 | d80b9fc6 | Mark McLoughlin | QTAILQ_REMOVE(&vc->vlan->clients, vc, next); |
288 | 577c4af9 | Mark McLoughlin | } else {
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289 | 577c4af9 | Mark McLoughlin | QTAILQ_REMOVE(&non_vlan_clients, vc, next); |
290 | d80b9fc6 | Mark McLoughlin | } |
291 | 63a01ef8 | aliguori | |
292 | 665a3b07 | Mark McLoughlin | if (vc->info->cleanup) {
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293 | 665a3b07 | Mark McLoughlin | vc->info->cleanup(vc); |
294 | 5610c3aa | Mark McLoughlin | } |
295 | a083a89d | Michael S. Tsirkin | } |
296 | 5610c3aa | Mark McLoughlin | |
297 | a083a89d | Michael S. Tsirkin | static void qemu_free_vlan_client(VLANClientState *vc) |
298 | a083a89d | Michael S. Tsirkin | { |
299 | a083a89d | Michael S. Tsirkin | if (!vc->vlan) {
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300 | a083a89d | Michael S. Tsirkin | if (vc->send_queue) {
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301 | a083a89d | Michael S. Tsirkin | qemu_del_net_queue(vc->send_queue); |
302 | a083a89d | Michael S. Tsirkin | } |
303 | a083a89d | Michael S. Tsirkin | if (vc->peer) {
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304 | a083a89d | Michael S. Tsirkin | vc->peer->peer = NULL;
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305 | a083a89d | Michael S. Tsirkin | } |
306 | a083a89d | Michael S. Tsirkin | } |
307 | 5610c3aa | Mark McLoughlin | qemu_free(vc->name); |
308 | 5610c3aa | Mark McLoughlin | qemu_free(vc->model); |
309 | 5610c3aa | Mark McLoughlin | qemu_free(vc); |
310 | 63a01ef8 | aliguori | } |
311 | 63a01ef8 | aliguori | |
312 | a083a89d | Michael S. Tsirkin | void qemu_del_vlan_client(VLANClientState *vc)
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313 | a083a89d | Michael S. Tsirkin | { |
314 | a083a89d | Michael S. Tsirkin | /* If there is a peer NIC, delete and cleanup client, but do not free. */
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315 | a083a89d | Michael S. Tsirkin | if (!vc->vlan && vc->peer && vc->peer->info->type == NET_CLIENT_TYPE_NIC) {
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316 | a083a89d | Michael S. Tsirkin | NICState *nic = DO_UPCAST(NICState, nc, vc->peer); |
317 | a083a89d | Michael S. Tsirkin | if (nic->peer_deleted) {
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318 | a083a89d | Michael S. Tsirkin | return;
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319 | a083a89d | Michael S. Tsirkin | } |
320 | a083a89d | Michael S. Tsirkin | nic->peer_deleted = true;
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321 | a083a89d | Michael S. Tsirkin | /* Let NIC know peer is gone. */
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322 | a083a89d | Michael S. Tsirkin | vc->peer->link_down = true;
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323 | a083a89d | Michael S. Tsirkin | if (vc->peer->info->link_status_changed) {
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324 | a083a89d | Michael S. Tsirkin | vc->peer->info->link_status_changed(vc->peer); |
325 | a083a89d | Michael S. Tsirkin | } |
326 | a083a89d | Michael S. Tsirkin | qemu_cleanup_vlan_client(vc); |
327 | a083a89d | Michael S. Tsirkin | return;
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328 | a083a89d | Michael S. Tsirkin | } |
329 | a083a89d | Michael S. Tsirkin | |
330 | a083a89d | Michael S. Tsirkin | /* If this is a peer NIC and peer has already been deleted, free it now. */
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331 | a083a89d | Michael S. Tsirkin | if (!vc->vlan && vc->peer && vc->info->type == NET_CLIENT_TYPE_NIC) {
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332 | a083a89d | Michael S. Tsirkin | NICState *nic = DO_UPCAST(NICState, nc, vc); |
333 | a083a89d | Michael S. Tsirkin | if (nic->peer_deleted) {
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334 | a083a89d | Michael S. Tsirkin | qemu_free_vlan_client(vc->peer); |
335 | a083a89d | Michael S. Tsirkin | } |
336 | a083a89d | Michael S. Tsirkin | } |
337 | a083a89d | Michael S. Tsirkin | |
338 | a083a89d | Michael S. Tsirkin | qemu_cleanup_vlan_client(vc); |
339 | a083a89d | Michael S. Tsirkin | qemu_free_vlan_client(vc); |
340 | a083a89d | Michael S. Tsirkin | } |
341 | a083a89d | Michael S. Tsirkin | |
342 | 68ac40d2 | Mark McLoughlin | VLANClientState * |
343 | 1a609520 | Jan Kiszka | qemu_find_vlan_client_by_name(Monitor *mon, int vlan_id,
|
344 | 1a609520 | Jan Kiszka | const char *client_str) |
345 | 1a609520 | Jan Kiszka | { |
346 | 1a609520 | Jan Kiszka | VLANState *vlan; |
347 | 1a609520 | Jan Kiszka | VLANClientState *vc; |
348 | 1a609520 | Jan Kiszka | |
349 | 1a609520 | Jan Kiszka | vlan = qemu_find_vlan(vlan_id, 0);
|
350 | 1a609520 | Jan Kiszka | if (!vlan) {
|
351 | 1a609520 | Jan Kiszka | monitor_printf(mon, "unknown VLAN %d\n", vlan_id);
|
352 | 1a609520 | Jan Kiszka | return NULL; |
353 | 1a609520 | Jan Kiszka | } |
354 | 1a609520 | Jan Kiszka | |
355 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
356 | 1a609520 | Jan Kiszka | if (!strcmp(vc->name, client_str)) {
|
357 | 1a609520 | Jan Kiszka | break;
|
358 | 1a609520 | Jan Kiszka | } |
359 | 1a609520 | Jan Kiszka | } |
360 | 1a609520 | Jan Kiszka | if (!vc) {
|
361 | 1a609520 | Jan Kiszka | monitor_printf(mon, "can't find device %s on VLAN %d\n",
|
362 | 1a609520 | Jan Kiszka | client_str, vlan_id); |
363 | 1a609520 | Jan Kiszka | } |
364 | 1a609520 | Jan Kiszka | |
365 | 1a609520 | Jan Kiszka | return vc;
|
366 | 1a609520 | Jan Kiszka | } |
367 | 1a609520 | Jan Kiszka | |
368 | 57f9ef17 | Mark McLoughlin | void qemu_foreach_nic(qemu_nic_foreach func, void *opaque) |
369 | 57f9ef17 | Mark McLoughlin | { |
370 | 57f9ef17 | Mark McLoughlin | VLANClientState *nc; |
371 | 57f9ef17 | Mark McLoughlin | VLANState *vlan; |
372 | 57f9ef17 | Mark McLoughlin | |
373 | 57f9ef17 | Mark McLoughlin | QTAILQ_FOREACH(nc, &non_vlan_clients, next) { |
374 | 57f9ef17 | Mark McLoughlin | if (nc->info->type == NET_CLIENT_TYPE_NIC) {
|
375 | 57f9ef17 | Mark McLoughlin | func(DO_UPCAST(NICState, nc, nc), opaque); |
376 | 57f9ef17 | Mark McLoughlin | } |
377 | 57f9ef17 | Mark McLoughlin | } |
378 | 57f9ef17 | Mark McLoughlin | |
379 | 57f9ef17 | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
380 | 57f9ef17 | Mark McLoughlin | QTAILQ_FOREACH(nc, &vlan->clients, next) { |
381 | 57f9ef17 | Mark McLoughlin | if (nc->info->type == NET_CLIENT_TYPE_NIC) {
|
382 | 57f9ef17 | Mark McLoughlin | func(DO_UPCAST(NICState, nc, nc), opaque); |
383 | 57f9ef17 | Mark McLoughlin | } |
384 | 57f9ef17 | Mark McLoughlin | } |
385 | 57f9ef17 | Mark McLoughlin | } |
386 | 57f9ef17 | Mark McLoughlin | } |
387 | 57f9ef17 | Mark McLoughlin | |
388 | 2e1e0641 | Mark McLoughlin | int qemu_can_send_packet(VLANClientState *sender)
|
389 | 63a01ef8 | aliguori | { |
390 | 2e1e0641 | Mark McLoughlin | VLANState *vlan = sender->vlan; |
391 | 63a01ef8 | aliguori | VLANClientState *vc; |
392 | 63a01ef8 | aliguori | |
393 | 9a6ecb30 | Mark McLoughlin | if (sender->peer) {
|
394 | 893379ef | Mark McLoughlin | if (sender->peer->receive_disabled) {
|
395 | 893379ef | Mark McLoughlin | return 0; |
396 | 665a3b07 | Mark McLoughlin | } else if (sender->peer->info->can_receive && |
397 | 665a3b07 | Mark McLoughlin | !sender->peer->info->can_receive(sender->peer)) { |
398 | 9a6ecb30 | Mark McLoughlin | return 0; |
399 | 893379ef | Mark McLoughlin | } else {
|
400 | 893379ef | Mark McLoughlin | return 1; |
401 | 9a6ecb30 | Mark McLoughlin | } |
402 | 9a6ecb30 | Mark McLoughlin | } |
403 | 9a6ecb30 | Mark McLoughlin | |
404 | d80b9fc6 | Mark McLoughlin | if (!sender->vlan) {
|
405 | d80b9fc6 | Mark McLoughlin | return 1; |
406 | d80b9fc6 | Mark McLoughlin | } |
407 | d80b9fc6 | Mark McLoughlin | |
408 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
409 | 2e1e0641 | Mark McLoughlin | if (vc == sender) {
|
410 | 2e1e0641 | Mark McLoughlin | continue;
|
411 | 2e1e0641 | Mark McLoughlin | } |
412 | 2e1e0641 | Mark McLoughlin | |
413 | cda9046b | Mark McLoughlin | /* no can_receive() handler, they can always receive */
