feat: Implement basic plugin API
This commit is contained in:
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bba4790ff7
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GPG key ID:
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5 changed files with 393 additions and 4 deletions
258
Cargo.lock
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258
Cargo.lock
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@ -0,0 +1,258 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "bindgen"
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version = "0.65.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cfdf7b466f9a4903edc73f95d6d2bcd5baf8ae620638762244d3f60143643cc5"
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dependencies = [
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"bitflags",
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"cexpr",
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"clang-sys",
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"lazy_static",
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"lazycell",
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"log",
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"peeking_take_while",
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"prettyplease",
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"proc-macro2",
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"quote",
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"regex",
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"rustc-hash",
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"shlex",
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"syn",
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"which",
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]
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[[package]]
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name = "bitflags"
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version = "1.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
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[[package]]
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name = "cexpr"
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version = "0.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
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dependencies = [
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"nom",
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]
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[[package]]
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name = "cfg-if"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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[[package]]
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name = "clang-sys"
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version = "1.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c688fc74432808e3eb684cae8830a86be1d66a2bd58e1f248ed0960a590baf6f"
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dependencies = [
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"glob",
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"libc",
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"libloading",
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]
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[[package]]
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name = "dt_p2p"
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version = "0.1.0"
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dependencies = [
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"bindgen",
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"libc",
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]
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[[package]]
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name = "either"
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version = "1.8.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
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[[package]]
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name = "glob"
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version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
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[[package]]
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name = "lazy_static"
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version = "1.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
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[[package]]
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name = "lazycell"
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version = "1.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
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[[package]]
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name = "libc"
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version = "0.2.144"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2b00cc1c228a6782d0f076e7b232802e0c5689d41bb5df366f2a6b6621cfdfe1"
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[[package]]
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name = "libloading"
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version = "0.7.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b67380fd3b2fbe7527a606e18729d21c6f3951633d0500574c4dc22d2d638b9f"
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dependencies = [
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"cfg-if",
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"winapi",
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]
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[[package]]
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name = "log"
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version = "0.4.17"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
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dependencies = [
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"cfg-if",
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]
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[[package]]
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name = "memchr"
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version = "2.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
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[[package]]
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name = "minimal-lexical"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
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[[package]]
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name = "nat_traversal"
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version = "0.1.0"
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[[package]]
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name = "nom"
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version = "7.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
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dependencies = [
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"memchr",
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"minimal-lexical",
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]
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[[package]]
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name = "once_cell"
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version = "1.17.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
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[[package]]
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name = "peeking_take_while"
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version = "0.1.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
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[[package]]
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name = "prettyplease"
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version = "0.2.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3b69d39aab54d069e7f2fe8cb970493e7834601ca2d8c65fd7bbd183578080d1"
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dependencies = [
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"proc-macro2",
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"syn",
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]
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[[package]]
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name = "proc-macro2"
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version = "1.0.58"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fa1fb82fc0c281dd9671101b66b771ebbe1eaf967b96ac8740dcba4b70005ca8"
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dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "quote"
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version = "1.0.27"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8f4f29d145265ec1c483c7c654450edde0bfe043d3938d6972630663356d9500"
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dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "regex"
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version = "1.8.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "81ca098a9821bd52d6b24fd8b10bd081f47d39c22778cafaa75a2857a62c6390"
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dependencies = [
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"regex-syntax",
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]
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[[package]]
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name = "regex-syntax"
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version = "0.7.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "436b050e76ed2903236f032a59761c1eb99e1b0aead2c257922771dab1fc8c78"
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[[package]]
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name = "rustc-hash"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
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[[package]]
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name = "shlex"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
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[[package]]
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name = "syn"
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version = "2.0.16"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a6f671d4b5ffdb8eadec19c0ae67fe2639df8684bd7bc4b83d986b8db549cf01"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "unicode-ident"
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version = "1.0.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b15811caf2415fb889178633e7724bad2509101cde276048e013b9def5e51fa0"
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[[package]]
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name = "which"
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version = "4.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2441c784c52b289a054b7201fc93253e288f094e2f4be9058343127c4226a269"
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dependencies = [
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"either",
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"libc",
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"once_cell",
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]
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[[package]]
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name = "winapi"
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version = "0.3.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
