| /** |
| * @file |
| * |
| * IPv6 addresses. |
| */ |
| |
| /* |
| * Copyright (c) 2010 Inico Technologies Ltd. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
| * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
| * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| * OF SUCH DAMAGE. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| * |
| * Author: Ivan Delamer <delamer@inicotech.com> |
| * |
| * Structs and macros for handling IPv6 addresses. |
| * |
| * Please coordinate changes and requests with Ivan Delamer |
| * <delamer@inicotech.com> |
| */ |
| #ifndef LWIP_HDR_IP6_ADDR_H |
| #define LWIP_HDR_IP6_ADDR_H |
| |
| #include "lwip/opt.h" |
| #include "def.h" |
| |
| #if LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */ |
| |
| #include "lwip/ip6_zone.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| |
| /** This is the aligned version of ip6_addr_t, |
| used as local variable, on the stack, etc. */ |
| struct ip6_addr { |
| u32_t addr[4]; |
| #if LWIP_IPV6_SCOPES |
| u8_t zone; |
| #endif /* LWIP_IPV6_SCOPES */ |
| }; |
| |
| /** IPv6 address */ |
| typedef struct ip6_addr ip6_addr_t; |
| |
| /** Set an IPv6 partial address given by byte-parts */ |
| #define IP6_ADDR_PART(ip6addr, index, a,b,c,d) \ |
| (ip6addr)->addr[index] = PP_HTONL(LWIP_MAKEU32(a,b,c,d)) |
| |
| /** Set a full IPv6 address by passing the 4 u32_t indices in network byte order |
| (use PP_HTONL() for constants) */ |
| #define IP6_ADDR(ip6addr, idx0, idx1, idx2, idx3) do { \ |
| (ip6addr)->addr[0] = idx0; \ |
| (ip6addr)->addr[1] = idx1; \ |
| (ip6addr)->addr[2] = idx2; \ |
| (ip6addr)->addr[3] = idx3; \ |
| ip6_addr_clear_zone(ip6addr); } while(0) |
| |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK1(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[0]) >> 16) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK2(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[0])) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK3(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[1]) >> 16) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK4(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[1])) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK5(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[2]) >> 16) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK6(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[2])) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK7(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[3]) >> 16) & 0xffff)) |
| /** Access address in 16-bit block */ |
| #define IP6_ADDR_BLOCK8(ip6addr) ((u16_t)((lwip_htonl((ip6addr)->addr[3])) & 0xffff)) |
| |
| /** Copy IPv6 address - faster than ip6_addr_set: no NULL check */ |
| #define ip6_addr_copy(dest, src) do{(dest).addr[0] = (src).addr[0]; \ |
| (dest).addr[1] = (src).addr[1]; \ |
| (dest).addr[2] = (src).addr[2]; \ |
| (dest).addr[3] = (src).addr[3]; \ |
| ip6_addr_copy_zone((dest), (src)); }while(0) |
| /** Safely copy one IPv6 address to another (src may be NULL) */ |
| #define ip6_addr_set(dest, src) do{(dest)->addr[0] = (src) == NULL ? 0 : (src)->addr[0]; \ |
