LocalIP: fix showMac does not honor defaultRouteOnly

This commit is contained in:
李通洲
2025-08-15 13:29:22 +08:00
parent 8319512c83
commit a5fd671b92
5 changed files with 274 additions and 167 deletions
+1 -1
View File
@@ -12,7 +12,7 @@ typedef struct FFLocalIpResult
FFstrbuf flags;
int32_t mtu;
int32_t speed; // in Mbps
bool defaultRoute;
FFLocalIpType defaultRoute;
} FFLocalIpResult;
typedef struct FFLocalIpNIFlag
+250 -145
View File
@@ -108,58 +108,22 @@ static const FFLocalIpNIFlag niFlagOptions[] = {
{},
};
static void addNewIp(FFlist* list, const char* name, const char* addr, int type, bool defaultRoute, uint64_t flags, bool firstOnly)
typedef enum __attribute__((__packed__)) FFIPv6Type
{
FFLocalIpResult* ip = NULL;
FF_IPV6_Other,
FF_IPV6_GUA = 0b0001,
FF_IPV6_GUA_SECONDARY = 0b0101,
FF_IPV6_ULA = 0b0010,
FF_IPV6_ULA_SECONDARY = 0b0110,
FF_IPV6_TYPE_MASK = 0b0011,
FF_IPV6_SECONDARY_FLAG = 0b1100,
FF_IPV6_PREFERRED = UINT8_MAX,
} FFIPv6Type;
FF_LIST_FOR_EACH(FFLocalIpResult, temp, *list)
{
if (!ffStrbufEqualS(&temp->name, name)) continue;
ip = temp;
if (defaultRoute) ip->defaultRoute = true;
break;
}
if (!ip)
{
ip = (FFLocalIpResult*) ffListAdd(list);
ffStrbufInitS(&ip->name, name);
ffStrbufInit(&ip->ipv4);
ffStrbufInit(&ip->ipv6);
ffStrbufInit(&ip->mac);
ffStrbufInit(&ip->flags);
ip->defaultRoute = defaultRoute;
ip->mtu = -1;
ip->speed = -1;
ffLocalIpFillNIFlags(&ip->flags, flags, niFlagOptions);
}
switch (type)
{
case AF_INET:
if (ip->ipv4.length)
{
if (firstOnly) return;
ffStrbufAppendC(&ip->ipv4, ',');
}
ffStrbufAppendS(&ip->ipv4, addr);
break;
case AF_INET6:
if (ip->ipv6.length)
{
if (firstOnly) return;
ffStrbufAppendC(&ip->ipv6, ',');
}
ffStrbufAppendS(&ip->ipv6, addr);
break;
case -1:
ffStrbufSetS(&ip->mac, addr);
break;
}
}
static bool isIPv6AddressPreferred(struct ifaddrs* ifa, struct sockaddr_in6* addr)
static FFIPv6Type getIpType(struct ifaddrs* ifa)
{
struct sockaddr_in6* addr = (struct sockaddr_in6*) ifa->ifa_addr;
#ifndef IN6_IS_ADDR_GLOBAL
#define IN6_IS_ADDR_GLOBAL(a) \
((((const uint32_t *) (a))[0] & htonl(0x70000000)) == htonl(0x20000000))
@@ -168,8 +132,13 @@ static bool isIPv6AddressPreferred(struct ifaddrs* ifa, struct sockaddr_in6* add
#define IN6_IS_ADDR_UNIQUE_LOCAL(a) \
((((const uint32_t *) (a))[0] & htonl(0xfe000000)) == htonl(0xfc000000))
#endif
if (!IN6_IS_ADDR_GLOBAL(&addr->sin6_addr) && !IN6_IS_ADDR_UNIQUE_LOCAL(&addr->sin6_addr))
return false;
FFIPv6Type result = FF_IPV6_Other;
if (IN6_IS_ADDR_GLOBAL(&addr->sin6_addr))
result = FF_IPV6_GUA;
else if (IN6_IS_ADDR_UNIQUE_LOCAL(&addr->sin6_addr))
result = FF_IPV6_ULA;
else
return FF_IPV6_Other;
#ifdef SIOCGIFAFLAG_IN6
static int sockfd = 0;
