mirror of
https://github.com/libretro/RetroArch
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6904101c44
== DETAILS Really simple code cleanup, because my editor flags trailing whitespaces and it's pretty annoying.
136 lines
4.9 KiB
C
136 lines
4.9 KiB
C
#ifndef __UIP_IP_H__
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#define __UIP_IP_H__
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#include "uip.h"
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#define UIP_INADDR_NONE ((u32_t) 0xffffffff) /* 255.255.255.255 */
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#define UIP_INADDR_LOOPBACK ((u32_t) 0x7f000001) /* 127.0.0.1 */
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#define UIP_IPH_V(hdr) (ntohs((hdr)->_v_hl_tos) >> 12)
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#define UIP_IPH_HL(hdr) ((ntohs((hdr)->_v_hl_tos) >> 8) & 0x0f)
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#define UIP_IPH_TOS(hdr) (ntohs((hdr)->_v_hl_tos) & 0xff)
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#define UIP_IPH_LEN(hdr) ((hdr)->_len)
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#define UIP_IPH_ID(hdr) ((hdr)->_id)
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#define UIP_IPH_OFFSET(hdr) ((hdr)->_offset)
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#define UIP_IPH_TTL(hdr) (ntohs((hdr)->_ttl_proto) >> 8)
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#define UIP_IPH_PROTO(hdr) (ntohs((hdr)->_ttl_proto) & 0xff)
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#define UIP_IPH_CHKSUM(hdr) ((hdr)->_chksum)
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#define UIP_IPH_VHLTOS_SET(hdr, v, hl, tos) (hdr)->_v_hl_tos = (htons(((v) << 12) | ((hl) << 8) | (tos)))
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#define UIP_IPH_LEN_SET(hdr, len) (hdr)->_len = (len)
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#define UIP_IPH_ID_SET(hdr, id) (hdr)->_id = (id)
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#define UIP_IPH_OFFSET_SET(hdr, off) (hdr)->_offset = (off)
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#define UIP_IPH_TTL_SET(hdr, ttl) (hdr)->_ttl_proto = (htons(UIP_IPH_PROTO(hdr) | ((ttl) << 8)))
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#define UIP_IPH_PROTO_SET(hdr, proto) (hdr)->_ttl_proto = (htons((proto) | (UIP_IPH_TTL(hdr) << 8)))
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#define UIP_IPH_CHKSUM_SET(hdr, chksum) (hdr)->_chksum = (chksum)
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/*
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* Option flags per-socket. These are the same like SO_XXX.
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*/
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#define UIP_SOF_DEBUG (u16_t)0x0001U /* turn on debugging info recording */
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#define UIP_SOF_ACCEPTCONN (u16_t)0x0002U /* socket has had listen() */
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#define UIP_SOF_REUSEADDR (u16_t)0x0004U /* allow local address reuse */
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#define UIP_SOF_KEEPALIVE (u16_t)0x0008U /* keep connections alive */
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#define UIP_SOF_DONTROUTE (u16_t)0x0010U /* just use interface addresses */
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#define UIP_SOF_BROADCAST (u16_t)0x0020U /* permit sending of broadcast msgs */
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#define UIP_SOF_USELOOPBACK (u16_t)0x0040U /* bypass hardware when possible */
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#define UIP_SOF_LINGER (u16_t)0x0080U /* linger on close if data present */
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#define UIP_SOF_OOBINLINE (u16_t)0x0100U /* leave received OOB data in line */
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#define UIP_SOF_REUSEPORT (u16_t)0x0200U /* allow local address & port reuse */
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#define IP4_ADDR(ipaddr, a,b,c,d) (ipaddr)->addr = htonl(((u32_t)(a & 0xff) << 24) | ((u32_t)(b & 0xff) << 16) | \
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((u32_t)(c & 0xff) << 8) | (u32_t)(d & 0xff))
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#define ip_addr_set(dest, src) (dest)->addr = \
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((src) == NULL? 0:\
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(src)->addr)
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/**
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* Determine if two address are on the same network.
