34 lines
1.1 KiB
Plaintext
34 lines
1.1 KiB
Plaintext
// POSIX socket module (macOS only)
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// sockaddr_in layout and constants are platform-specific.
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libc :: #library "c";
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// POSIX socket API
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socket :: (domain: s32, kind: s32, protocol: s32) -> s32 #foreign libc;
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setsockopt :: (fd: s32, level: s32, optname: s32, optval: *s32, optlen: u32) -> s32 #foreign libc;
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bind :: (fd: s32, addr: *SockAddr, addrlen: u32) -> s32 #foreign libc;
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listen :: (fd: s32, backlog: s32) -> s32 #foreign libc;
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accept :: (fd: s32, addr: *SockAddr, addrlen: *u32) -> s32 #foreign libc;
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read :: (fd: s32, buf: [*]u8, count: s64) -> s64 #foreign libc;
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write :: (fd: s32, buf: [*]u8, count: s64) -> s64 #foreign libc;
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close :: (fd: s32) -> s32 #foreign libc;
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// Constants (macOS)
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AF_INET :s32: 2;
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SOCK_STREAM :s32: 1;
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SOL_SOCKET :s32: 0xFFFF;
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SO_REUSEADDR :s32: 0x4;
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// macOS sockaddr_in (16 bytes, has sin_len field)
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SockAddr :: struct {
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sin_len: u8;
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sin_family: u8;
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sin_port: u16;
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sin_addr: u32 = 0;
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sin_zero: u64 = 0;
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}
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htons :: (port: s64) -> u16 {
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cast(u16) (((port & 0xFF) << 8) | ((port >> 8) & 0xFF));
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}
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