139 close_shared(struct _citrus_iconv_shared *ci)  in close_shared()  argument
141 	if (ci) {  in close_shared()
142 		if (ci->ci_module) {  in close_shared()
143 			if (ci->ci_ops) {  in close_shared()
144 				if (ci->ci_closure)  in close_shared()
145 					(*ci->ci_ops->io_uninit_shared)(ci);  in close_shared()
146 				free(ci->ci_ops);  in close_shared()
148 			_citrus_unload_module(ci->ci_module);  in close_shared()
150 		free(ci);  in close_shared()
160 	struct _citrus_iconv_shared *ci;  in open_shared()  local
181 	ci = malloc(sizeof(*ci)+len_convname+1);  in open_shared()
182 	if (!ci) {  in open_shared()
186 	ci->ci_module = NULL;  in open_shared()
187 	ci->ci_ops = NULL;  in open_shared()
188 	ci->ci_closure = NULL;  in open_shared()
189 	ci->ci_convname = (void *)&ci[1];  in open_shared()
190 	memcpy(ci->ci_convname, convname, len_convname+1);  in open_shared()
193 	ret = _citrus_load_module(&ci->ci_module, module);  in open_shared()
199 	    _citrus_find_getops(ci->ci_module, module, "iconv");  in open_shared()
204 	ci->ci_ops = malloc(sizeof(*ci->ci_ops));  in open_shared()
205 	if (!ci->ci_ops) {  in open_shared()
209 	ret = (*getops)(ci->ci_ops, sizeof(*ci->ci_ops),  in open_shared()
215 	if (ci->ci_ops->io_abi_version == 1) {  in open_shared()
221 	if (ci->ci_ops->io_init_shared == NULL ||  in open_shared()
222 	    ci->ci_ops->io_uninit_shared == NULL ||  in open_shared()
223 	    ci->ci_ops->io_init_context == NULL ||  in open_shared()
224 	    ci->ci_ops->io_uninit_context == NULL ||  in open_shared()
225 	    ci->ci_ops->io_convert == NULL) {  in open_shared()
231 	ret = (*ci->ci_ops->io_init_shared)(ci, basedir, src, dst,  in open_shared()
237 	*rci = ci;  in open_shared()
241 	close_shared(ci);  in open_shared()
252 match_func(struct _citrus_iconv_shared * __restrict ci,  in match_func()  argument
255 	return strcmp(ci->ci_convname, key);  in match_func()
264 	struct _citrus_iconv_shared * ci;  in get_shared()  local
273 	_CITRUS_HASH_SEARCH(&shared_pool, ci, ci_hash_entry, match_func,  in get_shared()
275 	if (ci != NULL) {  in get_shared()
277 		if (ci->ci_used_count == 0) {  in get_shared()
278 			TAILQ_REMOVE(&shared_unused, ci, ci_tailq_entry);  in get_shared()
281 		ci->ci_used_count++;  in get_shared()
282 		*rci = ci;  in get_shared()
287 	ret = open_shared(&ci, basedir, convname, src, dst);  in get_shared()
291 	_CITRUS_HASH_INSERT(&shared_pool, ci, ci_hash_entry, hashval);  in get_shared()
292 	ci->ci_used_count = 1;  in get_shared()
293 	*rci = ci;  in get_shared()
302 release_shared(struct _citrus_iconv_shared * __restrict ci)  in release_shared()  argument
306 	ci->ci_used_count--;  in release_shared()
307 	if (ci->ci_used_count == 0) {  in release_shared()
310 		TAILQ_INSERT_TAIL(&shared_unused, ci, ci_tailq_entry);  in release_shared()
313 			ci = TAILQ_FIRST(&shared_unused);  in release_shared()
314 			_DIAGASSERT(ci != NULL);  in release_shared()
315 			TAILQ_REMOVE(&shared_unused, ci, ci_tailq_entry);  in release_shared()
316 			_CITRUS_HASH_REMOVE(ci, ci_hash_entry);  in release_shared()
318 			close_shared(ci);  in release_shared()
335 	struct _citrus_iconv_shared *ci = NULL;  in _citrus_iconv_open()  local
358 	ret = get_shared(&ci, basedir, realsrc, realdst);  in _citrus_iconv_open()
366 		release_shared(ci);  in _citrus_iconv_open()
369 	cv->cv_shared = ci;  in _citrus_iconv_open()
370 	ret = (*ci->ci_ops->io_init_context)(cv);  in _citrus_iconv_open()
372 		release_shared(ci);  in _citrus_iconv_open()