| (dest)->addr[1] = (src) == NULL ? 0 : (src)->addr[1]; \ |
| (dest)->addr[2] = (src) == NULL ? 0 : (src)->addr[2]; \ |
| (dest)->addr[3] = (src) == NULL ? 0 : (src)->addr[3]; \ |
| ip6_addr_set_zone((dest), (src) == NULL ? IP6_NO_ZONE : ip6_addr_zone(src)); }while(0) |
| |
| /** Copy packed IPv6 address to unpacked IPv6 address; zone is not set */ |
| #define ip6_addr_copy_from_packed(dest, src) do{(dest).addr[0] = (src).addr[0]; \ |
| (dest).addr[1] = (src).addr[1]; \ |
| (dest).addr[2] = (src).addr[2]; \ |
| (dest).addr[3] = (src).addr[3]; \ |
| ip6_addr_clear_zone(&dest); }while(0) |
| |
| /** Copy unpacked IPv6 address to packed IPv6 address; zone is lost */ |
| #define ip6_addr_copy_to_packed(dest, src) do{(dest).addr[0] = (src).addr[0]; \ |
| (dest).addr[1] = (src).addr[1]; \ |
| (dest).addr[2] = (src).addr[2]; \ |
| (dest).addr[3] = (src).addr[3]; }while(0) |
| |
| /** Set complete address to zero */ |
| #define ip6_addr_set_zero(ip6addr) do{(ip6addr)->addr[0] = 0; \ |
| (ip6addr)->addr[1] = 0; \ |
| (ip6addr)->addr[2] = 0; \ |
| (ip6addr)->addr[3] = 0; \ |
| ip6_addr_clear_zone(ip6addr);}while(0) |
| |
| /** Set address to ipv6 'any' (no need for lwip_htonl()) */ |
| #define ip6_addr_set_any(ip6addr) ip6_addr_set_zero(ip6addr) |
| /** Set address to ipv6 loopback address */ |
| #define ip6_addr_set_loopback(ip6addr) do{(ip6addr)->addr[0] = 0; \ |
| (ip6addr)->addr[1] = 0; \ |
| (ip6addr)->addr[2] = 0; \ |
| (ip6addr)->addr[3] = PP_HTONL(0x00000001UL); \ |
| ip6_addr_clear_zone(ip6addr);}while(0) |
| /** Safely copy one IPv6 address to another and change byte order |
| * from host- to network-order. */ |
| #define ip6_addr_set_hton(dest, src) do{(dest)->addr[0] = (src) == NULL ? 0 : lwip_htonl((src)->addr[0]); \ |
| (dest)->addr[1] = (src) == NULL ? 0 : lwip_htonl((src)->addr[1]); \ |
| (dest)->addr[2] = (src) == NULL ? 0 : lwip_htonl((src)->addr[2]); \ |
| (dest)->addr[3] = (src) == NULL ? 0 : lwip_htonl((src)->addr[3]); \ |
| ip6_addr_set_zone((dest), (src) == NULL ? IP6_NO_ZONE : ip6_addr_zone(src));}while(0) |
| |
| |
| /** Compare IPv6 networks, ignoring zone information. To be used sparingly! */ |
| #define ip6_addr_netcmp_zoneless(addr1, addr2) (((addr1)->addr[0] == (addr2)->addr[0]) && \ |
| ((addr1)->addr[1] == (addr2)->addr[1])) |
| |
| /** |
| * Determine if two IPv6 address are on the same network. |
| * |
| * @param addr1 IPv6 address 1 |
| * @param addr2 IPv6 address 2 |
| * @return 1 if the network identifiers of both address match, 0 if not |
| */ |
| #define ip6_addr_netcmp(addr1, addr2) (ip6_addr_netcmp_zoneless((addr1), (addr2)) && \ |
| ip6_addr_cmp_zone((addr1), (addr2))) |
| |
| /* Exact-host comparison *after* ip6_addr_netcmp() succeeded, for efficiency. */ |
| #define ip6_addr_nethostcmp(addr1, addr2) (((addr1)->addr[2] == (addr2)->addr[2]) && \ |
| ((addr1)->addr[3] == (addr2)->addr[3])) |
| |
| /** Compare IPv6 addresses, ignoring zone information. To be used sparingly! */ |
| #define ip6_addr_cmp_zoneless(addr1, addr2) (((addr1)->addr[0] == (addr2)->addr[0]) && \ |
| ((addr1)->addr[1] == (addr2)->addr[1]) && \ |
| ((addr1)->addr[2] == (addr2)->addr[2]) && \ |
