coydog/zmap-freebsd
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FreeBSD port initial checkin. This is based on 5cd6f3294c,

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September 9, 2013, before CMake changes. Includes proto_headers.h.
Most or all of __FREEBSD__ changes should, IMHO, be merged back into Linux version.
This should build on Linux with __FREEBSD__ defined.
This commit is contained in:
William Kelly
2013-10-16 22:12:11 -05:00
parent 5cd6f3294c
commit 833c781d94
17 changed files with 862 additions and 59 deletions
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55
src/get_gateway.c
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@ -15,16 +15,22 @@
#include <netinet/in.h>
#include <net/if.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#ifdef __FREEBSD__
#include <ifaddrs.h>
#else
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include "../lib/logger.h"
#ifdef __FREEBSD__
#else
int read_nl_sock(int sock, char *buf, int buf_len)
{
int msg_len = 0;
@ -87,7 +93,14 @@ int send_nl_req(uint16_t msg_type, uint32_t seq,
free(nlmsg);
return sock;
}
#endif
#ifdef __FREEBSD__
int get_hw_addr(struct in_addr *gw_ip, char *iface, unsigned char *hw_mac) {
log_fatal("get-gw", "get_hw_addr() not yet implemented for BSD");
return -1;
}
#else
int get_hw_addr(struct in_addr *gw_ip, char *iface, unsigned char *hw_mac)
{
char buf[8192];
@ -164,8 +177,19 @@ int get_hw_addr(struct in_addr *gw_ip, char *iface, unsigned char *hw_mac)
}
return -1;
}
#endif
// gw and iface[IF_NAMESIZE] MUST be allocated
/* wbk TODO: Need a better understanding of what the Linux rt stuff
is doing. May be portable to BSD using different constants */
#ifdef __FREEBSD__
/* TODO */
int get_default_gw(struct in_addr *gw, char *iface)
{
log_fatal("get-gw", "get_default_gw() not yet implemented for BSD; use -G [router MAC] instead");
return -1;
}
#else
int get_default_gw(struct in_addr *gw, char *iface)
{
struct rtmsg req;
@ -223,8 +247,29 @@ int get_default_gw(struct in_addr *gw, char *iface)
}
return -1;
}
#endif
// Returns the first IP address for a given iface
#ifdef __FREEBSD__
int get_iface_ip(char *iface, struct in_addr *ip)
{
/* retrieve IP address using getifaddrs(). Should port across BSD's. */
struct ifaddrs *p = NULL;
struct sockaddr_in *sin = NULL;
if (getifaddrs(&p) == -1) {
log_fatal("get_getway", "get_if_ip() getifaddrs() failed!");
}
for (; p != NULL; p = p->ifa_next) {
if ( (p->ifa_addr->sa_family == AF_INET)
&& (strncmp(iface, p->ifa_name, IF_NAMESIZE) == 0) )
{
sin = (struct sockaddr_in *)(p->ifa_addr);
memcpy(ip, &(sin->sin_addr), sizeof(*ip));
return 0;
}
}
}
#else
int get_iface_ip(char *iface, struct in_addr *ip)
{
int sock;
@ -246,4 +291,4 @@ int get_iface_ip(char *iface, struct in_addr *ip)
memcpy(ip, &((struct sockaddr_in*)&ifr.ifr_addr)->sin_addr, sizeof(*ip));
return 0;
}
#endif