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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 | 63a01ef8 | aliguori | #include <unistd.h> |
25 | 63a01ef8 | aliguori | #include <fcntl.h> |
26 | 63a01ef8 | aliguori | #include <signal.h> |
27 | 63a01ef8 | aliguori | #include <time.h> |
28 | 63a01ef8 | aliguori | #include <errno.h> |
29 | 63a01ef8 | aliguori | #include <sys/time.h> |
30 | 63a01ef8 | aliguori | #include <zlib.h> |
31 | 63a01ef8 | aliguori | |
32 | 179a2c19 | blueswir1 | /* Needed early for HOST_BSD etc. */
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33 | d40cdb10 | blueswir1 | #include "config-host.h" |
34 | d40cdb10 | blueswir1 | |
35 | 63a01ef8 | aliguori | #ifndef _WIN32
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36 | 63a01ef8 | aliguori | #include <sys/times.h> |
37 | 63a01ef8 | aliguori | #include <sys/wait.h> |
38 | 63a01ef8 | aliguori | #include <termios.h> |
39 | 63a01ef8 | aliguori | #include <sys/mman.h> |
40 | 63a01ef8 | aliguori | #include <sys/ioctl.h> |
41 | 24646c7e | blueswir1 | #include <sys/resource.h> |
42 | 63a01ef8 | aliguori | #include <sys/socket.h> |
43 | 63a01ef8 | aliguori | #include <netinet/in.h> |
44 | 24646c7e | blueswir1 | #include <net/if.h> |
45 | 24646c7e | blueswir1 | #ifdef __NetBSD__
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46 | 24646c7e | blueswir1 | #include <net/if_tap.h> |
47 | 24646c7e | blueswir1 | #endif
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48 | 24646c7e | blueswir1 | #ifdef __linux__
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49 | 24646c7e | blueswir1 | #include <linux/if_tun.h> |
50 | 24646c7e | blueswir1 | #endif
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51 | 24646c7e | blueswir1 | #include <arpa/inet.h> |
52 | 63a01ef8 | aliguori | #include <dirent.h> |
53 | 63a01ef8 | aliguori | #include <netdb.h> |
54 | 63a01ef8 | aliguori | #include <sys/select.h> |
55 | 179a2c19 | blueswir1 | #ifdef HOST_BSD
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56 | 63a01ef8 | aliguori | #include <sys/stat.h> |
57 | c5e97233 | blueswir1 | #if defined(__FreeBSD__) || defined(__DragonFly__)
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58 | 63a01ef8 | aliguori | #include <libutil.h> |
59 | 24646c7e | blueswir1 | #else
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60 | 24646c7e | blueswir1 | #include <util.h> |
61 | 63a01ef8 | aliguori | #endif
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62 | 63a01ef8 | aliguori | #elif defined (__GLIBC__) && defined (__FreeBSD_kernel__)
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63 | 63a01ef8 | aliguori | #include <freebsd/stdlib.h> |
64 | 63a01ef8 | aliguori | #else
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65 | 63a01ef8 | aliguori | #ifdef __linux__
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66 | 63a01ef8 | aliguori | #include <pty.h> |
67 | 63a01ef8 | aliguori | #include <malloc.h> |
68 | 63a01ef8 | aliguori | #include <linux/rtc.h> |
69 | 63a01ef8 | aliguori | |
70 | 63a01ef8 | aliguori | /* For the benefit of older linux systems which don't supply it,
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71 | 63a01ef8 | aliguori | we use a local copy of hpet.h. */
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72 | 63a01ef8 | aliguori | /* #include <linux/hpet.h> */
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73 | 63a01ef8 | aliguori | #include "hpet.h" |
74 | 63a01ef8 | aliguori | |
75 | 63a01ef8 | aliguori | #include <linux/ppdev.h> |
76 | 63a01ef8 | aliguori | #include <linux/parport.h> |
77 | 63a01ef8 | aliguori | #endif
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78 | 63a01ef8 | aliguori | #ifdef __sun__
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79 | 63a01ef8 | aliguori | #include <sys/stat.h> |
80 | 63a01ef8 | aliguori | #include <sys/ethernet.h> |
81 | 63a01ef8 | aliguori | #include <sys/sockio.h> |
82 | 63a01ef8 | aliguori | #include <netinet/arp.h> |
83 | 63a01ef8 | aliguori | #include <netinet/in.h> |
84 | 63a01ef8 | aliguori | #include <netinet/in_systm.h> |
85 | 63a01ef8 | aliguori | #include <netinet/ip.h> |
86 | 63a01ef8 | aliguori | #include <netinet/ip_icmp.h> // must come after ip.h |
87 | 63a01ef8 | aliguori | #include <netinet/udp.h> |
88 | 63a01ef8 | aliguori | #include <netinet/tcp.h> |
89 | 63a01ef8 | aliguori | #include <net/if.h> |
90 | 63a01ef8 | aliguori | #include <syslog.h> |
91 | 63a01ef8 | aliguori | #include <stropts.h> |
92 | 63a01ef8 | aliguori | #endif
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93 | 63a01ef8 | aliguori | #endif
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94 | 63a01ef8 | aliguori | #endif
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95 | 63a01ef8 | aliguori | |
96 | 63a01ef8 | aliguori | #if defined(__OpenBSD__)
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97 | 63a01ef8 | aliguori | #include <util.h> |
98 | 63a01ef8 | aliguori | #endif
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99 | 63a01ef8 | aliguori | |
100 | 63a01ef8 | aliguori | #if defined(CONFIG_VDE)
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101 | 63a01ef8 | aliguori | #include <libvdeplug.h> |
102 | 63a01ef8 | aliguori | #endif
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103 | 63a01ef8 | aliguori | |
104 | 63a01ef8 | aliguori | #ifdef _WIN32
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105 | 49dc768d | aliguori | #include <windows.h> |
106 | 63a01ef8 | aliguori | #include <malloc.h> |
107 | 63a01ef8 | aliguori | #include <sys/timeb.h> |
108 | 63a01ef8 | aliguori | #include <mmsystem.h> |
109 | 63a01ef8 | aliguori | #define getopt_long_only getopt_long
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110 | 63a01ef8 | aliguori | #define memalign(align, size) malloc(size)
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111 | 63a01ef8 | aliguori | #endif
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112 | 63a01ef8 | aliguori | |
113 | 511d2b14 | blueswir1 | #include "qemu-common.h" |
114 | 511d2b14 | blueswir1 | #include "net.h" |
115 | 511d2b14 | blueswir1 | #include "monitor.h" |
116 | 511d2b14 | blueswir1 | #include "sysemu.h" |
117 | 511d2b14 | blueswir1 | #include "qemu-timer.h" |
118 | 511d2b14 | blueswir1 | #include "qemu-char.h" |
119 | 511d2b14 | blueswir1 | #include "audio/audio.h" |
120 | 511d2b14 | blueswir1 | #include "qemu_socket.h" |
121 | bb9ea79e | aliguori | #include "qemu-log.h" |
122 | 511d2b14 | blueswir1 | |
123 | 511d2b14 | blueswir1 | #if defined(CONFIG_SLIRP)
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124 | 511d2b14 | blueswir1 | #include "libslirp.h" |
125 | 511d2b14 | blueswir1 | #endif
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126 | 511d2b14 | blueswir1 | |
127 | 511d2b14 | blueswir1 | |
128 | 63a01ef8 | aliguori | static VLANState *first_vlan;
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129 | 63a01ef8 | aliguori | |
130 | 63a01ef8 | aliguori | /***********************************************************/
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131 | 63a01ef8 | aliguori | /* network device redirectors */
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132 | 63a01ef8 | aliguori | |
133 | 63a01ef8 | aliguori | #if defined(DEBUG_NET) || defined(DEBUG_SLIRP)
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134 | 63a01ef8 | aliguori | static void hex_dump(FILE *f, const uint8_t *buf, int size) |
135 | 63a01ef8 | aliguori | { |
136 | 63a01ef8 | aliguori | int len, i, j, c;
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137 | 63a01ef8 | aliguori | |
138 | 63a01ef8 | aliguori | for(i=0;i<size;i+=16) { |
139 | 63a01ef8 | aliguori | len = size - i; |
140 | 63a01ef8 | aliguori | if (len > 16) |
141 | 63a01ef8 | aliguori | len = 16;
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142 | 63a01ef8 | aliguori | fprintf(f, "%08x ", i);
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143 | 63a01ef8 | aliguori | for(j=0;j<16;j++) { |
144 | 63a01ef8 | aliguori | if (j < len)
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145 | 63a01ef8 | aliguori | fprintf(f, " %02x", buf[i+j]);
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146 | 63a01ef8 | aliguori | else
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147 | 63a01ef8 | aliguori | fprintf(f, " ");
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148 | 63a01ef8 | aliguori | } |
149 | 63a01ef8 | aliguori | fprintf(f, " ");
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150 | 63a01ef8 | aliguori | for(j=0;j<len;j++) { |
151 | 63a01ef8 | aliguori | c = buf[i+j]; |
152 | 63a01ef8 | aliguori | if (c < ' ' || c > '~') |
153 | 63a01ef8 | aliguori | c = '.';
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154 | 63a01ef8 | aliguori | fprintf(f, "%c", c);
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155 | 63a01ef8 | aliguori | } |
156 | 63a01ef8 | aliguori | fprintf(f, "\n");
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157 | 63a01ef8 | aliguori | } |
158 | 63a01ef8 | aliguori | } |
159 | 63a01ef8 | aliguori | #endif
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160 | 63a01ef8 | aliguori | |
161 | 63a01ef8 | aliguori | static int parse_macaddr(uint8_t *macaddr, const char *p) |
162 | 63a01ef8 | aliguori | { |
163 | 63a01ef8 | aliguori | int i;
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164 | 63a01ef8 | aliguori | char *last_char;
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165 | 63a01ef8 | aliguori | long int offset; |
166 | 63a01ef8 | aliguori | |
167 | 63a01ef8 | aliguori | errno = 0;
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168 | 63a01ef8 | aliguori | offset = strtol(p, &last_char, 0);
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169 | 63a01ef8 | aliguori | if (0 == errno && '\0' == *last_char && |
170 | 63a01ef8 | aliguori | offset >= 0 && offset <= 0xFFFFFF) { |
171 | 63a01ef8 | aliguori | macaddr[3] = (offset & 0xFF0000) >> 16; |
172 | 63a01ef8 | aliguori | macaddr[4] = (offset & 0xFF00) >> 8; |
173 | 63a01ef8 | aliguori | macaddr[5] = offset & 0xFF; |
174 | 63a01ef8 | aliguori | return 0; |
175 | 63a01ef8 | aliguori | } else {
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176 | 63a01ef8 | aliguori | for(i = 0; i < 6; i++) { |
177 | 63a01ef8 | aliguori | macaddr[i] = strtol(p, (char **)&p, 16); |
178 | 63a01ef8 | aliguori | if (i == 5) { |
179 | 63a01ef8 | aliguori | if (*p != '\0') |
180 | 63a01ef8 | aliguori | return -1; |
181 | 63a01ef8 | aliguori | } else {
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182 | 63a01ef8 | aliguori | if (*p != ':' && *p != '-') |
183 | 63a01ef8 | aliguori | return -1; |
184 | 63a01ef8 | aliguori | p++; |
185 | 63a01ef8 | aliguori | } |
186 | 63a01ef8 | aliguori | } |
187 | 63a01ef8 | aliguori | return 0; |
188 | 63a01ef8 | aliguori | } |
189 | 63a01ef8 | aliguori | |
190 | 63a01ef8 | aliguori | return -1; |
191 | 63a01ef8 | aliguori | } |
192 | 63a01ef8 | aliguori | |
193 | 63a01ef8 | aliguori | static int get_str_sep(char *buf, int buf_size, const char **pp, int sep) |
194 | 63a01ef8 | aliguori | { |
195 | 63a01ef8 | aliguori | const char *p, *p1; |
196 | 63a01ef8 | aliguori | int len;
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197 | 63a01ef8 | aliguori | p = *pp; |
198 | 63a01ef8 | aliguori | p1 = strchr(p, sep); |
199 | 63a01ef8 | aliguori | if (!p1)
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200 | 63a01ef8 | aliguori | return -1; |
201 | 63a01ef8 | aliguori | len = p1 - p; |
202 | 63a01ef8 | aliguori | p1++; |
203 | 63a01ef8 | aliguori | if (buf_size > 0) { |
204 | 63a01ef8 | aliguori | if (len > buf_size - 1) |
205 | 63a01ef8 | aliguori | len = buf_size - 1;
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206 | 63a01ef8 | aliguori | memcpy(buf, p, len); |
207 | 63a01ef8 | aliguori | buf[len] = '\0';
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208 | 63a01ef8 | aliguori | } |
209 | 63a01ef8 | aliguori | *pp = p1; |
210 | 63a01ef8 | aliguori | return 0; |
211 | 63a01ef8 | aliguori | } |
212 | 63a01ef8 | aliguori | |
213 | 63a01ef8 | aliguori | int parse_host_src_port(struct sockaddr_in *haddr, |
214 | 63a01ef8 | aliguori | struct sockaddr_in *saddr,
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215 | 63a01ef8 | aliguori | const char *input_str) |
216 | 63a01ef8 | aliguori | { |
217 | 63a01ef8 | aliguori | char *str = strdup(input_str);
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218 | 63a01ef8 | aliguori | char *host_str = str;
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219 | 63a01ef8 | aliguori | char *src_str;
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220 | 63a01ef8 | aliguori | const char *src_str2; |
221 | 63a01ef8 | aliguori | char *ptr;
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222 | 63a01ef8 | aliguori | |
223 | 63a01ef8 | aliguori | /*
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224 | 63a01ef8 | aliguori | * Chop off any extra arguments at the end of the string which
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225 | 63a01ef8 | aliguori | * would start with a comma, then fill in the src port information
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226 | 63a01ef8 | aliguori | * if it was provided else use the "any address" and "any port".
