fs_tlist *fs_tlist_open(fs_backend *be, fs_rid model, int flags)
{
fs_tlist *l;
if (fs_backend_model_dirs(be)) {
char hash[17];
sprintf(hash, "%016llx", model);
hash[16] = '\0';
char *dirname = g_strdup_printf(fs_get_tlist_dird_format(), fs_backend_get_kb(be),
fs_backend_get_segment(be), hash[0],
hash[1], hash[2], hash[3]);
struct stat buf;
int ret = stat(dirname, &buf);
if (ret) mkdir(dirname, FS_FILE_MODE + 0100);
char *filename = g_strdup_printf(fs_get_tlist_dir_format(), fs_backend_get_kb(be),
fs_backend_get_segment(be),
hash[0], hash[1],
hash[2], hash[3], hash+4);
l = fs_tlist_open_filename(filename, flags);
g_free(filename);
} else {
char *filename = g_strdup_printf(fs_get_tlist_format(), fs_backend_get_kb(be),
fs_backend_get_segment(be), model);
l = fs_tlist_open_filename(filename, flags);
g_free(filename);
}
return l;
}
fs_tree *fs_tree_open(fs_backend *be, const char *name, int flags)
{
char *file = g_strdup_printf(FS_TREE, fs_backend_get_kb(be), fs_backend_get_segment(be), name);
fs_tree *t = fs_tree_open_filename(be, name, file, flags);
return t;
}
fs_mhash *fs_mhash_open(fs_backend *be, const char *label, int flags)
{
char *filename = g_strdup_printf(FS_MHASH, fs_backend_get_kb(be),
fs_backend_get_segment(be), label);
fs_mhash *mh = fs_mhash_open_filename(filename, flags);
g_free(filename);
return mh;
}
fs_ptree *fs_ptree_open(fs_backend *be, fs_rid pred, char pk, int flags, fs_ptable *chain)
{
char *filename = g_strdup_printf(FS_PTREE, fs_backend_get_kb(be),
fs_backend_get_segment(be), pk, pred);
fs_ptree *pt = fs_ptree_open_filename(filename, flags, chain);
g_free(filename);
return pt;
}
static unsigned char * handle_start_import (fs_backend *be, fs_segment segment,
unsigned int length,
unsigned char *content)
{
if (segment > be->segments) {
fs_error(LOG_ERR, "invalid segment number: %d", segment);
return fsp_error_new(segment, "invalid segment number");
}
if (length > 0) {
fs_error(LOG_ERR, "start_import(%d) extraneous content", segment);
return fsp_error_new(segment, "extraneous content");
}
float free_space = fs_free_disk(fs_backend_get_kb(be));
if (free_space < be->min_free) {
fs_error(LOG_ERR, "segment %d only has %.1f%% free space", segment, free_space);
return fsp_error_new(segment, "low disk space");
}
fs_start_import(be, segment);
return message_new(FS_DONE_OK, segment, 0);
}
static char *fname_from_label(fs_backend *be, const char *label)
{
return g_strdup_printf(FS_TBCHAIN, fs_backend_get_kb(be), fs_backend_get_segment(be), label);
}
static char *fname_from_label(fs_backend *be, const char *label)
{
return g_strdup_printf(fs_get_ptable_format(), fs_backend_get_kb(be), fs_backend_get_segment(be), label);
}