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LibC: Add IN6_IS_ADDR_* and IN_MULTICAST macros 

These are assumed to exist by some ports
This commit is contained in:
Bananymous 2025-08-08 01:05:22 +03:00
parent 92e962430b
commit 009b073892
1 changed files with 48 additions and 15 deletions
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61
userspace/libraries/LibC/include/netinet/in.h
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@ -59,6 +59,8 @@ enum
#define IPV6_V6ONLY IPV6_V6ONLY #define IPV6_V6ONLY IPV6_V6ONLY
}; };
#define IN_MULTICAST(a) (((in_addr_t)(a) & 0xF0000000) == 0xE0000000)
#define INADDR_ANY 0 #define INADDR_ANY 0
#define INADDR_NONE 0xFFFFFFFF #define INADDR_NONE 0xFFFFFFFF
#define INADDR_BROADCAST 0xFFFFFFFF #define INADDR_BROADCAST 0xFFFFFFFF
@ -67,20 +69,48 @@ enum
#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } } #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } } #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
#if 0 #define IN6_IS_ADDR_UNSPECIFIED(a) \
#define IN6_IS_ADDR_UNSPECIFIED(addr) ((a)->s6_addr32[0] == 0 && \
#define IN6_IS_ADDR_LOOPBACK(addr) (a)->s6_addr32[1] == 0 && \
#define IN6_IS_ADDR_MULTICAST(addr) (a)->s6_addr32[2] == 0 && \
#define IN6_IS_ADDR_LINKLOCAL(addr) (a)->s6_addr32[3] == 0)
#define IN6_IS_ADDR_SITELOCAL(addr) #define IN6_IS_ADDR_LOOPBACK(a) \
#define IN6_IS_ADDR_V4MAPPED(addr) ((a)->s6_addr32[0] == 0 && \
#define IN6_IS_ADDR_V4COMPAT(addr) (a)->s6_addr32[1] == 0 && \
#define IN6_IS_ADDR_MC_NODELOCAL(addr) (a)->s6_addr32[2] == 0 && \
#define IN6_IS_ADDR_MC_LINKLOCAL(addr) (a)->s6_addr32[3] == htonl(1))
#define IN6_IS_ADDR_MC_SITELOCAL(addr) #define IN6_IS_ADDR_MULTICAST(a) \
#define IN6_IS_ADDR_MC_ORGLOCAL(addr) ((a)->s6_addr[0] == 0xFF)
#define IN6_IS_ADDR_MC_GLOBAL(addr) #define IN6_IS_ADDR_LINKLOCAL(a) \
#endif ((a)->s6_addr[0] == 0xFE && \
((a)->s6_addr[1] & 0xC0) == 0x80)
#define IN6_IS_ADDR_SITELOCAL(a) \
((a)->s6_addr[0] == 0xFE && \
((a)->s6_addr[1] & 0xC0) == 0xC0)
#define IN6_IS_ADDR_V4MAPPED(a) \
((a)->s6_addr32[0] == 0 && \
(a)->s6_addr32[1] == 0 && \
(a)->s6_addr32[2] == htonl(0x0000FFFF))
#define IN6_IS_ADDR_V4COMPAT(a) \
((a)->s6_addr32[0] == 0 && \
(a)->s6_addr32[1] == 0 && \
(a)->s6_addr32[2] == 0 && \
ntohl((a)->s6_addr32[3]) > 1)
#define IN6_IS_ADDR_MC_NODELOCAL(a) \
(IN6_IS_ADDR_MULTICAST(a) && \
((a)->s6_addr[1] & 0x0F) == 0x01)
#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
(IN6_IS_ADDR_MULTICAST(a) && \
((a)->s6_addr[1] & 0x0F) == 0x02)
#define IN6_IS_ADDR_MC_SITELOCAL(a) \
(IN6_IS_ADDR_MULTICAST(a) && \
((a)->s6_addr[1] & 0x0F) == 0x05)
#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
(IN6_IS_ADDR_MULTICAST(a) && \
((a)->s6_addr[1] & 0x0F) == 0x08)
#define IN6_IS_ADDR_MC_GLOBAL(a) \
(IN6_IS_ADDR_MULTICAST(a) && \
((a)->s6_addr[1] & 0x0F) == 0x0E)
struct sockaddr_in struct sockaddr_in
{ {
@ -92,7 +122,10 @@ struct sockaddr_in
struct in6_addr struct in6_addr
{ {
union {
uint8_t s6_addr[16]; uint8_t s6_addr[16];
uint32_t s6_addr32[4];
};
}; };
struct sockaddr_in6 struct sockaddr_in6