user: implement mlibc as the libc, finally.

It's finally done.. Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
@@ -0,0 +1,209 @@
+#ifndef _NETINET_ICMP6_H
+#define _NETINET_ICMP6_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <abi-bits/in.h>
+#include <mlibc-config.h>
+
+#if __MLIBC_GLIBC_OPTION
+#include <bits/glibc/glibc_icmp6.h>
+#endif /* __MLIBC_GLIBC_OPTION */
+
+#define ICMP6_FILTER 1
+
+#define ICMP6_DST_UNREACH 1
+#define ICMP6_PACKET_TOO_BIG 2
+#define ICMP6_TIME_EXCEEDED 3
+#define ICMP6_PARAM_PROB 4
+
+#define ICMP6_FILTER_BLOCK 1
+#define ICMP6_FILTER_PASS 2
+#define ICMP6_FILTER_BLOCKOTHERS 3
+#define ICMP6_FILTER_PASSONLY 4
+#define ICMP6_ECHO_REQUEST 128
+#define ICMP6_ECHO_REPLY 129
+
+#define MLD_LISTENER_QUERY 130
+#define MLD_LISTENER_REPORT 131
+#define MLD_LISTENER_REDUCTION 132
+
+#define ICMP6_DST_UNREACH_NOROUTE 0
+#define ICMP6_DST_UNREACH_ADMIN 1
+#define ICMP6_DST_UNREACH_BEYONDSCOPE 2
+#define ICMP6_DST_UNREACH_ADDR 3
+#define ICMP6_DST_UNREACH_NOPORT 4
+
+#define ICMP6_TIME_EXCEED_TRANSIT 0
+#define ICMP6_TIME_EXCEED_REASSEMBLY 1
+
+#define ICMP6_PARAMPROB_HEADER 0
+#define ICMP6_PARAMPROB_NEXTHEADER 1
+#define ICMP6_PARAMPROB_OPTION 2
+
+struct icmp6_filter {
+	uint32_t icmp6_filt[8];
+};
+
+struct icmp6_hdr {
+	uint8_t icmp6_type;
+	uint8_t icmp6_code;
+	uint16_t icmp6_cksum;
+	union {
+		uint32_t icmp6_un_data32[1];
+		uint16_t icmp6_un_data16[2];
+		uint8_t icmp6_un_data8[4];
+	} icmp6_dataun;
+};
+
+#define icmp6_data32 icmp6_dataun.icmp6_un_data32
+#define icmp6_data16 icmp6_dataun.icmp6_un_data16
+#define icmp6_data8 icmp6_dataun.icmp6_un_data8
+
+#define icmp6_pptr icmp6_data32[0]
+#define icmp6_mtu icmp6_data32[0]
+#define icmp6_id icmp6_data16[0]
+#define icmp6_seq icmp6_data16[1]
+#define icmp6_maxdelay icmp6_data16[0]
+
+#define ICMP6_FILTER_WILLPASS(type, filterp) \
+	((((filterp)->icmp6_filt[(type) >> 5]) & (1U << ((type) & 31))) == 0)
+
+#define ICMP6_FILTER_WILLBLOCK(type, filterp) \
+	((((filterp)->icmp6_filt[(type) >> 5]) & (1U << ((type) & 31))) != 0)
+
+#define ICMP6_FILTER_SETPASS(type, filterp) \
+	((((filterp)->icmp6_filt[(type) >> 5]) &= ~(1U << ((type) & 31))))
+
+#define ICMP6_FILTER_SETBLOCK(type, filterp) \
+	((((filterp)->icmp6_filt[(type) >> 5]) |=  (1U << ((type) & 31))))
+
+#define ICMP6_FILTER_SETPASSALL(filterp) \
+	memset (filterp, 0, sizeof (struct icmp6_filter));
+
+#define ICMP6_FILTER_SETBLOCKALL(filterp) \
+	memset (filterp, 0xFF, sizeof (struct icmp6_filter));
+
+#define ND_ROUTER_SOLICIT 133
+#define ND_ROUTER_ADVERT 134
+#define ND_NEIGHBOR_SOLICIT 135
+#define ND_NEIGHBOR_ADVERT 136
+#define ND_REDIRECT 137
+
+struct nd_router_solicit {
+	struct icmp6_hdr nd_rs_hdr;
+};
+
+#define nd_rs_type nd_rs_hdr.icmp6_type
+#define nd_rs_code nd_rs_hdr.icmp6_code