| ((addr1)->addr[3] == (addr2)->addr[3])) |
| /** |
| * Determine if two IPv6 addresses are the same. In particular, the address |
| * part of both must be the same, and the zone must be compatible. |
| * |
| * @param addr1 IPv6 address 1 |
| * @param addr2 IPv6 address 2 |
| * @return 1 if the addresses are considered equal, 0 if not |
| */ |
| #define ip6_addr_cmp(addr1, addr2) (ip6_addr_cmp_zoneless((addr1), (addr2)) && \ |
| ip6_addr_cmp_zone((addr1), (addr2))) |
| |
| /** Compare IPv6 address to packed address and zone */ |
| #define ip6_addr_cmp_packed(ip6addr, paddr, zone_idx) (((ip6addr)->addr[0] == (paddr)->addr[0]) && \ |
| ((ip6addr)->addr[1] == (paddr)->addr[1]) && \ |
| ((ip6addr)->addr[2] == (paddr)->addr[2]) && \ |
| ((ip6addr)->addr[3] == (paddr)->addr[3]) && \ |
| ip6_addr_equals_zone((ip6addr), (zone_idx))) |
| |
| #define ip6_get_subnet_id(ip6addr) (lwip_htonl((ip6addr)->addr[2]) & 0x0000ffffUL) |
| |
| #define ip6_addr_isany_val(ip6addr) (((ip6addr).addr[0] == 0) && \ |
| ((ip6addr).addr[1] == 0) && \ |
| ((ip6addr).addr[2] == 0) && \ |
| ((ip6addr).addr[3] == 0)) |
| #define ip6_addr_isany(ip6addr) (((ip6addr) == NULL) || ip6_addr_isany_val(*(ip6addr))) |
| |
| #define ip6_addr_isloopback(ip6addr) (((ip6addr)->addr[0] == 0UL) && \ |
| ((ip6addr)->addr[1] == 0UL) && \ |
| ((ip6addr)->addr[2] == 0UL) && \ |
| ((ip6addr)->addr[3] == PP_HTONL(0x00000001UL))) |
| |
| #define ip6_addr_isglobal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xe0000000UL)) == PP_HTONL(0x20000000UL)) |
| |
| #define ip6_addr_islinklocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xffc00000UL)) == PP_HTONL(0xfe800000UL)) |
| |
| #define ip6_addr_issitelocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xffc00000UL)) == PP_HTONL(0xfec00000UL)) |
| |
| #define ip6_addr_isuniquelocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xfe000000UL)) == PP_HTONL(0xfc000000UL)) |
| |
| #define ip6_addr_isipv4mappedipv6(ip6addr) (((ip6addr)->addr[0] == 0) && ((ip6addr)->addr[1] == 0) && (((ip6addr)->addr[2]) == PP_HTONL(0x0000FFFFUL))) |
| |
| #define ip6_addr_ismulticast(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff000000UL)) == PP_HTONL(0xff000000UL)) |
| #define ip6_addr_multicast_transient_flag(ip6addr) ((ip6addr)->addr[0] & PP_HTONL(0x00100000UL)) |
| #define ip6_addr_multicast_prefix_flag(ip6addr) ((ip6addr)->addr[0] & PP_HTONL(0x00200000UL)) |
| #define ip6_addr_multicast_rendezvous_flag(ip6addr) ((ip6addr)->addr[0] & PP_HTONL(0x00400000UL)) |
| #define ip6_addr_multicast_scope(ip6addr) ((lwip_htonl((ip6addr)->addr[0]) >> 16) & 0xf) |
| #define IP6_MULTICAST_SCOPE_RESERVED 0x0 |
| #define IP6_MULTICAST_SCOPE_RESERVED0 0x0 |
| #define IP6_MULTICAST_SCOPE_INTERFACE_LOCAL 0x1 |
| #define IP6_MULTICAST_SCOPE_LINK_LOCAL 0x2 |
| #define IP6_MULTICAST_SCOPE_RESERVED3 0x3 |
| #define IP6_MULTICAST_SCOPE_ADMIN_LOCAL 0x4 |
| #define IP6_MULTICAST_SCOPE_SITE_LOCAL 0x5 |
| #define IP6_MULTICAST_SCOPE_ORGANIZATION_LOCAL 0x8 |
| #define IP6_MULTICAST_SCOPE_GLOBAL 0xe |
| #define IP6_MULTICAST_SCOPE_RESERVEDF 0xf |
| #define ip6_addr_ismulticast_iflocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff010000UL)) |