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227 | 63a01ef8 | aliguori | */
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228 | 63a01ef8 | aliguori | if ((ptr = strchr(str,','))) |
229 | 63a01ef8 | aliguori | *ptr = '\0';
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230 | 63a01ef8 | aliguori | |
231 | 63a01ef8 | aliguori | if ((src_str = strchr(input_str,'@'))) { |
232 | 63a01ef8 | aliguori | *src_str = '\0';
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233 | 63a01ef8 | aliguori | src_str++; |
234 | 63a01ef8 | aliguori | } |
235 | 63a01ef8 | aliguori | |
236 | 63a01ef8 | aliguori | if (parse_host_port(haddr, host_str) < 0) |
237 | 63a01ef8 | aliguori | goto fail;
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238 | 63a01ef8 | aliguori | |
239 | 63a01ef8 | aliguori | src_str2 = src_str; |
240 | 63a01ef8 | aliguori | if (!src_str || *src_str == '\0') |
241 | 63a01ef8 | aliguori | src_str2 = ":0";
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242 | 63a01ef8 | aliguori | |
243 | 63a01ef8 | aliguori | if (parse_host_port(saddr, src_str2) < 0) |
244 | 63a01ef8 | aliguori | goto fail;
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245 | 63a01ef8 | aliguori | |
246 | 63a01ef8 | aliguori | free(str); |
247 | 63a01ef8 | aliguori | return(0); |
248 | 63a01ef8 | aliguori | |
249 | 63a01ef8 | aliguori | fail:
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250 | 63a01ef8 | aliguori | free(str); |
251 | 63a01ef8 | aliguori | return -1; |
252 | 63a01ef8 | aliguori | } |
253 | 63a01ef8 | aliguori | |
254 | 63a01ef8 | aliguori | int parse_host_port(struct sockaddr_in *saddr, const char *str) |
255 | 63a01ef8 | aliguori | { |
256 | 63a01ef8 | aliguori | char buf[512]; |
257 | 63a01ef8 | aliguori | struct hostent *he;
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258 | 63a01ef8 | aliguori | const char *p, *r; |
259 | 63a01ef8 | aliguori | int port;
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260 | 63a01ef8 | aliguori | |
261 | 63a01ef8 | aliguori | p = str; |
262 | 63a01ef8 | aliguori | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
263 | 63a01ef8 | aliguori | return -1; |
264 | 63a01ef8 | aliguori | saddr->sin_family = AF_INET; |
265 | 63a01ef8 | aliguori | if (buf[0] == '\0') { |
266 | 63a01ef8 | aliguori | saddr->sin_addr.s_addr = 0;
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267 | 63a01ef8 | aliguori | } else {
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268 | cd390083 | blueswir1 | if (qemu_isdigit(buf[0])) { |
269 | 63a01ef8 | aliguori | if (!inet_aton(buf, &saddr->sin_addr))
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270 | 63a01ef8 | aliguori | return -1; |
271 | 63a01ef8 | aliguori | } else {
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272 | 63a01ef8 | aliguori | if ((he = gethostbyname(buf)) == NULL) |
273 | 63a01ef8 | aliguori | return - 1; |
274 | 63a01ef8 | aliguori | saddr->sin_addr = *(struct in_addr *)he->h_addr;
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275 | 63a01ef8 | aliguori | } |
276 | 63a01ef8 | aliguori | } |
277 | 63a01ef8 | aliguori | port = strtol(p, (char **)&r, 0); |
278 | 63a01ef8 | aliguori | if (r == p)
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279 | 63a01ef8 | aliguori | return -1; |
280 | 63a01ef8 | aliguori | saddr->sin_port = htons(port); |
281 | 63a01ef8 | aliguori | return 0; |
282 | 63a01ef8 | aliguori | } |
283 | 63a01ef8 | aliguori | |
284 | 69d6451c | blueswir1 | #if !defined(_WIN32) && 0 |
285 | 69d6451c | blueswir1 | static int parse_unix_path(struct sockaddr_un *uaddr, const char *str) |
286 | 63a01ef8 | aliguori | { |
287 | 63a01ef8 | aliguori | const char *p; |
288 | 63a01ef8 | aliguori | int len;
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289 | 63a01ef8 | aliguori | |
290 | 63a01ef8 | aliguori | len = MIN(108, strlen(str));
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291 | 63a01ef8 | aliguori | p = strchr(str, ',');
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292 | 63a01ef8 | aliguori | if (p)
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293 | 63a01ef8 | aliguori | len = MIN(len, p - str); |
294 | 63a01ef8 | aliguori | |
295 | 63a01ef8 | aliguori | memset(uaddr, 0, sizeof(*uaddr)); |
296 | 63a01ef8 | aliguori | |
297 | 63a01ef8 | aliguori | uaddr->sun_family = AF_UNIX; |
298 | 63a01ef8 | aliguori | memcpy(uaddr->sun_path, str, len); |
299 | 63a01ef8 | aliguori | |
300 | 63a01ef8 | aliguori | return 0; |
301 | 63a01ef8 | aliguori | } |
302 | 63a01ef8 | aliguori | #endif
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303 | 63a01ef8 | aliguori | |
304 | 7cb7434b | aliguori | void qemu_format_nic_info_str(VLANClientState *vc, uint8_t macaddr[6]) |
305 | 7cb7434b | aliguori | { |
306 | 7cb7434b | aliguori | snprintf(vc->info_str, sizeof(vc->info_str),
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307 | 4dda4063 | aliguori | "model=%s,macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
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308 | 4dda4063 | aliguori | vc->model, |
309 | 7cb7434b | aliguori | macaddr[0], macaddr[1], macaddr[2], |
310 | 7cb7434b | aliguori | macaddr[3], macaddr[4], macaddr[5]); |
311 | 7cb7434b | aliguori | } |
312 | 7cb7434b | aliguori | |
313 | 676cff29 | aliguori | static char *assign_name(VLANClientState *vc1, const char *model) |
314 | 676cff29 | aliguori | { |
315 | 676cff29 | aliguori | VLANState *vlan; |
316 | 676cff29 | aliguori | char buf[256]; |
317 | 676cff29 | aliguori | int id = 0; |
318 | 676cff29 | aliguori | |
319 | 676cff29 | aliguori | for (vlan = first_vlan; vlan; vlan = vlan->next) {
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320 | 676cff29 | aliguori | VLANClientState *vc; |
321 | 676cff29 | aliguori | |
322 | 676cff29 | aliguori | for (vc = vlan->first_client; vc; vc = vc->next)
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323 | 676cff29 | aliguori | if (vc != vc1 && strcmp(vc->model, model) == 0) |
324 | 676cff29 | aliguori | id++; |
325 | 676cff29 | aliguori | } |
326 | 676cff29 | aliguori | |
327 | 676cff29 | aliguori | snprintf(buf, sizeof(buf), "%s.%d", model, id); |
328 | 676cff29 | aliguori | |
329 | 676cff29 | aliguori | return strdup(buf);
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330 | 676cff29 | aliguori | } |
331 | 676cff29 | aliguori | |
332 | 63a01ef8 | aliguori | VLANClientState *qemu_new_vlan_client(VLANState *vlan, |
333 | bf38c1a0 | aliguori | const char *model, |
334 | 7a9f6e4a | aliguori | const char *name, |
335 | 63a01ef8 | aliguori | IOReadHandler *fd_read, |
336 | 63a01ef8 | aliguori | IOCanRWHandler *fd_can_read, |
337 | b946a153 | aliguori | NetCleanup *cleanup, |
338 | 63a01ef8 | aliguori | void *opaque)
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339 | 63a01ef8 | aliguori | { |
340 | 63a01ef8 | aliguori | VLANClientState *vc, **pvc; |
341 | 63a01ef8 | aliguori | vc = qemu_mallocz(sizeof(VLANClientState));
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342 | bf38c1a0 | aliguori | vc->model = strdup(model); |
343 | 7a9f6e4a | aliguori | if (name)
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344 | 7a9f6e4a | aliguori | vc->name = strdup(name); |
345 | 7a9f6e4a | aliguori | else
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346 | 7a9f6e4a | aliguori | vc->name = assign_name(vc, model); |
347 | 63a01ef8 | aliguori | vc->fd_read = fd_read; |
348 | 63a01ef8 | aliguori | vc->fd_can_read = fd_can_read; |
349 | b946a153 | aliguori | vc->cleanup = cleanup; |
350 | 63a01ef8 | aliguori | vc->opaque = opaque; |
351 | 63a01ef8 | aliguori | vc->vlan = vlan; |
352 | 63a01ef8 | aliguori | |
353 | 63a01ef8 | aliguori | vc->next = NULL;
|
354 | 63a01ef8 | aliguori | pvc = &vlan->first_client; |
355 | 63a01ef8 | aliguori | while (*pvc != NULL) |
356 | 63a01ef8 | aliguori | pvc = &(*pvc)->next; |
357 | 63a01ef8 | aliguori | *pvc = vc; |
358 | 63a01ef8 | aliguori | return vc;
|
359 | 63a01ef8 | aliguori | } |
360 | 63a01ef8 | aliguori | |
361 | 63a01ef8 | aliguori | void qemu_del_vlan_client(VLANClientState *vc)
|
362 | 63a01ef8 | aliguori | { |
363 | 63a01ef8 | aliguori | VLANClientState **pvc = &vc->vlan->first_client; |
364 | 63a01ef8 | aliguori | |
365 | 63a01ef8 | aliguori | while (*pvc != NULL) |
366 | 63a01ef8 | aliguori | if (*pvc == vc) {
|
367 | 63a01ef8 | aliguori | *pvc = vc->next; |
368 | b946a153 | aliguori | if (vc->cleanup) {
|
369 | b946a153 | aliguori | vc->cleanup(vc); |
370 | b946a153 | aliguori | } |
371 | 676cff29 | aliguori | free(vc->name); |
372 | bf38c1a0 | aliguori | free(vc->model); |
373 | dad35419 | aliguori | qemu_free(vc); |
374 | 63a01ef8 | aliguori | break;
|
375 | 63a01ef8 | aliguori | } else
|
376 | 63a01ef8 | aliguori | pvc = &(*pvc)->next; |
377 | 63a01ef8 | aliguori | } |
378 | 63a01ef8 | aliguori | |
379 | 8b13c4a7 | aliguori | VLANClientState *qemu_find_vlan_client(VLANState *vlan, void *opaque)
|
380 | 8b13c4a7 | aliguori | { |
381 | 8b13c4a7 | aliguori | VLANClientState **pvc = &vlan->first_client; |
382 | 8b13c4a7 | aliguori | |
383 | 8b13c4a7 | aliguori | while (*pvc != NULL) |
384 | 8b13c4a7 | aliguori | if ((*pvc)->opaque == opaque)
|
385 | 8b13c4a7 | aliguori | return *pvc;
|
386 | 8b13c4a7 | aliguori | else
|
387 | 8b13c4a7 | aliguori | pvc = &(*pvc)->next; |
388 | 8b13c4a7 | aliguori | |
389 | 8b13c4a7 | aliguori | return NULL; |
390 | 8b13c4a7 | aliguori | } |
391 | 8b13c4a7 | aliguori | |
392 | 63a01ef8 | aliguori | int qemu_can_send_packet(VLANClientState *vc1)
|
393 | 63a01ef8 | aliguori | { |
394 | 63a01ef8 | aliguori | VLANState *vlan = vc1->vlan; |
395 | 63a01ef8 | aliguori | VLANClientState *vc; |
396 | 63a01ef8 | aliguori | |
397 | 63a01ef8 | aliguori | for(vc = vlan->first_client; vc != NULL; vc = vc->next) { |
398 | 63a01ef8 | aliguori | if (vc != vc1) {
|
399 | 63a01ef8 | aliguori | if (vc->fd_can_read && vc->fd_can_read(vc->opaque))
|
400 | 63a01ef8 | aliguori | return 1; |
401 | 63a01ef8 | aliguori | } |
402 | 63a01ef8 | aliguori | } |
403 | 63a01ef8 | aliguori | return 0; |
404 | 63a01ef8 | aliguori | } |
405 | 63a01ef8 | aliguori | |
406 | 764a4d1d | aliguori | static void |
407 | 764a4d1d | aliguori | qemu_deliver_packet(VLANClientState *sender, const uint8_t *buf, int size) |
408 | 63a01ef8 | aliguori | { |
409 | 63a01ef8 | aliguori | VLANClientState *vc; |
410 | 63a01ef8 | aliguori | |
411 | 764a4d1d | aliguori | for (vc = sender->vlan->first_client; vc != NULL; vc = vc->next) { |
412 | 764a4d1d | aliguori | if (vc != sender && !vc->link_down) {
|
413 | 764a4d1d | aliguori | vc->fd_read(vc->opaque, buf, size); |
414 | 764a4d1d | aliguori | } |
415 | 764a4d1d | aliguori | } |
416 | 764a4d1d | aliguori | } |
417 | 764a4d1d | aliguori | |
418 | 764a4d1d | aliguori | void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size) |
419 | 764a4d1d | aliguori | { |
420 | 764a4d1d | aliguori | VLANState *vlan = vc->vlan; |
421 | 764a4d1d | aliguori | VLANPacket *packet; |
422 | 764a4d1d | aliguori | |
423 | 764a4d1d | aliguori | if (vc->link_down)
|
424 | 436e5e53 | aliguori | return;
|
425 | 436e5e53 | aliguori | |
426 | 63a01ef8 | aliguori | #ifdef DEBUG_NET
|
427 | 63a01ef8 | aliguori | printf("vlan %d send:\n", vlan->id);
|
428 | 63a01ef8 | aliguori | hex_dump(stdout, buf, size); |
429 | 63a01ef8 | aliguori | #endif
|
430 | 764a4d1d | aliguori | if (vlan->delivering) {
|
431 | 764a4d1d | aliguori | packet = qemu_malloc(sizeof(VLANPacket) + size);
|
432 | 764a4d1d | aliguori | packet->next = vlan->send_queue; |
433 | 764a4d1d | aliguori | packet->sender = vc; |
434 | 764a4d1d | aliguori | packet->size = size; |
435 | 764a4d1d | aliguori | memcpy(packet->data, buf, size); |
436 | 764a4d1d | aliguori | vlan->send_queue = packet; |
437 | 764a4d1d | aliguori | } else {
|
438 | 764a4d1d | aliguori | vlan->delivering = 1;
|
439 | 764a4d1d | aliguori | qemu_deliver_packet(vc, buf, size); |
440 | 764a4d1d | aliguori | while ((packet = vlan->send_queue) != NULL) { |
441 | 764a4d1d | aliguori | qemu_deliver_packet(packet->sender, packet->data, packet->size); |
442 | 764a4d1d | aliguori | vlan->send_queue = packet->next; |
443 | 764a4d1d | aliguori | qemu_free(packet); |
444 | 63a01ef8 | aliguori | } |
445 | 764a4d1d | aliguori | vlan->delivering = 0;
|
446 | 63a01ef8 | aliguori | } |
447 | 63a01ef8 | aliguori | } |
448 | 63a01ef8 | aliguori | |
449 | fbe78f4f | aliguori | static ssize_t vc_sendv_compat(VLANClientState *vc, const struct iovec *iov, |
450 | fbe78f4f | aliguori | int iovcnt)
|
451 | fbe78f4f | aliguori | { |
452 | fbe78f4f | aliguori | uint8_t buffer[4096];
|
453 | fbe78f4f | aliguori | size_t offset = 0;
|
454 | fbe78f4f | aliguori | int i;
|
455 | fbe78f4f | aliguori | |
456 | fbe78f4f | aliguori | for (i = 0; i < iovcnt; i++) { |
457 | fbe78f4f | aliguori | size_t len; |
458 | fbe78f4f | aliguori | |
459 | fbe78f4f | aliguori | len = MIN(sizeof(buffer) - offset, iov[i].iov_len);
|
460 | fbe78f4f | aliguori | memcpy(buffer + offset, iov[i].iov_base, len); |
461 | fbe78f4f | aliguori | offset += len; |
462 | fbe78f4f | aliguori | } |
463 | fbe78f4f | aliguori | |
464 | fbe78f4f | aliguori | vc->fd_read(vc->opaque, buffer, offset); |
465 | fbe78f4f | aliguori | |
466 | fbe78f4f | aliguori | return offset;
|
467 | fbe78f4f | aliguori | } |
468 | fbe78f4f | aliguori | |
469 | e0e7877a | aliguori | static ssize_t calc_iov_length(const struct iovec *iov, int iovcnt) |
470 | e0e7877a | aliguori | { |
471 | e0e7877a | aliguori | size_t offset = 0;
|
472 | e0e7877a | aliguori | int i;
|
473 | e0e7877a | aliguori | |
474 | e0e7877a | aliguori | for (i = 0; i < iovcnt; i++) |
475 | e0e7877a | aliguori | offset += iov[i].iov_len; |
476 | e0e7877a | aliguori | return offset;
|
477 | e0e7877a | aliguori | } |
478 | e0e7877a | aliguori | |
479 | fbe78f4f | aliguori | ssize_t qemu_sendv_packet(VLANClientState *vc1, const struct iovec *iov, |
480 | fbe78f4f | aliguori | int iovcnt)
|
481 | fbe78f4f | aliguori | { |
482 | fbe78f4f | aliguori | VLANState *vlan = vc1->vlan; |
483 | fbe78f4f | aliguori | VLANClientState *vc; |
484 | fbe78f4f | aliguori | ssize_t max_len = 0;
|
485 | fbe78f4f | aliguori | |
486 | e0e7877a | aliguori | if (vc1->link_down)
|
487 | e0e7877a | aliguori | return calc_iov_length(iov, iovcnt);
|
488 | e0e7877a | aliguori | |
489 | fbe78f4f | aliguori | for (vc = vlan->first_client; vc != NULL; vc = vc->next) { |
490 | fbe78f4f | aliguori | ssize_t len = 0;
|
491 | fbe78f4f | aliguori | |
492 | fbe78f4f | aliguori | if (vc == vc1)
|
493 | fbe78f4f | aliguori | continue;
|
494 | fbe78f4f | aliguori | |
495 | e0e7877a | aliguori | if (vc->link_down)
|
496 | e0e7877a | aliguori | len = calc_iov_length(iov, iovcnt); |
497 | fbe78f4f | aliguori | if (vc->fd_readv)
|
498 | fbe78f4f | aliguori | len = vc->fd_readv(vc->opaque, iov, iovcnt); |
499 | fbe78f4f | aliguori | else if (vc->fd_read) |
500 | fbe78f4f | aliguori | len = vc_sendv_compat(vc, iov, iovcnt); |
501 | fbe78f4f | aliguori | |
502 | fbe78f4f | aliguori | max_len = MAX(max_len, len); |
503 | fbe78f4f | aliguori | } |
504 | fbe78f4f | aliguori | |
505 | fbe78f4f | aliguori | return max_len;
|
506 | fbe78f4f | aliguori | } |
507 | fbe78f4f | aliguori | |
508 | 63a01ef8 | aliguori | #if defined(CONFIG_SLIRP)
|
509 | 63a01ef8 | aliguori | |
510 | 63a01ef8 | aliguori | /* slirp network adapter */
|
511 | 63a01ef8 | aliguori | |
512 | 63a01ef8 | aliguori | static int slirp_inited; |
513 | 49ec9b40 | aliguori | static int slirp_restrict; |
514 | 49ec9b40 | aliguori | static char *slirp_ip; |
515 | 63a01ef8 | aliguori | static VLANClientState *slirp_vc;
|
516 | 63a01ef8 | aliguori | |
517 | 63a01ef8 | aliguori | int slirp_can_output(void) |
518 | 63a01ef8 | aliguori | { |
519 | 63a01ef8 | aliguori | return !slirp_vc || qemu_can_send_packet(slirp_vc);
|
520 | 63a01ef8 | aliguori | } |
521 | 63a01ef8 | aliguori | |
522 | 63a01ef8 | aliguori | void slirp_output(const uint8_t *pkt, int pkt_len) |
523 | 63a01ef8 | aliguori | { |
524 | 63a01ef8 | aliguori | #ifdef DEBUG_SLIRP
|
525 | 63a01ef8 | aliguori | printf("slirp output:\n");
|
526 | 63a01ef8 | aliguori | hex_dump(stdout, pkt, pkt_len); |
527 | 63a01ef8 | aliguori | #endif
|
