version 1.1.1.4, 2018/04/24 16:54:45
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version 1.1.1.5, 2018/04/24 17:25:52
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Line 5
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Line 5
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* terms and conditions of the copyright. |
* terms and conditions of the copyright. |
*/ |
*/ |
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#define WANT_SYS_IOCTL_H |
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#include <slirp.h> |
#include <slirp.h> |
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#include <libslirp.h> |
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u_int curtime, time_fasttimo, last_slowtimo; |
#include "monitor.h" |
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#if 0 |
#ifdef DEBUG |
int x_port = -1; |
int slirp_debug = DBG_CALL|DBG_MISC|DBG_ERROR; |
int x_display = 0; |
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int x_screen = 0; |
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int |
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show_x(buff, inso) |
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char *buff; |
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struct socket *inso; |
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{ |
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if (x_port < 0) { |
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lprint("X Redir: X not being redirected.\r\n"); |
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} else { |
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lprint("X Redir: In sh/bash/zsh/etc. type: DISPLAY=%s:%d.%d; export DISPLAY\r\n", |
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inet_ntoa(our_addr), x_port, x_screen); |
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lprint("X Redir: In csh/tcsh/etc. type: setenv DISPLAY %s:%d.%d\r\n", |
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inet_ntoa(our_addr), x_port, x_screen); |
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if (x_display) |
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lprint("X Redir: Redirecting to display %d\r\n", x_display); |
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} |
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return CFG_OK; |
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} |
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/* |
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* XXX Allow more than one X redirection? |
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*/ |
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void |
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redir_x(inaddr, start_port, display, screen) |
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u_int32_t inaddr; |
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int start_port; |
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int display; |
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int screen; |
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{ |
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int i; |
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if (x_port >= 0) { |
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lprint("X Redir: X already being redirected.\r\n"); |
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show_x(0, 0); |
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} else { |
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for (i = 6001 + (start_port-1); i <= 6100; i++) { |
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if (solisten(htons(i), inaddr, htons(6000 + display), 0)) { |
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/* Success */ |
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x_port = i - 6000; |
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x_display = display; |
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x_screen = screen; |
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show_x(0, 0); |
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return; |
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} |
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} |
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lprint("X Redir: Error: Couldn't redirect a port for X. Weird.\r\n"); |
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} |
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} |
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#endif |
#endif |
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/* |
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* Get our IP address and put it in our_addr |
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*/ |
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void |
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getouraddr() |
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{ |
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char buff[256]; |
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struct hostent *he = NULL; |
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if (gethostname(buff,256) == 0) |
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he = gethostbyname(buff); |
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if (he) |
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our_addr = *(struct in_addr *)he->h_addr; |
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if (our_addr.s_addr == 0) |
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our_addr.s_addr = loopback_addr.s_addr; |
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} |
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struct quehead { |
struct quehead { |
struct quehead *qh_link; |
struct quehead *qh_link; |
struct quehead *qh_rlink; |
struct quehead *qh_rlink; |
}; |
}; |
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inline void |
inline void |
insque(a, b) |
insque(void *a, void *b) |
void *a, *b; |
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{ |