| #define ip6_addr_ismulticast_linklocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff020000UL)) |
| #define ip6_addr_ismulticast_adminlocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff040000UL)) |
| #define ip6_addr_ismulticast_sitelocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff050000UL)) |
| #define ip6_addr_ismulticast_orglocal(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff080000UL)) |
| #define ip6_addr_ismulticast_global(ip6addr) (((ip6addr)->addr[0] & PP_HTONL(0xff8f0000UL)) == PP_HTONL(0xff0e0000UL)) |
| |
| /* Scoping note: while interface-local and link-local multicast addresses do |
| * have a scope (i.e., they are meaningful only in the context of a particular |
| * interface), the following functions are not assigning or comparing zone |
| * indices. The reason for this is backward compatibility. Any call site that |
| * produces a non-global multicast address must assign a multicast address as |
| * appropriate itself. */ |
| |
| #define ip6_addr_isallnodes_iflocal(ip6addr) (((ip6addr)->addr[0] == PP_HTONL(0xff010000UL)) && \ |
| ((ip6addr)->addr[1] == 0UL) && \ |
| ((ip6addr)->addr[2] == 0UL) && \ |
| ((ip6addr)->addr[3] == PP_HTONL(0x00000001UL))) |
| |
| #define ip6_addr_isallnodes_linklocal(ip6addr) (((ip6addr)->addr[0] == PP_HTONL(0xff020000UL)) && \ |
| ((ip6addr)->addr[1] == 0UL) && \ |
| ((ip6addr)->addr[2] == 0UL) && \ |
| ((ip6addr)->addr[3] == PP_HTONL(0x00000001UL))) |
| #define ip6_addr_set_allnodes_linklocal(ip6addr) do{(ip6addr)->addr[0] = PP_HTONL(0xff020000UL); \ |
| (ip6addr)->addr[1] = 0; \ |
| (ip6addr)->addr[2] = 0; \ |
| (ip6addr)->addr[3] = PP_HTONL(0x00000001UL); \ |
| ip6_addr_clear_zone(ip6addr); }while(0) |
| |
| #define ip6_addr_isallrouters_linklocal(ip6addr) (((ip6addr)->addr[0] == PP_HTONL(0xff020000UL)) && \ |
| ((ip6addr)->addr[1] == 0UL) && \ |
| ((ip6addr)->addr[2] == 0UL) && \ |
| ((ip6addr)->addr[3] == PP_HTONL(0x00000002UL))) |
| #define ip6_addr_set_allrouters_linklocal(ip6addr) do{(ip6addr)->addr[0] = PP_HTONL(0xff020000UL); \ |
| (ip6addr)->addr[1] = 0; \ |
| (ip6addr)->addr[2] = 0; \ |
| (ip6addr)->addr[3] = PP_HTONL(0x00000002UL); \ |
| ip6_addr_clear_zone(ip6addr); }while(0) |
| |
| #define ip6_addr_issolicitednode(ip6addr) ( ((ip6addr)->addr[0] == PP_HTONL(0xff020000UL)) && \ |
| ((ip6addr)->addr[2] == PP_HTONL(0x00000001UL)) && \ |
| (((ip6addr)->addr[3] & PP_HTONL(0xff000000UL)) == PP_HTONL(0xff000000UL)) ) |
| |
| #define ip6_addr_set_solicitednode(ip6addr, if_id) do{(ip6addr)->addr[0] = PP_HTONL(0xff020000UL); \ |
| (ip6addr)->addr[1] = 0; \ |
| (ip6addr)->addr[2] = PP_HTONL(0x00000001UL); \ |
| (ip6addr)->addr[3] = (PP_HTONL(0xff000000UL) | (if_id)); \ |
| ip6_addr_clear_zone(ip6addr); }while(0) |
| |
| #define ip6_addr_cmp_solicitednode(ip6addr, sn_addr) (((ip6addr)->addr[0] == PP_HTONL(0xff020000UL)) && \ |
| ((ip6addr)->addr[1] == 0) && \ |
| ((ip6addr)->addr[2] == PP_HTONL(0x00000001UL)) && \ |
| ((ip6addr)->addr[3] == (PP_HTONL(0xff000000UL) | (sn_addr)->addr[3]))) |
| |
| /* IPv6 address states. */ |
| #define IP6_ADDR_INVALID 0x00 |
| #define IP6_ADDR_TENTATIVE 0x08 |
