BDJAVA* bdj_open(const char *path, struct bluray *bd,
const char *bdj_disc_id, BDJ_STORAGE *storage)
{
BD_DEBUG(DBG_BDJ, "bdj_open()\n");
const char *jar_file = _find_libbluray_jar(storage);
if (!jar_file) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "BD-J start failed: " BDJ_JARFILE " not found.\n");
return NULL;
}
#if defined(__APPLE__) && !defined(HAVE_BDJ_J2ME)
/* On macOS we need to load libjli to workaround a bug where the wrong
* version would be used: https://bugs.openjdk.java.net/browse/JDK-7131356
*/
void* jli_lib = _load_jli_macos();
if (!jli_lib) {
BD_DEBUG(DBG_BDJ, "Wasn't able to load JLI\n");
}
#endif
// first load the jvm using dlopen
const char *java_home = NULL;
void* jvm_lib = _load_jvm(&java_home);
if (!jvm_lib) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Wasn't able to load JVM\n");
return 0;
}
BDJAVA* bdjava = calloc(1, sizeof(BDJAVA));
if (!bdjava) {
dl_dlclose(jvm_lib);
return NULL;
}
JNIEnv* env = NULL;
JavaVM *jvm = NULL;
if (!_find_jvm(jvm_lib, &env, &jvm) &&
!_create_jvm(jvm_lib, java_home, jar_file, &env, &jvm)) {
X_FREE(bdjava);
dl_dlclose(jvm_lib);
return NULL;
}
#if defined(__APPLE__) && !defined(HAVE_BDJ_J2ME)
bdjava->h_libjli = jli_lib;
#endif
bdjava->h_libjvm = jvm_lib;
bdjava->jvm = jvm;
if (debug_mask & DBG_JNI) {
int version = (int)(*env)->GetVersion(env);
BD_DEBUG(DBG_BDJ, "Java version: %d.%d\n", version >> 16, version & 0xffff);
}
void bdj_close(BDJAVA *bdjava)
{
JNIEnv *env;
int attach;
jclass shutdown_class;
jmethodID shutdown_id;
if (!bdjava) {
return;
}
if ((*bdjava->jvm)->GetEnv(bdjava->jvm, (void**)&env, JNI_VERSION_1_6) != JNI_OK) {
(*bdjava->jvm)->AttachCurrentThread(bdjava->jvm, (void**)&env, NULL);
attach = 1;
}
if (bdj_get_method(env, &shutdown_class, &shutdown_id,
"org/videolan/Libbluray", "shutdown", "()V")) {
(*env)->CallStaticVoidMethod(env, shutdown_class, shutdown_id);
(*env)->DeleteLocalRef(env, shutdown_class);
}
if (attach) {
(*bdjava->jvm)->DetachCurrentThread(bdjava->jvm);
}
(*bdjava->jvm)->DestroyJavaVM(bdjava->jvm);
dl_dlclose(bdjava->h_libjvm);
X_FREE(bdjava);
}
static void _unload(BD_AACS *p)
{
_libaacs_close(p);
if (p->h_libaacs) {
dl_dlclose(p->h_libaacs);
}
}
void libaacs_unload(BD_AACS **p)
{
if (p && *p) {
_libaacs_close(*p);
if ((*p)->h_libaacs) {
dl_dlclose((*p)->h_libaacs);
}
X_FREE(*p);
}
}
void libbdplus_unload(BD_BDPLUS **p)
{
if (p && *p) {
_libbdplus_close(*p);
if ((*p)->h_libbdplus) {
dl_dlclose((*p)->h_libbdplus);
}
X_FREE(*p);
}
}
int bdj_jvm_available(BDJ_STORAGE *storage)
{
const char *java_home;
void* jvm_lib = _load_jvm(&java_home);
if (!jvm_lib) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "BD-J check: Failed to load JVM library\n");
return 0;
}
dl_dlclose(jvm_lib);
if (!_find_libbluray_jar(storage)) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "BD-J check: Failed to load libbluray.jar\n");
return 1;
}
BD_DEBUG(DBG_BDJ, "BD-J check: OK\n");
return 2;
}
BDJAVA* bdj_open(const char *path, struct bluray *bd,
const char *bdj_disc_id, BDJ_STORAGE *storage)
{
BD_DEBUG(DBG_BDJ, "bdj_open()\n");
const char *jar_file = _find_libbluray_jar(storage);
if (!jar_file) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "BD-J start failed: " BDJ_JARFILE " not found.\n");
return NULL;
}
// first load the jvm using dlopen
const char *java_home = NULL;
void* jvm_lib = _load_jvm(&java_home);
if (!jvm_lib) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Wasn't able to load JVM\n");
return 0;
}
JNIEnv* env = NULL;
JavaVM *jvm = NULL;
if (!_find_jvm(jvm_lib, &env, &jvm) &&
!_create_jvm(jvm_lib, java_home, jar_file, &env, &jvm)) {
dl_dlclose(jvm_lib);
return NULL;
}
BDJAVA* bdjava = calloc(1, sizeof(BDJAVA));
bdjava->h_libjvm = jvm_lib;
bdjava->jvm = jvm;
if (debug_mask & DBG_JNI) {
int version = (int)(*env)->GetVersion(env);
BD_DEBUG(DBG_BDJ, "Java version: %d.%d\n", version >> 16, version & 0xffff);
}
BDJAVA* bdj_open(const char *path,
struct bluray *bd, struct bd_registers_s *registers,
struct indx_root_s *index)
{
// first load the jvm using dlopen
void* jvm_lib = _load_jvm();
if (!jvm_lib) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Wasn't able to load libjvm.so\n");
return NULL;
}
fptr_JNI_CreateJavaVM JNI_CreateJavaVM_fp = (fptr_JNI_CreateJavaVM)dl_dlsym(jvm_lib, "JNI_CreateJavaVM");
if (JNI_CreateJavaVM_fp == NULL) {
dl_dlclose(jvm_lib);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Couldn't find symbol JNI_CreateJavaVM.\n");
return NULL;
}
BDJAVA* bdjava = calloc(1, sizeof(BDJAVA));
bdjava->bd = bd;
bdjava->reg = registers;
bdjava->index = index;
bdjava->path = path;
bdjava->h_libjvm = jvm_lib;
JavaVMInitArgs args;
// check if overriding the classpath
const char* classpath = getenv("LIBBLURAY_CP");
if (classpath == NULL)
classpath = BDJ_CLASSPATH;
// determine classpath
char* classpath_opt = str_printf("-Djava.class.path=%s", classpath);
// determine bluray.vfs.root
char* vfs_opt;
vfs_opt = str_printf("-Dbluray.vfs.root=%s", path);
JavaVMOption* option = calloc(1, sizeof(JavaVMOption) * 9);
int n = 0;
option[n++].optionString = classpath_opt;
option[n++].optionString = vfs_opt;
args.version = JNI_VERSION_1_6;
args.nOptions = n;
args.options = option;
args.ignoreUnrecognized = JNI_FALSE; // don't ignore unrecognized options
JNIEnv* env = NULL;
int result = JNI_CreateJavaVM_fp(&bdjava->jvm, (void**) &env, &args);
free(option);
free(classpath_opt);
free(vfs_opt);
if (result != JNI_OK || !env) {
bdj_close(bdjava);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to create new Java VM.\n");
return NULL;
}
if (!_bdj_init(bdjava, env)) {
bdj_close(bdjava);
return NULL;
}
return bdjava;
}