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-rw-r--r--include/asm-mips/siginfo.h132
1 files changed, 132 insertions, 0 deletions
diff --git a/include/asm-mips/siginfo.h b/include/asm-mips/siginfo.h
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index 000000000000..8ddd3c99bcf7
--- /dev/null
+++ b/include/asm-mips/siginfo.h
@@ -0,0 +1,132 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1998, 1999, 2001, 2003 Ralf Baechle
+ * Copyright (C) 2000, 2001 Silicon Graphics, Inc.
+ */
+#ifndef _ASM_SIGINFO_H
+#define _ASM_SIGINFO_H
+
+#include <linux/config.h>
+
+#define SIGEV_HEAD_SIZE (sizeof(long) + 2*sizeof(int))
+#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE-SIGEV_HEAD_SIZE) / sizeof(int))
+#undef __ARCH_SI_TRAPNO /* exception code needs to fill this ... */
+
+#define HAVE_ARCH_SIGINFO_T
+
+/*
+ * We duplicate the generic versions - <asm-generic/siginfo.h> is just borked
+ * by design ...
+ */
+#define HAVE_ARCH_COPY_SIGINFO
+struct siginfo;
+
+/*
+ * Careful to keep union _sifields from shifting ...
+ */
+#ifdef CONFIG_MIPS32
+#define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
+#endif
+#ifdef CONFIG_MIPS64
+#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
+#endif
+
+#include <asm-generic/siginfo.h>
+
+typedef struct siginfo {
+ int si_signo;
+ int si_code;
+ int si_errno;
+ int __pad0[SI_MAX_SIZE / sizeof(int) - SI_PAD_SIZE - 3];
+
+ union {
+ int _pad[SI_PAD_SIZE];
+
+ /* kill() */
+ struct {
+ pid_t _pid; /* sender's pid */
+ __ARCH_SI_UID_T _uid; /* sender's uid */
+ } _kill;
+
+ /* POSIX.1b timers */
+ struct {
+ timer_t _tid; /* timer id */
+ int _overrun; /* overrun count */
+ char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
+ sigval_t _sigval; /* same as below */
+ int _sys_private; /* not to be passed to user */
+ } _timer;
+
+ /* POSIX.1b signals */
+ struct {
+ pid_t _pid; /* sender's pid */
+ __ARCH_SI_UID_T _uid; /* sender's uid */
+ sigval_t _sigval;
+ } _rt;
+
+ /* SIGCHLD */
+ struct {
+ pid_t _pid; /* which child */
+ __ARCH_SI_UID_T _uid; /* sender's uid */
+ int _status; /* exit code */
+ clock_t _utime;
+ clock_t _stime;
+ } _sigchld;
+
+ /* IRIX SIGCHLD */
+ struct {
+ pid_t _pid; /* which child */
+ clock_t _utime;
+ int _status; /* exit code */
+ clock_t _stime;
+ } _irix_sigchld;
+
+ /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
+ struct {
+ void __user *_addr; /* faulting insn/memory ref. */
+#ifdef __ARCH_SI_TRAPNO
+ int _trapno; /* TRAP # which caused the signal */
+#endif
+ } _sigfault;
+
+ /* SIGPOLL, SIGXFSZ (To do ...) */
+ struct {
+ __ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
+ int _fd;
+ } _sigpoll;
+ } _sifields;
+} siginfo_t;
+
+/*
+ * si_code values
+ * Again these have been choosen to be IRIX compatible.
+ */
+#undef SI_ASYNCIO
+#undef SI_TIMER
+#undef SI_MESGQ
+#define SI_ASYNCIO -2 /* sent by AIO completion */
+#define SI_TIMER __SI_CODE(__SI_TIMER,-3) /* sent by timer expiration */
+#define SI_MESGQ __SI_CODE(__SI_MESGQ,-4) /* sent by real time mesq state change */
+
+#ifdef __KERNEL__
+
+/*
+ * Duplicated here because of <asm-generic/siginfo.h> braindamage ...
+ */
+#include <linux/string.h>
+
+static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
+{
+ if (from->si_code < 0)
+ memcpy(to, from, sizeof(*to));
+ else
+ /* _sigchld is currently the largest know union member */
+ memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
+}
+
+#endif
+
+#endif /* _ASM_SIGINFO_H */