|
414 | 665a3b07 | Mark McLoughlin | if (!vc->info->can_receive || vc->info->can_receive(vc)) {
|
415 | 2e1e0641 | Mark McLoughlin | return 1; |
416 | 63a01ef8 | aliguori | } |
417 | 63a01ef8 | aliguori | } |
418 | 63a01ef8 | aliguori | return 0; |
419 | 63a01ef8 | aliguori | } |
420 | 63a01ef8 | aliguori | |
421 | 9a6ecb30 | Mark McLoughlin | static ssize_t qemu_deliver_packet(VLANClientState *sender,
|
422 | c0b8e49c | Mark McLoughlin | unsigned flags,
|
423 | 9a6ecb30 | Mark McLoughlin | const uint8_t *data,
|
424 | 9a6ecb30 | Mark McLoughlin | size_t size, |
425 | 9a6ecb30 | Mark McLoughlin | void *opaque)
|
426 | 9a6ecb30 | Mark McLoughlin | { |
427 | 9a6ecb30 | Mark McLoughlin | VLANClientState *vc = opaque; |
428 | 893379ef | Mark McLoughlin | ssize_t ret; |
429 | 9a6ecb30 | Mark McLoughlin | |
430 | 9a6ecb30 | Mark McLoughlin | if (vc->link_down) {
|
431 | 9a6ecb30 | Mark McLoughlin | return size;
|
432 | 9a6ecb30 | Mark McLoughlin | } |
433 | 9a6ecb30 | Mark McLoughlin | |
434 | 893379ef | Mark McLoughlin | if (vc->receive_disabled) {
|
435 | 893379ef | Mark McLoughlin | return 0; |
436 | 893379ef | Mark McLoughlin | } |
437 | 893379ef | Mark McLoughlin | |
438 | 665a3b07 | Mark McLoughlin | if (flags & QEMU_NET_PACKET_FLAG_RAW && vc->info->receive_raw) {
|
439 | 665a3b07 | Mark McLoughlin | ret = vc->info->receive_raw(vc, data, size); |
440 | 893379ef | Mark McLoughlin | } else {
|
441 | 665a3b07 | Mark McLoughlin | ret = vc->info->receive(vc, data, size); |
442 | 893379ef | Mark McLoughlin | } |
443 | 893379ef | Mark McLoughlin | |
444 | 893379ef | Mark McLoughlin | if (ret == 0) { |
445 | 893379ef | Mark McLoughlin | vc->receive_disabled = 1;
|
446 | 893379ef | Mark McLoughlin | }; |
447 | 893379ef | Mark McLoughlin | |
448 | 893379ef | Mark McLoughlin | return ret;
|
449 | 9a6ecb30 | Mark McLoughlin | } |
450 | 9a6ecb30 | Mark McLoughlin | |
451 | f7105843 | Mark McLoughlin | static ssize_t qemu_vlan_deliver_packet(VLANClientState *sender,
|
452 | c0b8e49c | Mark McLoughlin | unsigned flags,
|
453 | f7105843 | Mark McLoughlin | const uint8_t *buf,
|
454 | f7105843 | Mark McLoughlin | size_t size, |
455 | f7105843 | Mark McLoughlin | void *opaque)
|
456 | 63a01ef8 | aliguori | { |
457 | f7105843 | Mark McLoughlin | VLANState *vlan = opaque; |
458 | 63a01ef8 | aliguori | VLANClientState *vc; |
459 | 893379ef | Mark McLoughlin | ssize_t ret = -1;
|
460 | 63a01ef8 | aliguori | |
461 | f7105843 | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
462 | 3e021d40 | Mark McLoughlin | ssize_t len; |
463 | 3e021d40 | Mark McLoughlin | |
464 | 3e021d40 | Mark McLoughlin | if (vc == sender) {
|
465 | 3e021d40 | Mark McLoughlin | continue;
|
466 | 764a4d1d | aliguori | } |
467 | 3e021d40 | Mark McLoughlin | |
468 | 3e021d40 | Mark McLoughlin | if (vc->link_down) {
|
469 | 3e021d40 | Mark McLoughlin | ret = size; |
470 | 3e021d40 | Mark McLoughlin | continue;
|
471 | 3e021d40 | Mark McLoughlin | } |
472 | 3e021d40 | Mark McLoughlin | |
473 | 893379ef | Mark McLoughlin | if (vc->receive_disabled) {
|
474 | 893379ef | Mark McLoughlin | ret = 0;
|
475 | 893379ef | Mark McLoughlin | continue;
|
476 | 893379ef | Mark McLoughlin | } |
477 | 893379ef | Mark McLoughlin | |
478 | 665a3b07 | Mark McLoughlin | if (flags & QEMU_NET_PACKET_FLAG_RAW && vc->info->receive_raw) {
|
479 | 665a3b07 | Mark McLoughlin | len = vc->info->receive_raw(vc, buf, size); |
480 | 893379ef | Mark McLoughlin | } else {
|
481 | 665a3b07 | Mark McLoughlin | len = vc->info->receive(vc, buf, size); |
482 | 893379ef | Mark McLoughlin | } |
483 | 893379ef | Mark McLoughlin | |
484 | 893379ef | Mark McLoughlin | if (len == 0) { |
485 | 893379ef | Mark McLoughlin | vc->receive_disabled = 1;
|
486 | 893379ef | Mark McLoughlin | } |
487 | 3e021d40 | Mark McLoughlin | |
488 | 3e021d40 | Mark McLoughlin | ret = (ret >= 0) ? ret : len;
|
489 | 893379ef | Mark McLoughlin | |
490 | 764a4d1d | aliguori | } |
491 | 3e021d40 | Mark McLoughlin | |
492 | 3e021d40 | Mark McLoughlin | return ret;
|
493 | 764a4d1d | aliguori | } |
494 | 764a4d1d | aliguori | |
495 | 8cad5516 | Mark McLoughlin | void qemu_purge_queued_packets(VLANClientState *vc)
|
496 | 8cad5516 | Mark McLoughlin | { |
497 | 9a6ecb30 | Mark McLoughlin | NetQueue *queue; |
498 | 9a6ecb30 | Mark McLoughlin | |
499 | 9a6ecb30 | Mark McLoughlin | if (!vc->peer && !vc->vlan) {
|
500 | d80b9fc6 | Mark McLoughlin | return;
|
501 | 9a6ecb30 | Mark McLoughlin | } |
502 | d80b9fc6 | Mark McLoughlin | |
503 | 9a6ecb30 | Mark McLoughlin | if (vc->peer) {
|
504 | 9a6ecb30 | Mark McLoughlin | queue = vc->peer->send_queue; |
505 | 9a6ecb30 | Mark McLoughlin | } else {
|
506 | 9a6ecb30 | Mark McLoughlin | queue = vc->vlan->send_queue; |
507 | 9a6ecb30 | Mark McLoughlin | } |
508 | 9a6ecb30 | Mark McLoughlin | |
509 | 9a6ecb30 | Mark McLoughlin | qemu_net_queue_purge(queue, vc); |
510 | 8cad5516 | Mark McLoughlin | } |
511 | 8cad5516 | Mark McLoughlin | |
512 | f3b6c7fc | Mark McLoughlin | void qemu_flush_queued_packets(VLANClientState *vc)
|
513 | e94667b9 | Mark McLoughlin | { |
514 | 9a6ecb30 | Mark McLoughlin | NetQueue *queue; |
515 | 9a6ecb30 | Mark McLoughlin | |
516 | 893379ef | Mark McLoughlin | vc->receive_disabled = 0;
|
517 | 893379ef | Mark McLoughlin | |
518 | 9a6ecb30 | Mark McLoughlin | if (vc->vlan) {
|
519 | 9a6ecb30 | Mark McLoughlin | queue = vc->vlan->send_queue; |
520 | 9a6ecb30 | Mark McLoughlin | } else {
|
521 | 9a6ecb30 | Mark McLoughlin | queue = vc->send_queue; |
522 | 9a6ecb30 | Mark McLoughlin | } |
523 | d80b9fc6 | Mark McLoughlin | |
524 | 9a6ecb30 | Mark McLoughlin | qemu_net_queue_flush(queue); |
525 | e94667b9 | Mark McLoughlin | } |
526 | e94667b9 | Mark McLoughlin | |
527 | ca77d175 | Mark McLoughlin | static ssize_t qemu_send_packet_async_with_flags(VLANClientState *sender,
|
528 | ca77d175 | Mark McLoughlin | unsigned flags,
|
529 | ca77d175 | Mark McLoughlin | const uint8_t *buf, int size, |
530 | ca77d175 | Mark McLoughlin | NetPacketSent *sent_cb) |
531 | 764a4d1d | aliguori | { |
532 | 9a6ecb30 | Mark McLoughlin | NetQueue *queue; |
533 | 436e5e53 | aliguori | |
534 | 63a01ef8 | aliguori | #ifdef DEBUG_NET
|
535 | d80b9fc6 | Mark McLoughlin | printf("qemu_send_packet_async:\n");
|
536 | 63a01ef8 | aliguori | hex_dump(stdout, buf, size); |
537 | 63a01ef8 | aliguori | #endif
|
538 | f3b6c7fc | Mark McLoughlin | |
539 | 9a6ecb30 | Mark McLoughlin | if (sender->link_down || (!sender->peer && !sender->vlan)) {
|
540 | 9a6ecb30 | Mark McLoughlin | return size;
|
541 | 9a6ecb30 | Mark McLoughlin | } |
542 | 9a6ecb30 | Mark McLoughlin | |
543 | 9a6ecb30 | Mark McLoughlin | if (sender->peer) {
|
544 | 9a6ecb30 | Mark McLoughlin | queue = sender->peer->send_queue; |
545 | 9a6ecb30 | Mark McLoughlin | } else {
|
546 | 9a6ecb30 | Mark McLoughlin | queue = sender->vlan->send_queue; |
547 | 9a6ecb30 | Mark McLoughlin | } |
548 | 9a6ecb30 | Mark McLoughlin | |
549 | ca77d175 | Mark McLoughlin | return qemu_net_queue_send(queue, sender, flags, buf, size, sent_cb);
|
550 | ca77d175 | Mark McLoughlin | } |
551 | ca77d175 | Mark McLoughlin | |
552 | ca77d175 | Mark McLoughlin | ssize_t qemu_send_packet_async(VLANClientState *sender, |
553 | ca77d175 | Mark McLoughlin | const uint8_t *buf, int size, |
554 | ca77d175 | Mark McLoughlin | NetPacketSent *sent_cb) |
555 | ca77d175 | Mark McLoughlin | { |
556 | ca77d175 | Mark McLoughlin | return qemu_send_packet_async_with_flags(sender, QEMU_NET_PACKET_FLAG_NONE,
|
557 | ca77d175 | Mark McLoughlin | buf, size, sent_cb); |
558 | f3b6c7fc | Mark McLoughlin | } |
559 | f3b6c7fc | Mark McLoughlin | |
560 | f3b6c7fc | Mark McLoughlin | void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size) |
561 | f3b6c7fc | Mark McLoughlin | { |
562 | f3b6c7fc | Mark McLoughlin | qemu_send_packet_async(vc, buf, size, NULL);
|
563 | 63a01ef8 | aliguori | } |
564 | 63a01ef8 | aliguori | |
565 | ca77d175 | Mark McLoughlin | ssize_t qemu_send_packet_raw(VLANClientState *vc, const uint8_t *buf, int size) |
566 | ca77d175 | Mark McLoughlin | { |