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dependencies = [
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"winapi-i686-pc-windows-gnu",
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"winapi-x86_64-pc-windows-gnu",
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]
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[[package]]
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name = "winapi-i686-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
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[[package]]
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name = "winapi-x86_64-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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@ -6,6 +6,7 @@ edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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libc = "0.2.144"
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[lib]
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crate-type = ["cdylib", "lib"]
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@ -10,6 +10,7 @@ fn main() {
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let bindings = bindgen::Builder::default()
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.header(HEADER_NAME)
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.rustified_enum("PluginApiID")
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.clang_arg("-Istingray_sdk/")
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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.generate()
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@ -19,4 +20,10 @@ fn main() {
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bindings
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.write_to_file(out_path.join("bindings.rs"))
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.expect("Couldn't write bindings!");
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if cfg!(debug_assertions) {
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bindings
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.write_to_file(out_path.join("../../../bindings.rs"))
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.expect("Couldn't write bindings to debug path");
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}
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}
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@ -1,6 +1,53 @@
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mod stingray_sdk;
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#[cfg(test)]
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mod tests {
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use super::*;
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use std::ffi::c_char;
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use std::ffi::CString;
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use stingray_sdk::GetApiFunction;
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use stingray_sdk::PluginApi;
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use stingray_sdk::PluginApiID;
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use crate::stingray_sdk::LoggingApi;
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const PLUGIN_NAME: &str = "dt_p2p";
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#[no_mangle]
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pub extern "C" fn get_name() -> *const c_char {
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let s = CString::new(PLUGIN_NAME).expect("Failed to create CString from plugin name");
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s.as_ptr()
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}
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#[no_mangle]
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pub extern "C" fn setup_game(get_engine_api: GetApiFunction) {
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println!("setup_game");
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let log = LoggingApi::get(get_engine_api);
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log.info(
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PLUGIN_NAME,
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format!("Hello, world! This is {}!", PLUGIN_NAME),
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);
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}
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#[no_mangle]
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pub extern "C" fn shutdown_game() {
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println!("shutdown_game");
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// log.info(PLUGIN_NAME, format!("Goodbye, world!", PLUGIN_NAME));
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}
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#[no_mangle]
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pub extern "C" fn get_plugin_api(id: PluginApiID) -> *mut PluginApi {
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if id == PluginApiID::PLUGIN_API_ID {
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let api = PluginApi {
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get_name: Some(get_name),
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setup_game: Some(setup_game),
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shutdown_game: Some(shutdown_game),
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..Default::default()
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};
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Box::into_raw(Box::new(api))
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} else {
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std::ptr::null_mut()
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}
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}
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@ -4,4 +4,80 @@
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#![allow(clippy::type_complexity)]
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#![allow(unused)]
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include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
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mod bindings {
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include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
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}
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use std::ffi::CString;
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use std::os::raw::c_char;
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use std::os::raw::c_void;
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pub use bindings::GetApiFunction;
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pub use bindings::PluginApi;
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pub use bindings::PluginApiID;
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impl std::default::Default for PluginApi {
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fn default() -> Self {
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Self {
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version: 65,
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flags: 3,
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fn_0: std::ptr::null_mut(),
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fn_1: std::ptr::null_mut(),
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fn_2: std::ptr::null_mut(),
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fn_3: std::ptr::null_mut(),
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fn_4: std::ptr::null_mut(),
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fn_5: std::ptr::null_mut(),
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setup_game: None,
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update_game: None,
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shutdown_game: None,
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fn_9: std::ptr::null_mut(),
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fn_10: std::ptr::null_mut(),
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fn_11: std::ptr::null_mut(),
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get_name: None,
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}
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}
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}
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fn get_engine_api(f: GetApiFunction, id: PluginApiID) -> *mut c_void {
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let f = if cfg!(debug_assertions) {
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f.expect("'GetApiFunction' is always passed by the engine")
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} else {
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// `Option::unwrap` still generates several instructions in
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// optimized code.
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unsafe { f.unwrap_unchecked() }
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};
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unsafe { f(id as u32) }
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}
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pub struct LoggingApi {
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info: unsafe extern "C" fn(*const c_char, *const c_char),
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warning: unsafe extern "C" fn(*const c_char, *const c_char),
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error: unsafe extern "C" fn(*const c_char, *const c_char),
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}
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impl LoggingApi {
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pub fn get(f: GetApiFunction) -> Self {
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let api = unsafe {
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let api = get_engine_api(f, PluginApiID::LOGGING_API_ID);
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api as *mut bindings::LoggingApi
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};
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unsafe {
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Self {
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info: (*api).info.unwrap_unchecked(),
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warning: (*api).warning.unwrap_unchecked(),
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error: (*api).error.unwrap_unchecked(),
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}
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}
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}
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pub fn info(&self, system: impl Into<Vec<u8>>, message: impl Into<Vec<u8>>) {
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let f = self.info;
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let system = CString::new(system).expect("Invalid CString");
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let message = CString::new(message).expect("Invalid CString");
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unsafe {
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f(system.as_ptr(), message.as_ptr());
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}
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}
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}
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