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Add get exports from instance

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Brandon Fish
2019-02-13 20:02:11 -06:00
parent 7f5ca34138
commit 93979aeae2
7 changed files with 261 additions and 5 deletions
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43
lib/runtime-c-api/tests/test-exports.c Normal file
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#include <stdio.h>
#include "../wasmer.h"
#include <assert.h>
#include <stdint.h>
int main()
{
wasmer_import_object_t *import_object = wasmer_import_object_new();
// Read the wasm file bytes
FILE *file = fopen("sum.wasm", "r");
fseek(file, 0, SEEK_END);
long len = ftell(file);
uint8_t *bytes = malloc(len);
fseek(file, 0, SEEK_SET);
fread(bytes, 1, len, file);
fclose(file);
wasmer_instance_t *instance = NULL;
wasmer_result_t compile_result = wasmer_instantiate(&instance, bytes, len, import_object);
printf("Compile result: %d\n", compile_result);
assert(compile_result == WASMER_OK);
wasmer_exports_t *exports = NULL;
wasmer_instance_exports(instance, &exports);
int exports_len = wasmer_exports_len(exports);
printf("exports_len: %d\n", exports_len);
assert(exports_len == 1);
wasmer_export_t *export = wasmer_exports_get(exports, 0);
wasmer_import_export_kind kind = wasmer_export_kind(export);
assert(kind == WASM_FUNCTION);
printf("Destroy instance\n");
wasmer_instance_destroy(instance);
printf("Destroy import object\n");
wasmer_import_object_destroy(import_object);
printf("Destroy exports\n");
wasmer_exports_destroy(exports);
return 0;
}