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-rw-r--r--doc/html/Datasets.html12
-rw-r--r--doc/html/Groups.html7
-rw-r--r--doc/html/References.html54
3 files changed, 38 insertions, 35 deletions
diff --git a/doc/html/Datasets.html b/doc/html/Datasets.html
index 16218cc..4520172 100644
--- a/doc/html/Datasets.html
+++ b/doc/html/Datasets.html
@@ -447,11 +447,15 @@ H5Pset_external (plist, "scan3.data", 0, 16);
*<em>name</em>, hid_t <em>type_id</em>, hid_t
<em>space_id</em>, hid_t <em>create_plist_id</em>)</code>
<dd>A dataset is created by calling <code>H5Dcreate</code> with
- a file identifier, a dataset name, a datatype, a data space,
- and constant properties. The datatype and data space are the
+ a file identifier, a dataset name, a datatype, a dataspace,
+ and constant properties. The datatype and dataspace are the
type and space of the dataset as it will exist in the file,
- which may be different than in application memory. The
- <em>create_plist_id</em> is a <code>H5P_DATASET_CREATE</code>
+ which may be different than in application memory.
+ Dataset names within a group must be unique:
+ <code>H5Dcreate</code> returns an error if a dataset with the
+ name specified in <code><em>name</em></code> already exists
+ at the location specified in <code><em>file_id</em></code>.
+ The <em>create_plist_id</em> is a <code>H5P_DATASET_CREATE</code>
property list created with <code>H5Pcreate()</code> and
initialized with the various functions described above.
<code>H5Dcreate()</code> returns a dataset handle for success
diff --git a/doc/html/Groups.html b/doc/html/Groups.html
index 8aac8a7..44ca0fb 100644
--- a/doc/html/Groups.html
+++ b/doc/html/Groups.html
@@ -72,7 +72,7 @@
and a name which exists as a member of some other group. In this
way, groups can be linked together to form a directed graph.
One particular group is called the <em>Root Group</em> and is
- the group to which the HDF5 file boot block points. Its name is
+ the group to which the HDF5 file super block points. Its name is
"/" by convention. The <em>full name</em> of an object is
created by joining component names with slashes much like Unix.
@@ -181,6 +181,11 @@
</table>
</center>
+ <p>Note, however, that object names within a group must be unique.
+ For example, <code>H5Dcreate</code> returns an error if a
+ dataset with the dataset name specified in the parameter list
+ already exists at the location specified in the parameter list.
+
<h2>3. Creating, Opening, and Closing Groups</h2>
diff --git a/doc/html/References.html b/doc/html/References.html
index bb38f55..014b622 100644
--- a/doc/html/References.html
+++ b/doc/html/References.html
@@ -51,7 +51,7 @@
<hr>
-<h1>The Reference Interface (H5R) and <br> the Indentifier Interface (H5I)</h1>
+<h1>The Reference Interface (H5R) and <br> the Identifier Interface (H5I)</h1>
<h2>1. Introduction</h2>
@@ -70,8 +70,6 @@ implemented, or planned for implementation, in HDF5.
<dl>
<dt>Object reference
<dd>Reference to an entire object in the current HDF5 file.
- <br>
- <em>The only kind of reference currently implemented.</em>
<p>
An object reference points to an entire object in the
current HDF5 file by storing the relative file address
@@ -82,8 +80,6 @@ implemented, or planned for implementation, in HDF5.
<p>
<dt>Dataset region reference
<dd>Reference to a specific dataset region.
- <br>
- <em>Not yet implemented.</em>
<p>
A dataset region reference points to a region of a
dataset in the current HDF5 file by storing the OID
@@ -92,16 +88,6 @@ implemented, or planned for implementation, in HDF5.
by retrieving the coordinates of the areas in the
region from the global heap. A dataset region
reference is of a variable size in the file.
- <p>
- <dt>Internal dataset region reference
- <dd>Reference to a region within the current dataset.
- <br>
- <em>Not yet implemented.</em>
- <p>
- An internal dataset region reference points to a
- region of the current dataset by storing the
- coordinates of the region. An internal dataset
- region reference is of a fixed size in the file.