@@ -184,26 +153,26 @@ static bool isIPv6AddressPreferred(struct ifaddrs* ifa, struct sockaddr_in6* add
if (sockfd > 0) fcntl(sockfd, F_SETFD, FD_CLOEXEC);
#endif
}
if (sockfd < 0) return true; // Give up
if (sockfd < 0) return result;
struct in6_ifreq ifr6 = {};
ffStrCopy(ifr6.ifr_name, ifa->ifa_name, IFNAMSIZ);
ifr6.ifr_addr = *addr;
if (ioctl(sockfd, SIOCGIFAFLAG_IN6, &ifr6) != 0)
return true;
return result;
#ifdef IN6_IFF_PREFER_SOURCE
if (ifr6.ifr_ifru.ifru_flags6 & IN6_IFF_PREFER_SOURCE)
return true;
return FF_IPV6_PREFERRED;
#endif
return !(ifr6.ifr_ifru.ifru_flags6 & (IN6_IFF_DEPRECATED | IN6_IFF_TEMPORARY | IN6_IFF_TENTATIVE | IN6_IFF_DUPLICATED
if (ifr6.ifr_ifru.ifru_flags6 & (IN6_IFF_DEPRECATED | IN6_IFF_TEMPORARY | IN6_IFF_TENTATIVE | IN6_IFF_DUPLICATED
#ifdef IN6_IFF_OPTIMISTIC
| IN6_IFF_OPTIMISTIC
#endif
));
)) result |= FF_IPV6_SECONDARY_FLAG;
return result;
#elif __linux__
FF_UNUSED(ifa);
static FFlist addresses = {};
if (addresses.elementSize == 0)
{
@@ -230,38 +199,99 @@ static bool isIPv6AddressPreferred(struct ifaddrs* ifa, struct sockaddr_in6* add
--addresses.length;
}
}
if (addresses.capacity == 0) return true; // Give up
if (addresses.capacity == 0) return result;
FF_LIST_FOR_EACH(struct in6_addr, entry, addresses)
{
if (memcmp(&addr->sin6_addr, entry, sizeof(struct in6_addr)) == 0)
return true;
return result;
}
return false;
result |= FF_IPV6_SECONDARY_FLAG;
return result;
#elif __sun
if (ifa->ifa_flags & IFF_PREFERRED)
return true;
return !(ifa->ifa_flags & (IFF_DEPRECATED | IFF_TEMPORARY | IFF_DUPLICATE));
return FF_IPV6_PREFERRED;
if (ifa->ifa_flags & (IFF_DEPRECATED | IFF_TEMPORARY | IFF_DUPLICATE))
result |= FF_IPV6_SECONDARY_FLAG;
return result;
#else
return true;
return result;
#endif
}
typedef struct {
struct ifaddrs* mac;
FFlist /*<struct ifaddrs*>*/ ipv4;
FFlist /*<struct ifaddrs*>*/ ipv6;
} FFAdapter;
static void appendIpv4(const FFLocalIpOptions* options, FFstrbuf* buffer, const struct ifaddrs* ifa)
{
struct sockaddr_in* ipv4 = (struct sockaddr_in*) ifa->ifa_addr;
char addressBuffer[INET_ADDRSTRLEN + 16];
inet_ntop(AF_INET, &ipv4->sin_addr, addressBuffer, INET_ADDRSTRLEN);
if (options->showType & FF_LOCALIP_TYPE_PREFIX_LEN_BIT)
{
struct sockaddr_in* netmask = (struct sockaddr_in*) ifa->ifa_netmask;
int cidr = __builtin_popcount(netmask->sin_addr.s_addr);
if (cidr != 0)
{
size_t len = strlen(addressBuffer);
snprintf(addressBuffer + len, 16, "/%d", cidr);
}
}
if (buffer->length) ffStrbufAppendC(buffer, ',');
ffStrbufAppendS(buffer, addressBuffer);
}
static void appendIpv6(const FFLocalIpOptions* options, FFstrbuf* buffer, const struct ifaddrs* ifa)
{
struct sockaddr_in6* ipv6 = (struct sockaddr_in6*) ifa->ifa_addr;