567 | ca77d175 | Mark McLoughlin | return qemu_send_packet_async_with_flags(vc, QEMU_NET_PACKET_FLAG_RAW,
|
568 | ca77d175 | Mark McLoughlin | buf, size, NULL);
|
569 | ca77d175 | Mark McLoughlin | } |
570 | ca77d175 | Mark McLoughlin | |
571 | fbe78f4f | aliguori | static ssize_t vc_sendv_compat(VLANClientState *vc, const struct iovec *iov, |
572 | fbe78f4f | aliguori | int iovcnt)
|
573 | fbe78f4f | aliguori | { |
574 | fbe78f4f | aliguori | uint8_t buffer[4096];
|
575 | fbe78f4f | aliguori | size_t offset = 0;
|
576 | fbe78f4f | aliguori | int i;
|
577 | fbe78f4f | aliguori | |
578 | fbe78f4f | aliguori | for (i = 0; i < iovcnt; i++) { |
579 | fbe78f4f | aliguori | size_t len; |
580 | fbe78f4f | aliguori | |
581 | fbe78f4f | aliguori | len = MIN(sizeof(buffer) - offset, iov[i].iov_len);
|
582 | fbe78f4f | aliguori | memcpy(buffer + offset, iov[i].iov_base, len); |
583 | fbe78f4f | aliguori | offset += len; |
584 | fbe78f4f | aliguori | } |
585 | fbe78f4f | aliguori | |
586 | 665a3b07 | Mark McLoughlin | return vc->info->receive(vc, buffer, offset);
|
587 | fbe78f4f | aliguori | } |
588 | fbe78f4f | aliguori | |
589 | e0e7877a | aliguori | static ssize_t calc_iov_length(const struct iovec *iov, int iovcnt) |
590 | e0e7877a | aliguori | { |
591 | e0e7877a | aliguori | size_t offset = 0;
|
592 | e0e7877a | aliguori | int i;
|
593 | e0e7877a | aliguori | |
594 | e0e7877a | aliguori | for (i = 0; i < iovcnt; i++) |
595 | e0e7877a | aliguori | offset += iov[i].iov_len; |
596 | e0e7877a | aliguori | return offset;
|
597 | e0e7877a | aliguori | } |
598 | e0e7877a | aliguori | |
599 | 9a6ecb30 | Mark McLoughlin | static ssize_t qemu_deliver_packet_iov(VLANClientState *sender,
|
600 | c0b8e49c | Mark McLoughlin | unsigned flags,
|
601 | 9a6ecb30 | Mark McLoughlin | const struct iovec *iov, |
602 | 9a6ecb30 | Mark McLoughlin | int iovcnt,
|
603 | 9a6ecb30 | Mark McLoughlin | void *opaque)
|
604 | 9a6ecb30 | Mark McLoughlin | { |
605 | 9a6ecb30 | Mark McLoughlin | VLANClientState *vc = opaque; |
606 | 9a6ecb30 | Mark McLoughlin | |
607 | 9a6ecb30 | Mark McLoughlin | if (vc->link_down) {
|
608 | 9a6ecb30 | Mark McLoughlin | return calc_iov_length(iov, iovcnt);
|
609 | 9a6ecb30 | Mark McLoughlin | } |
610 | 9a6ecb30 | Mark McLoughlin | |
611 | 665a3b07 | Mark McLoughlin | if (vc->info->receive_iov) {
|
612 | 665a3b07 | Mark McLoughlin | return vc->info->receive_iov(vc, iov, iovcnt);
|
613 | 9a6ecb30 | Mark McLoughlin | } else {
|
614 | 9a6ecb30 | Mark McLoughlin | return vc_sendv_compat(vc, iov, iovcnt);
|
615 | 9a6ecb30 | Mark McLoughlin | } |
616 | 9a6ecb30 | Mark McLoughlin | } |
617 | 9a6ecb30 | Mark McLoughlin | |
618 | f7105843 | Mark McLoughlin | static ssize_t qemu_vlan_deliver_packet_iov(VLANClientState *sender,
|
619 | c0b8e49c | Mark McLoughlin | unsigned flags,
|
620 | f7105843 | Mark McLoughlin | const struct iovec *iov, |
621 | f7105843 | Mark McLoughlin | int iovcnt,
|
622 | f7105843 | Mark McLoughlin | void *opaque)
|
623 | fbe78f4f | aliguori | { |
624 | f7105843 | Mark McLoughlin | VLANState *vlan = opaque; |
625 | fbe78f4f | aliguori | VLANClientState *vc; |
626 | f7105843 | Mark McLoughlin | ssize_t ret = -1;
|
627 | e94667b9 | Mark McLoughlin | |
628 | f7105843 | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
629 | e94667b9 | Mark McLoughlin | ssize_t len; |
630 | e94667b9 | Mark McLoughlin | |
631 | e94667b9 | Mark McLoughlin | if (vc == sender) {
|
632 | e94667b9 | Mark McLoughlin | continue;
|
633 | e94667b9 | Mark McLoughlin | } |
634 | e94667b9 | Mark McLoughlin | |
635 | e94667b9 | Mark McLoughlin | if (vc->link_down) {
|
636 | e94667b9 | Mark McLoughlin | ret = calc_iov_length(iov, iovcnt); |
637 | e94667b9 | Mark McLoughlin | continue;
|
638 | e94667b9 | Mark McLoughlin | } |
639 | e94667b9 | Mark McLoughlin | |
640 | ca77d175 | Mark McLoughlin | assert(!(flags & QEMU_NET_PACKET_FLAG_RAW)); |
641 | ca77d175 | Mark McLoughlin | |
642 | 665a3b07 | Mark McLoughlin | if (vc->info->receive_iov) {
|
643 | 665a3b07 | Mark McLoughlin | len = vc->info->receive_iov(vc, iov, iovcnt); |
644 | e94667b9 | Mark McLoughlin | } else {
|
645 | e94667b9 | Mark McLoughlin | len = vc_sendv_compat(vc, iov, iovcnt); |
646 | e94667b9 | Mark McLoughlin | } |
647 | e94667b9 | Mark McLoughlin | |
648 | e94667b9 | Mark McLoughlin | ret = (ret >= 0) ? ret : len;
|
649 | e94667b9 | Mark McLoughlin | } |
650 | e94667b9 | Mark McLoughlin | |
651 | e94667b9 | Mark McLoughlin | return ret;
|
652 | e94667b9 | Mark McLoughlin | } |
653 | e94667b9 | Mark McLoughlin | |
654 | f3b6c7fc | Mark McLoughlin | ssize_t qemu_sendv_packet_async(VLANClientState *sender, |
655 | f3b6c7fc | Mark McLoughlin | const struct iovec *iov, int iovcnt, |
656 | f3b6c7fc | Mark McLoughlin | NetPacketSent *sent_cb) |
657 | e94667b9 | Mark McLoughlin | { |
658 | 9a6ecb30 | Mark McLoughlin | NetQueue *queue; |
659 | 9a6ecb30 | Mark McLoughlin | |
660 | 9a6ecb30 | Mark McLoughlin | if (sender->link_down || (!sender->peer && !sender->vlan)) {
|
661 | e94667b9 | Mark McLoughlin | return calc_iov_length(iov, iovcnt);
|
662 | e94667b9 | Mark McLoughlin | } |
663 | e94667b9 | Mark McLoughlin | |
664 | 9a6ecb30 | Mark McLoughlin | if (sender->peer) {
|
665 | 9a6ecb30 | Mark McLoughlin | queue = sender->peer->send_queue; |
666 | 9a6ecb30 | Mark McLoughlin | } else {
|
667 | 9a6ecb30 | Mark McLoughlin | queue = sender->vlan->send_queue; |
668 | 9a6ecb30 | Mark McLoughlin | } |
669 | 9a6ecb30 | Mark McLoughlin | |
670 | c0b8e49c | Mark McLoughlin | return qemu_net_queue_send_iov(queue, sender,
|
671 | c0b8e49c | Mark McLoughlin | QEMU_NET_PACKET_FLAG_NONE, |
672 | c0b8e49c | Mark McLoughlin | iov, iovcnt, sent_cb); |
673 | fbe78f4f | aliguori | } |
674 | fbe78f4f | aliguori | |
675 | f3b6c7fc | Mark McLoughlin | ssize_t |
676 | f3b6c7fc | Mark McLoughlin | qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov, int iovcnt) |
677 | f3b6c7fc | Mark McLoughlin | { |
678 | f3b6c7fc | Mark McLoughlin | return qemu_sendv_packet_async(vc, iov, iovcnt, NULL); |
679 | f3b6c7fc | Mark McLoughlin | } |
680 | f3b6c7fc | Mark McLoughlin | |
681 | 63a01ef8 | aliguori | /* find or alloc a new VLAN */
|
682 | 1a609520 | Jan Kiszka | VLANState *qemu_find_vlan(int id, int allocate) |
683 | 63a01ef8 | aliguori | { |
684 | 5610c3aa | Mark McLoughlin | VLANState *vlan; |
685 | 5610c3aa | Mark McLoughlin | |
686 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
687 | 5610c3aa | Mark McLoughlin | if (vlan->id == id) {
|
688 | 63a01ef8 | aliguori | return vlan;
|
689 | 5610c3aa | Mark McLoughlin | } |
690 | 63a01ef8 | aliguori | } |
691 | 5610c3aa | Mark McLoughlin | |
692 | 1a609520 | Jan Kiszka | if (!allocate) {
|
693 | 1a609520 | Jan Kiszka | return NULL; |
694 | 1a609520 | Jan Kiszka | } |
695 | 5610c3aa | Mark McLoughlin | |
696 | 63a01ef8 | aliguori | vlan = qemu_mallocz(sizeof(VLANState));
|
697 | 63a01ef8 | aliguori | vlan->id = id; |
698 | 5610c3aa | Mark McLoughlin | QTAILQ_INIT(&vlan->clients); |
699 | f7105843 | Mark McLoughlin | |
700 | f7105843 | Mark McLoughlin | vlan->send_queue = qemu_new_net_queue(qemu_vlan_deliver_packet, |
701 | f7105843 | Mark McLoughlin | qemu_vlan_deliver_packet_iov, |
702 | f7105843 | Mark McLoughlin | vlan); |
703 | 5610c3aa | Mark McLoughlin | |
704 | 5610c3aa | Mark McLoughlin | QTAILQ_INSERT_TAIL(&vlans, vlan, next); |
705 | 5610c3aa | Mark McLoughlin | |
706 | 63a01ef8 | aliguori | return vlan;
|
707 | 63a01ef8 | aliguori | } |
708 | 63a01ef8 | aliguori | |
709 | 2ef924b4 | Gerd Hoffmann | VLANClientState *qemu_find_netdev(const char *id) |
710 | 5869c4d5 | Mark McLoughlin | { |
711 | 5869c4d5 | Mark McLoughlin | VLANClientState *vc; |
712 | 5869c4d5 | Mark McLoughlin | |
713 | 5869c4d5 | Mark McLoughlin | QTAILQ_FOREACH(vc, &non_vlan_clients, next) { |
714 | 5869c4d5 | Mark McLoughlin | if (!strcmp(vc->name, id)) {
|
715 | 5869c4d5 | Mark McLoughlin | return vc;
|
716 | 5869c4d5 | Mark McLoughlin | } |
717 | 5869c4d5 | Mark McLoughlin | } |
718 | 5869c4d5 | Mark McLoughlin | |
719 | 5869c4d5 | Mark McLoughlin | return NULL; |
720 | 5869c4d5 | Mark McLoughlin | } |
721 | 5869c4d5 | Mark McLoughlin | |
