95 lines
2.0 KiB
C
95 lines
2.0 KiB
C
/*
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* Copyright 2014 (c) Anna Schumaker.
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*/
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#include <core/containers/index.h>
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static struct index_entry *__index_alloc(gchar *key)
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{
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struct index_entry *ent = g_malloc(sizeof(struct index_entry));
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dbe_init(&ent->ie_dbe, ent);
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set_init(&ent->ie_set);
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ent->ie_key = key;
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return ent;
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}
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static struct db_entry *index_alloc(const gchar *key)
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{
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return &__index_alloc(g_strdup(key))->ie_dbe;
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}
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static void index_free(struct db_entry *dbe)
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{
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struct index_entry *ent = INDEX_ENTRY(dbe);
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set_deinit(&ent->ie_set);
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g_free(ent);
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}
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static gchar *index_key(struct db_entry *dbe)
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{
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return INDEX_ENTRY(dbe)->ie_key;
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}
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static void index_write(struct file *file, struct db_entry *dbe)
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{
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file_writef(file, "%s\n" , INDEX_ENTRY(dbe)->ie_key);
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set_write(file, &INDEX_ENTRY(dbe)->ie_set);
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}
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static struct db_entry *index_read(struct file *file)
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{
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gchar *key = file_readl(file);
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struct index_entry *ent;
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ent = __index_alloc(key);
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set_read(file, &ent->ie_set);
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return &ent->ie_dbe;
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}
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static const struct db_ops index_ops = {
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.dbe_alloc = index_alloc,
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.dbe_free = index_free,
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.dbe_key = index_key,
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.dbe_read = index_read,
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.dbe_write = index_write,
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};
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void index_init(struct database *index, const gchar *filepath, bool autosave)
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{
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db_init(index, filepath, autosave, &index_ops);
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}
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struct index_entry *index_insert(struct database *index, const gchar *key,
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unsigned int value)
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{
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struct index_entry *it = INDEX_ENTRY(db_find(index, key));
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set_insert(&it->ie_set, value);
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db_autosave(index);
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return it;
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}
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void index_remove(struct database *index, const gchar *key, unsigned int value)
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{
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struct index_entry *it = INDEX_ENTRY(db_get(index, key));
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if (it) {
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set_remove(&it->ie_set, value);
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db_autosave(index);
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}
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}
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bool index_has(struct database *index, const gchar *key, unsigned int value)
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{
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struct index_entry *it = INDEX_ENTRY(db_get(index, key));
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if (!it)
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return false;
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return set_has(&it->ie_set, value);
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}
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#ifdef CONFIG_TESTING
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const struct db_ops *test_index_ops() { return &index_ops; }
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#endif /* CONFIG_TESTING */
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