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* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#import "OFObject.h"
#import "OFEnumerator.h"
OF_ASSUME_NONNULL_BEGIN
/*! @file */
/*!
* @struct of_map_table_functions_t OFMapTable.h ObjFW/OFMapTable.h
*
* @brief A struct describing the functions to be used by the map table.
*/
typedef struct {
/// The function to retain keys / values
void* (*retain)(void *value);
__nonnull void* (*__nullable retain)(__nonnull void *value);
/// The function to release keys / values
void (*release)(void *value);
void (*__nullable release)(__nonnull void *value);
/// The function to hash keys
uint32_t (*hash)(void *value);
uint32_t (*__nullable hash)(__nonnull void *value);
/// The function to compare keys / values
bool (*__nullable equal)(__nonnull void *value1,
bool (*equal)(void *value1, void *value2);
__nonnull void *value2);
} of_map_table_functions_t;
#ifdef OF_HAVE_BLOCKS
/*!
* @brief A block for enumerating an OFMapTable.
*
* @param key The current key
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/*!
* @brief A block for replacing values in an OFMapTable.
*
* @param key The key of the value to replace
* @param value The value to replace
* @return The value to replace the value with
*/
typedef void* (^of_map_table_replace_block_t)(void *key, void *value);
typedef __nonnull void* (^of_map_table_replace_block_t)(void *key, void *value);
#endif
@class OFMapTableEnumerator;
/*!
* @class OFMapTable OFMapTable.h ObjFW/OFMapTable.h
*
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* @brief Returns the number of objects in the map table.
*
* @return The number of objects in the map table
*/
- (size_t)count;
/*!
* @brief Returns the value for the given key or nil if the key was not found.
* @brief Returns the value for the given key or NULL if the key was not found.
*
* @param key The key whose object should be returned
* @return The value for the given key or nil if the key was not found
* @return The value for the given key or NULL if the key was not found
*/
- (void*)valueForKey: (void*)key;
- (nullable void*)valueForKey: (void*)key;
/*!
* @brief Sets a value for a key.
*
* @param key The key to set
* @param value The value to set the key to
*/
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/*!
* @brief Checks whether the map table contains a value equal to the specified
* value.
*
* @param value The value which is checked for being in the map table
* @return A boolean whether the map table contains the specified value
*/
- (bool)containsValue: (void*)value;
- (bool)containsValue: (nullable void*)value;
/*!
* @brief Checks whether the map table contains a value with the specified
* address.
*
* @param value The value which is checked for being in the map table
* @return A boolean whether the map table contains a value with the specified
* address.
*/
- (bool)containsValueIdenticalTo: (void*)value;
- (bool)containsValueIdenticalTo: (nullable void*)value;
/*!
* @brief Returns an OFMapTableEnumerator to enumerate through the map table's
* keys.
*
* @return An OFMapTableEnumerator to enumerate through the map table's keys
*/
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/*!
* @brief Resets the enumerator, so the next call to nextKey returns the first
* key again.
*/
- (void)reset;
@end
OF_ASSUME_NONNULL_END
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