722 | 7697079b | aliguori | static int nic_get_free_idx(void) |
723 | 7697079b | aliguori | { |
724 | 7697079b | aliguori | int index;
|
725 | 7697079b | aliguori | |
726 | 7697079b | aliguori | for (index = 0; index < MAX_NICS; index++) |
727 | 7697079b | aliguori | if (!nd_table[index].used)
|
728 | 7697079b | aliguori | return index;
|
729 | 7697079b | aliguori | return -1; |
730 | 7697079b | aliguori | } |
731 | 7697079b | aliguori | |
732 | 07caea31 | Markus Armbruster | int qemu_show_nic_models(const char *arg, const char *const *models) |
733 | 07caea31 | Markus Armbruster | { |
734 | 07caea31 | Markus Armbruster | int i;
|
735 | 07caea31 | Markus Armbruster | |
736 | 07caea31 | Markus Armbruster | if (!arg || strcmp(arg, "?")) |
737 | 07caea31 | Markus Armbruster | return 0; |
738 | 07caea31 | Markus Armbruster | |
739 | 07caea31 | Markus Armbruster | fprintf(stderr, "qemu: Supported NIC models: ");
|
740 | 07caea31 | Markus Armbruster | for (i = 0 ; models[i]; i++) |
741 | 07caea31 | Markus Armbruster | fprintf(stderr, "%s%c", models[i], models[i+1] ? ',' : '\n'); |
742 | 07caea31 | Markus Armbruster | return 1; |
743 | 07caea31 | Markus Armbruster | } |
744 | 07caea31 | Markus Armbruster | |
745 | d07f22c5 | aliguori | void qemu_check_nic_model(NICInfo *nd, const char *model) |
746 | d07f22c5 | aliguori | { |
747 | d07f22c5 | aliguori | const char *models[2]; |
748 | d07f22c5 | aliguori | |
749 | d07f22c5 | aliguori | models[0] = model;
|
750 | d07f22c5 | aliguori | models[1] = NULL; |
751 | d07f22c5 | aliguori | |
752 | 07caea31 | Markus Armbruster | if (qemu_show_nic_models(nd->model, models))
|
753 | 07caea31 | Markus Armbruster | exit(0);
|
754 | 07caea31 | Markus Armbruster | if (qemu_find_nic_model(nd, models, model) < 0) |
755 | 07caea31 | Markus Armbruster | exit(1);
|
756 | d07f22c5 | aliguori | } |
757 | d07f22c5 | aliguori | |
758 | 07caea31 | Markus Armbruster | int qemu_find_nic_model(NICInfo *nd, const char * const *models, |
759 | 07caea31 | Markus Armbruster | const char *default_model) |
760 | d07f22c5 | aliguori | { |
761 | 07caea31 | Markus Armbruster | int i;
|
762 | d07f22c5 | aliguori | |
763 | d07f22c5 | aliguori | if (!nd->model)
|
764 | 32a8e14a | Mark McLoughlin | nd->model = qemu_strdup(default_model); |
765 | d07f22c5 | aliguori | |
766 | 07caea31 | Markus Armbruster | for (i = 0 ; models[i]; i++) { |
767 | 07caea31 | Markus Armbruster | if (strcmp(nd->model, models[i]) == 0) |
768 | 07caea31 | Markus Armbruster | return i;
|
769 | d07f22c5 | aliguori | } |
770 | d07f22c5 | aliguori | |
771 | 1ecda02b | Markus Armbruster | error_report("qemu: Unsupported NIC model: %s", nd->model);
|
772 | 07caea31 | Markus Armbruster | return -1; |
773 | d07f22c5 | aliguori | } |
774 | d07f22c5 | aliguori | |
775 | 5281d757 | Mark McLoughlin | int net_handle_fd_param(Monitor *mon, const char *param) |
776 | c1d6eed7 | Mark McLoughlin | { |
777 | f7c31d63 | Jason Wang | int fd;
|
778 | f7c31d63 | Jason Wang | |
779 | f7c31d63 | Jason Wang | if (!qemu_isdigit(param[0]) && mon) { |
780 | c1d6eed7 | Mark McLoughlin | |
781 | c1d6eed7 | Mark McLoughlin | fd = monitor_get_fd(mon, param); |
782 | c1d6eed7 | Mark McLoughlin | if (fd == -1) { |
783 | 1ecda02b | Markus Armbruster | error_report("No file descriptor named %s found", param);
|
784 | c1d6eed7 | Mark McLoughlin | return -1; |
785 | c1d6eed7 | Mark McLoughlin | } |
786 | c1d6eed7 | Mark McLoughlin | } else {
|
787 | f7c31d63 | Jason Wang | char *endptr = NULL; |
788 | f7c31d63 | Jason Wang | |
789 | f7c31d63 | Jason Wang | fd = strtol(param, &endptr, 10);
|
790 | f7c31d63 | Jason Wang | if (*endptr || (fd == 0 && param == endptr)) { |
791 | f7c31d63 | Jason Wang | return -1; |
792 | f7c31d63 | Jason Wang | } |
793 | c1d6eed7 | Mark McLoughlin | } |
794 | f7c31d63 | Jason Wang | |
795 | f7c31d63 | Jason Wang | return fd;
|
796 | c1d6eed7 | Mark McLoughlin | } |
797 | c1d6eed7 | Mark McLoughlin | |
798 | f6b134ac | Mark McLoughlin | static int net_init_nic(QemuOpts *opts, |
799 | f6b134ac | Mark McLoughlin | Monitor *mon, |
800 | f6b134ac | Mark McLoughlin | const char *name, |
801 | f6b134ac | Mark McLoughlin | VLANState *vlan) |
802 | f83c6e10 | Mark McLoughlin | { |
803 | f83c6e10 | Mark McLoughlin | int idx;
|
804 | f83c6e10 | Mark McLoughlin | NICInfo *nd; |
805 | 5869c4d5 | Mark McLoughlin | const char *netdev; |
806 | f83c6e10 | Mark McLoughlin | |
807 | f83c6e10 | Mark McLoughlin | idx = nic_get_free_idx(); |
808 | f83c6e10 | Mark McLoughlin | if (idx == -1 || nb_nics >= MAX_NICS) { |
809 | 1ecda02b | Markus Armbruster | error_report("Too Many NICs");
|
810 | f83c6e10 | Mark McLoughlin | return -1; |
811 | f83c6e10 | Mark McLoughlin | } |
812 | f83c6e10 | Mark McLoughlin | |
813 | f83c6e10 | Mark McLoughlin | nd = &nd_table[idx]; |
814 | f83c6e10 | Mark McLoughlin | |
815 | f83c6e10 | Mark McLoughlin | memset(nd, 0, sizeof(*nd)); |
816 | f83c6e10 | Mark McLoughlin | |
817 | 5869c4d5 | Mark McLoughlin | if ((netdev = qemu_opt_get(opts, "netdev"))) { |
818 | 5869c4d5 | Mark McLoughlin | nd->netdev = qemu_find_netdev(netdev); |
819 | 5869c4d5 | Mark McLoughlin | if (!nd->netdev) {
|
820 | 1ecda02b | Markus Armbruster | error_report("netdev '%s' not found", netdev);
|
821 | 5869c4d5 | Mark McLoughlin | return -1; |
822 | 5869c4d5 | Mark McLoughlin | } |
823 | 5869c4d5 | Mark McLoughlin | } else {
|
824 | 5869c4d5 | Mark McLoughlin | assert(vlan); |
825 | 5869c4d5 | Mark McLoughlin | nd->vlan = vlan; |
826 | 5869c4d5 | Mark McLoughlin | } |
827 | 6d952ebe | Mark McLoughlin | if (name) {
|
828 | 6d952ebe | Mark McLoughlin | nd->name = qemu_strdup(name); |
829 | 6d952ebe | Mark McLoughlin | } |
830 | f83c6e10 | Mark McLoughlin | if (qemu_opt_get(opts, "model")) { |
831 | f83c6e10 | Mark McLoughlin | nd->model = qemu_strdup(qemu_opt_get(opts, "model"));
|
832 | f83c6e10 | Mark McLoughlin | } |
833 | f83c6e10 | Mark McLoughlin | if (qemu_opt_get(opts, "addr")) { |
834 | f83c6e10 | Mark McLoughlin | nd->devaddr = qemu_strdup(qemu_opt_get(opts, "addr"));
|
835 | f83c6e10 | Mark McLoughlin | } |
836 | f83c6e10 | Mark McLoughlin | |
837 | f83c6e10 | Mark McLoughlin | nd->macaddr[0] = 0x52; |
838 | f83c6e10 | Mark McLoughlin | nd->macaddr[1] = 0x54; |
839 | f83c6e10 | Mark McLoughlin | nd->macaddr[2] = 0x00; |
840 | f83c6e10 | Mark McLoughlin | nd->macaddr[3] = 0x12; |
841 | f83c6e10 | Mark McLoughlin | nd->macaddr[4] = 0x34; |
842 | f83c6e10 | Mark McLoughlin | nd->macaddr[5] = 0x56 + idx; |
843 | f83c6e10 | Mark McLoughlin | |
844 | f83c6e10 | Mark McLoughlin | if (qemu_opt_get(opts, "macaddr") && |
845 | f1d078c3 | Mark McLoughlin | net_parse_macaddr(nd->macaddr, qemu_opt_get(opts, "macaddr")) < 0) { |
846 | 1ecda02b | Markus Armbruster | error_report("invalid syntax for ethernet address");
|
847 | f83c6e10 | Mark McLoughlin | return -1; |
848 | f83c6e10 | Mark McLoughlin | } |
849 | f83c6e10 | Mark McLoughlin | |
850 | 75422b0d | Amit Shah | nd->nvectors = qemu_opt_get_number(opts, "vectors",
|
851 | 75422b0d | Amit Shah | DEV_NVECTORS_UNSPECIFIED); |
852 | 75422b0d | Amit Shah | if (nd->nvectors != DEV_NVECTORS_UNSPECIFIED &&
|
853 | f83c6e10 | Mark McLoughlin | (nd->nvectors < 0 || nd->nvectors > 0x7ffffff)) { |
854 | 1ecda02b | Markus Armbruster | error_report("invalid # of vectors: %d", nd->nvectors);
|
855 | f83c6e10 | Mark McLoughlin | return -1; |
856 | f83c6e10 | Mark McLoughlin | } |
857 | f83c6e10 | Mark McLoughlin | |
858 | f83c6e10 | Mark McLoughlin | nd->used = 1;
|
859 | f83c6e10 | Mark McLoughlin | nb_nics++; |
860 | f83c6e10 | Mark McLoughlin | |
861 | f83c6e10 | Mark McLoughlin | return idx;
|
862 | f83c6e10 | Mark McLoughlin | } |
863 | f83c6e10 | Mark McLoughlin | |
864 | f83c6e10 | Mark McLoughlin | #define NET_COMMON_PARAMS_DESC \
|
865 | f83c6e10 | Mark McLoughlin | { \ |
866 | f83c6e10 | Mark McLoughlin | .name = "type", \
|
867 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_STRING, \ |
868 | f83c6e10 | Mark McLoughlin | .help = "net client type (nic, tap etc.)", \
|
869 | f83c6e10 | Mark McLoughlin | }, { \ |
870 | f83c6e10 | Mark McLoughlin | .name = "vlan", \
