int si_nodeopen(sinode *n, sr *r, sischeme *scheme, sspath *path)
{
int rc = ss_fileopen(&n->file, path->path);
if (ssunlikely(rc == -1)) {
sr_malfunction(r->e, "db file '%s' open error: %s",
n->file.file, strerror(errno));
return -1;
}
rc = ss_fileseek(&n->file, n->file.size);
if (ssunlikely(rc == -1)) {
si_nodeclose(n, r);
sr_malfunction(r->e, "db file '%s' seek error: %s",
n->file.file, strerror(errno));
return -1;
}
rc = si_noderecover(n, r);
if (ssunlikely(rc == -1))
si_nodeclose(n, r);
if (scheme->mmap) {
rc = si_nodemap(n, r);
if (ssunlikely(rc == -1))
si_nodeclose(n, r);
}
return rc;
}
int si_nodeopen(sinode *n, sr *r, sischeme *scheme, sspath *path,
sdsnapshotnode *sn)
{
int rc = ss_fileopen(&n->file, path->path);
if (ssunlikely(rc == -1)) {
sr_malfunction(r->e, "db file '%s' open error: %s",
ss_pathof(&n->file.path),
strerror(errno));
return -1;
}
rc = ss_fileseek(&n->file, n->file.size);
if (ssunlikely(rc == -1)) {
sr_malfunction(r->e, "db file '%s' seek error: %s",
ss_pathof(&n->file.path),
strerror(errno));
goto error;
}
int in_memory = 0;
if (scheme->storage == SI_SIN_MEMORY)
in_memory = 1;
rc = si_noderecover(n, r, sn, in_memory);
if (ssunlikely(rc == -1))
goto error;
if (scheme->mmap) {
rc = si_nodemap(n, r);
if (ssunlikely(rc == -1))
goto error;
}
return 0;
error:
si_nodeclose(n, r, 0);
return -1;
}
int si_nodefree(sinode *n, sr *r, int gc)
{
int rcret = 0;
int rc;
if (gc && n->file.file) {
rc = ss_fileunlink(n->file.file);
if (ssunlikely(rc == -1)) {
sr_malfunction(r->e, "db file '%s' unlink error: %s",
n->file.file, strerror(errno));
rcret = -1;
}
}
si_nodefree_branches(n, r);
rc = si_nodeclose(n, r);
if (ssunlikely(rc == -1))
rcret = -1;
ss_free(r->a, n);
return rcret;
}
int si_nodefree(sinode *n, sr *r, int gc)
{
int rcret = 0;
int rc;
if (gc && ss_pathis_set(&n->file.path)) {
ss_fileadvise(&n->file, 0, 0, n->file.size);
rc = ss_vfsunlink(r->vfs, ss_pathof(&n->file.path));
if (ssunlikely(rc == -1)) {
sr_malfunction(r->e, "db file '%s' unlink error: %s",
ss_pathof(&n->file.path),
strerror(errno));
rcret = -1;
}
}
si_nodefree_branches(n, r);
rc = si_nodeclose(n, r, gc);
if (ssunlikely(rc == -1))
rcret = -1;
ss_free(r->a, n);
return rcret;
}
