static int _create_jvm(void *jvm_lib, const char *java_home, const char *jar_file,
JNIEnv **env, JavaVM **jvm)
{
(void)java_home; /* used only with J2ME */
fptr_JNI_CreateJavaVM JNI_CreateJavaVM_fp = (fptr_JNI_CreateJavaVM)(intptr_t)dl_dlsym(jvm_lib, "JNI_CreateJavaVM");
if (JNI_CreateJavaVM_fp == NULL) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Couldn't find symbol JNI_CreateJavaVM.\n");
return 0;
}
JavaVMOption* option = calloc(1, sizeof(JavaVMOption) * 20);
int n = 0;
JavaVMInitArgs args;
option[n++].optionString = str_dup ("-Dawt.toolkit=java.awt.BDToolkit");
option[n++].optionString = str_dup ("-Djava.awt.graphicsenv=java.awt.BDGraphicsEnvironment");
option[n++].optionString = str_printf("-Xbootclasspath/p:%s", jar_file);
option[n++].optionString = str_dup ("-Xms256M");
option[n++].optionString = str_dup ("-Xmx256M");
option[n++].optionString = str_dup ("-Xss2048k");
#ifdef HAVE_BDJ_J2ME
option[n++].optionString = str_printf("-Djava.home=%s", java_home);
option[n++].optionString = str_printf("-Xbootclasspath/a:%s/lib/xmlparser.jar", java_home);
option[n++].optionString = str_dup ("-XfullShutdown");
#endif
/* JVM debug options */
if (getenv("BDJ_JVM_DEBUG")) {
option[n++].optionString = str_dup("-ea");
//option[n++].optionString = str_dup("-verbose");
//option[n++].optionString = str_dup("-verbose:class,gc,jni");
option[n++].optionString = str_dup("-Xdebug");
option[n++].optionString = str_dup("-Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n");
}
#ifdef HAVE_BDJ_J2ME
/*
see: http://docs.oracle.com/javame/config/cdc/cdc-opt-impl/ojmeec/1.0/runtime/html/cvm.htm#CACBHBJB
trace method execution: BDJ_JVM_TRACE=0x0002
trace exceptions: BDJ_JVM_TRACE=0x4000
*/
if (getenv("BDJ_JVM_TRACE")) {
option[n++].optionString = str_printf("-Xtrace:%s", getenv("BDJ_JVM_TRACE"));
}
#endif
args.version = JNI_VERSION_1_4;
args.nOptions = n;
args.options = option;
args.ignoreUnrecognized = JNI_FALSE; // don't ignore unrecognized options
int result = JNI_CreateJavaVM_fp(jvm, (void**) env, &args);
while (--n >= 0) {
X_FREE(option[n].optionString);
}
X_FREE(option);
if (result != JNI_OK || !*env) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to create new Java VM. JNI_CreateJavaVM result: %d\n", result);
return 0;
}
return 1;
}
static int _create_jvm(void *jvm_lib, const char *java_home, const char *jar_file,
JNIEnv **env, JavaVM **jvm)
{
(void)java_home; /* used only with J2ME */
fptr_JNI_CreateJavaVM JNI_CreateJavaVM_fp;
*(void **)(&JNI_CreateJavaVM_fp) = dl_dlsym(jvm_lib, "JNI_CreateJavaVM");
if (JNI_CreateJavaVM_fp == NULL) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Couldn't find symbol JNI_CreateJavaVM.\n");
return 0;
}
JavaVMOption* option = calloc(1, sizeof(JavaVMOption) * 20);
if (!option) {
BD_DEBUG(DBG_CRIT, "out of memory\n");
return 0;
}
int n = 0;
JavaVMInitArgs args;
option[n++].optionString = str_dup ("-Dawt.toolkit=java.awt.BDToolkit");
option[n++].optionString = str_dup ("-Djava.awt.graphicsenv=java.awt.BDGraphicsEnvironment");
option[n++].optionString = str_dup ("-Djavax.accessibility.assistive_technologies= ");
option[n++].optionString = str_printf("-Xbootclasspath/p:%s", jar_file);
option[n++].optionString = str_dup ("-Xms256M");
option[n++].optionString = str_dup ("-Xmx256M");
option[n++].optionString = str_dup ("-Xss2048k");
#ifdef HAVE_BDJ_J2ME
option[n++].optionString = str_printf("-Djava.home=%s", java_home);
