132 lines
5.4 KiB
C++
132 lines
5.4 KiB
C++
#include <cstring>
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#include <stdlib.h>
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#include <jni.h>
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#include <cinttypes>
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#include <android/log.h>
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#include <string>
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#include <wasm_export.h>
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#define LOGI(...) \
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((void)__android_log_print(ANDROID_LOG_INFO, "wasm_jni::", __VA_ARGS__))
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static void *
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app_instance_main(wasm_module_inst_t module_inst)
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{
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const char *exception;
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wasm_application_execute_main(module_inst, 0, NULL);
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if ((exception = wasm_runtime_get_exception(module_inst)))
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LOGI("%s\n", exception);
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return NULL;
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}
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// WARNING! CAN NOT BE READ ONLY!!!
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static unsigned char wasm_test_file[] = {
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0x00, 0x61, 0x73, 0x6D, 0x01, 0x00, 0x00, 0x00, 0x01, 0x10, 0x03, 0x60,
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0x01, 0x7F, 0x01, 0x7F, 0x60, 0x02, 0x7F, 0x7F, 0x01, 0x7F, 0x60, 0x01,
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0x7F, 0x00, 0x02, 0x31, 0x04, 0x03, 0x65, 0x6E, 0x76, 0x04, 0x70, 0x75,
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0x74, 0x73, 0x00, 0x00, 0x03, 0x65, 0x6E, 0x76, 0x06, 0x6D, 0x61, 0x6C,
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0x6C, 0x6F, 0x63, 0x00, 0x00, 0x03, 0x65, 0x6E, 0x76, 0x06, 0x70, 0x72,
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0x69, 0x6E, 0x74, 0x66, 0x00, 0x01, 0x03, 0x65, 0x6E, 0x76, 0x04, 0x66,
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0x72, 0x65, 0x65, 0x00, 0x02, 0x03, 0x02, 0x01, 0x01, 0x04, 0x05, 0x01,
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0x70, 0x01, 0x01, 0x01, 0x05, 0x03, 0x01, 0x00, 0x01, 0x06, 0x13, 0x03,
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0x7F, 0x01, 0x41, 0xC0, 0x28, 0x0B, 0x7F, 0x00, 0x41, 0xBA, 0x08, 0x0B,
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0x7F, 0x00, 0x41, 0xC0, 0x28, 0x0B, 0x07, 0x2C, 0x04, 0x06, 0x6D, 0x65,
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0x6D, 0x6F, 0x72, 0x79, 0x02, 0x00, 0x0A, 0x5F, 0x5F, 0x64, 0x61, 0x74,
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0x61, 0x5F, 0x65, 0x6E, 0x64, 0x03, 0x01, 0x0B, 0x5F, 0x5F, 0x68, 0x65,
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0x61, 0x70, 0x5F, 0x62, 0x61, 0x73, 0x65, 0x03, 0x02, 0x04, 0x6D, 0x61,
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0x69, 0x6E, 0x00, 0x04, 0x0A, 0xB2, 0x01, 0x01, 0xAF, 0x01, 0x01, 0x03,
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0x7F, 0x23, 0x80, 0x80, 0x80, 0x80, 0x00, 0x41, 0x20, 0x6B, 0x22, 0x02,
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0x24, 0x80, 0x80, 0x80, 0x80, 0x00, 0x41, 0x9B, 0x88, 0x80, 0x80, 0x00,
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0x10, 0x80, 0x80, 0x80, 0x80, 0x00, 0x1A, 0x02, 0x40, 0x02, 0x40, 0x41,
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0x80, 0x08, 0x10, 0x81, 0x80, 0x80, 0x80, 0x00, 0x22, 0x03, 0x0D, 0x00,
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0x41, 0xA8, 0x88, 0x80, 0x80, 0x00, 0x10, 0x80, 0x80, 0x80, 0x80, 0x00,
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0x1A, 0x41, 0x7F, 0x21, 0x04, 0x0C, 0x01, 0x0B, 0x20, 0x02, 0x20, 0x03,
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0x36, 0x02, 0x10, 0x41, 0x80, 0x88, 0x80, 0x80, 0x00, 0x20, 0x02, 0x41,
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0x10, 0x6A, 0x10, 0x82, 0x80, 0x80, 0x80, 0x00, 0x1A, 0x41, 0x00, 0x21,
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0x04, 0x20, 0x03, 0x41, 0x04, 0x6A, 0x41, 0x00, 0x2F, 0x00, 0x91, 0x88,
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0x80, 0x80, 0x00, 0x3B, 0x00, 0x00, 0x20, 0x03, 0x41, 0x00, 0x28, 0x00,
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0x8D, 0x88, 0x80, 0x80, 0x00, 0x36, 0x00, 0x00, 0x20, 0x02, 0x20, 0x03,
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0x36, 0x02, 0x00, 0x41, 0x93, 0x88, 0x80, 0x80, 0x00, 0x20, 0x02, 0x10,
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0x82, 0x80, 0x80, 0x80, 0x00, 0x1A, 0x20, 0x03, 0x10, 0x83, 0x80, 0x80,
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0x80, 0x00, 0x0B, 0x20, 0x02, 0x41, 0x20, 0x6A, 0x24, 0x80, 0x80, 0x80,
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0x80, 0x00, 0x20, 0x04, 0x0B, 0x0B, 0x41, 0x01, 0x00, 0x41, 0x80, 0x08,
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0x0B, 0x3A, 0x62, 0x75, 0x66, 0x20, 0x70, 0x74, 0x72, 0x3A, 0x20, 0x25,
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0x70, 0x0A, 0x00, 0x31, 0x32, 0x33, 0x34, 0x0A, 0x00, 0x62, 0x75, 0x66,
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0x3A, 0x20, 0x25, 0x73, 0x00, 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x77,