| #define IP6_ADDR_TENTATIVE_1 0x09 /* 1 probe sent */ |
| #define IP6_ADDR_TENTATIVE_2 0x0a /* 2 probes sent */ |
| #define IP6_ADDR_TENTATIVE_3 0x0b /* 3 probes sent */ |
| #define IP6_ADDR_TENTATIVE_4 0x0c /* 4 probes sent */ |
| #define IP6_ADDR_TENTATIVE_5 0x0d /* 5 probes sent */ |
| #define IP6_ADDR_TENTATIVE_6 0x0e /* 6 probes sent */ |
| #define IP6_ADDR_TENTATIVE_7 0x0f /* 7 probes sent */ |
| #define IP6_ADDR_VALID 0x10 /* This bit marks an address as valid (preferred or deprecated) */ |
| #define IP6_ADDR_PREFERRED 0x30 |
| #define IP6_ADDR_DEPRECATED 0x10 /* Same as VALID (valid but not preferred) */ |
| #define IP6_ADDR_DUPLICATED 0x40 /* Failed DAD test, not valid */ |
| |
| #define IP6_ADDR_TENTATIVE_COUNT_MASK 0x07 /* 1-7 probes sent */ |
| |
| #define ip6_addr_isinvalid(addr_state) (addr_state == IP6_ADDR_INVALID) |
| #define ip6_addr_istentative(addr_state) (addr_state & IP6_ADDR_TENTATIVE) |
| #define ip6_addr_isvalid(addr_state) (addr_state & IP6_ADDR_VALID) /* Include valid, preferred, and deprecated. */ |
| #define ip6_addr_ispreferred(addr_state) (addr_state == IP6_ADDR_PREFERRED) |
| #define ip6_addr_isdeprecated(addr_state) (addr_state == IP6_ADDR_DEPRECATED) |
| #define ip6_addr_isduplicated(addr_state) (addr_state == IP6_ADDR_DUPLICATED) |
| |
| #if LWIP_IPV6_ADDRESS_LIFETIMES |
| #define IP6_ADDR_LIFE_STATIC (0) |
| #define IP6_ADDR_LIFE_INFINITE (0xffffffffUL) |
| #define ip6_addr_life_isstatic(addr_life) ((addr_life) == IP6_ADDR_LIFE_STATIC) |
| #define ip6_addr_life_isinfinite(addr_life) ((addr_life) == IP6_ADDR_LIFE_INFINITE) |
| #endif /* LWIP_IPV6_ADDRESS_LIFETIMES */ |
| |
| #define ip6_addr_debug_print_parts(debug, a, b, c, d, e, f, g, h) \ |
| LWIP_DEBUGF(debug, ("%" X16_F ":%" X16_F ":%" X16_F ":%" X16_F ":%" X16_F ":%" X16_F ":%" X16_F ":%" X16_F, \ |
| a, b, c, d, e, f, g, h)) |
| #define ip6_addr_debug_print(debug, ipaddr) \ |
| ip6_addr_debug_print_parts(debug, \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK1(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK2(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK3(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK4(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK5(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK6(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK7(ipaddr) : 0), \ |
| (u16_t)((ipaddr) != NULL ? IP6_ADDR_BLOCK8(ipaddr) : 0)) |
| #define ip6_addr_debug_print_val(debug, ipaddr) \ |
| ip6_addr_debug_print_parts(debug, \ |
| IP6_ADDR_BLOCK1(&(ipaddr)), \ |
| IP6_ADDR_BLOCK2(&(ipaddr)), \ |
| IP6_ADDR_BLOCK3(&(ipaddr)), \ |
| IP6_ADDR_BLOCK4(&(ipaddr)), \ |
| IP6_ADDR_BLOCK5(&(ipaddr)), \ |
| IP6_ADDR_BLOCK6(&(ipaddr)), \ |
| IP6_ADDR_BLOCK7(&(ipaddr)), \ |
| IP6_ADDR_BLOCK8(&(ipaddr))) |
| |
| #define IP6ADDR_STRLEN_MAX 46 |
| |
| int ip6addr_aton(const char *cp, ip6_addr_t *addr); |
| /** returns ptr to static buffer; not reentrant! */ |
| char *ip6addr_ntoa(const ip6_addr_t *addr); |
| char *ip6addr_ntoa_r(const ip6_addr_t *addr, char *buf, int buflen); |
| |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* LWIP_IPV6 */ |
| |
| #endif /* LWIP_HDR_IP6_ADDR_H */ |