[mirror_qemu.git] / bsd-user / freebsd / target_os_siginfo.h

/*
 *  FreeBSD siginfo related definitions
 *
 *  Copyright (c) 2013 Stacey D. Son
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, see <http://www.gnu.org/licenses/>.
 */
#ifndef _TARGET_OS_SIGINFO_H_
#define _TARGET_OS_SIGINFO_H_

#define TARGET_NSIG         128
#define TARGET_NSIG_BPW     (sizeof(uint32_t) * 8)
#define TARGET_NSIG_WORDS   (TARGET_NSIG / TARGET_NSIG_BPW)

/* this struct defines a stack used during syscall handling */
typedef struct target_sigaltstack {
    abi_long    ss_sp;
    abi_ulong   ss_size;
    abi_long    ss_flags;
} target_stack_t;

typedef struct {
    uint32_t __bits[TARGET_NSIG_WORDS];
} target_sigset_t;

struct target_sigaction {
    abi_ulong   _sa_handler;
    int32_t     sa_flags;
    target_sigset_t sa_mask;
};

typedef union target_sigval {
    int32_t sival_int;
    abi_ulong sival_ptr;
    int32_t sigval_int;
    abi_ulong sigval_ptr;
} target_sigval_t;

typedef struct target_siginfo {
    int32_t si_signo;   /* signal number */
    int32_t si_errno;   /* errno association */
    int32_t si_code;    /* signal code */
    int32_t si_pid;     /* sending process */
    int32_t si_uid;     /* sender's ruid */
    int32_t si_status;  /* exit value */
    abi_ulong si_addr;  /* faulting instruction */
    union target_sigval si_value;   /* signal value */
    union {
        struct {
            int32_t _trapno;    /* machine specific trap code */
        } _fault;

        /* POSIX.1b timers */
        struct {
            int32_t _timerid;
            int32_t _overrun;
        } _timer;

        struct {
            int32_t _mqd;
        } _mesgp;

        /* SIGPOLL -- Not really genreated in FreeBSD ??? */
        struct {
            int _band;  /* POLL_IN, POLL_OUT, POLL_MSG */
        } _poll;

        struct {
            int _mqd;
        } _mesgq;

        struct {
            /*
             * Syscall number for signals delivered as a result of system calls
             * denied by Capsicum.
             */
            int _syscall;
        } _capsicum;

        /* Spare for future growth */
        struct {
            abi_long __spare1__;
            int32_t  __spare2_[7];
        } __spare__;
    } _reason;
} target_siginfo_t;

struct target_sigevent {
    abi_int sigev_notify;
    abi_int sigev_signo;
    target_sigval_t sigev_value;
    union {
        abi_int _threadid;

        /*
         * The kernel (and thus QEMU) never looks at these;
         * they're only used as part of the ABI between a
         * userspace program and libc.
         */
        struct {
            abi_ulong _function;
            abi_ulong _attribute;
        } _sigev_thread;
        abi_ushort _kevent_flags;
        abi_long _pad[8];
    } _sigev_un;
};

#define target_si_signo     si_signo
#define target_si_code      si_code
#define target_si_errno     si_errno
#define target_si_addr      si_addr

/* SIGILL si_codes */
#define TARGET_ILL_ILLOPC   (1) /* Illegal opcode. */
#define TARGET_ILL_ILLOPN   (2) /* Illegal operand. */
#define TARGET_ILL_ILLADR   (3) /* Illegal addressing mode. */
#define TARGET_ILL_ILLTRP   (4) /* Illegal trap. */
#define TARGET_ILL_PRVOPC   (5) /* Privileged opcode. */
#define TARGET_ILL_PRVREG   (6) /* Privileged register. */
#define TARGET_ILL_COPROC   (7) /* Coprocessor error. */
#define TARGET_ILL_BADSTK   (8) /* Internal stack error. */

/* SIGSEGV si_codes */
#define TARGET_SEGV_MAPERR  (1) /* address not mapped to object */
#define TARGET_SEGV_ACCERR  (2) /* invalid permissions for mapped object */

/* SIGTRAP si_codes */
#define TARGET_TRAP_BRKPT   (1) /* process beakpoint */
#define TARGET_TRAP_TRACE   (2) /* process trace trap */

/* SIGBUS si_codes */
#define TARGET_BUS_ADRALN   (1)
#define TARGET_BUS_ADRERR   (2)
#define TARGET_BUS_OBJERR   (3)

/* SIGFPE codes */
#define TARGET_FPE_INTOVF   (1) /* Integer overflow. */
#define TARGET_FPE_INTDIV   (2) /* Integer divide by zero. */
#define TARGET_FPE_FLTDIV   (3) /* Floating point divide by zero. */
#define TARGET_FPE_FLTOVF   (4) /* Floating point overflow. */
#define TARGET_FPE_FLTUND   (5) /* Floating point underflow. */
#define TARGET_FPE_FLTRES   (6) /* Floating point inexact result. */
#define TARGET_FPE_FLTINV   (7) /* Invalid floating point operation. */
#define TARGET_FPE_FLTSUB   (8) /* Subscript out of range. */

