1*0cc5983cSToomas Soome /*- 2*0cc5983cSToomas Soome * Copyright (c) 1992, 1993 3*0cc5983cSToomas Soome * The Regents of the University of California. All rights reserved. 4*0cc5983cSToomas Soome * 5*0cc5983cSToomas Soome * Redistribution and use in source and binary forms, with or without 6*0cc5983cSToomas Soome * modification, are permitted provided that the following conditions 7*0cc5983cSToomas Soome * are met: 8*0cc5983cSToomas Soome * 1. Redistributions of source code must retain the above copyright 9*0cc5983cSToomas Soome * notice, this list of conditions and the following disclaimer. 10*0cc5983cSToomas Soome * 2. Redistributions in binary form must reproduce the above copyright 11*0cc5983cSToomas Soome * notice, this list of conditions and the following disclaimer in the 12*0cc5983cSToomas Soome * documentation and/or other materials provided with the distribution. 13*0cc5983cSToomas Soome * 4. Neither the name of the University nor the names of its contributors 14*0cc5983cSToomas Soome * may be used to endorse or promote products derived from this software 15*0cc5983cSToomas Soome * without specific prior written permission. 16*0cc5983cSToomas Soome * 17*0cc5983cSToomas Soome * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18*0cc5983cSToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19*0cc5983cSToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20*0cc5983cSToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21*0cc5983cSToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22*0cc5983cSToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23*0cc5983cSToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24*0cc5983cSToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25*0cc5983cSToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*0cc5983cSToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27*0cc5983cSToomas Soome * SUCH DAMAGE. 28*0cc5983cSToomas Soome * 29*0cc5983cSToomas Soome * from: @(#)exec.h 8.1 (Berkeley) 6/11/93 30*0cc5983cSToomas Soome * $FreeBSD$ 31*0cc5983cSToomas Soome */ 32*0cc5983cSToomas Soome 33*0cc5983cSToomas Soome #ifndef _IMGACT_AOUT_H_ 34*0cc5983cSToomas Soome #define _IMGACT_AOUT_H_ 35*0cc5983cSToomas Soome 36*0cc5983cSToomas Soome #define N_GETMAGIC(ex) \ 37*0cc5983cSToomas Soome ( LE_32((ex).a_midmag) & 0xffff ) 38*0cc5983cSToomas Soome #define N_GETMID(ex) \ 39*0cc5983cSToomas Soome ( (N_GETMAGIC_NET(ex) == ZMAGIC) ? N_GETMID_NET(ex) : \ 40*0cc5983cSToomas Soome ((ex).a_midmag >> 16) & 0x03ff ) 41*0cc5983cSToomas Soome #define N_GETFLAG(ex) \ 42*0cc5983cSToomas Soome ( (N_GETMAGIC_NET(ex) == ZMAGIC) ? N_GETFLAG_NET(ex) : \ 43*0cc5983cSToomas Soome ((ex).a_midmag >> 26) & 0x3f ) 44*0cc5983cSToomas Soome #define N_SETMAGIC(ex,mag,mid,flag) \ 45*0cc5983cSToomas Soome ( (ex).a_midmag = LE_32((((flag) & 0x3f) <<26) | \ 46*0cc5983cSToomas Soome (((mid) & 0x03ff) << 16) | \ 47*0cc5983cSToomas Soome ((mag) & 0xffff)) ) 48*0cc5983cSToomas Soome 49*0cc5983cSToomas Soome #define N_GETMAGIC_NET(ex) \ 50*0cc5983cSToomas Soome (ntohl((ex).a_midmag) & 0xffff) 51*0cc5983cSToomas