add various `ptp_*` structs #2218

Job	Run time
Style check	22s
Build Channels Linux (stable)	4s
Build Channels Linux (beta)	11s
Check #[cfg]s	12s
Build Channels Linux (nightly)	13s
Build Channels Windows (1.63.0)	11s
Docker Linux Tier1 (i686-unknown-linux-gnu)	16s
Build Channels Linux (1.63.0)	1m 44s
Build Channels Windows (stable)	15s
Docker Linux Tier1 (x86_64-unknown-linux-gnu)	15s
macOS (aarch64-apple-darwin)	1m 22s
Solaris (x86_64-pc-solaris)	4m 6s
Windows (x86_64-pc-windows-gnu, 64, x86_64)	2m 47s
Windows (x86_64-pc-windows-msvc)	3m 35s
Windows (i686-pc-windows-msvc)	2m 49s
Docker Linux Tier2	0s
Build Channels macOS (stable, macos-14)	9s
Build Channels macOS (beta, macos-14)	17s
Build Channels macOS (nightly, macos-14)	21s
Build Channels macOS (1.63.0, macos-14)	1m 58s
success	1s
	21m 8s

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