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1 | f0cbd3ec | bellard | /*
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2 | f0cbd3ec | bellard | * Copyright (c) 1995 Danny Gasparovski.
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3 | 5fafdf24 | ths | *
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4 | f0cbd3ec | bellard | * Please read the file COPYRIGHT for the
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5 | f0cbd3ec | bellard | * terms and conditions of the copyright.
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6 | f0cbd3ec | bellard | */
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7 | f0cbd3ec | bellard | |
8 | f0cbd3ec | bellard | #include <slirp.h> |
9 | f0cbd3ec | bellard | |
10 | 9634d903 | blueswir1 | u_int curtime, time_fasttimo, last_slowtimo; |
11 | f0cbd3ec | bellard | |
12 | f0cbd3ec | bellard | #if 0
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13 | f0cbd3ec | bellard | int x_port = -1;
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14 | f0cbd3ec | bellard | int x_display = 0;
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15 | f0cbd3ec | bellard | int x_screen = 0;
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16 | f0cbd3ec | bellard | |
17 | f0cbd3ec | bellard | int
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18 | f0cbd3ec | bellard | show_x(buff, inso)
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19 | f0cbd3ec | bellard | char *buff;
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20 | f0cbd3ec | bellard | struct socket *inso;
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21 | f0cbd3ec | bellard | {
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22 | f0cbd3ec | bellard | if (x_port < 0) {
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23 | f0cbd3ec | bellard | lprint("X Redir: X not being redirected.\r\n");
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24 | f0cbd3ec | bellard | } else {
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25 | f0cbd3ec | bellard | lprint("X Redir: In sh/bash/zsh/etc. type: DISPLAY=%s:%d.%d; export DISPLAY\r\n",
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26 | f0cbd3ec | bellard | inet_ntoa(our_addr), x_port, x_screen);
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27 | f0cbd3ec | bellard | lprint("X Redir: In csh/tcsh/etc. type: setenv DISPLAY %s:%d.%d\r\n",
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28 | f0cbd3ec | bellard | inet_ntoa(our_addr), x_port, x_screen);
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29 | f0cbd3ec | bellard | if (x_display)
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30 | f0cbd3ec | bellard | lprint("X Redir: Redirecting to display %d\r\n", x_display);
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31 | f0cbd3ec | bellard | }
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32 | 5fafdf24 | ths | |
33 | f0cbd3ec | bellard | return CFG_OK;
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34 | f0cbd3ec | bellard | }
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35 | f0cbd3ec | bellard | |
36 | f0cbd3ec | bellard | |
37 | f0cbd3ec | bellard | /*
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38 | f0cbd3ec | bellard | * XXX Allow more than one X redirection?
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39 | f0cbd3ec | bellard | */
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40 | f0cbd3ec | bellard | void
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41 | f0cbd3ec | bellard | redir_x(inaddr, start_port, display, screen)
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42 | f0cbd3ec | bellard | u_int32_t inaddr;
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43 | f0cbd3ec | bellard | int start_port;
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44 | f0cbd3ec | bellard | int display;
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45 | f0cbd3ec | bellard | int screen;
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46 | f0cbd3ec | bellard | {
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47 | f0cbd3ec | bellard | int i;
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48 | 5fafdf24 | ths | |
49 | f0cbd3ec | bellard | if (x_port >= 0) {
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50 | f0cbd3ec | bellard | lprint("X Redir: X already being redirected.\r\n");
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51 | f0cbd3ec | bellard | show_x(0, 0);
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52 | f0cbd3ec | bellard | } else {
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53 | f0cbd3ec | bellard | for (i = 6001 + (start_port-1); i <= 6100; i++) {
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54 | f0cbd3ec | bellard | if (solisten(htons(i), inaddr, htons(6000 + display), 0)) {
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55 | f0cbd3ec | bellard | /* Success */
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56 | f0cbd3ec | bellard | x_port = i - 6000;
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57 | f0cbd3ec | bellard | x_display = display;
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58 | f0cbd3ec | bellard | x_screen = screen;
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59 | f0cbd3ec | bellard | show_x(0, 0);
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60 | f0cbd3ec | bellard | return;
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61 | f0cbd3ec | bellard | }
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62 | f0cbd3ec | bellard | }
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63 | f0cbd3ec | bellard | lprint("X Redir: Error: Couldn't redirect a port for X. Weird.\r\n");
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64 | f0cbd3ec | bellard | }
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65 | f0cbd3ec | bellard | }
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66 | f0cbd3ec | bellard | #endif
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67 | f0cbd3ec | bellard | |
68 | f0cbd3ec | bellard | /*
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69 | f0cbd3ec | bellard | * Get our IP address and put it in our_addr
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70 | f0cbd3ec | bellard | */
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71 | f0cbd3ec | bellard | void
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72 | 511d2b14 | blueswir1 | getouraddr(void)
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73 | f0cbd3ec | bellard | { |
74 | f0cbd3ec | bellard | char buff[256]; |
75 | f4e15b4b | pbrook | struct hostent *he = NULL; |
76 | 5fafdf24 | ths | |
77 | f4e15b4b | pbrook | if (gethostname(buff,256) == 0) |
78 | f4e15b4b | pbrook | he = gethostbyname(buff); |
79 | f4e15b4b | pbrook | if (he)
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80 | f4e15b4b | pbrook | our_addr = *(struct in_addr *)he->h_addr;
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81 | 8dbca8dd | bellard | if (our_addr.s_addr == 0) |
82 | 8dbca8dd | bellard | our_addr.s_addr = loopback_addr.s_addr; |
83 | f0cbd3ec | bellard | } |
84 | f0cbd3ec | bellard | |
85 | f0cbd3ec | bellard | struct quehead {
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86 | f0cbd3ec | bellard | struct quehead *qh_link;
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87 | f0cbd3ec | bellard | struct quehead *qh_rlink;
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88 | f0cbd3ec | bellard | }; |
89 | f0cbd3ec | bellard | |
90 | f0cbd3ec | bellard | inline void |
91 | 511d2b14 | blueswir1 | insque(void *a, void *b) |
92 | f0cbd3ec | bellard | { |
93 | f0cbd3ec | bellard | register struct quehead *element = (struct quehead *) a; |
94 | f0cbd3ec | bellard | register struct quehead *head = (struct quehead *) b; |
95 | f0cbd3ec | bellard | element->qh_link = head->qh_link; |
96 | f0cbd3ec | bellard | head->qh_link = (struct quehead *)element;
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97 | f0cbd3ec | bellard | element->qh_rlink = (struct quehead *)head;
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98 | f0cbd3ec | bellard | ((struct quehead *)(element->qh_link))->qh_rlink
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99 | f0cbd3ec | bellard | = (struct quehead *)element;
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100 | f0cbd3ec | bellard | } |
101 | f0cbd3ec | bellard | |
102 | f0cbd3ec | bellard | inline void |
103 | 511d2b14 | blueswir1 | remque(void *a)
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104 | f0cbd3ec | bellard | { |
105 | f0cbd3ec | bellard | register struct quehead *element = (struct quehead *) a; |
106 | f0cbd3ec | bellard | ((struct quehead *)(element->qh_link))->qh_rlink = element->qh_rlink;
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107 | f0cbd3ec | bellard | ((struct quehead *)(element->qh_rlink))->qh_link = element->qh_link;
