diff options
author | Allen Byrne <byrn@hdfgroup.org> | 2019-11-07 15:48:56 (GMT) |
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committer | Allen Byrne <byrn@hdfgroup.org> | 2019-11-07 15:49:11 (GMT) |
commit | 6b927a773c83bedc111dcd2ad38805f974660b15 (patch) | |
tree | 5f836ff5409d5265161b058e75f4d806c8afff1d /java/src/jni/h5rImp.c | |
parent | 2dd5bbfe167e3e9b6b6ee657a882e24072de4aeb (diff) | |
download | hdf5-6b927a773c83bedc111dcd2ad38805f974660b15.zip hdf5-6b927a773c83bedc111dcd2ad38805f974660b15.tar.gz hdf5-6b927a773c83bedc111dcd2ad38805f974660b15.tar.bz2 |
HDFFV-10876 Update h5dump and h5ls for new ref api.
Diffstat (limited to 'java/src/jni/h5rImp.c')
-rw-r--r-- | java/src/jni/h5rImp.c | 593 |
1 files changed, 591 insertions, 2 deletions
diff --git a/java/src/jni/h5rImp.c b/java/src/jni/h5rImp.c index 1a77fd3..f7dcb30 100644 --- a/java/src/jni/h5rImp.c +++ b/java/src/jni/h5rImp.c @@ -26,10 +26,599 @@ extern "C" { #include "h5jni.h" #include "h5rImp.h" + +/* H5R: HDF5 1.12 Reference API Functions */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rcreate_object + * Signature: (JLjava/lang/String;)[B + */ +JNIEXPORT jbyteArray JNICALL +Java_hdf_hdf5lib_H5_H5Rcreate_1object + (JNIEnv *env, jclass clss, jlong loc_id, jstring name) +{ + const char *refName = NULL; + jboolean isCopy; + jbyteArray ref = NULL; + jbyte *refBuf = NULL; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == name) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rcreate_object: name is NULL"); + + PIN_JAVA_STRING(ENVONLY, name, refName, NULL, "H5Rcreate_object: reference name not pinned"); + + if (NULL == (refBuf = (unsigned char *) HDcalloc((size_t) 1, H5R_REF_BUF_SIZE))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rcreate_object: failed to allocate reference buffer"); + + if ((status = H5Rcreate_object((hid_t)loc_id, refName, (const H5R_ref_t *)refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (ref = ENVPTR->NewByteArray(ENVONLY, (jsize)H5R_REF_BUF_SIZE))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + + ENVPTR->SetByteArrayRegion(ENVONLY, ref, 0, (jsize)H5R_REF_BUF_SIZE, (jbyte *)refBuf); + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (refName) + UNPIN_JAVA_STRING(ENVONLY, name, refName); + if (refBuf) + HDfree(refBuf); + + return ref; +} /* end Java_hdf_hdf5lib_H5_H5Rcreate_1object */ + + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rcreate_region + * Signature: (JLjava/lang/String;J)[B + */ +JNIEXPORT jbyteArray JNICALL +Java_hdf_hdf5lib_H5_H5Rcreate_1region + (JNIEnv *env, jclass clss, jlong loc_id, jstring name, jlong space_id) +{ + const char *refName = NULL; + jboolean isCopy; + jbyteArray ref = NULL; + jbyte *refBuf = NULL; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == name) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rcreate_region: name is NULL"); + + PIN_JAVA_STRING(ENVONLY, name, refName, NULL, "H5Rcreate_region: reference name not pinned"); + + if (NULL == (refBuf = (unsigned char *) HDcalloc((size_t) 1, H5R_REF_BUF_SIZE))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rcreate_region: failed to allocate reference buffer"); + + if ((status = H5Rcreate_region((hid_t)loc_id, refName, space_id, (const H5R_ref_t *)refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (ref = ENVPTR->NewByteArray(ENVONLY, (jsize)H5R_REF_BUF_SIZE))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + + ENVPTR->SetByteArrayRegion(ENVONLY, ref, 0, (jsize)H5R_REF_BUF_SIZE, (jbyte *)refBuf); + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (refName) + UNPIN_JAVA_STRING(ENVONLY, name, refName); + if (refBuf) + HDfree(refBuf); + + return ref; +} /* end Java_hdf_hdf5lib_H5_H5Rcreate_1region */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rcreate_attr + * Signature: (JLjava/lang/String;Ljava/lang/String;)[B + */ +JNIEXPORT jbyteArray JNICALL +Java_hdf_hdf5lib_H5_H5Rcreate_1attr + (JNIEnv *env, jclass clss, jlong loc_id, jstring name, jstring attr_name) +{ + const char *refName = NULL; + const char *attrName = NULL; + jboolean isCopy; + jbyteArray ref = NULL; + jbyte *refBuf = NULL; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == name) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rcreate_attr: name is NULL"); + if (NULL == attr_name) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rcreate_attr: attribute name is