mirror of
https://github.com/fastfetch-cli/fastfetch.git
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李通洲
31 lines
688 B
C
31 lines
688 B
C
#include "netif.h"
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#ifndef _WIN32
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#include <net/if.h>
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#else
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#define IF_NAMESIZE 0
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#endif
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bool ffNetifGetDefaultRouteImpl(char iface[IF_NAMESIZE + 1], uint32_t* ifIndex);
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enum { IF_INDEX_UNINITIALIZED = (uint32_t) -1, IF_INDEX_INVALID = (uint32_t) -2 };
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static uint32_t ifIndex = IF_INDEX_UNINITIALIZED;
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static char ifName[IF_NAMESIZE + 1];
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static inline void init()
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{
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if (ifIndex == (uint32_t) IF_INDEX_UNINITIALIZED && !ffNetifGetDefaultRouteImpl(ifName, &ifIndex))
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ifIndex = (uint32_t) IF_INDEX_INVALID;
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}
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const char* ffNetifGetDefaultRouteIfName()
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{
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init();
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return ifName;
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}
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uint32_t ffNetifGetDefaultRouteIfIndex()
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{
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init();
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return ifIndex;
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}
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