1 /* $NetBSD: common.h,v 1.5 2002/02/18 22:00:36 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1993-95 Mats O Jansson. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Mats O Jansson. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 * $NetBSD: common.h,v 1.5 2002/02/18 22:00:36 thorpej Exp $ 32 * 33 */ 34 35 #ifndef _COMMON_H_ 36 #define _COMMON_H_ 37 38 #define MAXDL 16 /* maximum number concurrent load */ 39 #define IFNAME_SIZE 32 /* maximum size if interface name */ 40 #define BUFSIZE 1600 /* main receive buffer size */ 41 #define HDRSIZ 22 /* room for 803.2 header */ 42 43 #ifndef MOP_FILE_PATH 44 #define MOP_FILE_PATH "/tftpboot/mop" 45 #endif 46 47 #define DEBUG_ONELINE 1 48 #define DEBUG_HEADER 2 49 #define DEBUG_INFO 3 50 51 /* 52 * structure per interface 53 * 54 */ 55 56 struct if_info { 57 int fd; /* File Descriptor */ 58 int trans; /* Transport type Ethernet/802.3 */ 59 u_char eaddr[6]; /* Ethernet addr of this interface */ 60 char if_name[IFNAME_SIZE]; /* Interface Name */ 61 int (*iopen) __P((char *, int, u_short, int)); 62 /* Interface Open Routine */ 63 int (*write) __P((int, u_char *, int, int)); 64 /* Interface Write Routine */ 65 void (*read) __P((void)); /* Interface Read Routine */ 66 struct if_info *next; /* Next Interface */ 67 }; 68 69 #define DL_STATUS_FREE 0 70 #define DL_STATUS_READ_IMGHDR 1 71 #define DL_STATUS_SENT_MLD 2 72 #define DL_STATUS_SENT_PLT 3 73 74 typedef enum { 75 IMAGE_TYPE_MOP, /* MOP image */ 76 IMAGE_TYPE_AOUT, /* a.out image */ 77 IMAGE_TYPE_ELF32 /* Elf32 image */ 78 } mopd_imagetype; 79 80 struct dllist { 81 u_char status; /* Status byte */ 82 struct if_info *ii; /* interface pointer */ 83 u_char eaddr[6]; /* targets ethernet addres */ 84 int ldfd; /* filedescriptor for loadfile */ 85 u_short dl_bsz; /* Data Link Buffer Size */ 86 int timeout; /* Timeout counter */ 87 u_char count; /* Packet Counter */ 88 u_int32_t loadaddr; /* Load Address */ 89 u_int32_t xferaddr; /* Transfer Address */ 90 u_int32_t nloadaddr; /* Next Load Address */ 91 off_t lseek; /* Seek before last read */ 92 mopd_imagetype image_type; /* what type of image is it? */ 93 94 /* For Elf32 files */ 95 int e_nsec; /* number of program sections */ 96 #define SEC_MAX 4 97 struct { 98 off_t s_foff; /* file offset of section */ 99 u_int32_t s_vaddr; /* virtual address of section */ 100 u_int32_t s_fsize; /* file size of section */ 101 u_int32_t s_msize; /* memory size of section */ 102 u_int32_t s_pad; /* padding until next section */ 103 u_int32_t s_loff; /* logical offset into image */ 104 } e_sections[SEC_MAX]; /* program sections */ 105 u_int32_t e_curpos; /* current logical position */ 106 int e_cursec; /* current section */ 107 108 /* For a.out files */ 109 int a_mid; /* Machine ID */ 110 u_int32_t a_text; /* Size of text segment */ 111 u_int32_t a_text_fill; /* Size of text segment fill */ 112 u_int32_t a_data; /* Size of data segment */ 113 u_int32_t a_data_fill; /* Size of data segment fill */ 114 u_int32_t a_bss; /* Size of bss segment */ 115 u_int32_t a_bss_fill; /* Size of bss segment fill */ 116 off_t a_lseek; /* Keep track of pos in newfile */ 117 }; 118 119 #endif /* _COMMON_H_ */ 120