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add getifaddrs

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supports ipv4 and ipv6, but not the "extended" usage where
usage statistics and other info are assigned to ifa_data members
of duplicate entries with AF_PACKET family.
This commit is contained in:
rofl0r 2013-04-05 19:26:51 +02:00
commit 202db37a6f
2 changed files with 222 additions and 0 deletions
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31
include/ifaddrs.h Normal file
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@ -0,0 +1,31 @@
#ifndef _IFADDRS_H
#define _IFADDRS_H
#ifdef __cplusplus
extern "C" {
#endif
#include <features.h>
#include <netinet/in.h>
struct ifaddrs {
struct ifaddrs *ifa_next;
char *ifa_name;
unsigned ifa_flags;
struct sockaddr *ifa_addr;
struct sockaddr *ifa_netmask;
union {
struct sockaddr *ifu_broadaddr;
struct sockaddr *ifu_dstaddr;
} ifa_ifu;
void *ifa_data;
};
#define ifa_broadaddr ifa_ifu.ifu_broadaddr
#define ifa_dstaddr ifa_ifu.ifu_dstaddr
#ifdef __cplusplus
}
#endif
#endif