master ohmu/fastfetch-openbsd / src / detection / localip / localip.h
ohmu  ·  2026-10-15
 1#pragma once
 2
 3#include "fastfetch.h"
 4#include "modules/localip/option.h"
 5
 6#ifndef IN6_IS_ADDR_GLOBAL
 7    /* Global Unicast: 2000::/3 (001...) */
 8    #define IN6_IS_ADDR_GLOBAL(a) (((a)->s6_addr[0] & 0xE0) == 0x20)
 9#endif
10#ifndef IN6_IS_ADDR_UNIQUE_LOCAL
11    /* Unique Local: fc00::/7 (1111 110...) */
12    #define IN6_IS_ADDR_UNIQUE_LOCAL(a) (((a)->s6_addr[0] & 0xFE) == 0xFC)
13#endif
14#ifndef IN6_IS_ADDR_LINKLOCAL
15    /* Link-Local: fe80::/10 (1111 1110 10...) */
16    #define IN6_IS_ADDR_LINKLOCAL(a) (((a)->s6_addr[0] == 0xFE) && (((a)->s6_addr[1] & 0xC0) == 0x80))
17#endif
18
19typedef struct FFLocalIpResult {
20    FFstrbuf name;
21    FFstrbuf ipv4;
22    FFstrbuf ipv6;
23    FFstrbuf mac;
24    FFstrbuf flags;
25    int32_t mtu;
26    int32_t speed; // in Mbps
27    FFLocalIpType defaultRoute;
28} FFLocalIpResult;
29
30typedef struct FFLocalIpNIFlag {
31    uint32_t flag;
32    const char* name;
33} FFLocalIpNIFlag;
34
35static inline void ffLocalIpFillNIFlags(FFstrbuf* buf, uint64_t flag, const FFLocalIpNIFlag names[]) {
36    for (const FFLocalIpNIFlag* nf = names; flag && nf->name; ++nf) {
37        if (flag & nf->flag) {
38            if (buf->length > 0) {
39                ffStrbufAppendC(buf, ',');
40            }
41            ffStrbufAppendS(buf, nf->name);
42            flag &= ~nf->flag;
43        }
44    }
45}
46
47const char* ffDetectLocalIps(const FFLocalIpOptions* options, FFlist* results);