|
871 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_NUMBER, \ |
872 | f83c6e10 | Mark McLoughlin | .help = "vlan number", \
|
873 | f83c6e10 | Mark McLoughlin | }, { \ |
874 | f83c6e10 | Mark McLoughlin | .name = "name", \
|
875 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_STRING, \ |
876 | f83c6e10 | Mark McLoughlin | .help = "identifier for monitor commands", \
|
877 | f83c6e10 | Mark McLoughlin | } |
878 | f83c6e10 | Mark McLoughlin | |
879 | 6d952ebe | Mark McLoughlin | typedef int (*net_client_init_func)(QemuOpts *opts, |
880 | 6d952ebe | Mark McLoughlin | Monitor *mon, |
881 | f6b134ac | Mark McLoughlin | const char *name, |
882 | f6b134ac | Mark McLoughlin | VLANState *vlan); |
883 | f83c6e10 | Mark McLoughlin | |
884 | f83c6e10 | Mark McLoughlin | /* magic number, but compiler will warn if too small */
|
885 | f83c6e10 | Mark McLoughlin | #define NET_MAX_DESC 20 |
886 | f83c6e10 | Mark McLoughlin | |
887 | 238431a9 | Blue Swirl | static const struct { |
888 | f83c6e10 | Mark McLoughlin | const char *type; |
889 | f83c6e10 | Mark McLoughlin | net_client_init_func init; |
890 | f83c6e10 | Mark McLoughlin | QemuOptDesc desc[NET_MAX_DESC]; |
891 | f83c6e10 | Mark McLoughlin | } net_client_types[] = { |
892 | f83c6e10 | Mark McLoughlin | { |
893 | f83c6e10 | Mark McLoughlin | .type = "none",
|
894 | f83c6e10 | Mark McLoughlin | .desc = { |
895 | f83c6e10 | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
896 | f83c6e10 | Mark McLoughlin | { /* end of list */ }
|
897 | f83c6e10 | Mark McLoughlin | }, |
898 | f83c6e10 | Mark McLoughlin | }, { |
899 | f83c6e10 | Mark McLoughlin | .type = "nic",
|
900 | f83c6e10 | Mark McLoughlin | .init = net_init_nic, |
901 | f83c6e10 | Mark McLoughlin | .desc = { |
902 | f83c6e10 | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
903 | f83c6e10 | Mark McLoughlin | { |
904 | 5869c4d5 | Mark McLoughlin | .name = "netdev",
|
905 | 5869c4d5 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
906 | 5869c4d5 | Mark McLoughlin | .help = "id of -netdev to connect to",
|
907 | 5869c4d5 | Mark McLoughlin | }, |
908 | 5869c4d5 | Mark McLoughlin | { |
909 | f83c6e10 | Mark McLoughlin | .name = "macaddr",
|
910 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
911 | f83c6e10 | Mark McLoughlin | .help = "MAC address",
|
912 | f83c6e10 | Mark McLoughlin | }, { |
913 | f83c6e10 | Mark McLoughlin | .name = "model",
|
914 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
915 | f83c6e10 | Mark McLoughlin | .help = "device model (e1000, rtl8139, virtio etc.)",
|
916 | f83c6e10 | Mark McLoughlin | }, { |
917 | f83c6e10 | Mark McLoughlin | .name = "addr",
|
918 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
919 | f83c6e10 | Mark McLoughlin | .help = "PCI device address",
|
920 | f83c6e10 | Mark McLoughlin | }, { |
921 | f83c6e10 | Mark McLoughlin | .name = "vectors",
|
922 | f83c6e10 | Mark McLoughlin | .type = QEMU_OPT_NUMBER, |
923 | f83c6e10 | Mark McLoughlin | .help = "number of MSI-x vectors, 0 to disable MSI-X",
|
924 | f83c6e10 | Mark McLoughlin | }, |
925 | f83c6e10 | Mark McLoughlin | { /* end of list */ }
|
926 | f83c6e10 | Mark McLoughlin | }, |
927 | ec302ffd | Mark McLoughlin | #ifdef CONFIG_SLIRP
|
928 | ec302ffd | Mark McLoughlin | }, { |
929 | ec302ffd | Mark McLoughlin | .type = "user",
|
930 | ec302ffd | Mark McLoughlin | .init = net_init_slirp, |
931 | ec302ffd | Mark McLoughlin | .desc = { |
932 | ec302ffd | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
933 | ec302ffd | Mark McLoughlin | { |
934 | ec302ffd | Mark McLoughlin | .name = "hostname",
|
935 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
936 | ec302ffd | Mark McLoughlin | .help = "client hostname reported by the builtin DHCP server",
|
937 | ec302ffd | Mark McLoughlin | }, { |
938 | ec302ffd | Mark McLoughlin | .name = "restrict",
|
939 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
940 | ec302ffd | Mark McLoughlin | .help = "isolate the guest from the host (y|yes|n|no)",
|
941 | ec302ffd | Mark McLoughlin | }, { |
942 | ec302ffd | Mark McLoughlin | .name = "ip",
|
943 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
944 | ec302ffd | Mark McLoughlin | .help = "legacy parameter, use net= instead",
|
945 | ec302ffd | Mark McLoughlin | }, { |
946 | ec302ffd | Mark McLoughlin | .name = "net",
|
947 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
948 | ec302ffd | Mark McLoughlin | .help = "IP address and optional netmask",
|
949 | ec302ffd | Mark McLoughlin | }, { |
950 | ec302ffd | Mark McLoughlin | .name = "host",
|
951 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
952 | ec302ffd | Mark McLoughlin | .help = "guest-visible address of the host",
|
953 | ec302ffd | Mark McLoughlin | }, { |
954 | ec302ffd | Mark McLoughlin | .name = "tftp",
|
955 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
956 | ec302ffd | Mark McLoughlin | .help = "root directory of the built-in TFTP server",
|
957 | ec302ffd | Mark McLoughlin | }, { |
958 | ec302ffd | Mark McLoughlin | .name = "bootfile",
|
959 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
960 | ec302ffd | Mark McLoughlin | .help = "BOOTP filename, for use with tftp=",
|
961 | ec302ffd | Mark McLoughlin | }, { |
962 | ec302ffd | Mark McLoughlin | .name = "dhcpstart",
|
963 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
964 | ec302ffd | Mark McLoughlin | .help = "the first of the 16 IPs the built-in DHCP server can assign",
|
965 | ec302ffd | Mark McLoughlin | }, { |
966 | ec302ffd | Mark McLoughlin | .name = "dns",
|
967 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
968 | ec302ffd | Mark McLoughlin | .help = "guest-visible address of the virtual nameserver",
|
969 | ec302ffd | Mark McLoughlin | }, { |
970 | ec302ffd | Mark McLoughlin | .name = "smb",
|
971 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
972 | ec302ffd | Mark McLoughlin | .help = "root directory of the built-in SMB server",
|
973 | ec302ffd | Mark McLoughlin | }, { |
974 | ec302ffd | Mark McLoughlin | .name = "smbserver",
|
975 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
976 | ec302ffd | Mark McLoughlin | .help = "IP address of the built-in SMB server",
|
977 | ec302ffd | Mark McLoughlin | }, { |
978 | ec302ffd | Mark McLoughlin | .name = "hostfwd",
|
979 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
980 | ec302ffd | Mark McLoughlin | .help = "guest port number to forward incoming TCP or UDP connections",
|
981 | ec302ffd | Mark McLoughlin | }, { |
982 | ec302ffd | Mark McLoughlin | .name = "guestfwd",
|
983 | ec302ffd | Mark McLoughlin | .type = QEMU_OPT_STRING, |
984 | ec302ffd | Mark McLoughlin | .help = "IP address and port to forward guest TCP connections",
|
985 | ec302ffd | Mark McLoughlin | }, |
986 | ec302ffd | Mark McLoughlin | { /* end of list */ }
|
987 | ec302ffd | Mark McLoughlin | }, |
988 | ec302ffd | Mark McLoughlin | #endif
|
989 | 8a1c5235 | Mark McLoughlin | }, { |
990 | 8a1c5235 | Mark McLoughlin | .type = "tap",
|
991 | a8ed73f7 | Mark McLoughlin | .init = net_init_tap, |
992 | 8a1c5235 | Mark McLoughlin | .desc = { |
993 | 8a1c5235 | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
994 | 8a1c5235 | Mark McLoughlin | { |
995 | 8a1c5235 | Mark McLoughlin | .name = "ifname",
|
996 | 8a1c5235 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
997 | 8a1c5235 | Mark McLoughlin | .help = "interface name",
|
998 | 8a1c5235 | Mark McLoughlin | }, |
999 | a8ed73f7 | Mark McLoughlin | #ifndef _WIN32
|
1000 | 8a1c5235 | Mark McLoughlin | { |
1001 | 8a1c5235 | Mark McLoughlin | .name = "fd",
|
1002 | 8a1c5235 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1003 | 8a1c5235 | Mark McLoughlin | .help = "file descriptor of an already opened tap",
|
1004 | 8a1c5235 | Mark McLoughlin | }, { |
1005 | 8a1c5235 | Mark McLoughlin | .name = "script",
|
1006 | 8a1c5235 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1007 | 8a1c5235 | Mark McLoughlin | .help = "script to initialize the interface",
|
1008 | 8a1c5235 | Mark McLoughlin | }, { |
1009 | 8a1c5235 | Mark McLoughlin | .name = "downscript",
