mCfgGrp *mms_get_multi_by_field(mCfg *cfg, Octstr *name, Octstr *field, Octstr *value)
{
gw_assert(name);
gw_assert(is_multigroup(name) == 1);
if (!valid_in_group(name, field))
panic(0, "Request for invalid field/variable `%s' in group `%s', unexpected!",
octstr_get_cstr(field), octstr_get_cstr(name));
if (cfg->xcfg == NULL) {
mCfgGrp *grp;
Octstr *val;
List *r;
int i;
r = dict_get(cfg->grps, name);
if (r)
for (i = 0; i < gwlist_len(r); i++)
if ((grp = gwlist_get(r, i)) != NULL &&
(val = dict_get(grp->fields, field)) != NULL &&
octstr_compare(val, value) == 0)
return grp;
return NULL;
} else
return cfg->cfg_funcs->get_multi_by_field(cfg->xcfg, name, field, value);
}
void mms_cfg_destroy(mCfg *cfg)
{
List *l;
int i, n;
gw_assert(cfg);
for (i = 0, l = dict_keys(cfg->grps), n = gwlist_len(l); i < n; i++) {
Octstr *grpname = gwlist_get(l, i);
void *val = dict_get(cfg->grps, grpname);
if (is_multigroup(grpname)) { /* item is a list. */
List *gl = val;
int j, m = gwlist_len(gl);
for (j = 0; j < m; j++)
mGrp_destroy(gwlist_get(gl, j));
gwlist_destroy(gl, NULL);
} else
mGrp_destroy(val);
}
gwlist_destroy(l, (gwlist_item_destructor_t *)octstr_destroy);
dict_destroy(cfg->grps);
octstr_destroy(cfg->file);
if (cfg->xcfg && cfg->cfg_funcs &&
cfg->cfg_funcs->destroy)
cfg->cfg_funcs->destroy(cfg->xcfg);
gw_free(cfg);
}
mCfgGrp *mms_cfg_get_single(mCfg *cfg, Octstr *name)
{
gw_assert(name);
gw_assert(is_multigroup(name) == 0);
return dict_get(cfg->grps, name);
}
mCfgGrp *mms_cfg_get_single(mCfg *cfg, Octstr *name)
{
gw_assert(name);
gw_assert(is_multigroup(name) == 0);
if (cfg->xcfg == NULL)
return dict_get(cfg->grps, name);
else
return cfg->cfg_funcs->cfg_get_single(cfg->xcfg, name);
}
List *mms_cfg_get_multi(mCfg *cfg, Octstr *name)
{
List *l = NULL, *r;
int i;
gw_assert(name);
gw_assert(is_multigroup(name) == 1);
r = dict_get(cfg->grps, name);
if (r)
for (i = 0, l = gwlist_create(); i < gwlist_len(r); i++)
gwlist_append(l, gwlist_get(r,i));
return l;
}
mCfg *mms_cfg_read(Octstr *file)
{
Octstr *sf;
List *lines;
int i, n;
mCfg *cfg;
mCfgGrp *grp = NULL;
int skip = 0;
gw_assert(file);
if ((sf = octstr_read_file(octstr_get_cstr(file))) == NULL) {
mms_error(errno, "mms_cfg", NULL, "failed to read config from `%s'", octstr_get_cstr(file));
return NULL;
}
cfg = gw_malloc(sizeof *cfg);
cfg->file = octstr_duplicate(file);
cfg->grps = dict_create(7, NULL);
cfg->xcfg = NULL;
cfg->cfg_funcs = NULL;
lines = octstr_split(sf, octstr_imm("\n"));
for (i = 0, n = gwlist_len(lines); i < n; i++) {
Octstr *current = gwlist_get(lines,i);
int pos;
octstr_strip_blanks(current);
if (octstr_len(current) == 0) { /* end of group. */
grp = NULL;
skip = 0;
continue;
} else if (skip || octstr_get_char(current, 0) == '#')
continue;
if ((pos = octstr_search_char(current, '=',0)) > 0) {
/* a field name. first see if start of grp */
Octstr *field = octstr_copy(current,0,pos);
Octstr *value = octstr_copy(current,pos+1,octstr_len(current));
octstr_strip_blanks(field);
fixup_value(value, i+1);
#if 0
mms_info(0, "mms_cfg", NULL, "field/value: [%s - %s]", octstr_get_cstr(field),
octstr_get_cstr(value));
#endif
if (octstr_str_case_compare(field, "group") == 0)
if (grp == NULL) { /* grp name. */
int ismulti = is_multigroup(value);
if (ismulti < 0) {
mms_info(0, "mms_cfg", NULL, "Skipping unknown group `%s' at line %d of conf file",
octstr_get_cstr(value), i+1);
skip = 1;
} else {
grp = gw_malloc(sizeof *grp);
grp->name = octstr_duplicate(value);
grp->fields = dict_create(23, (void (*)(void *))octstr_destroy);
if (ismulti) {
List *l = dict_get(cfg->grps, value);
if (l == NULL) {
l = gwlist_create();
dict_put(cfg->grps, value, l);
}
gwlist_append(l, grp);
} else if (dict_put_once(cfg->grps, value, grp) == 0)
panic(0, "Group `%s' [at line %d] cannot appear more "
"than once in config!",
octstr_get_cstr(value), i+1);
}
} else
panic(0,"`group' is an illegal field name "
"within a group at line %d in config file!",
i+1);
else if (grp) /* an ordinary field name. */
check_and_add_field(grp, field, value,i+1);
else
panic(0, "A group must begin with a `group = group_name' "
"clause [at line %d in config file]", i+1);
octstr_destroy(field);
octstr_destroy(value);
} else
panic(0, "mal-formed entry in conf file at line %d!", i+1);
}
gwlist_destroy(lines, (gwlist_item_destructor_t *)octstr_destroy);
octstr_destroy(sf);
/* Now check if config-source is set, use that. */
if ((grp = mms_cfg_get_single(cfg, octstr_imm("config-source"))) != NULL) {
Octstr *init = mms_cfg_get(cfg, grp, octstr_imm("config-library-init-param"));
cfg->cfg_funcs = _mms_load_module(cfg, grp, "config-library", "cfg_funcs", NULL);
if (cfg->cfg_funcs == NULL ||
cfg->cfg_funcs->read == NULL ||
(cfg->xcfg = cfg->cfg_funcs->read(init)) == NULL) {
mms_error(0, "mms_cfg", NULL, "Failed to load cfg reader library from conf!");
mms_cfg_destroy(cfg);
cfg = NULL;
}
octstr_destroy(init);
}
return cfg;
}