char addressBuffer[INET6_ADDRSTRLEN + 16];
inet_ntop(AF_INET6, &ipv6->sin6_addr, addressBuffer, INET6_ADDRSTRLEN);
if (options->showType & FF_LOCALIP_TYPE_PREFIX_LEN_BIT)
{
struct sockaddr_in6* netmask = (struct sockaddr_in6*) ifa->ifa_netmask;
int cidr = 0;
static_assert(sizeof(netmask->sin6_addr) % sizeof(uint64_t) == 0, "");
for (uint32_t i = 0; i < sizeof(netmask->sin6_addr) / sizeof(uint64_t); ++i)
cidr += __builtin_popcountll(((uint64_t*) &netmask->sin6_addr)[i]);
if (cidr != 0)
{
size_t len = strlen(addressBuffer);
snprintf(addressBuffer + len, 16, "/%d", cidr);
}
}
if (buffer->length) ffStrbufAppendC(buffer, ',');
ffStrbufAppendS(buffer, addressBuffer);
}
const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
{
struct ifaddrs* ifAddrStruct = NULL;
if(getifaddrs(&ifAddrStruct) < 0)
return "getifaddrs(&ifAddrStruct) failed";
const FFNetifDefaultRouteResult* defaultRouteV4 = ffNetifGetDefaultRouteV4();
const FFNetifDefaultRouteResult* defaultRouteV6 = ffNetifGetDefaultRouteV6();
FF_LIST_AUTO_DESTROY adapters = ffListCreate(sizeof(FFAdapter));
for (struct ifaddrs* ifa = ifAddrStruct; ifa; ifa = ifa->ifa_next)
{
if (!ifa->ifa_addr)
continue;
#ifdef IFF_RUNNING
#ifdef IFF_RUNNING
if (!(ifa->ifa_flags & IFF_RUNNING))
continue;
#endif
#endif
if ((ifa->ifa_flags & IFF_LOOPBACK) && !(options->showType & FF_LOCALIP_TYPE_LOOP_BIT))
continue;
@@ -269,107 +299,182 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
if (options->namePrefix.length && strncmp(ifa->ifa_name, options->namePrefix.chars, options->namePrefix.length) != 0)
continue;
uint64_t flags = options->showType & FF_LOCALIP_TYPE_FLAGS_BIT ? ifa->ifa_flags : 0;
if (!(options->showType & FF_LOCALIP_TYPE_MAC_BIT) &&
ifa->ifa_addr->sa_family != AF_INET && ifa->ifa_addr->sa_family != AF_INET6)
continue;
if (ifa->ifa_addr->sa_family == AF_INET)
if (options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT)
{
if (!(options->showType & FF_LOCALIP_TYPE_IPV4_BIT))
continue;
if (!ffStrEquals(defaultRouteV4->ifName, ifa->ifa_name) &&
!ffStrEquals(defaultRouteV6->ifName, ifa->ifa_name))
continue;
}
struct sockaddr_in* ipv4 = (struct sockaddr_in*) ifa->ifa_addr;
FFAdapter* adapter = NULL;
FF_LIST_FOR_EACH(FFAdapter, x, adapters)
{
if (ffStrEquals(x->mac->ifa_name, ifa->ifa_name))
{
adapter = x;
break;
}
}
if (!adapter)
{
adapter = ffListAdd(&adapters);
*adapter = (FFAdapter) {
.mac = ifa,
.ipv4 = ffListCreate(sizeof(struct ifaddrs*)),
.ipv6 = ffListCreate(sizeof(struct ifaddrs*)),
};
}
switch (ifa->ifa_addr->sa_family)
{
case AF_INET:
if (options->showType & FF_LOCALIP_TYPE_IPV4_BIT)
*FF_LIST_ADD(struct ifaddrs*, adapter->ipv4) = ifa;
break;
case AF_INET6:
if (options->showType & FF_LOCALIP_TYPE_IPV6_BIT)