|
1010 | 8a1c5235 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1011 | 8a1c5235 | Mark McLoughlin | .help = "script to shut down the interface",
|
1012 | 8a1c5235 | Mark McLoughlin | }, { |
1013 | 8a1c5235 | Mark McLoughlin | .name = "sndbuf",
|
1014 | 8a1c5235 | Mark McLoughlin | .type = QEMU_OPT_SIZE, |
1015 | 8a1c5235 | Mark McLoughlin | .help = "send buffer limit"
|
1016 | baf74c95 | Mark McLoughlin | }, { |
1017 | baf74c95 | Mark McLoughlin | .name = "vnet_hdr",
|
1018 | baf74c95 | Mark McLoughlin | .type = QEMU_OPT_BOOL, |
1019 | baf74c95 | Mark McLoughlin | .help = "enable the IFF_VNET_HDR flag on the tap interface"
|
1020 | 82b0d80e | Michael S. Tsirkin | }, { |
1021 | 82b0d80e | Michael S. Tsirkin | .name = "vhost",
|
1022 | 82b0d80e | Michael S. Tsirkin | .type = QEMU_OPT_BOOL, |
1023 | 82b0d80e | Michael S. Tsirkin | .help = "enable vhost-net network accelerator",
|
1024 | 82b0d80e | Michael S. Tsirkin | }, { |
1025 | 82b0d80e | Michael S. Tsirkin | .name = "vhostfd",
|
1026 | 82b0d80e | Michael S. Tsirkin | .type = QEMU_OPT_STRING, |
1027 | 82b0d80e | Michael S. Tsirkin | .help = "file descriptor of an already opened vhost net device",
|
1028 | 8a1c5235 | Mark McLoughlin | }, |
1029 | a8ed73f7 | Mark McLoughlin | #endif /* _WIN32 */ |
1030 | 8a1c5235 | Mark McLoughlin | { /* end of list */ }
|
1031 | 8a1c5235 | Mark McLoughlin | }, |
1032 | 88ce16ca | Mark McLoughlin | }, { |
1033 | 88ce16ca | Mark McLoughlin | .type = "socket",
|
1034 | 88ce16ca | Mark McLoughlin | .init = net_init_socket, |
1035 | 88ce16ca | Mark McLoughlin | .desc = { |
1036 | 88ce16ca | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
1037 | 88ce16ca | Mark McLoughlin | { |
1038 | 88ce16ca | Mark McLoughlin | .name = "fd",
|
1039 | 88ce16ca | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1040 | 88ce16ca | Mark McLoughlin | .help = "file descriptor of an already opened socket",
|
1041 | 88ce16ca | Mark McLoughlin | }, { |
1042 | 88ce16ca | Mark McLoughlin | .name = "listen",
|
1043 | 88ce16ca | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1044 | 88ce16ca | Mark McLoughlin | .help = "port number, and optional hostname, to listen on",
|
1045 | 88ce16ca | Mark McLoughlin | }, { |
1046 | 88ce16ca | Mark McLoughlin | .name = "connect",
|
1047 | 88ce16ca | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1048 | 88ce16ca | Mark McLoughlin | .help = "port number, and optional hostname, to connect to",
|
1049 | 88ce16ca | Mark McLoughlin | }, { |
1050 | 88ce16ca | Mark McLoughlin | .name = "mcast",
|
1051 | 88ce16ca | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1052 | 88ce16ca | Mark McLoughlin | .help = "UDP multicast address and port number",
|
1053 | 3a75e74c | Mike Ryan | }, { |
1054 | 3a75e74c | Mike Ryan | .name = "localaddr",
|
1055 | 3a75e74c | Mike Ryan | .type = QEMU_OPT_STRING, |
1056 | 3a75e74c | Mike Ryan | .help = "source address for multicast packets",
|
1057 | 88ce16ca | Mark McLoughlin | }, |
1058 | 88ce16ca | Mark McLoughlin | { /* end of list */ }
|
1059 | 88ce16ca | Mark McLoughlin | }, |
1060 | dd51058d | Mark McLoughlin | #ifdef CONFIG_VDE
|
1061 | dd51058d | Mark McLoughlin | }, { |
1062 | dd51058d | Mark McLoughlin | .type = "vde",
|
1063 | dd51058d | Mark McLoughlin | .init = net_init_vde, |
1064 | dd51058d | Mark McLoughlin | .desc = { |
1065 | dd51058d | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
1066 | dd51058d | Mark McLoughlin | { |
1067 | dd51058d | Mark McLoughlin | .name = "sock",
|
1068 | dd51058d | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1069 | dd51058d | Mark McLoughlin | .help = "socket path",
|
1070 | dd51058d | Mark McLoughlin | }, { |
1071 | dd51058d | Mark McLoughlin | .name = "port",
|
1072 | dd51058d | Mark McLoughlin | .type = QEMU_OPT_NUMBER, |
1073 | dd51058d | Mark McLoughlin | .help = "port number",
|
1074 | dd51058d | Mark McLoughlin | }, { |
1075 | dd51058d | Mark McLoughlin | .name = "group",
|
1076 | dd51058d | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1077 | dd51058d | Mark McLoughlin | .help = "group owner of socket",
|
1078 | dd51058d | Mark McLoughlin | }, { |
1079 | dd51058d | Mark McLoughlin | .name = "mode",
|
1080 | dd51058d | Mark McLoughlin | .type = QEMU_OPT_NUMBER, |
1081 | dd51058d | Mark McLoughlin | .help = "permissions for socket",
|
1082 | dd51058d | Mark McLoughlin | }, |
1083 | dd51058d | Mark McLoughlin | { /* end of list */ }
|
1084 | dd51058d | Mark McLoughlin | }, |
1085 | dd51058d | Mark McLoughlin | #endif
|
1086 | ed2955c2 | Mark McLoughlin | }, { |
1087 | ed2955c2 | Mark McLoughlin | .type = "dump",
|
1088 | ed2955c2 | Mark McLoughlin | .init = net_init_dump, |
1089 | ed2955c2 | Mark McLoughlin | .desc = { |
1090 | ed2955c2 | Mark McLoughlin | NET_COMMON_PARAMS_DESC, |
1091 | ed2955c2 | Mark McLoughlin | { |
1092 | ed2955c2 | Mark McLoughlin | .name = "len",
|
1093 | ed2955c2 | Mark McLoughlin | .type = QEMU_OPT_SIZE, |
1094 | ed2955c2 | Mark McLoughlin | .help = "per-packet size limit (64k default)",
|
1095 | ed2955c2 | Mark McLoughlin | }, { |
1096 | ed2955c2 | Mark McLoughlin | .name = "file",
|
1097 | ed2955c2 | Mark McLoughlin | .type = QEMU_OPT_STRING, |
1098 | ed2955c2 | Mark McLoughlin | .help = "dump file path (default is qemu-vlan0.pcap)",
|
1099 | ed2955c2 | Mark McLoughlin | }, |
1100 | ed2955c2 | Mark McLoughlin | { /* end of list */ }
|
1101 | ed2955c2 | Mark McLoughlin | }, |
1102 | f83c6e10 | Mark McLoughlin | }, |
1103 | f83c6e10 | Mark McLoughlin | { /* end of list */ }
|
1104 | f83c6e10 | Mark McLoughlin | }; |
1105 | f83c6e10 | Mark McLoughlin | |
1106 | f6b134ac | Mark McLoughlin | int net_client_init(Monitor *mon, QemuOpts *opts, int is_netdev) |
1107 | f83c6e10 | Mark McLoughlin | { |
1108 | 6d952ebe | Mark McLoughlin | const char *name; |
1109 | f83c6e10 | Mark McLoughlin | const char *type; |
1110 | f83c6e10 | Mark McLoughlin | int i;
|
1111 | f83c6e10 | Mark McLoughlin | |
1112 | f83c6e10 | Mark McLoughlin | type = qemu_opt_get(opts, "type");
|
1113 | 5294e2c7 | Markus Armbruster | if (!type) {
|
1114 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_MISSING_PARAMETER, "type");
|
1115 | 5294e2c7 | Markus Armbruster | return -1; |
1116 | 5294e2c7 | Markus Armbruster | } |
1117 | f83c6e10 | Mark McLoughlin | |
1118 | 5294e2c7 | Markus Armbruster | if (is_netdev) {
|
1119 | f6b134ac | Mark McLoughlin | if (strcmp(type, "tap") != 0 && |
1120 | f6b134ac | Mark McLoughlin | #ifdef CONFIG_SLIRP
|
1121 | f6b134ac | Mark McLoughlin | strcmp(type, "user") != 0 && |
1122 | f6b134ac | Mark McLoughlin | #endif
|
1123 | f6b134ac | Mark McLoughlin | #ifdef CONFIG_VDE
|
1124 | f6b134ac | Mark McLoughlin | strcmp(type, "vde") != 0 && |
1125 | f6b134ac | Mark McLoughlin | #endif
|
1126 | f6b134ac | Mark McLoughlin | strcmp(type, "socket") != 0) { |
1127 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_INVALID_PARAMETER_VALUE, "type",
|
1128 | 5294e2c7 | Markus Armbruster | "a netdev backend type");
|
1129 | f6b134ac | Mark McLoughlin | return -1; |
1130 | f6b134ac | Mark McLoughlin | } |
1131 | f6b134ac | Mark McLoughlin | |
1132 | f6b134ac | Mark McLoughlin | if (qemu_opt_get(opts, "vlan")) { |
1133 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_INVALID_PARAMETER, "vlan");
|
1134 | f6b134ac | Mark McLoughlin | return -1; |
1135 | f6b134ac | Mark McLoughlin | } |
1136 | f6b134ac | Mark McLoughlin | if (qemu_opt_get(opts, "name")) { |
1137 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_INVALID_PARAMETER, "name");
|
1138 | f6b134ac | Mark McLoughlin | return -1; |
1139 | f6b134ac | Mark McLoughlin | } |
1140 | f6b134ac | Mark McLoughlin | if (!qemu_opts_id(opts)) {
|
1141 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_MISSING_PARAMETER, "id");
|
1142 | f6b134ac | Mark McLoughlin | return -1; |
1143 | f6b134ac | Mark McLoughlin | } |
1144 | f6b134ac | Mark McLoughlin | } |
1145 | f6b134ac | Mark McLoughlin | |
1146 | 6d952ebe | Mark McLoughlin | name = qemu_opts_id(opts); |
1147 | 6d952ebe | Mark McLoughlin | if (!name) {
|
1148 | 6d952ebe | Mark McLoughlin | name = qemu_opt_get(opts, "name");