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108 | f0cbd3ec | bellard | element->qh_rlink = NULL;
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109 | f0cbd3ec | bellard | /* element->qh_link = NULL; TCP FIN1 crashes if you do this. Why ? */
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110 | f0cbd3ec | bellard | } |
111 | f0cbd3ec | bellard | |
112 | f0cbd3ec | bellard | /* #endif */
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113 | f0cbd3ec | bellard | |
114 | f0cbd3ec | bellard | |
115 | f0cbd3ec | bellard | int
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116 | 511d2b14 | blueswir1 | add_exec(struct ex_list **ex_ptr, int do_pty, char *exec, int addr, int port) |
117 | f0cbd3ec | bellard | { |
118 | f0cbd3ec | bellard | struct ex_list *tmp_ptr;
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119 | 5fafdf24 | ths | |
120 | f0cbd3ec | bellard | /* First, check if the port is "bound" */
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121 | f0cbd3ec | bellard | for (tmp_ptr = *ex_ptr; tmp_ptr; tmp_ptr = tmp_ptr->ex_next) {
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122 | f0cbd3ec | bellard | if (port == tmp_ptr->ex_fport && addr == tmp_ptr->ex_addr)
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123 | f0cbd3ec | bellard | return -1; |
124 | f0cbd3ec | bellard | } |
125 | 5fafdf24 | ths | |
126 | f0cbd3ec | bellard | tmp_ptr = *ex_ptr; |
127 | f0cbd3ec | bellard | *ex_ptr = (struct ex_list *)malloc(sizeof(struct ex_list)); |
128 | f0cbd3ec | bellard | (*ex_ptr)->ex_fport = port; |
129 | f0cbd3ec | bellard | (*ex_ptr)->ex_addr = addr; |
130 | f0cbd3ec | bellard | (*ex_ptr)->ex_pty = do_pty; |
131 | e1c5a2b3 | aliguori | (*ex_ptr)->ex_exec = (do_pty == 3) ? exec : strdup(exec);
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132 | f0cbd3ec | bellard | (*ex_ptr)->ex_next = tmp_ptr; |
133 | f0cbd3ec | bellard | return 0; |
134 | f0cbd3ec | bellard | } |
135 | f0cbd3ec | bellard | |
136 | f0cbd3ec | bellard | #ifndef HAVE_STRERROR
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137 | f0cbd3ec | bellard | |
138 | f0cbd3ec | bellard | /*
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139 | f0cbd3ec | bellard | * For systems with no strerror
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140 | f0cbd3ec | bellard | */
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141 | f0cbd3ec | bellard | |
142 | f0cbd3ec | bellard | extern int sys_nerr; |
143 | f0cbd3ec | bellard | extern char *sys_errlist[]; |
144 | f0cbd3ec | bellard | |
145 | f0cbd3ec | bellard | char *
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146 | f0cbd3ec | bellard | strerror(error) |
147 | f0cbd3ec | bellard | int error;
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148 | f0cbd3ec | bellard | { |
149 | f0cbd3ec | bellard | if (error < sys_nerr)
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150 | f0cbd3ec | bellard | return sys_errlist[error];
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151 | f0cbd3ec | bellard | else
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152 | f0cbd3ec | bellard | return "Unknown error."; |
153 | f0cbd3ec | bellard | } |
154 | f0cbd3ec | bellard | |
155 | f0cbd3ec | bellard | #endif
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156 | f0cbd3ec | bellard | |
157 | f0cbd3ec | bellard | |
158 | a3d4af03 | bellard | #ifdef _WIN32
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159 | a3d4af03 | bellard | |
160 | a3d4af03 | bellard | int
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161 | 9634d903 | blueswir1 | fork_exec(struct socket *so, const char *ex, int do_pty) |
162 | a3d4af03 | bellard | { |
163 | a3d4af03 | bellard | /* not implemented */
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164 | a3d4af03 | bellard | return 0; |
165 | a3d4af03 | bellard | } |
166 | a3d4af03 | bellard | |
167 | a3d4af03 | bellard | #else
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168 | a3d4af03 | bellard | |
169 | 9634d903 | blueswir1 | #ifndef CONFIG_QEMU
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170 | f0cbd3ec | bellard | int
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171 | f3ff649d | bellard | slirp_openpty(amaster, aslave) |
172 | f3ff649d | bellard | int *amaster, *aslave;
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173 | f0cbd3ec | bellard | { |
174 | f0cbd3ec | bellard | register int master, slave; |
175 | f0cbd3ec | bellard | |
176 | f0cbd3ec | bellard | #ifdef HAVE_GRANTPT
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177 | f0cbd3ec | bellard | char *ptr;
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178 | 5fafdf24 | ths | |
179 | f0cbd3ec | bellard | if ((master = open("/dev/ptmx", O_RDWR)) < 0 || |
180 | f0cbd3ec | bellard | grantpt(master) < 0 ||
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181 | f0cbd3ec | bellard | unlockpt(master) < 0 ||
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182 | f0cbd3ec | bellard | (ptr = ptsname(master)) == NULL) {
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183 | f0cbd3ec | bellard | close(master); |
184 | f0cbd3ec | bellard | return -1; |
185 | f0cbd3ec | bellard | } |
186 | 5fafdf24 | ths | |
187 | f0cbd3ec | bellard | if ((slave = open(ptr, O_RDWR)) < 0 || |
188 | f0cbd3ec | bellard | ioctl(slave, I_PUSH, "ptem") < 0 || |
189 | f0cbd3ec | bellard | ioctl(slave, I_PUSH, "ldterm") < 0 || |
190 | f0cbd3ec | bellard | ioctl(slave, I_PUSH, "ttcompat") < 0) { |
191 | f0cbd3ec | bellard | close(master); |
192 | f0cbd3ec | bellard | close(slave); |
193 | f0cbd3ec | bellard | return -1; |
194 | f0cbd3ec | bellard | } |
195 | 5fafdf24 | ths | |
196 | f0cbd3ec | bellard | *amaster = master; |
197 | f0cbd3ec | bellard | *aslave = slave; |
198 | f0cbd3ec | bellard | return 0; |
199 | 5fafdf24 | ths | |
200 | f0cbd3ec | bellard | #else
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201 | 5fafdf24 | ths | |
202 | f0cbd3ec | bellard | static char line[] = "/dev/ptyXX"; |
203 | f0cbd3ec | bellard | register const char *cp1, *cp2; |
204 | 5fafdf24 | ths | |
205 | f0cbd3ec | bellard | for (cp1 = "pqrsPQRS"; *cp1; cp1++) { |
206 | f0cbd3ec | bellard | line[8] = *cp1;
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207 | f0cbd3ec | bellard | for (cp2 = "0123456789abcdefghijklmnopqrstuv"; *cp2; cp2++) { |
208 | f0cbd3ec | bellard | line[9] = *cp2;
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209 | f0cbd3ec | bellard | if ((master = open(line, O_RDWR, 0)) == -1) { |
210 | f0cbd3ec | bellard | if (errno == ENOENT)
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211 | f0cbd3ec | bellard | return (-1); /* out of ptys */ |
212 | f0cbd3ec | bellard | } else {
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213 | f0cbd3ec | bellard | line[5] = 't'; |
214 | f0cbd3ec | bellard | /* These will fail */
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215 | f0cbd3ec | bellard | (void) chown(line, getuid(), 0); |
216 | f0cbd3ec | bellard | (void) chmod(line, S_IRUSR|S_IWUSR|S_IWGRP);
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217 | f0cbd3ec | bellard | #ifdef HAVE_REVOKE
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218 | f0cbd3ec | bellard | (void) revoke(line);
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219 | f0cbd3ec | bellard | #endif
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220 | f0cbd3ec | bellard | if ((slave = open(line, O_RDWR, 0)) != -1) { |
221 | f0cbd3ec | bellard | *amaster = master; |
222 | f0cbd3ec | bellard | *aslave = slave; |
223 | f0cbd3ec | bellard | return 0; |
224 | f0cbd3ec | bellard | } |
225 | f0cbd3ec | bellard | (void) close(master);
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226 | f0cbd3ec | bellard | line[5] = 'p'; |
227 | f0cbd3ec | bellard | } |
228 | f0cbd3ec | bellard | } |
229 | f0cbd3ec | bellard | } |
230 | f0cbd3ec | bellard | errno = ENOENT; /* out of ptys */
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231 | f0cbd3ec | bellard | return (-1); |
232 | f0cbd3ec | bellard | #endif
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233 | f0cbd3ec | bellard | } |
234 | 9634d903 | blueswir1 | #endif
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235 | f0cbd3ec | bellard | |
236 | f0cbd3ec | bellard | /*
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237 | f0cbd3ec | bellard | * XXX This is ugly
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238 | f0cbd3ec | bellard | * We create and bind a socket, then fork off to another
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239 | f0cbd3ec | bellard | * process, which connects to this socket, after which we
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240 | f0cbd3ec | bellard | * exec the wanted program. If something (strange) happens,
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241 | f0cbd3ec | bellard | * the accept() call could block us forever.
