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feat(runtime-c-api) Add the wasmer_module_serialization_destroy function.

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This commit is contained in:
Ivan Enderlin
2019-03-18 16:05:04 +01:00
parent aac5c88b58
commit 6605a02316
4 changed files with 21 additions and 11 deletions
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13
lib/runtime-c-api/src/lib.rs
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@ -576,9 +576,7 @@ pub unsafe extern "C" fn wasmer_export_descriptor_kind(
/// Serialize the given Module. /// Serialize the given Module.
/// ///
/// It's up to the caller to free the memory of the /// The caller owns the object and should call `wasmer_memory_serialization_destroy` to free it.
/// `serialized_module` byte array (both the `bytes` field and the
/// structure).
/// ///
/// Returns `wasmer_result_t::WASMER_OK` upon success. /// Returns `wasmer_result_t::WASMER_OK` upon success.
/// ///
@ -620,6 +618,15 @@ pub unsafe extern "C" fn wasmer_module_serialize(
} }
} }
/// Frees memory for the given serialized Module.
#[allow(clippy::cast_ptr_alignment)]
#[no_mangle]
pub extern "C" fn wasmer_module_serialization_destroy(serialized_module: *mut wasmer_byte_array) {
if !serialized_module.is_null() {
unsafe { Box::from_raw(serialized_module as *mut wasmer_byte_array) };
}
}
/// Deserialize the given bytes into a Module. /// Deserialize the given bytes into a Module.
/// ///
/// Returns `wasmer_result_t::WASMER_OK` upon success. /// Returns `wasmer_result_t::WASMER_OK` upon success.

3
lib/runtime-c-api/tests/test-module-serialize.c
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@ -62,8 +62,7 @@ int main()
assert(call_result == WASMER_OK); assert(call_result == WASMER_OK);
printf("Destroy the serialized module\n"); printf("Destroy the serialized module\n");
free((uint8_t *) serialized_module->bytes); wasmer_module_serialization_destroy(serialized_module);
free(serialized_module);
printf("Destroy instance\n"); printf("Destroy instance\n");
wasmer_instance_destroy(instance); wasmer_instance_destroy(instance);

9
lib/runtime-c-api/wasmer.h
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@ -514,11 +514,14 @@ wasmer_result_t wasmer_module_instantiate(const wasmer_module_t *module,
wasmer_import_t *imports, wasmer_import_t *imports,
int imports_len); int imports_len);
/**
* Frees memory for the given serialized Module.
*/
void wasmer_module_serialization_destroy(wasmer_byte_array *serialized_module);
/** /**
* Serialize the given Module. * Serialize the given Module.
* It's up to the caller to free the memory of the * The caller owns the object and should call `wasmer_memory_serialization_destroy` to free it.
* `serialized_module` byte array (both the `bytes` field and the
* structure).
* Returns `wasmer_result_t::WASMER_OK` upon success. * Returns `wasmer_result_t::WASMER_OK` upon success.
* Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length` * Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
* and `wasmer_last_error_message` to get an error message. * and `wasmer_last_error_message` to get an error message.

7
lib/runtime-c-api/wasmer.hh
View File

@ -405,10 +405,11 @@ wasmer_result_t wasmer_module_instantiate(const wasmer_module_t *module,
wasmer_import_t *imports, wasmer_import_t *imports,
int imports_len); int imports_len);
/// Frees memory for the given serialized Module.
void wasmer_module_serialization_destroy(wasmer_byte_array *serialized_module);
/// Serialize the given Module. /// Serialize the given Module.
/// It's up to the caller to free the memory of the /// The caller owns the object and should call `wasmer_memory_serialization_destroy` to free it.
/// `serialized_module` byte array (both the `bytes` field and the
/// structure).
/// Returns `wasmer_result_t::WASMER_OK` upon success. /// Returns `wasmer_result_t::WASMER_OK` upon success.
/// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length` /// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
/// and `wasmer_last_error_message` to get an error message. /// and `wasmer_last_error_message` to get an error message.