File diff 052c0cbc4bbf → 85642093068c
BLD/build/HEADERS/CUR-92-vmkdrivers-asm-x64/vmkernel64/release/asm/signal.h
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new file 100644
 
/*
 
 * Portions Copyright 2008 VMware, Inc.
 
 */
 
#ifndef _ASMx8664_SIGNAL_H
 
#define _ASMx8664_SIGNAL_H
 

	
 
#ifndef __ASSEMBLY__
 
#include <linux/types.h>
 
#include <linux/time.h>
 

	
 
/* Avoid too many header ordering problems.  */
 
struct siginfo;
 

	
 
#ifdef __KERNEL__
 
#include <linux/linkage.h>
 
/* Most things should be clean enough to redefine this at will, if care
 
   is taken to make libc match.  */
 

	
 
#define _NSIG		64
 
#define _NSIG_BPW	64
 
#define _NSIG_WORDS	(_NSIG / _NSIG_BPW)
 

	
 
typedef unsigned long old_sigset_t;		/* at least 32 bits */
 

	
 
typedef struct {
 
	unsigned long sig[_NSIG_WORDS];
 
} sigset_t;
 

	
 

	
 
#else
 
/* Here we must cater to libcs that poke about in kernel headers.  */
 

	
 
#define NSIG		32
 
typedef unsigned long sigset_t;
 

	
 
#endif /* __KERNEL__ */
 
#endif
 

	
 
#define SIGHUP		 1
 
#define SIGINT		 2
 
#define SIGQUIT		 3
 
#define SIGILL		 4
 
#define SIGTRAP		 5
 
#define SIGABRT		 6
 
#define SIGIOT		 6
 
#define SIGBUS		 7
 
#define SIGFPE		 8
 
#define SIGKILL		 9
 
#define SIGUSR1		10
 
#define SIGSEGV		11
 
#define SIGUSR2		12
 
#define SIGPIPE		13
 
#define SIGALRM		14
 
#define SIGTERM		15
 
#define SIGSTKFLT	16
 
#define SIGCHLD		17
 
#define SIGCONT		18
 
#define SIGSTOP		19
 
#define SIGTSTP		20
 
#define SIGTTIN		21
 
#define SIGTTOU		22
 
#define SIGURG		23
 
#define SIGXCPU		24
 
#define SIGXFSZ		25
 
#define SIGVTALRM	26
 
#define SIGPROF		27
 
#define SIGWINCH	28
 
#define SIGIO		29
 
#define SIGPOLL		SIGIO
 
/*
 
#define SIGLOST		29
 
*/
 
#define SIGPWR		30
 
#define SIGSYS		31
 
#define	SIGUNUSED	31
 

	
 
/* These should not be considered constants from userland.  */
 
#define SIGRTMIN	32
 
#define SIGRTMAX	_NSIG
 

	
 
/*
 
 * SA_FLAGS values:
 
 *
 
 * SA_ONSTACK indicates that a registered stack_t will be used.
 
 * SA_RESTART flag to get restarting signals (which were the default long ago)
 
 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
 
 * SA_RESETHAND clears the handler when the signal is delivered.
 
 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
 
 * SA_NODEFER prevents the current signal from being masked in the handler.
 
 *
 
 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
 
 * Unix names RESETHAND and NODEFER respectively.
 
 */
 
#define SA_NOCLDSTOP	0x00000001
 
#define SA_NOCLDWAIT	0x00000002
 
#define SA_SIGINFO	0x00000004
 
#if defined(__VMKLNX__)
 
#define SA_VMKISA       0x00000008
 
#endif /* defined(__VMKLNX__) */
 
#define SA_ONSTACK	0x08000000
 
#define SA_RESTART	0x10000000
 
#define SA_NODEFER	0x40000000
 
#define SA_RESETHAND	0x80000000
 

	
 
#define SA_NOMASK	SA_NODEFER
 
#define SA_ONESHOT	SA_RESETHAND
 

	
 
#define SA_RESTORER	0x04000000
 

	
 
/*
 
 * sigaltstack controls
 
 */
 
#define SS_ONSTACK	1
 
#define SS_DISABLE	2
 

	
 
#define MINSIGSTKSZ	2048
 
#define SIGSTKSZ	8192
 

	
 
#include <asm-generic/signal.h>
 

	
 
#ifndef __ASSEMBLY__
 

	
 
struct sigaction {
 
	__sighandler_t sa_handler;
 
	unsigned long sa_flags;
 
	__sigrestore_t sa_restorer;
 
	sigset_t sa_mask;		/* mask last for extensibility */
 
};
 

	
 
struct k_sigaction {
 
	struct sigaction sa;
 
};
 

	
 
typedef struct sigaltstack {
 
	void __user *ss_sp;
 
	int ss_flags;
 
	size_t ss_size;
 
} stack_t;
 

	
 
#ifdef __KERNEL__
 
#include <asm/sigcontext.h>
 

	
 
#undef __HAVE_ARCH_SIG_BITOPS
 
#if 0
 

	
 
static inline void sigaddset(sigset_t *set, int _sig)
 
{
 
	__asm__("btsq %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc");
 
}
 

	
 
static inline void sigdelset(sigset_t *set, int _sig)
 
{
 
	__asm__("btrq %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc");
 
}
 

	
 
static inline int __const_sigismember(sigset_t *set, int _sig)
 
{
 
	unsigned long sig = _sig - 1;
 
	return 1 & (set->sig[sig / _NSIG_BPW] >> (sig & ~(_NSIG_BPW-1)));
 
}
 

	
 
static inline int __gen_sigismember(sigset_t *set, int _sig)
 
{
 
	int ret;
 
	__asm__("btq %2,%1\n\tsbbq %0,%0"
 
		: "=r"(ret) : "m"(*set), "Ir"(_sig-1) : "cc");
 
	return ret;
 
}
 

	
 
#define sigismember(set,sig)			\
 
	(__builtin_constant_p(sig) ?		\
 
	 __const_sigismember((set),(sig)) :	\
 
	 __gen_sigismember((set),(sig)))
 

	
 
static inline int sigfindinword(unsigned long word)
 
{
 
	__asm__("bsfq %1,%0" : "=r"(word) : "rm"(word) : "cc");
 
	return word;
 
}
 
#endif
 
#endif
 

	
 
#define ptrace_signal_deliver(regs, cookie) do { } while (0)
 

	
 
#endif /* __KERNEL__ */
 

	
 
#endif