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242 | 5fafdf24 | ths | *
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243 | f0cbd3ec | bellard | * do_pty = 0 Fork/exec inetd style
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244 | f0cbd3ec | bellard | * do_pty = 1 Fork/exec using slirp.telnetd
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245 | f0cbd3ec | bellard | * do_ptr = 2 Fork/exec using pty
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246 | f0cbd3ec | bellard | */
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247 | f0cbd3ec | bellard | int
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248 | 9634d903 | blueswir1 | fork_exec(struct socket *so, const char *ex, int do_pty) |
249 | f0cbd3ec | bellard | { |
250 | f0cbd3ec | bellard | int s;
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251 | f0cbd3ec | bellard | struct sockaddr_in addr;
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252 | 242acf3a | balrog | socklen_t addrlen = sizeof(addr);
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253 | f0cbd3ec | bellard | int opt;
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254 | 9634d903 | blueswir1 | int master = -1; |
255 | 7ccfb2eb | blueswir1 | const char *argv[256]; |
256 | a3d4af03 | bellard | #if 0
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257 | f0cbd3ec | bellard | char buff[256];
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258 | a3d4af03 | bellard | #endif
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259 | f0cbd3ec | bellard | /* don't want to clobber the original */
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260 | f0cbd3ec | bellard | char *bptr;
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261 | 9634d903 | blueswir1 | const char *curarg; |
262 | 7b91a172 | bellard | int c, i, ret;
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263 | 5fafdf24 | ths | |
264 | f0cbd3ec | bellard | DEBUG_CALL("fork_exec");
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265 | f0cbd3ec | bellard | DEBUG_ARG("so = %lx", (long)so); |
266 | f0cbd3ec | bellard | DEBUG_ARG("ex = %lx", (long)ex); |
267 | f0cbd3ec | bellard | DEBUG_ARG("do_pty = %lx", (long)do_pty); |
268 | 5fafdf24 | ths | |
269 | f0cbd3ec | bellard | if (do_pty == 2) { |
270 | 9634d903 | blueswir1 | #if 0
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271 | f3ff649d | bellard | if (slirp_openpty(&master, &s) == -1) {
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272 | f0cbd3ec | bellard | lprint("Error: openpty failed: %s\n", strerror(errno));
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273 | f0cbd3ec | bellard | return 0;
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274 | f0cbd3ec | bellard | }
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275 | 3f9b2b1f | balrog | #else
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276 | 3f9b2b1f | balrog | return 0; |
277 | 9634d903 | blueswir1 | #endif
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278 | f0cbd3ec | bellard | } else {
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279 | f0cbd3ec | bellard | addr.sin_family = AF_INET; |
280 | f0cbd3ec | bellard | addr.sin_port = 0;
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281 | f0cbd3ec | bellard | addr.sin_addr.s_addr = INADDR_ANY; |
282 | 3b46e624 | ths | |
283 | f0cbd3ec | bellard | if ((s = socket(AF_INET, SOCK_STREAM, 0)) < 0 || |
284 | f0cbd3ec | bellard | bind(s, (struct sockaddr *)&addr, addrlen) < 0 || |
285 | f0cbd3ec | bellard | listen(s, 1) < 0) { |
286 | f0cbd3ec | bellard | lprint("Error: inet socket: %s\n", strerror(errno));
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287 | 379ff53d | bellard | closesocket(s); |
288 | 3b46e624 | ths | |
289 | f0cbd3ec | bellard | return 0; |
290 | f0cbd3ec | bellard | } |
291 | f0cbd3ec | bellard | } |
292 | 5fafdf24 | ths | |
293 | f0cbd3ec | bellard | switch(fork()) {
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294 | f0cbd3ec | bellard | case -1: |
295 | f0cbd3ec | bellard | lprint("Error: fork failed: %s\n", strerror(errno));
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296 | f0cbd3ec | bellard | close(s); |
297 | f0cbd3ec | bellard | if (do_pty == 2) |
298 | f0cbd3ec | bellard | close(master); |
299 | f0cbd3ec | bellard | return 0; |
300 | 3b46e624 | ths | |
301 | f0cbd3ec | bellard | case 0: |
302 | f0cbd3ec | bellard | /* Set the DISPLAY */
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303 | f0cbd3ec | bellard | if (do_pty == 2) { |
304 | f0cbd3ec | bellard | (void) close(master);
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305 | f0cbd3ec | bellard | #ifdef TIOCSCTTY /* XXXXX */ |
306 | f0cbd3ec | bellard | (void) setsid();
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307 | f0cbd3ec | bellard | ioctl(s, TIOCSCTTY, (char *)NULL); |
308 | f0cbd3ec | bellard | #endif
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309 | f0cbd3ec | bellard | } else {
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310 | f0cbd3ec | bellard | getsockname(s, (struct sockaddr *)&addr, &addrlen);
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311 | f0cbd3ec | bellard | close(s); |
312 | f0cbd3ec | bellard | /*
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313 | f0cbd3ec | bellard | * Connect to the socket
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314 | f0cbd3ec | bellard | * XXX If any of these fail, we're in trouble!