{ |
register struct quehead *element = (struct quehead *) a; |
register struct quehead *element = (struct quehead *) a; |
register struct quehead *head = (struct quehead *) b; |
register struct quehead *head = (struct quehead *) b; |
Line 102 insque(a, b)
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Line 32 insque(a, b)
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} |
} |
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inline void |
inline void |
remque(a) |
remque(void *a) |
void *a; |
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{ |
{ |
register struct quehead *element = (struct quehead *) a; |
register struct quehead *element = (struct quehead *) a; |
((struct quehead *)(element->qh_link))->qh_rlink = element->qh_rlink; |
((struct quehead *)(element->qh_link))->qh_rlink = element->qh_rlink; |
((struct quehead *)(element->qh_rlink))->qh_link = element->qh_link; |
((struct quehead *)(element->qh_rlink))->qh_link = element->qh_link; |
element->qh_rlink = NULL; |
element->qh_rlink = NULL; |
/* element->qh_link = NULL; TCP FIN1 crashes if you do this. Why ? */ |
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} |
} |
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/* #endif */ |
int add_exec(struct ex_list **ex_ptr, int do_pty, char *exec, |
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struct in_addr addr, int port) |
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int |
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add_exec(ex_ptr, do_pty, exec, addr, port) |
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struct ex_list **ex_ptr; |
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int do_pty; |
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char *exec; |
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int addr; |
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int port; |
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{ |
{ |
struct ex_list *tmp_ptr; |
struct ex_list *tmp_ptr; |
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/* First, check if the port is "bound" */ |
/* First, check if the port is "bound" */ |
for (tmp_ptr = *ex_ptr; tmp_ptr; tmp_ptr = tmp_ptr->ex_next) { |
for (tmp_ptr = *ex_ptr; tmp_ptr; tmp_ptr = tmp_ptr->ex_next) { |
if (port == tmp_ptr->ex_fport && addr == tmp_ptr->ex_addr) |
if (port == tmp_ptr->ex_fport && |
return -1; |
addr.s_addr == tmp_ptr->ex_addr.s_addr) |
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return -1; |
} |
} |
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tmp_ptr = *ex_ptr; |
tmp_ptr = *ex_ptr; |
Line 174 fork_exec(struct socket *so, const char
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Line 95 fork_exec(struct socket *so, const char
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#else |
#else |
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#ifndef CONFIG_QEMU |
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int |
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slirp_openpty(amaster, aslave) |
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int *amaster, *aslave; |
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{ |
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register int master, slave; |
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#ifdef HAVE_GRANTPT |
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char *ptr; |
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if ((master = open("/dev/ptmx", O_RDWR)) < 0 || |
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grantpt(master) < 0 || |
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unlockpt(master) < 0 || |
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(ptr = ptsname(master)) == NULL) { |
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close(master); |
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return -1; |
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} |
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if ((slave = open(ptr, O_RDWR)) < 0 || |
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ioctl(slave, I_PUSH, "ptem") < 0 || |
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ioctl(slave, I_PUSH, "ldterm") < 0 || |
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ioctl(slave, I_PUSH, "ttcompat") < 0) { |
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close(master); |
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close(slave); |
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return -1; |
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} |
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*amaster = master; |
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*aslave = slave; |
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return 0; |
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#else |
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static char line[] = "/dev/ptyXX"; |
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register const char *cp1, *cp2; |
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for (cp1 = "pqrsPQRS"; *cp1; cp1++) { |
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line[8] = *cp1; |
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for (cp2 = "0123456789abcdefghijklmnopqrstuv"; *cp2; cp2++) { |
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line[9] = *cp2; |
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if ((master = open(line, O_RDWR, 0)) == -1) { |
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if (errno == ENOENT) |
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return (-1); /* out of ptys */ |
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} else { |
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line[5] = 't'; |
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/* These will fail */ |
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(void) chown(line, getuid(), 0); |
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(void) chmod(line, S_IRUSR|S_IWUSR|S_IWGRP); |
