2016-01-18 15:33:29 +00:00
|
|
|
// Copyright (c) 2011-2016 The Cryptonote developers
|
2015-09-18 11:55:31 +00:00
|
|
|
// Distributed under the MIT/X11 software license, see the accompanying
|
|
|
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
2015-05-27 12:08:46 +00:00
|
|
|
|
|
|
|
#pragma once
|
|
|
|
|
|
|
|
#define setcontext(u) setmcontext(&(u)->uc_mcontext)
|
|
|
|
#define getcontext(u) getmcontext(&(u)->uc_mcontext)
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
extern "C" {
|
|
|
|
#endif
|
|
|
|
#include <stdlib.h>
|
|
|
|
|
|
|
|
typedef struct mcontext mctx;
|
|
|
|
typedef struct ucontext uctx;
|
|
|
|
|
|
|
|
extern int swapcontext(uctx*, const uctx*);
|
|
|
|
extern void makecontext(uctx*, void(*)(), intptr_t);
|
|
|
|
extern int getmcontext(mctx*);
|
|
|
|
extern void setmcontext(const mctx*);
|
|
|
|
|
|
|
|
struct mcontext {
|
|
|
|
/*
|
|
|
|
* The first 20 fields must match the definition of
|
|
|
|
* sigcontext. So that we can support sigcontext
|
|
|
|
* and ucontext_t at the same time.
|
|
|
|
*/
|
|
|
|
long mc_onstack; /* XXX - sigcontext compat. */
|
|
|
|
long mc_rdi; /* machine state (struct trapframe) */
|
|
|
|
long mc_rsi;
|
|
|
|
long mc_rdx;
|
|
|
|
long mc_rcx;
|
|
|
|
long mc_r8;
|
|
|
|
long mc_r9;
|
|
|
|
long mc_rax;
|
|
|
|
long mc_rbx;
|
|
|
|
long mc_rbp;
|
|
|
|
long mc_r10;
|
|
|
|
long mc_r11;
|
|
|
|
long mc_r12;
|
|
|
|
long mc_r13;
|
|
|
|
long mc_r14;
|
|
|
|
long mc_r15;
|
|
|
|
long mc_trapno;
|
|
|
|
long mc_addr;
|
|
|
|
long mc_flags;
|
|
|
|
long mc_err;
|
|
|
|
long mc_rip;
|
|
|
|
long mc_cs;
|
|
|
|
long mc_rflags;
|
|
|
|
long mc_rsp;
|
|
|
|
long mc_ss;
|
|
|
|
|
|
|
|
long mc_len; /* sizeof(mcontext_t) */
|
|
|
|
#define _MC_FPFMT_NODEV 0x10000 /* device not present or configured */
|
|
|
|
#define _MC_FPFMT_XMM 0x10002
|
|
|
|
long mc_fpformat;
|
|
|
|
#define _MC_FPOWNED_NONE 0x20000 /* FP state not used */
|
|
|
|
#define _MC_FPOWNED_FPU 0x20001 /* FP state came from FPU */
|
|
|
|
#define _MC_FPOWNED_PCB 0x20002 /* FP state came from PCB */
|
|
|
|
long mc_ownedfp;
|
|
|
|
/*
|
|
|
|
* See <machine/fpu.h> for the internals of mc_fpstate[].
|
|
|
|
*/
|
|
|
|
long mc_fpstate[64];
|
|
|
|
long mc_spare[8];
|
|
|
|
};
|
|
|
|
|
|
|
|
struct ucontext {
|
|
|
|
/*
|
|
|
|
* Keep the order of the first two fields. Also,
|
|
|
|
* keep them the first two fields in the structure.
|
|
|
|
* This way we can have a union with struct
|
|
|
|
* sigcontext and ucontext_t. This allows us to
|
|
|
|
* support them both at the same time.
|
|
|
|
* note: the union is not defined, though.
|
|
|
|
*/
|
|
|
|
sigset_t uc_sigmask;
|
|
|
|
mctx uc_mcontext;
|
|
|
|
|
|
|
|
struct __ucontext *uc_link;
|
|
|
|
stack_t uc_stack;
|
|
|
|
int __spare__[8];
|
|
|
|
};
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
}
|
|
|
|
#endif
|