2b72262b4f
I hereby relicense all my work on Sortix under the ISC license as below. All Sortix contributions by other people are already under this license, are not substantial enough to be copyrightable, or have been removed. All imported code from other projects is compatible with this license. All GPL licensed code from other projects had previously been removed. Copyright 2011-2016 Jonas 'Sortie' Termansen and contributors. Permission to use, copy, modify, and distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
155 lines
3.1 KiB
C
155 lines
3.1 KiB
C
/*
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* Copyright (c) 2013, 2014 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* sortix/ucontext.h
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* Declares ucontext_t and associated values.
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*/
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#ifndef INCLUDE_SORTIX_UCONTEXT_H
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#define INCLUDE_SORTIX_UCONTEXT_H
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#include <sys/cdefs.h>
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#include <sortix/sigset.h>
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#include <sortix/stack.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Register declarations for i386 */
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#if defined(__i386__)
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typedef int greg_t;
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#define NGREG 23
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typedef greg_t gregset_t[NGREG];
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enum
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{
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REG_GS = 0,
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#define REG_GS REG_GS
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REG_FS,
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#define REG_FS REG_FS
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REG_ES,
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#define REG_ES REG_ES
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REG_DS,
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#define REG_DS REG_DS
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REG_EDI,
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#define REG_EDI REG_EDI
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REG_ESI,
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#define REG_ESI REG_ESI
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REG_EBP,
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#define REG_EBP REG_EBP
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REG_ESP,
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#define REG_ESP REG_ESP
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REG_EBX,
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#define REG_EBX REG_EBX
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REG_EDX,
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#define REG_EDX REG_EDX
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REG_ECX,
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#define REG_ECX REG_ECX
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REG_EAX,
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#define REG_EAX REG_EAX
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REG_EIP,
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#define REG_EIP REG_EIP
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REG_CS,
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#define REG_CS REG_CS
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REG_EFL,
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#define REG_EFL REG_EFL
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REG_SS,
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#define REG_SS REG_SS
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REG_CR2,
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#define REG_CR2 REG_CR2
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REG_FSBASE,
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#define REG_FSBASE REG_FSBASE
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REG_GSBASE,
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#define REG_GSBASE REG_GSBASE
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};
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#endif
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/* Register declarations for x86-64 */
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#if defined(__x86_64__)
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typedef long int greg_t;
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#define NGREG 23
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typedef greg_t gregset_t[NGREG];
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enum
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{
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REG_R8 = 0,
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#define REG_R8 REG_R8
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REG_R9,
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#define REG_R9 REG_R9
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REG_R10,
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#define REG_R10 REG_R10
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REG_R11,
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#define REG_R11 REG_R11
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REG_R12,
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#define REG_R12 REG_R12
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REG_R13,
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#define REG_R13 REG_R13
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REG_R14,
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#define REG_R14 REG_R14
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REG_R15,
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#define REG_R15 REG_R15
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REG_RDI,
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#define REG_RDI REG_RDI
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REG_RSI,
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#define REG_RSI REG_RSI
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REG_RBP,
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#define REG_RBP REG_RBP
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REG_RBX,
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#define REG_RBX REG_RBX
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REG_RDX,
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#define REG_RDX REG_RDX
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REG_RAX,
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#define REG_RAX REG_RAX
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REG_RCX,
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#define REG_RCX REG_RCX
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REG_RSP,
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#define REG_RSP REG_RSP
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REG_RIP,
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#define REG_RIP REG_RIP
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REG_EFL,
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#define REG_EFL REG_EFL
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REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */
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#define REG_CSGSFS REG_CSGSFS
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REG_CR2,
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#define REG_CR2 REG_CR2
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REG_FSBASE,
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#define REG_FSBASE REG_FSBASE
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REG_GSBASE,
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#define REG_GSBASE REG_GSBASE
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};
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#endif
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typedef struct
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{
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gregset_t gregs;
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#if defined(__i386__) || defined(__x86_64__)
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unsigned char fpuenv[512];
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#endif
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} mcontext_t;
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typedef struct ucontext
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{
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struct ucontext* uc_link;
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sigset_t uc_sigmask;
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stack_t uc_stack;
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mcontext_t uc_mcontext;
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} ucontext_t;
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif
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