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81 lines
4.4 KiB
C
81 lines
4.4 KiB
C
#ifndef COSMOPOLITAN_LIBC_CALLS_IOCTL_H_
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#define COSMOPOLITAN_LIBC_CALLS_IOCTL_H_
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#include "libc/sysv/consts/fio.h"
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#include "libc/sysv/consts/sio.h"
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#include "libc/sysv/consts/termios.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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/*───────────────────────────────────────────────────────────────────────────│─╗
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│ cosmopolitan § system calls » ioctl ─╬─│┼
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╚────────────────────────────────────────────────────────────────────────────│*/
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int ioctl(int, uint64_t, ...);
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#if defined(__GNUC__) && !defined(__STRICT_ANSI__)
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/*───────────────────────────────────────────────────────────────────────────│─╗
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│ cosmopolitan § system calls » ioctl » undiamonding ─╬─│┼
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╚────────────────────────────────────────────────────────────────────────────│*/
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#define ioctl(FD, REQUEST, ...) \
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__IOCTL_DISPATCH(__EQUIVALENT, ioctl_default(FD, REQUEST, ##__VA_ARGS__), \
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FD, REQUEST, ##__VA_ARGS__)
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#define __EQUIVALENT(X, Y) (__builtin_constant_p((X) == (Y)) && ((X) == (Y)))
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#define __IOCTL_DISPATCH(CMP, DEFAULT, FD, REQUEST, ...) \
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({ \
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int ReZ; \
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if (CMP(REQUEST, TIOCGWINSZ)) { \
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ReZ = ioctl_tiocgwinsz(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, TIOCSWINSZ)) { \
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ReZ = ioctl_tiocswinsz(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, TCGETS)) { \
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ReZ = ioctl_tcgets(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, TCSETS)) { \
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ReZ = ioctl_tcsets(FD, REQUEST, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, TCSETSW)) { \
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ReZ = ioctl_tcsets(FD, REQUEST, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, TCSETSF)) { \
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ReZ = ioctl_tcsets(FD, REQUEST, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFCONF)) { \
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ReZ = ioctl_siocgifconf(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFADDR)) { \
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ReZ = ioctl_siocgifaddr(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFNETMASK)) { \
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ReZ = ioctl_siocgifnetmask(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFBRDADDR)) { \
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ReZ = ioctl_siocgifbrdaddr(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFDSTADDR)) { \
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ReZ = ioctl_siocgifdstaddr(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, SIOCGIFFLAGS)) { \
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ReZ = ioctl_siocgifflags(FD, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, FIONBIO)) { \
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ReZ = ioctl_default(FD, REQUEST, ##__VA_ARGS__); \
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} else if (CMP(REQUEST, FIOCLEX)) { \
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ReZ = ioctl_fioclex(FD, REQUEST); \
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} else if (CMP(REQUEST, FIONCLEX)) { \
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ReZ = ioctl_fioclex(FD, REQUEST); \
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} else { \
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ReZ = DEFAULT; \
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} \
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ReZ; \
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})
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int ioctl_default(int, uint64_t, ...);
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int ioctl_fioclex(int, int);
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int ioctl_siocgifaddr(int, ...);
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int ioctl_siocgifbrdaddr(int, ...);
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int ioctl_siocgifconf(int, ...);
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int ioctl_siocgifdstaddr(int, ...);
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int ioctl_siocgifflags(int, ...);
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int ioctl_siocgifnetmask(int, ...);
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int ioctl_tcgets(int, ...);
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int ioctl_tcsets(int, uint64_t, ...);
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int ioctl_tiocgwinsz(int, ...);
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int ioctl_tiocswinsz(int, ...);
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#endif /* GNUC && !ANSI */
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_CALLS_IOCTL_H_ */
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