|
1149 | 6d952ebe | Mark McLoughlin | } |
1150 | 6d952ebe | Mark McLoughlin | |
1151 | f83c6e10 | Mark McLoughlin | for (i = 0; net_client_types[i].type != NULL; i++) { |
1152 | f83c6e10 | Mark McLoughlin | if (!strcmp(net_client_types[i].type, type)) {
|
1153 | f6b134ac | Mark McLoughlin | VLANState *vlan = NULL;
|
1154 | 50e32ea8 | Amit Shah | int ret;
|
1155 | f6b134ac | Mark McLoughlin | |
1156 | f83c6e10 | Mark McLoughlin | if (qemu_opts_validate(opts, &net_client_types[i].desc[0]) == -1) { |
1157 | f83c6e10 | Mark McLoughlin | return -1; |
1158 | f83c6e10 | Mark McLoughlin | } |
1159 | f83c6e10 | Mark McLoughlin | |
1160 | 5869c4d5 | Mark McLoughlin | /* Do not add to a vlan if it's a -netdev or a nic with a
|
1161 | 5869c4d5 | Mark McLoughlin | * netdev= parameter. */
|
1162 | 5869c4d5 | Mark McLoughlin | if (!(is_netdev ||
|
1163 | 5869c4d5 | Mark McLoughlin | (strcmp(type, "nic") == 0 && qemu_opt_get(opts, "netdev")))) { |
1164 | f6b134ac | Mark McLoughlin | vlan = qemu_find_vlan(qemu_opt_get_number(opts, "vlan", 0), 1); |
1165 | f6b134ac | Mark McLoughlin | } |
1166 | f6b134ac | Mark McLoughlin | |
1167 | 03c71553 | Amit Shah | ret = 0;
|
1168 | f83c6e10 | Mark McLoughlin | if (net_client_types[i].init) {
|
1169 | 50e32ea8 | Amit Shah | ret = net_client_types[i].init(opts, mon, name, vlan); |
1170 | 50e32ea8 | Amit Shah | if (ret < 0) { |
1171 | 5294e2c7 | Markus Armbruster | /* TODO push error reporting into init() methods */
|
1172 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_DEVICE_INIT_FAILED, type); |
1173 | 5294e2c7 | Markus Armbruster | return -1; |
1174 | 5294e2c7 | Markus Armbruster | } |
1175 | f83c6e10 | Mark McLoughlin | } |
1176 | 50e32ea8 | Amit Shah | return ret;
|
1177 | f83c6e10 | Mark McLoughlin | } |
1178 | f83c6e10 | Mark McLoughlin | } |
1179 | f83c6e10 | Mark McLoughlin | |
1180 | 5294e2c7 | Markus Armbruster | qerror_report(QERR_INVALID_PARAMETER_VALUE, "type",
|
1181 | 5294e2c7 | Markus Armbruster | "a network client type");
|
1182 | f83c6e10 | Mark McLoughlin | return -1; |
1183 | f83c6e10 | Mark McLoughlin | } |
1184 | f83c6e10 | Mark McLoughlin | |
1185 | 6f338c34 | aliguori | static int net_host_check_device(const char *device) |
1186 | 6f338c34 | aliguori | { |
1187 | 6f338c34 | aliguori | int i;
|
1188 | bb9ea79e | aliguori | const char *valid_param_list[] = { "tap", "socket", "dump" |
1189 | 6f338c34 | aliguori | #ifdef CONFIG_SLIRP
|
1190 | 6f338c34 | aliguori | ,"user"
|
1191 | 6f338c34 | aliguori | #endif
|
1192 | 6f338c34 | aliguori | #ifdef CONFIG_VDE
|
1193 | 6f338c34 | aliguori | ,"vde"
|
1194 | 6f338c34 | aliguori | #endif
|
1195 | 6f338c34 | aliguori | }; |
1196 | 6f338c34 | aliguori | for (i = 0; i < sizeof(valid_param_list) / sizeof(char *); i++) { |
1197 | 6f338c34 | aliguori | if (!strncmp(valid_param_list[i], device,
|
1198 | 6f338c34 | aliguori | strlen(valid_param_list[i]))) |
1199 | 6f338c34 | aliguori | return 1; |
1200 | 6f338c34 | aliguori | } |
1201 | 6f338c34 | aliguori | |
1202 | 6f338c34 | aliguori | return 0; |
1203 | 6f338c34 | aliguori | } |
1204 | 6f338c34 | aliguori | |
1205 | f18c16de | Luiz Capitulino | void net_host_device_add(Monitor *mon, const QDict *qdict) |
1206 | 6f338c34 | aliguori | { |
1207 | f18c16de | Luiz Capitulino | const char *device = qdict_get_str(qdict, "device"); |
1208 | 7f1c9d20 | Mark McLoughlin | const char *opts_str = qdict_get_try_str(qdict, "opts"); |
1209 | 7f1c9d20 | Mark McLoughlin | QemuOpts *opts; |
1210 | f18c16de | Luiz Capitulino | |
1211 | 6f338c34 | aliguori | if (!net_host_check_device(device)) {
|
1212 | 376253ec | aliguori | monitor_printf(mon, "invalid host network device %s\n", device);
|
1213 | 6f338c34 | aliguori | return;
|
1214 | 6f338c34 | aliguori | } |
1215 | 7f1c9d20 | Mark McLoughlin | |
1216 | 3329f07b | Gerd Hoffmann | opts = qemu_opts_parse(qemu_find_opts("net"), opts_str ? opts_str : "", 0); |
1217 | 7f1c9d20 | Mark McLoughlin | if (!opts) {
|
1218 | 7f1c9d20 | Mark McLoughlin | return;
|
1219 | 7f1c9d20 | Mark McLoughlin | } |
1220 | 7f1c9d20 | Mark McLoughlin | |
1221 | 7f1c9d20 | Mark McLoughlin | qemu_opt_set(opts, "type", device);
|
1222 | 7f1c9d20 | Mark McLoughlin | |
1223 | f6b134ac | Mark McLoughlin | if (net_client_init(mon, opts, 0) < 0) { |
1224 | 5c8be678 | aliguori | monitor_printf(mon, "adding host network device %s failed\n", device);
|
1225 | 5c8be678 | aliguori | } |
1226 | 6f338c34 | aliguori | } |
1227 | 6f338c34 | aliguori | |
1228 | f18c16de | Luiz Capitulino | void net_host_device_remove(Monitor *mon, const QDict *qdict) |
1229 | 6f338c34 | aliguori | { |
1230 | 6f338c34 | aliguori | VLANClientState *vc; |
1231 | f18c16de | Luiz Capitulino | int vlan_id = qdict_get_int(qdict, "vlan_id"); |
1232 | f18c16de | Luiz Capitulino | const char *device = qdict_get_str(qdict, "device"); |
1233 | 6f338c34 | aliguori | |
1234 | 1a609520 | Jan Kiszka | vc = qemu_find_vlan_client_by_name(mon, vlan_id, device); |
1235 | 6f338c34 | aliguori | if (!vc) {
|
1236 | 6f338c34 | aliguori | return;
|
1237 | 6f338c34 | aliguori | } |
1238 | e8f1f9db | aliguori | if (!net_host_check_device(vc->model)) {
|
1239 | e8f1f9db | aliguori | monitor_printf(mon, "invalid host network device %s\n", device);
|
1240 | e8f1f9db | aliguori | return;
|
1241 | e8f1f9db | aliguori | } |
1242 | 6f338c34 | aliguori | qemu_del_vlan_client(vc); |
1243 | 6f338c34 | aliguori | } |
1244 | 6f338c34 | aliguori | |
1245 | ae82d324 | Markus Armbruster | int do_netdev_add(Monitor *mon, const QDict *qdict, QObject **ret_data) |
1246 | ae82d324 | Markus Armbruster | { |
1247 | ae82d324 | Markus Armbruster | QemuOpts *opts; |
1248 | ae82d324 | Markus Armbruster | int res;
|
1249 | ae82d324 | Markus Armbruster | |
1250 | 3329f07b | Gerd Hoffmann | opts = qemu_opts_from_qdict(qemu_find_opts("netdev"), qdict);
|
1251 | ae82d324 | Markus Armbruster | if (!opts) {
|
1252 | ae82d324 | Markus Armbruster | return -1; |
1253 | ae82d324 | Markus Armbruster | } |
1254 | ae82d324 | Markus Armbruster | |
1255 | ae82d324 | Markus Armbruster | res = net_client_init(mon, opts, 1);
|
1256 | 410cbafe | Yoshiaki Tamura | if (res < 0) { |
1257 | 410cbafe | Yoshiaki Tamura | qemu_opts_del(opts); |
1258 | 410cbafe | Yoshiaki Tamura | } |
1259 | 410cbafe | Yoshiaki Tamura | |
1260 | ae82d324 | Markus Armbruster | return res;
|
1261 | ae82d324 | Markus Armbruster | } |
1262 | ae82d324 | Markus Armbruster | |
1263 | ae82d324 | Markus Armbruster | int do_netdev_del(Monitor *mon, const QDict *qdict, QObject **ret_data) |
1264 | ae82d324 | Markus Armbruster | { |
1265 | ae82d324 | Markus Armbruster | const char *id = qdict_get_str(qdict, "id"); |
1266 | ae82d324 | Markus Armbruster | VLANClientState *vc; |
1267 | ae82d324 | Markus Armbruster | |
1268 | ae82d324 | Markus Armbruster | vc = qemu_find_netdev(id); |
1269 | ae82d324 | Markus Armbruster | if (!vc || vc->info->type == NET_CLIENT_TYPE_NIC) {
|
1270 | ae82d324 | Markus Armbruster | qerror_report(QERR_DEVICE_NOT_FOUND, id); |
1271 | ae82d324 | Markus Armbruster | return -1; |
1272 | ae82d324 | Markus Armbruster | } |
1273 | ae82d324 | Markus Armbruster | qemu_del_vlan_client(vc); |
1274 | 3329f07b | Gerd Hoffmann | qemu_opts_del(qemu_opts_find(qemu_find_opts("netdev"), id));
|
1275 | ae82d324 | Markus Armbruster | return 0; |
1276 | ae82d324 | Markus Armbruster | } |
1277 | ae82d324 | Markus Armbruster | |
1278 | 376253ec | aliguori | void do_info_network(Monitor *mon)
|
1279 | 63a01ef8 | aliguori | { |
1280 | 63a01ef8 | aliguori | VLANState *vlan; |
1281 | a0104e0e | Markus Armbruster | VLANClientState *vc; |
1282 | 63a01ef8 | aliguori | |
1283 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
1284 | 376253ec | aliguori | monitor_printf(mon, "VLAN %d devices:\n", vlan->id);
|
1285 | 5610c3aa | Mark McLoughlin | |
1286 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
1287 | 376253ec | aliguori | monitor_printf(mon, " %s: %s\n", vc->name, vc->info_str);
|
1288 | 5610c3aa | Mark McLoughlin | } |
1289 | 63a01ef8 | aliguori | } |
1290 | a0104e0e | Markus Armbruster | monitor_printf(mon, "Devices not on any VLAN:\n");