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#ifdef HAVE_REVOKE |
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(void) revoke(line); |
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#endif |
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if ((slave = open(line, O_RDWR, 0)) != -1) { |
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*amaster = master; |
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*aslave = slave; |
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return 0; |
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} |
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(void) close(master); |
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line[5] = 'p'; |
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} |
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} |
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} |
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errno = ENOENT; /* out of ptys */ |
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return (-1); |
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#endif |
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} |
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#endif |
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/* |
/* |
* XXX This is ugly |
* XXX This is ugly |
* We create and bind a socket, then fork off to another |
* We create and bind a socket, then fork off to another |
Line 261 fork_exec(struct socket *so, const char
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Line 115 fork_exec(struct socket *so, const char
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int opt; |
int opt; |
int master = -1; |
int master = -1; |
const char *argv[256]; |
const char *argv[256]; |
#if 0 |
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char buff[256]; |
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#endif |
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/* don't want to clobber the original */ |
/* don't want to clobber the original */ |
char *bptr; |
char *bptr; |
const char *curarg; |
const char *curarg; |
Line 275 fork_exec(struct socket *so, const char
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Line 126 fork_exec(struct socket *so, const char
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DEBUG_ARG("do_pty = %lx", (long)do_pty); |
DEBUG_ARG("do_pty = %lx", (long)do_pty); |
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if (do_pty == 2) { |
if (do_pty == 2) { |
#if 0 |
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if (slirp_openpty(&master, &s) == -1) { |
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lprint("Error: openpty failed: %s\n", strerror(errno)); |
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return 0; |
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} |
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#else |
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return 0; |
return 0; |
#endif |
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} else { |
} else { |
addr.sin_family = AF_INET; |
addr.sin_family = AF_INET; |
addr.sin_port = 0; |
addr.sin_port = 0; |
Line 328 fork_exec(struct socket *so, const char
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Line 172 fork_exec(struct socket *so, const char
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} while (ret < 0 && errno == EINTR); |
} while (ret < 0 && errno == EINTR); |
} |
} |
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#if 0 |
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if (x_port >= 0) { |
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#ifdef HAVE_SETENV |
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sprintf(buff, "%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen); |
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setenv("DISPLAY", buff, 1); |
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#else |
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sprintf(buff, "DISPLAY=%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen); |
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putenv(buff); |
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#endif |
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} |
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#endif |
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dup2(s, 0); |
dup2(s, 0); |
dup2(s, 1); |
dup2(s, 1); |
dup2(s, 2); |
dup2(s, 2); |
Line 363 fork_exec(struct socket *so, const char
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Line 196 fork_exec(struct socket *so, const char
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argv[i++] = strdup(curarg); |
argv[i++] = strdup(curarg); |
} while (c); |
} while (c); |
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argv[i] = 0; |
argv[i] = NULL; |
execvp(argv[0], (char **)argv); |
execvp(argv[0], (char **)argv); |
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/* Ooops, failed, let's tell the user why */ |
/* Ooops, failed, let's tell the user why */ |
Line 402 fork_exec(struct socket *so, const char
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Line 235 fork_exec(struct socket *so, const char
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fd_nonblock(so->s); |
fd_nonblock(so->s); |
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/* Append the telnet options now */ |
/* Append the telnet options now */ |
if (so->so_m != 0 && do_pty == 1) { |
if (so->so_m != NULL && do_pty == 1) { |
sbappend(so, so->so_m); |
sbappend(so, so->so_m); |
so->so_m = 0; |
so->so_m = NULL; |
} |
} |
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return 1; |
return 1; |
Line 426 strdup(str)
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Line 259 strdup(str)
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} |
} |
#endif |
#endif |
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#if 0 |
#include "monitor.h" |
void |
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snooze_hup(num) |
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int num; |