528 | 63a01ef8 | aliguori | if (!slirp_vc)
|
529 | 63a01ef8 | aliguori | return;
|
530 | 63a01ef8 | aliguori | qemu_send_packet(slirp_vc, pkt, pkt_len); |
531 | 63a01ef8 | aliguori | } |
532 | 63a01ef8 | aliguori | |
533 | 63a01ef8 | aliguori | int slirp_is_inited(void) |
534 | 63a01ef8 | aliguori | { |
535 | 63a01ef8 | aliguori | return slirp_inited;
|
536 | 63a01ef8 | aliguori | } |
537 | 63a01ef8 | aliguori | |
538 | 63a01ef8 | aliguori | static void slirp_receive(void *opaque, const uint8_t *buf, int size) |
539 | 63a01ef8 | aliguori | { |
540 | 63a01ef8 | aliguori | #ifdef DEBUG_SLIRP
|
541 | 63a01ef8 | aliguori | printf("slirp input:\n");
|
542 | 63a01ef8 | aliguori | hex_dump(stdout, buf, size); |
543 | 63a01ef8 | aliguori | #endif
|
544 | 63a01ef8 | aliguori | slirp_input(buf, size); |
545 | 63a01ef8 | aliguori | } |
546 | 63a01ef8 | aliguori | |
547 | 8d6249a7 | aliguori | static int slirp_in_use; |
548 | 8d6249a7 | aliguori | |
549 | 8d6249a7 | aliguori | static void net_slirp_cleanup(VLANClientState *vc) |
550 | 8d6249a7 | aliguori | { |
551 | 8d6249a7 | aliguori | slirp_in_use = 0;
|
552 | 8d6249a7 | aliguori | } |
553 | 8d6249a7 | aliguori | |
554 | 7a9f6e4a | aliguori | static int net_slirp_init(VLANState *vlan, const char *model, const char *name) |
555 | 63a01ef8 | aliguori | { |
556 | 8d6249a7 | aliguori | if (slirp_in_use) {
|
557 | 8d6249a7 | aliguori | /* slirp only supports a single instance so far */
|
558 | 8d6249a7 | aliguori | return -1; |
559 | 8d6249a7 | aliguori | } |
560 | 63a01ef8 | aliguori | if (!slirp_inited) {
|
561 | 63a01ef8 | aliguori | slirp_inited = 1;
|
562 | 49ec9b40 | aliguori | slirp_init(slirp_restrict, slirp_ip); |
563 | 63a01ef8 | aliguori | } |
564 | 7a9f6e4a | aliguori | slirp_vc = qemu_new_vlan_client(vlan, model, name, |
565 | 8d6249a7 | aliguori | slirp_receive, NULL, net_slirp_cleanup, NULL); |
566 | 7cb7434b | aliguori | slirp_vc->info_str[0] = '\0'; |
567 | 8d6249a7 | aliguori | slirp_in_use = 1;
|
568 | 63a01ef8 | aliguori | return 0; |
569 | 63a01ef8 | aliguori | } |
570 | 63a01ef8 | aliguori | |
571 | d4ebe193 | aliguori | void net_slirp_redir(Monitor *mon, const char *redir_str) |
572 | 63a01ef8 | aliguori | { |
573 | 63a01ef8 | aliguori | int is_udp;
|
574 | 63a01ef8 | aliguori | char buf[256], *r; |
575 | d4ebe193 | aliguori | const char *p, *errmsg; |
576 | 63a01ef8 | aliguori | struct in_addr guest_addr;
|
577 | 63a01ef8 | aliguori | int host_port, guest_port;
|
578 | 63a01ef8 | aliguori | |
579 | 63a01ef8 | aliguori | if (!slirp_inited) {
|
580 | 63a01ef8 | aliguori | slirp_inited = 1;
|
581 | 49ec9b40 | aliguori | slirp_init(slirp_restrict, slirp_ip); |
582 | 63a01ef8 | aliguori | } |
583 | 63a01ef8 | aliguori | |
584 | 63a01ef8 | aliguori | p = redir_str; |
585 | 63a01ef8 | aliguori | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
586 | d4ebe193 | aliguori | goto fail_syntax;
|
587 | d4ebe193 | aliguori | if (!strcmp(buf, "tcp") || buf[0] == '\0') { |
588 | 63a01ef8 | aliguori | is_udp = 0;
|
589 | 63a01ef8 | aliguori | } else if (!strcmp(buf, "udp")) { |
590 | 63a01ef8 | aliguori | is_udp = 1;
|
591 | 63a01ef8 | aliguori | } else {
|
592 | d4ebe193 | aliguori | goto fail_syntax;
|
593 | 63a01ef8 | aliguori | } |
594 | 63a01ef8 | aliguori | |
595 | 63a01ef8 | aliguori | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
596 | d4ebe193 | aliguori | goto fail_syntax;
|
597 | 63a01ef8 | aliguori | host_port = strtol(buf, &r, 0);
|
598 | 63a01ef8 | aliguori | if (r == buf)
|
599 | d4ebe193 | aliguori | goto fail_syntax;
|
600 | 63a01ef8 | aliguori | |
601 | 63a01ef8 | aliguori | if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) |
602 | d4ebe193 | aliguori | goto fail_syntax;
|
603 | 63a01ef8 | aliguori | if (buf[0] == '\0') { |
604 | 63a01ef8 | aliguori | pstrcpy(buf, sizeof(buf), "10.0.2.15"); |
605 | 63a01ef8 | aliguori | } |
606 | 63a01ef8 | aliguori | if (!inet_aton(buf, &guest_addr))
|
607 | d4ebe193 | aliguori | goto fail_syntax;
|
608 | 63a01ef8 | aliguori | |
609 | 63a01ef8 | aliguori | guest_port = strtol(p, &r, 0);
|
610 | 63a01ef8 | aliguori | if (r == p)
|
611 | d4ebe193 | aliguori | goto fail_syntax;
|
612 | 63a01ef8 | aliguori | |
613 | 63a01ef8 | aliguori | if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) { |
614 | d4ebe193 | aliguori | errmsg = "could not set up redirection\n";
|
615 | d4ebe193 | aliguori | goto fail;
|
616 | 63a01ef8 | aliguori | } |
617 | 63a01ef8 | aliguori | return;
|
618 | d4ebe193 | aliguori | |
619 | d4ebe193 | aliguori | fail_syntax:
|
620 | d4ebe193 | aliguori | errmsg = "invalid redirection format\n";
|
621 | 63a01ef8 | aliguori | fail:
|
622 | d4ebe193 | aliguori | if (mon) {
|
623 | d4ebe193 | aliguori | monitor_printf(mon, errmsg); |
624 | d4ebe193 | aliguori | } else {
|
625 | d4ebe193 | aliguori | fprintf(stderr, "qemu: %s", errmsg);
|
626 | d4ebe193 | aliguori | exit(1);
|
627 | d4ebe193 | aliguori | } |
628 | 63a01ef8 | aliguori | } |
629 | 63a01ef8 | aliguori | |
630 | 63a01ef8 | aliguori | #ifndef _WIN32
|
631 | 63a01ef8 | aliguori | |
632 | 63a01ef8 | aliguori | static char smb_dir[1024]; |
633 | 63a01ef8 | aliguori | |
634 | 63a01ef8 | aliguori | static void erase_dir(char *dir_name) |
635 | 63a01ef8 | aliguori | { |
636 | 63a01ef8 | aliguori | DIR *d; |
637 | 63a01ef8 | aliguori | struct dirent *de;
|
638 | 63a01ef8 | aliguori | char filename[1024]; |
639 | 63a01ef8 | aliguori | |
640 | 63a01ef8 | aliguori | /* erase all the files in the directory */
|
641 | 511d2b14 | blueswir1 | if ((d = opendir(dir_name)) != NULL) { |
642 | 63a01ef8 | aliguori | for(;;) {
|
643 | 63a01ef8 | aliguori | de = readdir(d); |
644 | 63a01ef8 | aliguori | if (!de)
|
645 | 63a01ef8 | aliguori | break;
|
646 | 63a01ef8 | aliguori | if (strcmp(de->d_name, ".") != 0 && |
647 | 63a01ef8 | aliguori | strcmp(de->d_name, "..") != 0) { |
648 | 63a01ef8 | aliguori | snprintf(filename, sizeof(filename), "%s/%s", |
649 | 63a01ef8 | aliguori | smb_dir, de->d_name); |
650 | 63a01ef8 | aliguori | if (unlink(filename) != 0) /* is it a directory? */ |
651 | 63a01ef8 | aliguori | erase_dir(filename); |
652 | 63a01ef8 | aliguori | } |
653 | 63a01ef8 | aliguori | } |
654 | 63a01ef8 | aliguori | closedir(d); |
655 | 63a01ef8 | aliguori | rmdir(dir_name); |
656 | 63a01ef8 | aliguori | } |
657 | 63a01ef8 | aliguori | } |
658 | 63a01ef8 | aliguori | |
659 | 63a01ef8 | aliguori | /* automatic user mode samba server configuration */
|
660 | 63a01ef8 | aliguori | static void smb_exit(void) |
661 | 63a01ef8 | aliguori | { |
662 | 63a01ef8 | aliguori | erase_dir(smb_dir); |
663 | 63a01ef8 | aliguori | } |
664 | 63a01ef8 | aliguori | |
665 | 63a01ef8 | aliguori | /* automatic user mode samba server configuration */
|
666 | 63a01ef8 | aliguori | void net_slirp_smb(const char *exported_dir) |
667 | 63a01ef8 | aliguori | { |
668 | 63a01ef8 | aliguori | char smb_conf[1024]; |
669 | 63a01ef8 | aliguori | char smb_cmdline[1024]; |
670 | 63a01ef8 | aliguori | FILE *f; |
671 | 63a01ef8 | aliguori | |
672 | 63a01ef8 | aliguori | if (!slirp_inited) {
|
673 | 63a01ef8 | aliguori | slirp_inited = 1;
|
674 | 49ec9b40 | aliguori | slirp_init(slirp_restrict, slirp_ip); |
675 | 63a01ef8 | aliguori | } |
676 | 63a01ef8 | aliguori | |
677 | 63a01ef8 | aliguori | /* XXX: better tmp dir construction */
|
678 | 3f4cb3d3 | blueswir1 | snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%ld", (long)getpid()); |
679 | 63a01ef8 | aliguori | if (mkdir(smb_dir, 0700) < 0) { |
680 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
|
681 | 63a01ef8 | aliguori | exit(1);
|
682 | 63a01ef8 | aliguori | } |
683 | 63a01ef8 | aliguori | snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf"); |
684 | 63a01ef8 | aliguori | |
685 | 63a01ef8 | aliguori | f = fopen(smb_conf, "w");
|
686 | 63a01ef8 | aliguori | if (!f) {
|
687 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
|
688 | 63a01ef8 | aliguori | exit(1);
|
689 | 63a01ef8 | aliguori | } |
690 | 63a01ef8 | aliguori | fprintf(f, |
691 | 63a01ef8 | aliguori | "[global]\n"
|
692 | 63a01ef8 | aliguori | "private dir=%s\n"
|
693 | 63a01ef8 | aliguori | "smb ports=0\n"
|
694 | 63a01ef8 | aliguori | "socket address=127.0.0.1\n"
|
695 | 63a01ef8 | aliguori | "pid directory=%s\n"
|
696 | 63a01ef8 | aliguori | "lock directory=%s\n"
|
697 | 63a01ef8 | aliguori | "log file=%s/log.smbd\n"
|
698 | 63a01ef8 | aliguori | "smb passwd file=%s/smbpasswd\n"
|
699 | 63a01ef8 | aliguori | "security = share\n"
|
700 | 63a01ef8 | aliguori | "[qemu]\n"
|
701 | 63a01ef8 | aliguori | "path=%s\n"
|
702 | 63a01ef8 | aliguori | "read only=no\n"
|
703 | 63a01ef8 | aliguori | "guest ok=yes\n",
|
704 | 63a01ef8 | aliguori | smb_dir, |
705 | 63a01ef8 | aliguori | smb_dir, |
706 | 63a01ef8 | aliguori | smb_dir, |
707 | 63a01ef8 | aliguori | smb_dir, |
708 | 63a01ef8 | aliguori | smb_dir, |
709 | 63a01ef8 | aliguori | exported_dir |
710 | 63a01ef8 | aliguori | ); |
711 | 63a01ef8 | aliguori | fclose(f); |
712 | 63a01ef8 | aliguori | atexit(smb_exit); |
713 | 63a01ef8 | aliguori | |
714 | 63a01ef8 | aliguori | snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s", |
715 | 63a01ef8 | aliguori | SMBD_COMMAND, smb_conf); |
716 | 63a01ef8 | aliguori | |
717 | 63a01ef8 | aliguori | slirp_add_exec(0, smb_cmdline, 4, 139); |
718 | 63a01ef8 | aliguori | } |
719 | 63a01ef8 | aliguori | |
720 | 63a01ef8 | aliguori | #endif /* !defined(_WIN32) */ |
721 | 376253ec | aliguori | void do_info_slirp(Monitor *mon)
|
722 | 63a01ef8 | aliguori | { |
723 | 63a01ef8 | aliguori | slirp_stats(); |
724 | 63a01ef8 | aliguori | } |
725 | 63a01ef8 | aliguori | |
726 | 8ca9217d | aliguori | struct VMChannel {
|
727 | 8ca9217d | aliguori | CharDriverState *hd; |
728 | 8ca9217d | aliguori | int port;
|
729 | 511d2b14 | blueswir1 | }; |
730 | 8ca9217d | aliguori | |
731 | 8ca9217d | aliguori | static int vmchannel_can_read(void *opaque) |
732 | 8ca9217d | aliguori | { |
733 | 8ca9217d | aliguori | struct VMChannel *vmc = (struct VMChannel*)opaque; |
734 | 8ca9217d | aliguori | return slirp_socket_can_recv(4, vmc->port); |
735 | 8ca9217d | aliguori | } |
736 | 8ca9217d | aliguori | |
737 | 8ca9217d | aliguori | static void vmchannel_read(void *opaque, const uint8_t *buf, int size) |
738 | 8ca9217d | aliguori | { |
739 | 8ca9217d | aliguori | struct VMChannel *vmc = (struct VMChannel*)opaque; |
740 | 8ca9217d | aliguori | slirp_socket_recv(4, vmc->port, buf, size);
|
741 | 8ca9217d | aliguori | } |
742 | 8ca9217d | aliguori | |
743 | 63a01ef8 | aliguori | #endif /* CONFIG_SLIRP */ |
744 | 63a01ef8 | aliguori | |
745 | 63a01ef8 | aliguori | #if !defined(_WIN32)
|
746 | 63a01ef8 | aliguori | |
747 | 63a01ef8 | aliguori | typedef struct TAPState { |
748 | 63a01ef8 | aliguori | VLANClientState *vc; |
749 | 63a01ef8 | aliguori | int fd;
|
750 | 63a01ef8 | aliguori | char down_script[1024]; |
751 | 973cbd37 | aliguori | char down_script_arg[128]; |
752 | 63a01ef8 | aliguori | } TAPState; |
753 | 63a01ef8 | aliguori | |
754 | b946a153 | aliguori | static int launch_script(const char *setup_script, const char *ifname, int fd); |
755 | b946a153 | aliguori | |
756 | b535b7b2 | aliguori | static ssize_t tap_receive_iov(void *opaque, const struct iovec *iov, |
757 | b535b7b2 | aliguori | int iovcnt)
|
758 | b535b7b2 | aliguori | { |
759 | b535b7b2 | aliguori | TAPState *s = opaque; |
760 | b535b7b2 | aliguori | ssize_t len; |
761 | b535b7b2 | aliguori | |
762 | b535b7b2 | aliguori | do {
|
763 | b535b7b2 | aliguori | len = writev(s->fd, iov, iovcnt); |
764 | b535b7b2 | aliguori | } while (len == -1 && (errno == EINTR || errno == EAGAIN)); |
765 | b535b7b2 | aliguori | |
766 | b535b7b2 | aliguori | return len;
|
767 | b535b7b2 | aliguori | } |
768 | b535b7b2 | aliguori | |
769 | 63a01ef8 | aliguori | static void tap_receive(void *opaque, const uint8_t *buf, int size) |
770 | 63a01ef8 | aliguori | { |
771 | 63a01ef8 | aliguori | TAPState *s = opaque; |
772 | 63a01ef8 | aliguori | int ret;
|
773 | 63a01ef8 | aliguori | for(;;) {
|
774 | 63a01ef8 | aliguori | ret = write(s->fd, buf, size); |
775 | 63a01ef8 | aliguori | if (ret < 0 && (errno == EINTR || errno == EAGAIN)) { |
776 | 63a01ef8 | aliguori | } else {
|
777 | 63a01ef8 | aliguori | break;
|
778 | 63a01ef8 | aliguori | } |
779 | 63a01ef8 | aliguori | } |
780 | 63a01ef8 | aliguori | } |
781 | 63a01ef8 | aliguori | |
782 | 63a01ef8 | aliguori | static void tap_send(void *opaque) |
783 | 63a01ef8 | aliguori | { |
784 | 63a01ef8 | aliguori | TAPState *s = opaque; |
785 | 63a01ef8 | aliguori | uint8_t buf[4096];
|
786 | 63a01ef8 | aliguori | int size;
|
787 | 63a01ef8 | aliguori | |
788 | 63a01ef8 | aliguori | #ifdef __sun__
|
789 | 63a01ef8 | aliguori | struct strbuf sbuf;
|
790 | 63a01ef8 | aliguori | int f = 0; |
791 | 63a01ef8 | aliguori | sbuf.maxlen = sizeof(buf);
|
792 | 3f4cb3d3 | blueswir1 | sbuf.buf = (char *)buf;
|
793 | 63a01ef8 | aliguori | size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1; |
794 | 63a01ef8 | aliguori | #else
|
795 | 63a01ef8 | aliguori | size = read(s->fd, buf, sizeof(buf));
|
796 | 63a01ef8 | aliguori | #endif
|
797 | 63a01ef8 | aliguori | if (size > 0) { |
798 | 63a01ef8 | aliguori | qemu_send_packet(s->vc, buf, size); |
799 | 63a01ef8 | aliguori | } |
800 | 63a01ef8 | aliguori | } |
801 | 63a01ef8 | aliguori | |
802 | b946a153 | aliguori | static void tap_cleanup(VLANClientState *vc) |
803 | b946a153 | aliguori | { |
804 | b946a153 | aliguori | TAPState *s = vc->opaque; |
805 | b946a153 | aliguori | |
806 | b946a153 | aliguori | if (s->down_script[0]) |
807 | b946a153 | aliguori | launch_script(s->down_script, s->down_script_arg, s->fd); |
808 | b946a153 | aliguori | |
809 | b946a153 | aliguori | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
810 | b946a153 | aliguori | close(s->fd); |
811 | b946a153 | aliguori | qemu_free(s); |
812 | b946a153 | aliguori | } |
813 | b946a153 | aliguori | |
814 | 63a01ef8 | aliguori | /* fd support */
|
815 | 63a01ef8 | aliguori | |
816 | 7a9f6e4a | aliguori | static TAPState *net_tap_fd_init(VLANState *vlan,
|
817 | 7a9f6e4a | aliguori | const char *model, |
818 | 7a9f6e4a | aliguori | const char *name, |
819 | 7a9f6e4a | aliguori | int fd)
|
820 | 63a01ef8 | aliguori | { |
821 | 63a01ef8 | aliguori | TAPState *s; |
822 | 63a01ef8 | aliguori | |
823 | 63a01ef8 | aliguori | s = qemu_mallocz(sizeof(TAPState));
|
824 | 63a01ef8 | aliguori | s->fd = fd; |
825 | b946a153 | aliguori | s->vc = qemu_new_vlan_client(vlan, model, name, tap_receive, |
826 | b946a153 | aliguori | NULL, tap_cleanup, s);
|
827 | b535b7b2 | aliguori | s->vc->fd_readv = tap_receive_iov; |
828 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, tap_send, NULL, s);
|
829 | 7cb7434b | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str), "fd=%d", fd); |
830 | 63a01ef8 | aliguori | return s;
|
831 | 63a01ef8 | aliguori | } |
832 | 63a01ef8 | aliguori | |
833 | 179a2c19 | blueswir1 | #if defined (HOST_BSD) || defined (__FreeBSD_kernel__)
|
834 | 63a01ef8 | aliguori | static int tap_open(char *ifname, int ifname_size) |
835 | 63a01ef8 | aliguori | { |
836 | 63a01ef8 | aliguori | int fd;
|
837 | 63a01ef8 | aliguori | char *dev;
|
838 | 63a01ef8 | aliguori | struct stat s;
|
839 | 63a01ef8 | aliguori | |
840 | 63a01ef8 | aliguori | TFR(fd = open("/dev/tap", O_RDWR));
|
841 | 63a01ef8 | aliguori | if (fd < 0) { |
842 | 63a01ef8 | aliguori | fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
|
843 | 63a01ef8 | aliguori | return -1; |
844 | 63a01ef8 | aliguori | } |
845 | 63a01ef8 | aliguori | |
846 | 63a01ef8 | aliguori | fstat(fd, &s); |
847 | 63a01ef8 | aliguori | dev = devname(s.st_rdev, S_IFCHR); |
848 | 63a01ef8 | aliguori | pstrcpy(ifname, ifname_size, dev); |
849 | 63a01ef8 | aliguori | |
850 | 63a01ef8 | aliguori | fcntl(fd, F_SETFL, O_NONBLOCK); |
851 | 63a01ef8 | aliguori | return fd;
|
852 | 63a01ef8 | aliguori | } |
853 | 63a01ef8 | aliguori | #elif defined(__sun__)
|
854 | 63a01ef8 | aliguori | #define TUNNEWPPA (('T'<<16) | 0x0001) |
855 | 63a01ef8 | aliguori | /*
|
856 | 63a01ef8 | aliguori | * Allocate TAP device, returns opened fd.
|
857 | 63a01ef8 | aliguori | * Stores dev name in the first arg(must be large enough).