Soome #define N_GETMID_NET(ex) \ 52*0cc5983cSToomas Soome ((ntohl((ex).a_midmag) >> 16) & 0x03ff) 53*0cc5983cSToomas Soome #define N_GETFLAG_NET(ex) \ 54*0cc5983cSToomas Soome ((ntohl((ex).a_midmag) >> 26) & 0x3f) 55*0cc5983cSToomas Soome #define N_SETMAGIC_NET(ex,mag,mid,flag) \ 56*0cc5983cSToomas Soome ( (ex).a_midmag = htonl( (((flag)&0x3f)<<26) | (((mid)&0x03ff)<<16) \ 57*0cc5983cSToomas Soome | (((mag)&0xffff)) ) ) 58*0cc5983cSToomas Soome 59*0cc5983cSToomas Soome #define N_ALIGN(ex,x) \ 60*0cc5983cSToomas Soome (N_GETMAGIC(ex) == ZMAGIC || N_GETMAGIC(ex) == QMAGIC || \ 61*0cc5983cSToomas Soome N_GETMAGIC_NET(ex) == ZMAGIC || N_GETMAGIC_NET(ex) == QMAGIC ? \ 62*0cc5983cSToomas Soome ((x) + __LDPGSZ - 1) & ~(uint32_t)(__LDPGSZ - 1) : (x)) 63*0cc5983cSToomas Soome 64*0cc5983cSToomas Soome /* Valid magic number check. */ 65*0cc5983cSToomas Soome #define N_BADMAG(ex) \ 66*0cc5983cSToomas Soome (N_GETMAGIC(ex) != OMAGIC && N_GETMAGIC(ex) != NMAGIC && \ 67*0cc5983cSToomas Soome N_GETMAGIC(ex) != ZMAGIC && N_GETMAGIC(ex) != QMAGIC && \ 68*0cc5983cSToomas Soome N_GETMAGIC_NET(ex) != OMAGIC && N_GETMAGIC_NET(ex) != NMAGIC && \ 69*0cc5983cSToomas Soome N_GETMAGIC_NET(ex) != ZMAGIC && N_GETMAGIC_NET(ex) != QMAGIC) 70*0cc5983cSToomas Soome 71*0cc5983cSToomas Soome 72*0cc5983cSToomas Soome /* Address of the bottom of the text segment. */ 73*0cc5983cSToomas Soome /* 74*0cc5983cSToomas Soome * This can not be done right. Abuse a_entry in some cases to handle kernels. 75*0cc5983cSToomas Soome */ 76*0cc5983cSToomas Soome #define N_TXTADDR(ex) \ 77*0cc5983cSToomas Soome ((N_GETMAGIC(ex) == OMAGIC || N_GETMAGIC(ex) == NMAGIC || \ 78*0cc5983cSToomas Soome N_GETMAGIC(ex) == ZMAGIC) ? \ 79*0cc5983cSToomas Soome (le32toh((ex).a_entry) < le32toh((ex).a_text) ? 0 : \ 80*0cc5983cSToomas Soome le32toh((ex).a_entry) & ~__LDPGSZ) : __LDPGSZ) 81*0cc5983cSToomas Soome 82*0cc5983cSToomas Soome /* Address of the bottom of the data segment. */ 83*0cc5983cSToomas Soome #define N_DATADDR(ex) \ 84*0cc5983cSToomas Soome N_ALIGN(ex, N_TXTADDR(ex) + le32toh((ex).a_text)) 85*0cc5983cSToomas Soome 86*0cc5983cSToomas Soome /* Text segment offset. */ 87*0cc5983cSToomas Soome #define N_TXTOFF(ex) \ 88*0cc5983cSToomas Soome (N_GETMAGIC(ex) == ZMAGIC ? __LDPGSZ : (N_GETMAGIC(ex) == QMAGIC || \ 89*0cc5983cSToomas Soome N_GETMAGIC_NET(ex) == ZMAGIC) ? 0 : sizeof(struct exec)) 90*0cc5983cSToomas Soome 91*0cc5983cSToomas Soome /* Data segment offset. */ 92*0cc5983cSToomas Soome #define N_DATOFF(ex) \ 93*0cc5983cSToomas Soome N_ALIGN(ex, N_TXTOFF(ex) + le32toh((ex).a_text)) 94*0cc5983cSToomas Soome 95*0cc5983cSToomas Soome /* Relocation table offset. */ 96*0cc5983cSToomas Soome #define N_RELOFF(ex) \ 97*0cc5983cSToomas Soome N_ALIGN(ex, N_DATOFF(ex) + le32toh((ex).a_data)) 98*0cc5983cSToomas Soome 99*0cc5983cSToomas Soome /* Symbol table offset. */ 100*0cc5983cSToomas Soome #define N_SYMOFF(ex) \ 101*0cc5983cSToomas Soome (N_RELOFF(ex) + le32toh((ex).a_trsize) + le32toh((ex).a_drsize)) 102*0cc5983cSToomas Soome 103*0cc5983cSToomas Soome /* String table offset. */ 104*0cc5983cSToomas Soome #define N_STROFF(ex) (N_SYMOFF(ex) + le32toh((ex).a_syms)) 105*0cc5983cSToomas Soome 106*0cc5983cSToomas Soome /* 107*0cc5983cSToomas Soome * Header prepended to each a.out file. 108*0cc5983cSToomas Soome * Only manipulate the a_midmag field via the 109*0cc5983cSToomas Soome * N_SETMAGIC/N_GET{MAGIC,MID,FLAG} macros. 