976 appl_request_downstream_free(struct appl_request_downstream *dreq)  in appl_request_downstream_free()  argument
980 	if (dreq == NULL)  in appl_request_downstream_free()
983 	RB_REMOVE(appl_requests, &(dreq->ard_backend->ab_requests), dreq);  in appl_request_downstream_free()
984 	evtimer_del(&(dreq->ard_timer));  in appl_request_downstream_free()
986 	for (vb = dreq->ard_vblist; vb != NULL; vb = vb->avi_next) {  in appl_request_downstream_free()
992 	appl_request_upstream_resolve(dreq->ard_request);  in appl_request_downstream_free()
993 	free(dreq);  in appl_request_downstream_free()
1000 	struct appl_request_downstream *dreq;  in appl_request_upstream_resolve()  local
1020 	dreq = NULL;  in appl_request_upstream_resolve()
1065 		if (dreq == NULL) {  in appl_request_upstream_resolve()
1066 			if ((dreq = malloc(sizeof(*dreq))) == NULL)  in appl_request_upstream_resolve()
1069 			dreq->ard_request = ureq;  in appl_request_upstream_resolve()
1070 			dreq->ard_vblist = vb;  in appl_request_upstream_resolve()
1071 			dreq->ard_backend = vb->avi_region->ar_backend;  in appl_request_upstream_resolve()
1072 			dreq->ard_retries = dreq->ard_backend->ab_retries;  in appl_request_upstream_resolve()
1073 			dreq->ard_requesttype = ureq->aru_requesttype;  in appl_request_upstream_resolve()
1079 			if (dreq->ard_requesttype == SNMP_C_GETBULKREQ &&  in appl_request_upstream_resolve()
1080 			    dreq->ard_backend->ab_fn->ab_getbulk == NULL)  in appl_request_upstream_resolve()
1081 				dreq->ard_requesttype = SNMP_C_GETNEXTREQ;  in appl_request_upstream_resolve()
1088 				dreq->ard_maxrepetitions = 0;  in appl_request_upstream_resolve()
1089 				dreq->ard_nonrepeaters = 1;  in appl_request_upstream_resolve()
1091 				dreq->ard_maxrepetitions = maxrepetitions;  in appl_request_upstream_resolve()
1092 				dreq->ard_nonrepeaters = 0;  in appl_request_upstream_resolve()
1095 				dreq->ard_requestid = arc4random();  in appl_request_upstream_resolve()
1097 			    &(dreq->ard_backend->ab_requests), dreq) != NULL);  in appl_request_upstream_resolve()
1101 			dreq->ard_nonrepeaters++;  in appl_request_upstream_resolve()
1103 			    &(dreq->ard_vblist->avi_varbind);  in appl_request_upstream_resolve()
1104 			vb->avi_next = dreq->ard_vblist;  in appl_request_upstream_resolve()
1105 			dreq->ard_vblist = vb;  in appl_request_upstream_resolve()
1114 			if (dreq->ard_maxrepetitions > maxrepetitions ||  in appl_request_upstream_resolve()
1115 			    dreq->ard_maxrepetitions == 0)  in appl_request_upstream_resolve()
1116 				dreq->ard_maxrepetitions = maxrepetitions;  in appl_request_upstream_resolve()
1119 		vb->avi_request_downstream = dreq;  in appl_request_upstream_resolve()
1125 	if (dreq == NULL) {  in appl_request_upstream_resolve()
1134 	evtimer_set(&(dreq->ard_timer), appl_request_downstream_timeout, dreq);  in appl_request_upstream_resolve()
1135 	evtimer_add(&(dreq->ard_timer), &tv);  in appl_request_upstream_resolve()
1137 	appl_request_downstream_send(dreq);  in appl_request_upstream_resolve()
1142 appl_request_downstream_send(struct appl_request_downstream *dreq)  in appl_request_downstream_send()  argument
1145 	appl_pdu_log(dreq->ard_backend, dreq->ard_requesttype,  in appl_request_downstream_send()
1146 	    dreq->ard_requestid, 0, 0, &(dreq->ard_vblist->avi_varbind));  in appl_request_downstream_send()
1148 	if (dreq->ard_requesttype == SNMP_C_GETREQ) {  in appl_request_downstream_send()
1149 		dreq->ard_backend->ab_fn->ab_get(dreq->ard_backend,  in appl_request_downstream_send()
1150 		    dreq->ard_request->aru_transactionid,  in appl_request_downstream_send()
1151 		    dreq->ard_requestid,  in appl_request_downstream_send()
1152 		    APPL_CONTEXT_NAME(dreq->ard_request->aru_ctx),  in appl_request_downstream_send()
1153 		    &(dreq->ard_vblist->avi_varbind));  in appl_request_downstream_send()
1154 	} else if (dreq->ard_requesttype == SNMP_C_GETNEXTREQ) {  in appl_request_downstream_send()
1155 		dreq->ard_backend->ab_fn->ab_getnext(dreq->ard_backend,  in appl_request_downstream_send()
1156 		    dreq->ard_request->aru_transactionid,  in appl_request_downstream_send()
1157 		    dreq->ard_requestid,  in appl_request_downstream_send()
1158 		    APPL_CONTEXT_NAME(dreq->ard_request->aru_ctx),  in appl_request_downstream_send()
1159 		    &(dreq->ard_vblist->avi_varbind));  in appl_request_downstream_send()
1167 	struct appl_request_downstream *dreq = cookie;  in appl_request_downstream_timeout()  local
1170 	    dreq->ard_backend->ab_name, dreq->ard_requestid,  in appl_request_downstream_timeout()
1171 	    dreq->ard_retries > 0 ? ": retrying" : "");  in appl_request_downstream_timeout()
1172 	if (dreq->ard_retries > 0) {  in appl_request_downstream_timeout()
1173 		dreq->ard_retries--;  in appl_request_downstream_timeout()
1174 		appl_request_downstream_send(dreq);  in appl_request_downstream_timeout()
1176 		appl_response(dreq->ard_backend, dreq->ard_requestid,  in appl_request_downstream_timeout()
1177 		    APPL_ERROR_GENERR, 1, &(dreq->ard_vblist->avi_varbind));  in appl_request_downstream_timeout()
1295 	struct appl_request_downstream *dreq, search;  in appl_response()  local
1308 	dreq = RB_FIND(appl_requests, &(backend->ab_requests), &search);  in appl_response()
1309 	if (dreq == NULL) {  in appl_response()
1314 		ureq = dreq->ard_request;  in appl_response()
1317 		origvb = dreq->ard_vblist;  in appl_response()
1318 		if (!appl_error_valid(error, dreq->ard_requesttype)) {  in appl_response()
1411 	if (dreq != NULL) {  in appl_response()
1413 			appl_varbind_error(dreq->ard_vblist, APPL_ERROR_GENERR);  in appl_response()
1414 		appl_request_downstream_free(dreq);  in appl_response()