kaguya
76 lines
2.7 KiB
C
Executable File
76 lines
2.7 KiB
C
Executable File
#pragma once
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#include <stdint.h>
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struct __syscall_ret {
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uint64_t ret;
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uint64_t err;
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};
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static __syscall_ret __syscall6(int number, uint64_t arg1, uint64_t arg2,
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uint64_t arg3, uint64_t arg4, uint64_t arg5,
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uint64_t arg6) {
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struct __syscall_ret ret;
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register uint64_t arg_r8 asm("r8") = arg4;
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register uint64_t arg_r9 asm("r9") = arg5;
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register uint64_t arg_r10 asm("r10") = arg6;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1), "S"(arg2), "d"(arg3), "r"(arg_r8),
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"r"(arg_r9), "r"(arg_r10)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall5(int number, uint64_t arg1, uint64_t arg2,
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uint64_t arg3, uint64_t arg4, uint64_t arg5) {
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struct __syscall_ret ret;
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register uint64_t arg_r8 asm("r8") = arg4;
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register uint64_t arg_r9 asm("r9") = arg5;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1), "S"(arg2), "d"(arg3), "r"(arg_r8),
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"r"(arg_r9)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall4(int number, uint64_t arg1, uint64_t arg2,
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uint64_t arg3, uint64_t arg4) {
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struct __syscall_ret ret;
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register uint64_t arg_r8 asm("r8") = arg4;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1), "S"(arg2), "d"(arg3), "r"(arg_r8)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall3(int number, uint64_t arg1, uint64_t arg2,
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uint64_t arg3) {
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struct __syscall_ret ret;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1), "S"(arg2), "d"(arg3)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall2(int number, uint64_t arg1, uint64_t arg2) {
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struct __syscall_ret ret;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1), "S"(arg2)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall1(int number, uint64_t arg1) {
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struct __syscall_ret ret;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number), "D"(arg1)
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: "rcx", "r11", "memory");
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return ret;
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}
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static __syscall_ret __syscall0(int number) {
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struct __syscall_ret ret;
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asm volatile("syscall"
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: "=a"(ret.ret), "=d"(ret.err)
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: "a"(number)
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: "rcx", "r11", "memory");
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return ret;
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} |