</dl>
@@ -113,31 +99,30 @@ is deleted, moved, or not yet available.
<h2>3. Reference Types</h2>
-This section lists valid HDF5 reference types for use in the
-H5R functions.
+Valid HDF5 reference types for use in the H5R functions
+are as follows:
<center>
<table>
<tr><th align=left>Reference Type</th><th align=left>Value&nbsp;&nbsp;</th><th align=left>Description</th></tr>
+<!-- NOT USER-LEVEL INFORMATION; DELETED FROM HDF5 USER'S GUIDE
<tr><td><code>H5R_BADTYPE</code></td>
<td align=right><code>-1&nbsp;&nbsp;</code></td>
<td>Invalid reference type</td></tr>
+-->
<tr><td><code>H5R_OBJECT</code></td>
<td align=right><code>0&nbsp;&nbsp;</code></td>
<td>Object reference</td></tr>
<tr><td><code>H5R_DATASET_REGION</code></td>
<td align=right><code>1&nbsp;&nbsp;</code></td>
<td>Dataset region reference</td></tr>
-<tr><td><code>H5R_INTERNAL</code></td>
- <td align=right><code>2&nbsp;&nbsp;</code></td>
- <td>Internal reference</td></tr>
</table>
</center>
<h2>4. Functions</h2>
-Four functions, three in the H5R interface and one in the
+Five functions, four in the H5R interface and one in the
H5I interface, have been implemented to support references.
The H5I function is also useful outside the context of references.
<p>
@@ -166,6 +151,17 @@ The H5I function is also useful outside the context of references.
<code>dset</code>.
<p>
+ <dt><em>int</em> <code>H5Rget_object_type(</code><em>hid_t</em> <code>obj_id,</code>
+ <em>void *</em><code>reference)</code>
+ <dd><code>H5Rget_object_type</code> retrieves the type of object
+ that an object reference points to.
+ The parameter <code>obj_id</code> specifies the dataset
+ containing the reference object or the location identifier
+ of the object that the dataset is located within.
+ The parameter <code>reference</code> specifies the
+ reference being queried.
+ <p>
+
<dt><em>H5S_t</em> <code>H5Rget_region(</code><em>H5D_t</em> <code>dataset,</code>
<em>H5R_type_t</em> <code>type,</code>
<em>void *</em><code>reference)</code>
@@ -183,19 +179,17 @@ The H5I function is also useful outside the context of references.
in the following list:
<center>
<table>
- <tr><td><code>H5I_BADID</code></td>
- <td>Invalid ID</td></tr>
- <tr><td><code>H5I_FILE</code></td>
+ <tr valign=bottom><td><code>H5I_FILE</code></td>
<td>File objects</td></tr>
- <tr><td><code>H5I_GROUP</code></td>
+ <tr valign=bottom><td><code>H5I_GROUP</code></td>
<td>Group objects</td></tr>
- <tr><td><code>H5I_DATATYPE</code></td>
+ <tr valign=bottom><td><code>H5I_DATATYPE</code></td>
<td>Datatype objects</td></tr>
- <tr><td><code>H5I_DATASPACE</code></td>
+ <tr valign=bottom><td><code>H5I_DATASPACE</code></td>
<td>Dataspace objects</td></tr>
- <tr><td><code>H5I_DATASET</code></td>
+ <tr valign=bottom><td><code>H5I_DATASET</code></td>
<td>Dataset objects</td></tr>
- <tr><td><code>H5I_ATTR</code></td>
+ <tr valign=bottom><td><code>H5I_ATTR</code></td>
<td>Attribute objects</td></tr>
</table>
</center>
@@ -527,7 +521,7 @@ Notes:
<dt>Disk Offset Reference
<dd>Points to a sequence of bytes in the current
HDF5 file by storing the byte length and offset of the sequence within
- the file, relative to the boot-block (as are all the other high-level
+ the file, relative to the super block (as are all the other high-level
addresses used in the file). The offset is the absolute byte offset
within the file, no interpretation of the data at that location is
provided. Fixed size in file.