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315 | f0cbd3ec | bellard | */
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316 | f0cbd3ec | bellard | s = socket(AF_INET, SOCK_STREAM, 0);
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317 | f0cbd3ec | bellard | addr.sin_addr = loopback_addr; |
318 | 7b91a172 | bellard | do {
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319 | 7b91a172 | bellard | ret = connect(s, (struct sockaddr *)&addr, addrlen);
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320 | 7b91a172 | bellard | } while (ret < 0 && errno == EINTR); |
321 | f0cbd3ec | bellard | } |
322 | 3b46e624 | ths | |
323 | a3d4af03 | bellard | #if 0
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324 | f0cbd3ec | bellard | if (x_port >= 0) {
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325 | f0cbd3ec | bellard | #ifdef HAVE_SETENV
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326 | f0cbd3ec | bellard | sprintf(buff, "%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen);
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327 | f0cbd3ec | bellard | setenv("DISPLAY", buff, 1);
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328 | f0cbd3ec | bellard | #else
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329 | f0cbd3ec | bellard | sprintf(buff, "DISPLAY=%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen);
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330 | f0cbd3ec | bellard | putenv(buff); |
331 | f0cbd3ec | bellard | #endif
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332 | f0cbd3ec | bellard | } |
333 | 5fafdf24 | ths | #endif
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334 | f0cbd3ec | bellard | dup2(s, 0);
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335 | f0cbd3ec | bellard | dup2(s, 1);
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336 | f0cbd3ec | bellard | dup2(s, 2);
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337 | 9634d903 | blueswir1 | for (s = getdtablesize() - 1; s >= 3; s--) |
338 | f0cbd3ec | bellard | close(s); |
339 | 3b46e624 | ths | |
340 | f0cbd3ec | bellard | i = 0;
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341 | f0cbd3ec | bellard | bptr = strdup(ex); /* No need to free() this */
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342 | f0cbd3ec | bellard | if (do_pty == 1) { |
343 | f0cbd3ec | bellard | /* Setup "slirp.telnetd -x" */
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344 | f0cbd3ec | bellard | argv[i++] = "slirp.telnetd";
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345 | f0cbd3ec | bellard | argv[i++] = "-x";
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346 | f0cbd3ec | bellard | argv[i++] = bptr; |
347 | f0cbd3ec | bellard | } else
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348 | f0cbd3ec | bellard | do {
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349 | f0cbd3ec | bellard | /* Change the string into argv[] */
|
350 | f0cbd3ec | bellard | curarg = bptr; |
351 | f0cbd3ec | bellard | while (*bptr != ' ' && *bptr != (char)0) |
352 | f0cbd3ec | bellard | bptr++; |
353 | f0cbd3ec | bellard | c = *bptr; |
354 | f0cbd3ec | bellard | *bptr++ = (char)0; |
355 | f0cbd3ec | bellard | argv[i++] = strdup(curarg); |
356 | f0cbd3ec | bellard | } while (c);
|
357 | 3b46e624 | ths | |
358 | 511d2b14 | blueswir1 | argv[i] = NULL;
|
359 | 7ccfb2eb | blueswir1 | execvp(argv[0], (char **)argv); |
360 | 3b46e624 | ths | |
361 | f0cbd3ec | bellard | /* Ooops, failed, let's tell the user why */
|
362 | f0cbd3ec | bellard | { |
363 | f0cbd3ec | bellard | char buff[256]; |
364 | 3b46e624 | ths | |
365 | 363a37d5 | blueswir1 | snprintf(buff, sizeof(buff),
|
366 | 363a37d5 | blueswir1 | "Error: execvp of %s failed: %s\n",
|
367 | 363a37d5 | blueswir1 | argv[0], strerror(errno));
|
368 | f0cbd3ec | bellard | write(2, buff, strlen(buff)+1); |
369 | f0cbd3ec | bellard | } |
370 | f0cbd3ec | bellard | close(0); close(1); close(2); /* XXX */ |
371 | f0cbd3ec | bellard | exit(1);
|
372 | 3b46e624 | ths | |
373 | f0cbd3ec | bellard | default:
|
374 | f0cbd3ec | bellard | if (do_pty == 2) { |
375 | f0cbd3ec | bellard | close(s); |
376 | f0cbd3ec | bellard | so->s = master; |
377 | f0cbd3ec | bellard | } else {
|
378 | f0cbd3ec | bellard | /*
|
379 | f0cbd3ec | bellard | * XXX this could block us...
|
380 | f0cbd3ec | bellard | * XXX Should set a timer here, and if accept() doesn't
|
381 | f0cbd3ec | bellard | * return after X seconds, declare it a failure
|
382 | f0cbd3ec | bellard | * The only reason this will block forever is if socket()
|
383 | f0cbd3ec | bellard | * of connect() fail in the child process
|
384 | f0cbd3ec | bellard | */
|
385 | 7b91a172 | bellard | do {
|
386 | 7b91a172 | bellard | so->s = accept(s, (struct sockaddr *)&addr, &addrlen);
|
387 | 7b91a172 | bellard | } while (so->s < 0 && errno == EINTR); |
388 | 7b91a172 | bellard | closesocket(s); |
389 | f0cbd3ec | bellard | opt = 1;
|
390 | f0cbd3ec | bellard | setsockopt(so->s,SOL_SOCKET,SO_REUSEADDR,(char *)&opt,sizeof(int)); |
391 | f0cbd3ec | bellard | opt = 1;
|
392 | f0cbd3ec | bellard | setsockopt(so->s,SOL_SOCKET,SO_OOBINLINE,(char *)&opt,sizeof(int)); |
393 | f0cbd3ec | bellard | } |
394 | f0cbd3ec | bellard | fd_nonblock(so->s); |
395 | 3b46e624 | ths | |
396 | f0cbd3ec | bellard | /* Append the telnet options now */
|
397 | 511d2b14 | blueswir1 | if (so->so_m != NULL && do_pty == 1) { |
398 | f0cbd3ec | bellard | sbappend(so, so->so_m); |
399 | 511d2b14 | blueswir1 | so->so_m = NULL;
|
400 | f0cbd3ec | bellard | } |
401 | 3b46e624 | ths | |
402 | f0cbd3ec | bellard | return 1; |
403 | f0cbd3ec | bellard | } |
404 | f0cbd3ec | bellard | } |
405 | f0cbd3ec | bellard | #endif