*FF_LIST_ADD(struct ifaddrs*, adapter->ipv6) = ifa;
break;
#if __FreeBSD__ || __OpenBSD__ || __APPLE__ || __NetBSD__ || __HAIKU__
case AF_LINK: adapter->mac = ifa; break;
#elif !__sun
case AF_PACKET: adapter->mac = ifa; break;
#endif
}
}
FF_LIST_FOR_EACH(FFAdapter, adapter, adapters)
{
FFLocalIpResult* item = FF_LIST_ADD(FFLocalIpResult, *results);
ffStrbufInitS(&item->name, adapter->mac->ifa_name);
ffStrbufInit(&item->ipv4);
ffStrbufInit(&item->ipv6);
ffStrbufInit(&item->mac);
ffStrbufInit(&item->flags);
item->defaultRoute = FF_LOCALIP_TYPE_NONE;
item->mtu = -1;
item->speed = -1;
if (options->showType & FF_LOCALIP_TYPE_FLAGS_BIT)
ffLocalIpFillNIFlags(&item->flags, adapter->mac->ifa_flags, niFlagOptions);
if ((options->showType & FF_LOCALIP_TYPE_IPV4_BIT))
{
bool isDefaultRouteIf = ffStrEquals(defaultRouteV4->ifName, adapter->mac->ifa_name);
if (isDefaultRouteIf) item->defaultRoute |= FF_LOCALIP_TYPE_IPV4_BIT;
const FFNetifDefaultRouteResult* defaultRoute = ffNetifGetDefaultRouteV4();
bool isDefaultRouteIf = ffStrEquals(defaultRoute->ifName, ifa->ifa_name);
if (options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT)
{
if (!isDefaultRouteIf)
continue;
if (!(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT))
{
bool isPreferredSourceAddr = defaultRoute->preferredSourceAddrV4 == 0 || ipv4->sin_addr.s_addr == defaultRoute->preferredSourceAddrV4;
if (!isPreferredSourceAddr)
continue;
}
goto v6;
}
char addressBuffer[INET_ADDRSTRLEN + 16];
inet_ntop(AF_INET, &ipv4->sin_addr, addressBuffer, INET_ADDRSTRLEN);
if (options->showType & FF_LOCALIP_TYPE_PREFIX_LEN_BIT)
if (!(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT))
{
struct sockaddr_in* netmask = (struct sockaddr_in*) ifa->ifa_netmask;
int cidr = __builtin_popcount(netmask->sin_addr.s_addr);
if (cidr != 0)
struct ifaddrs* ifa = NULL;
if (isDefaultRouteIf && defaultRouteV4->preferredSourceAddrV4 != 0) // preferredSourceAddrV4 is only set for the default route
{
size_t len = strlen(addressBuffer);
snprintf(addressBuffer + len, 16, "/%d", cidr);
FF_LIST_FOR_EACH(struct ifaddrs*, pifa, adapter->ipv4)
{
struct sockaddr_in* ipv4 = (struct sockaddr_in*) (*pifa)->ifa_addr;
if (ipv4->sin_addr.s_addr == defaultRouteV4->preferredSourceAddrV4)
{
ifa = *pifa;
break;
}
}
}
if (ifa)
appendIpv4(options, &item->ipv4, ifa);
else if (adapter->ipv4.length > 0)
appendIpv4(options, &item->ipv4, *FF_LIST_GET(struct ifaddrs*, adapter->ipv4, 0));
}
addNewIp(results, ifa->ifa_name, addressBuffer, AF_INET, isDefaultRouteIf, flags, !(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT));
}
else if (ifa->ifa_addr->sa_family == AF_INET6)
{
if (!(options->showType & FF_LOCALIP_TYPE_IPV6_BIT))
continue;
