1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #pragma ident "%Z%%M% %I% %E% SMI" 27 28 /* 29 * Utility routines 30 */ 31 32 #include <stdio.h> 33 #include <stdlib.h> 34 #include <errno.h> 35 #include <libintl.h> 36 #include "idmap_impl.h" 37 38 #define _UDT_SIZE_INCR 1 39 40 #define _GET_IDS_SIZE_INCR 1 41 42 static struct timeval TIMEOUT = { 25, 0 }; 43 44 extern int __idmap_verbose; 45 46 idmap_retcode 47 _udt_extend_batch(idmap_udt_handle_t *udthandle, int opnum) { 48 idmap_update_op *tmplist; 49 size_t nsize; 50 51 if (udthandle->next >= udthandle->batch.idmap_update_batch_len) { 52 nsize = (udthandle->batch.idmap_update_batch_len + 53 _UDT_SIZE_INCR) * sizeof (*tmplist); 54 tmplist = realloc( 55 udthandle->batch.idmap_update_batch_val, nsize); 56 if (tmplist == NULL) 57 return (IDMAP_ERR_MEMORY); 58 (void) memset((uchar_t *)tmplist + 59 (udthandle->batch.idmap_update_batch_len * 60 sizeof (*tmplist)), 0, 61 _UDT_SIZE_INCR * sizeof (*tmplist)); 62 udthandle->batch.idmap_update_batch_val = tmplist; 63 udthandle->batch.idmap_update_batch_len += _UDT_SIZE_INCR; 64 } 65 udthandle->batch.idmap_update_batch_val[udthandle->next].opnum = 66 opnum; 67 return (IDMAP_SUCCESS); 68 } 69 70 idmap_retcode 71 _get_ids_extend_batch(idmap_get_handle_t *gh) { 72 idmap_mapping *t1; 73 idmap_get_res_t *t2; 74 size_t nsize, len; 75 76 len = gh->batch.idmap_mapping_batch_len; 77 if (gh->next >= len) { 78 /* extend the request array */ 79 nsize = (len + _GET_IDS_SIZE_INCR) * sizeof (*t1); 80 t1 = realloc(gh->batch.idmap_mapping_batch_val, nsize); 81 if (t1 == NULL) 82 return (IDMAP_ERR_MEMORY); 83 (void) memset((uchar_t *)t1 + (len * sizeof (*t1)), 0, 84 _GET_IDS_SIZE_INCR * sizeof (*t1)); 85 gh->batch.idmap_mapping_batch_val = t1; 86 87 /* extend the return list */ 88 nsize = (len + _GET_IDS_SIZE_INCR) * sizeof (*t2); 89 t2 = realloc(gh->retlist, nsize); 90 if (t2 == NULL) 91 return (IDMAP_ERR_MEMORY); 92 (void) memset((uchar_t *)t2 + (len * sizeof (*t2)), 0, 93 _GET_IDS_SIZE_INCR * sizeof (*t2)); 94 gh->retlist = t2; 95 96 gh->batch.idmap_mapping_batch_len += _GET_IDS_SIZE_INCR; 97 } 98 return (IDMAP_SUCCESS); 99 } 100 101 idmap_stat 102 _iter_get_next_list(int type, idmap_iter_t *iter, 103 void *arg, uchar_t **list, size_t valsize, 104 xdrproc_t xdr_arg_proc, xdrproc_t xdr_res_proc) { 105 106 CLIENT *clnt; 107 enum clnt_stat clntstat; 108 const char *me = "_iter_get_next_list"; 109 110 if (__idmap_verbose) 111 (void) fprintf(stdout, "%s\n", me); 112 113 iter->next = 0; 114 iter->retlist = NULL; 115 _IDMAP_GET_CLIENT_HANDLE(iter->ih, clnt); 116 117 /* init the result */ 118 if (*list) { 119 xdr_free(xdr_res_proc, (caddr_t)*list); 120 } else { 121 if ((*list = malloc(valsize)) == NULL) { 122 (void) fprintf(stderr, gettext("Out of memory\n")); 123 errno = ENOMEM; 124 return (IDMAP_ERR_MEMORY); 125 } 126 } 127 (void) memset(*list, 0, valsize); 128 129 clntstat = clnt_call(clnt, type, 130 xdr_arg_proc, (caddr_t)arg, 131 xdr_res_proc, (caddr_t)*list, 132 TIMEOUT); 133 if (clntstat != RPC_SUCCESS) { 134 free(*list); 135 if (__idmap_verbose) 136 clnt_perror(clnt, me); 137 return (IDMAP_ERR_RPC); 138 } 139 iter->retlist = *list; 140 return (IDMAP_SUCCESS); 141 } 142