|
406 | f0cbd3ec | bellard | |
407 | f0cbd3ec | bellard | #ifndef HAVE_STRDUP
|
408 | f0cbd3ec | bellard | char *
|
409 | f0cbd3ec | bellard | strdup(str) |
410 | f0cbd3ec | bellard | const char *str; |
411 | f0cbd3ec | bellard | { |
412 | f0cbd3ec | bellard | char *bptr;
|
413 | 5fafdf24 | ths | |
414 | f0cbd3ec | bellard | bptr = (char *)malloc(strlen(str)+1); |
415 | f0cbd3ec | bellard | strcpy(bptr, str); |
416 | 5fafdf24 | ths | |
417 | f0cbd3ec | bellard | return bptr;
|
418 | f0cbd3ec | bellard | } |
419 | f0cbd3ec | bellard | #endif
|
420 | f0cbd3ec | bellard | |
421 | f0cbd3ec | bellard | #if 0
|
422 | f0cbd3ec | bellard | void
|
423 | f0cbd3ec | bellard | snooze_hup(num)
|
424 | f0cbd3ec | bellard | int num;
|
425 | f0cbd3ec | bellard | {
|
426 | f0cbd3ec | bellard | int s, ret;
|
427 | f0cbd3ec | bellard | #ifndef NO_UNIX_SOCKETS
|
428 | f0cbd3ec | bellard | struct sockaddr_un sock_un;
|
429 | f0cbd3ec | bellard | #endif
|
430 | f0cbd3ec | bellard | struct sockaddr_in sock_in;
|
431 | f0cbd3ec | bellard | char buff[256]; |
432 | 5fafdf24 | ths | |
433 | f0cbd3ec | bellard | ret = -1;
|
434 | f0cbd3ec | bellard | if (slirp_socket_passwd) {
|
435 | f0cbd3ec | bellard | s = socket(AF_INET, SOCK_STREAM, 0);
|
436 | f0cbd3ec | bellard | if (s < 0) |
437 | f0cbd3ec | bellard | slirp_exit(1);
|
438 | f0cbd3ec | bellard | sock_in.sin_family = AF_INET; |
439 | f0cbd3ec | bellard | sock_in.sin_addr.s_addr = slirp_socket_addr; |
440 | f0cbd3ec | bellard | sock_in.sin_port = htons(slirp_socket_port); |
441 | f0cbd3ec | bellard | if (connect(s, (struct sockaddr *)&sock_in, sizeof(sock_in)) != 0) |
442 | f0cbd3ec | bellard | slirp_exit(1); /* just exit...*/ |
443 | f0cbd3ec | bellard | sprintf(buff, "kill %s:%d", slirp_socket_passwd, slirp_socket_unit);
|
444 | f0cbd3ec | bellard | write(s, buff, strlen(buff)+1);
|
445 | f0cbd3ec | bellard | } |
446 | f0cbd3ec | bellard | #ifndef NO_UNIX_SOCKETS
|
447 | f0cbd3ec | bellard | else {
|
448 | f0cbd3ec | bellard | s = socket(AF_UNIX, SOCK_STREAM, 0);
|
449 | f0cbd3ec | bellard | if (s < 0) |
450 | f0cbd3ec | bellard | slirp_exit(1);
|
451 | f0cbd3ec | bellard | sock_un.sun_family = AF_UNIX; |
452 | f0cbd3ec | bellard | strcpy(sock_un.sun_path, socket_path); |
453 | f0cbd3ec | bellard | if (connect(s, (struct sockaddr *)&sock_un, |
454 | f0cbd3ec | bellard | sizeof(sock_un.sun_family) + sizeof(sock_un.sun_path)) != 0) |
455 | f0cbd3ec | bellard | slirp_exit(1);
|
456 | f0cbd3ec | bellard | sprintf(buff, "kill none:%d", slirp_socket_unit);
|
457 | f0cbd3ec | bellard | write(s, buff, strlen(buff)+1);
|
458 | f0cbd3ec | bellard | } |
459 | f0cbd3ec | bellard | #endif
|
460 | f0cbd3ec | bellard | slirp_exit(0);
|
461 | f0cbd3ec | bellard | } |
462 | 5fafdf24 | ths | |
463 | 5fafdf24 | ths | |
464 | f0cbd3ec | bellard | void
|
465 | f0cbd3ec | bellard | snooze() |
466 | f0cbd3ec | bellard | { |
467 | f0cbd3ec | bellard | sigset_t s; |
468 | f0cbd3ec | bellard | int i;
|
469 | 5fafdf24 | ths | |
470 | f0cbd3ec | bellard | /* Don't need our data anymore */
|
471 | f0cbd3ec | bellard | /* XXX This makes SunOS barf */
|
472 | f0cbd3ec | bellard | /* brk(0); */
|
473 | 5fafdf24 | ths | |
474 | f0cbd3ec | bellard | /* Close all fd's */
|
475 | f0cbd3ec | bellard | for (i = 255; i >= 0; i--) |
476 | f0cbd3ec | bellard | close(i); |
477 | 5fafdf24 | ths | |
478 | f0cbd3ec | bellard | signal(SIGQUIT, slirp_exit); |
479 | f0cbd3ec | bellard | signal(SIGHUP, snooze_hup); |
480 | f0cbd3ec | bellard | sigemptyset(&s); |
481 | 5fafdf24 | ths | |
482 | f0cbd3ec | bellard | /* Wait for any signal */
|
483 | f0cbd3ec | bellard | sigsuspend(&s); |
484 | 5fafdf24 | ths | |
485 | f0cbd3ec | bellard | /* Just in case ... */
|
486 | f0cbd3ec | bellard | exit(255);
|
487 | f0cbd3ec | bellard | } |
488 | f0cbd3ec | bellard | |
489 | f0cbd3ec | bellard | void
|
490 | f0cbd3ec | bellard | relay(s) |
491 | f0cbd3ec | bellard | int s;
|
492 | f0cbd3ec | bellard | { |
493 | f0cbd3ec | bellard | char buf[8192]; |
494 | f0cbd3ec | bellard | int n;
|
495 | f0cbd3ec | bellard | fd_set readfds; |
496 | f0cbd3ec | bellard | struct ttys *ttyp;
|
497 | 5fafdf24 | ths | |
498 | f0cbd3ec | bellard | /* Don't need our data anymore */
|
499 | f0cbd3ec | bellard | /* XXX This makes SunOS barf */
|
500 | f0cbd3ec | bellard | /* brk(0); */
|
501 | 5fafdf24 | ths | |
502 | f0cbd3ec | bellard | signal(SIGQUIT, slirp_exit); |
503 | f0cbd3ec | bellard | signal(SIGHUP, slirp_exit); |
504 | f0cbd3ec | bellard | signal(SIGINT, slirp_exit); |
505 | f0cbd3ec | bellard | signal(SIGTERM, slirp_exit); |
506 | 5fafdf24 | ths | |
507 | f0cbd3ec | bellard | /* Fudge to get term_raw and term_restore to work */
|
508 | f0cbd3ec | bellard | if (NULL == (ttyp = tty_attach (0, slirp_tty))) { |
509 | f0cbd3ec | bellard | lprint ("Error: tty_attach failed in misc.c:relay()\r\n");
|
510 | f0cbd3ec | bellard | slirp_exit (1);
|
511 | f0cbd3ec | bellard | } |
512 | f0cbd3ec | bellard | ttyp->fd = 0;
|
513 | f0cbd3ec | bellard | ttyp->flags |= TTY_CTTY; |
514 | f0cbd3ec | bellard | term_raw(ttyp); |
515 | 5fafdf24 | ths | |
516 | f0cbd3ec | bellard | while (1) { |
517 | f0cbd3ec | bellard | FD_ZERO(&readfds); |
518 | 3b46e624 | ths | |
519 | f0cbd3ec | bellard | FD_SET(0, &readfds);
|
520 | f0cbd3ec | bellard | FD_SET(s, &readfds); |
521 | 3b46e624 | ths | |
522 | f0cbd3ec | bellard | n = select(s+1, &readfds, (fd_set *)0, (fd_set *)0, (struct timeval *)0); |
523 | 3b46e624 | ths | |
524 | f0cbd3ec | bellard | if (n <= 0) |
525 | f0cbd3ec | bellard | slirp_exit(0);
|
526 | 3b46e624 | ths | |
527 | f0cbd3ec | bellard | if (FD_ISSET(0, &readfds)) { |
528 | f0cbd3ec | bellard | n = read(0, buf, 8192); |
529 | f0cbd3ec | bellard | if (n <= 0) |
