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https://github.com/LadybirdBrowser/ladybird.git
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dddd0e7b03
I found a cute program that renders an animated nyancat in the terminal. This patch adds enough hackery to get it working correctly. :^)
174 lines
4.8 KiB
C++
174 lines
4.8 KiB
C++
#pragma once
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#include <AK/Types.h>
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#define ENUMERATE_SYSCALLS \
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__ENUMERATE_SYSCALL(sleep) \
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__ENUMERATE_SYSCALL(yield) \
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__ENUMERATE_SYSCALL(putch) \
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__ENUMERATE_SYSCALL(open) \
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__ENUMERATE_SYSCALL(close) \
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__ENUMERATE_SYSCALL(read) \
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__ENUMERATE_SYSCALL(lseek) \
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__ENUMERATE_SYSCALL(kill) \
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__ENUMERATE_SYSCALL(getuid) \
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__ENUMERATE_SYSCALL(exit) \
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__ENUMERATE_SYSCALL(getgid) \
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__ENUMERATE_SYSCALL(getpid) \
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__ENUMERATE_SYSCALL(waitpid) \
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__ENUMERATE_SYSCALL(mmap) \
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__ENUMERATE_SYSCALL(munmap) \
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__ENUMERATE_SYSCALL(get_dir_entries) \
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__ENUMERATE_SYSCALL(lstat) \
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__ENUMERATE_SYSCALL(getcwd) \
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__ENUMERATE_SYSCALL(gettimeofday) \
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__ENUMERATE_SYSCALL(gethostname) \
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__ENUMERATE_SYSCALL(get_arguments) \
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__ENUMERATE_SYSCALL(chdir) \
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__ENUMERATE_SYSCALL(uname) \
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__ENUMERATE_SYSCALL(set_mmap_name) \
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__ENUMERATE_SYSCALL(readlink) \
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__ENUMERATE_SYSCALL(write) \
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__ENUMERATE_SYSCALL(ttyname_r) \
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__ENUMERATE_SYSCALL(stat) \
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__ENUMERATE_SYSCALL(get_environment) \
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__ENUMERATE_SYSCALL(getsid) \
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__ENUMERATE_SYSCALL(setsid) \
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__ENUMERATE_SYSCALL(getpgid) \
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__ENUMERATE_SYSCALL(setpgid) \
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__ENUMERATE_SYSCALL(getpgrp) \
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__ENUMERATE_SYSCALL(fork) \
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__ENUMERATE_SYSCALL(execve) \
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__ENUMERATE_SYSCALL(geteuid) \
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__ENUMERATE_SYSCALL(getegid) \
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__ENUMERATE_SYSCALL(isatty) \
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__ENUMERATE_SYSCALL(getdtablesize) \
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__ENUMERATE_SYSCALL(dup) \
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__ENUMERATE_SYSCALL(dup2) \
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__ENUMERATE_SYSCALL(sigaction) \
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__ENUMERATE_SYSCALL(getppid) \
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__ENUMERATE_SYSCALL(umask) \
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__ENUMERATE_SYSCALL(getgroups) \
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__ENUMERATE_SYSCALL(setgroups) \
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__ENUMERATE_SYSCALL(sigreturn) \
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__ENUMERATE_SYSCALL(sigprocmask) \
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__ENUMERATE_SYSCALL(sigpending) \
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__ENUMERATE_SYSCALL(pipe) \
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__ENUMERATE_SYSCALL(killpg) \
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__ENUMERATE_SYSCALL(setuid) \
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__ENUMERATE_SYSCALL(setgid) \
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__ENUMERATE_SYSCALL(alarm) \
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__ENUMERATE_SYSCALL(fstat) \
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__ENUMERATE_SYSCALL(access) \
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__ENUMERATE_SYSCALL(fcntl) \
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__ENUMERATE_SYSCALL(ioctl) \
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__ENUMERATE_SYSCALL(mkdir) \
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__ENUMERATE_SYSCALL(times) \
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__ENUMERATE_SYSCALL(utime) \
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__ENUMERATE_SYSCALL(sync) \
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__ENUMERATE_SYSCALL(ptsname_r) \
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__ENUMERATE_SYSCALL(select) \
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__ENUMERATE_SYSCALL(unlink) \
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__ENUMERATE_SYSCALL(poll) \
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__ENUMERATE_SYSCALL(read_tsc) \
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__ENUMERATE_SYSCALL(gui_create_window) \
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__ENUMERATE_SYSCALL(gui_destroy_window) \
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__ENUMERATE_SYSCALL(gui_get_window_backing_store) \
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__ENUMERATE_SYSCALL(gui_release_window_backing_store) \
