diff options
Diffstat (limited to 'Java/phidget_jni.h')
| -rw-r--r-- | Java/phidget_jni.h | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/Java/phidget_jni.h b/Java/phidget_jni.h new file mode 100644 index 0000000..2325fd0 --- /dev/null +++ b/Java/phidget_jni.h @@ -0,0 +1,322 @@ +#ifndef PHIDGET_JNI_H +#define PHIDGET_JNI_H + +#include <jni.h> + +#ifdef _ANDROID +#define JNIEnvPtr const struct JNINativeInterface *** +#else +#define JNIEnvPtr void ** +#endif + +extern JavaVM *ph_vm; + +extern jclass phidget_class; +extern jmethodID phidget_cons; + +extern jclass ph_exception_class; +extern jmethodID ph_exception_cons; + +extern jclass attachEvent_class; +extern jmethodID attachEvent_cons; + +extern jclass detachEvent_class; +extern jmethodID detachEvent_cons; + +extern jclass errorEvent_class; +extern jmethodID errorEvent_cons; + +extern jclass serverConnectEvent_class; +extern jmethodID serverConnectEvent_cons; + +extern jclass serverDisconnectEvent_class; +extern jmethodID serverDisconnectEvent_cons; + +void com_phidgets_Phidget_OnLoad(JNIEnv *); +void com_phidgets_AccelerometerPhidget_OnLoad(JNIEnv *); +void com_phidgets_AdvancedServoPhidget_OnLoad(JNIEnv *); +void com_phidgets_AnalogPhidget_OnLoad(JNIEnv *); +void com_phidgets_BridgePhidget_OnLoad(JNIEnv *); +void com_phidgets_EncoderPhidget_OnLoad(JNIEnv *); +void com_phidgets_FrequencyCounterPhidget_OnLoad(JNIEnv *); +void com_phidgets_GPSPhidget_OnLoad(JNIEnv *); +void com_phidgets_InterfaceKitPhidget_OnLoad(JNIEnv *); +void com_phidgets_IRPhidget_OnLoad(JNIEnv *); +void com_phidgets_LEDPhidget_OnLoad(JNIEnv *); +void com_phidgets_MotorControlPhidget_OnLoad(JNIEnv *); +void com_phidgets_PHSensorPhidget_OnLoad(JNIEnv *); +void com_phidgets_RFIDPhidget_OnLoad(JNIEnv *); +void com_phidgets_ServoPhidget_OnLoad(JNIEnv *); +void com_phidgets_SpatialPhidget_OnLoad(JNIEnv *); +void com_phidgets_StepperPhidget_OnLoad(JNIEnv *); +void com_phidgets_TemperatureSensorPhidget_OnLoad(JNIEnv *); +void com_phidgets_TextLCDPhidget_OnLoad(JNIEnv *); +void com_phidgets_TextLEDPhidget_OnLoad(JNIEnv *); +void com_phidgets_WeightSensorPhidget_OnLoad(JNIEnv *); +void com_phidgets_Manager_OnLoad(JNIEnv *); +void com_phidgets_Dictionary_OnLoad(JNIEnv *); +void com_phidgets_DictionaryKeyListener_OnLoad(JNIEnv *); + +#ifdef _ANDROID +extern int AndroidUsbJarAvailable; +int com_phidgets_usb_Manager_OnLoad(JNIEnv *); +int com_phidgets_usb_Phidget_OnLoad(JNIEnv *); +#endif + +jlong updateGlobalRef(JNIEnv *env, jobject obj, jfieldID fid, jboolean b); + +#define JNI_ABORT_STDERR(...) \ +do { \ + LOG_STDERR(PHIDGET_LOG_CRITICAL, __VA_ARGS__); \ + (*env)->ExceptionDescribe(env); \ + (*env)->ExceptionClear(env); \ + abort(); \ +} while(0) + +#define EVENT_VARS(event, Event) static jmethodID event##Event_cons; \ +static jmethodID fire##Event##_mid; \ +static jclass event##Event_class; \ +static jfieldID native##Event##Handler_fid; + +#define JNI_LOAD(name, Pname) \ +extern jfieldID handle_fid; \ +static jclass name##_class; \ +void com_phidgets_##Pname##Phidget_OnLoad(JNIEnv *env) \ +{ \ + if (!(name##_class = (*env)->FindClass(env, "com/phidgets/" #Pname "Phidget"))) \ + JNI_ABORT_STDERR("Couldn't FindClass com/phidgets/" #Pname "Phidget"); \ + if (!(name##_class = (jclass)(*env)->NewGlobalRef(env, name##_class))) \ + JNI_ABORT_STDERR("Couldn't create NewGlobalRef " #name "_class"); \ + +#define EVENT_VAR_SETUP(name, event, Event, parameters, returntype) \ + if (!(event##Event_class = (*env)->FindClass(env, "com/phidgets/event/" #Event "Event"))) \ + JNI_ABORT_STDERR("Couldn't FindClass com/phidgets/event/" #Event "Event"); \ + if (!(event##Event_class = (jclass)(*env)->NewGlobalRef(env, event##Event_class))) \ + JNI_ABORT_STDERR("Couldn't create global ref " #event "Event_class"); \ + if (!(fire##Event##_mid = (*env)->GetMethodID(env, name##_class, "fire" #Event , "(Lcom/phidgets/event/" #Event "Event;)" #returntype ))) \ + JNI_ABORT_STDERR("Please install the latest Phidget Library. Couldn't get method ID fire" #Event); \ + if (!