/*
* List all groups known by the system.
*/
JNIEXPORT jobjectArray JNICALL GEN_FUNCNAME(Context_NativeListReaderGroups)
(JNIEnv *env, jobject _this)
{
jobjectArray result;
SCARDCONTEXT ctx;
char *mszGroups;
LONG rv;
DWORD sz;
ctx = (SCARDCONTEXT) (*env)->GetLongField(env, _this, CtxField);
rv = SCardListReaderGroups(ctx, NULL, &sz);
if (rv != SCARD_S_SUCCESS) {
pcscex_throw(env, "SCardListGroups", rv);
return NULL;
}
mszGroups = (char *)malloc(sz);
assert(mszGroups);
rv = SCardListReaderGroups(ctx, mszGroups, &sz);
if (rv != SCARD_S_SUCCESS) {
free(mszGroups);
pcscex_throw(env, "SCardListGroups()", rv);
return NULL;
}
result = pcsc_multi2jstring(env, mszGroups, "SCardListReaderGroups(): too many reader groups");
free(mszGroups);
return result;
}
JNIEXPORT jobjectArray JNICALL Java_sun_security_smartcardio_PCSC_SCardListReaders
(JNIEnv *env, jclass thisClass, jlong jContext)
{
SCARDCONTEXT context = (SCARDCONTEXT)jContext;
LONG rv;
LPTSTR mszReaders = NULL;
DWORD size = 0;
jobjectArray result;
dprintf1("-context: %x\n", context);
rv = CALL_SCardListReaders(context, NULL, NULL, &size);
if (handleRV(env, rv)) {
return NULL;
}
dprintf1("-size: %d\n", size);
if (size) {
mszReaders = malloc(size);
if (mszReaders == NULL) {
throwOutOfMemoryError(env, NULL);
return NULL;
}
rv = CALL_SCardListReaders(context, NULL, mszReaders, &size);
if (handleRV(env, rv)) {
free(mszReaders);
return NULL;
}
dprintf1("-String: %s\n", mszReaders);
}
result = pcsc_multi2jstring(env, mszReaders);
free(mszReaders);
return result;
}
/**
* Return reader list. Given group spec may be null.
*/
jobjectArray pcsc_list_readers(JNIEnv *env, jobject _this, const char *groupSpec) {
jobjectArray result;
SCARDCONTEXT ctx;
char *mszReaders;
LONG rv;
DWORD sz;
ctx = (SCARDCONTEXT) (*env)->GetLongField(env, _this, CtxField);
rv = SCardListReaders(ctx, groupSpec, NULL, &sz);
if (rv != SCARD_S_SUCCESS) {
pcscex_throw(env, "SCardListReaders", rv);
return NULL;
}
mszReaders = (char *)malloc(sz);
assert(mszReaders);
rv = SCardListReaders(ctx, groupSpec, mszReaders, &sz);
if (rv != SCARD_S_SUCCESS) {
free(mszReaders);
pcscex_throw(env, "SCardListReaders()", rv);
return NULL;
}
result = pcsc_multi2jstring(env, mszReaders, "SCardListReaders(): too many physical readers");
free(mszReaders);
return result;
}
