zchunk_t *
zconfig_chunk_save (zconfig_t *self)
{
assert (self);
int size = s_config_execute (self, s_config_save, NULL, 0);
// Allow an extra byte so we can null-terminate the data
zchunk_t *chunk = zchunk_new (NULL, size + 1);
if (chunk) {
s_config_execute (self, s_config_save, chunk, 0);
// This lets us treat the chunk data as a string
zchunk_data (chunk) [zchunk_size (chunk)] = 0;
}
return chunk;
}
int
zconfig_execute (zconfig_t *self, zconfig_fct handler, void *arg)
{
// Execute top level config at level zero
assert (self);
return s_config_execute (self, handler, arg, 0);
}
static int
s_config_execute (zfl_config_t *self, zfl_config_fct handler, void *arg, int level)
{
assert (self);
int rc = handler (self, arg, level);
// Process all children in one go, as a list
zfl_config_t *child = self->child;
while (child && !rc) {
rc = s_config_execute (child, handler, arg, level + 1);
child = child->next;
}
return rc;
}
static int
s_config_execute (zconfig_t *self, zconfig_fct handler, void *arg, int level)
{
assert (self);
int rc = handler (self, arg, level);
// Process all children in one go, as a list
zconfig_t *child = self->child;
while (child && !rc) {
rc = s_config_execute (child, handler, arg, level + 1);
if (rc == -1)
break; // -1 from callback means end execution
child = child->next;
}
return rc;
}
static int
s_config_execute (zconfig_t *self, zconfig_fct handler, void *arg, int level)
{
assert (self);
int size = handler (self, arg, level);
// Process all children in one go, as a list
zconfig_t *child = self->child;
while (child) {
int rc = s_config_execute (child, handler, arg, level + 1);
if (rc == -1)
return -1;
size += rc;
child = child->next;
}
return size;
}
