mirror of
https://github.com/corda/corda.git
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92 lines
2.2 KiB
C++
92 lines
2.2 KiB
C++
#include "stdint.h"
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#include "jni.h"
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#if (defined __MINGW32__) || (defined _MSC_VER)
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# define EXPORT __declspec(dllexport)
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#else
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# define EXPORT __attribute__ ((visibility("default")))
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#endif
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#if (! defined __x86_64__) && ((defined __MINGW32__) || (defined _MSC_VER))
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# define BOOTIMAGE_BIN(x) binary_bootimage_bin_##x
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# define CODEIMAGE_BIN(x) binary_codeimage_bin_##x
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#else
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# define BOOTIMAGE_BIN(x) _binary_bootimage_bin_##x
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# define CODEIMAGE_BIN(x) _binary_codeimage_bin_##x
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#endif
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extern "C" {
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extern const uint8_t BOOTIMAGE_BIN(start)[];
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extern const uint8_t BOOTIMAGE_BIN(end)[];
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EXPORT const uint8_t*
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bootimageBin(unsigned* size)
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{
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*size = BOOTIMAGE_BIN(end) - BOOTIMAGE_BIN(start);
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return BOOTIMAGE_BIN(start);
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}
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extern const uint8_t CODEIMAGE_BIN(start)[];
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extern const uint8_t CODEIMAGE_BIN(end)[];
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EXPORT const uint8_t*
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codeimageBin(unsigned* size)
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{
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*size = CODEIMAGE_BIN(end) - CODEIMAGE_BIN(start);
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return CODEIMAGE_BIN(start);
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}
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} // extern "C"
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int
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main(int ac, const char** av)
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{
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JavaVMInitArgs vmArgs;
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vmArgs.version = JNI_VERSION_1_2;
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vmArgs.nOptions = 2;
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vmArgs.ignoreUnrecognized = JNI_TRUE;
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JavaVMOption options[vmArgs.nOptions];
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vmArgs.options = options;
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options[0].optionString
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= const_cast<char*>("-Davian.bootimage=lzma:bootimageBin");
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options[1].optionString
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= const_cast<char*>("-Davian.codeimage=codeimageBin");
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JavaVM* vm;
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void* env;
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JNI_CreateJavaVM(&vm, &env, &vmArgs);
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JNIEnv* e = static_cast<JNIEnv*>(env);
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jclass c = e->FindClass("Hello");
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if (not e->ExceptionCheck()) {
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jmethodID m = e->GetStaticMethodID(c, "main", "([Ljava/lang/String;)V");
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if (not e->ExceptionCheck()) {
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jclass stringClass = e->FindClass("java/lang/String");
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if (not e->ExceptionCheck()) {
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jobjectArray a = e->NewObjectArray(ac-1, stringClass, 0);
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if (not e->ExceptionCheck()) {
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for (int i = 1; i < ac; ++i) {
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e->SetObjectArrayElement(a, i-1, e->NewStringUTF(av[i]));
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}
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e->CallStaticVoidMethod(c, m, a);
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}
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}
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}
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}
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int exitCode = 0;
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if (e->ExceptionCheck()) {
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exitCode = -1;
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e->ExceptionDescribe();
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}
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vm->DestroyJavaVM();
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return exitCode;
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}
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