/* JAVADOC COMMENT ELIDED */
KNIEXPORT KNI_RETURNTYPE_VOID
Java_com_sun_j2me_location_PlatformLocationProvider_resetImpl() {
MidpReentryData *info = NULL;
ProviderInfo *pInfo = NULL;
jint provider = KNI_GetParameterAsInt(1);
jsr179_result res;
info = (MidpReentryData*)SNI_GetReentryData(NULL);
if (info == NULL) {
/* reset provider */
res = jsr179_update_cancel((jsr179_handle)provider);
switch (res) {
case JSR179_STATUSCODE_OK:
case JSR179_STATUSCODE_FAIL:
break;
case JSR179_STATUSCODE_INVALID_ARGUMENT:
/* wrong provider name */
KNI_ThrowNew(midpIllegalArgumentException, "wrong provider");
break;
case JSR179_STATUSCODE_WOULD_BLOCK:
/* wait for javanotify */
pInfo = getProviderInfo(provider);
if(pInfo != NULL) {
pInfo->locked = KNI_FALSE;
}
lock_thread(JSR179_EVENT_UPDATE_ONCE, provider);
break;
default:
break;
}
}
KNI_ReturnVoid();
}
void *malloc(int size)
{
t_header *tmp;
int total_size;
if (size <= 0)
return (NULL);
lock_thread();
if ((size % sizeof(int)) != 0)
size += (sizeof(int) - (size % sizeof(int)));
if ((tmp = (t_header *)findFreeBlock(size)) == NULL)
tmp = (t_header *)getMoreMem(size + sizeof(*tmp));
else
{
if (tmp->size - size >= THRESHOLD)
{
total_size = tmp->size + sizeof(*tmp);
tmp->size = size;
split_mid(tmp, total_size);
}
deleteFromFreeList(tmp);
}
unlock_thread();
if (tmp == NULL)
return (NULL);
return ((void *)((int)tmp + sizeof(*tmp)));
}
int64_t xpl_thread_get_and_reset_calls(xpl_thread_id tid) {
assert(ctx);
assert(tid);
assert(tid < ctx->thread_pool_size);
int64_t result = 0L;
lock_thread(tid);
result = ctx->thread_pool[tid].calls;
ctx->thread_pool[tid].calls = 0L;
unlock_thread(tid);
return result;
}
int test_and_set_thread_state(xpl_thread_id tid, int condition, int value) {
assert(ctx);
assert(tid >= 0);
assert(tid < ctx->thread_pool_size);
lock_thread(tid);
int result = ctx->thread_pool[tid].state;
if (result & condition) {
ctx->thread_pool[tid].state = value;
result = value;
}
unlock_thread(tid);
return result;
}
/* JAVADOC COMMENT ELIDED */
KNIEXPORT KNI_RETURNTYPE_BOOLEAN
Java_com_sun_j2me_location_PlatformLocationProvider_waitForNewLocation() {
jboolean ret = KNI_FALSE;
MidpReentryData *info = NULL;
ProviderInfo *pInfo = NULL;
jsr179_result res;
jint provider;
jlong timeout;
KNI_StartHandles(1);
provider = KNI_GetParameterAsInt(1);
timeout = KNI_GetParameterAsLong(2);
pInfo = getProviderInfo(provider);
if(pInfo != NULL) {
info = (MidpReentryData*)SNI_GetReentryData(NULL);
if (info == NULL) {
/* First call -request */
if(pInfo->locked == KNI_TRUE) {
lock_thread(JSR179_EVENT_UPDATE_ONCE, provider);
} else {
/* request new location */
res = jsr179_update_set((jsr179_handle)provider, timeout);
switch (res) {
case JSR179_STATUSCODE_WOULD_BLOCK:
/* wait for javanotify */
pInfo->locked = KNI_TRUE;
lock_thread(JSR179_EVENT_UPDATE_ONCE, provider);
break;
case JSR179_STATUSCODE_OK:
/* location updated successfully */
pInfo->locked = KNI_FALSE;
pInfo->newLocationAvailable = KNI_TRUE;
ret = KNI_TRUE;
break;
case JSR179_STATUSCODE_FAIL:
/* fail */
pInfo->locked = KNI_FALSE;
/* wrong provider name */
KNI_ThrowNew(midpIllegalArgumentException,
"wrong provider");
break;
default:
/* fail */
pInfo->locked = KNI_FALSE;
break;
}
}
} else {
/* Response */
if (info->status == JSR179_STATUSCODE_OK) {
/* location updated successfully */
pInfo->newLocationAvailable = KNI_TRUE;
ret = KNI_TRUE;
} else {
/* location updated failed */
ret = KNI_FALSE;
}
pInfo->locked = KNI_FALSE;
}
}
KNI_EndHandles();
KNI_ReturnBoolean(ret);
}
/* JAVADOC COMMENT ELIDED */
KNIEXPORT KNI_RETURNTYPE_INT
Java_com_sun_j2me_location_PlatformLocationProvider_open() {
MidpReentryData *info = NULL;
ProviderInfo *pInfo = NULL;
jsr179_result res;
jsr179_handle pProvider = NULL;
jint provider = 0;
KNI_StartHandles(1);
GET_PARAMETER_AS_PCSL_STRING(1, name)
info = (MidpReentryData*)SNI_GetReentryData(NULL);
if (info == NULL) {
res = jsr179_provider_open(name, &pProvider);
switch (res) {
case JSR179_STATUSCODE_OK:
/* handler returned immediatelly */
provider = (jint)pProvider;
register_provider(provider);
break;
case JSR179_STATUSCODE_INVALID_ARGUMENT:
/* wrong provider name */
KNI_ThrowNew(midpIllegalArgumentException,
"wrong provider name");
break;
case JSR179_STATUSCODE_FAIL:
/* fail */
KNI_ThrowNew(midpIOException, "open failed");
break;
case JSR179_STATUSCODE_WOULD_BLOCK:
/* wait for javanotify */
provider = (jint)pProvider;
pInfo = register_provider(provider);
if (pInfo != NULL) {
pInfo->locked = KNI_TRUE;
}
lock_thread(JSR179_EVENT_OPEN_COMPLETED, provider);
break;
default:
break;
}
} else {
/* Second call for this thread - finish open */
if (info->status == JSR179_STATUSCODE_OK) {
/* Provider opened successfully */
provider = info->descriptor;
pInfo = getProviderInfo(provider);
if (pInfo != NULL) {
pInfo->locked = KNI_FALSE;
}
} else {
/* Provider open failed*/
unregister_provider(provider);
provider = 0;
}
}
RELEASE_PCSL_STRING_PARAMETER
KNI_EndHandles();
KNI_ReturnInt(provider);
}