2  * cache.c - allocation/initialization/free routines for cache
62 static blkid_debug_dump_cache(int mask, blkid_cache cache)
66 	if (!cache) {
67 		printf("cache: NULL\n");
71 	printf("cache: time = %lu\n", cache->bic_time);
72 	printf("cache: flags = 0x%08X\n", cache->bic_flags);
74 	list_for_each(p, &cache->bic_devs) {
83 	blkid_cache cache;  in blkid_get_cache()  local
95 	DBG(DEBUG_CACHE, printf("creating blkid cache (using %s)\n",  in blkid_get_cache()
96 				filename ? filename : "default cache"));  in blkid_get_cache()
98 	if (!(cache = (blkid_cache) calloc(1, sizeof(struct blkid_struct_cache))))  in blkid_get_cache()
101 	INIT_LIST_HEAD(&cache->bic_devs);  in blkid_get_cache()
102 	INIT_LIST_HEAD(&cache->bic_tags);  in blkid_get_cache()
110 	cache->bic_filename = blkid_strdup(filename);  in blkid_get_cache()
112 	blkid_read_cache(cache);  in blkid_get_cache()
114 	*ret_cache = cache;  in blkid_get_cache()
118 void blkid_put_cache(blkid_cache cache)  in blkid_put_cache()  argument
120 	if (!cache)  in blkid_put_cache()
123 	(void) blkid_flush_cache(cache);  in blkid_put_cache()
125 	DBG(DEBUG_CACHE, printf("freeing cache struct\n"));  in blkid_put_cache()
127 	/* DBG(DEBUG_CACHE, blkid_debug_dump_cache(cache)); */  in blkid_put_cache()
129 	while (!list_empty(&cache->bic_devs)) {  in blkid_put_cache()
130 		blkid_dev dev = list_entry(cache->bic_devs.next,  in blkid_put_cache()
136 	while (!list_empty(&cache->bic_tags)) {  in blkid_put_cache()
137 		blkid_tag tag = list_entry(cache->bic_tags.next,  in blkid_put_cache()
152 	free(cache->bic_filename);  in blkid_put_cache()
154 	free(cache);  in blkid_put_cache()
157 void blkid_gc_cache(blkid_cache cache)  in blkid_gc_cache()  argument
162 	if (!cache)  in blkid_gc_cache()
165 	list_for_each_safe(p, pnext, &cache->bic_devs) {  in blkid_gc_cache()
171 			cache->bic_flags |= BLKID_BIC_FL_CHANGED;  in blkid_gc_cache()
183 	blkid_cache cache = NULL;  in main()  local
192 	if ((ret = blkid_get_cache(&cache, argv[1])) < 0) {  in main()
193 		fprintf(stderr, "error %d parsing cache file %s\n", ret,  in main()
197 	if ((ret = blkid_get_cache(&cache, "/dev/null")) != 0) {  in main()
198 		fprintf(stderr, "%s: error creating cache (%d)\n",  in main()
202 	if ((ret = blkid_probe_all(cache) < 0))  in main()
205 	blkid_put_cache(cache);  in main()