const FFNetifDefaultRouteResult* defaultRoute = ffNetifGetDefaultRouteV6();
bool isDefaultRouteIf = ffStrEquals(defaultRoute->ifName, ifa->ifa_name);
if ((options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT) && !isDefaultRouteIf)
continue;
struct sockaddr_in6* ipv6 = (struct sockaddr_in6 *)ifa->ifa_addr;
if (!(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT) && !isIPv6AddressPreferred(ifa, ipv6))
continue;
char addressBuffer[INET6_ADDRSTRLEN + 16];
inet_ntop(AF_INET6, &ipv6->sin6_addr, addressBuffer, INET6_ADDRSTRLEN);
if (options->showType & FF_LOCALIP_TYPE_PREFIX_LEN_BIT)
else
{
struct sockaddr_in6* netmask = (struct sockaddr_in6*) ifa->ifa_netmask;
int cidr = 0;
static_assert(sizeof(netmask->sin6_addr) % sizeof(uint64_t) == 0, "");
for (uint32_t i = 0; i < sizeof(netmask->sin6_addr) / sizeof(uint64_t); ++i)
cidr += __builtin_popcountll(((uint64_t*) &netmask->sin6_addr)[i]);
if (cidr != 0)
{
size_t len = strlen(addressBuffer);
snprintf(addressBuffer + len, 16, "/%d", cidr);
}
FF_LIST_FOR_EACH(struct ifaddrs*, pifa, adapter->ipv4)
appendIpv4(options, &item->ipv4, *pifa);
}
}
v6:
if ((options->showType & FF_LOCALIP_TYPE_IPV6_BIT))
{
bool isDefaultRouteIf = ffStrEquals(defaultRouteV6->ifName, adapter->mac->ifa_name);
if (isDefaultRouteIf) item->defaultRoute |= FF_LOCALIP_TYPE_IPV6_BIT;
if (options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT)
{
if (!isDefaultRouteIf)
goto mac;
}
addNewIp(results, ifa->ifa_name, addressBuffer, AF_INET6, isDefaultRouteIf, flags, !(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT));
}
#if __FreeBSD__ || __OpenBSD__ || __APPLE__ || __NetBSD__ || __HAIKU__
else if (ifa->ifa_addr->sa_family == AF_LINK)
{
if (!(options->showType & FF_LOCALIP_TYPE_MAC_BIT))
continue;
if (!(options->showType & FF_LOCALIP_TYPE_ALL_IPS_BIT))
{
struct ifaddrs* selected = NULL;
struct ifaddrs* secondary = NULL;
char addressBuffer[32];
uint8_t* ptr = (uint8_t*) LLADDR((struct sockaddr_dl *)ifa->ifa_addr);
snprintf(addressBuffer, ARRAY_SIZE(addressBuffer), "%02x:%02x:%02x:%02x:%02x:%02x",
ptr[0], ptr[1], ptr[2], ptr[3], ptr[4], ptr[5]);
addNewIp(results, ifa->ifa_name, addressBuffer, -1, false, flags, false);
FF_LIST_FOR_EACH(struct ifaddrs*, pifa, adapter->ipv6)
{
FFIPv6Type type = getIpType(*pifa);
if (type == FF_IPV6_PREFERRED)
{
selected = *pifa;
break;
}
else if (type == FF_IPV6_GUA && !selected)
selected = *pifa;
else if (type == FF_IPV6_ULA && !secondary)
secondary = *pifa;
}
if (!selected) selected = secondary;
if (selected)
appendIpv6(options, &item->ipv6, selected);
else if (adapter->ipv6.length > 0)
appendIpv6(options, &item->ipv6, *FF_LIST_GET(struct ifaddrs*, adapter->ipv6, 0));
}
else
{