|
858 | 63a01ef8 | aliguori | */
|
859 | 3f4cb3d3 | blueswir1 | static int tap_alloc(char *dev, size_t dev_size) |
860 | 63a01ef8 | aliguori | { |
861 | 63a01ef8 | aliguori | int tap_fd, if_fd, ppa = -1; |
862 | 63a01ef8 | aliguori | static int ip_fd = 0; |
863 | 63a01ef8 | aliguori | char *ptr;
|
864 | 63a01ef8 | aliguori | |
865 | 63a01ef8 | aliguori | static int arp_fd = 0; |
866 | 63a01ef8 | aliguori | int ip_muxid, arp_muxid;
|
867 | 63a01ef8 | aliguori | struct strioctl strioc_if, strioc_ppa;
|
868 | 63a01ef8 | aliguori | int link_type = I_PLINK;;
|
869 | 63a01ef8 | aliguori | struct lifreq ifr;
|
870 | 63a01ef8 | aliguori | char actual_name[32] = ""; |
871 | 63a01ef8 | aliguori | |
872 | 63a01ef8 | aliguori | memset(&ifr, 0x0, sizeof(ifr)); |
873 | 63a01ef8 | aliguori | |
874 | 63a01ef8 | aliguori | if( *dev ){
|
875 | 63a01ef8 | aliguori | ptr = dev; |
876 | 47398b9c | blueswir1 | while( *ptr && !qemu_isdigit((int)*ptr) ) ptr++; |
877 | 63a01ef8 | aliguori | ppa = atoi(ptr); |
878 | 63a01ef8 | aliguori | } |
879 | 63a01ef8 | aliguori | |
880 | 63a01ef8 | aliguori | /* Check if IP device was opened */
|
881 | 63a01ef8 | aliguori | if( ip_fd )
|
882 | 63a01ef8 | aliguori | close(ip_fd); |
883 | 63a01ef8 | aliguori | |
884 | 63a01ef8 | aliguori | TFR(ip_fd = open("/dev/udp", O_RDWR, 0)); |
885 | 63a01ef8 | aliguori | if (ip_fd < 0) { |
886 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
|
887 | 63a01ef8 | aliguori | return -1; |
888 | 63a01ef8 | aliguori | } |
889 | 63a01ef8 | aliguori | |
890 | 63a01ef8 | aliguori | TFR(tap_fd = open("/dev/tap", O_RDWR, 0)); |
891 | 63a01ef8 | aliguori | if (tap_fd < 0) { |
892 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't open /dev/tap");
|
893 | 63a01ef8 | aliguori | return -1; |
894 | 63a01ef8 | aliguori | } |
895 | 63a01ef8 | aliguori | |
896 | 63a01ef8 | aliguori | /* Assign a new PPA and get its unit number. */
|
897 | 63a01ef8 | aliguori | strioc_ppa.ic_cmd = TUNNEWPPA; |
898 | 63a01ef8 | aliguori | strioc_ppa.ic_timout = 0;
|
899 | 63a01ef8 | aliguori | strioc_ppa.ic_len = sizeof(ppa);
|
900 | 63a01ef8 | aliguori | strioc_ppa.ic_dp = (char *)&ppa;
|
901 | 63a01ef8 | aliguori | if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0) |
902 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't assign new interface");
|
903 | 63a01ef8 | aliguori | |
904 | 63a01ef8 | aliguori | TFR(if_fd = open("/dev/tap", O_RDWR, 0)); |
905 | 63a01ef8 | aliguori | if (if_fd < 0) { |
906 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't open /dev/tap (2)");
|
907 | 63a01ef8 | aliguori | return -1; |
908 | 63a01ef8 | aliguori | } |
909 | 63a01ef8 | aliguori | if(ioctl(if_fd, I_PUSH, "ip") < 0){ |
910 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't push IP module");
|
911 | 63a01ef8 | aliguori | return -1; |
912 | 63a01ef8 | aliguori | } |
913 | 63a01ef8 | aliguori | |
914 | 63a01ef8 | aliguori | if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0) |
915 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't get flags\n");
|
916 | 63a01ef8 | aliguori | |
917 | 63a01ef8 | aliguori | snprintf (actual_name, 32, "tap%d", ppa); |
918 | 63a01ef8 | aliguori | pstrcpy(ifr.lifr_name, sizeof(ifr.lifr_name), actual_name);
|
919 | 63a01ef8 | aliguori | |
920 | 63a01ef8 | aliguori | ifr.lifr_ppa = ppa; |
921 | 63a01ef8 | aliguori | /* Assign ppa according to the unit number returned by tun device */
|
922 | 63a01ef8 | aliguori | |
923 | 63a01ef8 | aliguori | if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0) |
924 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't set PPA %d", ppa);
|
925 | 63a01ef8 | aliguori | if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0) |
926 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't get flags\n");
|
927 | 63a01ef8 | aliguori | /* Push arp module to if_fd */
|
928 | 63a01ef8 | aliguori | if (ioctl (if_fd, I_PUSH, "arp") < 0) |
929 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't push ARP module (2)");
|
930 | 63a01ef8 | aliguori | |
931 | 63a01ef8 | aliguori | /* Push arp module to ip_fd */
|
932 | 63a01ef8 | aliguori | if (ioctl (ip_fd, I_POP, NULL) < 0) |
933 | 63a01ef8 | aliguori | syslog (LOG_ERR, "I_POP failed\n");
|
934 | 63a01ef8 | aliguori | if (ioctl (ip_fd, I_PUSH, "arp") < 0) |
935 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't push ARP module (3)\n");
|
936 | 63a01ef8 | aliguori | /* Open arp_fd */
|
937 | 63a01ef8 | aliguori | TFR(arp_fd = open ("/dev/tap", O_RDWR, 0)); |
938 | 63a01ef8 | aliguori | if (arp_fd < 0) |
939 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't open %s\n", "/dev/tap"); |
940 | 63a01ef8 | aliguori | |
941 | 63a01ef8 | aliguori | /* Set ifname to arp */
|
942 | 63a01ef8 | aliguori | strioc_if.ic_cmd = SIOCSLIFNAME; |
943 | 63a01ef8 | aliguori | strioc_if.ic_timout = 0;
|
944 | 63a01ef8 | aliguori | strioc_if.ic_len = sizeof(ifr);
|
945 | 63a01ef8 | aliguori | strioc_if.ic_dp = (char *)𝔦
|
946 | 63a01ef8 | aliguori | if (ioctl(arp_fd, I_STR, &strioc_if) < 0){ |
947 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't set ifname to arp\n");
|
948 | 63a01ef8 | aliguori | } |
949 | 63a01ef8 | aliguori | |
950 | 63a01ef8 | aliguori | if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){ |
951 | 63a01ef8 | aliguori | syslog(LOG_ERR, "Can't link TAP device to IP");
|
952 | 63a01ef8 | aliguori | return -1; |
953 | 63a01ef8 | aliguori | } |
954 | 63a01ef8 | aliguori | |
955 | 63a01ef8 | aliguori | if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0) |
956 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't link TAP device to ARP");
|
957 | 63a01ef8 | aliguori | |
958 | 63a01ef8 | aliguori | close (if_fd); |
959 | 63a01ef8 | aliguori | |
960 | 63a01ef8 | aliguori | memset(&ifr, 0x0, sizeof(ifr)); |
961 | 63a01ef8 | aliguori | pstrcpy(ifr.lifr_name, sizeof(ifr.lifr_name), actual_name);
|
962 | 63a01ef8 | aliguori | ifr.lifr_ip_muxid = ip_muxid; |
963 | 63a01ef8 | aliguori | ifr.lifr_arp_muxid = arp_muxid; |
964 | 63a01ef8 | aliguori | |
965 | 63a01ef8 | aliguori | if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0) |
966 | 63a01ef8 | aliguori | { |
967 | 63a01ef8 | aliguori | ioctl (ip_fd, I_PUNLINK , arp_muxid); |
968 | 63a01ef8 | aliguori | ioctl (ip_fd, I_PUNLINK, ip_muxid); |
969 | 63a01ef8 | aliguori | syslog (LOG_ERR, "Can't set multiplexor id");
|
970 | 63a01ef8 | aliguori | } |
971 | 63a01ef8 | aliguori | |
972 | 63a01ef8 | aliguori | snprintf(dev, dev_size, "tap%d", ppa);
|
973 | 63a01ef8 | aliguori | return tap_fd;
|
974 | 63a01ef8 | aliguori | } |
975 | 63a01ef8 | aliguori | |
976 | 63a01ef8 | aliguori | static int tap_open(char *ifname, int ifname_size) |
977 | 63a01ef8 | aliguori | { |
978 | 63a01ef8 | aliguori | char dev[10]=""; |
979 | 63a01ef8 | aliguori | int fd;
|
980 | 63a01ef8 | aliguori | if( (fd = tap_alloc(dev, sizeof(dev))) < 0 ){ |
981 | 63a01ef8 | aliguori | fprintf(stderr, "Cannot allocate TAP device\n");
|
982 | 63a01ef8 | aliguori | return -1; |
983 | 63a01ef8 | aliguori | } |
984 | 63a01ef8 | aliguori | pstrcpy(ifname, ifname_size, dev); |
985 | 63a01ef8 | aliguori | fcntl(fd, F_SETFL, O_NONBLOCK); |
986 | 63a01ef8 | aliguori | return fd;
|
987 | 63a01ef8 | aliguori | } |
988 | b29fe3ed | malc | #elif defined (_AIX)
|
989 | b29fe3ed | malc | static int tap_open(char *ifname, int ifname_size) |
990 | b29fe3ed | malc | { |
991 | b29fe3ed | malc | fprintf (stderr, "no tap on AIX\n");
|
992 | b29fe3ed | malc | return -1; |
993 | b29fe3ed | malc | } |
994 | 63a01ef8 | aliguori | #else
|
995 | 63a01ef8 | aliguori | static int tap_open(char *ifname, int ifname_size) |
996 | 63a01ef8 | aliguori | { |
997 | 63a01ef8 | aliguori | struct ifreq ifr;
|
998 | 63a01ef8 | aliguori | int fd, ret;
|
999 | 63a01ef8 | aliguori | |
1000 | 63a01ef8 | aliguori | TFR(fd = open("/dev/net/tun", O_RDWR));
|
1001 | 63a01ef8 | aliguori | if (fd < 0) { |
1002 | 63a01ef8 | aliguori | fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
|
1003 | 63a01ef8 | aliguori | return -1; |
1004 | 63a01ef8 | aliguori | } |
1005 | 63a01ef8 | aliguori | memset(&ifr, 0, sizeof(ifr)); |
1006 | 63a01ef8 | aliguori | ifr.ifr_flags = IFF_TAP | IFF_NO_PI; |
1007 | 63a01ef8 | aliguori | if (ifname[0] != '\0') |
1008 | 63a01ef8 | aliguori | pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname); |
1009 | 63a01ef8 | aliguori | else
|
1010 | 63a01ef8 | aliguori | pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
|
1011 | 63a01ef8 | aliguori | ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
|
1012 | 63a01ef8 | aliguori | if (ret != 0) { |
1013 | 63a01ef8 | aliguori | fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
|
1014 | 63a01ef8 | aliguori | close(fd); |
1015 | 63a01ef8 | aliguori | return -1; |
1016 | 63a01ef8 | aliguori | } |
1017 | 63a01ef8 | aliguori | pstrcpy(ifname, ifname_size, ifr.ifr_name); |
1018 | 63a01ef8 | aliguori | fcntl(fd, F_SETFL, O_NONBLOCK); |
1019 | 63a01ef8 | aliguori | return fd;
|
1020 | 63a01ef8 | aliguori | } |
1021 | 63a01ef8 | aliguori | #endif
|
1022 | 63a01ef8 | aliguori | |
1023 | 63a01ef8 | aliguori | static int launch_script(const char *setup_script, const char *ifname, int fd) |
1024 | 63a01ef8 | aliguori | { |
1025 | 63a01ef8 | aliguori | int pid, status;
|
1026 | 63a01ef8 | aliguori | char *args[3]; |
1027 | 63a01ef8 | aliguori | char **parg;
|
1028 | 63a01ef8 | aliguori | |
1029 | 63a01ef8 | aliguori | /* try to launch network script */
|
1030 | 63a01ef8 | aliguori | pid = fork(); |
1031 | 63a01ef8 | aliguori | if (pid >= 0) { |
1032 | 63a01ef8 | aliguori | if (pid == 0) { |
1033 | 63a01ef8 | aliguori | int open_max = sysconf (_SC_OPEN_MAX), i;
|
1034 | 63a01ef8 | aliguori | for (i = 0; i < open_max; i++) |
1035 | 63a01ef8 | aliguori | if (i != STDIN_FILENO &&
|
1036 | 63a01ef8 | aliguori | i != STDOUT_FILENO && |
1037 | 63a01ef8 | aliguori | i != STDERR_FILENO && |
1038 | 63a01ef8 | aliguori | i != fd) |
1039 | 63a01ef8 | aliguori | close(i); |
1040 | 63a01ef8 | aliguori | |
1041 | 63a01ef8 | aliguori | parg = args; |
1042 | 63a01ef8 | aliguori | *parg++ = (char *)setup_script;
|
1043 | 63a01ef8 | aliguori | *parg++ = (char *)ifname;
|
1044 | 63a01ef8 | aliguori | *parg++ = NULL;
|
1045 | 63a01ef8 | aliguori | execv(setup_script, args); |
1046 | 63a01ef8 | aliguori | _exit(1);
|
1047 | 63a01ef8 | aliguori | } |
1048 | 63a01ef8 | aliguori | while (waitpid(pid, &status, 0) != pid); |
1049 | 63a01ef8 | aliguori | if (!WIFEXITED(status) ||
|
1050 | 63a01ef8 | aliguori | WEXITSTATUS(status) != 0) {
|
1051 | 63a01ef8 | aliguori | fprintf(stderr, "%s: could not launch network script\n",
|
1052 | 63a01ef8 | aliguori | setup_script); |
1053 | 63a01ef8 | aliguori | return -1; |
1054 | 63a01ef8 | aliguori | } |
1055 | 63a01ef8 | aliguori | } |
1056 | 63a01ef8 | aliguori | return 0; |
1057 | 63a01ef8 | aliguori | } |
1058 | 63a01ef8 | aliguori | |
1059 | 7a9f6e4a | aliguori | static int net_tap_init(VLANState *vlan, const char *model, |
1060 | 7a9f6e4a | aliguori | const char *name, const char *ifname1, |
1061 | 63a01ef8 | aliguori | const char *setup_script, const char *down_script) |
1062 | 63a01ef8 | aliguori | { |
1063 | 63a01ef8 | aliguori | TAPState *s; |
1064 | 63a01ef8 | aliguori | int fd;
|
1065 | 63a01ef8 | aliguori | char ifname[128]; |
1066 | 63a01ef8 | aliguori | |
1067 | 63a01ef8 | aliguori | if (ifname1 != NULL) |
1068 | 63a01ef8 | aliguori | pstrcpy(ifname, sizeof(ifname), ifname1);
|
1069 | 63a01ef8 | aliguori | else
|
1070 | 63a01ef8 | aliguori | ifname[0] = '\0'; |
1071 | 63a01ef8 | aliguori | TFR(fd = tap_open(ifname, sizeof(ifname)));
|
1072 | 63a01ef8 | aliguori | if (fd < 0) |
1073 | 63a01ef8 | aliguori | return -1; |
1074 | 63a01ef8 | aliguori | |
1075 | 63a01ef8 | aliguori | if (!setup_script || !strcmp(setup_script, "no")) |
1076 | 63a01ef8 | aliguori | setup_script = "";
|
1077 | 63a01ef8 | aliguori | if (setup_script[0] != '\0') { |
1078 | 63a01ef8 | aliguori | if (launch_script(setup_script, ifname, fd))
|
1079 | 63a01ef8 | aliguori | return -1; |
1080 | 63a01ef8 | aliguori | } |
1081 | 7a9f6e4a | aliguori | s = net_tap_fd_init(vlan, model, name, fd); |
1082 | 63a01ef8 | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1083 | 7cb7434b | aliguori | "ifname=%s,script=%s,downscript=%s",
|
1084 | 7cb7434b | aliguori | ifname, setup_script, down_script); |
1085 | 973cbd37 | aliguori | if (down_script && strcmp(down_script, "no")) { |
1086 | 63a01ef8 | aliguori | snprintf(s->down_script, sizeof(s->down_script), "%s", down_script); |
1087 | 973cbd37 | aliguori | snprintf(s->down_script_arg, sizeof(s->down_script_arg), "%s", ifname); |
1088 | 973cbd37 | aliguori | } |
1089 | 63a01ef8 | aliguori | return 0; |
1090 | 63a01ef8 | aliguori | } |
1091 | 63a01ef8 | aliguori | |
1092 | 63a01ef8 | aliguori | #endif /* !_WIN32 */ |
1093 | 63a01ef8 | aliguori | |
1094 | 63a01ef8 | aliguori | #if defined(CONFIG_VDE)
|
1095 | 63a01ef8 | aliguori | typedef struct VDEState { |
1096 | 63a01ef8 | aliguori | VLANClientState *vc; |
1097 | 63a01ef8 | aliguori | VDECONN *vde; |
1098 | 63a01ef8 | aliguori | } VDEState; |
1099 | 63a01ef8 | aliguori | |
1100 | 63a01ef8 | aliguori | static void vde_to_qemu(void *opaque) |
1101 | 63a01ef8 | aliguori | { |
1102 | 63a01ef8 | aliguori | VDEState *s = opaque; |
1103 | 63a01ef8 | aliguori | uint8_t buf[4096];
|
1104 | 63a01ef8 | aliguori | int size;
|
1105 | 63a01ef8 | aliguori | |
1106 | 63a01ef8 | aliguori | size = vde_recv(s->vde, buf, sizeof(buf), 0); |
1107 | 63a01ef8 | aliguori | if (size > 0) { |
1108 | 63a01ef8 | aliguori | qemu_send_packet(s->vc, buf, size); |
1109 | 63a01ef8 | aliguori | } |
1110 | 63a01ef8 | aliguori | } |
1111 | 63a01ef8 | aliguori | |
1112 | 63a01ef8 | aliguori | static void vde_from_qemu(void *opaque, const uint8_t *buf, int size) |
1113 | 63a01ef8 | aliguori | { |
1114 | 63a01ef8 | aliguori | VDEState *s = opaque; |
1115 | 63a01ef8 | aliguori | int ret;
|
1116 | 63a01ef8 | aliguori | for(;;) {
|
1117 | 63a01ef8 | aliguori | ret = vde_send(s->vde, buf, size, 0);
|
1118 | 63a01ef8 | aliguori | if (ret < 0 && errno == EINTR) { |
1119 | 63a01ef8 | aliguori | } else {
|
1120 | 63a01ef8 | aliguori | break;
|
1121 | 63a01ef8 | aliguori | } |
1122 | 63a01ef8 | aliguori | } |