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0x6F, 0x72, 0x6C, 0x64, 0x21, 0x00, 0x6D, 0x61, 0x6C, 0x6C, 0x6F, 0x63,
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0x20, 0x62, 0x75, 0x66, 0x20, 0x66, 0x61, 0x69, 0x6C, 0x65, 0x64, 0x00
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};
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extern "C" JNIEXPORT void JNICALL
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Java_com_intel_wasm_api_Runtime_run(JNIEnv *env, jclass thiz)
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{
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wasm_module_t wasm_module = NULL;
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wasm_module_inst_t wasm_module_inst = NULL;
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RuntimeInitArgs init_args;
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uint wasm_file_size = 0;
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uint8_t *wasm_file_buf = NULL;
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char error_buf[128] = { 0 };
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memset(&init_args, 0, sizeof(RuntimeInitArgs));
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init_args.mem_alloc_type = Alloc_With_Allocator;
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init_args.mem_alloc_option.allocator.malloc_func = (void *)malloc;
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init_args.mem_alloc_option.allocator.realloc_func = (void *)realloc;
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init_args.mem_alloc_option.allocator.free_func = (void *)free;
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LOGI("wasm_runtime_full_init");
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/* initialize runtime environment */
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if (!wasm_runtime_full_init(&init_args)) {
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LOGI("Init runtime failed.\n");
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return;
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}
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/* load WASM byte buffer from a preinstall WASM bin file */
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LOGI("use an internal test file, gona to output Hello World in logcat\n");
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wasm_file_buf = (uint8_t *)wasm_test_file;
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wasm_file_size = sizeof(wasm_test_file);
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/* load WASM module */
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LOGI("wasm_runtime_load");
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if (!(wasm_module = wasm_runtime_load(wasm_file_buf, wasm_file_size,
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error_buf, sizeof(error_buf)))) {
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LOGI("in wasm_runtime_load %s\n", error_buf);
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LOGI("goto fail1\n");
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goto fail1;
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}
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/* instantiate the module */
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LOGI("wasm_runtime_instantiate");
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if (!(wasm_module_inst =
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wasm_runtime_instantiate(wasm_module, 64 * 1024, /* stack size */
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64 * 1024, /* heap size */
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error_buf, sizeof(error_buf)))) {
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LOGI("%s\n", error_buf);
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LOGI("goto fail2\n");
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goto fail2;
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}
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LOGI("run main() of the application");
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app_instance_main(wasm_module_inst);
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/* destroy the module instance */
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LOGI("wasm_runtime_deinstantiate");
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wasm_runtime_deinstantiate(wasm_module_inst);
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fail2:
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/* unload the module */
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LOGI("wasm_runtime_unload");
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wasm_runtime_unload(wasm_module);
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fail1:
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// in our case, we don't need a free, but it is not a typical one
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/* free the file buffer */
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// bh_free((void *) wasm_file_buf);
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/* destroy runtime environment */
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LOGI("wasm_runtime_destroy");
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wasm_runtime_destroy();
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return;
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}
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