530 | f0cbd3ec | bellard | slirp_exit(0);
|
531 | f0cbd3ec | bellard | n = writen(s, buf, n); |
532 | f0cbd3ec | bellard | if (n <= 0) |
533 | f0cbd3ec | bellard | slirp_exit(0);
|
534 | f0cbd3ec | bellard | } |
535 | 3b46e624 | ths | |
536 | f0cbd3ec | bellard | if (FD_ISSET(s, &readfds)) {
|
537 | f0cbd3ec | bellard | n = read(s, buf, 8192);
|
538 | f0cbd3ec | bellard | if (n <= 0) |
539 | f0cbd3ec | bellard | slirp_exit(0);
|
540 | f0cbd3ec | bellard | n = writen(0, buf, n);
|
541 | f0cbd3ec | bellard | if (n <= 0) |
542 | f0cbd3ec | bellard | slirp_exit(0);
|
543 | f0cbd3ec | bellard | } |
544 | f0cbd3ec | bellard | } |
545 | 5fafdf24 | ths | |
546 | f0cbd3ec | bellard | /* Just in case.... */
|
547 | f0cbd3ec | bellard | exit(1);
|
548 | f0cbd3ec | bellard | } |
549 | f0cbd3ec | bellard | #endif
|
550 | f0cbd3ec | bellard | |
551 | 31a60e22 | blueswir1 | #ifdef CONFIG_QEMU
|
552 | 376253ec | aliguori | #include "monitor.h" |
553 | c9f10306 | ths | |
554 | 31a60e22 | blueswir1 | void lprint(const char *format, ...) |
555 | 31a60e22 | blueswir1 | { |
556 | 31a60e22 | blueswir1 | va_list args; |
557 | 31a60e22 | blueswir1 | |
558 | 31a60e22 | blueswir1 | va_start(args, format); |
559 | 376253ec | aliguori | monitor_vprintf(cur_mon, format, args); |
560 | 31a60e22 | blueswir1 | va_end(args); |
561 | 31a60e22 | blueswir1 | } |
562 | 31a60e22 | blueswir1 | #else
|
563 | f0cbd3ec | bellard | int (*lprint_print) _P((void *, const char *, va_list)); |
564 | f0cbd3ec | bellard | char *lprint_ptr, *lprint_ptr2, **lprint_arg;
|
565 | f0cbd3ec | bellard | |
566 | f0cbd3ec | bellard | void
|
567 | f0cbd3ec | bellard | #ifdef __STDC__
|
568 | f0cbd3ec | bellard | lprint(const char *format, ...) |
569 | f0cbd3ec | bellard | #else
|
570 | f0cbd3ec | bellard | lprint(va_alist) va_dcl |
571 | f0cbd3ec | bellard | #endif
|
572 | f0cbd3ec | bellard | { |
573 | f0cbd3ec | bellard | va_list args; |
574 | 3b46e624 | ths | |
575 | f0cbd3ec | bellard | #ifdef __STDC__
|
576 | f0cbd3ec | bellard | va_start(args, format); |
577 | f0cbd3ec | bellard | #else
|
578 | f0cbd3ec | bellard | char *format;
|
579 | f0cbd3ec | bellard | va_start(args); |
580 | f0cbd3ec | bellard | format = va_arg(args, char *);
|
581 | f0cbd3ec | bellard | #endif
|
582 | f0cbd3ec | bellard | #if 0
|
583 | f0cbd3ec | bellard | /* If we're printing to an sbuf, make sure there's enough room */
|
584 | f0cbd3ec | bellard | /* XXX +100? */
|
585 | f0cbd3ec | bellard | if (lprint_sb) {
|
586 | f0cbd3ec | bellard | if ((lprint_ptr - lprint_sb->sb_wptr) >=
|
587 | f0cbd3ec | bellard | (lprint_sb->sb_datalen - (strlen(format) + 100))) {
|
588 | f0cbd3ec | bellard | int deltaw = lprint_sb->sb_wptr - lprint_sb->sb_data;
|
589 | f0cbd3ec | bellard | int deltar = lprint_sb->sb_rptr - lprint_sb->sb_data;
|
590 | f0cbd3ec | bellard | int deltap = lprint_ptr - lprint_sb->sb_data;
|
591 | 3b46e624 | ths | |
592 | f0cbd3ec | bellard | lprint_sb->sb_data = (char *)realloc(lprint_sb->sb_data,
|
593 | f0cbd3ec | bellard | lprint_sb->sb_datalen + TCP_SNDSPACE);
|
594 | 3b46e624 | ths | |
595 | f0cbd3ec | bellard | /* Adjust all values */
|
596 | f0cbd3ec | bellard | lprint_sb->sb_wptr = lprint_sb->sb_data + deltaw;
|
597 | f0cbd3ec | bellard | lprint_sb->sb_rptr = lprint_sb->sb_data + deltar;
|
598 | f0cbd3ec | bellard | lprint_ptr = lprint_sb->sb_data + deltap;
|
599 | 3b46e624 | ths | |
600 | f0cbd3ec | bellard | lprint_sb->sb_datalen += TCP_SNDSPACE;
|
601 | f0cbd3ec | bellard | }
|
602 | f0cbd3ec | bellard | }
|
603 | 5fafdf24 | ths | #endif
|
604 | f0cbd3ec | bellard | if (lprint_print)
|
605 | f0cbd3ec | bellard | lprint_ptr += (*lprint_print)(*lprint_arg, format, args); |
606 | 5fafdf24 | ths | |
607 | f0cbd3ec | bellard | /* Check if they want output to be logged to file as well */
|
608 | f0cbd3ec | bellard | if (lfd) {
|
609 | 5fafdf24 | ths | /*
|
610 | f0cbd3ec | bellard | * Remove \r's
|
611 | f0cbd3ec | bellard | * otherwise you'll get ^M all over the file
|
612 | f0cbd3ec | bellard | */
|
613 | f0cbd3ec | bellard | int len = strlen(format);
|
614 | f0cbd3ec | bellard | char *bptr1, *bptr2;
|
615 | 3b46e624 | ths | |
616 | f0cbd3ec | bellard | bptr1 = bptr2 = strdup(format); |
617 | 3b46e624 | ths | |
618 | f0cbd3ec | bellard | while (len--) {
|
619 | f0cbd3ec | bellard | if (*bptr1 == '\r') |
620 | f0cbd3ec | bellard | memcpy(bptr1, bptr1+1, len+1); |
621 | f0cbd3ec | bellard | else
|
622 | f0cbd3ec | bellard | bptr1++; |
623 | f0cbd3ec | bellard | } |
624 | f0cbd3ec | bellard | vfprintf(lfd, bptr2, args); |
625 | f0cbd3ec | bellard | free(bptr2); |
626 | f0cbd3ec | bellard | } |
627 | f0cbd3ec | bellard | va_end(args); |
628 | f0cbd3ec | bellard | } |
629 | f0cbd3ec | bellard | |
630 | f0cbd3ec | bellard | void
|
631 | f0cbd3ec | bellard | add_emu(buff) |
632 | f0cbd3ec | bellard | char *buff;
|
633 | f0cbd3ec | bellard | { |
634 | f0cbd3ec | bellard | u_int lport, fport; |
635 | f0cbd3ec | bellard | u_int8_t tos = 0, emu = 0; |
636 | f0cbd3ec | bellard | char buff1[256], buff2[256], buff4[128]; |
637 | f0cbd3ec | bellard | char *buff3 = buff4;
|
638 | f0cbd3ec | bellard | struct emu_t *emup;
|
639 | f0cbd3ec | bellard | struct socket *so;
|
640 | 5fafdf24 | ths | |
641 | f0cbd3ec | bellard | if (sscanf(buff, "%256s %256s", buff2, buff1) != 2) { |
642 | f0cbd3ec | bellard | lprint("Error: Bad arguments\r\n");
|
643 | f0cbd3ec | bellard | return;
|
644 | f0cbd3ec | bellard | } |
645 | 5fafdf24 | ths | |
646 | f0cbd3ec | bellard | if (sscanf(buff1, "%d:%d", &lport, &fport) != 2) { |
647 | f0cbd3ec | bellard | lport = 0;
|
648 | f0cbd3ec | bellard | if (sscanf(buff1, "%d", &fport) != 1) { |
649 | f0cbd3ec | bellard | lprint("Error: Bad first argument\r\n");
|