110*0cc5983cSToomas Soome */ 111*0cc5983cSToomas Soome 112*0cc5983cSToomas Soome struct exec { 113*0cc5983cSToomas Soome uint32_t a_midmag; /* flags<<26 | mid<<16 | magic */ 114*0cc5983cSToomas Soome uint32_t a_text; /* text segment size */ 115*0cc5983cSToomas Soome uint32_t a_data; /* initialized data size */ 116*0cc5983cSToomas Soome uint32_t a_bss; /* uninitialized data size */ 117*0cc5983cSToomas Soome uint32_t a_syms; /* symbol table size */ 118*0cc5983cSToomas Soome uint32_t a_entry; /* entry point */ 119*0cc5983cSToomas Soome uint32_t a_trsize; /* text relocation size */ 120*0cc5983cSToomas Soome uint32_t a_drsize; /* data relocation size */ 121*0cc5983cSToomas Soome }; 122*0cc5983cSToomas Soome #define a_magic a_midmag /* Hack for emulators */ 123*0cc5983cSToomas Soome 124*0cc5983cSToomas Soome /* a_magic */ 125*0cc5983cSToomas Soome #define OMAGIC 0407 /* old impure format */ 126*0cc5983cSToomas Soome #define NMAGIC 0410 /* read-only text */ 127*0cc5983cSToomas Soome #define ZMAGIC 0413 /* demand load format */ 128*0cc5983cSToomas Soome #define QMAGIC 0314 /* "compact" demand load format */ 129*0cc5983cSToomas Soome 130*0cc5983cSToomas Soome /* a_mid */ 131*0cc5983cSToomas Soome #define MID_ZERO 0 /* unknown - implementation dependent */ 132*0cc5983cSToomas Soome #define MID_SUN010 1 /* sun 68010/68020 binary */ 133*0cc5983cSToomas Soome #define MID_SUN020 2 /* sun 68020-only binary */ 134*0cc5983cSToomas Soome #define MID_I386 134 /* i386 BSD binary */ 135*0cc5983cSToomas Soome #define MID_SPARC 138 /* sparc */ 136*0cc5983cSToomas Soome #define MID_ARM6 143 /* ARM6 */ 137*0cc5983cSToomas Soome #define MID_HP200 200 /* hp200 (68010) BSD binary */ 138*0cc5983cSToomas Soome #define MID_HP300 300 /* hp300 (68020+68881) BSD binary */ 139*0cc5983cSToomas Soome #define MID_HPUX 0x20C /* hp200/300 HP-UX binary */ 140*0cc5983cSToomas Soome #define MID_HPUX800 0x20B /* hp800 HP-UX binary */ 141*0cc5983cSToomas Soome 142*0cc5983cSToomas Soome /* 143*0cc5983cSToomas Soome * a_flags 144*0cc5983cSToomas Soome */ 145*0cc5983cSToomas Soome #define EX_PIC 0x10 /* contains position independent code */ 146*0cc5983cSToomas Soome #define EX_DYNAMIC 0x20 /* contains run-time link-edit info */ 147*0cc5983cSToomas Soome #define EX_DPMASK 0x30 /* mask for the above */ 148*0cc5983cSToomas Soome 149*0cc5983cSToomas Soome #ifdef _KERNEL 150*0cc5983cSToomas Soome struct thread; 151*0cc5983cSToomas Soome struct vnode; 152*0cc5983cSToomas Soome 153*0cc5983cSToomas Soome int aout_coredump(struct thread *td, struct vnode *vp, off_t limit, 154*0cc5983cSToomas Soome int flags); 155*0cc5983cSToomas Soome #endif 156*0cc5983cSToomas Soome 157*0cc5983cSToomas Soome #endif /* !_IMGACT_AOUT_H_ */ 158