|
1291 | a0104e0e | Markus Armbruster | QTAILQ_FOREACH(vc, &non_vlan_clients, next) { |
1292 | a0104e0e | Markus Armbruster | monitor_printf(mon, " %s: %s", vc->name, vc->info_str);
|
1293 | a0104e0e | Markus Armbruster | if (vc->peer) {
|
1294 | a0104e0e | Markus Armbruster | monitor_printf(mon, " peer=%s", vc->peer->name);
|
1295 | a0104e0e | Markus Armbruster | } |
1296 | a0104e0e | Markus Armbruster | monitor_printf(mon, "\n");
|
1297 | a0104e0e | Markus Armbruster | } |
1298 | 63a01ef8 | aliguori | } |
1299 | 63a01ef8 | aliguori | |
1300 | 5369e3c0 | Markus Armbruster | int do_set_link(Monitor *mon, const QDict *qdict, QObject **ret_data) |
1301 | 436e5e53 | aliguori | { |
1302 | 436e5e53 | aliguori | VLANState *vlan; |
1303 | 436e5e53 | aliguori | VLANClientState *vc = NULL;
|
1304 | f18c16de | Luiz Capitulino | const char *name = qdict_get_str(qdict, "name"); |
1305 | c9b26a4c | Markus Armbruster | int up = qdict_get_bool(qdict, "up"); |
1306 | 436e5e53 | aliguori | |
1307 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
1308 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
1309 | 5610c3aa | Mark McLoughlin | if (strcmp(vc->name, name) == 0) { |
1310 | dd5de373 | edgar_igl | goto done;
|
1311 | 5610c3aa | Mark McLoughlin | } |
1312 | 5610c3aa | Mark McLoughlin | } |
1313 | 5610c3aa | Mark McLoughlin | } |
1314 | 2583ba97 | Markus Armbruster | vc = qemu_find_netdev(name); |
1315 | dd5de373 | edgar_igl | done:
|
1316 | 436e5e53 | aliguori | |
1317 | 436e5e53 | aliguori | if (!vc) {
|
1318 | 5369e3c0 | Markus Armbruster | qerror_report(QERR_DEVICE_NOT_FOUND, name); |
1319 | 5369e3c0 | Markus Armbruster | return -1; |
1320 | 436e5e53 | aliguori | } |
1321 | 436e5e53 | aliguori | |
1322 | c9b26a4c | Markus Armbruster | vc->link_down = !up; |
1323 | 436e5e53 | aliguori | |
1324 | 665a3b07 | Mark McLoughlin | if (vc->info->link_status_changed) {
|
1325 | 665a3b07 | Mark McLoughlin | vc->info->link_status_changed(vc); |
1326 | 665a3b07 | Mark McLoughlin | } |
1327 | 5369e3c0 | Markus Armbruster | return 0; |
1328 | 436e5e53 | aliguori | } |
1329 | 436e5e53 | aliguori | |
1330 | 63a01ef8 | aliguori | void net_cleanup(void) |
1331 | 63a01ef8 | aliguori | { |
1332 | 63a01ef8 | aliguori | VLANState *vlan; |
1333 | 577c4af9 | Mark McLoughlin | VLANClientState *vc, *next_vc; |
1334 | 63a01ef8 | aliguori | |
1335 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
1336 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH_SAFE(vc, &vlan->clients, next, next_vc) { |
1337 | b946a153 | aliguori | qemu_del_vlan_client(vc); |
1338 | 63a01ef8 | aliguori | } |
1339 | 63a01ef8 | aliguori | } |
1340 | 577c4af9 | Mark McLoughlin | |
1341 | 577c4af9 | Mark McLoughlin | QTAILQ_FOREACH_SAFE(vc, &non_vlan_clients, next, next_vc) { |
1342 | 577c4af9 | Mark McLoughlin | qemu_del_vlan_client(vc); |
1343 | 577c4af9 | Mark McLoughlin | } |
1344 | 63a01ef8 | aliguori | } |
1345 | 63a01ef8 | aliguori | |
1346 | 668680f7 | Markus Armbruster | void net_check_clients(void) |
1347 | 63a01ef8 | aliguori | { |
1348 | 63a01ef8 | aliguori | VLANState *vlan; |
1349 | 62112d18 | Markus Armbruster | VLANClientState *vc; |
1350 | 64e69d50 | Blue Swirl | int has_nic = 0, has_host_dev = 0; |
1351 | 63a01ef8 | aliguori | |
1352 | 5610c3aa | Mark McLoughlin | QTAILQ_FOREACH(vlan, &vlans, next) { |
1353 | 62112d18 | Markus Armbruster | QTAILQ_FOREACH(vc, &vlan->clients, next) { |
1354 | 62112d18 | Markus Armbruster | switch (vc->info->type) {
|
1355 | 62112d18 | Markus Armbruster | case NET_CLIENT_TYPE_NIC:
|
1356 | 62112d18 | Markus Armbruster | has_nic = 1;
|
1357 | 62112d18 | Markus Armbruster | break;
|
1358 | 62112d18 | Markus Armbruster | case NET_CLIENT_TYPE_SLIRP:
|
1359 | 62112d18 | Markus Armbruster | case NET_CLIENT_TYPE_TAP:
|
1360 | 62112d18 | Markus Armbruster | case NET_CLIENT_TYPE_SOCKET:
|
1361 | 62112d18 | Markus Armbruster | case NET_CLIENT_TYPE_VDE:
|
1362 | 62112d18 | Markus Armbruster | has_host_dev = 1;
|
1363 | 62112d18 | Markus Armbruster | break;
|
1364 | 62112d18 | Markus Armbruster | default: ;
|
1365 | 62112d18 | Markus Armbruster | } |
1366 | 62112d18 | Markus Armbruster | } |
1367 | 62112d18 | Markus Armbruster | if (has_host_dev && !has_nic)
|
1368 | 63a01ef8 | aliguori | fprintf(stderr, "Warning: vlan %d with no nics\n", vlan->id);
|
1369 | 62112d18 | Markus Armbruster | if (has_nic && !has_host_dev)
|
1370 | 63a01ef8 | aliguori | fprintf(stderr, |
1371 | 63a01ef8 | aliguori | "Warning: vlan %d is not connected to host network\n",
|
1372 | 63a01ef8 | aliguori | vlan->id); |
1373 | 63a01ef8 | aliguori | } |
1374 | efe32fdd | Markus Armbruster | QTAILQ_FOREACH(vc, &non_vlan_clients, next) { |
1375 | efe32fdd | Markus Armbruster | if (!vc->peer) {
|
1376 | efe32fdd | Markus Armbruster | fprintf(stderr, "Warning: %s %s has no peer\n",
|
1377 | efe32fdd | Markus Armbruster | vc->info->type == NET_CLIENT_TYPE_NIC ? "nic" : "netdev", |
1378 | efe32fdd | Markus Armbruster | vc->name); |
1379 | efe32fdd | Markus Armbruster | } |
1380 | efe32fdd | Markus Armbruster | } |
1381 | 63a01ef8 | aliguori | } |
1382 | dc1c9fe8 | Mark McLoughlin | |
1383 | dc1c9fe8 | Mark McLoughlin | static int net_init_client(QemuOpts *opts, void *dummy) |
1384 | dc1c9fe8 | Mark McLoughlin | { |
1385 | c1671a08 | Mark McLoughlin | if (net_client_init(NULL, opts, 0) < 0) |
1386 | c1671a08 | Mark McLoughlin | return -1; |
1387 | c1671a08 | Mark McLoughlin | return 0; |
1388 | f6b134ac | Mark McLoughlin | } |
1389 | f6b134ac | Mark McLoughlin | |
1390 | f6b134ac | Mark McLoughlin | static int net_init_netdev(QemuOpts *opts, void *dummy) |
1391 | f6b134ac | Mark McLoughlin | { |
1392 | f6b134ac | Mark McLoughlin | return net_client_init(NULL, opts, 1); |
1393 | dc1c9fe8 | Mark McLoughlin | } |
1394 | dc1c9fe8 | Mark McLoughlin | |
1395 | dc1c9fe8 | Mark McLoughlin | int net_init_clients(void) |
1396 | dc1c9fe8 | Mark McLoughlin | { |
1397 | 3329f07b | Gerd Hoffmann | QemuOptsList *net = qemu_find_opts("net");
|
1398 | 3329f07b | Gerd Hoffmann | |
1399 | cb4522cc | Gerd Hoffmann | if (default_net) {
|
1400 | dc1c9fe8 | Mark McLoughlin | /* if no clients, we use a default config */
|
1401 | 3329f07b | Gerd Hoffmann | qemu_opts_set(net, NULL, "type", "nic"); |
1402 | dc1c9fe8 | Mark McLoughlin | #ifdef CONFIG_SLIRP
|
1403 | 3329f07b | Gerd Hoffmann | qemu_opts_set(net, NULL, "type", "user"); |
1404 | dc1c9fe8 | Mark McLoughlin | #endif
|
1405 | dc1c9fe8 | Mark McLoughlin | } |
1406 | dc1c9fe8 | Mark McLoughlin | |
1407 | 5610c3aa | Mark McLoughlin | QTAILQ_INIT(&vlans); |
1408 | 577c4af9 | Mark McLoughlin | QTAILQ_INIT(&non_vlan_clients); |
1409 | 5610c3aa | Mark McLoughlin | |
1410 | 3329f07b | Gerd Hoffmann | if (qemu_opts_foreach(qemu_find_opts("netdev"), net_init_netdev, NULL, 1) == -1) |
1411 | f6b134ac | Mark McLoughlin | return -1; |
1412 | f6b134ac | Mark McLoughlin | |
1413 | 3329f07b | Gerd Hoffmann | if (qemu_opts_foreach(net, net_init_client, NULL, 1) == -1) { |
1414 | dc1c9fe8 | Mark McLoughlin | return -1; |
1415 | dc1c9fe8 | Mark McLoughlin | } |
1416 | dc1c9fe8 | Mark McLoughlin | |
1417 | dc1c9fe8 | Mark McLoughlin | return 0; |
1418 | dc1c9fe8 | Mark McLoughlin | } |
1419 | dc1c9fe8 | Mark McLoughlin | |
1420 | 7f161aae | Mark McLoughlin | int net_client_parse(QemuOptsList *opts_list, const char *optarg) |
1421 | dc1c9fe8 | Mark McLoughlin | { |
1422 | a3a766e7 | Juan Quintela | #if defined(CONFIG_SLIRP)
|
1423 | 68ac40d2 | Mark McLoughlin | int ret;
|
1424 | 68ac40d2 | Mark McLoughlin | if (net_slirp_parse_legacy(opts_list, optarg, &ret)) {
|
1425 | dc1c9fe8 | Mark McLoughlin | return ret;
|
1426 | dc1c9fe8 | Mark McLoughlin | } |
1427 | a3a766e7 | Juan Quintela | #endif
|
1428 | 68ac40d2 | Mark McLoughlin | |
1429 | 8212c64f | Markus Armbruster | if (!qemu_opts_parse(opts_list, optarg, 1)) { |
1430 | dc1c9fe8 | Mark McLoughlin | return -1; |
1431 | dc1c9fe8 | Mark McLoughlin | } |
1432 | dc1c9fe8 | Mark McLoughlin | |
1433 | cb4522cc | Gerd Hoffmann | default_net = 0;
|
1434 | dc1c9fe8 | Mark McLoughlin | return 0; |
1435 | dc1c9fe8 | Mark McLoughlin | } |