option[n++].optionString = str_printf("-Xbootclasspath/a:%s/lib/xmlparser.jar", java_home);
option[n++].optionString = str_dup ("-XfullShutdown");
#endif
/* JVM debug options */
if (getenv("BDJ_JVM_DEBUG")) {
option[n++].optionString = str_dup("-ea");
//option[n++].optionString = str_dup("-verbose");
//option[n++].optionString = str_dup("-verbose:class,gc,jni");
option[n++].optionString = str_dup("-Xdebug");
option[n++].optionString = str_dup("-Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n");
}
#ifdef HAVE_BDJ_J2ME
/*
see: http://docs.oracle.com/javame/config/cdc/cdc-opt-impl/ojmeec/1.0/runtime/html/cvm.htm#CACBHBJB
trace method execution: BDJ_JVM_TRACE=0x0002
trace exceptions: BDJ_JVM_TRACE=0x4000
*/
if (getenv("BDJ_JVM_TRACE")) {
option[n++].optionString = str_printf("-Xtrace:%s", getenv("BDJ_JVM_TRACE"));
}
#endif
args.version = JNI_VERSION_1_4;
args.nOptions = n;
args.options = option;
args.ignoreUnrecognized = JNI_FALSE; // don't ignore unrecognized options
#ifdef _WIN32
/* ... in windows, JVM options are not UTF8 but current system code page ... */
/* luckily, most BD-J options can be passed in as java strings later. But, not class path. */
int ii;
for (ii = 0; ii < n; ii++) {
char *tmp = _utf8_to_cp(option[ii].optionString);
if (tmp) {
X_FREE(option[ii].optionString);
option[ii].optionString = tmp;
} else {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to convert %s\n", option[ii].optionString);
}
}
#endif
int result = JNI_CreateJavaVM_fp(jvm, (void**) env, &args);
while (--n >= 0) {
X_FREE(option[n].optionString);
}
X_FREE(option);
if (result != JNI_OK || !*env) {
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to create new Java VM. JNI_CreateJavaVM result: %d\n", result);
return 0;
}
return 1;
}
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;
}
BDJAVA* bdj_open(const char *path, const char* start, void* bd, void* registers)
{
// 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;
}
BDJAVA* bdjava = malloc(sizeof(BDJAVA));
bdjava->bd = bd;
bdjava->reg = registers;
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);
JavaVMOption* option = malloc(sizeof(JavaVMOption) * 1);
option[0].optionString = classpath_opt;
args.version = JNI_VERSION_1_6;
args.nOptions = 1;
args.options = option;
args.ignoreUnrecognized = JNI_FALSE; // don't ignore unrecognized options
fptr_JNI_CreateJavaVM JNI_CreateJavaVM_fp = (fptr_JNI_CreateJavaVM)dl_dlsym(jvm_lib,
"JNI_CreateJavaVM");
if (JNI_CreateJavaVM_fp == NULL) {
free(bdjava);
free(option);
free(classpath_opt);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Couldn't find symbol JNI_CreateJavaVM.\n");
return NULL;
}
int result = JNI_CreateJavaVM_fp(&bdjava->jvm, (void**) &bdjava->env, &args);
free(option);
free(classpath_opt);
if (result != JNI_OK || !bdjava->env) {
free(bdjava);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to create new Java VM.\n");
return NULL;
}
// determine path of bdjo file to load
char* bdjo_path = str_printf("%s%s/%s.bdjo", path, BDJ_BDJO_PATH, start);
jobject bdjo = bdjo_read(bdjava->env, bdjo_path);
free(bdjo_path);
if (!bdjo) {
free(bdjava);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to load BDJO file.\n");
return NULL;
}
if (start_xlet(bdjava->env, path, bdjo, bdjava) == BDJ_ERROR) {
free(bdjava);
BD_DEBUG(DBG_BDJ | DBG_CRIT, "Failed to start BDJ program.\n");
return NULL;
}
return bdjava;
}