1123 | 63a01ef8 | aliguori | } |
1124 | 63a01ef8 | aliguori | |
1125 | b946a153 | aliguori | static void vde_cleanup(VLANClientState *vc) |
1126 | b946a153 | aliguori | { |
1127 | b946a153 | aliguori | VDEState *s = vc->opaque; |
1128 | b946a153 | aliguori | qemu_set_fd_handler(vde_datafd(s->vde), NULL, NULL, NULL); |
1129 | b946a153 | aliguori | vde_close(s->vde); |
1130 | b946a153 | aliguori | qemu_free(s); |
1131 | b946a153 | aliguori | } |
1132 | b946a153 | aliguori | |
1133 | 7a9f6e4a | aliguori | static int net_vde_init(VLANState *vlan, const char *model, |
1134 | 7a9f6e4a | aliguori | const char *name, const char *sock, |
1135 | bf38c1a0 | aliguori | int port, const char *group, int mode) |
1136 | 63a01ef8 | aliguori | { |
1137 | 63a01ef8 | aliguori | VDEState *s; |
1138 | 63a01ef8 | aliguori | char *init_group = strlen(group) ? (char *)group : NULL; |
1139 | 63a01ef8 | aliguori | char *init_sock = strlen(sock) ? (char *)sock : NULL; |
1140 | 63a01ef8 | aliguori | |
1141 | 63a01ef8 | aliguori | struct vde_open_args args = {
|
1142 | 63a01ef8 | aliguori | .port = port, |
1143 | 63a01ef8 | aliguori | .group = init_group, |
1144 | 63a01ef8 | aliguori | .mode = mode, |
1145 | 63a01ef8 | aliguori | }; |
1146 | 63a01ef8 | aliguori | |
1147 | 63a01ef8 | aliguori | s = qemu_mallocz(sizeof(VDEState));
|
1148 | 63a01ef8 | aliguori | s->vde = vde_open(init_sock, "QEMU", &args);
|
1149 | 63a01ef8 | aliguori | if (!s->vde){
|
1150 | 63a01ef8 | aliguori | free(s); |
1151 | 63a01ef8 | aliguori | return -1; |
1152 | 63a01ef8 | aliguori | } |
1153 | b946a153 | aliguori | s->vc = qemu_new_vlan_client(vlan, model, name, vde_from_qemu, |
1154 | b946a153 | aliguori | NULL, vde_cleanup, s);
|
1155 | 63a01ef8 | aliguori | qemu_set_fd_handler(vde_datafd(s->vde), vde_to_qemu, NULL, s);
|
1156 | 7cb7434b | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str), "sock=%s,fd=%d", |
1157 | 63a01ef8 | aliguori | sock, vde_datafd(s->vde)); |
1158 | 63a01ef8 | aliguori | return 0; |
1159 | 63a01ef8 | aliguori | } |
1160 | 63a01ef8 | aliguori | #endif
|
1161 | 63a01ef8 | aliguori | |
1162 | 63a01ef8 | aliguori | /* network connection */
|
1163 | 63a01ef8 | aliguori | typedef struct NetSocketState { |
1164 | 63a01ef8 | aliguori | VLANClientState *vc; |
1165 | 63a01ef8 | aliguori | int fd;
|
1166 | 63a01ef8 | aliguori | int state; /* 0 = getting length, 1 = getting data */ |
1167 | abcd2baa | aliguori | unsigned int index; |
1168 | abcd2baa | aliguori | unsigned int packet_len; |
1169 | 63a01ef8 | aliguori | uint8_t buf[4096];
|
1170 | 63a01ef8 | aliguori | struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */ |
1171 | 63a01ef8 | aliguori | } NetSocketState; |
1172 | 63a01ef8 | aliguori | |
1173 | 63a01ef8 | aliguori | typedef struct NetSocketListenState { |
1174 | 63a01ef8 | aliguori | VLANState *vlan; |
1175 | bf38c1a0 | aliguori | char *model;
|
1176 | 7a9f6e4a | aliguori | char *name;
|
1177 | 63a01ef8 | aliguori | int fd;
|
1178 | 63a01ef8 | aliguori | } NetSocketListenState; |
1179 | 63a01ef8 | aliguori | |
1180 | 63a01ef8 | aliguori | /* XXX: we consider we can send the whole packet without blocking */
|
1181 | 63a01ef8 | aliguori | static void net_socket_receive(void *opaque, const uint8_t *buf, int size) |
1182 | 63a01ef8 | aliguori | { |
1183 | 63a01ef8 | aliguori | NetSocketState *s = opaque; |
1184 | 63a01ef8 | aliguori | uint32_t len; |
1185 | 63a01ef8 | aliguori | len = htonl(size); |
1186 | 63a01ef8 | aliguori | |
1187 | 63a01ef8 | aliguori | send_all(s->fd, (const uint8_t *)&len, sizeof(len)); |
1188 | 63a01ef8 | aliguori | send_all(s->fd, buf, size); |
1189 | 63a01ef8 | aliguori | } |
1190 | 63a01ef8 | aliguori | |
1191 | 63a01ef8 | aliguori | static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size) |
1192 | 63a01ef8 | aliguori | { |
1193 | 63a01ef8 | aliguori | NetSocketState *s = opaque; |
1194 | 63a01ef8 | aliguori | sendto(s->fd, buf, size, 0,
|
1195 | 63a01ef8 | aliguori | (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst)); |
1196 | 63a01ef8 | aliguori | } |
1197 | 63a01ef8 | aliguori | |
1198 | 63a01ef8 | aliguori | static void net_socket_send(void *opaque) |
1199 | 63a01ef8 | aliguori | { |
1200 | 63a01ef8 | aliguori | NetSocketState *s = opaque; |
1201 | abcd2baa | aliguori | int size, err;
|
1202 | abcd2baa | aliguori | unsigned l;
|
1203 | 63a01ef8 | aliguori | uint8_t buf1[4096];
|
1204 | 63a01ef8 | aliguori | const uint8_t *buf;
|
1205 | 63a01ef8 | aliguori | |
1206 | 63a01ef8 | aliguori | size = recv(s->fd, buf1, sizeof(buf1), 0); |
1207 | 63a01ef8 | aliguori | if (size < 0) { |
1208 | 63a01ef8 | aliguori | err = socket_error(); |
1209 | 63a01ef8 | aliguori | if (err != EWOULDBLOCK)
|
1210 | 63a01ef8 | aliguori | goto eoc;
|
1211 | 63a01ef8 | aliguori | } else if (size == 0) { |
1212 | 63a01ef8 | aliguori | /* end of connection */
|
1213 | 63a01ef8 | aliguori | eoc:
|
1214 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
1215 | 63a01ef8 | aliguori | closesocket(s->fd); |
1216 | 63a01ef8 | aliguori | return;
|
1217 | 63a01ef8 | aliguori | } |
1218 | 63a01ef8 | aliguori | buf = buf1; |
1219 | 63a01ef8 | aliguori | while (size > 0) { |
1220 | 63a01ef8 | aliguori | /* reassemble a packet from the network */
|
1221 | 63a01ef8 | aliguori | switch(s->state) {
|
1222 | 63a01ef8 | aliguori | case 0: |
1223 | 63a01ef8 | aliguori | l = 4 - s->index;
|
1224 | 63a01ef8 | aliguori | if (l > size)
|
1225 | 63a01ef8 | aliguori | l = size; |
1226 | 63a01ef8 | aliguori | memcpy(s->buf + s->index, buf, l); |
1227 | 63a01ef8 | aliguori | buf += l; |
1228 | 63a01ef8 | aliguori | size -= l; |
1229 | 63a01ef8 | aliguori | s->index += l; |
1230 | 63a01ef8 | aliguori | if (s->index == 4) { |
1231 | 63a01ef8 | aliguori | /* got length */
|
1232 | 63a01ef8 | aliguori | s->packet_len = ntohl(*(uint32_t *)s->buf); |
1233 | 63a01ef8 | aliguori | s->index = 0;
|
1234 | 63a01ef8 | aliguori | s->state = 1;
|
1235 | 63a01ef8 | aliguori | } |
1236 | 63a01ef8 | aliguori | break;
|
1237 | 63a01ef8 | aliguori | case 1: |
1238 | 63a01ef8 | aliguori | l = s->packet_len - s->index; |
1239 | 63a01ef8 | aliguori | if (l > size)
|
1240 | 63a01ef8 | aliguori | l = size; |
1241 | abcd2baa | aliguori | if (s->index + l <= sizeof(s->buf)) { |
1242 | abcd2baa | aliguori | memcpy(s->buf + s->index, buf, l); |
1243 | abcd2baa | aliguori | } else {
|
1244 | abcd2baa | aliguori | fprintf(stderr, "serious error: oversized packet received,"
|
1245 | abcd2baa | aliguori | "connection terminated.\n");
|
1246 | abcd2baa | aliguori | s->state = 0;
|
1247 | abcd2baa | aliguori | goto eoc;
|
1248 | abcd2baa | aliguori | } |
1249 | abcd2baa | aliguori | |
1250 | 63a01ef8 | aliguori | s->index += l; |
1251 | 63a01ef8 | aliguori | buf += l; |
1252 | 63a01ef8 | aliguori | size -= l; |
1253 | 63a01ef8 | aliguori | if (s->index >= s->packet_len) {
|
1254 | 63a01ef8 | aliguori | qemu_send_packet(s->vc, s->buf, s->packet_len); |
1255 | 63a01ef8 | aliguori | s->index = 0;
|
1256 | 63a01ef8 | aliguori | s->state = 0;
|
1257 | 63a01ef8 | aliguori | } |
1258 | 63a01ef8 | aliguori | break;
|
1259 | 63a01ef8 | aliguori | } |
1260 | 63a01ef8 | aliguori | } |
1261 | 63a01ef8 | aliguori | } |
1262 | 63a01ef8 | aliguori | |
1263 | 63a01ef8 | aliguori | static void net_socket_send_dgram(void *opaque) |
1264 | 63a01ef8 | aliguori | { |
1265 | 63a01ef8 | aliguori | NetSocketState *s = opaque; |
1266 | 63a01ef8 | aliguori | int size;
|
1267 | 63a01ef8 | aliguori | |
1268 | 63a01ef8 | aliguori | size = recv(s->fd, s->buf, sizeof(s->buf), 0); |
1269 | 63a01ef8 | aliguori | if (size < 0) |
1270 | 63a01ef8 | aliguori | return;
|
1271 | 63a01ef8 | aliguori | if (size == 0) { |
1272 | 63a01ef8 | aliguori | /* end of connection */
|
1273 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
1274 | 63a01ef8 | aliguori | return;
|
1275 | 63a01ef8 | aliguori | } |
1276 | 63a01ef8 | aliguori | qemu_send_packet(s->vc, s->buf, size); |
1277 | 63a01ef8 | aliguori | } |
1278 | 63a01ef8 | aliguori | |
1279 | 63a01ef8 | aliguori | static int net_socket_mcast_create(struct sockaddr_in *mcastaddr) |
1280 | 63a01ef8 | aliguori | { |
1281 | 63a01ef8 | aliguori | struct ip_mreq imr;
|
1282 | 63a01ef8 | aliguori | int fd;
|
1283 | 63a01ef8 | aliguori | int val, ret;
|
1284 | 63a01ef8 | aliguori | if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
|
1285 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
|
1286 | 63a01ef8 | aliguori | inet_ntoa(mcastaddr->sin_addr), |
1287 | 63a01ef8 | aliguori | (int)ntohl(mcastaddr->sin_addr.s_addr));
|
1288 | 63a01ef8 | aliguori | return -1; |
1289 | 63a01ef8 | aliguori | |
1290 | 63a01ef8 | aliguori | } |
1291 | 63a01ef8 | aliguori | fd = socket(PF_INET, SOCK_DGRAM, 0);
|
1292 | 63a01ef8 | aliguori | if (fd < 0) { |
1293 | 63a01ef8 | aliguori | perror("socket(PF_INET, SOCK_DGRAM)");
|
1294 | 63a01ef8 | aliguori | return -1; |
1295 | 63a01ef8 | aliguori | } |
1296 | 63a01ef8 | aliguori | |
1297 | 63a01ef8 | aliguori | val = 1;
|
1298 | 63a01ef8 | aliguori | ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, |
1299 | 63a01ef8 | aliguori | (const char *)&val, sizeof(val)); |
1300 | 63a01ef8 | aliguori | if (ret < 0) { |
1301 | 63a01ef8 | aliguori | perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
|
1302 | 63a01ef8 | aliguori | goto fail;
|
1303 | 63a01ef8 | aliguori | } |
1304 | 63a01ef8 | aliguori | |
1305 | 63a01ef8 | aliguori | ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr)); |
1306 | 63a01ef8 | aliguori | if (ret < 0) { |
1307 | 63a01ef8 | aliguori | perror("bind");
|
1308 | 63a01ef8 | aliguori | goto fail;
|
1309 | 63a01ef8 | aliguori | } |
1310 | 63a01ef8 | aliguori | |
1311 | 63a01ef8 | aliguori | /* Add host to multicast group */
|
1312 | 63a01ef8 | aliguori | imr.imr_multiaddr = mcastaddr->sin_addr; |
1313 | 63a01ef8 | aliguori | imr.imr_interface.s_addr = htonl(INADDR_ANY); |
1314 | 63a01ef8 | aliguori | |
1315 | 63a01ef8 | aliguori | ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP, |
1316 | 63a01ef8 | aliguori | (const char *)&imr, sizeof(struct ip_mreq)); |
1317 | 63a01ef8 | aliguori | if (ret < 0) { |
1318 | 63a01ef8 | aliguori | perror("setsockopt(IP_ADD_MEMBERSHIP)");
|
1319 | 63a01ef8 | aliguori | goto fail;
|
1320 | 63a01ef8 | aliguori | } |
1321 | 63a01ef8 | aliguori | |
1322 | 63a01ef8 | aliguori | /* Force mcast msgs to loopback (eg. several QEMUs in same host */
|
1323 | 63a01ef8 | aliguori | val = 1;
|
1324 | 63a01ef8 | aliguori | ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, |
1325 | 63a01ef8 | aliguori | (const char *)&val, sizeof(val)); |
1326 | 63a01ef8 | aliguori | if (ret < 0) { |
1327 | 63a01ef8 | aliguori | perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
|
1328 | 63a01ef8 | aliguori | goto fail;
|
1329 | 63a01ef8 | aliguori | } |
1330 | 63a01ef8 | aliguori | |
1331 | 63a01ef8 | aliguori | socket_set_nonblock(fd); |
1332 | 63a01ef8 | aliguori | return fd;
|
1333 | 63a01ef8 | aliguori | fail:
|
1334 | 63a01ef8 | aliguori | if (fd >= 0) |
1335 | 63a01ef8 | aliguori | closesocket(fd); |
1336 | 63a01ef8 | aliguori | return -1; |
1337 | 63a01ef8 | aliguori | } |
1338 | 63a01ef8 | aliguori | |
1339 | b946a153 | aliguori | static void net_socket_cleanup(VLANClientState *vc) |
1340 | b946a153 | aliguori | { |
1341 | b946a153 | aliguori | NetSocketState *s = vc->opaque; |
1342 | b946a153 | aliguori | qemu_set_fd_handler(s->fd, NULL, NULL, NULL); |
1343 | b946a153 | aliguori | close(s->fd); |
1344 | b946a153 | aliguori | qemu_free(s); |
1345 | b946a153 | aliguori | } |
1346 | b946a153 | aliguori | |
1347 | 7a9f6e4a | aliguori | static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan,
|
1348 | 7a9f6e4a | aliguori | const char *model, |
1349 | 7a9f6e4a | aliguori | const char *name, |
1350 | bf38c1a0 | aliguori | int fd, int is_connected) |
1351 | 63a01ef8 | aliguori | { |
1352 | 63a01ef8 | aliguori | struct sockaddr_in saddr;
|
1353 | 63a01ef8 | aliguori | int newfd;
|
1354 | 63a01ef8 | aliguori | socklen_t saddr_len; |
1355 | 63a01ef8 | aliguori | NetSocketState *s; |
1356 | 63a01ef8 | aliguori | |
1357 | 63a01ef8 | aliguori | /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
|
1358 | 63a01ef8 | aliguori | * Because this may be "shared" socket from a "master" process, datagrams would be recv()
|
1359 | 63a01ef8 | aliguori | * by ONLY ONE process: we must "clone" this dgram socket --jjo
|
1360 | 63a01ef8 | aliguori | */
|
1361 | 63a01ef8 | aliguori | |
1362 | 63a01ef8 | aliguori | if (is_connected) {
|
1363 | 63a01ef8 | aliguori | if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) { |
1364 | 63a01ef8 | aliguori | /* must be bound */
|
1365 | 63a01ef8 | aliguori | if (saddr.sin_addr.s_addr==0) { |
1366 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
|
1367 | 63a01ef8 | aliguori | fd); |
1368 | 63a01ef8 | aliguori | return NULL; |
1369 | 63a01ef8 | aliguori | } |
1370 | 63a01ef8 | aliguori | /* clone dgram socket */
|
1371 | 63a01ef8 | aliguori | newfd = net_socket_mcast_create(&saddr); |
1372 | 63a01ef8 | aliguori | if (newfd < 0) { |
1373 | 63a01ef8 | aliguori | /* error already reported by net_socket_mcast_create() */
|
1374 | 63a01ef8 | aliguori | close(fd); |
1375 | 63a01ef8 | aliguori | return NULL; |
1376 | 63a01ef8 | aliguori | } |
1377 | 63a01ef8 | aliguori | /* clone newfd to fd, close newfd */
|
1378 | 63a01ef8 | aliguori | dup2(newfd, fd); |
1379 | 63a01ef8 | aliguori | close(newfd); |
1380 | 63a01ef8 | aliguori | |
1381 | 63a01ef8 | aliguori | } else {
|
1382 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
|
1383 | 63a01ef8 | aliguori | fd, strerror(errno)); |
1384 | 63a01ef8 | aliguori | return NULL; |
1385 | 63a01ef8 | aliguori | } |
1386 | 63a01ef8 | aliguori | } |
1387 | 63a01ef8 | aliguori | |
1388 | 63a01ef8 | aliguori | s = qemu_mallocz(sizeof(NetSocketState));
|
1389 | 63a01ef8 | aliguori | s->fd = fd; |
1390 | 63a01ef8 | aliguori | |
1391 | b946a153 | aliguori | s->vc = qemu_new_vlan_client(vlan, model, name, net_socket_receive_dgram, |
1392 | b946a153 | aliguori | NULL, net_socket_cleanup, s);
|
1393 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
|
1394 | 63a01ef8 | aliguori | |
1395 | 63a01ef8 | aliguori | /* mcast: save bound address as dst */
|
1396 | 63a01ef8 | aliguori | if (is_connected) s->dgram_dst=saddr;
