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/* Common key-value list processing
*
* Used as a small general purpose store for
* tags, segment lists etc
*
*/
#ifndef KEYVAL_H
#define KEYVAL_H
struct keyval {
char *key;
char *value;
struct keyval *next;
struct keyval *prev;
};
void initList(struct keyval *head);
void freeItem(struct keyval *p);
unsigned int countList(struct keyval *head);
int listHasData(struct keyval *head);
char *getItem(struct keyval *head, const char *name);
struct keyval *firstItem(struct keyval *head);
struct keyval *nextItem(struct keyval *head, struct keyval *item);
struct keyval *popItem(struct keyval *head);
void pushItem(struct keyval *head, struct keyval *item);
int addItem(struct keyval *head, const char *name, const char *value, int noDupe);
void resetList(struct keyval *head);
struct keyval *getMatches(struct keyval *head, const char *name);
void updateItem(struct keyval *head, const char *name, const char *value);
void cloneList( struct keyval *target, struct keyval *source );
#endif
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