diff --git a/include/net/uip/uip-ipopt.h b/include/net/uip/uip-ipopt.h new file mode 100755 index 0000000000000000000000000000000000000000..00db14d99e1c39e6085a1fa495d008f4a9647d65 --- /dev/null +++ b/include/net/uip/uip-ipopt.h @@ -0,0 +1,250 @@ +/************************************************************************************************************ + * net/uip/uip-ipopt.h + * + * Defines values for the IP header options + * + * Copyright (C) 2010 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "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 + * COPYRIGHT OWNER OR CONTRIBUTORS 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. + * + ************************************************************************************************************/ + +#ifndef __NET_UIP_IPOPT_H +#define __NET_UIP_IPOPT_H + +/************************************************************************************************************ + * Included Files + ************************************************************************************************************/ + +#include <nuttx/config.h> + +/************************************************************************************************************ + * Pre-processor Definitions + ************************************************************************************************************/ + +/* IP Header Options: + * + * The basic 20-byte IP header can be extended by up to another 40 bytes + * (in units of 4 bytes) to provide IP options. The format of a single IP + * option is as follows: + * + * Single byte options: + * + * Type: 8-bits + * + * Multi-byte options: + * + * Type: 8-bits + * Length: 8-bits + * Pointer: 8-bits: + * Option Data: (depends on Length) + * + * The IP Option Type byte consists of the following subfields: + */ + +#define IPOPT_TYPE_OPTION_SHIFT (0) /* Bits 0-5: Option number*/ +#define IPOPT_TYPE_OPTION_MASK (0x1f << IPOPT_TYPE_OPTION_SHIFT) +# define IPOPT_TYPE_OPTION_END (0 << IPOPT_TYPE_OPTION_SHIFT) /* End of options list (RFC 791) */ +# define IPOPT_TYPE_OPTION_NOOP (1 << IPOPT_TYPE_OPTION_SHIFT) /* No operation (RFC 791) */ +# define IPOPT_TYPE_OPTION_SEC (2 << IPOPT_TYPE_OPTION_SHIFT) /* Security (RFC 791, 1108) */ +# define IPOPT_TYPE_OPTION_LSRR (3 << IPOPT_TYPE_OPTION_SHIFT) /* Loose source and record route (RFC 791) */ +# define IPOPT_TYPE_OPTION_TIMESTAMP (4 << IPOPT_TYPE_OPTION_SHIFT) /* Timestamp (RFC 781, 791) */ +# define IPORT_TYPE_OPTION_EXTSEC (5 << IPOPT_TYPE_OPTION_SHIFT) /* Extended security (RFC 1108) */ +# define IPORT_TYPE_OPTION_COMMSEC (6 << IPOPT_TYPE_OPTION_SHIFT) /* Commercial security */ +# define IPOPT_TYPE_OPTION_RR (7 << IPOPT_TYPE_OPTION_SHIFT) /* Record route (RFC 791) */ +# define IPOPT_TYPE_OPTION_SSID (8 << IPOPT_TYPE_OPTION_SHIFT) /* Stream ID (RFC 791, 1122) */ +# define IPOPT_TYPE_OPTION_SSRR (9 << IPOPT_TYPE_OPTION_SHIFT) /* Strict source and record route (RFC 791) */ +# define IPOPT_TYPE_OPTION_EXPMEAS (10 << IPOPT_TYPE_OPTION_SHIFT) /* Experimental measurement */ +# define IPOPT_TYPE_OPTION_MTUPROBE (11 << IPOPT_TYPE_OPTION_SHIFT) /* MTU Probe (RFC 1063) */ +# define IPOPT_TYPE_OPTION_MTUREPLY (12 << IPOPT_TYPE_OPTION_SHIFT) /* MTU Reply (RFC 1063) */ +# define