NULL"); + + PIN_JAVA_STRING(ENVONLY, attr_name, attrName, NULL, "H5Rcreate_attr: attribute name not pinned"); + + PIN_JAVA_STRING(ENVONLY, name, refName, NULL, "H5Rcreate_attr: reference name not pinned"); + + if (NULL == (refBuf = (unsigned char *) HDcalloc((size_t) 1, H5R_REF_BUF_SIZE))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rcreate_attr: failed to allocate reference buffer"); + + if ((status = H5Rcreate_attr((hid_t)loc_id, refName, attrName, (const H5R_ref_t *)refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (ref = ENVPTR->NewByteArray(ENVONLY, (jsize)H5R_REF_BUF_SIZE))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + + ENVPTR->SetByteArrayRegion(ENVONLY, ref, 0, (jsize)H5R_REF_BUF_SIZE, (jbyte *)refBuf); + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (attrName) + UNPIN_JAVA_STRING(ENVONLY, attr_name, attrName); + if (refName) + UNPIN_JAVA_STRING(ENVONLY, name, refName); + if (refBuf) + HDfree(refBuf); + + return ref; +} /* end Java_hdf_hdf5lib_H5_H5Rcreate_1attr */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rdestroy + * Signature: ([B)V + */ +JNIEXPORT void JNICALL +Java_hdf_hdf5lib_H5_H5Rdestroy + (JNIEnv *env, jclass clss, jbyteArray ref) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jsize refBufLen; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rdestroy: reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Rdestroy: reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rdestroy: reference buffer not pinned"); + + if ((status = H5Rdestroy((const H5R_ref_t *)refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (status < 0) ? JNI_ABORT : 0); +} /* end Java_hdf_hdf5lib_H5_H5Rdestroy */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rget_type + * Signature: ([B)I + */ +JNIEXPORT jint JNICALL +Java_hdf_hdf5lib_H5_H5Rget_1type + (JNIEnv *env, jclass clss, jbyteArray ref) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jsize refBufLen; + H5R_type_t ref_type; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rget_type: reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Rget_type: reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rget_type: reference buffer not pinned"); + + if ((ref_type = H5Rget_type((const H5R_ref_t *)refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (ref_type < 0) ? JNI_ABORT : 0); + + return (jint)ref_type; +} /* end Java_hdf_hdf5lib_H5_H5Rget_1type */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Requal + * Signature: ([B[B)Z + */ +JNIEXPORT jboolean JNICALL +Java_hdf_hdf5lib_H5_H5Requal + (JNIEnv *env, jclass clss, jbyteArray ref1, jbyteArray ref2) +{ + jboolean isCopy; + jbyte *refBuf1 = NULL; + jbyte *refBuf2 = NULL; + jsize refBufLen; + htri_t bval = JNI_FALSE; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == ref1) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Requal: reference1 is NULL"); + + if (NULL == ref2) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Requal: reference2 is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref1)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Requal: reference1 array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref1, refBuf1, &isCopy, "H5Requal: reference1 buffer not pinned"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref2)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Requal: reference2 array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref2, refBuf2, &isCopy, "H5Requal: reference2 buffer not pinned"); + + if ((bval = H5Requal((const H5R_ref_t *)refBuf1, (const H5R_ref_t *)refBuf2)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + status = bval; + + bval = (bval > 0) ? JNI_TRUE : JNI_FALSE; + +done: + if (refBuf2) + UNPIN_BYTE_ARRAY(ENVONLY, ref2, refBuf2, (status < 0) ? JNI_ABORT : 0); + if (refBuf1) + UNPIN_BYTE_ARRAY(ENVONLY, ref1, refBuf1, (status < 0) ? JNI_ABORT : 0); + + return (jboolean)bval; +} /* end Java_hdf_hdf5lib_H5_H5Requal */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rcopy + * Signature: ([B)[B + */ +JNIEXPORT jbyteArray JNICALL +Java_hdf_hdf5lib_H5_H5Rcopy + (JNIEnv *env, jclass clss, jbyteArray src_ref) +{ + jboolean isCopy; + jbyte *src_refBuf = NULL; + jsize refBufLen; + jbyteArray dst_ref = NULL; + jbyte *dst_refBuf = NULL; + herr_t status = FAIL; + + UNUSED(clss); + + if (NULL == src_ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rcopy: src reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, src_ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Rcopy: src reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, src_ref, src_refBuf, &isCopy, "H5Rcopy: src reference buffer not pinned"); + + if (NULL == (dst_refBuf = (unsigned char *) HDcalloc((size_t) 1, H5R_REF_BUF_SIZE))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rcreate_attr: failed to allocate dst reference buffer"); + + if ((status = H5Rcopy((const H5R_ref_t *)src_refBuf, (const H5R_ref_t *)dst_refBuf)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (dst_ref = ENVPTR->NewByteArray(ENVONLY, (jsize)H5R_REF_BUF_SIZE))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + + ENVPTR->SetByteArrayRegion(ENVONLY, dst_ref, 0, (jsize)H5R_REF_BUF_SIZE, (jbyte *)dst_refBuf); + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (src_refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, src_ref, src_refBuf, (status < 0) ? JNI_ABORT : 0); + if (dst_refBuf) + HDfree(dst_refBuf); + + return dst_ref; +} /* end Java_hdf_hdf5lib_H5_H5Rcopy */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Ropen_object + * Signature: ([BJJ)J + */ +JNIEXPORT jlong JNICALL +Java_hdf_hdf5lib_H5_H5Ropen_1object + (JNIEnv *env, jclass clss, jbyteArray ref, jlong rapl_id, jlong oapl_id) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jsize refBufLen; + hid_t retVal = H5I_INVALID_HID; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Ropen_object: reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Ropen_object: reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Ropen_object: reference buffer not pinned"); + + if ((retVal = H5Ropen_object((const H5R_ref_t *)refBuf, (hid_t)rapl_id, (hid_t)oapl_id)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (retVal < 0) ? JNI_ABORT : 0); + + return (jlong)retVal; +} /* end Java_hdf_hdf5lib_H5_H5Ropen_1object */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Ropen_region + * Signature: ([BJJ)J + */ +JNIEXPORT jlong JNICALL +Java_hdf_hdf5lib_H5_H5Ropen_1region + (JNIEnv *env, jclass clss, jbyteArray ref, jlong rapl_id, jlong oapl_id) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jsize refBufLen; + hid_t retVal = H5I_INVALID_HID; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Ropen_region: reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Ropen_region: reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Ropen_region: reference buffer not pinned"); + + if ((retVal = H5Ropen_region((const H5R_ref_t *)refBuf, (hid_t)rapl_id, (hid_t)oapl_id)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (retVal < 0) ? JNI_ABORT : 0); + + return (jlong)retVal; +} /* end Java_hdf_hdf5lib_H5_H5Ropen_1region */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Ropen_attr + * Signature: ([BJJ)J + */ +JNIEXPORT jlong JNICALL +Java_hdf_hdf5lib_H5_H5Ropen_1attr + (JNIEnv *env, jclass clss, jbyteArray ref, jlong rapl_id, jlong aapl_id) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jsize refBufLen; + hid_t retVal = H5I_INVALID_HID; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Ropen_attr: reference is NULL"); + + if ((refBufLen = ENVPTR->GetArrayLength(ENVONLY, ref)) < 0) { + CHECK_JNI_EXCEPTION(ENVONLY, JNI_TRUE); + H5_BAD_ARGUMENT_ERROR(ENVONLY, "H5Ropen_attr: reference array length < 0"); + } + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Ropen_attr: reference buffer not pinned"); + + if ((retVal = H5Ropen_attr((const H5R_ref_t *)refBuf, (hid_t)rapl_id, (hid_t)aapl_id)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (retVal < 0) ? JNI_ABORT : 0); + + return (jlong)retVal; +} /* end Java_hdf_hdf5lib_H5_H5Ropen_1attr */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rget_obj_type3 + * Signature: ([BJ)I + */ +JNIEXPORT jint JNICALL +Java_hdf_hdf5lib_H5_H5Rget_1obj_1type3 + (JNIEnv *env, jclass clss, jbyteArray ref, jlong rapl_id) +{ + H5O_type_t object_info; + jboolean isCopy; + jbyte *refBuf = NULL; + int retVal = -1; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rget_obj_type3: reference buffer is NULL"); + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rget_obj_type3: reference buffer not pinned"); + + if ((retVal = H5Rget_obj_type3((const H5R_ref_t *)refBuf, (hid_t)rapl_id, &object_info)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (retVal >= 0) + retVal = object_info; + +done: + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (retVal < 0) ? JNI_ABORT : 0); + + return (jint)retVal; +} /* end Java_hdf_hdf5lib_H5_H5Rget_1obj_1type3 */ + /* - * Pointer to the JNI's Virtual Machine; used for callback functions. + * Class: hdf_hdf5lib_H5 + * Method: H5Rget_file_name + * Signature: ([B)Ljava/lang/String; */ -/* extern JavaVM *jvm; */ +JNIEXPORT jstring JNICALL +Java_hdf_hdf5lib_H5_H5Rget_1file_1name + (JNIEnv *env, jclass clss, jbyteArray ref) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jstring str = NULL; + ssize_t buf_size; + ssize_t check_size; + char *namePtr = NULL; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rget_file_name: reference buffer is NULL"); + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rget_file_name: reference buffer not pinned"); + + /* Get the length of the name */ + if ((buf_size = H5Rget_file_name((const H5R_ref_t *)refBuf, NULL, 0)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (namePtr = (char *) HDmalloc(sizeof(char) * (size_t)buf_size + 1))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rget_file_name: malloc failed"); + + if ((check_size = H5Rget_file_name((const H5R_ref_t *)refBuf, namePtr, (size_t)buf_size + 1)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + namePtr[buf_size] = '\0'; + + if (NULL == (str = ENVPTR->NewStringUTF(ENVONLY, namePtr))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (namePtr) + HDfree(namePtr); + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (check_size < 0) ? JNI_ABORT : 0); + + return str; +} /* end Java_hdf_hdf5lib_H5_H5Rget_1file_1name */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rget_obj_name + * Signature: ([BJ)Ljava/lang/String; + */ +JNIEXPORT jstring JNICALL +Java_hdf_hdf5lib_H5_H5Rget_1obj_1name + (JNIEnv *env, jclass clss, jbyteArray ref, jlong rapl_id) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jstring str = NULL; + ssize_t buf_size; + ssize_t check_size; + char *namePtr = NULL; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rget_obj_name: reference buffer is NULL"); + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rget_obj_name: reference buffer not pinned"); + + /* Get the length of the name */ + if ((buf_size = H5Rget_obj_name((const H5R_ref_t *)refBuf, (hid_t)rapl_id, NULL, 0)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (namePtr = (char *) HDmalloc(sizeof(char) * (size_t)buf_size + 1))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rget_obj_name: malloc failed"); + + if ((check_size = H5Rget_obj_name((const H5R_ref_t *)refBuf, (hid_t)rapl_id, namePtr, (size_t)buf_size + 1)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + namePtr[buf_size] = '\0'; + + if (NULL == (str = ENVPTR->NewStringUTF(ENVONLY, namePtr))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (namePtr) + HDfree(namePtr); + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (check_size < 0) ? JNI_ABORT : 0); + + return str; +} /* end Java_hdf_hdf5lib_H5_H5Rget_1obj_1name */ + +/* + * Class: hdf_hdf5lib_H5 + * Method: H5Rget_attr_name + * Signature: ([B)Ljava/lang/String; + */ +JNIEXPORT jstring JNICALL +Java_hdf_hdf5lib_H5_H5Rget_1attr_1name + (JNIEnv *env, jclass clss, jbyteArray ref) +{ + jboolean isCopy; + jbyte *refBuf = NULL; + jstring str = NULL; + ssize_t buf_size; + ssize_t check_size; + char *namePtr = NULL; + + UNUSED(clss); + + if (NULL == ref) + H5_NULL_ARGUMENT_ERROR(ENVONLY, "H5Rget_attr_name: reference buffer is NULL"); + + PIN_BYTE_ARRAY(ENVONLY, ref, refBuf, &isCopy, "H5Rget_attr_name: reference buffer not pinned"); + + /* Get the length of the name */ + if ((buf_size = H5Rget_attr_name((const H5R_ref_t *)refBuf, NULL, 0)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + + if (NULL == (namePtr = (char *) HDmalloc(sizeof(char) * (size_t)buf_size + 1))) + H5_JNI_FATAL_ERROR(ENVONLY, "H5Rget_attr_name: malloc failed"); + + if ((check_size = H5Rget_attr_name((const H5R_ref_t *)refBuf, namePtr, (size_t)buf_size + 1)) < 0) + H5_LIBRARY_ERROR(ENVONLY); + namePtr[buf_size] = '\0'; + + if (NULL == (str = ENVPTR->NewStringUTF(ENVONLY, namePtr))) + CHECK_JNI_EXCEPTION(ENVONLY, JNI_FALSE); + +done: + if (namePtr) + HDfree(namePtr); + if (refBuf) + UNPIN_BYTE_ARRAY(ENVONLY, ref, refBuf, (check_size < 0) ? JNI_ABORT : 0); + + return str; +} /* end Java_hdf_hdf5lib_H5_H5Rget_1attr_1name */ + +/* H5R: HDF5 1.8 Reference API Functions */ /* * Class: hdf_hdf5lib_H5 |