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__ENUMERATE_SYSCALL(gui_invalidate_window) \
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__ENUMERATE_SYSCALL(gui_get_window_title) \
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__ENUMERATE_SYSCALL(gui_set_window_title) \
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__ENUMERATE_SYSCALL(gui_get_window_rect) \
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__ENUMERATE_SYSCALL(gui_set_window_rect) \
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__ENUMERATE_SYSCALL(gui_notify_paint_finished) \
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__ENUMERATE_SYSCALL(gui_set_global_cursor_tracking_enabled) \
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__ENUMERATE_SYSCALL(rmdir) \
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__ENUMERATE_SYSCALL(chmod) \
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__ENUMERATE_SYSCALL(usleep) \
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#ifdef SERENITY
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struct fd_set;
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#endif
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namespace Syscall {
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enum Function {
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#undef __ENUMERATE_SYSCALL
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#define __ENUMERATE_SYSCALL(x) SC_ ##x ,
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ENUMERATE_SYSCALLS
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#undef __ENUMERATE_SYSCALL
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};
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inline constexpr const char* to_string(Function function)
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{
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switch (function) {
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#undef __ENUMERATE_SYSCALL
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#define __ENUMERATE_SYSCALL(x) case SC_ ##x: return #x;
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ENUMERATE_SYSCALLS
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#undef __ENUMERATE_SYSCALL
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}
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return "Unknown";
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}
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#ifdef SERENITY
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struct SC_mmap_params {
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uint32_t addr;
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uint32_t size;
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int32_t prot;
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int32_t flags;
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int32_t fd;
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int32_t offset; // FIXME: 64-bit off_t?
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};
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struct SC_select_params {
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int nfds;
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fd_set* readfds;
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fd_set* writefds;
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fd_set* exceptfds;
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struct timeval* timeout;
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};
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void initialize();
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int sync();
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inline dword invoke(Function function)
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{
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dword result;
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asm volatile("int $0x80":"=a"(result):"a"(function):"memory");
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return result;
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}
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template<typename T1>
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inline dword invoke(Function function, T1 arg1)
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{
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dword result;
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asm volatile("int $0x80":"=a"(result):"a"(function),"d"((dword)arg1):"memory");
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return result;
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}
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template<typename T1, typename T2>
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inline dword invoke(Function function, T1 arg1, T2 arg2)
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{
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dword result;
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asm volatile("int $0x80":"=a"(result):"a"(function),"d"((dword)arg1),"c"((dword)arg2):"memory");
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return result;
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}
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template<typename T1, typename T2, typename T3>
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inline dword invoke(Function function, T1 arg1, T2 arg2, T3 arg3)
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{
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dword result;
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asm volatile("int $0x80":"=a"(result):"a"(function),"d"((dword)arg1),"c"((dword)arg2),"b"((dword)arg3):"memory");
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return result;
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}
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#endif
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}
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#undef __ENUMERATE_SYSCALL
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#define __ENUMERATE_SYSCALL(x) using Syscall::SC_ ##x;
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ENUMERATE_SYSCALLS
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#undef __ENUMERATE_SYSCALL
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#define syscall Syscall::invoke
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