#endif /* !_TARGET_OS_SIGINFO_H_ */
Commit	Line	Data
790baacc WL	1	/*
	2	* FreeBSD siginfo related definitions
	3	*
	4	* Copyright (c) 2013 Stacey D. Son
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, see <http://www.gnu.org/licenses/>.
	18	*/
	19	#ifndef _TARGET_OS_SIGINFO_H_
	20	#define _TARGET_OS_SIGINFO_H_
	21
	22	#define TARGET_NSIG 128
	23	#define TARGET_NSIG_BPW (sizeof(uint32_t) * 8)
	24	#define TARGET_NSIG_WORDS (TARGET_NSIG / TARGET_NSIG_BPW)
	25
	26	/* this struct defines a stack used during syscall handling */
	27	typedef struct target_sigaltstack {
	28	abi_long ss_sp;
	29	abi_ulong ss_size;
	30	abi_long ss_flags;
	31	} target_stack_t;
	32
	33	typedef struct {
	34	uint32_t __bits[TARGET_NSIG_WORDS];
	35	} target_sigset_t;
	36
	37	struct target_sigaction {
	38	abi_ulong _sa_handler;
	39	int32_t sa_flags;
	40	target_sigset_t sa_mask;
	41	};
	42
	43	typedef union target_sigval {
	44	int32_t sival_int;
	45	abi_ulong sival_ptr;
	46	int32_t sigval_int;
	47	abi_ulong sigval_ptr;
	48	} target_sigval_t;
	49
	50	typedef struct target_siginfo {
	51	int32_t si_signo; /* signal number */
	52	int32_t si_errno; /* errno association */
	53	int32_t si_code; /* signal code */
	54	int32_t si_pid; /* sending process */
	55	int32_t si_uid; /* sender's ruid */
	56	int32_t si_status; /* exit value */
	57	abi_ulong si_addr; /* faulting instruction */
	58	union target_sigval si_value; /* signal value */
	59	union {
	60	struct {
	61	int32_t _trapno; /* machine specific trap code */
	62	} _fault;
	63
	64	/* POSIX.1b timers */
65	struct {
66	int32_t _timerid;
67	int32_t _overrun;
68	} _timer;
69
70	struct {
71	int32_t _mqd;
72	} _mesgp;
73
4550c661	74	/* SIGPOLL -- Not really genreated in FreeBSD ??? */
790baacc WL	75	struct {
	76	int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
	77	} _poll;
	78
4550c661 WL	79	struct {
	80	int _mqd;
	81	} _mesgq;
	82
	83	struct {
	84	/*
	85	* Syscall number for signals delivered as a result of system calls
	86	* denied by Capsicum.
	87	*/
	88	int _syscall;
	89	} _capsicum;
	90
	91	/* Spare for future growth */
790baacc WL	92	struct {
	93	abi_long __spare1__;
	94	int32_t __spare2_[7];
	95	} __spare__;
	96	} _reason;
	97	} target_siginfo_t;
	98
	99	struct target_sigevent {
	100	abi_int sigev_notify;
	101	abi_int sigev_signo;
	102	target_sigval_t sigev_value;
	103	union {
	104	abi_int _threadid;
	105
	106	/*
	107	* The kernel (and thus QEMU) never looks at these;
	108	* they're only used as part of the ABI between a
	109	* userspace program and libc.
	110	*/
	111	struct {
	112	abi_ulong _function;
	113	abi_ulong _attribute;
	114	} _sigev_thread;
	115	abi_ushort _kevent_flags;
	116	abi_long _pad[8];
	117	} _sigev_un;
	118	};
	119
	120	#define target_si_signo si_signo
	121	#define target_si_code si_code
	122	#define target_si_errno si_errno
	123	#define target_si_addr si_addr
	124
	125	/* SIGILL si_codes */
	126	#define TARGET_ILL_ILLOPC (1) /* Illegal opcode. */
	127	#define TARGET_ILL_ILLOPN (2) /* Illegal operand. */
	128	#define TARGET_ILL_ILLADR (3) /* Illegal addressing mode. */
	129	#define TARGET_ILL_ILLTRP (4) /* Illegal trap. */
	130	#define TARGET_ILL_PRVOPC (5) /* Privileged opcode. */
	131	#define TARGET_ILL_PRVREG (6) /* Privileged register. */
	132	#define TARGET_ILL_COPROC (7) /* Coprocessor error. */
	133	#define TARGET_ILL_BADSTK (8) /* Internal stack error. */
	134
	135	/* SIGSEGV si_codes */
	136	#define TARGET_SEGV_MAPERR (1) /* address not mapped to object */
	137	#define TARGET_SEGV_ACCERR (2) /* invalid permissions for mapped object */
	138
	139	/* SIGTRAP si_codes */
	140	#define TARGET_TRAP_BRKPT (1) /* process beakpoint */
	141	#define TARGET_TRAP_TRACE (2) /* process trace trap */
	142
	143	/* SIGBUS si_codes */
	144	#define TARGET_BUS_ADRALN (1)
	145	#define TARGET_BUS_ADRERR (2)
	146	#define TARGET_BUS_OBJERR (3)
	147
	148	/* SIGFPE codes */
	149	#define TARGET_FPE_INTOVF (1) /* Integer overflow. */
	150	#define TARGET_FPE_INTDIV (2) /* Integer divide by zero. */
	151	#define TARGET_FPE_FLTDIV (3) /* Floating point divide by zero. */
	152	#define TARGET_FPE_FLTOVF (4) /* Floating point overflow. */
	153	#define TARGET_FPE_FLTUND (5) /* Floating point underflow. */
	154	#define TARGET_FPE_FLTRES (6) /* Floating point inexact result. */
	155	#define TARGET_FPE_FLTINV (7) /* Invalid floating point operation. */
156	#define TARGET_FPE_FLTSUB (8) /* Subscript out of range. */
157
158	#endif /* !_TARGET_OS_SIGINFO_H_ */