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25 lines
584 B
Go
25 lines
584 B
Go
package qt
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// SPDX-License-Identifier: MIT
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import (
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"C"
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"runtime/cgo"
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"unsafe"
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)
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type miqtCallbackFunc func(argc C.int, args *C.void)
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//export miqt_exec_callback
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func miqt_exec_callback(cb *C.void, argc C.int, args *C.void) {
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// Our CABI for all callbacks is void(int, void*).
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// Our Go ABI is CallbackFunc
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// Then the Go bindings can unmarshal the arguments and C.free() them as necessary
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cfunc, ok := (cgo.Handle(uintptr(unsafe.Pointer(cb))).Value()).(miqtCallbackFunc)
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if !ok {
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panic("miqt: callback of non-callback type (heap corruption?)")
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}
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cfunc(argc, args)
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}
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