169 snmp_pdu_create_response(const struct snmp_pdu *pdu, struct snmp_pdu *resp)  in snmp_pdu_create_response()  argument
172 	strcpy(resp->community, pdu->community);  in snmp_pdu_create_response()
173 	resp->version = pdu->version;  in snmp_pdu_create_response()
174 	if (pdu->flags & SNMP_MSG_AUTODISCOVER)  in snmp_pdu_create_response()
178 	resp->request_id = pdu->request_id;  in snmp_pdu_create_response()
179 	resp->version = pdu->version;  in snmp_pdu_create_response()
184 	memcpy(&resp->engine, &pdu->engine, sizeof(pdu->engine));  in snmp_pdu_create_response()
185 	memcpy(&resp->user, &pdu->user, sizeof(pdu->user));  in snmp_pdu_create_response()
187 	resp->identifier = pdu->identifier;  in snmp_pdu_create_response()
188 	resp->security_model = pdu->security_model;  in snmp_pdu_create_response()
189 	resp->context_engine_len = pdu->context_engine_len;  in snmp_pdu_create_response()
190 	memcpy(resp->context_engine, pdu->context_engine,  in snmp_pdu_create_response()
192 	strlcpy(resp->context_name, pdu->context_name,  in snmp_pdu_create_response()
198  * Build the response PDU on the fly. If the return code is SNMP_RET_ERR
199  * the pdu error status and index will be set.
202 snmp_get(struct snmp_pdu *pdu, struct asn_buf *resp_b,  in snmp_get()  argument
215 	snmp_pdu_create_response(pdu, resp);  in snmp_get()
221 	for (i = 0; i < pdu->nbindings; i++) {  in snmp_get()
222 		resp->bindings[i].var = pdu->bindings[i].var;  in snmp_get()
223 		if ((tp = find_node(&pdu->bindings[i], &except)) == NULL) {  in snmp_get()
224 			if (pdu->version == SNMP_V1) {  in snmp_get()
227 				pdu->error_status = SNMP_ERR_NOSUCHNAME;  in snmp_get()
228 				pdu->error_index = i + 1;  in snmp_get()
245 				if (pdu->version == SNMP_V1) {  in snmp_get()
246 					pdu->error_status = SNMP_ERR_NOSUCHNAME;  in snmp_get()
247 					pdu->error_index = i + 1;  in snmp_get()
256 				pdu->error_status = SNMP_ERR_GENERR;  in snmp_get()
257 				pdu->error_index = i + 1;  in snmp_get()
267 			pdu->error_status = SNMP_ERR_TOOBIG;  in snmp_get()
268 			pdu->error_index = 0;  in snmp_get()
275 			pdu->error_status = SNMP_ERR_GENERR;  in snmp_get()
276 			pdu->error_index = i + 1;  in snmp_get()
283 		snmp_debug("get: failed to encode PDU");  in snmp_get()
336     struct snmp_value *outb, struct snmp_pdu *pdu)  in do_getnext()  argument
385 		if (pdu->version == SNMP_V1) {  in do_getnext()
386 			pdu->error_status = SNMP_ERR_NOSUCHNAME;  in do_getnext()
392 		pdu->error_status = SNMP_ERR_GENERR;  in do_getnext()
401  * Build the response PDU on the fly. The return is:
404 snmp_getnext(struct snmp_pdu *pdu, struct asn_buf *resp_b,  in snmp_getnext()  argument
415 	snmp_pdu_create_response(pdu, resp);  in snmp_getnext()
420 	for (i = 0; i < pdu->nbindings; i++) {  in snmp_getnext()
421 		result = do_getnext(&context, &pdu->bindings[i],  in snmp_getnext()
422 		    &resp->bindings[i], pdu);  in snmp_getnext()
425 			pdu->error_index = i + 1;  in snmp_getnext()
435 			pdu->error_status = SNMP_ERR_TOOBIG;  in snmp_getnext()
436 			pdu->error_index = 0;  in snmp_getnext()
443 			pdu->error_status = SNMP_ERR_GENERR;  in snmp_getnext()
444 			pdu->error_index = i + 1;  in snmp_getnext()
451 		snmp_debug("getnext: failed to encode PDU");  in snmp_getnext()
459 snmp_getbulk(struct snmp_pdu *pdu, struct asn_buf *resp_b,  in snmp_getbulk()  argument
473 	snmp_pdu_create_response(pdu, resp);  in snmp_getbulk()
479 	if ((non_rep = pdu->error_status) > pdu->nbindings)  in snmp_getbulk()
480 		non_rep = pdu->nbindings;  in snmp_getbulk()
484 		result = do_getnext(&context, &pdu->bindings[i],  in snmp_getbulk()
485 		    &resp->bindings[resp->nbindings], pdu);  in snmp_getbulk()
488 			pdu->error_index = i + 1;  in snmp_getbulk()
502 			pdu->error_status = SNMP_ERR_GENERR;  in snmp_getbulk()
503 			pdu->error_index = i + 1;  in snmp_getbulk()
509 	if (non_rep == pdu->nbindings)  in snmp_getbulk()
513 	for (cnt = 0; cnt < pdu->error_index; cnt++) {  in snmp_getbulk()
