diff options
Diffstat (limited to 'qemu/slirp/ip_icmp.c')
| -rw-r--r-- | qemu/slirp/ip_icmp.c | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/qemu/slirp/ip_icmp.c b/qemu/slirp/ip_icmp.c index 9f1cb08a1..5ffc7a683 100644 --- a/qemu/slirp/ip_icmp.c +++ b/qemu/slirp/ip_icmp.c @@ -30,6 +30,7 @@ * ip_icmp.c,v 1.7 1995/05/30 08:09:42 rgrimes Exp */ +#include "qemu/osdep.h" #include "slirp.h" #include "ip_icmp.h" @@ -37,7 +38,7 @@ /* Be nice and tell them it's just a pseudo-ping packet */ static const char icmp_ping_msg[] = "This is a pseudo-PING packet used by Slirp to emulate ICMP ECHO-REQUEST packets.\n"; -/* list of actions for icmp_error() on RX of an icmp message */ +/* list of actions for icmp_send_error() on RX of an icmp message */ static const int icmp_flush[19] = { /* ECHO REPLY (0) */ 0, 1, @@ -100,7 +101,7 @@ static int icmp_send(struct socket *so, struct mbuf *m, int hlen) (struct sockaddr *)&addr, sizeof(addr)) == -1) { DEBUG_MISC((dfd, "icmp_input icmp sendto tx errno = %d-%s\n", errno, strerror(errno))); - icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_NET, 0, strerror(errno)); + icmp_send_error(m, ICMP_UNREACH, ICMP_UNREACH_NET, 0, strerror(errno)); icmp_detach(so); } @@ -125,7 +126,7 @@ icmp_input(struct mbuf *m, int hlen) Slirp *slirp = m->slirp; DEBUG_CALL("icmp_input"); - DEBUG_ARG("m = %lx", (long )m); + DEBUG_ARG("m = %p", m); DEBUG_ARG("m_len = %d", m->m_len); /* @@ -157,12 +158,12 @@ icmp_input(struct mbuf *m, int hlen) goto freeit; } else { struct socket *so; - struct sockaddr_in addr; + struct sockaddr_storage addr; if ((so = socreate(slirp)) == NULL) goto freeit; if (icmp_send(so, m, hlen) == 0) { return; } - if(udp_attach(so) == -1) { + if (udp_attach(so, AF_INET) == -1) { DEBUG_MISC((dfd,"icmp_input udp_attach errno = %d-%s\n", errno,strerror(errno))); sofree(so); @@ -170,8 +171,10 @@ icmp_input(struct mbuf *m, int hlen) goto end_error; } so->so_m = m; + so->so_ffamily = AF_INET; so->so_faddr = ip->ip_dst; so->so_fport = htons(7); + so->so_lfamily = AF_INET; so->so_laddr = ip->ip_src; so->so_lport = htons(9); so->so_iptos = ip->ip_tos; @@ -179,25 +182,14 @@ icmp_input(struct mbuf *m, int hlen) so->so_state = SS_ISFCONNECTED; /* Send the packet */ - addr.sin_family = AF_INET; - if ((so->so_faddr.s_addr & slirp->vnetwork_mask.s_addr) == - slirp->vnetwork_addr.s_addr) { - /* It's an alias */ - if (so->so_faddr.s_addr == slirp->vnameserver_addr.s_addr) { - if (get_dns_addr(&addr.sin_addr) < 0) - addr.sin_addr = loopback_addr; - } else { - addr.sin_addr = loopback_addr; - } - } else { - addr.sin_addr = so->so_faddr; - } - addr.sin_port = so->so_fport; + addr = so->fhost.ss; + sotranslate_out(so, &addr); + if(sendto(so->s, icmp_ping_msg, strlen(icmp_ping_msg), 0, - (struct sockaddr *)&addr, sizeof(addr)) == -1) { + (struct sockaddr *)&addr, sockaddr_size(&addr)) == -1) { DEBUG_MISC((dfd,"icmp_input udp sendto tx errno = %d-%s\n", errno,strerror(errno))); - icmp_error(m, ICMP_UNREACH,ICMP_UNREACH_NET, 0,strerror(errno)); + icmp_send_error(m, ICMP_UNREACH, ICMP_UNREACH_NET, 0, strerror(errno)); udp_detach(so); } } /* if ip->ip_dst.s_addr == alias_addr.s_addr */ @@ -243,7 +235,7 @@ end_error: #define ICMP_MAXDATALEN (IP_MSS-28) void -icmp_error(struct mbuf *msrc, u_char type, u_char code, int minsize, +icmp_send_error(struct mbuf *msrc, u_char type, u_char code, int minsize, const char *message) { unsigned hlen, shlen, s_ip_len; @@ -251,8 +243,8 @@ icmp_error(struct mbuf *msrc, u_char type, u_char code, int minsize, register struct icmp *icp; register struct mbuf *m; - DEBUG_CALL("icmp_error"); - DEBUG_ARG("msrc = %lx", (long )msrc); + DEBUG_CALL("icmp_send_error"); + DEBUG_ARG("msrc = %p", msrc); DEBUG_ARG("msrc_len = %d", msrc->m_len); if(type!=ICMP_UNREACH && type!=ICMP_TIMXCEED) goto end_error; @@ -441,7 +433,7 @@ void icmp_receive(struct socket *so) } DEBUG_MISC((dfd, " udp icmp rx errno = %d-%s\n", errno, strerror(errno))); - icmp_error(so->so_m, ICMP_UNREACH, error_code, 0, strerror(errno)); + icmp_send_error(so->so_m, ICMP_UNREACH, error_code, 0, strerror(errno)); } else { icmp_reflect(so->so_m); so->so_m = NULL; /* Don't m_free() it again! */ |