|
1397 | 63a01ef8 | aliguori | |
1398 | 63a01ef8 | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1399 | 63a01ef8 | aliguori | "socket: fd=%d (%s mcast=%s:%d)",
|
1400 | 63a01ef8 | aliguori | fd, is_connected? "cloned" : "", |
1401 | 63a01ef8 | aliguori | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
1402 | 63a01ef8 | aliguori | return s;
|
1403 | 63a01ef8 | aliguori | } |
1404 | 63a01ef8 | aliguori | |
1405 | 63a01ef8 | aliguori | static void net_socket_connect(void *opaque) |
1406 | 63a01ef8 | aliguori | { |
1407 | 63a01ef8 | aliguori | NetSocketState *s = opaque; |
1408 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
|
1409 | 63a01ef8 | aliguori | } |
1410 | 63a01ef8 | aliguori | |
1411 | 7a9f6e4a | aliguori | static NetSocketState *net_socket_fd_init_stream(VLANState *vlan,
|
1412 | 7a9f6e4a | aliguori | const char *model, |
1413 | 7a9f6e4a | aliguori | const char *name, |
1414 | bf38c1a0 | aliguori | int fd, int is_connected) |
1415 | 63a01ef8 | aliguori | { |
1416 | 63a01ef8 | aliguori | NetSocketState *s; |
1417 | 63a01ef8 | aliguori | s = qemu_mallocz(sizeof(NetSocketState));
|
1418 | 63a01ef8 | aliguori | s->fd = fd; |
1419 | b946a153 | aliguori | s->vc = qemu_new_vlan_client(vlan, model, name, net_socket_receive, |
1420 | b946a153 | aliguori | NULL, net_socket_cleanup, s);
|
1421 | 63a01ef8 | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1422 | 63a01ef8 | aliguori | "socket: fd=%d", fd);
|
1423 | 63a01ef8 | aliguori | if (is_connected) {
|
1424 | 63a01ef8 | aliguori | net_socket_connect(s); |
1425 | 63a01ef8 | aliguori | } else {
|
1426 | 63a01ef8 | aliguori | qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
|
1427 | 63a01ef8 | aliguori | } |
1428 | 63a01ef8 | aliguori | return s;
|
1429 | 63a01ef8 | aliguori | } |
1430 | 63a01ef8 | aliguori | |
1431 | 7a9f6e4a | aliguori | static NetSocketState *net_socket_fd_init(VLANState *vlan,
|
1432 | 7a9f6e4a | aliguori | const char *model, const char *name, |
1433 | bf38c1a0 | aliguori | int fd, int is_connected) |
1434 | 63a01ef8 | aliguori | { |
1435 | 63a01ef8 | aliguori | int so_type=-1, optlen=sizeof(so_type); |
1436 | 63a01ef8 | aliguori | |
1437 | 63a01ef8 | aliguori | if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, |
1438 | 63a01ef8 | aliguori | (socklen_t *)&optlen)< 0) {
|
1439 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
|
1440 | 63a01ef8 | aliguori | return NULL; |
1441 | 63a01ef8 | aliguori | } |
1442 | 63a01ef8 | aliguori | switch(so_type) {
|
1443 | 63a01ef8 | aliguori | case SOCK_DGRAM:
|
1444 | 7a9f6e4a | aliguori | return net_socket_fd_init_dgram(vlan, model, name, fd, is_connected);
|
1445 | 63a01ef8 | aliguori | case SOCK_STREAM:
|
1446 | 7a9f6e4a | aliguori | return net_socket_fd_init_stream(vlan, model, name, fd, is_connected);
|
1447 | 63a01ef8 | aliguori | default:
|
1448 | 63a01ef8 | aliguori | /* who knows ... this could be a eg. a pty, do warn and continue as stream */
|
1449 | 63a01ef8 | aliguori | fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
|
1450 | 7a9f6e4a | aliguori | return net_socket_fd_init_stream(vlan, model, name, fd, is_connected);
|
1451 | 63a01ef8 | aliguori | } |
1452 | 63a01ef8 | aliguori | return NULL; |
1453 | 63a01ef8 | aliguori | } |
1454 | 63a01ef8 | aliguori | |
1455 | 63a01ef8 | aliguori | static void net_socket_accept(void *opaque) |
1456 | 63a01ef8 | aliguori | { |
1457 | 63a01ef8 | aliguori | NetSocketListenState *s = opaque; |
1458 | 63a01ef8 | aliguori | NetSocketState *s1; |
1459 | 63a01ef8 | aliguori | struct sockaddr_in saddr;
|
1460 | 63a01ef8 | aliguori | socklen_t len; |
1461 | 63a01ef8 | aliguori | int fd;
|
1462 | 63a01ef8 | aliguori | |
1463 | 63a01ef8 | aliguori | for(;;) {
|
1464 | 63a01ef8 | aliguori | len = sizeof(saddr);
|
1465 | 63a01ef8 | aliguori | fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
|
1466 | 63a01ef8 | aliguori | if (fd < 0 && errno != EINTR) { |
1467 | 63a01ef8 | aliguori | return;
|
1468 | 63a01ef8 | aliguori | } else if (fd >= 0) { |
1469 | 63a01ef8 | aliguori | break;
|
1470 | 63a01ef8 | aliguori | } |
1471 | 63a01ef8 | aliguori | } |
1472 | 7a9f6e4a | aliguori | s1 = net_socket_fd_init(s->vlan, s->model, s->name, fd, 1);
|
1473 | 63a01ef8 | aliguori | if (!s1) {
|
1474 | 63a01ef8 | aliguori | closesocket(fd); |
1475 | 63a01ef8 | aliguori | } else {
|
1476 | 63a01ef8 | aliguori | snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
|
1477 | 63a01ef8 | aliguori | "socket: connection from %s:%d",
|
1478 | 63a01ef8 | aliguori | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
1479 | 63a01ef8 | aliguori | } |
1480 | 63a01ef8 | aliguori | } |
1481 | 63a01ef8 | aliguori | |
1482 | 7a9f6e4a | aliguori | static int net_socket_listen_init(VLANState *vlan, |
1483 | 7a9f6e4a | aliguori | const char *model, |
1484 | 7a9f6e4a | aliguori | const char *name, |
1485 | bf38c1a0 | aliguori | const char *host_str) |
1486 | 63a01ef8 | aliguori | { |
1487 | 63a01ef8 | aliguori | NetSocketListenState *s; |
1488 | 63a01ef8 | aliguori | int fd, val, ret;
|
1489 | 63a01ef8 | aliguori | struct sockaddr_in saddr;
|
1490 | 63a01ef8 | aliguori | |
1491 | 63a01ef8 | aliguori | if (parse_host_port(&saddr, host_str) < 0) |
1492 | 63a01ef8 | aliguori | return -1; |
1493 | 63a01ef8 | aliguori | |
1494 | 63a01ef8 | aliguori | s = qemu_mallocz(sizeof(NetSocketListenState));
|
1495 | 63a01ef8 | aliguori | |
1496 | 63a01ef8 | aliguori | fd = socket(PF_INET, SOCK_STREAM, 0);
|
1497 | 63a01ef8 | aliguori | if (fd < 0) { |
1498 | 63a01ef8 | aliguori | perror("socket");
|
1499 | 63a01ef8 | aliguori | return -1; |
1500 | 63a01ef8 | aliguori | } |
1501 | 63a01ef8 | aliguori | socket_set_nonblock(fd); |
1502 | 63a01ef8 | aliguori | |
1503 | 63a01ef8 | aliguori | /* allow fast reuse */
|
1504 | 63a01ef8 | aliguori | val = 1;
|
1505 | 63a01ef8 | aliguori | setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val)); |
1506 | 63a01ef8 | aliguori | |
1507 | 63a01ef8 | aliguori | ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); |
1508 | 63a01ef8 | aliguori | if (ret < 0) { |
1509 | 63a01ef8 | aliguori | perror("bind");
|
1510 | 63a01ef8 | aliguori | return -1; |
1511 | 63a01ef8 | aliguori | } |
1512 | 63a01ef8 | aliguori | ret = listen(fd, 0);
|
1513 | 63a01ef8 | aliguori | if (ret < 0) { |
1514 | 63a01ef8 | aliguori | perror("listen");
|
1515 | 63a01ef8 | aliguori | return -1; |
1516 | 63a01ef8 | aliguori | } |
1517 | 63a01ef8 | aliguori | s->vlan = vlan; |
1518 | bf38c1a0 | aliguori | s->model = strdup(model); |
1519 | ea053add | aliguori | s->name = name ? strdup(name) : NULL;
|
1520 | 63a01ef8 | aliguori | s->fd = fd; |
1521 | 63a01ef8 | aliguori | qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
|
1522 | 63a01ef8 | aliguori | return 0; |
1523 | 63a01ef8 | aliguori | } |
1524 | 63a01ef8 | aliguori | |
1525 | 7a9f6e4a | aliguori | static int net_socket_connect_init(VLANState *vlan, |
1526 | 7a9f6e4a | aliguori | const char *model, |
1527 | 7a9f6e4a | aliguori | const char *name, |
1528 | bf38c1a0 | aliguori | const char *host_str) |
1529 | 63a01ef8 | aliguori | { |
1530 | 63a01ef8 | aliguori | NetSocketState *s; |
1531 | 63a01ef8 | aliguori | int fd, connected, ret, err;
|
1532 | 63a01ef8 | aliguori | struct sockaddr_in saddr;
|
1533 | 63a01ef8 | aliguori | |
1534 | 63a01ef8 | aliguori | if (parse_host_port(&saddr, host_str) < 0) |
1535 | 63a01ef8 | aliguori | return -1; |
1536 | 63a01ef8 | aliguori | |
1537 | 63a01ef8 | aliguori | fd = socket(PF_INET, SOCK_STREAM, 0);
|
1538 | 63a01ef8 | aliguori | if (fd < 0) { |
1539 | 63a01ef8 | aliguori | perror("socket");
|
1540 | 63a01ef8 | aliguori | return -1; |
1541 | 63a01ef8 | aliguori | } |
1542 | 63a01ef8 | aliguori | socket_set_nonblock(fd); |
1543 | 63a01ef8 | aliguori | |
1544 | 63a01ef8 | aliguori | connected = 0;
|
1545 | 63a01ef8 | aliguori | for(;;) {
|
1546 | 63a01ef8 | aliguori | ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr)); |
1547 | 63a01ef8 | aliguori | if (ret < 0) { |
1548 | 63a01ef8 | aliguori | err = socket_error(); |
1549 | 63a01ef8 | aliguori | if (err == EINTR || err == EWOULDBLOCK) {
|
1550 | 63a01ef8 | aliguori | } else if (err == EINPROGRESS) { |
1551 | 63a01ef8 | aliguori | break;
|
1552 | 63a01ef8 | aliguori | #ifdef _WIN32
|
1553 | 63a01ef8 | aliguori | } else if (err == WSAEALREADY) { |
1554 | 63a01ef8 | aliguori | break;
|
1555 | 63a01ef8 | aliguori | #endif
|
1556 | 63a01ef8 | aliguori | } else {
|
1557 | 63a01ef8 | aliguori | perror("connect");
|
1558 | 63a01ef8 | aliguori | closesocket(fd); |
1559 | 63a01ef8 | aliguori | return -1; |
1560 | 63a01ef8 | aliguori | } |
1561 | 63a01ef8 | aliguori | } else {
|
1562 | 63a01ef8 | aliguori | connected = 1;
|
1563 | 63a01ef8 | aliguori | break;
|
1564 | 63a01ef8 | aliguori | } |
1565 | 63a01ef8 | aliguori | } |
1566 | 7a9f6e4a | aliguori | s = net_socket_fd_init(vlan, model, name, fd, connected); |
1567 | 63a01ef8 | aliguori | if (!s)
|
1568 | 63a01ef8 | aliguori | return -1; |
1569 | 63a01ef8 | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1570 | 63a01ef8 | aliguori | "socket: connect to %s:%d",
|
1571 | 63a01ef8 | aliguori | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
1572 | 63a01ef8 | aliguori | return 0; |
1573 | 63a01ef8 | aliguori | } |
1574 | 63a01ef8 | aliguori | |
1575 | 7a9f6e4a | aliguori | static int net_socket_mcast_init(VLANState *vlan, |
1576 | 7a9f6e4a | aliguori | const char *model, |
1577 | 7a9f6e4a | aliguori | const char *name, |
1578 | bf38c1a0 | aliguori | const char *host_str) |
1579 | 63a01ef8 | aliguori | { |
1580 | 63a01ef8 | aliguori | NetSocketState *s; |
1581 | 63a01ef8 | aliguori | int fd;
|
1582 | 63a01ef8 | aliguori | struct sockaddr_in saddr;
|
1583 | 63a01ef8 | aliguori | |
1584 | 63a01ef8 | aliguori | if (parse_host_port(&saddr, host_str) < 0) |
1585 | 63a01ef8 | aliguori | return -1; |
1586 | 63a01ef8 | aliguori | |
1587 | 63a01ef8 | aliguori | |
1588 | 63a01ef8 | aliguori | fd = net_socket_mcast_create(&saddr); |
1589 | 63a01ef8 | aliguori | if (fd < 0) |
1590 | 63a01ef8 | aliguori | return -1; |
1591 | 63a01ef8 | aliguori | |
1592 | 7a9f6e4a | aliguori | s = net_socket_fd_init(vlan, model, name, fd, 0);
|
1593 | 63a01ef8 | aliguori | if (!s)
|
1594 | 63a01ef8 | aliguori | return -1; |
1595 | 63a01ef8 | aliguori | |
1596 | 63a01ef8 | aliguori | s->dgram_dst = saddr; |
1597 | 63a01ef8 | aliguori | |
1598 | 63a01ef8 | aliguori | snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1599 | 63a01ef8 | aliguori | "socket: mcast=%s:%d",
|
1600 | 63a01ef8 | aliguori | inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); |
1601 | 63a01ef8 | aliguori | return 0; |
1602 | 63a01ef8 | aliguori | |
1603 | 63a01ef8 | aliguori | } |
1604 | 63a01ef8 | aliguori | |
1605 | bb9ea79e | aliguori | typedef struct DumpState { |
1606 | bb9ea79e | aliguori | VLANClientState *pcap_vc; |
1607 | bb9ea79e | aliguori | int fd;
|
1608 | bb9ea79e | aliguori | int pcap_caplen;
|
1609 | bb9ea79e | aliguori | } DumpState; |
1610 | bb9ea79e | aliguori | |
1611 | bb9ea79e | aliguori | #define PCAP_MAGIC 0xa1b2c3d4 |
1612 | bb9ea79e | aliguori | |
1613 | bb9ea79e | aliguori | struct pcap_file_hdr {
|
1614 | bb9ea79e | aliguori | uint32_t magic; |
1615 | bb9ea79e | aliguori | uint16_t version_major; |
1616 | bb9ea79e | aliguori | uint16_t version_minor; |
1617 | bb9ea79e | aliguori | int32_t thiszone; |
1618 | bb9ea79e | aliguori | uint32_t sigfigs; |
1619 | bb9ea79e | aliguori | uint32_t snaplen; |
1620 | bb9ea79e | aliguori | uint32_t linktype; |
1621 | bb9ea79e | aliguori | }; |
1622 | bb9ea79e | aliguori | |
1623 | bb9ea79e | aliguori | struct pcap_sf_pkthdr {
|
1624 | bb9ea79e | aliguori | struct {
|
1625 | bb9ea79e | aliguori | int32_t tv_sec; |
1626 | bb9ea79e | aliguori | int32_t tv_usec; |
1627 | bb9ea79e | aliguori | } ts; |
1628 | bb9ea79e | aliguori | uint32_t caplen; |
1629 | bb9ea79e | aliguori | uint32_t len; |
1630 | bb9ea79e | aliguori | }; |
1631 | bb9ea79e | aliguori | |
1632 | bb9ea79e | aliguori | static void dump_receive(void *opaque, const uint8_t *buf, int size) |
1633 | bb9ea79e | aliguori | { |
1634 | bb9ea79e | aliguori | DumpState *s = opaque; |
1635 | bb9ea79e | aliguori | struct pcap_sf_pkthdr hdr;
|
1636 | bb9ea79e | aliguori | int64_t ts; |
1637 | bb9ea79e | aliguori | int caplen;
|
1638 | bb9ea79e | aliguori | |
1639 | bb9ea79e | aliguori | /* Early return in case of previous error. */
|
1640 | bb9ea79e | aliguori | if (s->fd < 0) { |
1641 | bb9ea79e | aliguori | return;
|
1642 | bb9ea79e | aliguori | } |
1643 | bb9ea79e | aliguori | |
1644 | bb9ea79e | aliguori | ts = muldiv64 (qemu_get_clock(vm_clock),1000000, ticks_per_sec);
|
1645 | bb9ea79e | aliguori | caplen = size > s->pcap_caplen ? s->pcap_caplen : size; |
1646 | bb9ea79e | aliguori | |
1647 | bb9ea79e | aliguori | hdr.ts.tv_sec = ts / 1000000000LL;
|
1648 | bb9ea79e | aliguori | hdr.ts.tv_usec = ts % 1000000;
|
1649 | bb9ea79e | aliguori | hdr.caplen = caplen; |
1650 | bb9ea79e | aliguori | hdr.len = size; |
1651 | bb9ea79e | aliguori | if (write(s->fd, &hdr, sizeof(hdr)) != sizeof(hdr) || |
1652 | bb9ea79e | aliguori | write(s->fd, buf, caplen) != caplen) { |
1653 | bb9ea79e | aliguori | qemu_log("-net dump write error - stop dump\n");
|
1654 | bb9ea79e | aliguori | close(s->fd); |
1655 | bb9ea79e | aliguori | s->fd = -1;
|
1656 | bb9ea79e | aliguori | } |
1657 | bb9ea79e | aliguori | } |
1658 | bb9ea79e | aliguori | |
1659 | bb9ea79e | aliguori | static void net_dump_cleanup(VLANClientState *vc) |
1660 | bb9ea79e | aliguori | { |
1661 | bb9ea79e | aliguori | DumpState *s = vc->opaque; |
1662 | bb9ea79e | aliguori | |
1663 | bb9ea79e | aliguori | close(s->fd); |
1664 | bb9ea79e | aliguori | qemu_free(s); |
1665 | bb9ea79e | aliguori | } |
1666 | bb9ea79e | aliguori | |
1667 | bb9ea79e | aliguori | static int net_dump_init(VLANState *vlan, const char *device, |
1668 | bb9ea79e | aliguori | const char *name, const char *filename, int len) |
1669 | bb9ea79e | aliguori | { |
1670 | bb9ea79e | aliguori | struct pcap_file_hdr hdr;
|
1671 | bb9ea79e | aliguori | DumpState *s; |
1672 | bb9ea79e | aliguori | |
1673 | bb9ea79e | aliguori | s = qemu_malloc(sizeof(DumpState));
|
1674 | bb9ea79e | aliguori | |