(event##Event_cons = (*env)->GetMethodID(env, event##Event_class, "<init>", "(Lcom/phidgets/Phidget;" #parameters ")" #returntype ))) \ + JNI_ABORT_STDERR("Couldn't get method ID <init> from " #event "Event_class"); \ + if (!(native##Event##Handler_fid = (*env)->GetFieldID(env, name##_class, "native" #Event "Handler", "J"))) \ + JNI_ABORT_STDERR("Couldn't get Field ID native" #Event "Handler from " #name "_class"); + +#define PH_THROW(errno) { \ + jobject eobj; \ + jstring edesc; \ + \ + if (!(edesc = (*env)->NewStringUTF(env, CPhidget_strerror(errno)))) \ + JNI_ABORT_STDERR("Couldn't get NewStringUTF"); \ + if (!(eobj = (*env)->NewObject(env, ph_exception_class, ph_exception_cons, errno, edesc))) \ + JNI_ABORT_STDERR("Couldn't get NewObject ph_exception_class"); \ + (*env)->Throw(env, (jthrowable)eobj); \ +} + +#define JNI_INDEXED_SETFUNC(pname, fname, lfname, type) \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_set##fname(JNIEnv *env, jobject obj, jint index, type v) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t)(*env)->GetLongField(env, obj, handle_fid); \ + int error; \ + if ((error = CPhidget##pname##_set##lfname(h, index, v))) \ + PH_THROW(error); \ +} + +#define JNI_SETFUNC(pname, fname, lfname, type) \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_set##fname(JNIEnv *env, jobject obj, type v) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + int error; \ + if ((error = CPhidget##pname##_set##lfname(h, v))) \ + PH_THROW(error); \ +} + +#define JNI_INDEXED_GETFUNC(pname, fname, lfname, type) \ +JNIEXPORT type JNICALL Java_com_phidgets_##pname##Phidget_get##fname(JNIEnv *env, jobject obj, jint index) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + int error; \ + type v; \ + if ((error = CPhidget##pname##_get##lfname(h, index, &v))) \ + PH_THROW(error); \ + return v; \ +} + +#define JNI_INDEXED_GETFUNCBOOL(pname, fname, lfname) \ +JNIEXPORT jboolean JNICALL Java_com_phidgets_##pname##Phidget_get##fname(JNIEnv *env, jobject obj, jint index) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + int error; \ + int v; \ + if ((error = CPhidget##pname##_get##lfname(h, index, &v))) \ + PH_THROW(error); \ + if (v) return 1; \ + return 0; \ +} + +#define JNI_GETFUNC(pname, fname, lfname, type) \ +JNIEXPORT type JNICALL Java_com_phidgets_##pname##Phidget_get##fname (JNIEnv *env, jobject obj) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField( env, obj, handle_fid); \ + int error; \ + type no; \ + if ((error = CPhidget##pname##_get##lfname(h, &no))) \ + PH_THROW(error); \ + return no; \ +} + +#define JNI_GETFUNCBOOL(pname, fname, lfname) \ +JNIEXPORT jboolean JNICALL Java_com_phidgets_##pname##Phidget_get##fname (JNIEnv *env, jobject obj) \ +{ \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField( env, obj, handle_fid); \ + int error; \ + int no; \ + if ((error = CPhidget##pname##_get##lfname(h, &no))) \ + PH_THROW(error); \ + if(no) return 1; \ + return 0; \ +} + +#define JNI_CREATE(Pname) \ +JNIEXPORT jlong JNICALL Java_com_phidgets_##Pname##Phidget_create(JNIEnv *env, jclass cls) \ +{ \ + CPhidget##Pname##Handle phid; \ + int error; \ + if ((error = CPhidget##Pname##_create(&phid)) != EPHIDGET_OK) { \ + PH_THROW(error); \ + return 0; \ + } \ + return (jlong)(uintptr_t)phid; \ +} + +#define EVENT_HANDLER(pname, event, Event, cphidgetSetHandlerFunc, type) \ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, type); \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_enable##Event##Events(JNIEnv *env, jobject obj, jboolean b) \ +{ \ + jlong gr = updateGlobalRef(env, obj, native##Event##Handler_fid, b); \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + cphidgetSetHandlerFunc(h, b ? event##_handler : 0, \ + (void *)(uintptr_t)gr); \ +} \ +\ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, type v) \ +{ \ + JNIEnv *env; \ + jobject obj; \ + jobject event##Ev; \ +\ + if ((*ph_vm)->AttachCurrentThread(ph_vm, (JNIEnvPtr)&env, NULL)) \ + JNI_ABORT_STDERR("Couldn't AttachCurrentThread"); \ +\ + obj = (jobject)arg; \ +\ + if (!