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{ |
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int s, ret; |
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#ifndef NO_UNIX_SOCKETS |
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struct sockaddr_un sock_un; |
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#endif |
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struct sockaddr_in sock_in; |
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char buff[256]; |
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ret = -1; |
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if (slirp_socket_passwd) { |
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s = socket(AF_INET, SOCK_STREAM, 0); |
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if (s < 0) |
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slirp_exit(1); |
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sock_in.sin_family = AF_INET; |
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sock_in.sin_addr.s_addr = slirp_socket_addr; |
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sock_in.sin_port = htons(slirp_socket_port); |
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if (connect(s, (struct sockaddr *)&sock_in, sizeof(sock_in)) != 0) |
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slirp_exit(1); /* just exit...*/ |
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sprintf(buff, "kill %s:%d", slirp_socket_passwd, slirp_socket_unit); |
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write(s, buff, strlen(buff)+1); |
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} |
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#ifndef NO_UNIX_SOCKETS |
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else { |
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s = socket(AF_UNIX, SOCK_STREAM, 0); |
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if (s < 0) |
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slirp_exit(1); |
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sock_un.sun_family = AF_UNIX; |
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strcpy(sock_un.sun_path, socket_path); |
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if (connect(s, (struct sockaddr *)&sock_un, |
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sizeof(sock_un.sun_family) + sizeof(sock_un.sun_path)) != 0) |
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slirp_exit(1); |
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sprintf(buff, "kill none:%d", slirp_socket_unit); |
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write(s, buff, strlen(buff)+1); |
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} |
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#endif |
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slirp_exit(0); |
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} |
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void |
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snooze() |
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{ |
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sigset_t s; |
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int i; |
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/* Don't need our data anymore */ |
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/* XXX This makes SunOS barf */ |
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/* brk(0); */ |
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/* Close all fd's */ |
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for (i = 255; i >= 0; i--) |
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close(i); |
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signal(SIGQUIT, slirp_exit); |
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signal(SIGHUP, snooze_hup); |
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sigemptyset(&s); |
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/* Wait for any signal */ |
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sigsuspend(&s); |
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/* Just in case ... */ |
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exit(255); |
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} |
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void |
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relay(s) |
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int s; |
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{ |
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char buf[8192]; |
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int n; |
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fd_set readfds; |
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struct ttys *ttyp; |
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/* Don't need our data anymore */ |
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/* XXX This makes SunOS barf */ |
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/* brk(0); */ |
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signal(SIGQUIT, slirp_exit); |
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signal(SIGHUP, slirp_exit); |
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signal(SIGINT, slirp_exit); |
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signal(SIGTERM, slirp_exit); |
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/* Fudge to get term_raw and term_restore to work */ |
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if (NULL == (ttyp = tty_attach (0, slirp_tty))) { |
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lprint ("Error: tty_attach failed in misc.c:relay()\r\n"); |
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slirp_exit (1); |
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} |
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ttyp->fd = 0; |
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ttyp->flags |= TTY_CTTY; |
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term_raw(ttyp); |
