kaguya
123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
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#ifndef _NETINET_IN_H
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#define _NETINET_IN_H
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#include <stdint.h>
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#include <sys/socket.h> /* struct sockaddr */
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#include <abi-bits/socket.h>
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#include <abi-bits/in.h>
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#include <arpa/inet.h>
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#include <mlibc-config.h>
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#if __MLIBC_GLIBC_OPTION
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#include <endian.h>
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#endif /*__MLIBC_GLIBC_OPTION */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __MLIBC_ABI_ONLY
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extern const struct in6_addr in6addr_any;
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extern const struct in6_addr in6addr_loopback;
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uint32_t htonl(uint32_t __x);
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uint16_t htons(uint16_t __x);
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uint32_t ntohl(uint32_t __x);
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uint16_t ntohs(uint16_t __x);
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#endif /* !__MLIBC_ABI_ONLY */
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#define IN6_IS_ADDR_UNSPECIFIED(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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!_a[0] && \
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!_a[1] && \
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!_a[2] && \
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!_a[3]; \
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})
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#define IN6_IS_ADDR_LOOPBACK(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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!_a[0] && \
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!_a[1] && \
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!_a[2] && \
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_a[3] == htonl(0x0001); \
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})
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#define IN6_IS_ADDR_MULTICAST(a) (((const uint8_t *) (a))[0] == 0xff)
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#define IN6_IS_ADDR_LINKLOCAL(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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(_a[0] & htonl(0xffc00000)) == htonl(0xfe800000); \
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})
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#define IN6_IS_ADDR_SITELOCAL(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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(_a[0] & htonl(0xffc00000)) == htonl(0xfec00000); \
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})
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#define IN6_IS_ADDR_V4MAPPED(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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!_a[0] && \
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!_a[1] && \
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_a[2] == htonl(0xffff); \
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})
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#define __ARE_4_BYTE_EQUAL(a, b) \
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((a)[0] == (b)[0] && (a)[1] == (b)[1] && (a)[2] == (b)[2] && \
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(a)[3] == (b)[3])
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#define IN6_ARE_ADDR_EQUAL(a, b) \
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__ARE_4_BYTE_EQUAL((const uint32_t *)(a), (const uint32_t *)(b))
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#define IN6_IS_ADDR_V4COMPAT(a) ({ \
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uint32_t *_a = (uint32_t *)(((struct in6_addr *) a)->s6_addr); \
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uint8_t *_a8 = (uint8_t *)(((struct in6_addr *) a)->s6_addr); \
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!_a[0] && !_a[1] && !_a[2] && (_a8[15] > 1); \
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})
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#define IN6_IS_ADDR_MC_NODELOCAL(a) ({ \
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(IN6_IS_ADDR_MULTICAST(a) && \
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((((const uint8_t *)(a))[1] & 0xf) == 0x1)); \
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})
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#define IN6_IS_ADDR_MC_LINKLOCAL(a) ({ \
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(IN6_IS_ADDR_MULTICAST(a) && \
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((((const uint8_t *)(a))[1] & 0xf) == 0x2)); \
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})
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#define IN6_IS_ADDR_MC_SITELOCAL(a) ({ \
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(IN6_IS_ADDR_MULTICAST(a) && \
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((((const uint8_t *)(a))[1] & 0xf) == 0x5)); \
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})
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#define IN6_IS_ADDR_MC_ORGLOCAL(a) ({ \
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(IN6_IS_ADDR_MULTICAST(a) && \
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((((const uint8_t *)(a))[1] & 0xf) == 0x8)); \
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})
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#define IN6_IS_ADDR_MC_GLOBAL(a) ({ \
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(IN6_IS_ADDR_MULTICAST(a) && \
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((((const uint8_t *)(a))[1] & 0xf) == 0xe)); \
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})
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#define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0)
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#define IN_CLASSA_NET 0xff000000
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET)
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#define IN_CLASSA_MAX 128
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#define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
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#define IN_CLASSB_NET 0xffff0000
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET)
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#define IN_CLASSB_MAX 65536
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#define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
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#define IN_CLASSC_NET 0xffffff00
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET)
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#define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
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#define IN_MULTICAST(a) IN_CLASSD(a)
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#define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
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#define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)
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#define IN_LOOPBACKNET 127
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#define MCAST_EXCLUDE 0
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#define MCAST_INCLUDE 1
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#ifdef __cplusplus
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}
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#endif
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#endif /* _NETINET_IN_H */
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