diff options
author | 2017-04-25 03:31:15 -0700 | |
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committer | 2017-05-22 06:48:08 +0000 | |
commit | bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch) | |
tree | ca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/slirp/misc.c | |
parent | a14b48d18a9ed03ec191cf16b162206998a895ce (diff) |
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/slirp/misc.c')
-rw-r--r-- | qemu/slirp/misc.c | 315 |
1 files changed, 0 insertions, 315 deletions
diff --git a/qemu/slirp/misc.c b/qemu/slirp/misc.c deleted file mode 100644 index 2fbd04856..000000000 --- a/qemu/slirp/misc.c +++ /dev/null @@ -1,315 +0,0 @@ -/* - * Copyright (c) 1995 Danny Gasparovski. - * - * Please read the file COPYRIGHT for the - * terms and conditions of the copyright. - */ - -#include "qemu/osdep.h" -#include <slirp.h> -#include <libslirp.h> - -#include "monitor/monitor.h" -#include "qemu/error-report.h" -#include "qemu/main-loop.h" - -#ifdef DEBUG -int slirp_debug = DBG_CALL|DBG_MISC|DBG_ERROR; -#endif - -inline void -insque(void *a, void *b) -{ - register struct quehead *element = (struct quehead *) a; - register struct quehead *head = (struct quehead *) b; - element->qh_link = head->qh_link; - head->qh_link = (struct quehead *)element; - element->qh_rlink = (struct quehead *)head; - ((struct quehead *)(element->qh_link))->qh_rlink - = (struct quehead *)element; -} - -inline void -remque(void *a) -{ - register struct quehead *element = (struct quehead *) a; - ((struct quehead *)(element->qh_link))->qh_rlink = element->qh_rlink; - ((struct quehead *)(element->qh_rlink))->qh_link = element->qh_link; - element->qh_rlink = NULL; -} - -int add_exec(struct ex_list **ex_ptr, int do_pty, char *exec, - struct in_addr addr, int port) -{ - struct ex_list *tmp_ptr; - - /* First, check if the port is "bound" */ - for (tmp_ptr = *ex_ptr; tmp_ptr; tmp_ptr = tmp_ptr->ex_next) { - if (port == tmp_ptr->ex_fport && - addr.s_addr == tmp_ptr->ex_addr.s_addr) - return -1; - } - - tmp_ptr = *ex_ptr; - *ex_ptr = g_new(struct ex_list, 1); - (*ex_ptr)->ex_fport = port; - (*ex_ptr)->ex_addr = addr; - (*ex_ptr)->ex_pty = do_pty; - (*ex_ptr)->ex_exec = (do_pty == 3) ? exec : g_strdup(exec); - (*ex_ptr)->ex_next = tmp_ptr; - return 0; -} - -#ifndef HAVE_STRERROR - -/* - * For systems with no strerror - */ - -extern int sys_nerr; -extern char *sys_errlist[]; - -char * -strerror(error) - int error; -{ - if (error < sys_nerr) - return sys_errlist[error]; - else - return "Unknown error."; -} - -#endif - - -#ifdef _WIN32 - -int -fork_exec(struct socket *so, const char *ex, int do_pty) -{ - /* not implemented */ - return 0; -} - -#else - -/* - * XXX This is ugly - * We create and bind a socket, then fork off to another - * process, which connects to this socket, after which we - * exec the wanted program. If something (strange) happens, - * the accept() call could block us forever. - * - * do_pty = 0 Fork/exec inetd style - * do_pty = 1 Fork/exec using slirp.telnetd - * do_ptr = 2 Fork/exec using pty - */ -int -fork_exec(struct socket *so, const char *ex, int do_pty) -{ - int s; - struct sockaddr_in addr; - socklen_t addrlen = sizeof(addr); - int opt; - const char *argv[256]; - /* don't want to clobber the original */ - char *bptr; - const char *curarg; - int c, i, ret; - pid_t pid; - - DEBUG_CALL("fork_exec"); - DEBUG_ARG("so = %p", so); - DEBUG_ARG("ex = %p", ex); - DEBUG_ARG("do_pty = %x", do_pty); - - if (do_pty == 2) { - return 0; - } else { - addr.sin_family = AF_INET; - addr.sin_port = 0; - addr.sin_addr.s_addr = INADDR_ANY; - - if ((s = qemu_socket(AF_INET, SOCK_STREAM, 0)) < 0 || - bind(s, (struct sockaddr *)&addr, addrlen) < 0 || - listen(s, 1) < 0) { - error_report("Error: inet socket: %s", strerror(errno)); - closesocket(s); - - return 0; - } - } - - pid = fork(); - switch(pid) { - case -1: - error_report("Error: fork failed: %s", strerror(errno)); - close(s); - return 0; - - case 0: - setsid(); - - /* Set the DISPLAY */ - getsockname(s, (struct sockaddr *)&addr, &addrlen); - close(s); - /* - * Connect to the socket - * XXX If any of these fail, we're in trouble! - */ - s = qemu_socket(AF_INET, SOCK_STREAM, 0); - addr.sin_addr = loopback_addr; - do { - ret = connect(s, (struct sockaddr *)&addr, addrlen); - } while (ret < 0 && errno == EINTR); - - dup2(s, 0); - dup2(s, 1); - dup2(s, 2); - for (s = getdtablesize() - 1; s >= 3; s--) - close(s); - - i = 0; - bptr = g_strdup(ex); /* No need to free() this */ - if (do_pty == 1) { - /* Setup "slirp.telnetd -x" */ - argv[i++] = "slirp.telnetd"; - argv[i++] = "-x"; - argv[i++] = bptr; - } else - do { - /* Change the string into argv[] */ - curarg = bptr; - while (*bptr != ' ' && *bptr != (char)0) - bptr++; - c = *bptr; - *bptr++ = (char)0; - argv[i++] = g_strdup(curarg); - } while (c); - - argv[i] = NULL; - execvp(argv[0], (char **)argv); - - /* Ooops, failed, let's tell the user why */ - fprintf(stderr, "Error: execvp of %s failed: %s\n", - argv[0], strerror(errno)); - close(0); close(1); close(2); /* XXX */ - exit(1); - - default: - qemu_add_child_watch(pid); - /* - * XXX this could block us... - * XXX Should set a timer here, and if accept() doesn't - * return after X seconds, declare it a failure - * The only reason this will block forever is if socket() - * of connect() fail in the child process - */ - do { - so->s = accept(s, (struct sockaddr *)&addr, &addrlen); - } while (so->s < 0 && errno == EINTR); - closesocket(s); - socket_set_fast_reuse(so->s); - opt = 1; - qemu_setsockopt(so->s, SOL_SOCKET, SO_OOBINLINE, &opt, sizeof(int)); - qemu_set_nonblock(so->s); - - /* Append the telnet options now */ - if (so->so_m != NULL && do_pty == 1) { - sbappend(so, so->so_m); - so->so_m = NULL; - } - - return 1; - } -} -#endif - -void slirp_connection_info(Slirp *slirp, Monitor *mon) -{ - const char * const tcpstates[] = { - [TCPS_CLOSED] = "CLOSED", - [TCPS_LISTEN] = "LISTEN", - [TCPS_SYN_SENT] = "SYN_SENT", - [TCPS_SYN_RECEIVED] = "SYN_RCVD", - [TCPS_ESTABLISHED] = "ESTABLISHED", - [TCPS_CLOSE_WAIT] = "CLOSE_WAIT", - [TCPS_FIN_WAIT_1] = "FIN_WAIT_1", - [TCPS_CLOSING] = "CLOSING", - [TCPS_LAST_ACK] = "LAST_ACK", - [TCPS_FIN_WAIT_2] = "FIN_WAIT_2", - [TCPS_TIME_WAIT] = "TIME_WAIT", - }; - struct in_addr dst_addr; - struct sockaddr_in src; - socklen_t src_len; - uint16_t dst_port; - struct socket *so; - const char *state; - char buf[20]; - - 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"; - } - if (so->so_state & (SS_HOSTFWD | SS_INCOMING)) { - src_len = sizeof(src); - getsockname(so->s, (struct sockaddr *)&src, &src_len); - dst_addr = so->so_laddr; - dst_port = so->so_lport; - } else { - src.sin_addr = so->so_laddr; - src.sin_port = so->so_lport; - dst_addr = so->so_faddr; - dst_port = so->so_fport; - } - snprintf(buf, sizeof(buf), " TCP[%s]", state); - monitor_printf(mon, "%-19s %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); - } - - for (so = slirp->udb.so_next; so != &slirp->udb; so = so->so_next) { - if (so->so_state & SS_HOSTFWD) { - 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 { - 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; - } - monitor_printf(mon, "%-19s %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); - } - - for (so = slirp->icmp.so_next; so != &slirp->icmp; so = so->so_next) { - snprintf(buf, sizeof(buf), " ICMP[%d sec]", - (so->so_expire - curtime) / 1000); - src.sin_addr = so->so_laddr; - dst_addr = so->so_faddr; - monitor_printf(mon, "%-19s %3d %15s - ", buf, so->s, - src.sin_addr.s_addr ? inet_ntoa(src.sin_addr) : "*"); - monitor_printf(mon, "%15s - %5d %5d\n", inet_ntoa(dst_addr), - so->so_rcv.sb_cc, so->so_snd.sb_cc); - } -} |