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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
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Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+
+Syntax
+------
+
+.. code::
+
+ #include <plhash.h>
+
+ typedef struct PLHashEntry PLHashEntry;
+
+
+Description
+-----------
+
+``PLHashEntry`` is a structure that represents an entry in the hash
+table. An entry has a key and a value, represented by the following
+fields in the ``PLHashEntry`` structure.
+
+.. code::
+
+ const void *key;
+ void *value;
+
+The key field is a pointer to an opaque key. The value field is a
+pointer to an opaque value. If the key of an entry is an integral value
+that can fit into a ``void *`` pointer, you can just cast the key itself
+to ``void *`` and store it in the key field. Similarly, if the value of
+an entry is an integral value that can fit into a ``void *`` pointer,
+you can cast the value itself to ``void *`` and store it in the value
+field.
+
+.. warning::
+
+ **Warning**: There are other fields in the ``PLHashEntry`` structure
+ besides key and value. These fields are for use by the hash table
+ library functions and the user should not tamper with them.