650 | f0cbd3ec | bellard | return;
|
651 | f0cbd3ec | bellard | } |
652 | f0cbd3ec | bellard | } |
653 | 5fafdf24 | ths | |
654 | f0cbd3ec | bellard | if (sscanf(buff2, "%128[^:]:%128s", buff1, buff3) != 2) { |
655 | f0cbd3ec | bellard | buff3 = 0;
|
656 | f0cbd3ec | bellard | if (sscanf(buff2, "%256s", buff1) != 1) { |
657 | f0cbd3ec | bellard | lprint("Error: Bad second argument\r\n");
|
658 | f0cbd3ec | bellard | return;
|
659 | f0cbd3ec | bellard | } |
660 | f0cbd3ec | bellard | } |
661 | 5fafdf24 | ths | |
662 | f0cbd3ec | bellard | if (buff3) {
|
663 | f0cbd3ec | bellard | if (strcmp(buff3, "lowdelay") == 0) |
664 | f0cbd3ec | bellard | tos = IPTOS_LOWDELAY; |
665 | f0cbd3ec | bellard | else if (strcmp(buff3, "throughput") == 0) |
666 | f0cbd3ec | bellard | tos = IPTOS_THROUGHPUT; |
667 | f0cbd3ec | bellard | else {
|
668 | f0cbd3ec | bellard | lprint("Error: Expecting \"lowdelay\"/\"throughput\"\r\n");
|
669 | f0cbd3ec | bellard | return;
|
670 | f0cbd3ec | bellard | } |
671 | f0cbd3ec | bellard | } |
672 | 5fafdf24 | ths | |
673 | f0cbd3ec | bellard | if (strcmp(buff1, "ftp") == 0) |
674 | f0cbd3ec | bellard | emu = EMU_FTP; |
675 | f0cbd3ec | bellard | else if (strcmp(buff1, "irc") == 0) |
676 | f0cbd3ec | bellard | emu = EMU_IRC; |
677 | f0cbd3ec | bellard | else if (strcmp(buff1, "none") == 0) |
678 | f0cbd3ec | bellard | emu = EMU_NONE; /* ie: no emulation */
|
679 | f0cbd3ec | bellard | else {
|
680 | f0cbd3ec | bellard | lprint("Error: Unknown service\r\n");
|
681 | f0cbd3ec | bellard | return;
|
682 | f0cbd3ec | bellard | } |
683 | 5fafdf24 | ths | |
684 | f0cbd3ec | bellard | /* First, check that it isn't already emulated */
|
685 | f0cbd3ec | bellard | for (emup = tcpemu; emup; emup = emup->next) {
|
686 | f0cbd3ec | bellard | if (emup->lport == lport && emup->fport == fport) {
|
687 | f0cbd3ec | bellard | lprint("Error: port already emulated\r\n");
|
688 | f0cbd3ec | bellard | return;
|
689 | f0cbd3ec | bellard | } |
690 | f0cbd3ec | bellard | } |
691 | 5fafdf24 | ths | |
692 | f0cbd3ec | bellard | /* link it */
|
693 | f0cbd3ec | bellard | emup = (struct emu_t *)malloc(sizeof (struct emu_t)); |
694 | f0cbd3ec | bellard | emup->lport = (u_int16_t)lport; |
695 | f0cbd3ec | bellard | emup->fport = (u_int16_t)fport; |
696 | f0cbd3ec | bellard | emup->tos = tos; |
697 | f0cbd3ec | bellard | emup->emu = emu; |
698 | f0cbd3ec | bellard | emup->next = tcpemu; |
699 | f0cbd3ec | bellard | tcpemu = emup; |
700 | 5fafdf24 | ths | |
701 | f0cbd3ec | bellard | /* And finally, mark all current sessions, if any, as being emulated */
|
702 | f0cbd3ec | bellard | for (so = tcb.so_next; so != &tcb; so = so->so_next) {
|
703 | f0cbd3ec | bellard | if ((lport && lport == ntohs(so->so_lport)) ||
|
704 | f0cbd3ec | bellard | (fport && fport == ntohs(so->so_fport))) { |
705 | f0cbd3ec | bellard | if (emu)
|
706 | f0cbd3ec | bellard | so->so_emu = emu; |
707 | f0cbd3ec | bellard | if (tos)
|
708 | f0cbd3ec | bellard | so->so_iptos = tos; |
709 | f0cbd3ec | bellard | } |
710 | f0cbd3ec | bellard | } |
711 | 5fafdf24 | ths | |
712 | f0cbd3ec | bellard | lprint("Adding emulation for %s to port %d/%d\r\n", buff1, emup->lport, emup->fport);
|
713 | f0cbd3ec | bellard | } |
714 | 31a60e22 | blueswir1 | #endif
|
715 | f0cbd3ec | bellard | |
716 | f0cbd3ec | bellard | #ifdef BAD_SPRINTF
|
717 | f0cbd3ec | bellard | |
718 | f0cbd3ec | bellard | #undef vsprintf
|
719 | f0cbd3ec | bellard | #undef sprintf
|
720 | f0cbd3ec | bellard | |
721 | f0cbd3ec | bellard | /*
|
722 | f0cbd3ec | bellard | * Some BSD-derived systems have a sprintf which returns char *
|
723 | f0cbd3ec | bellard | */
|
724 | f0cbd3ec | bellard | |
725 | f0cbd3ec | bellard | int
|
726 | f0cbd3ec | bellard | vsprintf_len(string, format, args) |
727 | f0cbd3ec | bellard | char *string;
|
728 | f0cbd3ec | bellard | const char *format; |
729 | f0cbd3ec | bellard | va_list args; |
730 | f0cbd3ec | bellard | { |
731 | f0cbd3ec | bellard | vsprintf(string, format, args); |
732 | f0cbd3ec | bellard | return strlen(string);
|
733 | f0cbd3ec | bellard | } |
734 | f0cbd3ec | bellard | |
735 | f0cbd3ec | bellard | int
|
736 | f0cbd3ec | bellard | #ifdef __STDC__
|
737 | f0cbd3ec | bellard | sprintf_len(char *string, const char *format, ...) |
738 | f0cbd3ec | bellard | #else
|
739 | f0cbd3ec | bellard | sprintf_len(va_alist) va_dcl |
740 | f0cbd3ec | bellard | #endif
|
741 | f0cbd3ec | bellard | { |
742 | f0cbd3ec | bellard | va_list args; |
743 | f0cbd3ec | bellard | #ifdef __STDC__
|
744 | f0cbd3ec | bellard | va_start(args, format); |
745 | f0cbd3ec | bellard | #else
|
746 | f0cbd3ec | bellard | char *string;
|
747 | f0cbd3ec | bellard | char *format;
|
748 | f0cbd3ec | bellard | va_start(args); |
749 | f0cbd3ec | bellard | string = va_arg(args, char *);
|
750 | f0cbd3ec | bellard | format = va_arg(args, char *);
|
751 | f0cbd3ec | bellard | #endif
|
752 | f0cbd3ec | bellard | vsprintf(string, format, args); |
753 | f0cbd3ec | bellard | return strlen(string);
|
754 | f0cbd3ec | bellard | } |
755 | f0cbd3ec | bellard | |
756 | f0cbd3ec | bellard | #endif
|
757 | f0cbd3ec | bellard | |
758 | f0cbd3ec | bellard | void
|
759 | 511d2b14 | blueswir1 | u_sleep(int usec)
|
760 | f0cbd3ec | bellard | { |
761 | f0cbd3ec | bellard | struct timeval t;
|
762 | f0cbd3ec | bellard | fd_set fdset; |
763 | 5fafdf24 | ths | |
764 | f0cbd3ec | bellard | FD_ZERO(&fdset); |
765 | 5fafdf24 | ths | |
766 | f0cbd3ec | bellard | t.tv_sec = 0;
|
767 | f0cbd3ec | bellard | t.tv_usec = usec * 1000;
|
768 | 5fafdf24 | ths | |
769 | f0cbd3ec | bellard | select(0, &fdset, &fdset, &fdset, &t);
|
770 | f0cbd3ec | bellard | } |
771 | f0cbd3ec | bellard | |
772 | f0cbd3ec | bellard | /*
|