IPOPT_TYPE_OPTION_EXPFC (13 << IPOPT_TYPE_OPTION_SHIFT) /* Experimental flow control */ +# define IPOPT_TYPE_OPTION_EXPAC (14 << IPOPT_TYPE_OPTION_SHIFT) /* Experimental access control */ +# define IPOPT_TYPE_OPTION_ENCODE (15 << IPOPT_TYPE_OPTION_SHIFT) /* ENCODE */ +# define IPOPT_TYPE_OPTION_IMITD (16 << IPOPT_TYPE_OPTION_SHIFT) /* IMI traffic descriptor */ +# define IPOPT_TYPE_OPTION_EXTIP (17 << IPOPT_TYPE_OPTION_SHIFT) /* Extended IP (RFC 1385) */ +# define IPOPT_TYPE_OPTION_TR (18 << IPOPT_TYPE_OPTION_SHIFT) /* Traceroute (RFC 1393) */ +# define IPOPT_TYPE_OPTION_ADDREXT (19 << IPOPT_TYPE_OPTION_SHIFT) /* Address extension (RFC 1475) */ +# define IPOPT_TYPE_OPTION_RA (20 << IPOPT_TYPE_OPTION_SHIFT) /* Router alert (RFC 2113) */ +# define IPOPT_TYPE_OPTION_SDBM (21 << IPOPT_TYPE_OPTION_SHIFT) /* Selective direct broadcast mode (RFC 1770) */ +# define IPOPT_TYPE_OPTION_DPS (23 << IPOPT_TYPE_OPTION_SHIFT) /* Dynamic packet state */ +# define IPOPT_TYPE_OPTION_UMP (24 << IPOPT_TYPE_OPTION_SHIFT) /* Upstream multicast packet */ +# define IPOPT_TYPE_OPTION_QS (25 << IPOPT_TYPE_OPTION_SHIFT) /* Quick start (RFC 4782) */ +# define IPOPT_TYPE_OPTION_EXP3692 (30 << IPOPT_TYPE_OPTION_SHIFT) /* RFC 3692-style experiment (RFC 4782) */ +#define IPOPT_TYPE_CLASS_SHIFT (5) /* Bits 5-6: Class */ +#define IPOPT_TYPE_CLASS_MASK (3 << IPOPT_TYPE_CLASS_SHIFT) +# define IPOPT_TYPE_CLASS_CTRL (0 << IPOPT_TYPE_CLASS_SHIFT) /* Control */ +# define IPOPT_TYPE_CLASS_MEASURE (2 << IPOPT_TYPE_CLASS_SHIFT) /* Debugging and measurement */ +#define IPOPT_TYPE_COPIED (1 << 7) /* Bit 7: IP layer must copy option to each fragment */ +#define IPOPT_TYPE_NOTCOPIED (0) + +/* IP Option encoding macros */ + +#define IPOPT_MKTYPE(copied,class,option) (copied|class|option) + +#define IPOPT_MKOPTION8(copied,class,option) \ + ((uint8_t)IPOPT_MKTYPE(copied,class,option)) +#define IPOPT_MKOPTION32(type,len,ptr,data) \ + ((uint32_t)(type) << 24 | (uint32_t)(len) << 16) | \ + (uint32_t)(ptr) << 8 | (uint32_t)(data)) + +/* Option Copy Class Length Description References + * ------ ---- ----- --------- ------------------------------------------------ + * 0 0 0 1 End of options list. RFC 791 + * 1 0 0 1 NOP. RFC 791 + * 2 1 0 11 Security. RFC 791, RFC 1108 + * 3 1 0 variable Loose Source Route. RFC 791 + * 4 0 2 variable Time stamp. RFC 781, RFC 791 + * 5 1 0 3-31 Extended Security. RFC 1108 + * 6 1 0 Commercial Security. + * 7 0 0 variable Record Route. RFC 791 + * 8 1 0 4 Stream Identifier. RFC 791, RFC 1122 + * 9 1 0 variable Strict Source Route. RFC 791 + * 10 0 0 Experimental Measurement. + * 11 0 0 4 MTU Probe. (obsolete). RFC 1063 + * 12 0 0 4 MTU Reply. (obsolete). RFC 1063 + * 13 1 2 Experimental Flow Control. + * 14 1 0 Expermental Access Control. + * 15 0 0 ENCODE. + * 16 1 0 IMI Traffic Descriptor. + * 17 1 0 variable Extended Internet Protocol. RFC 1385 + * 18 0 2 12 Traceroute. RFC 1393 + * 19 1 0 10 Address Extension. RFC 1475 + * 20 1 0 4 Router Alert. RFC 2113 + * 21 1 0 6-38 Selective Directed Broadcast Mode. RFC 1770 + * 22 1 0 + * 23 1 0 Dynamic Packet State. + * 24 1 0 Upstream Multicast Packet. + * 25 0 0 QS, Quick-Start. RFC 4782 + * 26 + * - + * 29 + * 30 0 0 EXP - RFC3692-style