1675 | bb9ea79e | aliguori | s->fd = open(filename, O_CREAT | O_WRONLY, 0644);
|
1676 | bb9ea79e | aliguori | if (s->fd < 0) { |
1677 | bb9ea79e | aliguori | fprintf(stderr, "-net dump: can't open %s\n", filename);
|
1678 | bb9ea79e | aliguori | return -1; |
1679 | bb9ea79e | aliguori | } |
1680 | bb9ea79e | aliguori | |
1681 | bb9ea79e | aliguori | s->pcap_caplen = len; |
1682 | bb9ea79e | aliguori | |
1683 | bb9ea79e | aliguori | hdr.magic = PCAP_MAGIC; |
1684 | bb9ea79e | aliguori | hdr.version_major = 2;
|
1685 | bb9ea79e | aliguori | hdr.version_minor = 4;
|
1686 | bb9ea79e | aliguori | hdr.thiszone = 0;
|
1687 | bb9ea79e | aliguori | hdr.sigfigs = 0;
|
1688 | bb9ea79e | aliguori | hdr.snaplen = s->pcap_caplen; |
1689 | bb9ea79e | aliguori | hdr.linktype = 1;
|
1690 | bb9ea79e | aliguori | |
1691 | bb9ea79e | aliguori | if (write(s->fd, &hdr, sizeof(hdr)) < sizeof(hdr)) { |
1692 | bb9ea79e | aliguori | perror("-net dump write error");
|
1693 | bb9ea79e | aliguori | close(s->fd); |
1694 | bb9ea79e | aliguori | qemu_free(s); |
1695 | bb9ea79e | aliguori | return -1; |
1696 | bb9ea79e | aliguori | } |
1697 | bb9ea79e | aliguori | |
1698 | bb9ea79e | aliguori | s->pcap_vc = qemu_new_vlan_client(vlan, device, name, dump_receive, NULL,
|
1699 | bb9ea79e | aliguori | net_dump_cleanup, s); |
1700 | bb9ea79e | aliguori | snprintf(s->pcap_vc->info_str, sizeof(s->pcap_vc->info_str),
|
1701 | bb9ea79e | aliguori | "dump to %s (len=%d)", filename, len);
|
1702 | bb9ea79e | aliguori | return 0; |
1703 | bb9ea79e | aliguori | } |
1704 | bb9ea79e | aliguori | |
1705 | 63a01ef8 | aliguori | /* find or alloc a new VLAN */
|
1706 | 63a01ef8 | aliguori | VLANState *qemu_find_vlan(int id)
|
1707 | 63a01ef8 | aliguori | { |
1708 | 63a01ef8 | aliguori | VLANState **pvlan, *vlan; |
1709 | 63a01ef8 | aliguori | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
1710 | 63a01ef8 | aliguori | if (vlan->id == id)
|
1711 | 63a01ef8 | aliguori | return vlan;
|
1712 | 63a01ef8 | aliguori | } |
1713 | 63a01ef8 | aliguori | vlan = qemu_mallocz(sizeof(VLANState));
|
1714 | 63a01ef8 | aliguori | vlan->id = id; |
1715 | 63a01ef8 | aliguori | vlan->next = NULL;
|
1716 | 63a01ef8 | aliguori | pvlan = &first_vlan; |
1717 | 63a01ef8 | aliguori | while (*pvlan != NULL) |
1718 | 63a01ef8 | aliguori | pvlan = &(*pvlan)->next; |
1719 | 63a01ef8 | aliguori | *pvlan = vlan; |
1720 | 63a01ef8 | aliguori | return vlan;
|
1721 | 63a01ef8 | aliguori | } |
1722 | 63a01ef8 | aliguori | |
1723 | 7697079b | aliguori | static int nic_get_free_idx(void) |
1724 | 7697079b | aliguori | { |
1725 | 7697079b | aliguori | int index;
|
1726 | 7697079b | aliguori | |
1727 | 7697079b | aliguori | for (index = 0; index < MAX_NICS; index++) |
1728 | 7697079b | aliguori | if (!nd_table[index].used)
|
1729 | 7697079b | aliguori | return index;
|
1730 | 7697079b | aliguori | return -1; |
1731 | 7697079b | aliguori | } |
1732 | 7697079b | aliguori | |
1733 | d07f22c5 | aliguori | void qemu_check_nic_model(NICInfo *nd, const char *model) |
1734 | d07f22c5 | aliguori | { |
1735 | d07f22c5 | aliguori | const char *models[2]; |
1736 | d07f22c5 | aliguori | |
1737 | d07f22c5 | aliguori | models[0] = model;
|
1738 | d07f22c5 | aliguori | models[1] = NULL; |
1739 | d07f22c5 | aliguori | |
1740 | d07f22c5 | aliguori | qemu_check_nic_model_list(nd, models, model); |
1741 | d07f22c5 | aliguori | } |
1742 | d07f22c5 | aliguori | |
1743 | d07f22c5 | aliguori | void qemu_check_nic_model_list(NICInfo *nd, const char * const *models, |
1744 | d07f22c5 | aliguori | const char *default_model) |
1745 | d07f22c5 | aliguori | { |
1746 | d07f22c5 | aliguori | int i, exit_status = 0; |
1747 | d07f22c5 | aliguori | |
1748 | d07f22c5 | aliguori | if (!nd->model)
|
1749 | d07f22c5 | aliguori | nd->model = strdup(default_model); |
1750 | d07f22c5 | aliguori | |
1751 | d07f22c5 | aliguori | if (strcmp(nd->model, "?") != 0) { |
1752 | d07f22c5 | aliguori | for (i = 0 ; models[i]; i++) |
1753 | d07f22c5 | aliguori | if (strcmp(nd->model, models[i]) == 0) |
1754 | d07f22c5 | aliguori | return;
|
1755 | d07f22c5 | aliguori | |
1756 | d07f22c5 | aliguori | fprintf(stderr, "qemu: Unsupported NIC model: %s\n", nd->model);
|
1757 | d07f22c5 | aliguori | exit_status = 1;
|
1758 | d07f22c5 | aliguori | } |
1759 | d07f22c5 | aliguori | |
1760 | d07f22c5 | aliguori | fprintf(stderr, "qemu: Supported NIC models: ");
|
1761 | d07f22c5 | aliguori | for (i = 0 ; models[i]; i++) |
1762 | d07f22c5 | aliguori | fprintf(stderr, "%s%c", models[i], models[i+1] ? ',' : '\n'); |
1763 | d07f22c5 | aliguori | |
1764 | d07f22c5 | aliguori | exit(exit_status); |
1765 | d07f22c5 | aliguori | } |
1766 | d07f22c5 | aliguori | |
1767 | 63a01ef8 | aliguori | int net_client_init(const char *device, const char *p) |
1768 | 63a01ef8 | aliguori | { |
1769 | 8e4416af | aliguori | static const char * const fd_params[] = { |
1770 | 8e4416af | aliguori | "vlan", "name", "fd", NULL |
1771 | 8e4416af | aliguori | }; |
1772 | 63a01ef8 | aliguori | char buf[1024]; |
1773 | 63a01ef8 | aliguori | int vlan_id, ret;
|
1774 | 63a01ef8 | aliguori | VLANState *vlan; |
1775 | 7a9f6e4a | aliguori | char *name = NULL; |
1776 | 63a01ef8 | aliguori | |
1777 | 63a01ef8 | aliguori | vlan_id = 0;
|
1778 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "vlan", p)) { |
1779 | 63a01ef8 | aliguori | vlan_id = strtol(buf, NULL, 0); |
1780 | 63a01ef8 | aliguori | } |
1781 | 63a01ef8 | aliguori | vlan = qemu_find_vlan(vlan_id); |
1782 | 9036de1a | aliguori | |
1783 | 7a9f6e4a | aliguori | if (get_param_value(buf, sizeof(buf), "name", p)) { |
1784 | 7a9f6e4a | aliguori | name = strdup(buf); |
1785 | 7a9f6e4a | aliguori | } |
1786 | 63a01ef8 | aliguori | if (!strcmp(device, "nic")) { |
1787 | 8e4416af | aliguori | static const char * const nic_params[] = { |
1788 | 8e4416af | aliguori | "vlan", "name", "macaddr", "model", NULL |
1789 | 8e4416af | aliguori | }; |
1790 | 63a01ef8 | aliguori | NICInfo *nd; |
1791 | 63a01ef8 | aliguori | uint8_t *macaddr; |
1792 | 7697079b | aliguori | int idx = nic_get_free_idx();
|
1793 | 63a01ef8 | aliguori | |
1794 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), nic_params, p) < 0) { |
1795 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1796 | 8e4416af | aliguori | buf, p); |
1797 | 8e4416af | aliguori | return -1; |
1798 | 8e4416af | aliguori | } |
1799 | 7697079b | aliguori | if (idx == -1 || nb_nics >= MAX_NICS) { |
1800 | 63a01ef8 | aliguori | fprintf(stderr, "Too Many NICs\n");
|
1801 | 771f1339 | aliguori | ret = -1;
|
1802 | 771f1339 | aliguori | goto out;
|
1803 | 63a01ef8 | aliguori | } |
1804 | 7697079b | aliguori | nd = &nd_table[idx]; |
1805 | 63a01ef8 | aliguori | macaddr = nd->macaddr; |
1806 | 63a01ef8 | aliguori | macaddr[0] = 0x52; |
1807 | 63a01ef8 | aliguori | macaddr[1] = 0x54; |
1808 | 63a01ef8 | aliguori | macaddr[2] = 0x00; |
1809 | 63a01ef8 | aliguori | macaddr[3] = 0x12; |
1810 | 63a01ef8 | aliguori | macaddr[4] = 0x34; |
1811 | 7697079b | aliguori | macaddr[5] = 0x56 + idx; |
1812 | 63a01ef8 | aliguori | |
1813 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "macaddr", p)) { |
1814 | 63a01ef8 | aliguori | if (parse_macaddr(macaddr, buf) < 0) { |
1815 | 63a01ef8 | aliguori | fprintf(stderr, "invalid syntax for ethernet address\n");
|
1816 | 771f1339 | aliguori | ret = -1;
|
1817 | 771f1339 | aliguori | goto out;
|
1818 | 63a01ef8 | aliguori | } |
1819 | 63a01ef8 | aliguori | } |
1820 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "model", p)) { |
1821 | 63a01ef8 | aliguori | nd->model = strdup(buf); |
1822 | 63a01ef8 | aliguori | } |
1823 | 63a01ef8 | aliguori | nd->vlan = vlan; |
1824 | 7a9f6e4a | aliguori | nd->name = name; |
1825 | 7697079b | aliguori | nd->used = 1;
|
1826 | 7a9f6e4a | aliguori | name = NULL;
|
1827 | 63a01ef8 | aliguori | nb_nics++; |
1828 | 63a01ef8 | aliguori | vlan->nb_guest_devs++; |
1829 | 4d73cd3b | aliguori | ret = idx; |
1830 | 63a01ef8 | aliguori | } else
|
1831 | 63a01ef8 | aliguori | if (!strcmp(device, "none")) { |
1832 | 8e4416af | aliguori | if (*p != '\0') { |
1833 | 8e4416af | aliguori | fprintf(stderr, "qemu: 'none' takes no parameters\n");
|
1834 | 8e4416af | aliguori | return -1; |
1835 | 8e4416af | aliguori | } |
1836 | 63a01ef8 | aliguori | /* does nothing. It is needed to signal that no network cards
|
1837 | 63a01ef8 | aliguori | are wanted */
|
1838 | 63a01ef8 | aliguori | ret = 0;
|
1839 | 63a01ef8 | aliguori | } else
|
1840 | 63a01ef8 | aliguori | #ifdef CONFIG_SLIRP
|
1841 | 63a01ef8 | aliguori | if (!strcmp(device, "user")) { |
1842 | 8e4416af | aliguori | static const char * const slirp_params[] = { |
1843 | 8e4416af | aliguori | "vlan", "name", "hostname", "restrict", "ip", NULL |
1844 | 8e4416af | aliguori | }; |
1845 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), slirp_params, p) < 0) { |
1846 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1847 | 8e4416af | aliguori | buf, p); |
1848 | 8e4416af | aliguori | return -1; |
1849 | 8e4416af | aliguori | } |
1850 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "hostname", p)) { |
1851 | 63a01ef8 | aliguori | pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
|
1852 | 63a01ef8 | aliguori | } |
1853 | 49ec9b40 | aliguori | if (get_param_value(buf, sizeof(buf), "restrict", p)) { |
1854 | 49ec9b40 | aliguori | slirp_restrict = (buf[0] == 'y') ? 1 : 0; |
1855 | 49ec9b40 | aliguori | } |
1856 | 49ec9b40 | aliguori | if (get_param_value(buf, sizeof(buf), "ip", p)) { |
1857 | 49ec9b40 | aliguori | slirp_ip = strdup(buf); |
1858 | 49ec9b40 | aliguori | } |
1859 | 63a01ef8 | aliguori | vlan->nb_host_devs++; |
1860 | 7a9f6e4a | aliguori | ret = net_slirp_init(vlan, device, name); |
1861 | 8ca9217d | aliguori | } else if (!strcmp(device, "channel")) { |
1862 | 8ca9217d | aliguori | long port;
|
1863 | 8ca9217d | aliguori | char name[20], *devname; |
1864 | 8ca9217d | aliguori | struct VMChannel *vmc;
|
1865 | 8ca9217d | aliguori | |
1866 | 8ca9217d | aliguori | port = strtol(p, &devname, 10);
|
1867 | 8ca9217d | aliguori | devname++; |
1868 | 8ca9217d | aliguori | if (port < 1 || port > 65535) { |
1869 | 771f1339 | aliguori | fprintf(stderr, "vmchannel wrong port number\n");
|
1870 | 771f1339 | aliguori | ret = -1;
|
1871 | 771f1339 | aliguori | goto out;
|
1872 | 8ca9217d | aliguori | } |
1873 | 8ca9217d | aliguori | vmc = malloc(sizeof(struct VMChannel)); |
1874 | 8ca9217d | aliguori | snprintf(name, 20, "vmchannel%ld", port); |
1875 | 8ca9217d | aliguori | vmc->hd = qemu_chr_open(name, devname, NULL);
|
1876 | 8ca9217d | aliguori | if (!vmc->hd) {
|
1877 | 8ca9217d | aliguori | fprintf(stderr, "qemu: could not open vmchannel device"
|
1878 | 8ca9217d | aliguori | "'%s'\n", devname);
|
1879 | 771f1339 | aliguori | ret = -1;
|
1880 | 771f1339 | aliguori | goto out;
|
1881 | 8ca9217d | aliguori | } |
1882 | 8ca9217d | aliguori | vmc->port = port; |
1883 | 8ca9217d | aliguori | slirp_add_exec(3, vmc->hd, 4, port); |
1884 | 8ca9217d | aliguori | qemu_chr_add_handlers(vmc->hd, vmchannel_can_read, vmchannel_read, |
1885 | 8ca9217d | aliguori | NULL, vmc);
|
1886 | 8ca9217d | aliguori | ret = 0;
|
1887 | 63a01ef8 | aliguori | } else
|
1888 | 63a01ef8 | aliguori | #endif
|
1889 | 63a01ef8 | aliguori | #ifdef _WIN32
|
1890 | 63a01ef8 | aliguori | if (!strcmp(device, "tap")) { |
1891 | 8e4416af | aliguori | static const char * const tap_params[] = { |
1892 | 8e4416af | aliguori | "vlan", "name", "ifname", NULL |
1893 | 8e4416af | aliguori | }; |
1894 | 63a01ef8 | aliguori | char ifname[64]; |
1895 | 8e4416af | aliguori | |
1896 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), tap_params, p) < 0) { |
1897 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1898 | 8e4416af | aliguori | buf, p); |
1899 | 8e4416af | aliguori | return -1; |
1900 | 8e4416af | aliguori | } |
1901 | 63a01ef8 | aliguori | if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) { |
1902 | 63a01ef8 | aliguori | fprintf(stderr, "tap: no interface name\n");
|
1903 | 771f1339 | aliguori | ret = -1;
|
1904 | 771f1339 | aliguori | goto out;
|
1905 | 63a01ef8 | aliguori | } |
1906 | 63a01ef8 | aliguori | vlan->nb_host_devs++; |
1907 | 7a9f6e4a | aliguori | ret = tap_win32_init(vlan, device, name, ifname); |
1908 | 63a01ef8 | aliguori | } else
|
1909 | b29fe3ed | malc | #elif defined (_AIX)
|
1910 | 63a01ef8 | aliguori | #else
|
1911 | 63a01ef8 | aliguori | if (!strcmp(device, "tap")) { |
1912 | 63a01ef8 | aliguori | char ifname[64]; |
1913 | 63a01ef8 | aliguori | char setup_script[1024], down_script[1024]; |
1914 | 63a01ef8 | aliguori | int fd;
|
1915 | 63a01ef8 | aliguori | vlan->nb_host_devs++; |
1916 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { |
1917 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), fd_params, p) < 0) { |
1918 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1919 | 8e4416af | aliguori | buf, p); |
1920 | 8e4416af | aliguori | return -1; |
1921 | 8e4416af | aliguori | } |
1922 | 63a01ef8 | aliguori | fd = strtol(buf, NULL, 0); |
1923 | 63a01ef8 | aliguori | fcntl(fd, F_SETFL, O_NONBLOCK); |
1924 | 9036de1a | aliguori | net_tap_fd_init(vlan, device, name, fd); |
1925 | 9036de1a | aliguori | ret = 0;
|
1926 | 63a01ef8 | aliguori | } else {
|
1927 | 8e4416af | aliguori | static const char * const tap_params[] = { |
1928 | 8e4416af | aliguori | "vlan", "name", "ifname", "script", "downscript", NULL |
1929 | 8e4416af | aliguori | }; |
1930 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), tap_params, p) < 0) { |
1931 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1932 | 8e4416af | aliguori | buf, p); |
1933 | 8e4416af | aliguori | return -1; |
1934 | 8e4416af | aliguori | } |
1935 | 63a01ef8 | aliguori | if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) { |
1936 | 63a01ef8 | aliguori | ifname[0] = '\0'; |
1937 | 63a01ef8 | aliguori | } |
1938 | 63a01ef8 | aliguori | if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) { |
1939 | 63a01ef8 | aliguori | pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
|
1940 | 63a01ef8 | aliguori | } |
1941 | 63a01ef8 | aliguori | if (get_param_value(down_script, sizeof(down_script), "downscript", p) == 0) { |
1942 | 63a01ef8 | aliguori | pstrcpy(down_script, sizeof(down_script), DEFAULT_NETWORK_DOWN_SCRIPT);