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while (1) { |
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FD_ZERO(&readfds); |
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FD_SET(0, &readfds); |
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FD_SET(s, &readfds); |
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n = select(s+1, &readfds, (fd_set *)0, (fd_set *)0, (struct timeval *)0); |
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if (n <= 0) |
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slirp_exit(0); |
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if (FD_ISSET(0, &readfds)) { |
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n = read(0, buf, 8192); |
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if (n <= 0) |
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slirp_exit(0); |
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n = writen(s, buf, n); |
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if (n <= 0) |
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slirp_exit(0); |
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} |
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if (FD_ISSET(s, &readfds)) { |
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n = read(s, buf, 8192); |
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if (n <= 0) |
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slirp_exit(0); |
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n = writen(0, buf, n); |
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if (n <= 0) |
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slirp_exit(0); |
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} |
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} |
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/* Just in case.... */ |
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exit(1); |
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} |
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#endif |
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#ifdef CONFIG_QEMU |
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extern void term_vprintf(const char *fmt, va_list ap); |
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void lprint(const char *format, ...) |
void lprint(const char *format, ...) |
{ |
{ |
va_list args; |
va_list args; |
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va_start(args, format); |
va_start(args, format); |
term_vprintf(format, args); |
monitor_vprintf(cur_mon, format, args); |
va_end(args); |
va_end(args); |
} |
} |
#else |
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int (*lprint_print) _P((void *, const char *, va_list)); |
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char *lprint_ptr, *lprint_ptr2, **lprint_arg; |
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void |
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#ifdef __STDC__ |
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lprint(const char *format, ...) |
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#else |
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lprint(va_alist) va_dcl |
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#endif |
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{ |
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va_list args; |
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#ifdef __STDC__ |
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va_start(args, format); |
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#else |
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char *format; |
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va_start(args); |
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format = va_arg(args, char *); |
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#endif |
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#if 0 |
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/* If we're printing to an sbuf, make sure there's enough room */ |
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/* XXX +100? */ |
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if (lprint_sb) { |
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if ((lprint_ptr - lprint_sb->sb_wptr) >= |
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(lprint_sb->sb_datalen - (strlen(format) + 100))) { |
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int deltaw = lprint_sb->sb_wptr - lprint_sb->sb_data; |
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int deltar = lprint_sb->sb_rptr - lprint_sb->sb_data; |
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int deltap = lprint_ptr - lprint_sb->sb_data; |
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lprint_sb->sb_data = (char *)realloc(lprint_sb->sb_data, |
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lprint_sb->sb_datalen + TCP_SNDSPACE); |
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/* Adjust all values */ |
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lprint_sb->sb_wptr = lprint_sb->sb_data + deltaw; |
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lprint_sb->sb_rptr = lprint_sb->sb_data + deltar; |
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lprint_ptr = lprint_sb->sb_data + deltap; |
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lprint_sb->sb_datalen += TCP_SNDSPACE; |
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} |
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} |
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#endif |
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if (lprint_print) |
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lprint_ptr += (*lprint_print)(*lprint_arg, format, args); |
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/* Check if they want output to be logged to file as well */ |
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if (lfd) { |
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/* |
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* Remove \r's |