515 		for (i = non_rep; i < pdu->nbindings; i++) {  in snmp_getbulk()
518 				/* PDU is full */  in snmp_getbulk()
522 				result = do_getnext(&context, &pdu->bindings[i],  in snmp_getbulk()
523 				    &resp->bindings[resp->nbindings], pdu);  in snmp_getbulk()
527 				    (pdu->nbindings - non_rep)],  in snmp_getbulk()
528 				    &resp->bindings[resp->nbindings], pdu);  in snmp_getbulk()
531 				pdu->error_index = i + 1;  in snmp_getbulk()
548 				pdu->error_status = SNMP_ERR_GENERR;  in snmp_getbulk()
549 				pdu->error_index = i + 1;  in snmp_getbulk()
560 		snmp_debug("getnext: failed to encode PDU");  in snmp_getbulk()
571 rollback(struct context *context, struct snmp_pdu *pdu, u_int i)  in rollback()  argument
578 		b = &pdu->bindings[i];  in rollback()
589 			if (pdu->version != SNMP_V1) {  in rollback()
590 				pdu->error_status = SNMP_ERR_UNDO_FAILED;  in rollback()
591 				pdu->error_index = 0;  in rollback()
675 snmp_set(struct snmp_pdu *pdu, struct asn_buf *resp_b,  in snmp_set()  argument
690 	snmp_pdu_create_response(pdu, resp);  in snmp_set()
699 	for (i = 0; i < pdu->nbindings; i++) {  in snmp_set()
700 		b = &pdu->bindings[i];  in snmp_set()
707 			if (pdu->version == SNMP_V1) {  in snmp_set()
708 				pdu->error_index = i + 1;  in snmp_set()
709 				pdu->error_status = SNMP_ERR_NOSUCHNAME;  in snmp_set()
712 				pdu->error_index = i + 1;  in snmp_set()
713 				pdu->error_status = SNMP_ERR_NOT_WRITEABLE;  in snmp_set()
715 				pdu->error_index = i + 1;  in snmp_set()
716 				pdu->error_status = SNMP_ERR_NO_ACCESS;  in snmp_set()
718 				pdu->error_index = i + 1;  in snmp_set()
719 				pdu->error_status = SNMP_ERR_NO_CREATION;  in snmp_set()
733 			if (pdu->version == SNMP_V1) {  in snmp_set()
734 				pdu->error_index = i + 1;  in snmp_set()
735 				pdu->error_status = SNMP_ERR_NOSUCHNAME;  in snmp_set()
737 				pdu->error_index = i + 1;  in snmp_set()
738 				pdu->error_status = SNMP_ERR_NOT_WRITEABLE;  in snmp_set()
747 			if (pdu->version == SNMP_V1) {  in snmp_set()
748 				pdu->error_index = i + 1;  in snmp_set()
749 				pdu->error_status = SNMP_ERR_BADVALUE; /* v2: wrongType */  in snmp_set()
751 				pdu->error_index = i + 1;  in snmp_set()
752 				pdu->error_status = SNMP_ERR_WRONG_TYPE;  in snmp_set()
761 			pdu->error_index = i + 1;  in snmp_set()
762 			pdu->error_status = SNMP_ERR_GENERR;  in snmp_set()
768 			pdu->error_index = i + 1;  in snmp_set()
769 			pdu->error_status = SNMP_ERR_TOOBIG;  in snmp_set()
773 			pdu->error_index = i + 1;  in snmp_set()
774 			pdu->error_status = SNMP_ERR_GENERR;  in snmp_set()
787 	for (i = 0; i < pdu->nbindings; i++) {  in snmp_set()
788 		b = &pdu->bindings[i];  in snmp_set()
800 		if (pdu->version == SNMP_V1) {  in snmp_set()
847 			pdu->error_index = i + 1;  in snmp_set()
848 			pdu->error_status = ret;  in snmp_set()
850 			rollback(&context, pdu, i);  in snmp_set()
866 		pdu->error_status = ret;  in snmp_set()
867 		pdu->error_index = context.ctx.var_index;  in snmp_set()
870 			if (pdu->version != SNMP_V1) {  in snmp_set()
871 				pdu->error_status = SNMP_ERR_UNDO_FAILED;  in snmp_set()
872 				pdu->error_index = 0;  in snmp_set()
875 		rollback(&context, pdu, i);  in snmp_set()
891 	for (i = 0; i < pdu->nbindings; i++) {  in snmp_set()
971  * Make an error response from a PDU. We do this without decoding the
976 snmp_make_errresp(const struct snmp_pdu *pdu, struct asn_buf *pdu_b,  in snmp_make_errresp()  argument
985 	snmp_pdu_create_response(pdu, &resp);  in snmp_make_errresp()
990 	if (pdu->version == SNMP_V3) {  in snmp_make_errresp()
994 			snmp_error("cannot decode encrypted pdu");  in snmp_make_errresp()
999 			snmp_error("cannot decode scoped pdu header");  in snmp_make_errresp()
1021 		snmp_error("cannot get pdu header");  in snmp_make_errresp()
1027 		snmp_error("bad pdu header tag");  in snmp_make_errresp()
1039 	resp.error_status = pdu->error_status;  in snmp_make_errresp()
1040 	resp.error_index = pdu->error_index;  in snmp_make_errresp()