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Diffstat (limited to 'sys/sys/core.h')
| -rw-r--r-- | sys/sys/core.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/sys/sys/core.h b/sys/sys/core.h new file mode 100644 index 0000000..cd69b41 --- /dev/null +++ b/sys/sys/core.h @@ -0,0 +1,99 @@ +/* $OpenBSD: core.h,v 1.7 2016/09/17 06:09:08 guenther Exp $ */ +/* $NetBSD: core.h,v 1.4 1994/10/29 08:20:14 cgd Exp $ */ + +/* + * Copyright (c) 1994 Paul Kranenburg + * 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Paul Kranenburg. + * 4. 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. + */ + +#define COREMAGIC 0507 +#define CORESEGMAGIC 0510 + +/* + * The core structure's c_midmag field (like exec's a_midmag) is a + * network-byteorder encoding of this int + * FFFFFFmmmmmmmmmmMMMMMMMMMMMMMMMM + * Where `F' is 6 bits of flag (currently unused), + * `m' is 10 bits of machine-id, and + * `M' is 16 bits worth of magic number, ie. COREMAGIC. + * The macros below will set/get the needed fields. + */ +#define CORE_GETMAGIC(c) ( ntohl(((c).c_midmag)) & 0xffff ) +#define CORE_GETMID(c) ( (ntohl(((c).c_midmag)) >> 16) & 0x03ff ) +#define CORE_GETFLAG(c) ( (ntohl(((c).c_midmag)) >> 26) & 0x03f ) +#define CORE_SETMAGIC(c,mag,mid,flag) ( (c).c_midmag = htonl ( \ + ( ((flag) & 0x3f) << 26) | \ + ( ((mid) & 0x03ff) << 16) | \ + ( ((mag) & 0xffff) ) ) ) + +/* Flag definitions */ +#define CORE_CPU 1 +#define CORE_DATA 2 +#define CORE_STACK 4 + +#ifndef _KERNEL +/* + * XXX OBSOLETE, NO LONGER USED + * XXX This header file exists to support binutils' netbsd-core format + * XXX which is still needed for the a.out-m88k-openbsd use in luna88k + * XXX boot block creation. + * + * A core file consists of a header followed by a number of segments. + * Each segment is preceded by a `coreseg' structure giving the + * segment's type, the virtual address where the bits resided in + * process address space and the size of the segment. + * + * The core header specifies the lengths of the core header itself and + * each of the following core segment headers to allow for any machine + * dependent alignment requirements. + */ + +struct core { + u_int32_t c_midmag; /* magic, id, flags */ + u_int16_t c_hdrsize; /* Size of this header (machdep algn) */ + u_int16_t c_seghdrsize; /* Size of a segment header */ + u_int32_t c_nseg; /* # of core segments */ + char c_name[MAXCOMLEN+1]; /* Copy of p->p_comm */ + u_int32_t c_signo; /* Killing signal */ + u_long c_ucode; /* Hmm ? */ + u_long c_cpusize; /* Size of machine dependent segment */ + u_long c_tsize; /* Size of traditional text segment */ + u_long c_dsize; /* Size of traditional data segment */ + u_long c_ssize; /* Size of traditional stack segment */ +}; + +struct coreseg { + u_int32_t c_midmag; /* magic, id, flags */ + u_long c_addr; /* Virtual address of segment */ + u_long c_size; /* Size of this segment */ +}; + +#else +int coredump_write(void *, enum uio_seg, const void *, size_t); +void coredump_unmap(void *, vaddr_t, vaddr_t); +#endif |