Experiment. RFC 4727 + * 30 0 2 EXP - RFC3692-style Experiment. RFC 4727 + * 30 1 0 EXP - RFC3692-style Experiment RFC 4727 + * 30 1 2 EXP - RFC3692-style Experiment. RFC 4727 + * 31 + */ + +#define IPOTR_END_LEN 1 +#define IPOPT_END_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_END) + +#define IPOTR_NOOP_LEN 1 +#define IPOPT_NOOP_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_NOOP) + +#define IPOPT_SEC_LEN 11 +#define IPOPT_SEC_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_SEC) + +#define IPOPT_LSRR_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_LSRR) + +#define IPOPT_TIMESTAMP_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_MEASURE, IPOPT_TYPE_OPTION_TIMESTAMP) + +#define IPORT_EXTSEC_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPORT_TYPE_OPTION_EXTSEC) + +#define IPORT_COMMSEC_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPORT_TYPE_OPTION_COMMSEC) + +#define IPOPT_RR_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_RR) + +#define IPOPT_SSID_LEN 4 +#define IPOPT_SSID_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_SSID) + +#define IPOPT_SSRR_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_SSRR) +#define IPOPT_EXPMEAS_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_EXPMEAS) + +#define IPOPT_MTUPROBE_LEN 4 +#define IPOPT_MTUPROBE_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_MTUPROBE) + +#define IPOPT_MTUREPLY_LEN 4 +#define IPOPT_MTUREPLY_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_MTUREPLY) + +#define IPOPT_EXPFC_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_MEASURE, IPOPT_TYPE_OPTION_EXPFC) + +#define IPOPT_EXPAC_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_EXPAC) + +#define IPOPT_ENCODE_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_ENCODE) + +#define IPOPT_IMITD_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_IMITD) + +#define IPOPT_EXTIP_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_EXTIP) + +#define IPOPT_TR_LEN 12 +#define IPOPT_TR_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_MEASURE, IPOPT_TYPE_OPTION_TR) + +#define IPOPT_ADDREXT_LEN 10 +#define IPOPT_ADDREXT_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_ADDREXT) + +#define IPOPT_RA_LEN 4 +#define IPOPT_RA_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_RA) +#define IPOPT_RA \ + IPOPT_MKOPTION32(IPORT_RA_TYPE, 4, 0, 0) + +#define IPOPT_SDBM_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_SDBM) +#define IPOPT_DPS_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_DPS) +#define IPOPT_UMP_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_UMP) +#define IPOPT_QS_TYPE \ + IPOPT_MKTYPE(IPOPT_TYPE_NOTCOPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_QS) + +/************************************************************************************************************ + * Public Type Definitions + ************************************************************************************************************/ + +/************************************************************************************************************ + * Public Data + ************************************************************************************************************/ + +/************************************************************************************************************ + * Public Function Prototypes + ************************************************************************************************************/ + +#endif /* __NET_UIP_IPOPT_H */ diff --git a/include/net/uip/uip.h b/include/net/uip/uip.h index a651b68f6327596fefed420d4a323e839b28bade..fd937366612175802e765c403f9cf69075afa4ef 100644 --- a/include/net/uip/uip.h +++ b/include/net/uip/uip.h @@ -150,62 +150,6 @@ # define UIP_IPH_LEN 20 /* Size of IP header */ #endif -/* IP Header Options: - * - * The basic 20-byte IP header can be extended by up to another 40 bytes - * (in units of 4 bytes) to provide IP options. The format of a single IP - * option is as follows: - * - * Single byte options: - * - * Type: 8-bits - * - * Multi-byte options: - * - * Type: 8-bits - * Length: 8-bits - * Pointer: 8-bits: - * Option Data: (depends on Length) - * - * The IP Option Type byte consists of the following subfields: - */ - -#define IPOPT_TYPE_OPTION_SHIFT (0) /* Bits 0-5: Option number*/ -#define IPOPT_TYPE_OPTION_MASK (0x1f << IPOPT_TYPE_OPTION_SHIFT) -# define IPOPT_TYPE_OPTION_END (0 << IPOPT_TYPE_OPTION_SHIFT) /* End of options list */ -# define IPOPT_TYPE_OPTION_NOOP (1 << IPOPT_TYPE_OPTION_SHIFT) /* No operation */ -# define IPOPT_TYPE_OPTION_SEC (2 << IPOPT_TYPE_OPTION_SHIFT) /* Security */ -# define IPOPT_TYPE_OPTION_LSRR (3 << IPOPT_TYPE_OPTION_SHIFT) /* Loose source and record route */ -# define IPOPT_TYPE_OPTION_TIMESTAMP (4 << IPOPT_TYPE_OPTION_SHIFT) /* Timestamp */ -# define IPOPT_TYPE_OPTION_RR (7 << IPOPT_TYPE_OPTION_SHIFT) /* Record route */ -# define IPOPT_TYPE_OPTION_SSID (8 << IPOPT_TYPE_OPTION_SHIFT) /* Stream ID */ -# define IPOPT_TYPE_OPTION_SSRR (9 << IPOPT_TYPE_OPTION_SHIFT) /* Strict source and record route */ -# define IPOPT_TYPE_OPTION_RA (20 << IPOPT_TYPE_OPTION_SHIFT) /* Router alert */ -#define IPOPT_TYPE_CLASS_SHIFT (5) /* Bits 5-6: Class */ -#define IPOPT_TYPE_CLASS_MASK (3 << IPOPT_TYPE_CLASS_SHIFT) -# define IPOPT_TYPE_CLASS_CTRL (0 << IPOPT_TYPE_CLASS_SHIFT) /* Control */ -# define IPOPT_TYPE_CLASS_MEASURE (2 << IPOPT_TYPE_CLASS_SHIFT) /* Debugging and measurement */ -#define IPOPT_TYPE_COPIED (1 << 7) /* Bit 7: IP layer must copy option to each fragment */ - -/* IP Option encoding macros */ - -#define IPOPT_MKTYPE(copied,class,option) (copied|class|option) - -#define IPOPT_MKOPTION8(copied,class,option) \ - ((uint8_t)IPOPT_MKTYPE(copied,class,option)) -#define IPOPT_MKOPTION32(copied,class,option,len,ptr,data) \ - ((uint32_t)IPORT_MKTYPE(copied,class,option) << 24 | \ - (uint32_t)len << 16) | (uint32_t)data << 8 | (uint32_t)data) - -/* Some useful pre-defined IP options */ - -#define IPOPT_END \ - IPOPT_MKOPTION8(0, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_END) -#define IPOPT_NOOP \ - IPOPT_MKOPTION8(0, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_NOOP) -#define IPOPT_RA \ - IPOPT_MKOPTION32(IPOPT_TYPE_COPIED, IPOPT_TYPE_CLASS_CTRL, IPOPT_TYPE_OPTION_RA, 4, 0, 0) - /**************************************************************************** * Public Type Definitions ****************************************************************************/