FF_LIST_FOR_EACH(struct ifaddrs*, pifa, adapter->ipv6)
appendIpv6(options, &item->ipv6, *pifa);
}
}
mac:
#ifndef __sun
if (options->showType & FF_LOCALIP_TYPE_MAC_BIT)
{
if (adapter->mac->ifa_addr)
{
#if __FreeBSD__ || __OpenBSD__ || __APPLE__ || __NetBSD__ || __HAIKU__
uint8_t* ptr = (uint8_t*) LLADDR((struct sockaddr_dl *)adapter->mac->ifa_addr);
#else
uint8_t* ptr = ((struct sockaddr_ll *)adapter->mac->ifa_addr)->sll_addr;
#endif
ffStrbufSetF(&item->mac, "%02x:%02x:%02x:%02x:%02x:%02x",
ptr[0], ptr[1], ptr[2], ptr[3], ptr[4], ptr[5]);
}
}
#else
else if (ifa->ifa_addr->sa_family == AF_PACKET)
{
if (!(options->showType & FF_LOCALIP_TYPE_MAC_BIT))
continue;
char addressBuffer[32];
uint8_t* ptr = ((struct sockaddr_ll *)ifa->ifa_addr)->sll_addr;
snprintf(addressBuffer, ARRAY_SIZE(addressBuffer), "%02x:%02x:%02x:%02x:%02x:%02x",
ptr[0], ptr[1], ptr[2], ptr[3], ptr[4], ptr[5]);
addNewIp(results, ifa->ifa_name, addressBuffer, -1, false, flags, false);
}
(void) adapter;
#endif
}
if (ifAddrStruct) freeifaddrs(ifAddrStruct);
FF_LIST_FOR_EACH(FFAdapter, adapter, adapters)
{
ffListDestroy(&adapter->ipv4);
ffListDestroy(&adapter->ipv6);
}
if (ifAddrStruct)
{
freeifaddrs(ifAddrStruct);
ifAddrStruct = NULL;
}
if ((options->showType & FF_LOCALIP_TYPE_MTU_BIT) || (options->showType & FF_LOCALIP_TYPE_SPEED_BIT)
#ifdef __sun
+13 -19
View File
@@ -54,9 +54,6 @@ static void addNewIp(FFlist* list, const char* name, const char* addr, int type,
if (ip->ipv6.length) ffStrbufAppendC(&ip->ipv6, ',');
ffStrbufAppendS(&ip->ipv6, addr);
break;
case -1:
ffStrbufSetS(&ip->mac, addr);
break;
}
}
@@ -92,18 +89,12 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
return "GetAdaptersAddresses() failed";
}
uint32_t defaultRouteIfIndex = ffNetifGetDefaultRouteV4()->ifIndex;
// Iterate through all of the adapters
for (IP_ADAPTER_ADDRESSES* adapter = adapter_addresses; adapter; adapter = adapter->Next)
{
if (adapter->OperStatus != IfOperStatusUp)
continue;
bool isDefaultRoute = adapter->IfIndex == defaultRouteIfIndex;
if ((options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT) && !isDefaultRoute)
continue;
bool isLoop = adapter->IfType == IF_TYPE_SOFTWARE_LOOPBACK;
if (isLoop && !(options->showType & FF_LOCALIP_TYPE_LOOP_BIT))
continue;
@@ -115,16 +106,6 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
if (options->namePrefix.length && strncmp(name, options->namePrefix.chars, options->namePrefix.length) != 0)
continue;
if (options->showType & FF_LOCALIP_TYPE_MAC_BIT && adapter->PhysicalAddressLength == 6)
{
char addressBuffer[32];
uint8_t* ptr = adapter->PhysicalAddress;
snprintf(addressBuffer, ARRAY_SIZE(addressBuffer), "%02x:%02x:%02x:%02x:%02x:%02x",
