minix3/include/sys/elf_core.h

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2020-02-21 00:59:27 +05:30
/*
* This file mainly provides a definition of the structures used
* to describe the notes section of an ELF file.
*
* It is the interface between MINIX core dump and GDB
*/
#ifndef _SYS_ELF_CORE_H_
#define _SYS_ELF_CORE_H_
#include <sys/param.h>
#include <machine/stackframe.h>
/* MINIX core file format:
*
* The core file is in ELF format. Besides the regular program segments,
* it has a NOTE segment which contains two NOTE entries
* - one containing a minix_elfcore_info_t and the other one containing
* the general purpose registers (a stackframe_s structure)
*/
typedef struct stackframe_s gregset_t; /* General purpose registers */
/*
* A lot more things should be added to these structures. At present,
* they contain the absolute bare minimum required to allow GDB to work
* with MINIX ELF core dumps.
*/
#define ELF_NOTE_MINIX_ELFCORE_NAME "MINIX-CORE"
#define NT_MINIX_ELFCORE_INFO 1
#define NT_MINIX_ELFCORE_GREGS 2
#define MINIX_ELFCORE_VERSION 1 /* Current version of minix_elfcore_info_t */
#define RESERVED_SIZE 5
typedef struct minix_elfcore_info {
/* Version 1 fields */
uint32_t mei_version; /* Version number of struct */
uint32_t mei_meisize; /* sizeof(minix_elfcore_info_t) */
uint32_t mei_signo; /* killing signal */
int32_t mei_pid; /* Process ID */
int8_t mei_command[MAXCOMLEN]; /* Command */
uint32_t flags; /* Flags */
int32_t reserved[RESERVED_SIZE];/* Reserved space*/
/* Put below version 2 fields */
} minix_elfcore_info_t;
#endif /* _SYS_ELF_CORE_H_ */