+#define nd_rs_cksum nd_rs_hdr.icmp6_cksum
+#define nd_rs_reserved nd_rs_hdr.icmp6_data32[0]
+
+struct nd_router_advert {
+	struct icmp6_hdr nd_ra_hdr;
+	uint32_t nd_ra_reachable;
+	uint32_t nd_ra_retransmit;
+};
+
+struct nd_opt_hdr {
+	uint8_t nd_opt_type;
+	uint8_t nd_opt_len;
+};
+
+#define ND_OPT_SOURCE_LINKADDR 1
+#define ND_OPT_TARGET_LINKADDR 2
+#define ND_OPT_PREFIX_INFORMATION 3
+#define ND_OPT_REDIRECTED_HEADER 4
+#define ND_OPT_MTU 5
+#define ND_OPT_RTR_ADV_INTERVAL 7
+#define ND_OPT_HOME_AGENT_INFO 8
+
+struct nd_opt_prefix_info {
+	uint8_t nd_opt_pi_type;
+	uint8_t nd_opt_pi_len;
+	uint8_t nd_opt_pi_prefix_len;
+	uint8_t nd_opt_pi_flags_reserved;
+	uint32_t nd_opt_pi_valid_time;
+	uint32_t nd_opt_pi_preferred_time;
+	uint32_t nd_opt_pi_reserved2;
+	struct in6_addr nd_opt_pi_prefix;
+};
+
+#define ND_OPT_PI_FLAG_RADDR 0x20
+#define ND_OPT_PI_FLAG_AUTO 0x40
+#define ND_OPT_PI_FLAG_ONLINK 0x80
+
+#define nd_ra_type nd_ra_hdr.icmp6_type
+#define nd_ra_code nd_ra_hdr.icmp6_code
+#define nd_ra_cksum nd_ra_hdr.icmp6_cksum
+#define nd_ra_curhoplimit nd_ra_hdr.icmp6_data8[0]
+#define nd_ra_flags_reserved nd_ra_hdr.icmp6_data8[1]
+#define nd_ra_router_lifetime nd_ra_hdr.icmp6_data16[1]
+
+#define ND_RA_FLAG_HOME_AGENT 0x20
+#define ND_RA_FLAG_OTHER 0x40
+#define ND_RA_FLAG_MANAGED 0x80
+
+struct nd_opt_rd_hdr {
+	uint8_t nd_opt_rh_type;
+	uint8_t nd_opt_rh_len;
+	uint16_t nd_opt_rh_reserved1;
+	uint32_t nd_opt_rh_reserved2;
+};
+
+struct nd_opt_mtu {
+	uint8_t nd_opt_mtu_type;
+	uint8_t nd_opt_mtu_len;
+	uint16_t nd_opt_mtu_reserved;
+	uint32_t nd_opt_mtu_mtu;
+};
+
+struct nd_neighbor_solicit {
+	struct icmp6_hdr nd_ns_hdr;
+	struct in6_addr nd_ns_target;
+};
+
+#define nd_ns_type nd_ns_hdr.icmp6_type
+#define nd_ns_code nd_ns_hdr.icmp6_code
+#define nd_ns_cksum nd_ns_hdr.icmp6_cksum
+
+struct nd_neighbor_advert {
+	struct icmp6_hdr nd_na_hdr;
+	struct in6_addr nd_na_target;
+};
+#define nd_na_type nd_na_hdr.icmp6_type
+#define nd_na_code nd_na_hdr.icmp6_code
+#define nd_na_cksum nd_na_hdr.icmp6_cksum
+#define nd_na_flags_reserved nd_na_hdr.icmp6_data32[0]
+
+struct nd_redirect {
+	struct icmp6_hdr nd_rd_hdr;
+	struct in6_addr nd_rd_target;
+	struct in6_addr nd_rd_dst;
+};
+
+#define nd_rd_type nd_rd_hdr.icmp6_type
+#define nd_rd_code nd_rd_hdr.icmp6_code
+#define nd_rd_cksum nd_rd_hdr.icmp6_cksum
+
+#define ND_NA_FLAG_OVERRIDE 0x00000020
+#define ND_NA_FLAG_SOLICITED 0x00000040
+#define ND_NA_FLAG_ROUTER 0x00000080
+
+struct nd_opt_home_agent_info {
+	uint8_t nd_opt_home_agent_info_type;
+	uint8_t nd_opt_home_agent_info_len;
+	uint16_t nd_opt_home_agent_info_reserved;
+	uint16_t nd_opt_home_agent_info_preference;
+	uint16_t nd_opt_home_agent_info_lifetime;
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _NETINET_ICMP6_H */
+