(event##Ev = (*env)->NewObject(env, event##Event_class, event##Event_cons, obj, v))) \ + return -1; \ + (*env)->CallVoidMethod(env, obj, fire##Event##_mid, event##Ev); \ + (*env)->DeleteLocalRef(env, event##Ev); \ + (*ph_vm)->DetachCurrentThread(ph_vm); \ +\ + return 0; \ +} + +#define EVENT_HANDLER_INDEXED(pname, event, Event, cphidgetSetHandlerFunc, type) \ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, int, type); \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_enable##Event##Events(JNIEnv *env, jobject obj, jboolean b) \ +{ \ + jlong gr = updateGlobalRef(env, obj, native##Event##Handler_fid, b); \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + cphidgetSetHandlerFunc(h, b ? event##_handler : 0, \ + (void *)(uintptr_t)gr); \ +} \ +\ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, int index, type v) \ +{ \ + JNIEnv *env; \ + jobject obj; \ + jobject event##Ev; \ +\ + if ((*ph_vm)->AttachCurrentThread(ph_vm, (JNIEnvPtr)&env, NULL)) \ + JNI_ABORT_STDERR("Couldn't AttachCurrentThread"); \ +\ + obj = (jobject)arg; \ +\ + if (!(event##Ev = (*env)->NewObject(env, event##Event_class, event##Event_cons, obj, index, v))) \ + return -1; \ + (*env)->CallVoidMethod(env, obj, fire##Event##_mid, event##Ev); \ + (*env)->DeleteLocalRef(env, event##Ev); \ + (*ph_vm)->DetachCurrentThread(ph_vm); \ +\ + return 0; \ +} + +#define EVENT_HANDLER_INDEXED2(pname, event, Event, cphidgetSetHandlerFunc, type, type2) \ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, int, type, type2); \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_enable##Event##Events(JNIEnv *env, jobject obj, jboolean b) \ +{ \ + jlong gr = updateGlobalRef(env, obj, native##Event##Handler_fid, b); \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + cphidgetSetHandlerFunc(h, b ? event##_handler : 0, \ + (void *)(uintptr_t)gr); \ +} \ +\ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, int index, type v, type2 w) \ +{ \ + JNIEnv *env; \ + jobject obj; \ + jobject event##Ev; \ +\ + if ((*ph_vm)->AttachCurrentThread(ph_vm, (JNIEnvPtr)&env, NULL)) \ + JNI_ABORT_STDERR("Couldn't AttachCurrentThread"); \ +\ + obj = (jobject)arg; \ +\ + if (!(event##Ev = (*env)->NewObject(env, event##Event_class, \ + event##Event_cons, obj, index, v, w))) \ + return -1; \ + (*env)->CallVoidMethod(env, obj, fire##Event##_mid, event##Ev); \ + (*env)->DeleteLocalRef(env, event##Ev); \ + (*ph_vm)->DetachCurrentThread(ph_vm); \ +\ + return 0; \ +} + +#define EVENT_HANDLER_3(pname, event, Event, cphidgetSetHandlerFunc, type, type2, type3) \ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, type, type2, type3); \ +JNIEXPORT void JNICALL Java_com_phidgets_##pname##Phidget_enable##Event##Events(JNIEnv *env, jobject obj, jboolean b) \ +{ \ + jlong gr = updateGlobalRef(env, obj, native##Event##Handler_fid, b); \ + CPhidget##pname##Handle h = (CPhidget##pname##Handle)(uintptr_t) \ + (*env)->GetLongField(env, obj, handle_fid); \ + cphidgetSetHandlerFunc(h, b ? event##_handler : 0, \ + (void *)(uintptr_t)gr); \ +} \ +\ +static int CCONV event##_handler(CPhidget##pname##Handle h, void *arg, type v, type2 w, type3 x) \ +{ \ + JNIEnv *env; \ + jobject obj; \ + jobject event##Ev; \ +\ + if ((*ph_vm)->AttachCurrentThread(ph_vm, (JNIEnvPtr)&env, NULL)) \ + JNI_ABORT_STDERR("Couldn't AttachCurrentThread"); \ +\ + obj = (jobject)arg; \ +\ + if (!(event##Ev = (*env)->NewObject(env, event##Event_class, \ + event##Event_cons, obj, v, w, x))) \ + return -1; \ + (*env)->CallVoidMethod(env, obj, fire##Event##_mid, event##Ev); \ + (*env)->DeleteLocalRef(env, event##Ev); \ + (*ph_vm)->DetachCurrentThread(ph_vm); \ +\ + return 0; \ +} + + +#endif |