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* otherwise you'll get ^M all over the file |
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*/ |
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int len = strlen(format); |
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char *bptr1, *bptr2; |
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bptr1 = bptr2 = strdup(format); |
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while (len--) { |
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if (*bptr1 == '\r') |
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memcpy(bptr1, bptr1+1, len+1); |
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else |
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bptr1++; |
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} |
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vfprintf(lfd, bptr2, args); |
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free(bptr2); |
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} |
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va_end(args); |
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} |
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void |
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add_emu(buff) |
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char *buff; |
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{ |
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u_int lport, fport; |
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u_int8_t tos = 0, emu = 0; |
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char buff1[256], buff2[256], buff4[128]; |
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char *buff3 = buff4; |
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struct emu_t *emup; |
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struct socket *so; |
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if (sscanf(buff, "%256s %256s", buff2, buff1) != 2) { |
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lprint("Error: Bad arguments\r\n"); |
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return; |
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} |
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if (sscanf(buff1, "%d:%d", &lport, &fport) != 2) { |
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lport = 0; |
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if (sscanf(buff1, "%d", &fport) != 1) { |
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lprint("Error: Bad first argument\r\n"); |
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return; |
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} |
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} |
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if (sscanf(buff2, "%128[^:]:%128s", buff1, buff3) != 2) { |
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buff3 = 0; |
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if (sscanf(buff2, "%256s", buff1) != 1) { |
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lprint("Error: Bad second argument\r\n"); |
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return; |
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} |
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} |
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if (buff3) { |
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if (strcmp(buff3, "lowdelay") == 0) |
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tos = IPTOS_LOWDELAY; |
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else if (strcmp(buff3, "throughput") == 0) |
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tos = IPTOS_THROUGHPUT; |
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else { |
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lprint("Error: Expecting \"lowdelay\"/\"throughput\"\r\n"); |
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return; |
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} |
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} |
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if (strcmp(buff1, "ftp") == 0) |
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emu = EMU_FTP; |
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else if (strcmp(buff1, "irc") == 0) |
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emu = EMU_IRC; |
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else if (strcmp(buff1, "none") == 0) |
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emu = EMU_NONE; /* ie: no emulation */ |
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else { |
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lprint("Error: Unknown service\r\n"); |
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return; |
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} |
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|
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/* First, check that it isn't already emulated */ |
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for (emup = tcpemu; emup; emup = emup->next) { |
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if (emup->lport == lport && emup->fport == fport) { |
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lprint("Error: port already emulated\r\n"); |
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return; |
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} |
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} |
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|
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/* link it */ |
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emup = (struct emu_t *)malloc(sizeof (struct emu_t)); |
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emup->lport = (u_int16_t)lport; |
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emup->fport = (u_int16_t)fport; |
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emup->tos = tos; |
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emup->emu = emu; |
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emup->next = tcpemu; |
