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panic if networking can't be initalized (packet filter/socket)

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if the user wants to use bochs as non-root, disable ne2k!
This commit is contained in:
Todd T.Fries 2001-10-03 14:53:22 +00:00
parent 57071445e6
commit 6742ab9f91
2 changed files with 11 additions and 11 deletions
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4
bochs/iodev/eth_fbsd.cc
View File

@ -1,5 +1,5 @@
///////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////
// $Id: eth_fbsd.cc,v 1.16 2001-10-03 13:10:38 bdenney Exp $ // $Id: eth_fbsd.cc,v 1.17 2001-10-03 14:53:22 fries Exp $
///////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////
// //
// Copyright (C) 2001 MandrakeSoft S.A. // Copyright (C) 2001 MandrakeSoft S.A.
@ -158,7 +158,7 @@ bx_fbsd_pktmover_c::bx_fbsd_pktmover_c(const char *netif,
} while (this->bpf_fd == -1); } while (this->bpf_fd == -1);
if (this->bpf_fd == -1) { if (this->bpf_fd == -1) {
BX_ERROR(("eth_freebsd: could not open packet filter")); BX_PANIC(("eth_freebsd: could not open packet filter"));
return; return;
} }

16
bochs/iodev/eth_linux.cc
View File

@ -1,5 +1,5 @@
///////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////
// $Id: eth_linux.cc,v 1.3 2001-10-03 13:10:38 bdenney Exp $ // $Id: eth_linux.cc,v 1.4 2001-10-03 14:53:22 fries Exp $
///////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////
// //
// Copyright (C) 2001 MandrakeSoft S.A. // Copyright (C) 2001 MandrakeSoft S.A.
@ -144,9 +144,9 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
// //
if ((this->fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL))) == -1) { if ((this->fd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL))) == -1) {
if (errno == EACCES) if (errno == EACCES)
BX_INFO(("eth_linux: must be root or have CAP_NET_RAW capability to open socket")); BX_PANIC(("eth_linux: must be root or have CAP_NET_RAW capability to open socket"));
else else
BX_INFO(("eth_linux: could not open socket")); BX_PANIC(("eth_linux: could not open socket"));
this->fd = -1; this->fd = -1;
return; return;
} }
@ -156,7 +156,7 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
memset(&ifr, 0, sizeof(ifr)); memset(&ifr, 0, sizeof(ifr));
strcpy(ifr.ifr_name, netif); strcpy(ifr.ifr_name, netif);
if (ioctl(this->fd, SIOCGIFINDEX, &ifr) == -1) { if (ioctl(this->fd, SIOCGIFINDEX, &ifr) == -1) {
BX_INFO(("eth_linux: could not get index for interface %s\n", netif)); BX_PANIC(("eth_linux: could not get index for interface %s\n", netif));
close(fd); close(fd);
this->fd = -1; this->fd = -1;
return; return;
@ -170,7 +170,7 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
sll.sll_family = AF_PACKET; sll.sll_family = AF_PACKET;
sll.sll_ifindex = this->ifindex; sll.sll_ifindex = this->ifindex;
if (bind(fd, (struct sockaddr *)&sll, (socklen_t)sizeof(sll)) == -1) { if (bind(fd, (struct sockaddr *)&sll, (socklen_t)sizeof(sll)) == -1) {
BX_INFO(("eth_linux: could not bind to interface %s\n", netif)); BX_PANIC(("eth_linux: could not bind to interface %s\n", netif));
close(fd); close(fd);
this->fd = -1; this->fd = -1;
return; return;
@ -182,7 +182,7 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
mr.mr_ifindex = this->ifindex; mr.mr_ifindex = this->ifindex;
mr.mr_type = PACKET_MR_PROMISC; mr.mr_type = PACKET_MR_PROMISC;
if (setsockopt(this->fd, SOL_PACKET, PACKET_ADD_MEMBERSHIP, (void *)&mr, (socklen_t)sizeof(mr)) == -1) { if (setsockopt(this->fd, SOL_PACKET, PACKET_ADD_MEMBERSHIP, (void *)&mr, (socklen_t)sizeof(mr)) == -1) {
BX_INFO(("eth_linux: could not enable promisc mode: %s\n", strerror(errno))); BX_PANIC(("eth_linux: could not enable promisc mode: %s\n", strerror(errno)));
close(this->fd); close(this->fd);
this->fd = -1; this->fd = -1;
return; return;
@ -190,7 +190,7 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
// Set up non-blocking i/o // Set up non-blocking i/o
if (fcntl(this->fd, F_SETFL, O_NONBLOCK) == -1) { if (fcntl(this->fd, F_SETFL, O_NONBLOCK) == -1) {
BX_INFO(("eth_linux: could not set non-blocking i/o on socket")); BX_PANIC(("eth_linux: could not set non-blocking i/o on socket"));
close(this->fd); close(this->fd);
this->fd = -1; this->fd = -1;
return; return;
@ -209,7 +209,7 @@ bx_linux_pktmover_c::bx_linux_pktmover_c(const char *netif,
fp.filter = this->filter; fp.filter = this->filter;
BX_INFO(("eth_linux: fp.len=%d fp.filter=%lx", fp.len, fp.filter)); BX_INFO(("eth_linux: fp.len=%d fp.filter=%lx", fp.len, fp.filter));
if (setsockopt(this->fd, SOL_SOCKET, SO_ATTACH_FILTER, &fp, sizeof(fp)) < 0) { if (setsockopt(this->fd, SOL_SOCKET, SO_ATTACH_FILTER, &fp, sizeof(fp)) < 0) {
BX_INFO(("eth_linux: could not set socket filter: %s", strerror(errno))); BX_PANIC(("eth_linux: could not set socket filter: %s", strerror(errno)));
close(this->fd); close(this->fd);
this->fd = -1; this->fd = -1;
return; return;