66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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/**************************************************************
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_ __ _ _
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_ __ ___| |_ _ __ ___ / _| ___ _ __| |_| |__
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| '__/ _ \ __| '__/ _ \| |_ / _ \| '__| __| '_ \
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| | | __/ |_| | | (_) | _| (_) | | | |_| | | |
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|_| \___|\__|_| \___/|_| \___/|_| \__|_| |_|
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for nga
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(c) Charles Childers, Luke Parrish, Marc Simpsonn,
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Jay Skeer, Kenneth Keating
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**************************************************************/
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#ifdef ENABLE_IOCTL
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#include <sys/ioctl.h>
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#include <termios.h>
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void ioctl_get_terminal_size(NgaState *vm) {
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struct winsize size;
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ioctl(STDOUT_FILENO, TIOCGWINSZ, &size);
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stack_push(vm, size.ws_row);
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stack_push(vm, size.ws_col);
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}
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void ioctl_set_character_breaking_mode(NgaState *vm) {
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struct termios term;
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tcgetattr(STDIN_FILENO, &term);
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term.c_iflag |= BRKINT;
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tcsetattr(STDIN_FILENO, TCSANOW, &term);
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}
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void ioctl_set_line_buffered_mode(NgaState *vm) {
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struct termios term;
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tcgetattr(STDIN_FILENO, &term);
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term.c_lflag |= ICANON;
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tcsetattr(STDIN_FILENO, TCSANOW, &term);
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}
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struct termios savedTermState;
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void ioctl_save_current_state(NgaState *vm) {
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tcgetattr(STDIN_FILENO, &savedTermState);
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}
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void ioctl_restore_saved_state(NgaState *vm) {
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tcsetattr(STDIN_FILENO, TCSANOW, &savedTermState);
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}
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Handler IOCTLActions[] = {
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ioctl_get_terminal_size,
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ioctl_set_character_breaking_mode,
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ioctl_set_line_buffered_mode,
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ioctl_save_current_state,
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ioctl_restore_saved_state
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};
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V query_ioctl(NgaState *vm) {
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stack_push(vm, 0);
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stack_push(vm, DEVICE_IOCTL);
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}
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V io_ioctl(NgaState *vm) {
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IOCTLActions[stack_pop(vm)](vm);
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}
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#endif
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