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Add func signature lookup functions

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Brandon Fish
2019-02-17 14:12:05 -06:00
parent 56079ad589
commit 7bb947aba7
4 changed files with 205 additions and 0 deletions
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26
lib/runtime-c-api/wasmer.hh
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@ -147,6 +147,32 @@ const wasmer_func_t *wasmer_func_new(void (*func)(void *data),
const wasmer_value_tag *returns,
int returns_len);
/// Sets the params buffer to the parameter types of the given wasmer_func_t
/// Returns `wasmer_result_t::WASMER_OK` upon success.
/// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
/// and `wasmer_last_error_message` to get an error message.
wasmer_result_t wasmer_func_params(wasmer_func_t *func, wasmer_value_tag *params, int params_len);
/// Sets the result parameter to the arity of the params of the wasmer_func_t
/// Returns `wasmer_result_t::WASMER_OK` upon success.
/// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
/// and `wasmer_last_error_message` to get an error message.
wasmer_result_t wasmer_func_params_arity(wasmer_func_t *func, uint32_t *result);
/// Sets the returns buffer to the parameter types of the given wasmer_func_t
/// Returns `wasmer_result_t::WASMER_OK` upon success.
/// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
/// and `wasmer_last_error_message` to get an error message.
wasmer_result_t wasmer_func_returns(wasmer_func_t *func,
wasmer_value_tag *returns,
int returns_len);
/// Sets the result parameter to the arity of the returns of the wasmer_func_t
/// Returns `wasmer_result_t::WASMER_OK` upon success.
/// Returns `wasmer_result_t::WASMER_ERROR` upon failure. Use `wasmer_last_error_length`
/// and `wasmer_last_error_message` to get an error message.
wasmer_result_t wasmer_func_returns_arity(wasmer_func_t *func, uint32_t *result);
/// Frees memory for the given Global
void wasmer_global_destroy(wasmer_global_t *global);