|
1943 | 63a01ef8 | aliguori | } |
1944 | 7a9f6e4a | aliguori | ret = net_tap_init(vlan, device, name, ifname, setup_script, down_script); |
1945 | 63a01ef8 | aliguori | } |
1946 | 63a01ef8 | aliguori | } else
|
1947 | 63a01ef8 | aliguori | #endif
|
1948 | 63a01ef8 | aliguori | if (!strcmp(device, "socket")) { |
1949 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "fd", p) > 0) { |
1950 | 63a01ef8 | aliguori | int fd;
|
1951 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), fd_params, p) < 0) { |
1952 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1953 | 8e4416af | aliguori | buf, p); |
1954 | 8e4416af | aliguori | return -1; |
1955 | 8e4416af | aliguori | } |
1956 | 63a01ef8 | aliguori | fd = strtol(buf, NULL, 0); |
1957 | 63a01ef8 | aliguori | ret = -1;
|
1958 | 7a9f6e4a | aliguori | if (net_socket_fd_init(vlan, device, name, fd, 1)) |
1959 | 63a01ef8 | aliguori | ret = 0;
|
1960 | 63a01ef8 | aliguori | } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) { |
1961 | 8e4416af | aliguori | static const char * const listen_params[] = { |
1962 | 8e4416af | aliguori | "vlan", "name", "listen", NULL |
1963 | 8e4416af | aliguori | }; |
1964 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), listen_params, p) < 0) { |
1965 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1966 | 8e4416af | aliguori | buf, p); |
1967 | 8e4416af | aliguori | return -1; |
1968 | 8e4416af | aliguori | } |
1969 | 7a9f6e4a | aliguori | ret = net_socket_listen_init(vlan, device, name, buf); |
1970 | 63a01ef8 | aliguori | } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) { |
1971 | 8e4416af | aliguori | static const char * const connect_params[] = { |
1972 | 8e4416af | aliguori | "vlan", "name", "connect", NULL |
1973 | 8e4416af | aliguori | }; |
1974 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), connect_params, p) < 0) { |
1975 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1976 | 8e4416af | aliguori | buf, p); |
1977 | 8e4416af | aliguori | return -1; |
1978 | 8e4416af | aliguori | } |
1979 | 7a9f6e4a | aliguori | ret = net_socket_connect_init(vlan, device, name, buf); |
1980 | 63a01ef8 | aliguori | } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) { |
1981 | 8e4416af | aliguori | static const char * const mcast_params[] = { |
1982 | 8e4416af | aliguori | "vlan", "name", "mcast", NULL |
1983 | 8e4416af | aliguori | }; |
1984 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), mcast_params, p) < 0) { |
1985 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
1986 | 8e4416af | aliguori | buf, p); |
1987 | 8e4416af | aliguori | return -1; |
1988 | 8e4416af | aliguori | } |
1989 | 7a9f6e4a | aliguori | ret = net_socket_mcast_init(vlan, device, name, buf); |
1990 | 63a01ef8 | aliguori | } else {
|
1991 | 63a01ef8 | aliguori | fprintf(stderr, "Unknown socket options: %s\n", p);
|
1992 | 771f1339 | aliguori | ret = -1;
|
1993 | 771f1339 | aliguori | goto out;
|
1994 | 63a01ef8 | aliguori | } |
1995 | 63a01ef8 | aliguori | vlan->nb_host_devs++; |
1996 | 63a01ef8 | aliguori | } else
|
1997 | 63a01ef8 | aliguori | #ifdef CONFIG_VDE
|
1998 | 63a01ef8 | aliguori | if (!strcmp(device, "vde")) { |
1999 | 8e4416af | aliguori | static const char * const vde_params[] = { |
2000 | 8e4416af | aliguori | "vlan", "name", "sock", "port", "group", "mode", NULL |
2001 | 8e4416af | aliguori | }; |
2002 | 63a01ef8 | aliguori | char vde_sock[1024], vde_group[512]; |
2003 | 63a01ef8 | aliguori | int vde_port, vde_mode;
|
2004 | 8e4416af | aliguori | |
2005 | 8e4416af | aliguori | if (check_params(buf, sizeof(buf), vde_params, p) < 0) { |
2006 | 8e4416af | aliguori | fprintf(stderr, "qemu: invalid parameter '%s' in '%s'\n",
|
2007 | 8e4416af | aliguori | buf, p); |
2008 | 8e4416af | aliguori | return -1; |
2009 | 8e4416af | aliguori | } |
2010 | 63a01ef8 | aliguori | vlan->nb_host_devs++; |
2011 | 63a01ef8 | aliguori | if (get_param_value(vde_sock, sizeof(vde_sock), "sock", p) <= 0) { |
2012 | 63a01ef8 | aliguori | vde_sock[0] = '\0'; |
2013 | 63a01ef8 | aliguori | } |
2014 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "port", p) > 0) { |
2015 | 63a01ef8 | aliguori | vde_port = strtol(buf, NULL, 10); |
2016 | 63a01ef8 | aliguori | } else {
|
2017 | 63a01ef8 | aliguori | vde_port = 0;
|
2018 | 63a01ef8 | aliguori | } |
2019 | 63a01ef8 | aliguori | if (get_param_value(vde_group, sizeof(vde_group), "group", p) <= 0) { |
2020 | 63a01ef8 | aliguori | vde_group[0] = '\0'; |
2021 | 63a01ef8 | aliguori | } |
2022 | 63a01ef8 | aliguori | if (get_param_value(buf, sizeof(buf), "mode", p) > 0) { |
2023 | 63a01ef8 | aliguori | vde_mode = strtol(buf, NULL, 8); |
2024 | 63a01ef8 | aliguori | } else {
|
2025 | 63a01ef8 | aliguori | vde_mode = 0700;
|
2026 | 63a01ef8 | aliguori | } |
2027 | 7a9f6e4a | aliguori | ret = net_vde_init(vlan, device, name, vde_sock, vde_port, vde_group, vde_mode); |
2028 | 63a01ef8 | aliguori | } else
|
2029 | 63a01ef8 | aliguori | #endif
|
2030 | bb9ea79e | aliguori | if (!strcmp(device, "dump")) { |
2031 | bb9ea79e | aliguori | int len = 65536; |
2032 | bb9ea79e | aliguori | |
2033 | bb9ea79e | aliguori | if (get_param_value(buf, sizeof(buf), "len", p) > 0) { |
2034 | bb9ea79e | aliguori | len = strtol(buf, NULL, 0); |
2035 | bb9ea79e | aliguori | } |
2036 | bb9ea79e | aliguori | if (!get_param_value(buf, sizeof(buf), "file", p)) { |
2037 | bb9ea79e | aliguori | snprintf(buf, sizeof(buf), "qemu-vlan%d.pcap", vlan_id); |
2038 | bb9ea79e | aliguori | } |
2039 | bb9ea79e | aliguori | ret = net_dump_init(vlan, device, name, buf, len); |
2040 | bb9ea79e | aliguori | } else {
|
2041 | 63a01ef8 | aliguori | fprintf(stderr, "Unknown network device: %s\n", device);
|
2042 | 771f1339 | aliguori | ret = -1;
|
2043 | 771f1339 | aliguori | goto out;
|
2044 | 63a01ef8 | aliguori | } |
2045 | 63a01ef8 | aliguori | if (ret < 0) { |
2046 | 63a01ef8 | aliguori | fprintf(stderr, "Could not initialize device '%s'\n", device);
|
2047 | 63a01ef8 | aliguori | } |
2048 | 771f1339 | aliguori | out:
|
2049 | 7a9f6e4a | aliguori | if (name)
|
2050 | 7a9f6e4a | aliguori | free(name); |
2051 | 63a01ef8 | aliguori | return ret;
|
2052 | 63a01ef8 | aliguori | } |
2053 | 63a01ef8 | aliguori | |
2054 | 8b13c4a7 | aliguori | void net_client_uninit(NICInfo *nd)
|
2055 | 8b13c4a7 | aliguori | { |
2056 | 8b13c4a7 | aliguori | nd->vlan->nb_guest_devs--; |
2057 | 8b13c4a7 | aliguori | nb_nics--; |
2058 | 8b13c4a7 | aliguori | nd->used = 0;
|
2059 | 8b13c4a7 | aliguori | free((void *)nd->model);
|
2060 | 8b13c4a7 | aliguori | } |
2061 | 8b13c4a7 | aliguori | |
2062 | 6f338c34 | aliguori | static int net_host_check_device(const char *device) |
2063 | 6f338c34 | aliguori | { |
2064 | 6f338c34 | aliguori | int i;
|
2065 | bb9ea79e | aliguori | const char *valid_param_list[] = { "tap", "socket", "dump" |
2066 | 6f338c34 | aliguori | #ifdef CONFIG_SLIRP
|
2067 | 6f338c34 | aliguori | ,"user"
|
2068 | 6f338c34 | aliguori | #endif
|
2069 | 6f338c34 | aliguori | #ifdef CONFIG_VDE
|
2070 | 6f338c34 | aliguori | ,"vde"
|
2071 | 6f338c34 | aliguori | #endif
|
2072 | 6f338c34 | aliguori | }; |
2073 | 6f338c34 | aliguori | for (i = 0; i < sizeof(valid_param_list) / sizeof(char *); i++) { |
2074 | 6f338c34 | aliguori | if (!strncmp(valid_param_list[i], device,
|
2075 | 6f338c34 | aliguori | strlen(valid_param_list[i]))) |
2076 | 6f338c34 | aliguori | return 1; |
2077 | 6f338c34 | aliguori | } |
2078 | 6f338c34 | aliguori | |
2079 | 6f338c34 | aliguori | return 0; |
2080 | 6f338c34 | aliguori | } |
2081 | 6f338c34 | aliguori | |
2082 | 376253ec | aliguori | void net_host_device_add(Monitor *mon, const char *device, const char *opts) |
2083 | 6f338c34 | aliguori | { |
2084 | 6f338c34 | aliguori | if (!net_host_check_device(device)) {
|
2085 | 376253ec | aliguori | monitor_printf(mon, "invalid host network device %s\n", device);
|
2086 | 6f338c34 | aliguori | return;
|
2087 | 6f338c34 | aliguori | } |
2088 | 5c8be678 | aliguori | if (net_client_init(device, opts ? : "") < 0) { |
2089 | 5c8be678 | aliguori | monitor_printf(mon, "adding host network device %s failed\n", device);
|
2090 | 5c8be678 | aliguori | } |
2091 | 6f338c34 | aliguori | } |
2092 | 6f338c34 | aliguori | |
2093 | 376253ec | aliguori | void net_host_device_remove(Monitor *mon, int vlan_id, const char *device) |
2094 | 6f338c34 | aliguori | { |
2095 | 6f338c34 | aliguori | VLANState *vlan; |
2096 | 6f338c34 | aliguori | VLANClientState *vc; |
2097 | 6f338c34 | aliguori | |
2098 | 6f338c34 | aliguori | vlan = qemu_find_vlan(vlan_id); |
2099 | 6f338c34 | aliguori | |
2100 | e8f1f9db | aliguori | for (vc = vlan->first_client; vc != NULL; vc = vc->next) { |
2101 | e8f1f9db | aliguori | if (!strcmp(vc->name, device)) {
|
2102 | 6f338c34 | aliguori | break;
|
2103 | e8f1f9db | aliguori | } |
2104 | e8f1f9db | aliguori | } |
2105 | 6f338c34 | aliguori | |
2106 | 6f338c34 | aliguori | if (!vc) {
|
2107 | 376253ec | aliguori | monitor_printf(mon, "can't find device %s\n", device);
|
2108 | 6f338c34 | aliguori | return;
|
2109 | 6f338c34 | aliguori | } |
2110 | e8f1f9db | aliguori | if (!net_host_check_device(vc->model)) {
|
2111 | e8f1f9db | aliguori | monitor_printf(mon, "invalid host network device %s\n", device);
|
2112 | e8f1f9db | aliguori | return;
|
2113 | e8f1f9db | aliguori | } |
2114 | 6f338c34 | aliguori | qemu_del_vlan_client(vc); |
2115 | 6f338c34 | aliguori | } |
2116 | 6f338c34 | aliguori | |
2117 | 63a01ef8 | aliguori | int net_client_parse(const char *str) |
2118 | 63a01ef8 | aliguori | { |
2119 | 63a01ef8 | aliguori | const char *p; |
2120 | 63a01ef8 | aliguori | char *q;
|
2121 | 63a01ef8 | aliguori | char device[64]; |
2122 | 63a01ef8 | aliguori | |
2123 | 63a01ef8 | aliguori | p = str; |
2124 | 63a01ef8 | aliguori | q = device; |
2125 | 63a01ef8 | aliguori | while (*p != '\0' && *p != ',') { |
2126 | 63a01ef8 | aliguori | if ((q - device) < sizeof(device) - 1) |
2127 | 63a01ef8 | aliguori | *q++ = *p; |
2128 | 63a01ef8 | aliguori | p++; |
2129 | 63a01ef8 | aliguori | } |
2130 | 63a01ef8 | aliguori | *q = '\0';
|
2131 | 63a01ef8 | aliguori | if (*p == ',') |
2132 | 63a01ef8 | aliguori | p++; |
2133 | 63a01ef8 | aliguori | |
2134 | 63a01ef8 | aliguori | return net_client_init(device, p);
|
2135 | 63a01ef8 | aliguori | } |
2136 | 63a01ef8 | aliguori | |
2137 | 376253ec | aliguori | void do_info_network(Monitor *mon)
|
2138 | 63a01ef8 | aliguori | { |
2139 | 63a01ef8 | aliguori | VLANState *vlan; |
2140 | 63a01ef8 | aliguori | VLANClientState *vc; |
2141 | 63a01ef8 | aliguori | |
2142 | 63a01ef8 | aliguori | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
2143 | 376253ec | aliguori | monitor_printf(mon, "VLAN %d devices:\n", vlan->id);
|
2144 | 63a01ef8 | aliguori | for(vc = vlan->first_client; vc != NULL; vc = vc->next) |
2145 | 376253ec | aliguori | monitor_printf(mon, " %s: %s\n", vc->name, vc->info_str);
|
2146 | 63a01ef8 | aliguori | } |
2147 | 63a01ef8 | aliguori | } |
2148 | 63a01ef8 | aliguori | |
2149 | 376253ec | aliguori | int do_set_link(Monitor *mon, const char *name, const char *up_or_down) |
2150 | 436e5e53 | aliguori | { |
2151 | 436e5e53 | aliguori | VLANState *vlan; |
2152 | 436e5e53 | aliguori | VLANClientState *vc = NULL;
|
2153 | 436e5e53 | aliguori | |
2154 | 436e5e53 | aliguori | for (vlan = first_vlan; vlan != NULL; vlan = vlan->next) |
2155 | 436e5e53 | aliguori | for (vc = vlan->first_client; vc != NULL; vc = vc->next) |
2156 | 436e5e53 | aliguori | if (strcmp(vc->name, name) == 0) |
2157 | dd5de373 | edgar_igl | goto done;
|
2158 | dd5de373 | edgar_igl | done:
|
2159 | 436e5e53 | aliguori | |
2160 | 436e5e53 | aliguori | if (!vc) {
|
2161 | 376253ec | aliguori | monitor_printf(mon, "could not find network device '%s'", name);
|
2162 | 436e5e53 | aliguori | return 0; |
2163 | 436e5e53 | aliguori | } |
2164 | 436e5e53 | aliguori | |
2165 | 436e5e53 | aliguori | if (strcmp(up_or_down, "up") == 0) |
2166 | 436e5e53 | aliguori | vc->link_down = 0;
|
2167 | 436e5e53 | aliguori | else if (strcmp(up_or_down, "down") == 0) |
2168 | 436e5e53 | aliguori | vc->link_down = 1;
|
2169 | 436e5e53 | aliguori | else
|
2170 | 376253ec | aliguori | monitor_printf(mon, "invalid link status '%s'; only 'up' or 'down' "
|
2171 | 376253ec | aliguori | "valid\n", up_or_down);
|
2172 | 436e5e53 | aliguori | |
2173 | 34b25ca7 | aliguori | if (vc->link_status_changed)
|
2174 | 34b25ca7 | aliguori | vc->link_status_changed(vc); |
2175 | 34b25ca7 | aliguori | |
2176 | 436e5e53 | aliguori | return 1; |
2177 | 436e5e53 | aliguori | } |
2178 | 436e5e53 | aliguori | |
2179 | 63a01ef8 | aliguori | void net_cleanup(void) |
2180 | 63a01ef8 | aliguori | { |
2181 | 63a01ef8 | aliguori | VLANState *vlan; |
2182 | 63a01ef8 | aliguori | |
2183 | 63a01ef8 | aliguori | /* close network clients */
|
2184 | 63a01ef8 | aliguori | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
2185 | b946a153 | aliguori | VLANClientState *vc = vlan->first_client; |
2186 | 63a01ef8 | aliguori | |
2187 | b946a153 | aliguori | while (vc) {
|
2188 | b946a153 | aliguori | VLANClientState *next = vc->next; |
2189 | 63a01ef8 | aliguori | |
2190 | b946a153 | aliguori | qemu_del_vlan_client(vc); |
2191 | b946a153 | aliguori | |
2192 | b946a153 | aliguori | vc = next; |
2193 | 63a01ef8 | aliguori | } |
2194 | 63a01ef8 | aliguori | } |
2195 | 63a01ef8 | aliguori | } |
2196 | 63a01ef8 | aliguori | |
2197 | 63a01ef8 | aliguori | void net_client_check(void) |
2198 | 63a01ef8 | aliguori | { |
2199 | 63a01ef8 | aliguori | VLANState *vlan; |
2200 | 63a01ef8 | aliguori | |
2201 | 63a01ef8 | aliguori | for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) { |
2202 | 63a01ef8 | aliguori | if (vlan->nb_guest_devs == 0 && vlan->nb_host_devs == 0) |
2203 | 63a01ef8 | aliguori | continue;
|
2204 | 63a01ef8 | aliguori | if (vlan->nb_guest_devs == 0) |
2205 | 63a01ef8 | aliguori | fprintf(stderr, "Warning: vlan %d with no nics\n", vlan->id);
|
2206 | 63a01ef8 | aliguori | if (vlan->nb_host_devs == 0) |
2207 | 63a01ef8 | aliguori | fprintf(stderr, |
2208 | 63a01ef8 | aliguori | "Warning: vlan %d is not connected to host network\n",
|
2209 | 63a01ef8 | aliguori | vlan->id); |
2210 | 63a01ef8 | aliguori | } |
2211 | 63a01ef8 | aliguori | } |