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*
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* @arg addr1 IP address 1
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* @arg addr2 IP address 2
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* @arg mask network identifier mask
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* @return !0 if the network identifiers of both address match
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*/
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#define ip_addr_netcmp(addr1, addr2, mask) (((addr1)->addr & \
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(mask)->addr) == \
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((addr2)->addr & \
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(mask)->addr))
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#define ip_addr_cmp(addr1, addr2) ((addr1)->addr == (addr2)->addr)
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#define ip_addr_isany(addr1) ((addr1) == NULL || (addr1)->addr == 0)
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#define ip_addr_isbroadcast uip_ipaddr_isbroadcast
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#define ip_addr_ismulticast(addr1) (((addr1)->addr & ntohl(0xf0000000)) == ntohl(0xe0000000))
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#define ip4_addr1(ipaddr) ((u16_t)(ntohl((ipaddr)->addr) >> 24) & 0xff)
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#define ip4_addr2(ipaddr) ((u16_t)(ntohl((ipaddr)->addr) >> 16) & 0xff)
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#define ip4_addr3(ipaddr) ((u16_t)(ntohl((ipaddr)->addr) >> 8) & 0xff)
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#define ip4_addr4(ipaddr) ((u16_t)(ntohl((ipaddr)->addr)) & 0xff)
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#ifndef HAVE_IN_ADDR
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#define HAVE_IN_ADDR
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struct in_addr {
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u32 s_addr;
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};
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#endif
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/* The IP Address */
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PACK_STRUCT_BEGIN
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struct uip_ip_addr {
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PACK_STRUCT_FIELD(u32_t addr);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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PACK_STRUCT_BEGIN
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struct uip_ip_addr2 {
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PACK_STRUCT_FIELD(u16_t addrw[2]);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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/* The IP Header */
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PACK_STRUCT_BEGIN
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struct uip_ip_hdr {
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#define UIP_IP_RF 0x8000
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#define UIP_IP_DF 0x4000
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#define UIP_IP_MF 0x2000
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#define UIP_IP_OFFMASK 0x1fff
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PACK_STRUCT_FIELD(u16_t _v_hl_tos);
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PACK_STRUCT_FIELD(u16_t _len);
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PACK_STRUCT_FIELD(u16_t _id);
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PACK_STRUCT_FIELD(u16_t _offset);
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PACK_STRUCT_FIELD(u16_t _ttl_proto);
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PACK_STRUCT_FIELD(u16_t _chksum);
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PACK_STRUCT_FIELD(struct uip_ip_addr src);
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PACK_STRUCT_FIELD(struct uip_ip_addr dst);
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} PACK_STRUCT_STRUCT;
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PACK_STRUCT_END
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#define UIP_IP_PCB \
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struct uip_ip_addr local_ip; \
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struct uip_ip_addr remote_ip; \
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u16_t so_options; \
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u8_t tos; \
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u8_t ttl
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struct uip_pbuf;
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struct uip_netif;
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struct ip_addr;
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void uip_ipinit();
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u32_t uip_ipaddr(const u8_t *cp);
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s32_t uip_ipaton(const u8_t *cp,struct in_addr *addr);
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s8_t uip_ipinput(struct uip_pbuf *p,struct uip_netif *inp);
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s8_t uip_ipoutput(struct uip_pbuf *p,struct uip_ip_addr *src,struct uip_ip_addr *dst,u8_t ttl,u8_t tos,u8_t proto);
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s8_t uip_ipoutput_if(struct uip_pbuf *p,struct uip_ip_addr *src,struct uip_ip_addr *dst,u8_t ttl,u8_t tos,u8_t proto,struct uip_netif *netif);
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struct uip_netif* uip_iproute(struct uip_ip_addr *dst);
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u8_t uip_ipaddr_isbroadcast(struct uip_ip_addr *addr,struct uip_netif *netif);
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#endif
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