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Kernel: Add support for SA_SIGINFO

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We currently don't really populate most of the fields, but that can
wait :^)
This commit is contained in:
Ali Mohammad Pur 2022-02-26 00:58:06 +03:30 • committed by Andreas Kling
parent 585054d68b
commit 4bd01b7fe9
12 changed files with 408 additions and 195 deletions
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15
Kernel/Arch/mcontext.h Normal file
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/*
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Platform.h>
#if ARCH(X86_64) || ARCH(I386)
# include <Kernel/Arch/x86/mcontext.h>
#elif ARCH(AARCH64)
# error "Unknown architecture"
#endif

58
Kernel/Arch/x86/mcontext.h Normal file
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/*
* Copyright (c) 2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Platform.h>
#include <Kernel/API/POSIX/sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
struct __attribute__((packed)) __mcontext {
#if ARCH(I386)
uint32_t eax;
uint32_t ecx;
uint32_t edx;
uint32_t ebx;
uint32_t esp;
uint32_t ebp;
uint32_t esi;
uint32_t edi;
uint32_t eip;
uint32_t eflags;
#else
uint64_t rax;
uint64_t rcx;
uint64_t rdx;
uint64_t rbx;
uint64_t rsp;
uint64_t rbp;
uint64_t rsi;
uint64_t rdi;
uint64_t rip;
uint64_t r8;
uint64_t r9;
uint64_t r10;
uint64_t r11;
uint64_t r12;
uint64_t r13;
uint64_t r14;
uint64_t r15;
uint64_t rflags;
#endif
uint32_t cs;
uint32_t ss;
uint32_t ds;
uint32_t es;
uint32_t fs;
uint32_t gs;
};
#ifdef __cplusplus
}
#endif