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Implement TIOCGLTC and TIOCSLTC ioctls
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src/kernel/emulation/linux/ioctl/termios.c
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src/kernel/emulation/linux/ioctl/termios.c
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#include "termios.h"
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#include "../../../../../platform-include/sys/errno.h"
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#include <sys/errno.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <sys/ioctl_compat.h>
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#include "../simple.h"
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#define USE_OLD_TTY
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out.c_cc[LINUX_VSTOP] = in->t_stopc;
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out.c_cc[LINUX_VEOF] = in->t_eofc;
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out.c_cc[LINUX_VEOL2] = in->t_brkc;
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*retval = __real_ioctl(fd, LINUX_TCSETS, &out);
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return IOCTL_HANDLED;
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}
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case BSD_TIOCGLTC:
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{
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struct linux_termios in;
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struct ltchars* out = (struct ltchars*) arg;
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*retval = __real_ioctl(fd, LINUX_TCGETS, &in);
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out->t_suspc = in.c_cc[LINUX_VSUSP];
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out->t_dsuspc = in.c_cc[LINUX_VSUSP];
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out->t_rprntc = in.c_cc[LINUX_VREPRINT];
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out->t_flushc = in.c_cc[LINUX_VEOL2];
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out->t_werasc = in.c_cc[LINUX_VWERASE];
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out->t_lnextc = in.c_cc[LINUX_VLNEXT];
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return IOCTL_HANDLED;
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}
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case BSD_TIOCSLTC:
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{
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struct linux_termios out;
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const struct ltchars* in = (const struct ltchars*) arg;
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// Get existing values so that we don't overwrite many
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// of the parameters not specified in struct ltchars.
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__real_ioctl(fd, LINUX_TCGETS, &out);
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out.c_cc[LINUX_VSUSP] = in->t_suspc;
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out.c_cc[LINUX_VREPRINT] = in->t_rprntc;
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out.c_cc[LINUX_VEOL2] = in->t_flushc;
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out.c_cc[LINUX_VWERASE] = in->t_werasc;
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out.c_cc[LINUX_VLNEXT] = in->t_lnextc;
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*retval = __real_ioctl(fd, LINUX_TCSETS, &out);
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src/kernel/emulation/linux/ioctl/termios.h
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src/kernel/emulation/linux/ioctl/termios.h
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#define BSD_TIOCPTYGRANT BSD_IO('t', 84)
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#define BSD_TIOCPTYGNAME BSD_IOC(BSD_IOC_OUT, 't', 83, 128)
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#define BSD_TIOCPTYUNLK BSD_IO('t', 82)
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#define BSD_TIOCGLTC 0x40067474
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#define BSD_TIOCSLTC 0x80067475
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#define BSD_IGNBRK 0x00000001
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#define BSD_BRKINT 0x00000002