773 | f0cbd3ec | bellard | * Set fd blocking and non-blocking
|
774 | f0cbd3ec | bellard | */
|
775 | f0cbd3ec | bellard | |
776 | f0cbd3ec | bellard | void
|
777 | 511d2b14 | blueswir1 | fd_nonblock(int fd)
|
778 | f0cbd3ec | bellard | { |
779 | f0cbd3ec | bellard | #ifdef FIONBIO
|
780 | b9e82a59 | blueswir1 | #ifdef _WIN32
|
781 | b9e82a59 | blueswir1 | long opt = 1; |
782 | b9e82a59 | blueswir1 | #else
|
783 | b9e82a59 | blueswir1 | int opt = 1; |
784 | b9e82a59 | blueswir1 | #endif
|
785 | 5fafdf24 | ths | |
786 | 379ff53d | bellard | ioctlsocket(fd, FIONBIO, &opt); |
787 | f0cbd3ec | bellard | #else
|
788 | f0cbd3ec | bellard | int opt;
|
789 | 5fafdf24 | ths | |
790 | f0cbd3ec | bellard | opt = fcntl(fd, F_GETFL, 0);
|
791 | f0cbd3ec | bellard | opt |= O_NONBLOCK; |
792 | f0cbd3ec | bellard | fcntl(fd, F_SETFL, opt); |
793 | f0cbd3ec | bellard | #endif
|
794 | f0cbd3ec | bellard | } |
795 | f0cbd3ec | bellard | |
796 | f0cbd3ec | bellard | void
|
797 | 511d2b14 | blueswir1 | fd_block(int fd)
|
798 | f0cbd3ec | bellard | { |
799 | f0cbd3ec | bellard | #ifdef FIONBIO
|
800 | f0cbd3ec | bellard | int opt = 0; |
801 | 5fafdf24 | ths | |
802 | 379ff53d | bellard | ioctlsocket(fd, FIONBIO, &opt); |
803 | f0cbd3ec | bellard | #else
|
804 | f0cbd3ec | bellard | int opt;
|
805 | 5fafdf24 | ths | |
806 | f0cbd3ec | bellard | opt = fcntl(fd, F_GETFL, 0);
|
807 | f0cbd3ec | bellard | opt &= ~O_NONBLOCK; |
808 | f0cbd3ec | bellard | fcntl(fd, F_SETFL, opt); |
809 | f0cbd3ec | bellard | #endif
|
810 | f0cbd3ec | bellard | } |
811 | f0cbd3ec | bellard | |
812 | f0cbd3ec | bellard | |
813 | f0cbd3ec | bellard | #if 0
|
814 | f0cbd3ec | bellard | /*
|
815 | f0cbd3ec | bellard | * invoke RSH
|
816 | f0cbd3ec | bellard | */
|
817 | f0cbd3ec | bellard | int
|
818 | f0cbd3ec | bellard | rsh_exec(so,ns, user, host, args)
|
819 | f0cbd3ec | bellard | struct socket *so;
|
820 | f0cbd3ec | bellard | struct socket *ns;
|
821 | f0cbd3ec | bellard | char *user;
|
822 | f0cbd3ec | bellard | char *host;
|
823 | f0cbd3ec | bellard | char *args;
|
824 | f0cbd3ec | bellard | {
|
825 | f0cbd3ec | bellard | int fd[2];
|
826 | f0cbd3ec | bellard | int fd0[2];
|
827 | f0cbd3ec | bellard | int s;
|
828 | f0cbd3ec | bellard | char buff[256];
|
829 | 5fafdf24 | ths | |
830 | f0cbd3ec | bellard | DEBUG_CALL("rsh_exec");
|
831 | f0cbd3ec | bellard | DEBUG_ARG("so = %lx", (long)so);
|
832 | 5fafdf24 | ths | |
833 | f0cbd3ec | bellard | if (pipe(fd)<0) {
|
834 | f0cbd3ec | bellard | lprint("Error: pipe failed: %s\n", strerror(errno));
|
835 | f0cbd3ec | bellard | return 0;
|
836 | f0cbd3ec | bellard | }
|
837 | f0cbd3ec | bellard | /* #ifdef HAVE_SOCKETPAIR */
|
838 | f0cbd3ec | bellard | #if 1
|
839 | f0cbd3ec | bellard | if (socketpair(PF_UNIX,SOCK_STREAM,0, fd0) == -1) {
|
840 | f0cbd3ec | bellard | close(fd[0]);
|
841 | f0cbd3ec | bellard | close(fd[1]);
|
842 | f0cbd3ec | bellard | lprint("Error: openpty failed: %s\n", strerror(errno));
|
843 | f0cbd3ec | bellard | return 0;
|
844 | f0cbd3ec | bellard | }
|
845 | f0cbd3ec | bellard | #else
|
846 | f3ff649d | bellard | if (slirp_openpty(&fd0[0], &fd0[1]) == -1) { |
847 | f0cbd3ec | bellard | close(fd[0]);
|
848 | f0cbd3ec | bellard | close(fd[1]);
|
849 | f0cbd3ec | bellard | lprint("Error: openpty failed: %s\n", strerror(errno));
|
850 | f0cbd3ec | bellard | return 0; |
851 | f0cbd3ec | bellard | } |
852 | f0cbd3ec | bellard | #endif
|
853 | 5fafdf24 | ths | |
854 | f0cbd3ec | bellard | switch(fork()) {
|
855 | f0cbd3ec | bellard | case -1: |
856 | f0cbd3ec | bellard | lprint("Error: fork failed: %s\n", strerror(errno));
|
857 | f0cbd3ec | bellard | close(fd[0]);
|
858 | f0cbd3ec | bellard | close(fd[1]);
|
859 | f0cbd3ec | bellard | close(fd0[0]);
|
860 | f0cbd3ec | bellard | close(fd0[1]);
|
861 | f0cbd3ec | bellard | return 0; |
862 | 3b46e624 | ths | |
863 | f0cbd3ec | bellard | case 0: |
864 | f0cbd3ec | bellard | close(fd[0]);
|
865 | f0cbd3ec | bellard | close(fd0[0]);
|
866 | 3b46e624 | ths | |
867 | f0cbd3ec | bellard | /* Set the DISPLAY */
|
868 | f0cbd3ec | bellard | if (x_port >= 0) { |
869 | f0cbd3ec | bellard | #ifdef HAVE_SETENV
|
870 | f0cbd3ec | bellard | sprintf(buff, "%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen);
|
871 | f0cbd3ec | bellard | setenv("DISPLAY", buff, 1); |
872 | f0cbd3ec | bellard | #else
|
873 | f0cbd3ec | bellard | sprintf(buff, "DISPLAY=%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen);
|
874 | f0cbd3ec | bellard | putenv(buff); |
875 | f0cbd3ec | bellard | #endif
|
876 | f0cbd3ec | bellard | } |
877 | 3b46e624 | ths | |
878 | f0cbd3ec | bellard | dup2(fd0[1], 0); |
879 | f0cbd3ec | bellard | dup2(fd0[1], 1); |
880 | f0cbd3ec | bellard | dup2(fd[1], 2); |
881 | f0cbd3ec | bellard | for (s = 3; s <= 255; s++) |
882 | f0cbd3ec | bellard | close(s); |
883 | 3b46e624 | ths | |
884 | f0cbd3ec | bellard | execlp("rsh","rsh","-l", user, host, args, NULL); |
885 | 3b46e624 | ths | |
886 | f0cbd3ec | bellard | /* Ooops, failed, let's tell the user why */
|
887 | 3b46e624 | ths | |
888 | 5fafdf24 | ths | sprintf(buff, "Error: execlp of %s failed: %s\n",
|
889 | f0cbd3ec | bellard | "rsh", strerror(errno));
|
890 | f0cbd3ec | bellard | write(2, buff, strlen(buff)+1); |
891 | f0cbd3ec | bellard | close(0); close(1); close(2); /* XXX */ |
892 | f0cbd3ec | bellard | exit(1);
|
893 | 3b46e624 | ths | |
894 | f0cbd3ec | bellard | default:
|
895 | f0cbd3ec | bellard | close(fd[1]);
|
896 | f0cbd3ec | bellard | close(fd0[1]);
|
897 | f0cbd3ec | bellard | ns->s=fd[0];
|
898 | f0cbd3ec | bellard | so->s=fd0[0];
|
899 | 3b46e624 | ths | |
900 | f0cbd3ec | bellard | return 1; |
901 | f0cbd3ec | bellard | } |
902 | f0cbd3ec | bellard | } |
903 | f0cbd3ec | bellard | #endif |