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tcpemu = emup; |
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|
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/* And finally, mark all current sessions, if any, as being emulated */ |
|
for (so = tcb.so_next; so != &tcb; so = so->so_next) { |
|
if ((lport && lport == ntohs(so->so_lport)) || |
|
(fport && fport == ntohs(so->so_fport))) { |
|
if (emu) |
|
so->so_emu = emu; |
|
if (tos) |
|
so->so_iptos = tos; |
|
} |
|
} |
|
|
|
lprint("Adding emulation for %s to port %d/%d\r\n", buff1, emup->lport, emup->fport); |
|
} |
|
#endif |
|
|
|
#ifdef BAD_SPRINTF |
#ifdef BAD_SPRINTF |
|
|
Line 764 sprintf_len(va_alist) va_dcl
|
Line 313 sprintf_len(va_alist) va_dcl
|
#endif |
#endif |
|
|
void |
void |
u_sleep(usec) |
u_sleep(int usec) |
int usec; |
|
{ |
{ |
struct timeval t; |
struct timeval t; |
fd_set fdset; |
fd_set fdset; |
Line 783 u_sleep(usec)
|
Line 331 u_sleep(usec)
|
*/ |
*/ |
|
|
void |
void |
fd_nonblock(fd) |
fd_nonblock(int fd) |
int fd; |
|
{ |
{ |
#ifdef FIONBIO |
#ifdef FIONBIO |
int opt = 1; |
#ifdef _WIN32 |
|
unsigned long opt = 1; |
|
#else |
|
int opt = 1; |
|
#endif |
|
|
ioctlsocket(fd, FIONBIO, &opt); |
ioctlsocket(fd, FIONBIO, &opt); |
#else |
#else |
Line 800 fd_nonblock(fd)
|
Line 351 fd_nonblock(fd)
|
} |
} |
|
|
void |
void |
fd_block(fd) |
fd_block(int fd) |
int fd; |
|
{ |
{ |
#ifdef FIONBIO |
#ifdef FIONBIO |
|
#ifdef _WIN32 |
|
unsigned long opt = 0; |
|
#else |
int opt = 0; |
int opt = 0; |
|
#endif |
|
|
ioctlsocket(fd, FIONBIO, &opt); |
ioctlsocket(fd, FIONBIO, &opt); |
#else |
#else |
Line 816 fd_block(fd)
|
Line 370 fd_block(fd)
|
#endif |
#endif |
} |
} |
|
|
|
void slirp_connection_info(Slirp *slirp, Monitor *mon) |
#if 0 |
|
/* |
|
* invoke RSH |
|
*/ |
|
int |
|
rsh_exec(so,ns, user, host, args) |
|
struct socket *so; |
|
struct socket *ns; |
|
char *user; |
|
char *host; |
|
char *args; |
|
{ |
{ |
int fd[2]; |
const char * const tcpstates[] = { |
int fd0[2]; |
[TCPS_CLOSED] = "CLOSED", |
int s; |
[TCPS_LISTEN] = "LISTEN", |
char buff[256]; |
[TCPS_SYN_SENT] = "SYN_SENT", |
|
[TCPS_SYN_RECEIVED] = "SYN_RCVD", |
DEBUG_CALL("rsh_exec"); |
[TCPS_ESTABLISHED] = "ESTABLISHED", |
DEBUG_ARG("so = %lx", (long)so); |
[TCPS_CLOSE_WAIT] = "CLOSE_WAIT", |
|
[TCPS_FIN_WAIT_1] = "FIN_WAIT_1", |
if (pipe(fd)<0) { |
[TCPS_CLOSING] = "CLOSING", |
lprint("Error: pipe failed: %s\n", strerror(errno)); |
[TCPS_LAST_ACK] = "LAST_ACK", |
return 0; |
[TCPS_FIN_WAIT_2] = "FIN_WAIT_2", |
} |
[TCPS_TIME_WAIT] = "TIME_WAIT", |
/* #ifdef HAVE_SOCKETPAIR */ |
}; |
#if 1 |
struct in_addr dst_addr; |
if (socketpair(PF_UNIX,SOCK_STREAM,0, fd0) == -1) { |
struct sockaddr_in src; |
close(fd[0]); |
socklen_t src_len; |
close(fd[1]); |
uint16_t dst_port; |
lprint("Error: openpty failed: %s\n", strerror(errno)); |
struct socket *so; |
return 0; |
const char *state; |
|
char buf[20]; |
|
int n; |
|
|
|
monitor_printf(mon, " Protocol[State] FD Source Address Port " |
|
"Dest. Address Port RecvQ SendQ\n"); |
|
|
|
for (so = slirp->tcb.so_next; so != &slirp->tcb; so = so->so_next) { |
|
if (so->so_state & SS_HOSTFWD) { |
|
state = "HOST_FORWARD"; |
|
} else if (so->so_tcpcb) { |
|
state = tcpstates[so->so_tcpcb->t_state]; |
|
} else { |
|
state = "NONE"; |
} |
} |
#else |
if (so->so_state & (SS_HOSTFWD | SS_INCOMING)) { |
if (slirp_openpty(&fd0[0], &fd0[1]) == -1) { |
src_len = sizeof(src); |
close(fd[0]); |
getsockname(so->s, (struct sockaddr *)&src, &src_len); |
close(fd[1]); |
dst_addr = so->so_laddr; |
lprint("Error: openpty failed: %s\n", strerror(errno)); |
dst_port = so->so_lport; |
return 0; |
} else { |
|
src.sin_addr = so->so_laddr; |
|
src.sin_port = so->so_lport; |
|
dst_addr = so->so_faddr; |
|
dst_port = so->so_fport; |
} |
} |
#endif |
n = snprintf(buf, sizeof(buf), " TCP[%s]", state); |
|
memset(&buf[n], ' ', 19 - n); |
switch(fork()) { |
buf[19] = 0; |
case -1: |
monitor_printf(mon, "%s %3d %15s %5d ", buf, so->s, |
lprint("Error: fork failed: %s\n", strerror(errno)); |
src.sin_addr.s_addr ? inet_ntoa(src.sin_addr) : "*", |
close(fd[0]); |
ntohs(src.sin_port)); |
close(fd[1]); |
monitor_printf(mon, "%15s %5d %5d %5d\n", |
close(fd0[0]); |
inet_ntoa(dst_addr), ntohs(dst_port), |
close(fd0[1]); |
so->so_rcv.sb_cc, so->so_snd.sb_cc); |
return 0; |
} |
|
|
case 0: |
|
close(fd[0]); |
|
close(fd0[0]); |
|
|
|
/* Set the DISPLAY */ |
|
if (x_port >= 0) { |
|
#ifdef HAVE_SETENV |
|
sprintf(buff, "%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen); |
|
setenv("DISPLAY", buff, 1); |
|
#else |
|
sprintf(buff, "DISPLAY=%s:%d.%d", inet_ntoa(our_addr), x_port, x_screen); |
|
putenv(buff); |
|
#endif |
|
} |
|
|
|
dup2(fd0[1], 0); |
|
dup2(fd0[1], 1); |
|
dup2(fd[1], 2); |
|
for (s = 3; s <= 255; s++) |
|
close(s); |
|
|
|
execlp("rsh","rsh","-l", user, host, args, NULL); |
|
|
|
/* Ooops, failed, let's tell the user why */ |
|
|
|
sprintf(buff, "Error: execlp of %s failed: %s\n", |
|
"rsh", strerror(errno)); |
|
write(2, buff, strlen(buff)+1); |
|
close(0); close(1); close(2); /* XXX */ |
|
exit(1); |
|
|
|
default: |
|
close(fd[1]); |
|
close(fd0[1]); |
|
ns->s=fd[0]; |
|
so->s=fd0[0]; |
|
|
|
return 1; |
for (so = slirp->udb.so_next; so != &slirp->udb; so = so->so_next) { |
} |
if (so->so_state & SS_HOSTFWD) { |
|
n = snprintf(buf, sizeof(buf), " UDP[HOST_FORWARD]"); |
|
src_len = sizeof(src); |
|
getsockname(so->s, (struct sockaddr *)&src, &src_len); |
|
dst_addr = so->so_laddr; |
|
dst_port = so->so_lport; |
|
} else { |
|
n = snprintf(buf, sizeof(buf), " UDP[%d sec]", |
|
(so->so_expire - curtime) / 1000); |
|
src.sin_addr = so->so_laddr; |
|
src.sin_port = so->so_lport; |
|
dst_addr = so->so_faddr; |
|
dst_port = so->so_fport; |
|
} |
|
memset(&buf[n], ' ', 19 - n); |
|
buf[19] = 0; |
|
monitor_printf(mon, "%s %3d %15s %5d ", buf, so->s, |
|
src.sin_addr.s_addr ? inet_ntoa(src.sin_addr) : "*", |
|
ntohs(src.sin_port)); |
|
monitor_printf(mon, "%15s %5d %5d %5d\n", |
|
inet_ntoa(dst_addr), ntohs(dst_port), |
|
so->so_rcv.sb_cc, so->so_snd.sb_cc); |
|
} |
} |
} |
#endif |
|