git.delta.rocks / jrsonnet / refs/commits / 63230e6bbdf4

30crate-type = ["cdylib", "staticlib"]30crate-type = ["cdylib", "staticlib"]
3131
32[features]32[features]
33default = ["interop-common", "interop-wasm", "interop-threading"]33default = ["interop-common", "interop-threading"]
34# Export additional functions for native integration, i.e ability to set custom trace format34# Export additional functions for native integration, i.e ability to set custom trace format
35interop-common = []35interop-common = []
36# Provide ability to statically override callbacks from WASM (by using imports)
37interop-wasm = []
38# Provide ability to move jsonnet vm state between threads36# Provide ability to move jsonnet vm state between threads
39interop-threading = []37interop-threading = []
4038

1//! Jrsonnet specific additional binding helpers1//! Jrsonnet specific additional binding helpers
2
3#[cfg(feature = "interop-wasm")]
4pub mod wasm {
5	use std::ffi::{c_char, c_int, c_void};
6
7	use jrsonnet_evaluator::Val;
8
9	use crate::VM;
10
11	unsafe extern "C" {
12		pub fn _jrsonnet_static_import_callback(
13			ctx: *mut c_void,
14			base: *const c_char,
15			rel: *const c_char,
16			found_here: *mut *const c_char,
17			buf: *mut *mut c_char,
18			buflen: *mut usize,
19		) -> c_int;
20
21		#[allow(improper_ctypes)]
22		pub fn _jrsonnet_static_native_callback(
23			ctx: *const c_void,
24			argv: *const *const Val,
25			success: *mut c_int,
26		) -> *mut Val;
27	}
28
29	#[unsafe(no_mangle)]
30	#[cfg(feature = "interop-wasm")]
31	// ctx arg is passed as-is to callback
32	#[allow(clippy::not_unsafe_ptr_arg_deref)]
33	pub extern "C" fn jrsonnet_apply_static_import_callback(vm: &VM, ctx: *mut c_void) {
34		unsafe { crate::import::jsonnet_import_callback(vm, _jrsonnet_static_import_callback, ctx) }
35	}
36
37	/// # Safety
38	///
39	/// `name` and `raw_params` should be correctly initialized
40	#[unsafe(no_mangle)]
41	#[cfg(feature = "interop-wasm")]
42	pub unsafe extern "C" fn jrsonnet_apply_static_native_callback(
43		vm: &VM,
44		name: *const c_char,
45		ctx: *mut c_void,
46		raw_params: *const *const c_char,
47	) {
48		unsafe {
49			crate::native::jsonnet_native_callback(
50				vm,
51				name,
52				_jrsonnet_static_native_callback,
53				ctx,
54				raw_params,
55			);
56		}
57	}
58}
592
60#[cfg(feature = "interop-common")]3#[cfg(feature = "interop-common")]
61mod common {4mod common {