diff options
Diffstat (limited to 'e2fsprogs/blkid/cache.c')
-rw-r--r-- | e2fsprogs/blkid/cache.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/e2fsprogs/blkid/cache.c b/e2fsprogs/blkid/cache.c deleted file mode 100644 index 9bae6fb67..000000000 --- a/e2fsprogs/blkid/cache.c +++ /dev/null @@ -1,126 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * cache.c - allocation/initialization/free routines for cache - * - * Copyright (C) 2001 Andreas Dilger - * Copyright (C) 2003 Theodore Ts'o - * - * %Begin-Header% - * This file may be redistributed under the terms of the - * GNU Lesser General Public License. - * %End-Header% - */ - -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include "blkidP.h" - -int blkid_debug_mask = 0; - -int blkid_get_cache(blkid_cache *ret_cache, const char *filename) -{ - blkid_cache cache; - -#ifdef CONFIG_BLKID_DEBUG - if (!(blkid_debug_mask & DEBUG_INIT)) { - char *dstr = getenv("BLKID_DEBUG"); - - if (dstr) - blkid_debug_mask = strtoul(dstr, 0, 0); - blkid_debug_mask |= DEBUG_INIT; - } -#endif - - DBG(DEBUG_CACHE, printf("creating blkid cache (using %s)\n", - filename ? filename : "default cache")); - - if (!(cache = (blkid_cache) calloc(1, sizeof(struct blkid_struct_cache)))) - return -BLKID_ERR_MEM; - - INIT_LIST_HEAD(&cache->bic_devs); - INIT_LIST_HEAD(&cache->bic_tags); - - if (filename && !strlen(filename)) - filename = 0; - if (!filename && (getuid() == geteuid())) - filename = getenv("BLKID_FILE"); - if (!filename) - filename = BLKID_CACHE_FILE; - cache->bic_filename = blkid_strdup(filename); - - blkid_read_cache(cache); - - *ret_cache = cache; - return 0; -} - -void blkid_put_cache(blkid_cache cache) -{ - if (!cache) - return; - - (void) blkid_flush_cache(cache); - - DBG(DEBUG_CACHE, printf("freeing cache struct\n")); - - /* DBG(DEBUG_CACHE, blkid_debug_dump_cache(cache)); */ - - while (!list_empty(&cache->bic_devs)) { - blkid_dev dev = list_entry(cache->bic_devs.next, - struct blkid_struct_dev, - bid_devs); - blkid_free_dev(dev); - } - - while (!list_empty(&cache->bic_tags)) { - blkid_tag tag = list_entry(cache->bic_tags.next, - struct blkid_struct_tag, - bit_tags); - - while (!list_empty(&tag->bit_names)) { - blkid_tag bad = list_entry(tag->bit_names.next, - struct blkid_struct_tag, - bit_names); - - DBG(DEBUG_CACHE, printf("warning: unfreed tag %s=%s\n", - bad->bit_name, bad->bit_val)); - blkid_free_tag(bad); - } - blkid_free_tag(tag); - } - free(cache->bic_filename); - - free(cache); -} - -#ifdef TEST_PROGRAM -int main(int argc, char** argv) -{ - blkid_cache cache = NULL; - int ret; - - blkid_debug_mask = DEBUG_ALL; - if ((argc > 2)) { - fprintf(stderr, "Usage: %s [filename]\n", argv[0]); - exit(1); - } - - if ((ret = blkid_get_cache(&cache, argv[1])) < 0) { - fprintf(stderr, "error %d parsing cache file %s\n", ret, - argv[1] ? argv[1] : BLKID_CACHE_FILE); - exit(1); - } - if ((ret = blkid_get_cache(&cache, bb_dev_null)) != 0) { - fprintf(stderr, "%s: error creating cache (%d)\n", - argv[0], ret); - exit(1); - } - if ((ret = blkid_probe_all(cache) < 0)) - fprintf(stderr, "error probing devices\n"); - - blkid_put_cache(cache); - - return ret; -} -#endif |