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LocalIP: simplify loop interface detection

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This commit is contained in:
李通洲
2023-04-18 20:38:02 +08:00
parent 9a1bc66dfc
commit 26feccc0e4
1 changed files with 2 additions and 6 deletions
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src/detection/localip/localip_linux.c
+2 -6
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@@ -2,14 +2,10 @@
#include <string.h>
#include <ctype.h>
#include <net/if.h>
#include <ifaddrs.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <net/if.h>
#ifdef __FreeBSD__
#include <sys/socket.h> // FreeBSD needs this for AF_INET
#endif
static void addNewIp(FFlist* list, const char* name, const char* addr, bool ipv6)
{
@@ -31,7 +27,7 @@ const char* ffDetectLocalIps(const FFinstance* instance, FFlist* results)
continue;
// loop back
if (strncmp(ifa->ifa_name, "lo", 2) == 0 && (ifa->ifa_name[2] == '\0' || isdigit(ifa->ifa_name[2])) && !instance->config.localIpShowLoop)
if ((ifa->ifa_flags & IFF_LOOPBACK) && !instance->config.localIpShowLoop)
continue;
if (instance->config.localIpNamePrefix.length && strncmp(ifa->ifa_name, instance->config.localIpNamePrefix.chars, instance->config.localIpNamePrefix.length) != 0)