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Add hash map routines

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This commit is contained in:
Sasha Koshka
2023-11-12 13:53:08 -05:00
parent fd98d65ef6
commit edea2a350d
4 changed files with 202 additions and 11 deletions
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3
libXmd/include/Xmd/Buffer.h
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@@ -36,7 +36,8 @@ void *XmdBufferBreak (XmdBuffer *buffer);
/* XmdBufferLength returns the amount of elements stored in a buffer. */
Cardinal XmdBufferLength (XmdBuffer *buffer);
/* XmdBufferFree frees the buffer and any data associated with it. */
/* XmdBufferFree frees the buffer and any data associated with it. Note that if
the buffer contains pointers, the values they point to will not be freed. */
void XmdBufferFree (XmdBuffer *buffer);
#endif

10
libXmd/include/Xmd/Launcher.h
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@@ -1,10 +0,0 @@
#ifndef _XmdLauncher_h
#define _XmdLauncher_h
#include <X11/Xlib.h>
#include <X11/Intrinsic.h>
#include <Xm/Xm.h>
/* TODO */
#endif

39
libXmd/include/Xmd/Map.h Normal file
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@@ -0,0 +1,39 @@
#ifndef _XmdMap_h
#define _XmdMap_h
#include <X11/Intrinsic.h>
/* XmdMapKey is used to key XmdMap. */
typedef long unsigned int XmdMapKey;
/* XmdMap is a hash map that is keyed by an integer and can store any type of
element. */
typedef struct _XmdMap XmdMap;
/* XmdMapIterator is a function that can iterate over a map. */
typedef Bool (*XmdMapIterator) (XmdMap *map, XmdMapKey key, void *value);
/* XmdMapNew creates a new map.*/
XmdMap *XmdMapNew ();
/* XmdMapGet retrieves a value from a map. */
void *XmdMapGet (XmdMap *map, XmdMapKey key);
/* XmdMapSet sets a value in a map. The previous value associated with the key,
if it exists, is overwritten by the new value. If the value is set to NULL,
the key/value combination is deleted from the map. This function returns
the previous value associated with the key so it can be free'd if necessary.
*/
void *XmdMapSet (XmdMap *map, XmdMapKey key, void *value);
/* XmdMapIterate calls iterator for each key/value pair in a map. */
void XmdMapIterate (XmdMap *map, XmdMapIterator iterator);
/* XmdMapLength returns the number of key/value entries stored in a map. */
Cardinal XmdMapLength (XmdMap *map);
/* XmdMapFree frees the map and any data associated with it. Note that this will
not free any of the map's values. */
void XmdMapFree (XmdMap *map);
#endif