ptr[0], ptr[1], ptr[2], ptr[3], ptr[4], ptr[5]);
addNewIp(results, name, addressBuffer, -1, newIp, isDefaultRoute);
newIp = false;
}
uint32_t typesToAdd = options->showType & (FF_LOCALIP_TYPE_IPV4_BIT | FF_LOCALIP_TYPE_IPV6_BIT | FF_LOCALIP_TYPE_ALL_IPS_BIT);
for (IP_ADAPTER_UNICAST_ADDRESS* ifa = adapter->FirstUnicastAddress; ifa; ifa = ifa->Next)
@@ -136,6 +117,10 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
{
if (!(typesToAdd & (FF_LOCALIP_TYPE_IPV4_BIT | FF_LOCALIP_TYPE_ALL_IPS_BIT))) continue;
bool isDefaultRoute = ((options->showType & FF_LOCALIP_TYPE_IPV4_BIT) && ffNetifGetDefaultRouteV4()->ifIndex == adapter->IfIndex);
if ((options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT) && !isDefaultRoute)
continue;
SOCKADDR_IN* ipv4 = (SOCKADDR_IN*) ifa->Address.lpSockaddr;
char addressBuffer[INET_ADDRSTRLEN + 6];
inet_ntop(AF_INET, &ipv4->sin_addr, addressBuffer, INET_ADDRSTRLEN);
@@ -156,6 +141,10 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
{
if (!(typesToAdd & (FF_LOCALIP_TYPE_IPV6_BIT | FF_LOCALIP_TYPE_ALL_IPS_BIT))) continue;
bool isDefaultRoute = ((options->showType & FF_LOCALIP_TYPE_IPV6_BIT) && ffNetifGetDefaultRouteV6()->ifIndex == adapter->IfIndex);
if ((options->showType & FF_LOCALIP_TYPE_DEFAULT_ROUTE_ONLY_BIT) && !isDefaultRoute)
continue;
SOCKADDR_IN6* ipv6 = (SOCKADDR_IN6*) ifa->Address.lpSockaddr;
char addressBuffer[INET6_ADDRSTRLEN + 6];
inet_ntop(AF_INET6, &ipv6->sin6_addr, addressBuffer, INET6_ADDRSTRLEN);
@@ -183,6 +172,11 @@ const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results)
result->mtu = (int32_t) adapter->Mtu;
if (options->showType & FF_LOCALIP_TYPE_FLAGS_BIT)
ffLocalIpFillNIFlags(&result->flags, adapter->Flags, niFlagOptions);
if (options->showType & FF_LOCALIP_TYPE_MAC_BIT && adapter->PhysicalAddressLength == 6)
{
uint8_t* ptr = adapter->PhysicalAddress;
ffStrbufSetF(&result->mac, "%02x:%02x:%02x:%02x:%02x:%02x", ptr[0], ptr[1], ptr[2], ptr[3], ptr[4], ptr[5]);
}
}
}
+4 -2
View File
@@ -91,9 +91,11 @@ static void printIp(FFLocalIpResult* ip, bool markDefaultRoute, FFstrbuf* buffer
}
if (ip->flags.length)
{
if (buffer->length) ffStrbufAppendS(buffer, " <");
bool flag = buffer->length > 0;
if (flag) ffStrbufAppendS(buffer, " <");
ffStrbufAppend(buffer, &ip->flags);
ffStrbufAppendC(buffer, '>');
if (flag)
ffStrbufAppendC(buffer, '>');
}
if (markDefaultRoute && ip->defaultRoute)
ffStrbufAppendS(buffer, " *");
+6
View File
@@ -120,3 +120,9 @@ static inline void ffListClear(FFlist* list)
assert((listVar).capacity > (index)); \
(itemType*)(listVar).data + (index); \
})
#define FF_LIST_ADD(itemType, listVar) \
({ \
assert(sizeof(itemType) == (listVar).elementSize); \
(itemType*) ffListAdd(&(listVar)); \
})